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test-case

test_stretch.c (text/x-csrc), 12.24 KB, created by Sylvain on 2021-01-27 19:32:49 UTC

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Description:

Filename:

MIME Type:

Creator: Sylvain

Created: 2021-01-27 19:32:49 UTC

Size: 12.24 KB

patch

obsolete

>#include "SDL.h"
>
>static
>uint32_t crc32_for_byte(uint32_t r) {
>  int j;
>  for(j = 0; j < 8; ++j) {
>    r = (r & 1? 0: (uint32_t)0xEDB88320L) ^ r >> 1;
>  }
>  return r ^ (uint32_t)0xFF000000L;
>}
>
>static void crc32(const void *data, size_t n_bytes, uint32_t* crc) {
>  static uint32_t table[0x100];
>  size_t i;
>  if(!*table) {
>    for(i = 0; i < 0x100; ++i)
>      table[i] = crc32_for_byte(i);
>  }
>  for(i = 0; i < n_bytes; ++i)
>    *crc = table[(uint8_t)*crc ^ ((uint8_t*)data)[i]] ^ *crc >> 8;
>}
>
>static void crc_surf(SDL_Surface *surf) {
>    Uint8 *ptr;
>    Uint32 crc = 0;
>
>    ptr = surf->pixels;
>
>    crc32(ptr, surf->h * surf->pitch, &crc);
>
>    SDL_Log("crc32: %X \n", crc);
>}
>
>
>int
>main(int argc, char **argv)
>{
>    const char   *img      = NULL;
>    SDL_Surface  *surf_bpp8 = NULL;
>    SDL_Surface  *surf_bpp32 = NULL;
>    SDL_Surface  *surf_bpp16 = NULL;
>    SDL_Surface  *surf_bpp24 = NULL;
>    unsigned int  t1       = 0;
>    unsigned int  t2       = 0;
>    SDL_Surface *tmp;
>
>    img = "test_stretch.bmp";
>
>    if ((SDL_Init(SDL_INIT_VIDEO) != 0)) {
>        SDL_Log("can't initialize SDL %s", SDL_GetError());
>        exit(-1);
>    }
>
>    surf_bpp8 = SDL_LoadBMP(img);
>    if (!surf_bpp8) {
>        SDL_Log("fail to load image '%s'", img);
>        exit(1);
>    }
>
>    surf_bpp32 = SDL_CreateRGBSurfaceWithFormat(0, 480, 500, 0, SDL_PIXELFORMAT_RGBA8888);
>
>    tmp = SDL_ConvertSurfaceFormat(surf_bpp8, SDL_PIXELFORMAT_RGBA8888, 0);
>    SDL_SoftStretchLinear(tmp, NULL, surf_bpp32, NULL);
>    SDL_FreeSurface(tmp);
>
>
>    surf_bpp16 = SDL_ConvertSurfaceFormat(surf_bpp32, SDL_PIXELFORMAT_RGB565, 0);
>    surf_bpp24 = SDL_ConvertSurfaceFormat(surf_bpp32, SDL_PIXELFORMAT_RGB24, 0);
>
>
>    SDL_Log("input surface %s bpp=%d %d x %d", SDL_GetPixelFormatName(surf_bpp8->format->format), surf_bpp8->format->BytesPerPixel, surf_bpp8->w, surf_bpp8->h);
>    crc_surf(surf_bpp8);
>    SDL_Log("input surface %s bpp=%d %d x %d", SDL_GetPixelFormatName(surf_bpp16->format->format), surf_bpp16->format->BytesPerPixel, surf_bpp16->w, surf_bpp16->h);
>    crc_surf(surf_bpp16);
>    SDL_Log("input surface %s bpp=%d %d x %d", SDL_GetPixelFormatName(surf_bpp24->format->format), surf_bpp24->format->BytesPerPixel, surf_bpp24->w, surf_bpp24->h);
>    crc_surf(surf_bpp24);
>    SDL_Log("input surface %s bpp=%d %d x %d", SDL_GetPixelFormatName(surf_bpp32->format->format), surf_bpp32->format->BytesPerPixel, surf_bpp32->w, surf_bpp32->h);
>    crc_surf(surf_bpp32);
>
>
>    SDL_Log("SDL_GetError: %s", SDL_GetError());
>
>
>    SDL_LogSetAllPriority(SDL_LOG_PRIORITY_VERBOSE);
>
>    { 
>        SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, surf_bpp32->format->format);
>
>        SDL_Log("dst surf_bpp32ace %s %d x %d", SDL_GetPixelFormatName(dst->format->format), dst->w, dst->h);
>
>
>        int x = 100;
>        t1 = SDL_GetTicks();
>
>        crc_surf(dst);
>
>        while (x--) {
>            SDL_SoftStretch(surf_bpp32, NULL, dst, NULL);
>        }
>
>        t2 = SDL_GetTicks();
>
>        crc_surf(dst);
>        SDL_FreeSurface(dst);
>        SDL_Log("Delta time = %d ms", t2 - t1);
>    }
>
>
>    {
>        SDL_Surface *surf = surf_bpp8;
>        int format = surf->format->format;
>        SDL_Log("test bpp8");
>        { 
>            SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, format);
>            crc_surf(dst);
>            SDL_SoftStretch(surf, NULL, dst, NULL);
>            crc_surf(dst);
>            SDL_FreeSurface(dst); 
>        }
>        { 
>            SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, format);
>            SDL_Rect r; r.x = 12; r.y = 21; r.w = 101; r.h = 75;
>            crc_surf(dst);
>            SDL_SoftStretch(surf, NULL, dst, &r);
>            crc_surf(dst);
>            SDL_FreeSurface(dst); 
>        }
>        { 
>            SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, format);
>            SDL_Rect r; r.x = 12; r.y = 21; r.w = 101; r.h = 75;
>            crc_surf(dst);
>            SDL_SoftStretch(surf, &r, dst, NULL);
>            crc_surf(dst);
>            SDL_FreeSurface(dst); 
>        }
>        { 
>            SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, format);
>            SDL_Rect r; r.x = 12; r.y = 21; r.w = 101; r.h = 75;
>            crc_surf(dst);
>            SDL_SoftStretch(surf, &r, dst, &r);
>            crc_surf(dst);
>            SDL_FreeSurface(dst); 
>        }
>
>        { 
>            SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, format);
>            SDL_Rect r; r.x = 5; r.y = 3; r.w = 801; r.h = 901;
>            crc_surf(dst);
>            SDL_SoftStretch(surf, NULL, dst, &r);
>            crc_surf(dst);
>            SDL_FreeSurface(dst); 
>        }
>        { 
>            SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, format);
>            SDL_Rect s; s.x = 5; s.y = 3; s.w = 31; s.h = 21;
>            crc_surf(dst);
>            SDL_SoftStretch(surf, &s, dst, NULL);
>            crc_surf(dst);
>            SDL_FreeSurface(dst); 
>        }
>        { 
>            SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, format);
>            SDL_Rect s; s.x = 5; s.y = 3; s.w = 31; s.h = 21;
>            SDL_Rect r; r.x = 5; r.y = 3; r.w = 801; r.h = 901;
>            crc_surf(dst);
>            SDL_SoftStretch(surf, &s, dst, &r);
>            crc_surf(dst);
>            SDL_FreeSurface(dst); 
>        }
>
>    }
>
>    {
>        SDL_Surface *surf = surf_bpp16;
>        int format = surf->format->format;
>        SDL_Log("test bpp16");
>        { 
>            SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, format);
>            crc_surf(dst);
>            SDL_SoftStretch(surf, NULL, dst, NULL);
>            crc_surf(dst);
>            SDL_FreeSurface(dst); 
>        }
>        { 
>            SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, format);
>            SDL_Rect r; r.x = 12; r.y = 21; r.w = 101; r.h = 75;
>            crc_surf(dst);
>            SDL_SoftStretch(surf, NULL, dst, &r);
>            crc_surf(dst);
>            SDL_FreeSurface(dst); 
>        }
>        { 
>            SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, format);
>            SDL_Rect r; r.x = 12; r.y = 21; r.w = 101; r.h = 75;
>            crc_surf(dst);
>            SDL_SoftStretch(surf, &r, dst, NULL);
>            crc_surf(dst);
>            SDL_FreeSurface(dst); 
>        }
>        { 
>            SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, format);
>            SDL_Rect r; r.x = 12; r.y = 21; r.w = 101; r.h = 75;
>            crc_surf(dst);
>            SDL_SoftStretch(surf, &r, dst, &r);
>            crc_surf(dst);
>            SDL_FreeSurface(dst); 
>        }
>
>        { 
>            SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, format);
>            SDL_Rect r; r.x = 5; r.y = 3; r.w = 801; r.h = 901;
>            crc_surf(dst);
>            SDL_SoftStretch(surf, NULL, dst, &r);
>            crc_surf(dst);
>            SDL_FreeSurface(dst); 
>        }
>        { 
>            SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, format);
>            SDL_Rect s; s.x = 5; s.y = 3; s.w = 31; s.h = 21;
>            crc_surf(dst);
>            SDL_SoftStretch(surf, &s, dst, NULL);
>            crc_surf(dst);
>            SDL_FreeSurface(dst); 
>        }
>        { 
>            SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, format);
>            SDL_Rect s; s.x = 5; s.y = 3; s.w = 31; s.h = 21;
>            SDL_Rect r; r.x = 5; r.y = 3; r.w = 801; r.h = 901;
>            crc_surf(dst);
>            SDL_SoftStretch(surf, &s, dst, &r);
>            crc_surf(dst);
>            SDL_FreeSurface(dst); 
>        }
>
>    }
>
>
>    {
>        SDL_Surface *surf = surf_bpp24;
>        int format = surf->format->format;
>        SDL_Log("test bpp24");
>        { 
>            SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, format);
>            crc_surf(dst);
>            SDL_SoftStretch(surf, NULL, dst, NULL);
>            crc_surf(dst);
>            SDL_FreeSurface(dst); 
>        }
>        { 
>            SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, format);
>            SDL_Rect r; r.x = 12; r.y = 21; r.w = 101; r.h = 75;
>            crc_surf(dst);
>            SDL_SoftStretch(surf, NULL, dst, &r);
>            crc_surf(dst);
>            SDL_FreeSurface(dst); 
>        }
>        { 
>            SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, format);
>            SDL_Rect r; r.x = 12; r.y = 21; r.w = 101; r.h = 75;
>            crc_surf(dst);
>            SDL_SoftStretch(surf, &r, dst, NULL);
>            crc_surf(dst);
>            SDL_FreeSurface(dst); 
>        }
>        { 
>            SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, format);
>            SDL_Rect r; r.x = 12; r.y = 21; r.w = 101; r.h = 75;
>            crc_surf(dst);
>            SDL_SoftStretch(surf, &r, dst, &r);
>            crc_surf(dst);
>            SDL_FreeSurface(dst); 
>        }
>
>        { 
>            SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, format);
>            SDL_Rect r; r.x = 5; r.y = 3; r.w = 801; r.h = 901;
>            crc_surf(dst);
>            SDL_SoftStretch(surf, NULL, dst, &r);
>            crc_surf(dst);
>            SDL_FreeSurface(dst); 
>        }
>        { 
>            SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, format);
>            SDL_Rect s; s.x = 5; s.y = 3; s.w = 31; s.h = 21;
>            crc_surf(dst);
>            SDL_SoftStretch(surf, &s, dst, NULL);
>            crc_surf(dst);
>            SDL_FreeSurface(dst); 
>        }
>        { 
>            SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, format);
>            SDL_Rect s; s.x = 5; s.y = 3; s.w = 31; s.h = 21;
>            SDL_Rect r; r.x = 5; r.y = 3; r.w = 801; r.h = 901;
>            crc_surf(dst);
>            SDL_SoftStretch(surf, &s, dst, &r);
>            crc_surf(dst);
>            SDL_FreeSurface(dst); 
>        }
>
>    }
>
>
>
>
>
>
>
>
>    {
>        SDL_Surface *surf = surf_bpp32;
>        int format = surf->format->format;
>        SDL_Log("test bpp32");
>        { 
>            SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, format);
>            crc_surf(dst);
>            SDL_SoftStretch(surf, NULL, dst, NULL);
>            crc_surf(dst);
>            SDL_FreeSurface(dst); 
>        }
>        { 
>            SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, format);
>            SDL_Rect r; r.x = 12; r.y = 21; r.w = 101; r.h = 75;
>            crc_surf(dst);
>            SDL_SoftStretch(surf, NULL, dst, &r);
>            crc_surf(dst);
>            SDL_FreeSurface(dst); 
>        }
>        { 
>            SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, format);
>            SDL_Rect r; r.x = 12; r.y = 21; r.w = 101; r.h = 75;
>            crc_surf(dst);
>            SDL_SoftStretch(surf, &r, dst, NULL);
>            crc_surf(dst);
>            SDL_FreeSurface(dst); 
>        }
>        { 
>            SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, format);
>            SDL_Rect r; r.x = 12; r.y = 21; r.w = 101; r.h = 75;
>            crc_surf(dst);
>            SDL_SoftStretch(surf, &r, dst, &r);
>            crc_surf(dst);
>            SDL_FreeSurface(dst); 
>        }
>
>        { 
>            SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, format);
>            SDL_Rect r; r.x = 5; r.y = 3; r.w = 801; r.h = 901;
>            crc_surf(dst);
>            SDL_SoftStretch(surf, NULL, dst, &r);
>            crc_surf(dst);
>            SDL_FreeSurface(dst); 
>        }
>        { 
>            SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, format);
>            SDL_Rect s; s.x = 5; s.y = 3; s.w = 31; s.h = 21;
>            crc_surf(dst);
>            SDL_SoftStretch(surf, &s, dst, NULL);
>            crc_surf(dst);
>            SDL_FreeSurface(dst); 
>        }
>        { 
>            SDL_Surface *dst = SDL_CreateRGBSurfaceWithFormat(0, 1000, 1000, 0, format);
>            SDL_Rect s; s.x = 5; s.y = 3; s.w = 31; s.h = 21;
>            SDL_Rect r; r.x = 5; r.y = 3; r.w = 801; r.h = 901;
>            crc_surf(dst);
>            SDL_SoftStretch(surf, &s, dst, &r);
>            crc_surf(dst);
>            SDL_FreeSurface(dst); 
>        }
>
>    }
>
>    SDL_Log("SDL_GetError: %s", SDL_GetError());
>
>    /* end */
>
>    SDL_FreeSurface(surf_bpp8);
>    SDL_FreeSurface(surf_bpp32);
>
>    SDL_Quit();
>
>    return EXIT_SUCCESS;
>}
>

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Attachments on bug 3816: 4711 | 4712 | 4713 | 4714 | 4715 | 4716 | 4717 | 4718 | 4719 | 4720 | 4721 | 4722

We are currently migrating Bugzilla to GitHub issues.Any changes made to the bug tracker now will be lost, so please do not post new bugs or make changes to them.When we're done, all bug URLs will redirect to their equivalent location on the new bug tracker.

We are currently migrating Bugzilla to GitHub issues.
Any changes made to the bug tracker now will be lost, so please do not post new bugs or make changes to them.
When we're done, all bug URLs will redirect to their equivalent location on the new bug tracker.