Mercurial > sdl-ios-xcode
annotate test/testoverlay.c @ 1905:36d52b1f0504
Prefer the D3D renderer over GDI, at least for testing.
Added support for the SDL_VIDEO_RENDERER environment variable to pick the desired render driver.
Implemented WritePixels support for the D3D renderer.
author | Sam Lantinga <slouken@libsdl.org> |
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date | Fri, 14 Jul 2006 08:22:45 +0000 |
parents | c121d94672cb |
children | c785543d1843 |
rev | line source |
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1 |
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2 /* Bring up a window and play with it */ |
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3 |
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4 #include <stdlib.h> |
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5 #include <stdio.h> |
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6 #include <string.h> |
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7 |
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8 #define BENCHMARK_SDL |
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9 |
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10 #define NOTICE(X) printf("%s", X); |
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11 |
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12 #define WINDOW_WIDTH 640 |
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13 #define WINDOW_HEIGHT 480 |
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14 |
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15 #include "SDL.h" |
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16 |
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17 SDL_Surface *screen, *pic; |
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18 SDL_Overlay *overlay; |
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19 int scale; |
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20 int monochrome; |
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21 int luminance; |
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22 int w, h; |
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23 |
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24 /* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */ |
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25 static void |
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26 quit(int rc) |
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27 { |
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28 SDL_Quit(); |
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29 exit(rc); |
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30 } |
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31 |
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32 /* NOTE: These RGB conversion functions are not intended for speed, |
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33 only as examples. |
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34 */ |
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35 |
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36 void |
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37 RGBtoYUV(Uint8 * rgb, int *yuv, int monochrome, int luminance) |
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38 { |
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39 if (monochrome) { |
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40 #if 1 /* these are the two formulas that I found on the FourCC site... */ |
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41 yuv[0] = 0.299 * rgb[0] + 0.587 * rgb[1] + 0.114 * rgb[2]; |
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42 yuv[1] = 128; |
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43 yuv[2] = 128; |
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44 #else |
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45 yuv[0] = (0.257 * rgb[0]) + (0.504 * rgb[1]) + (0.098 * rgb[2]) + 16; |
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46 yuv[1] = 128; |
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47 yuv[2] = 128; |
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48 #endif |
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49 } else { |
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50 #if 1 /* these are the two formulas that I found on the FourCC site... */ |
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51 yuv[0] = 0.299 * rgb[0] + 0.587 * rgb[1] + 0.114 * rgb[2]; |
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52 yuv[1] = (rgb[2] - yuv[0]) * 0.565 + 128; |
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53 yuv[2] = (rgb[0] - yuv[0]) * 0.713 + 128; |
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54 #else |
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55 yuv[0] = (0.257 * rgb[0]) + (0.504 * rgb[1]) + (0.098 * rgb[2]) + 16; |
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56 yuv[1] = 128 - (0.148 * rgb[0]) - (0.291 * rgb[1]) + (0.439 * rgb[2]); |
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57 yuv[2] = 128 + (0.439 * rgb[0]) - (0.368 * rgb[1]) - (0.071 * rgb[2]); |
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58 #endif |
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59 } |
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60 |
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61 if (luminance != 100) { |
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62 yuv[0] = yuv[0] * luminance / 100; |
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63 if (yuv[0] > 255) |
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64 yuv[0] = 255; |
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65 } |
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66 |
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67 /* clamp values...if you need to, we don't seem to have a need */ |
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68 /* |
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69 for(i=0;i<3;i++) |
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70 { |
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71 if(yuv[i]<0) |
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72 yuv[i]=0; |
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73 if(yuv[i]>255) |
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74 yuv[i]=255; |
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75 } |
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76 */ |
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77 } |
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78 |
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79 void |
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80 ConvertRGBtoYV12(SDL_Surface * s, SDL_Overlay * o, int monochrome, |
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81 int luminance) |
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82 { |
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83 int x, y; |
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84 int yuv[3]; |
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85 Uint8 *p, *op[3]; |
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86 |
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87 SDL_LockSurface(s); |
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88 SDL_LockYUVOverlay(o); |
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89 |
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90 /* Black initialization */ |
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91 /* |
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92 memset(o->pixels[0],0,o->pitches[0]*o->h); |
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93 memset(o->pixels[1],128,o->pitches[1]*((o->h+1)/2)); |
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94 memset(o->pixels[2],128,o->pitches[2]*((o->h+1)/2)); |
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95 */ |
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96 |
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97 /* Convert */ |
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98 for (y = 0; y < s->h && y < o->h; y++) { |
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99 p = ((Uint8 *) s->pixels) + s->pitch * y; |
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100 op[0] = o->pixels[0] + o->pitches[0] * y; |
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101 op[1] = o->pixels[1] + o->pitches[1] * (y / 2); |
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102 op[2] = o->pixels[2] + o->pitches[2] * (y / 2); |
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103 for (x = 0; x < s->w && x < o->w; x++) { |
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104 RGBtoYUV(p, yuv, monochrome, luminance); |
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105 *(op[0]++) = yuv[0]; |
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106 if (x % 2 == 0 && y % 2 == 0) { |
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107 *(op[1]++) = yuv[2]; |
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108 *(op[2]++) = yuv[1]; |
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109 } |
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110 p += s->format->BytesPerPixel; |
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111 } |
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112 } |
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113 |
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114 SDL_UnlockYUVOverlay(o); |
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115 SDL_UnlockSurface(s); |
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116 } |
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117 |
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118 void |
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119 ConvertRGBtoIYUV(SDL_Surface * s, SDL_Overlay * o, int monochrome, |
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120 int luminance) |
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121 { |
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122 int x, y; |
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123 int yuv[3]; |
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124 Uint8 *p, *op[3]; |
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125 |
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126 SDL_LockSurface(s); |
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127 SDL_LockYUVOverlay(o); |
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128 |
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129 /* Black initialization */ |
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130 /* |
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131 memset(o->pixels[0],0,o->pitches[0]*o->h); |
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132 memset(o->pixels[1],128,o->pitches[1]*((o->h+1)/2)); |
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133 memset(o->pixels[2],128,o->pitches[2]*((o->h+1)/2)); |
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134 */ |
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135 |
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136 /* Convert */ |
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137 for (y = 0; y < s->h && y < o->h; y++) { |
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138 p = ((Uint8 *) s->pixels) + s->pitch * y; |
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139 op[0] = o->pixels[0] + o->pitches[0] * y; |
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140 op[1] = o->pixels[1] + o->pitches[1] * (y / 2); |
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141 op[2] = o->pixels[2] + o->pitches[2] * (y / 2); |
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142 for (x = 0; x < s->w && x < o->w; x++) { |
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143 RGBtoYUV(p, yuv, monochrome, luminance); |
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144 *(op[0]++) = yuv[0]; |
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145 if (x % 2 == 0 && y % 2 == 0) { |
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146 *(op[1]++) = yuv[1]; |
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147 *(op[2]++) = yuv[2]; |
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148 } |
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149 p += s->format->BytesPerPixel; |
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150 } |
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151 } |
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152 |
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153 SDL_UnlockYUVOverlay(o); |
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154 SDL_UnlockSurface(s); |
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155 } |
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156 |
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157 void |
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158 ConvertRGBtoUYVY(SDL_Surface * s, SDL_Overlay * o, int monochrome, |
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159 int luminance) |
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160 { |
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161 int x, y; |
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162 int yuv[3]; |
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163 Uint8 *p, *op; |
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164 |
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165 SDL_LockSurface(s); |
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166 SDL_LockYUVOverlay(o); |
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167 |
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168 for (y = 0; y < s->h && y < o->h; y++) { |
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169 p = ((Uint8 *) s->pixels) + s->pitch * y; |
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170 op = o->pixels[0] + o->pitches[0] * y; |
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171 for (x = 0; x < s->w && x < o->w; x++) { |
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172 RGBtoYUV(p, yuv, monochrome, luminance); |
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173 if (x % 2 == 0) { |
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174 *(op++) = yuv[1]; |
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175 *(op++) = yuv[0]; |
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176 *(op++) = yuv[2]; |
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177 } else |
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178 *(op++) = yuv[0]; |
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179 |
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180 p += s->format->BytesPerPixel; |
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181 } |
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182 } |
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183 |
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184 SDL_UnlockYUVOverlay(o); |
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185 SDL_UnlockSurface(s); |
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186 } |
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187 |
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188 void |
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189 ConvertRGBtoYVYU(SDL_Surface * s, SDL_Overlay * o, int monochrome, |
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190 int luminance) |
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191 { |
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192 int x, y; |
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193 int yuv[3]; |
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194 Uint8 *p, *op; |
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195 |
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196 SDL_LockSurface(s); |
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197 SDL_LockYUVOverlay(o); |
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198 |
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199 for (y = 0; y < s->h && y < o->h; y++) { |
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200 p = ((Uint8 *) s->pixels) + s->pitch * y; |
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201 op = o->pixels[0] + o->pitches[0] * y; |
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202 for (x = 0; x < s->w && x < o->w; x++) { |
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203 RGBtoYUV(p, yuv, monochrome, luminance); |
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204 if (x % 2 == 0) { |
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205 *(op++) = yuv[0]; |
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206 *(op++) = yuv[2]; |
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207 op[1] = yuv[1]; |
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208 } else { |
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209 *op = yuv[0]; |
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210 op += 2; |
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211 } |
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212 |
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213 p += s->format->BytesPerPixel; |
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214 } |
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215 } |
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216 |
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217 SDL_UnlockYUVOverlay(o); |
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218 SDL_UnlockSurface(s); |
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219 } |
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220 |
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221 void |
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222 ConvertRGBtoYUY2(SDL_Surface * s, SDL_Overlay * o, int monochrome, |
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223 int luminance) |
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224 { |
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225 int x, y; |
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226 int yuv[3]; |
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227 Uint8 *p, *op; |
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228 |
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229 SDL_LockSurface(s); |
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230 SDL_LockYUVOverlay(o); |
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231 |
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232 for (y = 0; y < s->h && y < o->h; y++) { |
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233 p = ((Uint8 *) s->pixels) + s->pitch * y; |
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234 op = o->pixels[0] + o->pitches[0] * y; |
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235 for (x = 0; x < s->w && x < o->w; x++) { |
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236 RGBtoYUV(p, yuv, monochrome, luminance); |
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237 if (x % 2 == 0) { |
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238 *(op++) = yuv[0]; |
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239 *(op++) = yuv[1]; |
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240 op[1] = yuv[2]; |
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241 } else { |
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242 *op = yuv[0]; |
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243 op += 2; |
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244 } |
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245 |
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246 p += s->format->BytesPerPixel; |
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247 } |
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248 } |
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249 |
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250 SDL_UnlockYUVOverlay(o); |
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251 SDL_UnlockSurface(s); |
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252 } |
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253 |
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254 void |
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255 Draw() |
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256 { |
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257 SDL_Rect rect; |
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258 int i; |
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259 int disp; |
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260 |
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261 if (!scale) { |
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262 rect.w = overlay->w; |
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263 rect.h = overlay->h; |
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264 for (i = 0; i < h - rect.h && i < w - rect.w; i++) { |
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265 rect.x = i; |
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266 rect.y = i; |
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267 SDL_DisplayYUVOverlay(overlay, &rect); |
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268 } |
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269 } else { |
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270 rect.w = overlay->w / 2; |
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271 rect.h = overlay->h / 2; |
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272 rect.x = (w - rect.w) / 2; |
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273 rect.y = (h - rect.h) / 2; |
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274 disp = rect.y - 1; |
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275 for (i = 0; i < disp; i++) { |
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276 rect.w += 2; |
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277 rect.h += 2; |
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278 rect.x--; |
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279 rect.y--; |
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280 SDL_DisplayYUVOverlay(overlay, &rect); |
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281 } |
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282 } |
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283 printf("Displayed %d times.\n", i); |
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284 } |
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285 |
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286 static void |
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287 PrintUsage(char *argv0) |
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288 { |
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289 fprintf(stderr, "Usage: %s [arg] [arg] [arg] ...\n", argv0); |
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290 fprintf(stderr, "Where 'arg' is one of:\n"); |
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291 fprintf(stderr, " -delay <seconds>\n"); |
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292 fprintf(stderr, " -width <pixels>\n"); |
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293 fprintf(stderr, " -height <pixels>\n"); |
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294 fprintf(stderr, " -bpp <bits>\n"); |
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295 fprintf(stderr, |
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296 " -format <fmt> (one of the: YV12, IYUV, YUY2, UYVY, YVYU)\n"); |
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297 fprintf(stderr, " -hw\n"); |
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298 fprintf(stderr, " -flip\n"); |
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299 fprintf(stderr, |
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300 " -scale (test scaling features, from 50%% upto window size)\n"); |
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301 fprintf(stderr, " -mono (use monochromatic RGB2YUV conversion)\n"); |
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302 fprintf(stderr, |
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303 " -lum <perc> (use luminance correction during RGB2YUV conversion,\n"); |
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304 fprintf(stderr, |
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305 " from 0%% to unlimited, normal is 100%%)\n"); |
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306 fprintf(stderr, " -help (shows this help)\n"); |
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307 fprintf(stderr, " -fullscreen (test overlay in fullscreen mode)\n"); |
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308 } |
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309 |
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310 int |
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311 main(int argc, char **argv) |
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312 { |
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313 char *argv0 = argv[0]; |
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314 int flip; |
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315 int delay; |
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316 int desired_bpp; |
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317 Uint32 video_flags, overlay_format; |
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318 char *bmpfile; |
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319 #ifdef BENCHMARK_SDL |
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320 Uint32 then, now; |
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321 #endif |
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322 int i; |
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323 |
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324 /* Set default options and check command-line */ |
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325 flip = 0; |
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326 scale = 0; |
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327 monochrome = 0; |
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328 luminance = 100; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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329 delay = 1; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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330 w = WINDOW_WIDTH; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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331 h = WINDOW_HEIGHT; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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332 desired_bpp = 0; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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333 video_flags = 0; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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334 overlay_format = SDL_YV12_OVERLAY; |
277
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Added a YUV overlay test program (thanks Jon!)
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335 |
1895
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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336 while (argc > 1) { |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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337 if (strcmp(argv[1], "-delay") == 0) { |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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338 if (argv[2]) { |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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339 delay = atoi(argv[2]); |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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340 argv += 2; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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341 argc -= 2; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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342 } else { |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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343 fprintf(stderr, "The -delay option requires an argument\n"); |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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344 return (1); |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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345 } |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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346 } else if (strcmp(argv[1], "-width") == 0) { |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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347 if (argv[2] && ((w = atoi(argv[2])) > 0)) { |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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348 argv += 2; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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349 argc -= 2; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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350 } else { |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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351 fprintf(stderr, "The -width option requires an argument\n"); |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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352 return (1); |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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353 } |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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354 } else if (strcmp(argv[1], "-height") == 0) { |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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355 if (argv[2] && ((h = atoi(argv[2])) > 0)) { |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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356 argv += 2; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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357 argc -= 2; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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358 } else { |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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359 fprintf(stderr, "The -height option requires an argument\n"); |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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360 return (1); |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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361 } |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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362 } else if (strcmp(argv[1], "-bpp") == 0) { |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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363 if (argv[2]) { |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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364 desired_bpp = atoi(argv[2]); |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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365 argv += 2; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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366 argc -= 2; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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367 } else { |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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368 fprintf(stderr, "The -bpp option requires an argument\n"); |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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369 return (1); |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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370 } |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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371 } else if (strcmp(argv[1], "-lum") == 0) { |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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372 if (argv[2]) { |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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373 luminance = atoi(argv[2]); |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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374 argv += 2; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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375 argc -= 2; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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376 } else { |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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377 fprintf(stderr, "The -lum option requires an argument\n"); |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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378 return (1); |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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379 } |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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380 } else if (strcmp(argv[1], "-format") == 0) { |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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381 if (argv[2]) { |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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382 if (!strcmp(argv[2], "YV12")) |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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383 overlay_format = SDL_YV12_OVERLAY; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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384 else if (!strcmp(argv[2], "IYUV")) |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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385 overlay_format = SDL_IYUV_OVERLAY; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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386 else if (!strcmp(argv[2], "YUY2")) |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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387 overlay_format = SDL_YUY2_OVERLAY; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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388 else if (!strcmp(argv[2], "UYVY")) |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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389 overlay_format = SDL_UYVY_OVERLAY; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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390 else if (!strcmp(argv[2], "YVYU")) |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
391 overlay_format = SDL_YVYU_OVERLAY; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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392 else { |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
393 fprintf(stderr, |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
394 "The -format option %s is not recognized\n", |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
395 argv[2]); |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
396 return (1); |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
397 } |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
398 argv += 2; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
399 argc -= 2; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
400 } else { |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
401 fprintf(stderr, "The -format option requires an argument\n"); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
402 return (1); |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
403 } |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
404 } else if (strcmp(argv[1], "-hw") == 0) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
405 video_flags |= SDL_HWSURFACE; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
406 argv += 1; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
407 argc -= 1; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
408 } else if (strcmp(argv[1], "-flip") == 0) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
409 video_flags |= SDL_DOUBLEBUF; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
410 argv += 1; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
411 argc -= 1; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
412 } else if (strcmp(argv[1], "-scale") == 0) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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changeset
|
413 scale = 1; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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changeset
|
414 argv += 1; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
415 argc -= 1; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
416 } else if (strcmp(argv[1], "-mono") == 0) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
417 monochrome = 1; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
418 argv += 1; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
419 argc -= 1; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
420 } else if ((strcmp(argv[1], "-help") == 0) |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
421 || (strcmp(argv[1], "-h") == 0)) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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changeset
|
422 PrintUsage(argv0); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
423 return (1); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents:
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|
424 } else if (strcmp(argv[1], "-fullscreen") == 0) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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changeset
|
425 video_flags |= SDL_FULLSCREEN; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
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|
426 argv += 1; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
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|
427 argc -= 1; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
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|
428 } else |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
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changeset
|
429 break; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
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changeset
|
430 } |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
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diff
changeset
|
431 if (SDL_Init(SDL_INIT_VIDEO) < 0) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
432 fprintf(stderr, "Couldn't initialize SDL: %s\n", SDL_GetError()); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
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changeset
|
433 return (1); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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changeset
|
434 } |
277
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
435 |
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff
changeset
|
436 /* Initialize the display */ |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents:
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diff
changeset
|
437 screen = SDL_SetVideoMode(w, h, desired_bpp, video_flags); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents:
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diff
changeset
|
438 if (screen == NULL) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
439 fprintf(stderr, "Couldn't set %dx%dx%d video mode: %s\n", |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1439
diff
changeset
|
440 w, h, desired_bpp, SDL_GetError()); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
441 quit(1); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
442 } |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
443 printf("Set%s %dx%dx%d mode\n", |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1439
diff
changeset
|
444 screen->flags & SDL_FULLSCREEN ? " fullscreen" : "", |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
445 screen->w, screen->h, screen->format->BitsPerPixel); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
446 printf("(video surface located in %s memory)\n", |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1439
diff
changeset
|
447 (screen->flags & SDL_HWSURFACE) ? "video" : "system"); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1439
diff
changeset
|
448 if (screen->flags & SDL_DOUBLEBUF) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
449 printf("Double-buffering enabled\n"); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents:
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diff
changeset
|
450 flip = 1; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
451 } |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
452 |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
453 /* Set the window manager title bar */ |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
454 SDL_WM_SetCaption("SDL test overlay", "testoverlay"); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
455 |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents:
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diff
changeset
|
456 /* Load picture */ |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents:
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diff
changeset
|
457 bmpfile = (argv[1] ? argv[1] : "sample.bmp"); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
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changeset
|
458 pic = SDL_LoadBMP(bmpfile); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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changeset
|
459 if (pic == NULL) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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changeset
|
460 fprintf(stderr, "Couldn't load %s: %s\n", bmpfile, SDL_GetError()); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents:
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changeset
|
461 quit(1); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents:
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diff
changeset
|
462 } |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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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:
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diff
changeset
|
464 /* Convert the picture to 32bits, for easy conversion */ |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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|
465 { |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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changeset
|
466 SDL_Surface *newsurf; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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changeset
|
467 SDL_PixelFormat format; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents:
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diff
changeset
|
468 |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents:
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changeset
|
469 format.palette = NULL; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents:
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diff
changeset
|
470 format.BitsPerPixel = 32; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
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diff
changeset
|
471 format.BytesPerPixel = 4; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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changeset
|
472 #if SDL_BYTEORDER == SDL_LIL_ENDIAN |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents:
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diff
changeset
|
473 format.Rshift = 0; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff
changeset
|
474 format.Gshift = 8; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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changeset
|
475 format.Bshift = 16; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
476 #else |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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changeset
|
477 format.Rshift = 24; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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changeset
|
478 format.Gshift = 16; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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changeset
|
479 format.Bshift = 8; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
480 #endif |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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changeset
|
481 format.Ashift = 0; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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changeset
|
482 format.Rmask = 0xff << format.Rshift; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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changeset
|
483 format.Gmask = 0xff << format.Gshift; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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changeset
|
484 format.Bmask = 0xff << format.Bshift; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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changeset
|
485 format.Amask = 0; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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changeset
|
486 format.Rloss = 0; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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changeset
|
487 format.Gloss = 0; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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changeset
|
488 format.Bloss = 0; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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changeset
|
489 format.Aloss = 8; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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changeset
|
490 format.colorkey = 0; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
491 format.alpha = 0; |
277
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
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parents:
diff
changeset
|
492 |
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
493 newsurf = SDL_ConvertSurface(pic, &format, SDL_SWSURFACE); |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
494 if (!newsurf) { |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
495 fprintf(stderr, "Couldn't convert picture to 32bits RGB: %s\n", |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
496 SDL_GetError()); |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
497 quit(1); |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff
changeset
|
498 } |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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changeset
|
499 SDL_FreeSurface(pic); |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
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changeset
|
500 pic = newsurf; |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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|
501 } |
277
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
502 |
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff
changeset
|
503 /* Create the overlay */ |
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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
504 overlay = SDL_CreateYUVOverlay(pic->w, pic->h, overlay_format, screen); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff
changeset
|
505 if (overlay == NULL) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff
changeset
|
506 fprintf(stderr, "Couldn't create overlay: %s\n", SDL_GetError()); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff
changeset
|
507 quit(1); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
508 } |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
509 printf("Created %dx%dx%d %s %s overlay\n", 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:
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diff
changeset
|
510 overlay->planes, overlay->hw_overlay ? "hardware" : "software", |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
511 overlay->format == SDL_YV12_OVERLAY ? "YV12" : 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:
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diff
changeset
|
512 SDL_IYUV_OVERLAY ? "IYUV" : 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:
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diff
changeset
|
513 SDL_YUY2_OVERLAY ? "YUY2" : 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:
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diff
changeset
|
514 SDL_UYVY_OVERLAY ? "UYVY" : 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:
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diff
changeset
|
515 SDL_YVYU_OVERLAY ? "YVYU" : "Unknown"); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents:
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diff
changeset
|
516 for (i = 0; i < overlay->planes; i++) { |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff
changeset
|
517 printf(" plane %d: pitch=%d\n", i, overlay->pitches[i]); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff
changeset
|
518 } |
277
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
519 |
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
520 /* Convert to YUV, and draw to the overlay */ |
277
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
521 #ifdef BENCHMARK_SDL |
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff
changeset
|
522 then = SDL_GetTicks(); |
277
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
523 #endif |
1895
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff
changeset
|
524 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:
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diff
changeset
|
525 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:
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diff
changeset
|
526 ConvertRGBtoYV12(pic, overlay, monochrome, luminance); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
527 break; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
528 case SDL_UYVY_OVERLAY: |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
529 ConvertRGBtoUYVY(pic, overlay, monochrome, luminance); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
530 break; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
531 case SDL_YVYU_OVERLAY: |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
532 ConvertRGBtoYVYU(pic, overlay, monochrome, luminance); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
533 break; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1439
diff
changeset
|
534 case SDL_YUY2_OVERLAY: |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
535 ConvertRGBtoYUY2(pic, overlay, monochrome, luminance); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
536 break; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
537 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:
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diff
changeset
|
538 ConvertRGBtoIYUV(pic, overlay, monochrome, luminance); |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
539 break; |
c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
1439
diff
changeset
|
540 default: |
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541 printf("cannot convert RGB picture to obtained YUV format!\n"); |
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542 quit(1); |
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543 break; |
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544 } |
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545 #ifdef BENCHMARK_SDL |
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546 now = SDL_GetTicks(); |
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547 printf("Conversion Time: %d milliseconds\n", now - then); |
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548 #endif |
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549 |
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550 /* Do all the drawing work */ |
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551 #ifdef BENCHMARK_SDL |
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552 then = SDL_GetTicks(); |
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553 #endif |
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554 Draw(); |
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555 #ifdef BENCHMARK_SDL |
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556 now = SDL_GetTicks(); |
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557 printf("Time: %d milliseconds\n", now - then); |
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558 #endif |
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559 SDL_Delay(delay * 1000); |
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560 SDL_Quit(); |
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561 return (0); |
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562 } |