Mercurial > sdl-ios-xcode

annotate src/video/ps2gs/SDL_gsyuv.c @ 630:550bccdf04bd

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Added initial support for RISC OS (thanks Peter Naulls!)
author Sam Lantinga <slouken@libsdl.org>
date Thu, 29 May 2003 04:44:13 +0000
parents 522e5202014d
children c9b51268668f
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997, 1998, 1999, 2000 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Library General Public
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7 License as published by the Free Software Foundation; either
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8 version 2 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Library General Public License for more details.
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14
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15 You should have received a copy of the GNU Library General Public
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16 License along with this library; if not, write to the Free
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17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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18
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19 Sam Lantinga
252
e8157fcb3114 Updated the source with the correct e-mail address
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20 slouken@libsdl.org
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21 */
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22
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23 #ifdef SAVE_RCSID
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24 static char rcsid =
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25 "@(#) $Id$";
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26 #endif
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27
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28 /* This is the Playstation 2 implementation of YUV video overlays */
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29
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30 #include <stdlib.h>
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31 #include <string.h>
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32 #include <fcntl.h>
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33 #include <unistd.h>
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34 #include <sys/ioctl.h>
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35 #include <sys/mman.h>
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36 #include <asm/page.h> /* For definition of PAGE_SIZE */
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37
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38 #include "SDL_error.h"
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39 #include "SDL_video.h"
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40 #include "SDL_gsyuv_c.h"
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41 #include "SDL_yuvfuncs.h"
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42
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43 /* The maximum number of 16x16 pixel block converted at once */
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44 #define MAX_MACROBLOCKS 1024 /* 2^10 macroblocks at once */
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45
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46 /* The functions used to manipulate video overlays */
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47 static struct private_yuvhwfuncs gs_yuvfuncs = {
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48 GS_LockYUVOverlay,
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49 GS_UnlockYUVOverlay,
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50 GS_DisplayYUVOverlay,
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51 GS_FreeYUVOverlay
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52 };
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53
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54 struct private_yuvhwdata {
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55 int ipu_fd;
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56 Uint8 *pixels;
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57 int macroblocks;
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58 int dma_len;
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59 caddr_t dma_mem;
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60 caddr_t ipu_imem;
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61 caddr_t ipu_omem;
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62 caddr_t dma_tags;
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63 unsigned long long *stretch_x1y1;
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64 unsigned long long *stretch_x2y2;
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65 struct ps2_plist plist;
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66
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67 /* These are just so we don't have to allocate them separately */
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68 Uint16 pitches[3];
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69 Uint8 *planes[3];
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70 };
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71
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72 static int power_of_2(int value)
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73 {
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74 int shift;
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75
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76 for ( shift = 0; (1<<shift) < value; ++shift ) {
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77 /* Keep looking */ ;
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78 }
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79 return(shift);
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80 }
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81
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82 SDL_Overlay *GS_CreateYUVOverlay(_THIS, int width, int height, Uint32 format, SDL_Surface *display)
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83 {
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84 SDL_Overlay *overlay;
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85 struct private_yuvhwdata *hwdata;
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86 int map_offset;
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87 unsigned long long *tags;
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88 caddr_t base;
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89 int bpp;
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90 int fbp, fbw, psm;
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91 int x, y, w, h;
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92 int pnum;
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93 struct ps2_packet *packet;
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94 struct ps2_packet tex_packet;
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95
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96 /* We can only decode blocks of 16x16 pixels */
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97 if ( (width & 15) || (height & 15) ) {
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98 SDL_SetError("Overlay width/height must be multiples of 16");
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99 return(NULL);
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100 }
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101 /* Make sure the image isn't too large for a single DMA transfer */
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102 if ( ((width/16) * (height/16)) > MAX_MACROBLOCKS ) {
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103 SDL_SetError("Overlay too large (maximum size: %d pixels)",
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104 MAX_MACROBLOCKS * 16 * 16);
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105 return(NULL);
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106 }
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107
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108 /* Double-check the requested format. For simplicity, we'll only
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109 support planar YUV formats.
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110 */
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111 switch (format) {
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112 case SDL_YV12_OVERLAY:
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113 case SDL_IYUV_OVERLAY:
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114 /* Supported planar YUV format */
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115 break;
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116 default:
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117 SDL_SetError("Unsupported YUV format");
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118 return(NULL);
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119 }
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120
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121 /* Create the overlay structure */
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122 overlay = (SDL_Overlay *)malloc(sizeof *overlay);
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123 if ( overlay == NULL ) {
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124 SDL_OutOfMemory();
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125 return(NULL);
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126 }
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127 memset(overlay, 0, (sizeof *overlay));
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128
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129 /* Fill in the basic members */
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130 overlay->format = format;
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131 overlay->w = width;
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132 overlay->h = height;
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133
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134 /* Set up the YUV surface function structure */
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135 overlay->hwfuncs = &gs_yuvfuncs;
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136 overlay->hw_overlay = 1;
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137
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138 /* Create the pixel data */
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139 hwdata = (struct private_yuvhwdata *)malloc(sizeof *hwdata);
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140 overlay->hwdata = hwdata;
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141 if ( hwdata == NULL ) {
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142 SDL_FreeYUVOverlay(overlay);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
143 SDL_OutOfMemory();
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
144 return(NULL);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
145 }
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
146 hwdata->ipu_fd = -1;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
147 hwdata->pixels = (Uint8 *)malloc(width*height*2);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
148 if ( hwdata->pixels == NULL ) {
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
149 SDL_FreeYUVOverlay(overlay);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
150 SDL_OutOfMemory();
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
151 return(NULL);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
152 }
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
153 hwdata->macroblocks = (width/16) * (height/16);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
154
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
155 /* Find the pitch and offset values for the overlay */
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
156 overlay->pitches = hwdata->pitches;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
157 overlay->pixels = hwdata->planes;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
158 switch (format) {
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
159 case SDL_YV12_OVERLAY:
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
160 case SDL_IYUV_OVERLAY:
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
161 overlay->pitches[0] = overlay->w;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
162 overlay->pitches[1] = overlay->pitches[0] / 2;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
163 overlay->pitches[2] = overlay->pitches[0] / 2;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
164 overlay->pixels[0] = hwdata->pixels;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
165 overlay->pixels[1] = overlay->pixels[0] +
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
166 overlay->pitches[0] * overlay->h;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
167 overlay->pixels[2] = overlay->pixels[1] +
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
168 overlay->pitches[1] * overlay->h / 2;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
169 overlay->planes = 3;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
170 break;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
171 default:
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
172 /* We should never get here (caught above) */
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
173 break;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
174 }
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
175
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
176 /* Theoretically we could support several concurrent decode
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
177 streams queueing up on the same file descriptor, but for
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
178 simplicity we'll support only one. Opening the IPU more
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
179 than once will fail with EBUSY.
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
180 */
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
181 hwdata->ipu_fd = open("/dev/ps2ipu", O_RDWR);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
182 if ( hwdata->ipu_fd < 0 ) {
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
183 SDL_FreeYUVOverlay(overlay);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
184 SDL_SetError("Playstation 2 IPU busy");
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
185 return(NULL);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
186 }
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
187
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
188 /* Allocate a DMA area for pixel conversion */
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
189 bpp = this->screen->format->BytesPerPixel;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
190 map_offset = (mapped_len + (PAGE_SIZE - 1)) & ~(PAGE_SIZE - 1);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
191 hwdata->dma_len = hwdata->macroblocks * (16 * 16 + 8 * 8 + 8 * 8) +
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
192 width * height * bpp +
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
193 hwdata->macroblocks * (16 * sizeof(long long)) +
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
194 12 * sizeof(long long);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
195 hwdata->dma_mem = mmap(0, hwdata->dma_len, PROT_READ|PROT_WRITE,
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
196 MAP_SHARED, memory_fd, map_offset);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
197 if ( hwdata->dma_mem == MAP_FAILED ) {
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
198 hwdata->ipu_imem = (caddr_t)0;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
199 SDL_FreeYUVOverlay(overlay);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
200 SDL_SetError("Unable to map %d bytes for DMA", hwdata->dma_len);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
201 return(NULL);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
202 }
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
203 hwdata->ipu_imem = hwdata->dma_mem;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
204 hwdata->ipu_omem = hwdata->ipu_imem +
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
205 hwdata->macroblocks * (16 * 16 + 8 * 8 + 8 * 8);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
206 hwdata->dma_tags = hwdata->ipu_omem + width * height * bpp;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
207
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
208 /* Allocate memory for the DMA packets */
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
209 hwdata->plist.num = hwdata->macroblocks * 4 + 1;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
210 hwdata->plist.packet = (struct ps2_packet *)malloc(
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
211 hwdata->plist.num*sizeof(struct ps2_packet));
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
212 if ( ! hwdata->plist.packet ) {
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
213 SDL_FreeYUVOverlay(overlay);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
214 SDL_OutOfMemory();
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
215 return(NULL);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
216 }
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
217 pnum = 0;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
218 packet = hwdata->plist.packet;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
219
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
220 /* Set up the tags to send the image to the screen */
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
221 tags = (unsigned long long *)hwdata->dma_tags;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
222 base = hwdata->ipu_omem;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
223 fbp = screen_image.fbp;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
224 fbw = screen_image.fbw;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
225 psm = screen_image.psm;
136
717f739d6ec1 Added hardware stretching code to scale 640x480 to TV resolution
Sam Lantinga <slouken@libsdl.org>
parents: 70
diff changeset
226 y = screen_image.y + screen_image.h; /* Offscreen video memory */
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
227 for ( h=height/16; h; --h ) {
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
228 x = 0; /* Visible video memory */
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
229 for ( w=width/16; w; --w ) {
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
230 /* The head tag */
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
231 packet[pnum].ptr = &tags[0];
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
232 packet[pnum].len = 10 * sizeof(*tags);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
233 ++pnum;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
234 tags[0] = 4 | (1LL << 60); /* GIFtag */
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
235 tags[1] = 0x0e; /* A+D */
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
236 tags[2] = ((unsigned long long)fbp << 32) |
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
237 ((unsigned long long)fbw << 48) |
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
238 ((unsigned long long)psm << 56);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
239 tags[3] = PS2_GS_BITBLTBUF;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
240 tags[4] = ((unsigned long long)x << 32) |
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
241 ((unsigned long long)y << 48);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
242 tags[5] = PS2_GS_TRXPOS;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
243 tags[6] = (unsigned long long)16 |
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
244 ((unsigned long long)16 << 32);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
245 tags[7] = PS2_GS_TRXREG;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
246 tags[8] = 0;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
247 tags[9] = PS2_GS_TRXDIR;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
248 /* Now the actual image data */
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
249 packet[pnum].ptr = &tags[10];
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
250 packet[pnum].len = 2 * sizeof(*tags);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
251 ++pnum;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
252 tags[10] = ((16*16*bpp) >> 4) | (2LL << 58);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
253 tags[11] = 0;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
254 packet[pnum].ptr = (void *)base;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
255 packet[pnum].len = 16 * 16 * bpp;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
256 ++pnum;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
257 packet[pnum].ptr = &tags[12];
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
258 packet[pnum].len = 2 * sizeof(*tags);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
259 ++pnum;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
260 tags[12] = (0 >> 4) | (1 << 15) | (2LL << 58);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
261 tags[13] = 0;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
262
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
263 tags += 16;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
264 base += 16 * 16 * bpp;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
265
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
266 x += 16;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
267 }
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
268 y += 16;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
269 }
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
270
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
271 /* Set up the texture memory area for the video */
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
272 tex_packet.ptr = tags;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
273 tex_packet.len = 8 * sizeof(*tags);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
274 tags[0] = 3 | (1LL << 60); /* GIFtag */
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
275 tags[1] = 0x0e; /* A+D */
136
717f739d6ec1 Added hardware stretching code to scale 640x480 to TV resolution
Sam Lantinga <slouken@libsdl.org>
parents: 70
diff changeset
276 tags[2] = ((screen_image.y + screen_image.h) * screen_image.w) / 64 +
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
277 ((unsigned long long)fbw << 14) +
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
278 ((unsigned long long)psm << 20) +
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
279 ((unsigned long long)power_of_2(width) << 26) +
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
280 ((unsigned long long)power_of_2(height) << 30) +
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
281 ((unsigned long long)1 << 34) +
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
282 ((unsigned long long)1 << 35);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
283 tags[3] = PS2_GS_TEX0_1;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
284 tags[4] = (1 << 5) + (1 << 6);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
285 tags[5] = PS2_GS_TEX1_1;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
286 tags[6] = 0;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
287 tags[7] = PS2_GS_TEXFLUSH;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
288 ioctl(console_fd, PS2IOC_SEND, &tex_packet);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
289
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
290 /* Set up the tags for scaling the image */
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
291 packet[pnum].ptr = tags;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
292 packet[pnum].len = 12 * sizeof(*tags);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
293 ++pnum;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
294 tags[0] = 5 | (1LL << 60); /* GIFtag */
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
295 tags[1] = 0x0e; /* A+D */
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
296 tags[2] = 6 + (1 << 4) + (1 << 8);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
297 tags[3] = PS2_GS_PRIM;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
298 tags[4] = ((unsigned long long)0 * 16) +
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
299 (((unsigned long long)0 * 16) << 16);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
300 tags[5] = PS2_GS_UV;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
301 tags[6] = 0; /* X1, Y1 */
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
302 tags[7] = PS2_GS_XYZ2;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
303 hwdata->stretch_x1y1 = &tags[6];
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
304 tags[8] = ((unsigned long long)overlay->w * 16) +
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
305 (((unsigned long long)overlay->h * 16) << 16);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
306 tags[9] = PS2_GS_UV;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
307 tags[10] = 0; /* X2, Y2 */
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
308 tags[11] = PS2_GS_XYZ2;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
309 hwdata->stretch_x2y2 = &tags[10];
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
310
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
311 /* We're all done.. */
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
312 return(overlay);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
313 }
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
314
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
315 int GS_LockYUVOverlay(_THIS, SDL_Overlay *overlay)
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
316 {
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
317 return(0);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
318 }
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
319
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
320 void GS_UnlockYUVOverlay(_THIS, SDL_Overlay *overlay)
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
321 {
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
322 return;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
323 }
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
324
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
325 int GS_DisplayYUVOverlay(_THIS, SDL_Overlay *overlay, SDL_Rect *dstrect)
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
326 {
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
327 struct private_yuvhwdata *hwdata;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
328 __u32 cmd;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
329 struct ps2_packet packet;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
330 int h, w, i;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
331 Uint32 *lum, *Cr, *Cb;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
332 int lum_pitch;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
333 int crb_pitch;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
334 Uint32 *lum_src, *Cr_src, *Cb_src;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
335 Uint32 *src, *dst;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
336 unsigned int x, y;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
337 SDL_Surface *screen;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
338
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
339 /* Find out where the various portions of the image are */
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
340 hwdata = overlay->hwdata;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
341 switch (overlay->format) {
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
342 case SDL_YV12_OVERLAY:
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
343 lum = (Uint32 *)overlay->pixels[0];
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
344 Cr = (Uint32 *)overlay->pixels[1];
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
345 Cb = (Uint32 *)overlay->pixels[2];
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
346 break;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
347 case SDL_IYUV_OVERLAY:
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
348 lum = (Uint32 *)overlay->pixels[0];
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
349 Cr = (Uint32 *)overlay->pixels[2];
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
350 Cb = (Uint32 *)overlay->pixels[1];
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
351 default:
543
522e5202014d *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
352 SDL_SetError("Unsupported YUV format in blit (?)");
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
353 return(-1);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
354 }
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
355 dst = (Uint32 *)hwdata->ipu_imem;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
356 lum_pitch = overlay->w/4;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
357 crb_pitch = (overlay->w/2)/4;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
358
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
359 /* Copy blocks of 16x16 pixels to the DMA area */
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
360 for ( h=overlay->h/16; h; --h ) {
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
361 lum_src = lum;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
362 Cr_src = Cr;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
363 Cb_src = Cb;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
364 for ( w=overlay->w/16; w; --w ) {
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
365 src = lum_src;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
366 for ( i=0; i<16; ++i ) {
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
367 dst[0] = src[0];
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
368 dst[1] = src[1];
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
369 dst[2] = src[2];
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
370 dst[3] = src[3];
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
371 src += lum_pitch;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
372 dst += 4;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
373 }
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
374 src = Cb_src;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
375 for ( i=0; i<8; ++i ) {
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
376 dst[0] = src[0];
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
377 dst[1] = src[1];
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
378 src += crb_pitch;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
379 dst += 2;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
380 }
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
381 src = Cr_src;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
382 for ( i=0; i<8; ++i ) {
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
383 dst[0] = src[0];
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
384 dst[1] = src[1];
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
385 src += crb_pitch;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
386 dst += 2;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
387 }
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
388 lum_src += 16 / 4;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
389 Cb_src += 8 / 4;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
390 Cr_src += 8 / 4;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
391 }
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
392 lum += lum_pitch * 16;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
393 Cr += crb_pitch * 8;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
394 Cb += crb_pitch * 8;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
395 }
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
396
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
397 /* Send the macroblock data to the IPU */
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
398 #ifdef DEBUG_YUV
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
399 fprintf(stderr, "Sending data to IPU..\n");
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
400 #endif
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
401 packet.ptr = hwdata->ipu_imem;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
402 packet.len = hwdata->macroblocks * (16 * 16 + 8 * 8 + 8 * 8);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
403 ioctl(hwdata->ipu_fd, PS2IOC_SENDA, &packet);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
404
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
405 /* Trigger the DMA to the IPU for conversion */
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
406 #ifdef DEBUG_YUV
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
407 fprintf(stderr, "Trigging conversion command\n");
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
408 #endif
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
409 cmd = (7 << 28) + hwdata->macroblocks;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
410 if ( screen_image.psm == PS2_GS_PSMCT16 ) {
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
411 cmd += (1 << 27) + /* Output RGB 555 */
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
412 (1 << 26); /* Dither output */
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
413 }
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
414 ioctl(hwdata->ipu_fd, PS2IOC_SIPUCMD, &cmd);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
415
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
416 /* Retrieve the converted image from the IPU */
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
417 #ifdef DEBUG_YUV
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
418 fprintf(stderr, "Retrieving data from IPU..\n");
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
419 #endif
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
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420 packet.ptr = hwdata->ipu_omem;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
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421 packet.len = overlay->w * overlay->h *
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
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422 this->screen->format->BytesPerPixel;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
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parents:
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423 ioctl(hwdata->ipu_fd, PS2IOC_RECV, &packet);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
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parents:
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424
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
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parents:
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425 #ifdef DEBUG_YUV
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
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parents:
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426 fprintf(stderr, "Copying image to screen..\n");
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
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parents:
diff changeset
427 #endif
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
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428 /* Wait for previous DMA to complete */
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
429 ioctl(console_fd, PS2IOC_SENDQCT, 1);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
430
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
431 /* Send the current image to the screen and scale it */
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
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432 screen = this->screen;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
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433 x = (unsigned int)dstrect->x;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
434 y = (unsigned int)dstrect->y;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
435 if ( screen->offset ) {
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
436 x += (screen->offset % screen->pitch) /
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
437 screen->format->BytesPerPixel;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
438 y += (screen->offset / screen->pitch);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
439 }
136
717f739d6ec1 Added hardware stretching code to scale 640x480 to TV resolution
Sam Lantinga <slouken@libsdl.org>
parents: 70
diff changeset
440 y += screen_image.y;
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
441 *hwdata->stretch_x1y1 = (x * 16) + ((y * 16) << 16);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
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442 x += (unsigned int)dstrect->w;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
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parents:
diff changeset
443 y += (unsigned int)dstrect->h;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
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parents:
diff changeset
444 *hwdata->stretch_x2y2 = (x * 16) + ((y * 16) << 16);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
445 return ioctl(console_fd, PS2IOC_SENDL, &hwdata->plist);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
446 }
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
447
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
448 void GS_FreeYUVOverlay(_THIS, SDL_Overlay *overlay)
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
449 {
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
450 struct private_yuvhwdata *hwdata;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
451
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
452 hwdata = overlay->hwdata;
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
453 if ( hwdata ) {
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
454 if ( hwdata->ipu_fd >= 0 ) {
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
455 close(hwdata->ipu_fd);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
456 }
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
457 if ( hwdata->dma_mem ) {
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
458 munmap(hwdata->dma_mem, hwdata->dma_len);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
459 }
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
460 if ( hwdata->plist.packet ) {
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
461 free(hwdata->plist.packet);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
462 }
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
463 if ( hwdata->pixels ) {
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
464 free(hwdata->pixels);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
465 }
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
466 free(hwdata);
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
467 }
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
468 }