sdl-ios-xcode: src/video/ps3/spulibs/yuv2rgb.c annotate

annotate src/video/ps3/spulibs/yuv2rgb.c @ 4525:3abf0b9cafad

pelya 2010-07-12 03:53:48 PDT In function GLES_RenderCopy() in SDL_renderer_gles.c:819 there is one memcpy() that can be avoided if we're updating whole texture. Because of that the SDL 1.3 in compatibility mode is working even slower than software rendering in SDL 1.2.

author	Sam Lantinga <slouken@libsdl.org>
date	Wed, 14 Jul 2010 07:31:35 -0700
parents	94fb40a4a9a7
children

rev	line source
3257 94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1 /*
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	2 * SDL - Simple DirectMedia Layer
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	3 * CELL BE Support for PS3 Framebuffer
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	4 * Copyright (C) 2008, 2009 International Business Machines Corporation
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	5 *
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	6 * This library is free software; you can redistribute it and/or modify it
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	7 * under the terms of the GNU Lesser General Public License as published
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	8 * by the Free Software Foundation; either version 2.1 of the License, or
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	9 * (at your option) any later version.
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	10 *
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	11 * This library is distributed in the hope that it will be useful, but
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	12 * WITHOUT ANY WARRANTY; without even the implied warranty of
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	14 * Lesser General Public License for more details.
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	15 *
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	16 * You should have received a copy of the GNU Lesser General Public
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	17 * License along with this library; if not, write to the Free Software
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	19 * USA
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	20 *
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	21 * Martin Lowinski <lowinski [at] de [dot] ibm [ibm] com>
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	22 * Dirk Herrendoerfer <d.herrendoerfer [at] de [dot] ibm [dot] com>
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	23 * SPE code based on research by:
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	24 * Rene Becker
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	25 * Thimo Emmerich
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	26 */
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	27
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	28 #include "spu_common.h"
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	29
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	30 #include <spu_intrinsics.h>
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	31 #include <spu_mfcio.h>
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	32
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	33 // Debugging
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	34 //#define DEBUG
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	35
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	36 // Test environment for /2 resolutions
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	37 //#define TESTING
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	38
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	39 #ifdef DEBUG
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	40 #define deprintf(fmt, args... ) \
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	41 fprintf( stdout, fmt, ##args ); \
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	42 fflush( stdout );
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	43 #else
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	44 #define deprintf( fmt, args... )
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	45 #endif
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	46
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	47 struct yuv2rgb_parms_t parms_converter __attribute__((aligned(128)));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	48
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	49 /* A maximum of 8 lines Y, therefore 4 lines V, 4 lines U are stored
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	50 * there might be the need to retrieve misaligned data, adjust
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	51 * incoming v and u plane to be able to handle this (add 128)
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	52 */
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	53 unsigned char y_plane[2][(MAX_HDTV_WIDTH + 128) * 4] __attribute__((aligned(128)));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	54 unsigned char v_plane[2][(MAX_HDTV_WIDTH + 128) * 2] __attribute__((aligned(128)));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	55 unsigned char u_plane[2][(MAX_HDTV_WIDTH + 128) * 2] __attribute__((aligned(128)));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	56
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	57 /* A maximum of 4 lines BGRA are stored, 4 byte per pixel */
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	58 unsigned char bgra[4 * MAX_HDTV_WIDTH * 4] __attribute__((aligned(128)));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	59
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	60 /* some vectors needed by the float to int conversion */
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	61 static const vector float vec_255 = { 255.0f, 255.0f, 255.0f, 255.0f };
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	62 static const vector float vec_0_1 = { 0.1f, 0.1f, 0.1f, 0.1f };
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	63
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	64 void yuv_to_rgb_w16();
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	65 void yuv_to_rgb_w32();
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	66
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	67 void yuv_to_rgb_w2_line(unsigned char* y_addr, unsigned char* v_addr, unsigned char* u_addr, unsigned char* bgra_addr, unsigned int width);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	68 void yuv_to_rgb_w32_line(unsigned char* y_addr, unsigned char* v_addr, unsigned char* u_addr, unsigned char* bgra_addr_, unsigned int width);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	69
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	70
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	71 int main(unsigned long long spe_id __attribute__((unused)), unsigned long long argp __attribute__ ((unused)))
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	72 {
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	73 deprintf("[SPU] yuv2rgb_spu is up... (on SPE #%llu)\n", spe_id);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	74 uint32_t ea_mfc, mbox;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	75 // send ready message
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	76 spu_write_out_mbox(SPU_READY);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	77
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	78 while (1) {
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	79 /* Check mailbox */
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	80 mbox = spu_read_in_mbox();
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	81 deprintf("[SPU] Message is %u\n", mbox);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	82 switch (mbox) {
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	83 case SPU_EXIT:
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	84 deprintf("[SPU] yuv2rgb_converter goes down...\n");
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	85 return 0;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	86 case SPU_START:
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	87 break;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	88 default:
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	89 deprintf("[SPU] Cannot handle message\n");
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	90 continue;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	91 }
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	92
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	93 /* Tag Manager setup */
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	94 unsigned int tag_id;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	95 tag_id = mfc_multi_tag_reserve(1);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	96 if (tag_id == MFC_TAG_INVALID) {
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	97 deprintf("[SPU] Failed to reserve mfc tags on yuv2rgb_converter\n");
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	98 return 0;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	99 }
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	100
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	101 /* DMA transfer for the input parameters */
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	102 ea_mfc = spu_read_in_mbox();
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	103 deprintf("[SPU] Message on yuv2rgb_converter is %u\n", ea_mfc);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	104 spu_mfcdma32(&parms_converter, (unsigned int)ea_mfc, sizeof(struct yuv2rgb_parms_t), tag_id, MFC_GET_CMD);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	105 DMA_WAIT_TAG(tag_id);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	106
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	107 /* There are alignment issues that involve handling of special cases
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	108 * a width of 32 results in a width of 16 in the chrominance
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	109 * --> choose the proper handling to optimize the performance
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	110 */
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	111 deprintf("[SPU] Convert %ix%i from YUV to RGB\n", parms_converter.src_pixel_width, parms_converter.src_pixel_height);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	112 if (!(parms_converter.src_pixel_width & 0x1f)) {
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	113 deprintf("[SPU] Using yuv_to_rgb_w16\n");
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	114 yuv_to_rgb_w16();
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	115 } else {
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	116 deprintf("[SPU] Using yuv_to_rgb_w32\n");
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	117 yuv_to_rgb_w32();
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	118 }
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	119
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	120 mfc_multi_tag_release(tag_id, 1);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	121 deprintf("[SPU] yuv2rgb_spu... done!\n");
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	122 /* Send FIN message */
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	123 spu_write_out_mbox(SPU_FIN);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	124 }
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	125
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	126 return 0;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	127 }
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	128
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	129
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	130 /*
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	131 * float_to_char()
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	132 *
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	133 * converts a float to a character using saturated
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	134 * arithmetic
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	135 *
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	136 * @param s float for conversion
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	137 * @returns converted character
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	138 */
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	139 inline static unsigned char float_to_char(float s) {
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	140 vector float vec_s = spu_splats(s);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	141 vector unsigned int select_1 = spu_cmpgt(vec_0_1, vec_s);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	142 vec_s = spu_sel(vec_s, vec_0_1, select_1);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	143
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	144 vector unsigned int select_2 = spu_cmpgt(vec_s, vec_255);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	145 vec_s = spu_sel(vec_s, vec_255, select_2);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	146 return (unsigned char) spu_extract(vec_s,0);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	147 }
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	148
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	149
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	150 /*
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	151 * vfloat_to_vuint()
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	152 *
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	153 * converts a float vector to an unsinged int vector using saturated
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	154 * arithmetic
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	155 *
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	156 * @param vec_s float vector for conversion
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	157 * @returns converted unsigned int vector
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	158 */
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	159 inline static vector unsigned int vfloat_to_vuint(vector float vec_s) {
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	160 vector unsigned int select_1 = spu_cmpgt(vec_0_1, vec_s);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	161 vec_s = spu_sel(vec_s, vec_0_1, select_1);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	162
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	163 vector unsigned int select_2 = spu_cmpgt(vec_s, vec_255);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	164 vec_s = spu_sel(vec_s, vec_255, select_2);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	165 return spu_convtu(vec_s,0);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	166 }
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	167
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	168
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	169 void yuv_to_rgb_w16() {
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	170 // Pixel dimensions of the picture
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	171 uint32_t width, height;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	172
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	173 // Extract parameters
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	174 width = parms_converter.src_pixel_width;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	175 height = parms_converter.src_pixel_height;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	176
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	177 // Plane data management
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	178 // Y
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	179 unsigned char* ram_addr_y = parms_converter.y_plane;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	180 // V
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	181 unsigned char* ram_addr_v = parms_converter.v_plane;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	182 // U
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	183 unsigned char* ram_addr_u = parms_converter.u_plane;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	184
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	185 // BGRA
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	186 unsigned char* ram_addr_bgra = parms_converter.dstBuffer;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	187
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	188 // Strides
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	189 unsigned int stride_y = width;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	190 unsigned int stride_vu = width>>1;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	191
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	192 // Buffer management
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	193 unsigned int buf_idx = 0;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	194 unsigned int size_4lines_y = stride_y<<2;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	195 unsigned int size_2lines_y = stride_y<<1;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	196 unsigned int size_2lines_vu = stride_vu<<1;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	197
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	198 // 2width4byte_per_pixel
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	199 unsigned int size_2lines_bgra = width<<3;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	200
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	201
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	202 // start double-buffered processing
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	203 // 4 lines y
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	204 spu_mfcdma32(y_plane[buf_idx], (unsigned int) ram_addr_y, size_4lines_y, RETR_BUF+buf_idx, MFC_GET_CMD);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	205
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	206 // 2 lines v
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	207 spu_mfcdma32(v_plane[buf_idx], (unsigned int) ram_addr_v, size_2lines_vu, RETR_BUF+buf_idx, MFC_GET_CMD);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	208
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	209 // 2 lines u
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	210 spu_mfcdma32(u_plane[buf_idx], (unsigned int) ram_addr_u, size_2lines_vu, RETR_BUF+buf_idx, MFC_GET_CMD);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	211
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	212 // Wait for these transfers to be completed
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	213 DMA_WAIT_TAG((RETR_BUF + buf_idx));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	214
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	215 unsigned int i;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	216 for(i=0; i<(height>>2)-1; i++) {
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	217
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	218 buf_idx^=1;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	219
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	220 // 4 lines y
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	221 spu_mfcdma32(y_plane[buf_idx], (unsigned int) ram_addr_y+size_4lines_y, size_4lines_y, RETR_BUF+buf_idx, MFC_GET_CMD);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	222
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	223 // 2 lines v
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	224 spu_mfcdma32(v_plane[buf_idx], (unsigned int) ram_addr_v+size_2lines_vu, size_2lines_vu, RETR_BUF+buf_idx, MFC_GET_CMD);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	225
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	226 // 2 lines u
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	227 spu_mfcdma32(u_plane[buf_idx], (unsigned int) ram_addr_u+size_2lines_vu, size_2lines_vu, RETR_BUF+buf_idx, MFC_GET_CMD);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	228
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	229 DMA_WAIT_TAG((RETR_BUF + buf_idx));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	230
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	231 buf_idx^=1;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	232
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	233
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	234 // Convert YUV to BGRA, store it back (first two lines)
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	235 #ifndef TESTING
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	236 yuv_to_rgb_w16_line(y_plane[buf_idx], v_plane[buf_idx], u_plane[buf_idx], bgra, width);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	237
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	238 // Next two lines
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	239 yuv_to_rgb_w16_line(y_plane[buf_idx] + size_2lines_y,
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	240 v_plane[buf_idx] + stride_vu,
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	241 u_plane[buf_idx] + stride_vu,
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	242 bgra + size_2lines_bgra,
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	243 width);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	244 #else
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	245 yuv_to_rgb_w2_line(y_plane[buf_idx], v_plane[buf_idx], u_plane[buf_idx], bgra, width);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	246
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	247 // Next two lines
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	248 yuv_to_rgb_w2_line(y_plane[buf_idx] + size_2lines_y,
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	249 v_plane[buf_idx] + stride_vu,
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	250 u_plane[buf_idx] + stride_vu,
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	251 bgra + size_2lines_bgra,
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	252 width);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	253 #endif
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	254
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	255 // Wait for previous storing transfer to be completed
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	256 DMA_WAIT_TAG(STR_BUF);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	257
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	258 // Store converted lines in two steps->max transfer size 16384
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	259 spu_mfcdma32(bgra, (unsigned int) ram_addr_bgra, size_2lines_bgra, STR_BUF, MFC_PUT_CMD);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	260 ram_addr_bgra += size_2lines_bgra;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	261 spu_mfcdma32(bgra+size_2lines_bgra, (unsigned int) ram_addr_bgra, size_2lines_bgra, STR_BUF, MFC_PUT_CMD);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	262 ram_addr_bgra += size_2lines_bgra;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	263
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	264 // Move 4 lines
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	265 ram_addr_y += size_4lines_y;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	266 ram_addr_v += size_2lines_vu;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	267 ram_addr_u += size_2lines_vu;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	268
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	269 buf_idx^=1;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	270 }
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	271
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	272 #ifndef TESTING
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	273 // Convert YUV to BGRA, store it back (first two lines)
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	274 yuv_to_rgb_w16_line(y_plane[buf_idx], v_plane[buf_idx], u_plane[buf_idx], bgra, width);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	275
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	276 // Next two lines
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	277 yuv_to_rgb_w16_line(y_plane[buf_idx] + size_2lines_y,
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	278 v_plane[buf_idx] + stride_vu,
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	279 u_plane[buf_idx] + stride_vu,
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	280 bgra + size_2lines_bgra,
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	281 width);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	282 #else
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	283 // Convert YUV to BGRA, store it back (first two lines)
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	284 yuv_to_rgb_w2_line(y_plane[buf_idx], v_plane[buf_idx], u_plane[buf_idx], bgra, width);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	285
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	286 // Next two lines
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	287 yuv_to_rgb_w2_line(y_plane[buf_idx] + size_2lines_y,
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	288 v_plane[buf_idx] + stride_vu,
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	289 u_plane[buf_idx] + stride_vu,
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	290 bgra + size_2lines_bgra,
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	291 width);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	292 #endif
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	293
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	294 // Wait for previous storing transfer to be completed
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	295 DMA_WAIT_TAG(STR_BUF);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	296 spu_mfcdma32(bgra, (unsigned int) ram_addr_bgra, size_2lines_bgra, STR_BUF, MFC_PUT_CMD);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	297 ram_addr_bgra += size_2lines_bgra;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	298 spu_mfcdma32(bgra+size_2lines_bgra, (unsigned int) ram_addr_bgra, size_2lines_bgra, STR_BUF, MFC_PUT_CMD);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	299
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	300 // wait for previous storing transfer to be completed
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	301 DMA_WAIT_TAG(STR_BUF);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	302
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	303 }
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	304
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	305
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	306 void yuv_to_rgb_w32() {
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	307 // Pixel dimensions of the picture
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	308 uint32_t width, height;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	309
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	310 // Extract parameters
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	311 width = parms_converter.src_pixel_width;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	312 height = parms_converter.src_pixel_height;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	313
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	314 // Plane data management
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	315 // Y
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	316 unsigned char* ram_addr_y = parms_converter.y_plane;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	317 // V
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	318 unsigned char* ram_addr_v = parms_converter.v_plane;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	319 // U
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	320 unsigned char* ram_addr_u = parms_converter.u_plane;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	321
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	322 // BGRA
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	323 unsigned char* ram_addr_bgra = parms_converter.dstBuffer;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	324
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	325 // Strides
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	326 unsigned int stride_y = width;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	327 unsigned int stride_vu = width>>1;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	328
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	329 // Buffer management
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	330 unsigned int buf_idx = 0;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	331 unsigned int size_4lines_y = stride_y<<2;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	332 unsigned int size_2lines_y = stride_y<<1;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	333 unsigned int size_2lines_vu = stride_vu<<1;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	334
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	335 // 2width4byte_per_pixel
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	336 unsigned int size_2lines_bgra = width<<3;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	337
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	338 // start double-buffered processing
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	339 // 4 lines y
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	340 spu_mfcdma32(y_plane[buf_idx], (unsigned int) ram_addr_y, size_4lines_y, RETR_BUF + buf_idx, MFC_GET_CMD);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	341 // 2 lines v
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	342 spu_mfcdma32(v_plane[buf_idx], (unsigned int) ram_addr_v, size_2lines_vu, RETR_BUF + buf_idx, MFC_GET_CMD);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	343 // 2 lines u
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	344 spu_mfcdma32(u_plane[buf_idx], (unsigned int) ram_addr_u, size_2lines_vu, RETR_BUF + buf_idx, MFC_GET_CMD);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	345
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	346 // Wait for these transfers to be completed
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	347 DMA_WAIT_TAG((RETR_BUF + buf_idx));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	348
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	349 unsigned int i;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	350 for(i=0; i < (height>>2)-1; i++) {
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	351 buf_idx^=1;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	352 // 4 lines y
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	353 spu_mfcdma32(y_plane[buf_idx], (unsigned int) ram_addr_y+size_4lines_y, size_4lines_y, RETR_BUF + buf_idx, MFC_GET_CMD);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	354 deprintf("4lines = %d\n", size_4lines_y);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	355 // 2 lines v
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	356 spu_mfcdma32(v_plane[buf_idx], (unsigned int) ram_addr_v+size_2lines_vu, size_2lines_vu, RETR_BUF + buf_idx, MFC_GET_CMD);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	357 deprintf("2lines = %d\n", size_2lines_vu);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	358 // 2 lines u
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	359 spu_mfcdma32(u_plane[buf_idx], (unsigned int) ram_addr_u+size_2lines_vu, size_2lines_vu, RETR_BUF + buf_idx, MFC_GET_CMD);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	360 deprintf("2lines = %d\n", size_2lines_vu);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	361
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	362 DMA_WAIT_TAG((RETR_BUF + buf_idx));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	363
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	364 buf_idx^=1;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	365
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	366 // Convert YUV to BGRA, store it back (first two lines)
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	367 yuv_to_rgb_w32_line(y_plane[buf_idx], v_plane[buf_idx], u_plane[buf_idx], bgra, width);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	368
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	369 // Next two lines
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	370 yuv_to_rgb_w32_line(y_plane[buf_idx] + size_2lines_y,
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	371 v_plane[buf_idx] + stride_vu,
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	372 u_plane[buf_idx] + stride_vu,
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	373 bgra + size_2lines_bgra,
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	374 width);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	375
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	376 // Wait for previous storing transfer to be completed
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	377 DMA_WAIT_TAG(STR_BUF);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	378
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	379 // Store converted lines in two steps->max transfer size 16384
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	380 spu_mfcdma32(bgra, (unsigned int)ram_addr_bgra, size_2lines_bgra, STR_BUF, MFC_PUT_CMD);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	381 ram_addr_bgra += size_2lines_bgra;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	382 spu_mfcdma32(bgra + size_2lines_bgra, (unsigned int)ram_addr_bgra, size_2lines_bgra, STR_BUF, MFC_PUT_CMD);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	383 ram_addr_bgra += size_2lines_bgra;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	384
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	385 // Move 4 lines
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	386 ram_addr_y += size_4lines_y;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	387 ram_addr_v += size_2lines_vu;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	388 ram_addr_u += size_2lines_vu;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	389
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	390 buf_idx^=1;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	391 }
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	392
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	393 // Convert YUV to BGRA, store it back (first two lines)
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	394 yuv_to_rgb_w32_line(y_plane[buf_idx], v_plane[buf_idx], u_plane[buf_idx], bgra, width);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	395
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	396 // Next two lines
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	397 yuv_to_rgb_w32_line(y_plane[buf_idx] + size_2lines_y,
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	398 v_plane[buf_idx] + stride_vu,
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	399 u_plane[buf_idx] + stride_vu,
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	400 bgra + size_2lines_bgra,
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	401 width);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	402
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	403 // Wait for previous storing transfer to be completed
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	404 DMA_WAIT_TAG(STR_BUF);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	405 spu_mfcdma32(bgra, (unsigned int) ram_addr_bgra, size_2lines_bgra, STR_BUF, MFC_PUT_CMD);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	406 ram_addr_bgra += size_2lines_bgra;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	407 spu_mfcdma32(bgra + size_2lines_bgra, (unsigned int) ram_addr_bgra, size_2lines_bgra, STR_BUF, MFC_PUT_CMD);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	408
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	409 // Wait for previous storing transfer to be completed
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	410 DMA_WAIT_TAG(STR_BUF);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	411 }
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	412
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	413
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	414 /* Some vectors needed by the yuv 2 rgb conversion algorithm */
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	415 const vector float vec_minus_128 = { -128.0f, -128.0f, -128.0f, -128.0f };
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	416 const vector unsigned char vec_null = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	417 const vector unsigned char vec_char2int_first = { 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x11, 0x00, 0x00, 0x00, 0x12, 0x00, 0x00, 0x00, 0x13 };
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	418 const vector unsigned char vec_char2int_second = { 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x00, 0x15, 0x00, 0x00, 0x00, 0x16, 0x00, 0x00, 0x00, 0x17 };
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	419 const vector unsigned char vec_char2int_third = { 0x00, 0x00, 0x00, 0x18, 0x00, 0x00, 0x00, 0x19, 0x00, 0x00, 0x00, 0x1A, 0x00, 0x00, 0x00, 0x1B };
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	420 const vector unsigned char vec_char2int_fourth = { 0x00, 0x00, 0x00, 0x1C, 0x00, 0x00, 0x00, 0x1D, 0x00, 0x00, 0x00, 0x1E, 0x00, 0x00, 0x00, 0x1F };
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	421
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	422 const vector float vec_R_precalc_coeff = {1.403f, 1.403f, 1.403f, 1.403f};
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	423 const vector float vec_Gu_precalc_coeff = {-0.344f, -0.344f, -0.344f, -0.344f};
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	424 const vector float vec_Gv_precalc_coeff = {-0.714f, -0.714f, -0.714f, -0.714f};
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	425 const vector float vec_B_precalc_coeff = {1.773f, 1.773f, 1.773f, 1.773f};
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	426
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	427 const vector unsigned int vec_alpha = { 255 << 24, 255 << 24, 255 << 24, 255 << 24 };
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	428
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	429 const vector unsigned char vec_select_floats_upper = { 0x00, 0x01, 0x02, 0x03, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x04, 0x05, 0x06, 0x07 };
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	430 const vector unsigned char vec_select_floats_lower = { 0x08, 0x09, 0x0A, 0x0B, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x0C, 0x0D, 0x0E, 0x0F };
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	431
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	432
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	433 #ifdef TESTING
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	434 /*
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	435 * yuv_to_rgb_w2()
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	436 *
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	437 * - converts x * 4 pixels from YUV to RGB
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	438 * - two lines of YUV are taken as input.
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	439 * - width has to be a multiple of 2 (= 4 pixel)
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	440 *
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	441 * @param y_addr address of the y plane (local store)
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	442 * @param v_addr address of the v plane (local store)
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	443 * @param u_addr address of the u plane (local store)
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	444 * @param bgra_addr_char address of the bgra output buffer (local store)
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	445 * @param width the width of a line in pixel
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	446 */
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	447 void yuv_to_rgb_w2_line(unsigned char* y_addr, unsigned char* v_addr, unsigned char* u_addr, unsigned char* bgra_addr_char, unsigned int width) {
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	448 // each pixel is stored as an integer
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	449 unsigned int* bgra_addr = (unsigned int*) bgra_addr_char;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	450
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	451 unsigned int x;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	452 // Go through each line in steps of 2, because every U and V value is connected to 4 pixels Y (YUV 4:2:0)
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	453 for(x = 0; x < width; x+=2) {
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	454 // Get the 4 Y, 1 U and 1 V values
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	455 const unsigned char Y_1 = *(y_addr + x);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	456 const unsigned char Y_2 = *(y_addr + x + 1);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	457 const unsigned char Y_3 = *(y_addr + x + width);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	458 const unsigned char Y_4 = *(y_addr + x + width + 1);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	459 const unsigned char U = *(u_addr + (x >> 1));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	460 const unsigned char V = *(v_addr + (x >> 1));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	461
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	462 // Start converting
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	463 float V_minus_128 = (float)((float)V - 128.0f);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	464 float U_minus_128 = (float)((float)U - 128.0f);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	465
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	466 float R_precalculate = 1.403f * V_minus_128;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	467 float G_precalculate = -(0.344f * U_minus_128 + 0.714f * V_minus_128);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	468 float B_precalculate = 1.773f * U_minus_128;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	469
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	470 // Cast the results
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	471 const unsigned char R_1 = float_to_char((Y_1 + R_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	472 const unsigned char R_2 = float_to_char((Y_2 + R_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	473 const unsigned char R_3 = float_to_char((Y_3 + R_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	474 const unsigned char R_4 = float_to_char((Y_4 + R_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	475 const unsigned char G_1 = float_to_char((Y_1 + G_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	476 const unsigned char G_2 = float_to_char((Y_2 + G_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	477 const unsigned char G_3 = float_to_char((Y_3 + G_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	478 const unsigned char G_4 = float_to_char((Y_4 + G_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	479 const unsigned char B_1 = float_to_char((Y_1 + B_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	480 const unsigned char B_2 = float_to_char((Y_2 + B_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	481 const unsigned char B_3 = float_to_char((Y_3 + B_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	482 const unsigned char B_4 = float_to_char((Y_4 + B_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	483
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	484 // Write back
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	485 *(bgra_addr + x) = (B_1 << 0)\| (G_1 << 8) \| (R_1 << 16) \| (255 << 24);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	486 *(bgra_addr + x + 1) = (B_2 << 0)\| (G_2 << 8) \| (R_2 << 16) \| (255 << 24);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	487 *(bgra_addr + x + width) = (B_3 << 0)\| (G_3 << 8) \| (R_3 << 16) \| (255 << 24);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	488 *(bgra_addr + x + width + 1) = (B_4 << 0)\| (G_4 << 8) \| (R_4 << 16) \| (255 << 24);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	489 }
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	490 }
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	491 #endif
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	492
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	493
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	494 /*
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	495 * yuv_to_rgb_w32()
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	496 *
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	497 * processes to line of yuv-input, width has to be a multiple of 32
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	498 * two lines of yuv are taken as input
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	499 *
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	500 * @param y_addr address of the y plane in local store
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	501 * @param v_addr address of the v plane in local store
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	502 * @param u_addr address of the u plane in local store
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	503 * @param bgra_addr_ address of the bgra output buffer
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	504 * @param width the width in pixel
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	505 */
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	506 void yuv_to_rgb_w32_line(unsigned char* y_addr, unsigned char* v_addr, unsigned char* u_addr, unsigned char* bgra_addr_, unsigned int width) {
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	507 // each pixel is stored as an integer
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	508 unsigned int* bgra_addr = (unsigned int*) bgra_addr_;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	509
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	510 unsigned int x;
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	511 for(x = 0; x < width; x+=32) {
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	512 // Gehe zweischrittig durch die zeile, da jeder u und v wert fuer 4 pixel(zwei hoch, zwei breit) gilt
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	513
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	514 const vector unsigned char vchar_Y_1 = ((vector unsigned char)(y_addr + x));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	515 const vector unsigned char vchar_Y_2 = ((vector unsigned char)(y_addr + x + 16));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	516 const vector unsigned char vchar_Y_3 = ((vector unsigned char)(y_addr + x + width));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	517 const vector unsigned char vchar_Y_4 = ((vector unsigned char)(y_addr + x + width + 16));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	518 const vector unsigned char vchar_U = ((vector unsigned char)(u_addr + (x >> 1)));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	519 const vector unsigned char vchar_V = ((vector unsigned char)(v_addr + (x >> 1)));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	520
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	521 const vector float vfloat_U_1 = spu_add(spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_U, vec_char2int_first), 0),vec_minus_128);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	522 const vector float vfloat_U_2 = spu_add(spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_U, vec_char2int_second), 0),vec_minus_128);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	523 const vector float vfloat_U_3 = spu_add(spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_U, vec_char2int_third), 0),vec_minus_128);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	524 const vector float vfloat_U_4 = spu_add(spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_U, vec_char2int_fourth), 0),vec_minus_128);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	525
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	526 const vector float vfloat_V_1 = spu_add(spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_V, vec_char2int_first), 0),vec_minus_128);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	527 const vector float vfloat_V_2 = spu_add(spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_V, vec_char2int_second), 0),vec_minus_128);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	528 const vector float vfloat_V_3 = spu_add(spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_V, vec_char2int_third), 0),vec_minus_128);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	529 const vector float vfloat_V_4 = spu_add(spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_V, vec_char2int_fourth), 0),vec_minus_128);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	530
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	531 vector float Y_1 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_1, vec_char2int_first), 0);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	532 vector float Y_2 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_1, vec_char2int_second), 0);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	533 vector float Y_3 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_1, vec_char2int_third), 0);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	534 vector float Y_4 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_1, vec_char2int_fourth), 0);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	535 vector float Y_5 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_2, vec_char2int_first), 0);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	536 vector float Y_6 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_2, vec_char2int_second), 0);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	537 vector float Y_7 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_2, vec_char2int_third), 0);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	538 vector float Y_8 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_2, vec_char2int_fourth), 0);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	539 vector float Y_9 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_3, vec_char2int_first), 0);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	540 vector float Y_10 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_3, vec_char2int_second), 0);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	541 vector float Y_11 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_3, vec_char2int_third), 0);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	542 vector float Y_12 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_3, vec_char2int_fourth), 0);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	543 vector float Y_13 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_4, vec_char2int_first), 0);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	544 vector float Y_14 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_4, vec_char2int_second), 0);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	545 vector float Y_15 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_4, vec_char2int_third), 0);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	546 vector float Y_16 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_4, vec_char2int_fourth), 0);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	547
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	548 const vector float R1a_precalculate = spu_mul(vec_R_precalc_coeff, vfloat_V_1);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	549 const vector float R2a_precalculate = spu_mul(vec_R_precalc_coeff, vfloat_V_2);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	550 const vector float R3a_precalculate = spu_mul(vec_R_precalc_coeff, vfloat_V_3);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	551 const vector float R4a_precalculate = spu_mul(vec_R_precalc_coeff, vfloat_V_4);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	552
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	553 const vector float R1_precalculate = spu_shuffle(R1a_precalculate, R1a_precalculate, vec_select_floats_upper);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	554 const vector float R2_precalculate = spu_shuffle(R1a_precalculate, R1a_precalculate, vec_select_floats_lower);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	555 const vector float R3_precalculate = spu_shuffle(R2a_precalculate, R2a_precalculate, vec_select_floats_upper);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	556 const vector float R4_precalculate = spu_shuffle(R2a_precalculate, R2a_precalculate, vec_select_floats_lower);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	557 const vector float R5_precalculate = spu_shuffle(R3a_precalculate, R3a_precalculate, vec_select_floats_upper);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	558 const vector float R6_precalculate = spu_shuffle(R3a_precalculate, R3a_precalculate, vec_select_floats_lower);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	559 const vector float R7_precalculate = spu_shuffle(R4a_precalculate, R4a_precalculate, vec_select_floats_upper);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	560 const vector float R8_precalculate = spu_shuffle(R4a_precalculate, R4a_precalculate, vec_select_floats_lower);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	561
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	562
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	563 const vector float G1a_precalculate = spu_madd(vec_Gu_precalc_coeff, vfloat_U_1, spu_mul(vfloat_V_1, vec_Gv_precalc_coeff));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	564 const vector float G2a_precalculate = spu_madd(vec_Gu_precalc_coeff, vfloat_U_2, spu_mul(vfloat_V_2, vec_Gv_precalc_coeff));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	565 const vector float G3a_precalculate = spu_madd(vec_Gu_precalc_coeff, vfloat_U_3, spu_mul(vfloat_V_3, vec_Gv_precalc_coeff));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	566 const vector float G4a_precalculate = spu_madd(vec_Gu_precalc_coeff, vfloat_U_4, spu_mul(vfloat_V_4, vec_Gv_precalc_coeff));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	567
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	568 const vector float G1_precalculate = spu_shuffle(G1a_precalculate, G1a_precalculate, vec_select_floats_upper);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	569 const vector float G2_precalculate = spu_shuffle(G1a_precalculate, G1a_precalculate, vec_select_floats_lower);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	570 const vector float G3_precalculate = spu_shuffle(G2a_precalculate, G2a_precalculate, vec_select_floats_upper);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	571 const vector float G4_precalculate = spu_shuffle(G2a_precalculate, G2a_precalculate, vec_select_floats_lower);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	572 const vector float G5_precalculate = spu_shuffle(G3a_precalculate, G3a_precalculate, vec_select_floats_upper);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	573 const vector float G6_precalculate = spu_shuffle(G3a_precalculate, G3a_precalculate, vec_select_floats_lower);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	574 const vector float G7_precalculate = spu_shuffle(G4a_precalculate, G4a_precalculate, vec_select_floats_upper);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	575 const vector float G8_precalculate = spu_shuffle(G4a_precalculate, G4a_precalculate, vec_select_floats_lower);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	576
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	577
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	578 const vector float B1a_precalculate = spu_mul(vec_B_precalc_coeff, vfloat_U_1);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	579 const vector float B2a_precalculate = spu_mul(vec_B_precalc_coeff, vfloat_U_2);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	580 const vector float B3a_precalculate = spu_mul(vec_B_precalc_coeff, vfloat_U_3);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	581 const vector float B4a_precalculate = spu_mul(vec_B_precalc_coeff, vfloat_U_4);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	582
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	583 const vector float B1_precalculate = spu_shuffle(B1a_precalculate, B1a_precalculate, vec_select_floats_upper);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	584 const vector float B2_precalculate = spu_shuffle(B1a_precalculate, B1a_precalculate, vec_select_floats_lower);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	585 const vector float B3_precalculate = spu_shuffle(B2a_precalculate, B2a_precalculate, vec_select_floats_upper);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	586 const vector float B4_precalculate = spu_shuffle(B2a_precalculate, B2a_precalculate, vec_select_floats_lower);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	587 const vector float B5_precalculate = spu_shuffle(B3a_precalculate, B3a_precalculate, vec_select_floats_upper);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	588 const vector float B6_precalculate = spu_shuffle(B3a_precalculate, B3a_precalculate, vec_select_floats_lower);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	589 const vector float B7_precalculate = spu_shuffle(B4a_precalculate, B4a_precalculate, vec_select_floats_upper);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	590 const vector float B8_precalculate = spu_shuffle(B4a_precalculate, B4a_precalculate, vec_select_floats_lower);
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	591
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	592
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	593 const vector unsigned int R_1 = vfloat_to_vuint(spu_add( Y_1, R1_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	594 const vector unsigned int R_2 = vfloat_to_vuint(spu_add( Y_2, R2_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	595 const vector unsigned int R_3 = vfloat_to_vuint(spu_add( Y_3, R3_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	596 const vector unsigned int R_4 = vfloat_to_vuint(spu_add( Y_4, R4_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	597 const vector unsigned int R_5 = vfloat_to_vuint(spu_add( Y_5, R5_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	598 const vector unsigned int R_6 = vfloat_to_vuint(spu_add( Y_6, R6_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	599 const vector unsigned int R_7 = vfloat_to_vuint(spu_add( Y_7, R7_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	600 const vector unsigned int R_8 = vfloat_to_vuint(spu_add( Y_8, R8_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	601 const vector unsigned int R_9 = vfloat_to_vuint(spu_add( Y_9, R1_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	602 const vector unsigned int R_10 = vfloat_to_vuint(spu_add(Y_10, R2_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	603 const vector unsigned int R_11 = vfloat_to_vuint(spu_add(Y_11, R3_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	604 const vector unsigned int R_12 = vfloat_to_vuint(spu_add(Y_12, R4_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	605 const vector unsigned int R_13 = vfloat_to_vuint(spu_add(Y_13, R5_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	606 const vector unsigned int R_14 = vfloat_to_vuint(spu_add(Y_14, R6_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	607 const vector unsigned int R_15 = vfloat_to_vuint(spu_add(Y_15, R7_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	608 const vector unsigned int R_16 = vfloat_to_vuint(spu_add(Y_16, R8_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	609
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	610 const vector unsigned int G_1 = vfloat_to_vuint(spu_add( Y_1, G1_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	611 const vector unsigned int G_2 = vfloat_to_vuint(spu_add( Y_2, G2_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	612 const vector unsigned int G_3 = vfloat_to_vuint(spu_add( Y_3, G3_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	613 const vector unsigned int G_4 = vfloat_to_vuint(spu_add( Y_4, G4_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	614 const vector unsigned int G_5 = vfloat_to_vuint(spu_add( Y_5, G5_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	615 const vector unsigned int G_6 = vfloat_to_vuint(spu_add( Y_6, G6_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	616 const vector unsigned int G_7 = vfloat_to_vuint(spu_add( Y_7, G7_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	617 const vector unsigned int G_8 = vfloat_to_vuint(spu_add( Y_8, G8_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	618 const vector unsigned int G_9 = vfloat_to_vuint(spu_add( Y_9, G1_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	619 const vector unsigned int G_10 = vfloat_to_vuint(spu_add(Y_10, G2_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	620 const vector unsigned int G_11 = vfloat_to_vuint(spu_add(Y_11, G3_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	621 const vector unsigned int G_12 = vfloat_to_vuint(spu_add(Y_12, G4_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	622 const vector unsigned int G_13 = vfloat_to_vuint(spu_add(Y_13, G5_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	623 const vector unsigned int G_14 = vfloat_to_vuint(spu_add(Y_14, G6_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	624 const vector unsigned int G_15 = vfloat_to_vuint(spu_add(Y_15, G7_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	625 const vector unsigned int G_16 = vfloat_to_vuint(spu_add(Y_16, G8_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	626
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	627 const vector unsigned int B_1 = vfloat_to_vuint(spu_add( Y_1, B1_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	628 const vector unsigned int B_2 = vfloat_to_vuint(spu_add( Y_2, B2_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	629 const vector unsigned int B_3 = vfloat_to_vuint(spu_add( Y_3, B3_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	630 const vector unsigned int B_4 = vfloat_to_vuint(spu_add( Y_4, B4_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	631 const vector unsigned int B_5 = vfloat_to_vuint(spu_add( Y_5, B5_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	632 const vector unsigned int B_6 = vfloat_to_vuint(spu_add( Y_6, B6_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	633 const vector unsigned int B_7 = vfloat_to_vuint(spu_add( Y_7, B7_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	634 const vector unsigned int B_8 = vfloat_to_vuint(spu_add( Y_8, B8_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	635 const vector unsigned int B_9 = vfloat_to_vuint(spu_add( Y_9, B1_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	636 const vector unsigned int B_10 = vfloat_to_vuint(spu_add(Y_10, B2_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	637 const vector unsigned int B_11 = vfloat_to_vuint(spu_add(Y_11, B3_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	638 const vector unsigned int B_12 = vfloat_to_vuint(spu_add(Y_12, B4_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	639 const vector unsigned int B_13 = vfloat_to_vuint(spu_add(Y_13, B5_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	640 const vector unsigned int B_14 = vfloat_to_vuint(spu_add(Y_14, B6_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	641 const vector unsigned int B_15 = vfloat_to_vuint(spu_add(Y_15, B7_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	642 const vector unsigned int B_16 = vfloat_to_vuint(spu_add(Y_16, B8_precalculate));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	643
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	644 ((vector unsigned int)(bgra_addr + x)) = spu_or(spu_or(vec_alpha, B_1), spu_or(spu_slqwbyte( R_1, 2),spu_slqwbyte(G_1, 1)));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	645 ((vector unsigned int)(bgra_addr + x + 4)) = spu_or(spu_or(vec_alpha, B_2), spu_or(spu_slqwbyte( R_2, 2),spu_slqwbyte(G_2, 1)));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	646 ((vector unsigned int)(bgra_addr + x + 8)) = spu_or(spu_or(vec_alpha, B_3), spu_or(spu_slqwbyte( R_3, 2),spu_slqwbyte(G_3, 1)));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	647 ((vector unsigned int)(bgra_addr + x + 12)) = spu_or(spu_or(vec_alpha, B_4), spu_or(spu_slqwbyte( R_4, 2),spu_slqwbyte(G_4, 1)));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	648 ((vector unsigned int)(bgra_addr + x + 16)) = spu_or(spu_or(vec_alpha, B_5), spu_or(spu_slqwbyte( R_5, 2),spu_slqwbyte(G_5, 1)));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	649 ((vector unsigned int)(bgra_addr + x + 20)) = spu_or(spu_or(vec_alpha, B_6), spu_or(spu_slqwbyte( R_6, 2),spu_slqwbyte(G_6, 1)));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	650 ((vector unsigned int)(bgra_addr + x + 24)) = spu_or(spu_or(vec_alpha, B_7), spu_or(spu_slqwbyte( R_7, 2),spu_slqwbyte(G_7, 1)));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	651 ((vector unsigned int)(bgra_addr + x + 28)) = spu_or(spu_or(vec_alpha, B_8), spu_or(spu_slqwbyte( R_8, 2),spu_slqwbyte(G_8, 1)));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	652 ((vector unsigned int)(bgra_addr + x + width)) = spu_or(spu_or(vec_alpha, B_9), spu_or(spu_slqwbyte( R_9, 2),spu_slqwbyte(G_9, 1)));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	653 ((vector unsigned int)(bgra_addr + x + width + 4)) = spu_or(spu_or(vec_alpha, B_10), spu_or(spu_slqwbyte(R_10, 2),spu_slqwbyte(G_10, 1)));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	654 ((vector unsigned int)(bgra_addr + x + width + 8)) = spu_or(spu_or(vec_alpha, B_11), spu_or(spu_slqwbyte(R_11, 2),spu_slqwbyte(G_11, 1)));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	655 ((vector unsigned int)(bgra_addr + x + width + 12)) = spu_or(spu_or(vec_alpha, B_12), spu_or(spu_slqwbyte(R_12, 2),spu_slqwbyte(G_12, 1)));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	656 ((vector unsigned int)(bgra_addr + x + width + 16)) = spu_or(spu_or(vec_alpha, B_13), spu_or(spu_slqwbyte(R_13, 2),spu_slqwbyte(G_13, 1)));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	657 ((vector unsigned int)(bgra_addr + x + width + 20)) = spu_or(spu_or(vec_alpha, B_14), spu_or(spu_slqwbyte(R_14, 2),spu_slqwbyte(G_14, 1)));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	658 ((vector unsigned int)(bgra_addr + x + width + 24)) = spu_or(spu_or(vec_alpha, B_15), spu_or(spu_slqwbyte(R_15, 2),spu_slqwbyte(G_15, 1)));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	659 ((vector unsigned int)(bgra_addr + x + width + 28)) = spu_or(spu_or(vec_alpha, B_16), spu_or(spu_slqwbyte(R_16, 2),spu_slqwbyte(G_16, 1)));
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	660 }
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	661 }
94fb40a4a9a7 Merged Martin's code changes from Google Summer of Code 2009 Sam Lantinga <slouken@libsdl.org> parents: diff changeset	662

Mercurial > sdl-ios-xcode

annotate src/video/ps3/spulibs/yuv2rgb.c @ 4525:3abf0b9cafad