Mercurial > sdl-ios-xcode
annotate test/testoverlay.c @ 388:4e9044b378fd
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author | Sam Lantinga <slouken@libsdl.org> |
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date | Sat, 01 Jun 2002 19:51:08 +0000 |
parents | 255c7ee077cb |
children | e8063c656626 |
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 #include "SDL.h" |
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13 |
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14 SDL_Surface *screen, *pic; |
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15 SDL_Overlay *overlay; |
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16 int scale; |
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17 |
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18 /* NOTE: These RGB conversion functions are not intended for speed, |
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19 only as examples. |
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20 */ |
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21 |
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22 void RGBtoYUV(Uint8 *rgb, int *yuv) |
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23 { |
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24 int i; |
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25 #if 1 /* these are the two formulas that I found on the FourCC site... */ |
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26 yuv[0] = 0.299*rgb[0] + 0.587*rgb[1] + 0.114*rgb[2]; |
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27 yuv[1] = (rgb[2]-yuv[0])*0.565 + 128; |
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28 yuv[2] = (rgb[0]-yuv[0])*0.713 + 128; |
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29 #else |
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30 yuv[0] = (0.257 * rgb[0]) + (0.504 * rgb[1]) + (0.098 * rgb[2]) + 16; |
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31 yuv[1] = 128 - (0.148 * rgb[0]) - (0.291 * rgb[1]) + (0.439 * rgb[2]); |
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32 yuv[2] = 128 + (0.439 * rgb[0]) - (0.368 * rgb[1]) - (0.071 * rgb[2]); |
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33 #endif |
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34 /* clamp values...if you need to, we don't seem to have a need */ |
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35 /* |
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36 for(i=0;i<3;i++) |
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37 { |
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38 if(yuv[i]<0) |
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39 yuv[i]=0; |
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40 if(yuv[i]>255) |
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41 yuv[i]=255; |
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42 } |
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43 */ |
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44 } |
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45 |
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46 ConvertRGBtoYV12(SDL_Surface *s, SDL_Overlay *o) |
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47 { |
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48 int x,y; |
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49 int yuv[3]; |
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50 Uint8 *p,*op[3]; |
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51 |
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52 SDL_LockSurface(s); |
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53 SDL_LockYUVOverlay(o); |
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54 |
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55 /* Black initialization */ |
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56 /* |
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57 memset(o->pixels[0],0,o->pitches[0]*o->h); |
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58 memset(o->pixels[1],128,o->pitches[1]*((o->h+1)/2)); |
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59 memset(o->pixels[2],128,o->pitches[2]*((o->h+1)/2)); |
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60 */ |
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61 |
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62 /* Convert */ |
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63 for(y=0; y<s->h && y<o->h; y++) |
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64 { |
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65 p=s->pixels+s->pitch*y; |
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66 op[0]=o->pixels[0]+o->pitches[0]*y; |
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67 op[1]=o->pixels[1]+o->pitches[1]*(y/2); |
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68 op[2]=o->pixels[2]+o->pitches[2]*(y/2); |
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69 for(x=0; x<s->w && x<o->w; x++) |
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70 { |
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71 RGBtoYUV(p,yuv); |
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72 *(op[0]++)=yuv[0]; |
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73 if(x%2==0 && y%2==0) |
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74 { |
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75 *(op[1]++)=yuv[2]; |
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76 *(op[2]++)=yuv[1]; |
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77 } |
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78 p+=s->format->BytesPerPixel; |
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79 } |
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80 } |
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81 |
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82 SDL_UnlockYUVOverlay(o); |
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83 SDL_UnlockSurface(s); |
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84 } |
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85 |
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86 ConvertRGBtoIYUV(SDL_Surface *s, SDL_Overlay *o) |
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87 { |
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88 int x,y; |
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89 int yuv[3]; |
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90 Uint8 *p,*op[3]; |
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91 |
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92 SDL_LockSurface(s); |
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93 SDL_LockYUVOverlay(o); |
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94 |
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95 /* Black initialization */ |
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96 /* |
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97 memset(o->pixels[0],0,o->pitches[0]*o->h); |
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98 memset(o->pixels[1],128,o->pitches[1]*((o->h+1)/2)); |
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99 memset(o->pixels[2],128,o->pitches[2]*((o->h+1)/2)); |
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100 */ |
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101 |
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102 /* Convert */ |
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103 for(y=0; y<s->h && y<o->h; y++) |
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104 { |
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105 p=s->pixels+s->pitch*y; |
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106 op[0]=o->pixels[0]+o->pitches[0]*y; |
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107 op[1]=o->pixels[1]+o->pitches[1]*(y/2); |
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108 op[2]=o->pixels[2]+o->pitches[2]*(y/2); |
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109 for(x=0; x<s->w && x<o->w; x++) |
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110 { |
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111 RGBtoYUV(p,yuv); |
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112 *(op[0]++)=yuv[0]; |
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113 if(x%2==0 && y%2==0) |
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114 { |
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115 *(op[1]++)=yuv[1]; |
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116 *(op[2]++)=yuv[2]; |
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117 } |
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118 p+=s->format->BytesPerPixel; |
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119 } |
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120 } |
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121 |
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122 SDL_UnlockYUVOverlay(o); |
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123 SDL_UnlockSurface(s); |
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124 } |
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125 |
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126 ConvertRGBtoUYVY(SDL_Surface *s, SDL_Overlay *o) |
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127 { |
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128 int x,y; |
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129 int yuv[3]; |
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130 Uint8 *p,*op; |
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131 |
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132 SDL_LockSurface(s); |
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133 SDL_LockYUVOverlay(o); |
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134 |
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135 for(y=0; y<s->h && y<o->h; y++) |
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136 { |
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137 p=s->pixels+s->pitch*y; |
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138 op=o->pixels[0]+o->pitches[0]*y; |
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139 for(x=0; x<s->w && x<o->w; x++) |
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140 { |
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141 RGBtoYUV(p,yuv); |
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142 if(x%2==0) |
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143 { |
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144 *(op++)=yuv[1]; |
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145 *(op++)=yuv[0]; |
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146 *(op++)=yuv[2]; |
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147 } |
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148 else |
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149 *(op++)=yuv[0]; |
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150 |
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151 p+=s->format->BytesPerPixel; |
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152 } |
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153 } |
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154 |
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155 SDL_UnlockYUVOverlay(o); |
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156 SDL_UnlockSurface(s); |
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157 } |
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158 |
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159 ConvertRGBtoYVYU(SDL_Surface *s, SDL_Overlay *o) |
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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 { |
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170 p=s->pixels+s->pitch*y; |
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171 op=o->pixels[0]+o->pitches[0]*y; |
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172 for(x=0; x<s->w && x<o->w; x++) |
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173 { |
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174 RGBtoYUV(p,yuv); |
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175 if(x%2==0) |
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176 { |
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177 *(op++)=yuv[0]; |
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178 *(op++)=yuv[2]; |
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179 op[1]=yuv[1]; |
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180 } |
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181 else |
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182 { |
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183 *op=yuv[0]; |
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184 op+=2; |
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185 } |
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186 |
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187 p+=s->format->BytesPerPixel; |
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188 } |
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189 } |
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190 |
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191 SDL_UnlockYUVOverlay(o); |
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|
192 SDL_UnlockSurface(s); |
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193 } |
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194 |
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195 ConvertRGBtoYUY2(SDL_Surface *s, SDL_Overlay *o) |
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196 { |
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197 int x,y; |
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|
198 int yuv[3]; |
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|
199 Uint8 *p,*op; |
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200 |
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201 SDL_LockSurface(s); |
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|
202 SDL_LockYUVOverlay(o); |
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203 |
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204 for(y=0; y<s->h && y<o->h; y++) |
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205 { |
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206 p=s->pixels+s->pitch*y; |
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207 op=o->pixels[0]+o->pitches[0]*y; |
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208 for(x=0; x<s->w && x<o->w; x++) |
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209 { |
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|
210 RGBtoYUV(p,yuv); |
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|
211 if(x%2==0) |
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212 { |
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|
213 *(op++)=yuv[0]; |
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|
214 *(op++)=yuv[1]; |
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|
215 op[1]=yuv[2]; |
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|
216 } |
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|
217 else |
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218 { |
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|
219 *op=yuv[0]; |
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220 op+=2; |
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221 } |
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|
222 |
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223 p+=s->format->BytesPerPixel; |
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224 } |
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225 } |
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226 |
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227 SDL_UnlockYUVOverlay(o); |
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228 SDL_UnlockSurface(s); |
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229 } |
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230 |
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|
231 void Draw() |
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|
232 { |
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233 SDL_Rect rect; |
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|
234 int i; |
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|
235 |
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|
236 if(!scale) |
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|
237 { |
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|
238 rect.w=overlay->w; |
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|
239 rect.h=overlay->h; |
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240 for(i=0; i<200; i++) |
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|
241 { |
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|
242 rect.x=i; |
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|
243 rect.y=i; |
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|
244 SDL_DisplayYUVOverlay(overlay,&rect); |
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|
245 } |
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246 } |
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|
247 else |
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|
248 { |
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|
249 rect.w=screen->w; |
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|
250 rect.h=screen->h; |
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parents:
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|
251 for(i=0; i<200; i++) |
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|
252 { |
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|
253 rect.x=i-199; |
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|
254 rect.y=i-199; |
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parents:
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changeset
|
255 SDL_DisplayYUVOverlay(overlay,&rect); |
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|
256 } |
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|
257 } |
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|
258 printf("Displayed %d times.\n",i); |
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|
259 } |
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|
260 |
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261 int main(int argc, char **argv) |
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262 { |
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263 int flip; |
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264 int w, h; |
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265 int delay; |
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266 int desired_bpp; |
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267 Uint32 video_flags, overlay_format; |
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268 char *bmpfile; |
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269 #ifdef BENCHMARK_SDL |
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270 Uint32 then, now; |
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271 #endif |
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272 int i; |
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273 |
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274 /* Set default options and check command-line */ |
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275 flip = 0; |
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276 scale=0; |
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277 delay = 1; |
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278 w = 640; |
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279 h = 480; |
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280 desired_bpp = 0; |
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281 video_flags = 0; |
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282 overlay_format = SDL_YV12_OVERLAY; |
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283 |
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284 while ( argc > 1 ) { |
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285 if ( strcmp(argv[1], "-delay") == 0 ) { |
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286 if ( argv[2] ) { |
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287 delay = atoi(argv[2]); |
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288 argv += 2; |
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289 argc -= 2; |
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290 } else { |
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291 fprintf(stderr, |
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292 "The -delay option requires an argument\n"); |
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293 exit(1); |
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294 } |
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295 } else |
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296 if ( strcmp(argv[1], "-width") == 0 ) { |
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297 if ( argv[2] && ((w = atoi(argv[2])) > 0) ) { |
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298 argv += 2; |
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299 argc -= 2; |
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300 } else { |
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301 fprintf(stderr, |
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|
302 "The -width option requires an argument\n"); |
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303 exit(1); |
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304 } |
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305 } else |
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306 if ( strcmp(argv[1], "-height") == 0 ) { |
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307 if ( argv[2] && ((h = atoi(argv[2])) > 0) ) { |
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308 argv += 2; |
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309 argc -= 2; |
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|
310 } else { |
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311 fprintf(stderr, |
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|
312 "The -height option requires an argument\n"); |
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313 exit(1); |
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314 } |
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315 } else |
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316 if ( strcmp(argv[1], "-bpp") == 0 ) { |
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317 if ( argv[2] ) { |
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318 desired_bpp = atoi(argv[2]); |
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319 argv += 2; |
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320 argc -= 2; |
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321 } else { |
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322 fprintf(stderr, |
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323 "The -bpp option requires an argument\n"); |
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324 exit(1); |
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325 } |
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326 } else |
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327 if ( strcmp(argv[1], "-format") == 0 ) { |
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328 if ( argv[2] ) { |
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329 if(!strcmp(argv[2],"YV12")) |
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330 overlay_format = SDL_YV12_OVERLAY; |
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331 else if(!strcmp(argv[2],"IYUV")) |
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332 overlay_format = SDL_IYUV_OVERLAY; |
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333 else if(!strcmp(argv[2],"YUY2")) |
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334 overlay_format = SDL_YUY2_OVERLAY; |
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335 else if(!strcmp(argv[2],"UYVY")) |
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336 overlay_format = SDL_UYVY_OVERLAY; |
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337 else if(!strcmp(argv[2],"YVYU")) |
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338 overlay_format = SDL_YVYU_OVERLAY; |
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339 else |
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|
340 { |
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341 fprintf(stderr, "The -format option %s is not recognized\n",argv[2]); |
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342 exit(1); |
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|
343 } |
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344 argv += 2; |
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|
345 argc -= 2; |
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|
346 } else { |
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|
347 fprintf(stderr, |
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|
348 "The -format option requires an argument\n"); |
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349 exit(1); |
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|
350 } |
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|
351 } else |
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352 if ( strcmp(argv[1], "-hw") == 0 ) { |
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353 video_flags |= SDL_HWSURFACE; |
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354 argv += 1; |
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|
355 argc -= 1; |
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|
356 } else |
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|
357 if ( strcmp(argv[1], "-flip") == 0 ) { |
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358 video_flags |= SDL_DOUBLEBUF; |
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|
359 argv += 1; |
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|
360 argc -= 1; |
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|
361 } else |
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|
362 if ( strcmp(argv[1], "-scale") == 0 ) { |
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|
363 scale = 1; |
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|
364 argv += 1; |
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diff
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|
365 argc -= 1; |
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|
366 } else |
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|
367 if ( strcmp(argv[1], "-fullscreen") == 0 ) { |
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|
368 video_flags |= SDL_FULLSCREEN; |
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|
369 argv += 1; |
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parents:
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|
370 argc -= 1; |
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|
371 } else |
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|
372 break; |
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|
373 } |
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|
374 if ( SDL_Init(SDL_INIT_VIDEO) < 0 ) { |
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|
375 fprintf(stderr, |
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|
376 "Couldn't initialize SDL: %s\n", SDL_GetError()); |
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|
377 exit(1); |
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diff
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|
378 } |
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|
379 atexit(SDL_Quit); /* Clean up on exit */ |
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|
380 |
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|
381 /* Initialize the display */ |
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|
382 screen = SDL_SetVideoMode(w, h, desired_bpp, video_flags); |
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parents:
diff
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|
383 if ( screen == NULL ) { |
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parents:
diff
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|
384 fprintf(stderr, "Couldn't set %dx%dx%d video mode: %s\n", |
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|
385 w, h, desired_bpp, SDL_GetError()); |
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parents:
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|
386 exit(1); |
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Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
387 } |
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parents:
diff
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|
388 printf("Set%s %dx%dx%d mode\n", |
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|
389 screen->flags & SDL_FULLSCREEN ? " fullscreen" : "", |
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|
390 screen->w, screen->h, screen->format->BitsPerPixel); |
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|
391 printf("(video surface located in %s memory)\n", |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
392 (screen->flags&SDL_HWSURFACE) ? "video" : "system"); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
393 if ( screen->flags & SDL_DOUBLEBUF ) { |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
394 printf("Double-buffering enabled\n"); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
395 flip = 1; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
396 } |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
397 |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
398 /* Set the window manager title bar */ |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
399 SDL_WM_SetCaption("SDL test overlay", "testoverlay"); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
400 |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
401 /* Load picture */ |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
402 bmpfile=(argv[1]?argv[1]:"sample.bmp"); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
403 pic = SDL_LoadBMP(bmpfile); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
404 if ( pic == NULL ) { |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
405 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
|
406 SDL_GetError()); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
407 exit(1); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
408 } |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
409 |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
410 /* 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
|
411 { |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
412 SDL_Surface *newsurf; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
413 SDL_PixelFormat format; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
414 |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
415 format.palette=NULL; |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
416 format.BitsPerPixel=32; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
417 format.BytesPerPixel=4; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
418 #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
|
419 format.Rshift=0; |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
420 format.Gshift=8; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
421 format.Bshift=16; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
422 #else |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
423 format.Rshift=24; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
424 format.Gshift=16; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
425 format.Bshift=8; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
426 #endif |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
427 format.Ashift=0; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
428 format.Rmask=0xff<<format.Rshift; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
429 format.Gmask=0xff<<format.Gshift; |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
430 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
|
431 format.Amask=0; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
432 format.Rloss=0; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
433 format.Gloss=0; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
434 format.Bloss=0; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
435 format.Aloss=8; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
436 format.colorkey=0; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
437 format.alpha=0; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
438 |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
439 newsurf=SDL_ConvertSurface(pic, &format, SDL_SWSURFACE); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
440 if(!newsurf) |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
441 { |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
442 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
|
443 SDL_GetError()); |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
444 exit(1); |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
445 } |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
446 SDL_FreeSurface(pic); |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
447 pic=newsurf; |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
448 } |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
449 |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
450 /* Create the overlay */ |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
451 overlay = SDL_CreateYUVOverlay(pic->w, pic->h, overlay_format, screen); |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
452 if ( overlay == NULL ) { |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
453 fprintf(stderr, "Couldn't create overlay: %s\n", SDL_GetError()); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
454 exit(1); |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
455 } |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
456 printf("Created %dx%dx%d %s %s overlay\n",overlay->w,overlay->h,overlay->planes, |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
457 overlay->hw_overlay?"hardware":"software", |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
458 overlay->format==SDL_YV12_OVERLAY?"YV12": |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
459 overlay->format==SDL_IYUV_OVERLAY?"IYUV": |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
460 overlay->format==SDL_YUY2_OVERLAY?"YUY2": |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
461 overlay->format==SDL_UYVY_OVERLAY?"UYVY": |
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Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
462 overlay->format==SDL_YVYU_OVERLAY?"YVYU": |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
463 "Unknown"); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
464 for(i=0; i<overlay->planes; i++) |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
465 { |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
466 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
|
467 } |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
468 |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
469 /* 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
|
470 #ifdef BENCHMARK_SDL |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
471 then = SDL_GetTicks(); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
472 #endif |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
473 switch(overlay->format) |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
474 { |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
475 case SDL_YV12_OVERLAY: |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
476 ConvertRGBtoYV12(pic,overlay); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
477 break; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
478 case SDL_UYVY_OVERLAY: |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
479 ConvertRGBtoUYVY(pic,overlay); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
480 break; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
481 case SDL_YVYU_OVERLAY: |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
482 ConvertRGBtoYVYU(pic,overlay); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
483 break; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
484 case SDL_YUY2_OVERLAY: |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
485 ConvertRGBtoYUY2(pic,overlay); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
486 break; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
487 case SDL_IYUV_OVERLAY: |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
488 ConvertRGBtoIYUV(pic,overlay); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
489 break; |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
490 default: |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
491 printf("cannot convert RGB picture to obtained YUV format!\n"); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
492 exit(1); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
493 break; |
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 #ifdef BENCHMARK_SDL |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
496 now = SDL_GetTicks(); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
497 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
|
498 #endif |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
499 |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
500 /* Do all the drawing work */ |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
501 #ifdef BENCHMARK_SDL |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
502 then = SDL_GetTicks(); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
503 #endif |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
504 Draw(); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
505 #ifdef BENCHMARK_SDL |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
506 now = SDL_GetTicks(); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
507 printf("Time: %d milliseconds\n", now-then); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
508 #endif |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
509 SDL_Delay(delay*1000); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
510 return(0); |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
511 } |
255c7ee077cb
Added a YUV overlay test program (thanks Jon!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
512 |