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annotate src/video/ps2gs/SDL_gsyuv.c @ 2173:26233707bc94

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author Sam Lantinga <slouken@libsdl.org>
date Wed, 11 Jul 2007 14:51:49 +0000
parents c121d94672cb
children 99210400e8b9
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2006 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 Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 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 Lesser 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 Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22 #include "SDL_config.h"
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23
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24 /* This is the Playstation 2 implementation of YUV video overlays */
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25
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26 #include <fcntl.h>
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27 #include <unistd.h>
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28 #include <sys/ioctl.h>
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29 #include <sys/mman.h>
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30 #include <asm/page.h> /* For definition of PAGE_SIZE */
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31
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32 #include "SDL_video.h"
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33 #include "SDL_gsyuv_c.h"
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34 #include "../SDL_yuvfuncs.h"
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35
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36 /* The maximum number of 16x16 pixel block converted at once */
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37 #define MAX_MACROBLOCKS 1024 /* 2^10 macroblocks at once */
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38
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39 /* The functions used to manipulate video overlays */
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40 static struct private_yuvhwfuncs gs_yuvfuncs = {
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41 GS_LockYUVOverlay,
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42 GS_UnlockYUVOverlay,
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43 GS_DisplayYUVOverlay,
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44 GS_FreeYUVOverlay
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45 };
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46
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47 struct private_yuvhwdata
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48 {
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49 int ipu_fd;
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50 Uint8 *pixels;
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51 int macroblocks;
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52 int dma_len;
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53 caddr_t dma_mem;
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54 caddr_t ipu_imem;
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55 caddr_t ipu_omem;
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56 caddr_t dma_tags;
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57 unsigned long long *stretch_x1y1;
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58 unsigned long long *stretch_x2y2;
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59 struct ps2_plist plist;
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60
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61 /* These are just so we don't have to allocate them separately */
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62 Uint16 pitches[3];
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63 Uint8 *planes[3];
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64 };
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65
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66 static int
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67 power_of_2(int value)
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68 {
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69 int shift;
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70
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71 for (shift = 0; (1 << shift) < value; ++shift) {
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72 /* Keep looking */ ;
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73 }
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74 return (shift);
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75 }
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76
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77 SDL_Overlay *
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78 GS_CreateYUVOverlay(_THIS, int width, int height, Uint32 format,
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79 SDL_Surface * display)
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80 {
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81 SDL_Overlay *overlay;
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82 struct private_yuvhwdata *hwdata;
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83 int map_offset;
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84 unsigned long long *tags;
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85 caddr_t base;
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86 int bpp;
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87 int fbp, fbw, psm;
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88 int x, y, w, h;
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89 int pnum;
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90 struct ps2_packet *packet;
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91 struct ps2_packet tex_packet;
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92
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93 /* We can only decode blocks of 16x16 pixels */
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94 if ((width & 15) || (height & 15)) {
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95 SDL_SetError("Overlay width/height must be multiples of 16");
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96 return (NULL);
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97 }
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98 /* Make sure the image isn't too large for a single DMA transfer */
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99 if (((width / 16) * (height / 16)) > MAX_MACROBLOCKS) {
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100 SDL_SetError("Overlay too large (maximum size: %d pixels)",
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101 MAX_MACROBLOCKS * 16 * 16);
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102 return (NULL);
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103 }
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104
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105 /* Double-check the requested format. For simplicity, we'll only
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106 support planar YUV formats.
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107 */
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108 switch (format) {
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109 case SDL_YV12_OVERLAY:
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110 case SDL_IYUV_OVERLAY:
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111 /* Supported planar YUV format */
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112 break;
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113 default:
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114 SDL_SetError("Unsupported YUV format");
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115 return (NULL);
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116 }
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117
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118 /* Create the overlay structure */
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119 overlay = (SDL_Overlay *) SDL_malloc(sizeof *overlay);
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120 if (overlay == NULL) {
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121 SDL_OutOfMemory();
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122 return (NULL);
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123 }
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124 SDL_memset(overlay, 0, (sizeof *overlay));
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125
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126 /* Fill in the basic members */
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127 overlay->format = format;
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Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
128 overlay->w = width;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
129 overlay->h = height;
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
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parents:
diff changeset
130
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
131 /* Set up the YUV surface function structure */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
132 overlay->hwfuncs = &gs_yuvfuncs;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
133 overlay->hw_overlay = 1;
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
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parents:
diff changeset
134
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
135 /* Create the pixel data */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
136 hwdata = (struct private_yuvhwdata *) SDL_malloc(sizeof *hwdata);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
137 overlay->hwdata = hwdata;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
138 if (hwdata == NULL) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
139 SDL_FreeYUVOverlay(overlay);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
140 SDL_OutOfMemory();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
141 return (NULL);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
142 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
143 hwdata->ipu_fd = -1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
144 hwdata->pixels = (Uint8 *) SDL_malloc(width * height * 2);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
145 if (hwdata->pixels == NULL) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
146 SDL_FreeYUVOverlay(overlay);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
147 SDL_OutOfMemory();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
148 return (NULL);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
149 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
150 hwdata->macroblocks = (width / 16) * (height / 16);
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
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parents:
diff changeset
151
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
152 /* Find the pitch and offset values for the overlay */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
153 overlay->pitches = hwdata->pitches;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
154 overlay->pixels = hwdata->planes;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
155 switch (format) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
156 case SDL_YV12_OVERLAY:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
157 case SDL_IYUV_OVERLAY:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
158 overlay->pitches[0] = overlay->w;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
159 overlay->pitches[1] = overlay->pitches[0] / 2;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
160 overlay->pitches[2] = overlay->pitches[0] / 2;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
161 overlay->pixels[0] = hwdata->pixels;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
162 overlay->pixels[1] = overlay->pixels[0] +
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
163 overlay->pitches[0] * overlay->h;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
164 overlay->pixels[2] = overlay->pixels[1] +
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
165 overlay->pitches[1] * overlay->h / 2;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
166 overlay->planes = 3;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
167 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
168 default:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
169 /* We should never get here (caught above) */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
170 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
171 }
70
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
172
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
173 /* Theoretically we could support several concurrent decode
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
174 streams queueing up on the same file descriptor, but for
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
175 simplicity we'll support only one. Opening the IPU more
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
176 than once will fail with EBUSY.
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
177 */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
178 hwdata->ipu_fd = open("/dev/ps2ipu", O_RDWR);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
179 if (hwdata->ipu_fd < 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
180 SDL_FreeYUVOverlay(overlay);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
181 SDL_SetError("Playstation 2 IPU busy");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
182 return (NULL);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
183 }
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
184
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
185 /* Allocate a DMA area for pixel conversion */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
186 bpp = this->screen->format->BytesPerPixel;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
187 map_offset = (mapped_len + (PAGE_SIZE - 1)) & ~(PAGE_SIZE - 1);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
188 hwdata->dma_len = hwdata->macroblocks * (16 * 16 + 8 * 8 + 8 * 8) +
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
189 width * height * bpp +
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
190 hwdata->macroblocks * (16 * sizeof(long long)) +
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
191 12 * sizeof(long long);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
192 hwdata->dma_mem = mmap(0, hwdata->dma_len, PROT_READ | PROT_WRITE,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
193 MAP_SHARED, memory_fd, map_offset);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
194 if (hwdata->dma_mem == MAP_FAILED) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
195 hwdata->ipu_imem = (caddr_t) 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
196 SDL_FreeYUVOverlay(overlay);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
197 SDL_SetError("Unable to map %d bytes for DMA", hwdata->dma_len);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
198 return (NULL);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
199 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
200 hwdata->ipu_imem = hwdata->dma_mem;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
201 hwdata->ipu_omem = hwdata->ipu_imem +
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
202 hwdata->macroblocks * (16 * 16 + 8 * 8 + 8 * 8);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
203 hwdata->dma_tags = hwdata->ipu_omem + width * height * bpp;
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
204
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
205 /* Allocate memory for the DMA packets */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
206 hwdata->plist.num = hwdata->macroblocks * 4 + 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
207 hwdata->plist.packet =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
208 (struct ps2_packet *) SDL_malloc(hwdata->plist.num *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
209 sizeof(struct ps2_packet));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
210 if (!hwdata->plist.packet) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
211 SDL_FreeYUVOverlay(overlay);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
212 SDL_OutOfMemory();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
213 return (NULL);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
214 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
215 pnum = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
216 packet = hwdata->plist.packet;
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
217
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
218 /* Set up the tags to send the image to the screen */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
219 tags = (unsigned long long *) hwdata->dma_tags;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
220 base = hwdata->ipu_omem;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
221 fbp = screen_image.fbp;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
222 fbw = screen_image.fbw;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
223 psm = screen_image.psm;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
224 y = screen_image.y + screen_image.h; /* Offscreen video memory */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
225 for (h = height / 16; h; --h) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
226 x = 0; /* Visible video memory */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
227 for (w = width / 16; w; --w) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
228 /* The head tag */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
229 packet[pnum].ptr = &tags[0];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
230 packet[pnum].len = 10 * sizeof(*tags);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
231 ++pnum;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
232 tags[0] = 4 | (1LL << 60); /* GIFtag */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
233 tags[1] = 0x0e; /* A+D */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
234 tags[2] = ((unsigned long long) fbp << 32) |
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
235 ((unsigned long long) fbw << 48) |
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
236 ((unsigned long long) psm << 56);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
237 tags[3] = PS2_GS_BITBLTBUF;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
238 tags[4] = ((unsigned long long) x << 32) |
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
239 ((unsigned long long) y << 48);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
240 tags[5] = PS2_GS_TRXPOS;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
241 tags[6] = (unsigned long long) 16 |
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
242 ((unsigned long long) 16 << 32);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
243 tags[7] = PS2_GS_TRXREG;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
244 tags[8] = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
245 tags[9] = PS2_GS_TRXDIR;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
246 /* Now the actual image data */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
247 packet[pnum].ptr = &tags[10];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
248 packet[pnum].len = 2 * sizeof(*tags);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
249 ++pnum;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
250 tags[10] = ((16 * 16 * bpp) >> 4) | (2LL << 58);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
251 tags[11] = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
252 packet[pnum].ptr = (void *) base;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
253 packet[pnum].len = 16 * 16 * bpp;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
254 ++pnum;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
255 packet[pnum].ptr = &tags[12];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
256 packet[pnum].len = 2 * sizeof(*tags);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
257 ++pnum;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
258 tags[12] = (0 >> 4) | (1 << 15) | (2LL << 58);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
259 tags[13] = 0;
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
260
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
261 tags += 16;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
262 base += 16 * 16 * bpp;
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
263
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
264 x += 16;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
265 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
266 y += 16;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
267 }
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
268
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
269 /* Set up the texture memory area for the video */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
270 tex_packet.ptr = tags;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
271 tex_packet.len = 8 * sizeof(*tags);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
272 tags[0] = 3 | (1LL << 60); /* GIFtag */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
273 tags[1] = 0x0e; /* A+D */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
274 tags[2] = ((screen_image.y + screen_image.h) * screen_image.w) / 64 +
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
275 ((unsigned long long) fbw << 14) +
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
276 ((unsigned long long) psm << 20) +
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
277 ((unsigned long long) power_of_2(width) << 26) +
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
278 ((unsigned long long) power_of_2(height) << 30) +
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
279 ((unsigned long long) 1 << 34) + ((unsigned long long) 1 << 35);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
280 tags[3] = PS2_GS_TEX0_1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
281 tags[4] = (1 << 5) + (1 << 6);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
282 tags[5] = PS2_GS_TEX1_1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
283 tags[6] = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
284 tags[7] = PS2_GS_TEXFLUSH;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
285 ioctl(console_fd, PS2IOC_SEND, &tex_packet);
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
286
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
287 /* Set up the tags for scaling the image */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
288 packet[pnum].ptr = tags;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
289 packet[pnum].len = 12 * sizeof(*tags);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
290 ++pnum;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
291 tags[0] = 5 | (1LL << 60); /* GIFtag */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
292 tags[1] = 0x0e; /* A+D */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
293 tags[2] = 6 + (1 << 4) + (1 << 8);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
294 tags[3] = PS2_GS_PRIM;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
295 tags[4] = ((unsigned long long) 0 * 16) +
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
296 (((unsigned long long) 0 * 16) << 16);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
297 tags[5] = PS2_GS_UV;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
298 tags[6] = 0; /* X1, Y1 */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
299 tags[7] = PS2_GS_XYZ2;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
300 hwdata->stretch_x1y1 = &tags[6];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
301 tags[8] = ((unsigned long long) overlay->w * 16) +
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
302 (((unsigned long long) overlay->h * 16) << 16);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
303 tags[9] = PS2_GS_UV;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
304 tags[10] = 0; /* X2, Y2 */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
305 tags[11] = PS2_GS_XYZ2;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
306 hwdata->stretch_x2y2 = &tags[10];
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
307
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
308 /* We're all done.. */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
309 return (overlay);
70
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
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
312 int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
313 GS_LockYUVOverlay(_THIS, SDL_Overlay * overlay)
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
314 {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
315 return (0);
70
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
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
318 void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
319 GS_UnlockYUVOverlay(_THIS, SDL_Overlay * overlay)
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
320 {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
321 return;
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
322 }
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
323
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
324 int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
325 GS_DisplayYUVOverlay(_THIS, SDL_Overlay * overlay, SDL_Rect * src,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
326 SDL_Rect * dst)
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
327 {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
328 struct private_yuvhwdata *hwdata;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
329 __u32 cmd;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
330 struct ps2_packet packet;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
331 int h, w, i;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
332 Uint32 *lum, *Cr, *Cb;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
333 int lum_pitch;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
334 int crb_pitch;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
335 Uint32 *lum_src, *Cr_src, *Cb_src;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
336 Uint32 *srcp, *dstp;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
337 unsigned int x, y;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
338 SDL_Surface *screen;
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
339
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
340 /* Find out where the various portions of the image are */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
341 hwdata = overlay->hwdata;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
342 switch (overlay->format) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
343 case SDL_YV12_OVERLAY:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
344 lum = (Uint32 *) overlay->pixels[0];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
345 Cr = (Uint32 *) overlay->pixels[1];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
346 Cb = (Uint32 *) overlay->pixels[2];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
347 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
348 case SDL_IYUV_OVERLAY:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
349 lum = (Uint32 *) overlay->pixels[0];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
350 Cr = (Uint32 *) overlay->pixels[2];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
351 Cb = (Uint32 *) overlay->pixels[1];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
352 default:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
353 SDL_SetError("Unsupported YUV format in blit (?)");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
354 return (-1);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
355 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
356 dstp = (Uint32 *) hwdata->ipu_imem;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
357 lum_pitch = overlay->w / 4;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
358 crb_pitch = (overlay->w / 2) / 4;
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
359
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
360 /* Copy blocks of 16x16 pixels to the DMA area */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
361 for (h = overlay->h / 16; h; --h) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
362 lum_src = lum;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
363 Cr_src = Cr;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
364 Cb_src = Cb;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
365 for (w = overlay->w / 16; w; --w) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
366 srcp = lum_src;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
367 for (i = 0; i < 16; ++i) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
368 dstp[0] = srcp[0];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
369 dstp[1] = srcp[1];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
370 dstp[2] = srcp[2];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
371 dstp[3] = srcp[3];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
372 srcp += lum_pitch;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
373 dstp += 4;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
374 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
375 srcp = Cb_src;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
376 for (i = 0; i < 8; ++i) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
377 dstp[0] = srcp[0];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
378 dstp[1] = srcp[1];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
379 srcp += crb_pitch;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
380 dstp += 2;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
381 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
382 srcp = Cr_src;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
383 for (i = 0; i < 8; ++i) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
384 dstp[0] = srcp[0];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
385 dstp[1] = srcp[1];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
386 srcp += crb_pitch;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
387 dstp += 2;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
388 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
389 lum_src += 16 / 4;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
390 Cb_src += 8 / 4;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
391 Cr_src += 8 / 4;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
392 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
393 lum += lum_pitch * 16;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
394 Cr += crb_pitch * 8;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
395 Cb += crb_pitch * 8;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
396 }
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
397
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
398 /* Send the macroblock data to the IPU */
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
399 #ifdef DEBUG_YUV
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
400 fprintf(stderr, "Sending data to IPU..\n");
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
401 #endif
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
402 packet.ptr = hwdata->ipu_imem;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
403 packet.len = hwdata->macroblocks * (16 * 16 + 8 * 8 + 8 * 8);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
404 ioctl(hwdata->ipu_fd, PS2IOC_SENDA, &packet);
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
405
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
406 /* Trigger the DMA to the IPU for conversion */
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
407 #ifdef DEBUG_YUV
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
408 fprintf(stderr, "Trigging conversion command\n");
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
409 #endif
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
410 cmd = (7 << 28) + hwdata->macroblocks;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
411 if (screen_image.psm == PS2_GS_PSMCT16) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
412 cmd += (1 << 27) + /* Output RGB 555 */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
413 (1 << 26); /* Dither output */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
414 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
415 ioctl(hwdata->ipu_fd, PS2IOC_SIPUCMD, &cmd);
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
416
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
417 /* Retrieve the converted image from the IPU */
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
418 #ifdef DEBUG_YUV
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
419 fprintf(stderr, "Retrieving data from IPU..\n");
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
420 #endif
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
421 packet.ptr = hwdata->ipu_omem;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
422 packet.len = overlay->w * overlay->h *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
423 this->screen->format->BytesPerPixel;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
424 ioctl(hwdata->ipu_fd, PS2IOC_RECV, &packet);
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
425
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
426 #ifdef DEBUG_YUV
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
427 fprintf(stderr, "Copying image to screen..\n");
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
428 #endif
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
429 /* Wait for previous DMA to complete */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
430 ioctl(console_fd, PS2IOC_SENDQCT, 1);
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
431
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
432 /* Send the current image to the screen and scale it */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
433 screen = this->screen;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
434 x = (unsigned int) dst->x;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
435 y = (unsigned int) dst->y;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
436 if (screen->offset) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
437 x += (screen->offset % screen->pitch) / screen->format->BytesPerPixel;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
438 y += (screen->offset / screen->pitch);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
439 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
440 y += screen_image.y;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
441 *hwdata->stretch_x1y1 = (x * 16) + ((y * 16) << 16);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
442 x += (unsigned int) dst->w;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
443 y += (unsigned int) dst->h;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
444 *hwdata->stretch_x2y2 = (x * 16) + ((y * 16) << 16);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
445 return ioctl(console_fd, PS2IOC_SENDL, &hwdata->plist);
70
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
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
448 void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
449 GS_FreeYUVOverlay(_THIS, SDL_Overlay * overlay)
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
450 {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
451 struct private_yuvhwdata *hwdata;
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
452
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
453 hwdata = overlay->hwdata;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
454 if (hwdata) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
455 if (hwdata->ipu_fd >= 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
456 close(hwdata->ipu_fd);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
457 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
458 if (hwdata->dma_mem) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
459 munmap(hwdata->dma_mem, hwdata->dma_len);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
460 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
461 if (hwdata->plist.packet) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
462 SDL_free(hwdata->plist.packet);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
463 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
464 if (hwdata->pixels) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
465 SDL_free(hwdata->pixels);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
466 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
467 SDL_free(hwdata);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
468 }
70
f590dd383b5d Added Linux PlayStation 2 Graphics Synthesizer support
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
469 }
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
470
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1838
diff changeset
471 /* vi: set ts=4 sw=4 expandtab: */