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embed/unix: save only cropped part of the screenshot

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Pavol Rusnak 2018-07-02 17:10:18 +02:00
parent 35dcd917dd
commit 657de0274d
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GPG Key ID: 91F3B339B9A02A3D
1 changed files with 6 additions and 2 deletions
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embed/extmod/modtrezorui/display-unix.h
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@ -162,8 +162,12 @@ void display_save(const char *prefix)
static uint32_t cnt = 0;
char fname[256];
snprintf(fname, sizeof(fname), "%s%08d.png", prefix, cnt);
IMG_SavePNG(BUFFER, fname);
fprintf(stderr, "Saved display buffer to %s\n", fname);
const SDL_Rect rect = {0, 0, DISPLAY_RESX, DISPLAY_RESY};
SDL_Surface *crop = SDL_CreateRGBSurface(BUFFER->flags, rect.w, rect.h, BUFFER->format->BitsPerPixel, BUFFER->format->Rmask, BUFFER->format->Gmask, BUFFER->format->Bmask, BUFFER->format->Amask);
SDL_BlitSurface(BUFFER, &rect, crop, NULL);
IMG_SavePNG(crop, fname);
SDL_FreeSurface(crop);
fprintf(stderr, "Saved screenshot to %s\n", fname);
cnt++;
#endif
}