SDL_QueryTexture
Use this function to query the attributes of a texture.
Syntax
int SDL_QueryTexture(SDL_Texture* texture,
Uint32* format,
int* access,
int* w,
int* h)
Function Parameters
texture |
the texture to query |
format |
a pointer filled in with the raw format of the texture; the actual format may differ, but pixel transfers will use this format; see Remarks for details |
access |
a pointer filled in with the actual access to the texture |
w |
a pointer filled in with the width of the texture in pixels |
h |
a pointer filled in with the height of the texture in pixels |
Return Value
Returns 0 on success or a negative error code on failure; call SDL_GetError() for more information.
Code Examples
You can add your code example here
Remarks
format may be one of the following:
SDL_PIXELFORMAT_UNKNOWN |
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SDL_PIXELFORMAT_INDEX1LSB |
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SDL_PIXELFORMAT_INDEX1MSB |
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SDL_PIXELFORMAT_INDEX4LSB |
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SDL_PIXELFORMAT_INDEX4MSB |
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SDL_PIXELFORMAT_INDEX8 |
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SDL_PIXELFORMAT_RGB332 |
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SDL_PIXELFORMAT_RGB444 |
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SDL_PIXELFORMAT_RGB555 |
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SDL_PIXELFORMAT_BGR555 |
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SDL_PIXELFORMAT_ARGB4444 |
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SDL_PIXELFORMAT_ABGR4444 |
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SDL_PIXELFORMAT_ARGB1555 |
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SDL_PIXELFORMAT_ABGR1555 |
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SDL_PIXELFORMAT_RGB565 |
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SDL_PIXELFORMAT_BGR565 |
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SDL_PIXELFORMAT_RGB24 |
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SDL_PIXELFORMAT_BGR24 |
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SDL_PIXELFORMAT_RGB888 |
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SDL_PIXELFORMAT_BGR888 |
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SDL_PIXELFORMAT_ARGB8888 |
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SDL_PIXELFORMAT_RGBA8888 |
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SDL_PIXELFORMAT_ABGR8888 |
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SDL_PIXELFORMAT_BGRA8888 |
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SDL_PIXELFORMAT_ARGB2101010 |
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SDL_PIXELFORMAT_YV12 |
planar mode: Y + V + U (3 planes) |
SDL_PIXELFORMAT_IYUV |
planar mode: Y + U + V (3 planes) |
SDL_PIXELFORMAT_YUY2 |
packed mode: Y0+U0+Y1+V0 (1 plane) |
SDL_PIXELFORMAT_UYVY |
packed mode: U0+Y0+V0+Y1 (1 plane) |
SDL_PIXELFORMAT_YVYU |
packed mode: Y0+V0+Y1+U0 (1 plane) |