コード例 #1
0
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;

    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");
                    return -1;
                }
                if ((fps<0) || (fps>1000))
                {
                    fprintf(stderr, "The -fps option must be in range from 1 to 1000, default is 12.\n");
                    return -1;
                }
                argv += 2;
                argc -= 2;
            }
            else
            {
                fprintf(stderr, "The -fps option requires an argument [from 1 to 1000], default is 12.\n");
                return -1;
            }
        } 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]);
                    return -1;
                }
                argv += 2;
                argc -= 2;
            }
            else
            {
                fprintf(stderr, "The -format option requires an argument, default is YUY2.\n");
                return -1;
            }
        } 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");
                    return -1;
                }
                if ((scale<0) || (scale>50))
                {
                    fprintf(stderr, "The -scale option must be in range from 1 to 50, default is 5.\n");
                    return -1;
                }
                argv += 2;
                argc -= 2;
            }
            else
            {
                fprintf(stderr, "The -fps option requires an argument [from 1 to 1000], default is 12.\n");
                return -1;
            }
        } else
        if ((strcmp(argv[1], "-help") == 0 ) || (strcmp(argv[1], "-h") == 0))
        {
            PrintUsage(argv[0]);
            return 0;
        } else
        {
            fprintf(stderr, "Unrecognized option: %s.\n", argv[1]);
            return -1;
        }
        break;
    }
   
    RawMooseData=(Uint8*)malloc(MOOSEFRAME_SIZE * MOOSEFRAMES_COUNT);
    if (RawMooseData==NULL)
    {
        fprintf(stderr, "Can't allocate memory for movie !\n");
        free(RawMooseData);
        return 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);
        return 2;
    }
   
    SDL_RWread(handle, RawMooseData, MOOSEFRAME_SIZE, MOOSEFRAMES_COUNT);

    SDL_RWclose(handle);

    if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE) < 0)
    {
        fprintf(stderr, "Couldn't initialize SDL: %s\n", SDL_GetError());
        free(RawMooseData);
        return 3;
    }
    atexit(SDL_Quit);

    /* 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", 0, SDL_GetError());
        free(RawMooseData);
        return 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", 0, SDL_GetError());
            free(RawMooseData);
            return 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());
                    return 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());
        return 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_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]);
                     }
                     return 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);
    }

    return 0;
}
コード例 #2
0
ファイル: testoverlay.c プロジェクト: Bergasms/N64iOS
int
main(int argc, char **argv)
{
    char *argv0 = argv[0];
    int flip;
    int delay;
    int desired_bpp;
    Uint32 video_flags, overlay_format;
    char *bmpfile;
#ifdef BENCHMARK_SDL
    Uint32 then, now;
#endif
    int i;

    /* Set default options and check command-line */
    flip = 0;
    scale = 0;
    monochrome = 0;
    luminance = 100;
    delay = 1;
    w = WINDOW_WIDTH;
    h = WINDOW_HEIGHT;
    desired_bpp = 0;
    video_flags = 0;
    overlay_format = SDL_YV12_OVERLAY;

    while (argc > 1) {
        if (strcmp(argv[1], "-delay") == 0) {
            if (argv[2]) {
                delay = atoi(argv[2]);
                argv += 2;
                argc -= 2;
            } else {
                fprintf(stderr, "The -delay option requires an argument\n");
                return (1);
            }
        } else if (strcmp(argv[1], "-width") == 0) {
            if (argv[2] && ((w = atoi(argv[2])) > 0)) {
                argv += 2;
                argc -= 2;
            } else {
                fprintf(stderr, "The -width option requires an argument\n");
                return (1);
            }
        } else if (strcmp(argv[1], "-height") == 0) {
            if (argv[2] && ((h = atoi(argv[2])) > 0)) {
                argv += 2;
                argc -= 2;
            } else {
                fprintf(stderr, "The -height option requires an argument\n");
                return (1);
            }
        } else if (strcmp(argv[1], "-bpp") == 0) {
            if (argv[2]) {
                desired_bpp = atoi(argv[2]);
                argv += 2;
                argc -= 2;
            } else {
                fprintf(stderr, "The -bpp option requires an argument\n");
                return (1);
            }
        } else if (strcmp(argv[1], "-lum") == 0) {
            if (argv[2]) {
                luminance = atoi(argv[2]);
                argv += 2;
                argc -= 2;
            } else {
                fprintf(stderr, "The -lum option requires an argument\n");
                return (1);
            }
        } 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\n",
                            argv[2]);
                    return (1);
                }
                argv += 2;
                argc -= 2;
            } else {
                fprintf(stderr, "The -format option requires an argument\n");
                return (1);
            }
        } else if (strcmp(argv[1], "-hw") == 0) {
            video_flags |= SDL_HWSURFACE;
            argv += 1;
            argc -= 1;
        } else if (strcmp(argv[1], "-flip") == 0) {
            video_flags |= SDL_DOUBLEBUF;
            argv += 1;
            argc -= 1;
        } else if (strcmp(argv[1], "-scale") == 0) {
            scale = 1;
            argv += 1;
            argc -= 1;
        } else if (strcmp(argv[1], "-mono") == 0) {
            monochrome = 1;
            argv += 1;
            argc -= 1;
        } else if ((strcmp(argv[1], "-help") == 0)
                   || (strcmp(argv[1], "-h") == 0)) {
            PrintUsage(argv0);
            return (1);
        } else if (strcmp(argv[1], "-fullscreen") == 0) {
            video_flags |= SDL_FULLSCREEN;
            argv += 1;
            argc -= 1;
        } else
            break;
    }
    if (SDL_Init(SDL_INIT_VIDEO) < 0) {
        fprintf(stderr, "Couldn't initialize SDL: %s\n", SDL_GetError());
        return (1);
    }

    /* Initialize the display */
    screen = SDL_SetVideoMode(w, h, desired_bpp, video_flags);
    if (screen == NULL) {
        fprintf(stderr, "Couldn't set %dx%dx%d video mode: %s\n",
                w, h, desired_bpp, SDL_GetError());
        quit(1);
    }
    printf("Set%s %dx%dx%d mode\n",
           screen->flags & SDL_FULLSCREEN ? " fullscreen" : "",
           screen->w, screen->h, screen->format->BitsPerPixel);
    printf("(video surface located in %s memory)\n",
           (screen->flags & SDL_HWSURFACE) ? "video" : "system");
    if (screen->flags & SDL_DOUBLEBUF) {
        printf("Double-buffering enabled\n");
        flip = 1;
    }

    /* Set the window manager title bar */
    SDL_WM_SetCaption("SDL test overlay", "testoverlay");

    /* Load picture */
    bmpfile = (argv[1] ? argv[1] : "sample.bmp");
    pic = SDL_LoadBMP(bmpfile);
    if (pic == NULL) {
        fprintf(stderr, "Couldn't load %s: %s\n", bmpfile, SDL_GetError());
        quit(1);
    }

    /* Convert the picture to 32bits, for easy conversion */
    {
        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;

        newsurf = SDL_ConvertSurface(pic, &format, SDL_SWSURFACE);
        if (!newsurf) {
            fprintf(stderr, "Couldn't convert picture to 32bits RGB: %s\n",
                    SDL_GetError());
            quit(1);
        }
        SDL_FreeSurface(pic);
        pic = newsurf;
    }

    /* Create the overlay */
    overlay = SDL_CreateYUVOverlay(pic->w, pic->h, overlay_format, screen);
    if (overlay == NULL) {
        fprintf(stderr, "Couldn't create overlay: %s\n", SDL_GetError());
        quit(1);
    }
    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]);
    }

    /* Convert to YUV, and draw to the overlay */
#ifdef BENCHMARK_SDL
    then = SDL_GetTicks();
#endif
    switch (overlay->format) {
    case SDL_YV12_OVERLAY:
        ConvertRGBtoYV12(pic, overlay, monochrome, luminance);
        break;
    case SDL_UYVY_OVERLAY:
        ConvertRGBtoUYVY(pic, overlay, monochrome, luminance);
        break;
    case SDL_YVYU_OVERLAY:
        ConvertRGBtoYVYU(pic, overlay, monochrome, luminance);
        break;
    case SDL_YUY2_OVERLAY:
        ConvertRGBtoYUY2(pic, overlay, monochrome, luminance);
        break;
    case SDL_IYUV_OVERLAY:
        ConvertRGBtoIYUV(pic, overlay, monochrome, luminance);
        break;
    default:
        printf("cannot convert RGB picture to obtained YUV format!\n");
        quit(1);
        break;
    }
#ifdef BENCHMARK_SDL
    now = SDL_GetTicks();
    printf("Conversion Time: %d milliseconds\n", now - then);
#endif

    /* Do all the drawing work */
#ifdef BENCHMARK_SDL
    then = SDL_GetTicks();
#endif
    Draw();
#ifdef BENCHMARK_SDL
    now = SDL_GetTicks();
    printf("Time: %d milliseconds\n", now - then);
#endif
    SDL_Delay(delay * 1000);
    SDL_Quit();
    return (0);
}
コード例 #3
0
inline void Convert32bit(SDL_Surface *display)
{

		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(display, &format, SDL_SWSURFACE);
		if(!newsurf)
		{
			fprintf(stderr, "Couldn't convert picture to 32bits RGB: %s\n",
							SDL_GetError());
			exit(1);
		}

        switch(overlay->format)
        {
		case SDL_YV12_OVERLAY:
			ConvertRGBtoYV12(newsurf,overlay);
			break;
		case SDL_UYVY_OVERLAY:
			ConvertRGBtoUYVY(newsurf,overlay);
			break;
		case SDL_YVYU_OVERLAY:
			ConvertRGBtoYVYU(newsurf,overlay);
			break;
		case SDL_YUY2_OVERLAY:
			ConvertRGBtoYUY2(newsurf,overlay);
			break;
		case SDL_IYUV_OVERLAY:
			ConvertRGBtoIYUV(newsurf,overlay);
			break;
		default:
			printf("cannot convert RGB picture to obtained YUV format!\n");
			exit(1);
			break;
	    }

}