diff options
Diffstat (limited to 'distrib/sdl-1.2.15/test/testoverlay2.c')
| -rw-r--r-- | distrib/sdl-1.2.15/test/testoverlay2.c | 600 |
1 files changed, 600 insertions, 0 deletions
diff --git a/distrib/sdl-1.2.15/test/testoverlay2.c b/distrib/sdl-1.2.15/test/testoverlay2.c new file mode 100644 index 0000000..5f491f2 --- /dev/null +++ b/distrib/sdl-1.2.15/test/testoverlay2.c @@ -0,0 +1,600 @@ +/******************************************************************************** + * * + * Test of the overlay used for moved pictures, test more closed to real life. * + * Running trojan moose :) Coded by Mike Gorchak. * + * * + ********************************************************************************/ + +#include <stdlib.h> +#include <stdio.h> +#include <string.h> + +#include "SDL.h" + +#define MOOSEPIC_W 64 +#define MOOSEPIC_H 88 + +#define MOOSEFRAME_SIZE (MOOSEPIC_W * MOOSEPIC_H) +#define MOOSEFRAMES_COUNT 10 + +SDL_Color MooseColors[84]={ + { 49, 49, 49}, { 66, 24, 0}, { 66, 33, 0}, { 66, 66, 66}, + { 66, 115, 49}, { 74, 33, 0}, { 74, 41, 16}, { 82, 33, 8}, + { 82, 41, 8}, { 82, 49, 16}, { 82, 82, 82}, { 90, 41, 8}, + { 90, 41, 16}, { 90, 57, 24}, { 99, 49, 16}, { 99, 66, 24}, + { 99, 66, 33}, { 99, 74, 33}, {107, 57, 24}, {107, 82, 41}, + {115, 57, 33}, {115, 66, 33}, {115, 66, 41}, {115, 74, 0}, + {115, 90, 49}, {115, 115, 115}, {123, 82, 0}, {123, 99, 57}, + {132, 66, 41}, {132, 74, 41}, {132, 90, 8}, {132, 99, 33}, + {132, 99, 66}, {132, 107, 66}, {140, 74, 49}, {140, 99, 16}, + {140, 107, 74}, {140, 115, 74}, {148, 107, 24}, {148, 115, 82}, + {148, 123, 74}, {148, 123, 90}, {156, 115, 33}, {156, 115, 90}, + {156, 123, 82}, {156, 132, 82}, {156, 132, 99}, {156, 156, 156}, + {165, 123, 49}, {165, 123, 90}, {165, 132, 82}, {165, 132, 90}, + {165, 132, 99}, {165, 140, 90}, {173, 132, 57}, {173, 132, 99}, + {173, 140, 107}, {173, 140, 115}, {173, 148, 99}, {173, 173, 173}, + {181, 140, 74}, {181, 148, 115}, {181, 148, 123}, {181, 156, 107}, + {189, 148, 123}, {189, 156, 82}, {189, 156, 123}, {189, 156, 132}, + {189, 189, 189}, {198, 156, 123}, {198, 165, 132}, {206, 165, 99}, + {206, 165, 132}, {206, 173, 140}, {206, 206, 206}, {214, 173, 115}, + {214, 173, 140}, {222, 181, 148}, {222, 189, 132}, {222, 189, 156}, + {222, 222, 222}, {231, 198, 165}, {231, 231, 231}, {239, 206, 173} +}; + + +/* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */ +static void quit(int rc) +{ + SDL_Quit(); + exit(rc); +} + +/* All RGB2YUV conversion code and some other parts of code has been taken from testoverlay.c */ + +/* NOTE: These RGB conversion functions are not intended for speed, + only as examples. +*/ + +void RGBtoYUV(Uint8 *rgb, int *yuv, int monochrome, int luminance) +{ + if (monochrome) + { +#if 1 /* these are the two formulas that I found on the FourCC site... */ + yuv[0] = 0.299*rgb[0] + 0.587*rgb[1] + 0.114*rgb[2]; + yuv[1] = 128; + yuv[2] = 128; +#else + yuv[0] = (0.257 * rgb[0]) + (0.504 * rgb[1]) + (0.098 * rgb[2]) + 16; + yuv[1] = 128; + yuv[2] = 128; +#endif + } + else + { +#if 1 /* these are the two formulas that I found on the FourCC site... */ + yuv[0] = 0.299*rgb[0] + 0.587*rgb[1] + 0.114*rgb[2]; + yuv[1] = (rgb[2]-yuv[0])*0.565 + 128; + yuv[2] = (rgb[0]-yuv[0])*0.713 + 128; +#else + yuv[0] = (0.257 * rgb[0]) + (0.504 * rgb[1]) + (0.098 * rgb[2]) + 16; + yuv[1] = 128 - (0.148 * rgb[0]) - (0.291 * rgb[1]) + (0.439 * rgb[2]); + yuv[2] = 128 + (0.439 * rgb[0]) - (0.368 * rgb[1]) - (0.071 * rgb[2]); +#endif + } + + if (luminance!=100) + { + yuv[0]=yuv[0]*luminance/100; + if (yuv[0]>255) + yuv[0]=255; + } +} + +void ConvertRGBtoYV12(SDL_Surface *s, SDL_Overlay *o, int monochrome, int luminance) +{ + int x,y; + int yuv[3]; + Uint8 *p,*op[3]; + + SDL_LockSurface(s); + SDL_LockYUVOverlay(o); + + /* Convert */ + for(y=0; y<s->h && y<o->h; y++) + { + p=((Uint8 *) s->pixels)+s->pitch*y; + op[0]=o->pixels[0]+o->pitches[0]*y; + op[1]=o->pixels[1]+o->pitches[1]*(y/2); + op[2]=o->pixels[2]+o->pitches[2]*(y/2); + for(x=0; x<s->w && x<o->w; x++) + { + RGBtoYUV(p, yuv, monochrome, luminance); + *(op[0]++)=yuv[0]; + if(x%2==0 && y%2==0) + { + *(op[1]++)=yuv[2]; + *(op[2]++)=yuv[1]; + } + p+=s->format->BytesPerPixel; + } + } + + SDL_UnlockYUVOverlay(o); + SDL_UnlockSurface(s); +} + +void ConvertRGBtoIYUV(SDL_Surface *s, SDL_Overlay *o, int monochrome, int luminance) +{ + int x,y; + int yuv[3]; + Uint8 *p,*op[3]; + + SDL_LockSurface(s); + SDL_LockYUVOverlay(o); + + /* Convert */ + for(y=0; y<s->h && y<o->h; y++) + { + p=((Uint8 *) s->pixels)+s->pitch*y; + op[0]=o->pixels[0]+o->pitches[0]*y; + op[1]=o->pixels[1]+o->pitches[1]*(y/2); + op[2]=o->pixels[2]+o->pitches[2]*(y/2); + for(x=0; x<s->w && x<o->w; x++) + { + RGBtoYUV(p,yuv, monochrome, luminance); + *(op[0]++)=yuv[0]; + if(x%2==0 && y%2==0) + { + *(op[1]++)=yuv[1]; + *(op[2]++)=yuv[2]; + } + p+=s->format->BytesPerPixel; + } + } + + SDL_UnlockYUVOverlay(o); + SDL_UnlockSurface(s); +} + +void ConvertRGBtoUYVY(SDL_Surface *s, SDL_Overlay *o, int monochrome, int luminance) +{ + int x,y; + int yuv[3]; + Uint8 *p,*op; + + SDL_LockSurface(s); + SDL_LockYUVOverlay(o); + + for(y=0; y<s->h && y<o->h; y++) + { + p=((Uint8 *) s->pixels)+s->pitch*y; + op=o->pixels[0]+o->pitches[0]*y; + for(x=0; x<s->w && x<o->w; x++) + { + RGBtoYUV(p, yuv, monochrome, luminance); + if(x%2==0) + { + *(op++)=yuv[1]; + *(op++)=yuv[0]; + *(op++)=yuv[2]; + } + else + *(op++)=yuv[0]; + + p+=s->format->BytesPerPixel; + } + } + + SDL_UnlockYUVOverlay(o); + SDL_UnlockSurface(s); +} + +void ConvertRGBtoYVYU(SDL_Surface *s, SDL_Overlay *o, int monochrome, int luminance) +{ + int x,y; + int yuv[3]; + Uint8 *p,*op; + + SDL_LockSurface(s); + SDL_LockYUVOverlay(o); + + for(y=0; y<s->h && y<o->h; y++) + { + p=((Uint8 *) s->pixels)+s->pitch*y; + op=o->pixels[0]+o->pitches[0]*y; + for(x=0; x<s->w && x<o->w; x++) + { + RGBtoYUV(p,yuv, monochrome, luminance); + if(x%2==0) + { + *(op++)=yuv[0]; + *(op++)=yuv[2]; + op[1]=yuv[1]; + } + else + { + *op=yuv[0]; + op+=2; + } + + p+=s->format->BytesPerPixel; + } + } + + SDL_UnlockYUVOverlay(o); + SDL_UnlockSurface(s); +} + +void ConvertRGBtoYUY2(SDL_Surface *s, SDL_Overlay *o, int monochrome, int luminance) +{ + int x,y; + int yuv[3]; + Uint8 *p,*op; + + SDL_LockSurface(s); + SDL_LockYUVOverlay(o); + + for(y=0; y<s->h && y<o->h; y++) + { + p=((Uint8 *) s->pixels)+s->pitch*y; + op=o->pixels[0]+o->pitches[0]*y; + for(x=0; x<s->w && x<o->w; x++) + { + RGBtoYUV(p,yuv, monochrome, luminance); + if(x%2==0) + { + *(op++)=yuv[0]; + *(op++)=yuv[1]; + op[1]=yuv[2]; + } + else + { + *op=yuv[0]; + op+=2; + } + + p+=s->format->BytesPerPixel; + } + } + + SDL_UnlockYUVOverlay(o); + SDL_UnlockSurface(s); +} + +static void PrintUsage(char *argv0) +{ + fprintf(stderr, "Usage: %s [arg] [arg] [arg] ...\n", argv0); + fprintf(stderr, "\n"); + fprintf(stderr, "Where 'arg' is any of the following options:\n"); + fprintf(stderr, "\n"); + fprintf(stderr, " -fps <frames per second>\n"); + fprintf(stderr, " -format <fmt> (one of the: YV12, IYUV, YUY2, UYVY, YVYU)\n"); + fprintf(stderr, " -scale <scale factor> (initial scale of the overlay)\n"); + fprintf(stderr, " -help (shows this help)\n"); + fprintf(stderr, "\n"); + fprintf(stderr, "Press ESC to exit, or SPACE to freeze the movie while application running.\n"); + fprintf(stderr, "\n"); +} + +int main(int argc, char **argv) +{ + Uint8* RawMooseData; + SDL_RWops* handle; + SDL_Surface* screen; + SDL_Surface* MooseFrame[MOOSEFRAMES_COUNT]; + SDL_Overlay* overlay; + SDL_Rect overlayrect; + SDL_Event event; + Uint32 lastftick; + int paused=0; + int resized=0; + int i; + int fps=12; + int fpsdelay; + int overlay_format=SDL_YUY2_OVERLAY; + int scale=5; + + if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE) < 0) + { + fprintf(stderr, "Couldn't initialize SDL: %s\n", SDL_GetError()); + return 3; + } + + while ( argc > 1 ) + { + if (strcmp(argv[1], "-fps")== 0) + { + if (argv[2]) + { + fps = atoi(argv[2]); + if (fps==0) + { + fprintf(stderr, "The -fps option requires an argument [from 1 to 1000], default is 12.\n"); + quit(10); + } + if ((fps<0) || (fps>1000)) + { + fprintf(stderr, "The -fps option must be in range from 1 to 1000, default is 12.\n"); + quit(10); + } + argv += 2; + argc -= 2; + } + else + { + fprintf(stderr, "The -fps option requires an argument [from 1 to 1000], default is 12.\n"); + quit(10); + } + } else + if (strcmp(argv[1], "-format") == 0) + { + if (argv[2]) + { + if (!strcmp(argv[2],"YV12")) + overlay_format = SDL_YV12_OVERLAY; + else if(!strcmp(argv[2],"IYUV")) + overlay_format = SDL_IYUV_OVERLAY; + else if(!strcmp(argv[2],"YUY2")) + overlay_format = SDL_YUY2_OVERLAY; + else if(!strcmp(argv[2],"UYVY")) + overlay_format = SDL_UYVY_OVERLAY; + else if(!strcmp(argv[2],"YVYU")) + overlay_format = SDL_YVYU_OVERLAY; + else + { + fprintf(stderr, "The -format option %s is not recognized, see help for info.\n", argv[2]); + quit(10); + } + argv += 2; + argc -= 2; + } + else + { + fprintf(stderr, "The -format option requires an argument, default is YUY2.\n"); + quit(10); + } + } else + if (strcmp(argv[1], "-scale") == 0) + { + if (argv[2]) + { + scale = atoi(argv[2]); + if (scale==0) + { + fprintf(stderr, "The -scale option requires an argument [from 1 to 50], default is 5.\n"); + quit(10); + } + if ((scale<0) || (scale>50)) + { + fprintf(stderr, "The -scale option must be in range from 1 to 50, default is 5.\n"); + quit(10); + } + argv += 2; + argc -= 2; + } + else + { + fprintf(stderr, "The -fps option requires an argument [from 1 to 1000], default is 12.\n"); + quit(10); + } + } else + if ((strcmp(argv[1], "-help") == 0 ) || (strcmp(argv[1], "-h") == 0)) + { + PrintUsage(argv[0]); + quit(0); + } else + { + fprintf(stderr, "Unrecognized option: %s.\n", argv[1]); + quit(10); + } + break; + } + + RawMooseData=(Uint8*)malloc(MOOSEFRAME_SIZE * MOOSEFRAMES_COUNT); + if (RawMooseData==NULL) + { + fprintf(stderr, "Can't allocate memory for movie !\n"); + free(RawMooseData); + quit(1); + } + + /* load the trojan moose images */ + handle=SDL_RWFromFile("moose.dat", "rb"); + if (handle==NULL) + { + fprintf(stderr, "Can't find the file moose.dat !\n"); + free(RawMooseData); + quit(2); + } + + SDL_RWread(handle, RawMooseData, MOOSEFRAME_SIZE, MOOSEFRAMES_COUNT); + + SDL_RWclose(handle); + + /* Set video mode */ + if ( (screen=SDL_SetVideoMode(MOOSEPIC_W*scale, MOOSEPIC_H*scale, 0, SDL_RESIZABLE | SDL_SWSURFACE)) == NULL ) + { + fprintf(stderr, "Couldn't set video mode: %s\n", SDL_GetError()); + free(RawMooseData); + quit(4); + } + + /* Set the window manager title bar */ + SDL_WM_SetCaption("SDL test overlay: running moose", "testoverlay2"); + + for (i=0; i<MOOSEFRAMES_COUNT; i++) + { + MooseFrame[i]=SDL_CreateRGBSurfaceFrom(RawMooseData+i*MOOSEFRAME_SIZE, MOOSEPIC_W, + MOOSEPIC_H, 8, MOOSEPIC_W, 0, 0, 0, 0); + if (MooseFrame[i]==NULL) + { + fprintf(stderr, "Couldn't create SDL_Surfaces:%s\n", SDL_GetError()); + free(RawMooseData); + quit(5); + } + SDL_SetColors(MooseFrame[i], MooseColors, 0, 84); + + { + SDL_Surface *newsurf; + SDL_PixelFormat format; + + format.palette=NULL; + format.BitsPerPixel=32; + format.BytesPerPixel=4; +#if SDL_BYTEORDER == SDL_LIL_ENDIAN + format.Rshift=0; + format.Gshift=8; + format.Bshift=16; +#else + format.Rshift=24; + format.Gshift=16; + format.Bshift=8; +#endif + format.Ashift=0; + format.Rmask=0xff<<format.Rshift; + format.Gmask=0xff<<format.Gshift; + format.Bmask=0xff<<format.Bshift; + format.Amask=0; + format.Rloss=0; + format.Gloss=0; + format.Bloss=0; + format.Aloss=8; + format.colorkey=0; + format.alpha=0; + + newsurf=SDL_ConvertSurface(MooseFrame[i], &format, SDL_SWSURFACE); + if(!newsurf) + { + fprintf(stderr, "Couldn't convert picture to 32bits RGB: %s\n", SDL_GetError()); + quit(6); + } + SDL_FreeSurface(MooseFrame[i]); + MooseFrame[i]=newsurf; + } + } + + free(RawMooseData); + + overlay=SDL_CreateYUVOverlay(MOOSEPIC_W, MOOSEPIC_H, overlay_format, screen); + if (!overlay) + { + fprintf(stderr, "Couldn't create overlay: %s\n", SDL_GetError()); + quit(7); + } + + printf("Created %dx%dx%d %s %s overlay\n",overlay->w,overlay->h,overlay->planes, + overlay->hw_overlay?"hardware":"software", + overlay->format==SDL_YV12_OVERLAY?"YV12": + overlay->format==SDL_IYUV_OVERLAY?"IYUV": + overlay->format==SDL_YUY2_OVERLAY?"YUY2": + overlay->format==SDL_UYVY_OVERLAY?"UYVY": + overlay->format==SDL_YVYU_OVERLAY?"YVYU": + "Unknown"); + + for(i=0; i<overlay->planes; i++) + { + printf(" plane %d: pitch=%d\n", i, overlay->pitches[i]); + } + + overlayrect.x=0; + overlayrect.y=0; + overlayrect.w=MOOSEPIC_W*scale; + overlayrect.h=MOOSEPIC_H*scale; + + /* set the start frame */ + i=0; + fpsdelay=1000/fps; + + /* Ignore key up events, they don't even get filtered */ + SDL_EventState(SDL_KEYUP, SDL_IGNORE); + + lastftick=SDL_GetTicks(); + + /* Loop, waiting for QUIT or RESIZE */ + while (1) + { + if (SDL_PollEvent(&event)) + { + switch (event.type) + { + case SDL_VIDEORESIZE: + screen=SDL_SetVideoMode(event.resize.w, event.resize.h, 0, SDL_RESIZABLE | SDL_SWSURFACE); + overlayrect.w=event.resize.w; + overlayrect.h=event.resize.h; + if (paused) + { + resized=1; + } + break; + case SDL_MOUSEBUTTONDOWN: + overlayrect.x = event.button.x - overlayrect.w/2; + overlayrect.y = event.button.y - overlayrect.h/2; + break; + case SDL_KEYDOWN: + if (event.key.keysym.sym == SDLK_SPACE) + { + paused=!paused; + break; + } + if (event.key.keysym.sym != SDLK_ESCAPE) + { + break; + } + case SDL_QUIT: + SDL_FreeYUVOverlay(overlay); + for (i=0; i<MOOSEFRAMES_COUNT; i++) + { + SDL_FreeSurface(MooseFrame[i]); + } + quit(0); + } + } + + if ((!paused)||(resized)) + { + if (((SDL_GetTicks()-lastftick)>fpsdelay)||(resized)) + { + lastftick=SDL_GetTicks(); + + switch (overlay_format) + { + case SDL_YUY2_OVERLAY: + ConvertRGBtoYUY2(MooseFrame[i], overlay, 0, 100); + break; + case SDL_YV12_OVERLAY: + ConvertRGBtoYV12(MooseFrame[i], overlay, 0, 100); + break; + case SDL_UYVY_OVERLAY: + ConvertRGBtoUYVY(MooseFrame[i], overlay, 0, 100); + break; + case SDL_YVYU_OVERLAY: + ConvertRGBtoYVYU(MooseFrame[i], overlay, 0, 100); + break; + case SDL_IYUV_OVERLAY: + ConvertRGBtoIYUV(MooseFrame[i], overlay, 0, 100); + break; + } + + SDL_DisplayYUVOverlay(overlay, &overlayrect); + if (!resized) + { + i++; + if (i==10) + { + i=0; + } + } + else + { + resized=0; + } + } + } + /* kind of timeslice to OS */ + SDL_Delay(1); + } + + SDL_Quit(); + return 0; +} + |