Mercurial > sdl-ios-xcode
annotate test/testoverlay.c @ 1154:d93862a3d821
Fixed compiler warnings in Watcom C.
author | Ryan C. Gordon <icculus@icculus.org> |
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date | Mon, 03 Oct 2005 08:12:32 +0000 |
parents | be9c9c8f6d53 |
children | 4d3bb026cd16 |
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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 quit(int rc) |
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26 { |
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27 SDL_Quit(); |
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28 exit(rc); |
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29 } |
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30 |
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31 /* NOTE: These RGB conversion functions are not intended for speed, |
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32 only as examples. |
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33 */ |
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34 |
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35 void RGBtoYUV(Uint8 *rgb, int *yuv, int monochrome, int luminance) |
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36 { |
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37 int i; |
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38 |
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39 if (monochrome) |
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40 { |
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41 #if 1 /* these are the two formulas that I found on the FourCC site... */ |
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42 yuv[0] = 0.299*rgb[0] + 0.587*rgb[1] + 0.114*rgb[2]; |
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43 yuv[1] = 128; |
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44 yuv[2] = 128; |
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45 #else |
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46 yuv[0] = (0.257 * rgb[0]) + (0.504 * rgb[1]) + (0.098 * rgb[2]) + 16; |
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47 yuv[1] = 128; |
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48 yuv[2] = 128; |
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49 #endif |
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50 } |
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51 else |
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52 { |
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53 #if 1 /* these are the two formulas that I found on the FourCC site... */ |
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54 yuv[0] = 0.299*rgb[0] + 0.587*rgb[1] + 0.114*rgb[2]; |
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55 yuv[1] = (rgb[2]-yuv[0])*0.565 + 128; |
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56 yuv[2] = (rgb[0]-yuv[0])*0.713 + 128; |
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57 #else |
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58 yuv[0] = (0.257 * rgb[0]) + (0.504 * rgb[1]) + (0.098 * rgb[2]) + 16; |
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59 yuv[1] = 128 - (0.148 * rgb[0]) - (0.291 * rgb[1]) + (0.439 * rgb[2]); |
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60 yuv[2] = 128 + (0.439 * rgb[0]) - (0.368 * rgb[1]) - (0.071 * rgb[2]); |
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61 #endif |
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62 } |
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63 |
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64 if (luminance!=100) |
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65 { |
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66 yuv[0]=yuv[0]*luminance/100; |
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67 if (yuv[0]>255) |
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68 yuv[0]=255; |
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69 } |
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70 |
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71 /* clamp values...if you need to, we don't seem to have a need */ |
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72 /* |
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73 for(i=0;i<3;i++) |
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74 { |
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75 if(yuv[i]<0) |
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76 yuv[i]=0; |
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77 if(yuv[i]>255) |
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78 yuv[i]=255; |
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79 } |
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80 */ |
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81 } |
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82 |
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83 ConvertRGBtoYV12(SDL_Surface *s, SDL_Overlay *o, int monochrome, int luminance) |
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84 { |
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85 int x,y; |
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86 int yuv[3]; |
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87 Uint8 *p,*op[3]; |
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88 |
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89 SDL_LockSurface(s); |
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90 SDL_LockYUVOverlay(o); |
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91 |
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92 /* Black initialization */ |
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93 /* |
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94 memset(o->pixels[0],0,o->pitches[0]*o->h); |
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95 memset(o->pixels[1],128,o->pitches[1]*((o->h+1)/2)); |
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96 memset(o->pixels[2],128,o->pitches[2]*((o->h+1)/2)); |
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97 */ |
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98 |
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99 /* Convert */ |
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100 for(y=0; y<s->h && y<o->h; y++) |
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101 { |
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102 p=((Uint8 *) s->pixels)+s->pitch*y; |
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103 op[0]=o->pixels[0]+o->pitches[0]*y; |
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104 op[1]=o->pixels[1]+o->pitches[1]*(y/2); |
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105 op[2]=o->pixels[2]+o->pitches[2]*(y/2); |
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106 for(x=0; x<s->w && x<o->w; x++) |
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107 { |
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108 RGBtoYUV(p, yuv, monochrome, luminance); |
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109 *(op[0]++)=yuv[0]; |
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110 if(x%2==0 && y%2==0) |
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111 { |
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112 *(op[1]++)=yuv[2]; |
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113 *(op[2]++)=yuv[1]; |
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114 } |
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115 p+=s->format->BytesPerPixel; |
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116 } |
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117 } |
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118 |
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119 SDL_UnlockYUVOverlay(o); |
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120 SDL_UnlockSurface(s); |
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121 } |
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122 |
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123 ConvertRGBtoIYUV(SDL_Surface *s, SDL_Overlay *o, int monochrome, int luminance) |
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124 { |
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125 int x,y; |
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126 int yuv[3]; |
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127 Uint8 *p,*op[3]; |
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128 |
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129 SDL_LockSurface(s); |
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130 SDL_LockYUVOverlay(o); |
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131 |
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132 /* Black initialization */ |
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133 /* |
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134 memset(o->pixels[0],0,o->pitches[0]*o->h); |
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135 memset(o->pixels[1],128,o->pitches[1]*((o->h+1)/2)); |
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136 memset(o->pixels[2],128,o->pitches[2]*((o->h+1)/2)); |
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137 */ |
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138 |
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139 /* Convert */ |
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140 for(y=0; y<s->h && y<o->h; y++) |
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141 { |
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142 p=((Uint8 *) s->pixels)+s->pitch*y; |
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143 op[0]=o->pixels[0]+o->pitches[0]*y; |
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144 op[1]=o->pixels[1]+o->pitches[1]*(y/2); |
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145 op[2]=o->pixels[2]+o->pitches[2]*(y/2); |
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146 for(x=0; x<s->w && x<o->w; x++) |
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147 { |
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148 RGBtoYUV(p,yuv, monochrome, luminance); |
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149 *(op[0]++)=yuv[0]; |
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150 if(x%2==0 && y%2==0) |
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151 { |
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152 *(op[1]++)=yuv[1]; |
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153 *(op[2]++)=yuv[2]; |
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154 } |
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155 p+=s->format->BytesPerPixel; |
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156 } |
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157 } |
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158 |
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159 SDL_UnlockYUVOverlay(o); |
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160 SDL_UnlockSurface(s); |
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161 } |
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162 |
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163 ConvertRGBtoUYVY(SDL_Surface *s, SDL_Overlay *o, int monochrome, int luminance) |
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164 { |
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165 int x,y; |
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166 int yuv[3]; |
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167 Uint8 *p,*op; |
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168 |
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169 SDL_LockSurface(s); |
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170 SDL_LockYUVOverlay(o); |
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171 |
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172 for(y=0; y<s->h && y<o->h; y++) |
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173 { |
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174 p=((Uint8 *) s->pixels)+s->pitch*y; |
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175 op=o->pixels[0]+o->pitches[0]*y; |
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176 for(x=0; x<s->w && x<o->w; x++) |
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177 { |
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178 RGBtoYUV(p, yuv, monochrome, luminance); |
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179 if(x%2==0) |
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180 { |
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181 *(op++)=yuv[1]; |
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182 *(op++)=yuv[0]; |
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183 *(op++)=yuv[2]; |
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184 } |
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185 else |
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186 *(op++)=yuv[0]; |
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187 |
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188 p+=s->format->BytesPerPixel; |
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189 } |
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190 } |
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191 |
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192 SDL_UnlockYUVOverlay(o); |
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193 SDL_UnlockSurface(s); |
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194 } |
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195 |
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196 ConvertRGBtoYVYU(SDL_Surface *s, SDL_Overlay *o, int monochrome, int luminance) |
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197 { |
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198 int x,y; |
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199 int yuv[3]; |
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200 Uint8 *p,*op; |
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201 |
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202 SDL_LockSurface(s); |
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203 SDL_LockYUVOverlay(o); |
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204 |
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205 for(y=0; y<s->h && y<o->h; y++) |
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206 { |
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207 p=((Uint8 *) s->pixels)+s->pitch*y; |
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208 op=o->pixels[0]+o->pitches[0]*y; |
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209 for(x=0; x<s->w && x<o->w; x++) |
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210 { |
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211 RGBtoYUV(p,yuv, monochrome, luminance); |
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212 if(x%2==0) |
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213 { |
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214 *(op++)=yuv[0]; |
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215 *(op++)=yuv[2]; |
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216 op[1]=yuv[1]; |
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217 } |
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218 else |
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219 { |
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220 *op=yuv[0]; |
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221 op+=2; |
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222 } |
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223 |
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224 p+=s->format->BytesPerPixel; |
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225 } |
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226 } |
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227 |
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228 SDL_UnlockYUVOverlay(o); |
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229 SDL_UnlockSurface(s); |
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230 } |
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231 |
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232 ConvertRGBtoYUY2(SDL_Surface *s, SDL_Overlay *o, int monochrome, int luminance) |
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233 { |
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234 int x,y; |
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235 int yuv[3]; |
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236 Uint8 *p,*op; |
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237 |
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238 SDL_LockSurface(s); |
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239 SDL_LockYUVOverlay(o); |
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240 |
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241 for(y=0; y<s->h && y<o->h; y++) |
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242 { |
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243 p=((Uint8 *) s->pixels)+s->pitch*y; |
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244 op=o->pixels[0]+o->pitches[0]*y; |
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245 for(x=0; x<s->w && x<o->w; x++) |
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246 { |
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247 RGBtoYUV(p,yuv, monochrome, luminance); |
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248 if(x%2==0) |
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249 { |
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250 *(op++)=yuv[0]; |
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251 *(op++)=yuv[1]; |
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252 op[1]=yuv[2]; |
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253 } |
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254 else |
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255 { |
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256 *op=yuv[0]; |
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257 op+=2; |
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258 } |
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259 |
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260 p+=s->format->BytesPerPixel; |
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261 } |
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262 } |
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263 |
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264 SDL_UnlockYUVOverlay(o); |
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265 SDL_UnlockSurface(s); |
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266 } |
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267 |
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268 void Draw() |
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269 { |
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270 SDL_Rect rect; |
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271 int i; |
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272 int disp; |
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273 |
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274 if(!scale) |
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275 { |
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276 rect.w=overlay->w; |
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277 rect.h=overlay->h; |
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278 for(i=0; i<h-rect.h && i<w-rect.w; i++) |
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279 { |
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280 rect.x=i; |
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281 rect.y=i; |
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282 SDL_DisplayYUVOverlay(overlay,&rect); |
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283 } |
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284 } |
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285 else |
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286 { |
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287 rect.w=overlay->w/2; |
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288 rect.h=overlay->h/2; |
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289 rect.x=(w-rect.w)/2; |
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290 rect.y=(h-rect.h)/2; |
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291 disp=rect.y-1; |
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292 for(i=0; i<disp; i++) |
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293 { |
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294 rect.w+=2; |
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295 rect.h+=2; |
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296 rect.x--; |
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297 rect.y--; |
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298 SDL_DisplayYUVOverlay(overlay,&rect); |
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299 } |
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300 } |
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301 printf("Displayed %d times.\n",i); |
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302 } |
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303 |
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304 static void PrintUsage(char *argv0) |
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305 { |
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306 fprintf(stderr, "Usage: %s [arg] [arg] [arg] ...\n", argv0); |
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307 fprintf(stderr, "Where 'arg' is one of:\n"); |
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308 fprintf(stderr, " -delay <seconds>\n"); |
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309 fprintf(stderr, " -width <pixels>\n"); |
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310 fprintf(stderr, " -height <pixels>\n"); |
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311 fprintf(stderr, " -bpp <bits>\n"); |
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312 fprintf(stderr, " -format <fmt> (one of the: YV12, IYUV, YUY2, UYVY, YVYU)\n"); |
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313 fprintf(stderr, " -hw\n"); |
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314 fprintf(stderr, " -flip\n"); |
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315 fprintf(stderr, " -scale (test scaling features, from 50%% upto window size)\n"); |
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316 fprintf(stderr, " -mono (use monochromatic RGB2YUV conversion)\n"); |
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317 fprintf(stderr, " -lum <perc> (use luminance correction during RGB2YUV conversion,\n"); |
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318 fprintf(stderr, " from 0%% to unlimited, normal is 100%%)\n"); |
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319 fprintf(stderr, " -help (shows this help)\n"); |
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320 fprintf(stderr, " -fullscreen (test overlay in fullscreen mode)\n"); |
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321 } |
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322 |
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323 int main(int argc, char **argv) |
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324 { |
603 | 325 char *argv0 = argv[0]; |
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326 int flip; |
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327 int delay; |
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328 int desired_bpp; |
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329 Uint32 video_flags, overlay_format; |
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330 char *bmpfile; |
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331 #ifdef BENCHMARK_SDL |
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332 Uint32 then, now; |
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333 #endif |
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334 int i; |
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335 |
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336 /* Set default options and check command-line */ |
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337 flip = 0; |
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338 scale=0; |
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339 monochrome=0; |
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340 luminance=100; |
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341 delay = 1; |
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342 w = WINDOW_WIDTH; |
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343 h = WINDOW_HEIGHT; |
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344 desired_bpp = 0; |
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345 video_flags = 0; |
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346 overlay_format = SDL_YV12_OVERLAY; |
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347 |
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348 while ( argc > 1 ) { |
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349 if ( strcmp(argv[1], "-delay") == 0 ) { |
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350 if ( argv[2] ) { |
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351 delay = atoi(argv[2]); |
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352 argv += 2; |
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353 argc -= 2; |
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354 } else { |
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355 fprintf(stderr, |
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356 "The -delay option requires an argument\n"); |
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357 return(1); |
277
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358 } |
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359 } else |
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360 if ( strcmp(argv[1], "-width") == 0 ) { |
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361 if ( argv[2] && ((w = atoi(argv[2])) > 0) ) { |
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362 argv += 2; |
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363 argc -= 2; |
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364 } else { |
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365 fprintf(stderr, |
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366 "The -width option requires an argument\n"); |
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367 return(1); |
277
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368 } |
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369 } else |
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370 if ( strcmp(argv[1], "-height") == 0 ) { |
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371 if ( argv[2] && ((h = atoi(argv[2])) > 0) ) { |
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372 argv += 2; |
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373 argc -= 2; |
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374 } else { |
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375 fprintf(stderr, |
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376 "The -height option requires an argument\n"); |
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377 return(1); |
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378 } |
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379 } else |
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380 if ( strcmp(argv[1], "-bpp") == 0 ) { |
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381 if ( argv[2] ) { |
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382 desired_bpp = atoi(argv[2]); |
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383 argv += 2; |
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|
384 argc -= 2; |
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|
385 } else { |
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|
386 fprintf(stderr, |
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|
387 "The -bpp option requires an argument\n"); |
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388 return(1); |
277
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389 } |
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390 } else |
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391 if ( strcmp(argv[1], "-lum") == 0 ) { |
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392 if ( argv[2] ) { |
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393 luminance = atoi(argv[2]); |
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394 argv += 2; |
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395 argc -= 2; |
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396 } else { |
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397 fprintf(stderr, |
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398 "The -lum option requires an argument\n"); |
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399 return(1); |
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400 } |
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401 } else |
277
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402 if ( strcmp(argv[1], "-format") == 0 ) { |
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403 if ( argv[2] ) { |
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|
404 if(!strcmp(argv[2],"YV12")) |
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405 overlay_format = SDL_YV12_OVERLAY; |
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406 else if(!strcmp(argv[2],"IYUV")) |
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407 overlay_format = SDL_IYUV_OVERLAY; |
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408 else if(!strcmp(argv[2],"YUY2")) |
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409 overlay_format = SDL_YUY2_OVERLAY; |
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410 else if(!strcmp(argv[2],"UYVY")) |
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411 overlay_format = SDL_UYVY_OVERLAY; |
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412 else if(!strcmp(argv[2],"YVYU")) |
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413 overlay_format = SDL_YVYU_OVERLAY; |
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414 else |
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|
415 { |
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|
416 fprintf(stderr, "The -format option %s is not recognized\n",argv[2]); |
1151
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417 return(1); |
277
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|
418 } |
255c7ee077cb
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|
419 argv += 2; |
255c7ee077cb
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420 argc -= 2; |
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|
421 } else { |
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|
422 fprintf(stderr, |
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|
423 "The -format option requires an argument\n"); |
1151
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424 return(1); |
277
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425 } |
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426 } else |
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427 if ( strcmp(argv[1], "-hw") == 0 ) { |
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428 video_flags |= SDL_HWSURFACE; |
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429 argv += 1; |
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430 argc -= 1; |
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431 } else |
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432 if ( strcmp(argv[1], "-flip") == 0 ) { |
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433 video_flags |= SDL_DOUBLEBUF; |
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434 argv += 1; |
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435 argc -= 1; |
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|
436 } else |
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|
437 if ( strcmp(argv[1], "-scale") == 0 ) { |
255c7ee077cb
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|
438 scale = 1; |
255c7ee077cb
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changeset
|
439 argv += 1; |
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diff
changeset
|
440 argc -= 1; |
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441 } else |
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442 if ( strcmp(argv[1], "-mono") == 0 ) { |
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443 monochrome = 1; |
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444 argv += 1; |
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445 argc -= 1; |
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446 } else |
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447 if (( strcmp(argv[1], "-help") == 0 ) || (strcmp(argv[1], "-h") == 0)) { |
603 | 448 PrintUsage(argv0); |
1151
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Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
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449 return(1); |
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450 } else |
277
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|
451 if ( strcmp(argv[1], "-fullscreen") == 0 ) { |
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Added a YUV overlay test program (thanks Jon!)
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|
452 video_flags |= SDL_FULLSCREEN; |
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Added a YUV overlay test program (thanks Jon!)
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parents:
diff
changeset
|
453 argv += 1; |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
454 argc -= 1; |
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parents:
diff
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|
455 } else |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
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parents:
diff
changeset
|
456 break; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
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parents:
diff
changeset
|
457 } |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
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diff
changeset
|
458 if ( SDL_Init(SDL_INIT_VIDEO) < 0 ) { |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
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diff
changeset
|
459 fprintf(stderr, |
255c7ee077cb
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
460 "Couldn't initialize SDL: %s\n", SDL_GetError()); |
1151
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|
461 return(1); |
277
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|
462 } |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
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diff
changeset
|
463 |
255c7ee077cb
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|
464 /* Initialize the display */ |
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|
465 screen = SDL_SetVideoMode(w, h, desired_bpp, video_flags); |
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|
466 if ( screen == NULL ) { |
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|
467 fprintf(stderr, "Couldn't set %dx%dx%d video mode: %s\n", |
255c7ee077cb
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parents:
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|
468 w, h, desired_bpp, SDL_GetError()); |
1151
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|
469 quit(1); |
277
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|
470 } |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
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parents:
diff
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|
471 printf("Set%s %dx%dx%d mode\n", |
255c7ee077cb
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parents:
diff
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|
472 screen->flags & SDL_FULLSCREEN ? " fullscreen" : "", |
255c7ee077cb
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
473 screen->w, screen->h, screen->format->BitsPerPixel); |
255c7ee077cb
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parents:
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|
474 printf("(video surface located in %s memory)\n", |
255c7ee077cb
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
475 (screen->flags&SDL_HWSURFACE) ? "video" : "system"); |
255c7ee077cb
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parents:
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|
476 if ( screen->flags & SDL_DOUBLEBUF ) { |
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parents:
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|
477 printf("Double-buffering enabled\n"); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
478 flip = 1; |
255c7ee077cb
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parents:
diff
changeset
|
479 } |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
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parents:
diff
changeset
|
480 |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
481 /* Set the window manager title bar */ |
255c7ee077cb
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
482 SDL_WM_SetCaption("SDL test overlay", "testoverlay"); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
483 |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
484 /* Load picture */ |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
485 bmpfile=(argv[1]?argv[1]:"sample.bmp"); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
486 pic = SDL_LoadBMP(bmpfile); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
487 if ( pic == NULL ) { |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
488 fprintf(stderr, "Couldn't load %s: %s\n", bmpfile, |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
489 SDL_GetError()); |
1151
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|
490 quit(1); |
277
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parents:
diff
changeset
|
491 } |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
492 |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
493 /* Convert the picture to 32bits, for easy conversion */ |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
494 { |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
495 SDL_Surface *newsurf; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
496 SDL_PixelFormat format; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
497 |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
498 format.palette=NULL; |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
499 format.BitsPerPixel=32; |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
500 format.BytesPerPixel=4; |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
501 #if SDL_BYTEORDER == SDL_LIL_ENDIAN |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
502 format.Rshift=0; |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
503 format.Gshift=8; |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
504 format.Bshift=16; |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
505 #else |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
506 format.Rshift=24; |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
507 format.Gshift=16; |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
508 format.Bshift=8; |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
509 #endif |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
510 format.Ashift=0; |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
511 format.Rmask=0xff<<format.Rshift; |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
512 format.Gmask=0xff<<format.Gshift; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
513 format.Bmask=0xff<<format.Bshift; |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
514 format.Amask=0; |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
515 format.Rloss=0; |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
516 format.Gloss=0; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
517 format.Bloss=0; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
518 format.Aloss=8; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
519 format.colorkey=0; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
520 format.alpha=0; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
521 |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
522 newsurf=SDL_ConvertSurface(pic, &format, SDL_SWSURFACE); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
523 if(!newsurf) |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
524 { |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
525 fprintf(stderr, "Couldn't convert picture to 32bits RGB: %s\n", |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
526 SDL_GetError()); |
1151
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
605
diff
changeset
|
527 quit(1); |
277
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
528 } |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
529 SDL_FreeSurface(pic); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
530 pic=newsurf; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
531 } |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
532 |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
533 /* Create the overlay */ |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
534 overlay = SDL_CreateYUVOverlay(pic->w, pic->h, overlay_format, screen); |
255c7ee077cb
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
535 if ( overlay == NULL ) { |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
536 fprintf(stderr, "Couldn't create overlay: %s\n", SDL_GetError()); |
1151
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
605
diff
changeset
|
537 quit(1); |
277
255c7ee077cb
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
538 } |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
539 printf("Created %dx%dx%d %s %s overlay\n",overlay->w,overlay->h,overlay->planes, |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
540 overlay->hw_overlay?"hardware":"software", |
255c7ee077cb
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
541 overlay->format==SDL_YV12_OVERLAY?"YV12": |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
542 overlay->format==SDL_IYUV_OVERLAY?"IYUV": |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
543 overlay->format==SDL_YUY2_OVERLAY?"YUY2": |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
544 overlay->format==SDL_UYVY_OVERLAY?"UYVY": |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
545 overlay->format==SDL_YVYU_OVERLAY?"YVYU": |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
546 "Unknown"); |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
547 for(i=0; i<overlay->planes; i++) |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
548 { |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
549 printf(" plane %d: pitch=%d\n", i, overlay->pitches[i]); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
550 } |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
551 |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
552 /* Convert to YUV, and draw to the overlay */ |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
553 #ifdef BENCHMARK_SDL |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
554 then = SDL_GetTicks(); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
555 #endif |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
556 switch(overlay->format) |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
557 { |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
558 case SDL_YV12_OVERLAY: |
569
e8063c656626
Date: Thu, 16 Jan 2003 13:48:31 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
277
diff
changeset
|
559 ConvertRGBtoYV12(pic,overlay,monochrome,luminance); |
277
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
560 break; |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
561 case SDL_UYVY_OVERLAY: |
569
e8063c656626
Date: Thu, 16 Jan 2003 13:48:31 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
277
diff
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|
562 ConvertRGBtoUYVY(pic,overlay,monochrome,luminance); |
277
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
563 break; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
564 case SDL_YVYU_OVERLAY: |
569
e8063c656626
Date: Thu, 16 Jan 2003 13:48:31 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
277
diff
changeset
|
565 ConvertRGBtoYVYU(pic,overlay,monochrome,luminance); |
277
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
566 break; |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
567 case SDL_YUY2_OVERLAY: |
569
e8063c656626
Date: Thu, 16 Jan 2003 13:48:31 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
277
diff
changeset
|
568 ConvertRGBtoYUY2(pic,overlay,monochrome,luminance); |
277
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
569 break; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
570 case SDL_IYUV_OVERLAY: |
569
e8063c656626
Date: Thu, 16 Jan 2003 13:48:31 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
277
diff
changeset
|
571 ConvertRGBtoIYUV(pic,overlay,monochrome,luminance); |
277
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
572 break; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
573 default: |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
574 printf("cannot convert RGB picture to obtained YUV format!\n"); |
1151
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
605
diff
changeset
|
575 quit(1); |
277
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
576 break; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
577 } |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
578 #ifdef BENCHMARK_SDL |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
579 now = SDL_GetTicks(); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
580 printf("Conversion Time: %d milliseconds\n", now-then); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
581 #endif |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
582 |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
583 /* Do all the drawing work */ |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
584 #ifdef BENCHMARK_SDL |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
585 then = SDL_GetTicks(); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
586 #endif |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
587 Draw(); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
588 #ifdef BENCHMARK_SDL |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
589 now = SDL_GetTicks(); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
590 printf("Time: %d milliseconds\n", now-then); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
591 #endif |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
592 SDL_Delay(delay*1000); |
1151
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
605
diff
changeset
|
593 SDL_Quit(); |
277
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
594 return(0); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
595 } |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
596 |