Method
CoglRenderercreate_dma_buf
Declaration [src]
CoglDmaBufHandle*
cogl_renderer_create_dma_buf (
CoglRenderer* renderer,
CoglPixelFormat format,
uint64_t* modifiers,
int n_modifiers,
int width,
int height,
GError** error
)
Description [src]
Creates a new CoglFramebuffer with width x height, with pixel format format, and exports the new framebuffer’s DMA buffer handle.
Passing an empty modifier array (passing a 0 n_modifiers) means implicit modifiers will be used.
This method is not directly available to language bindings.
Parameters
format-
Type:
CoglPixelFormatA
CoglPixelFormat. modifiers-
Type:
uint64_t*Array of DRM format modifiers.
The data is owned by the caller of the method. n_modifiers-
Type:
intLength of modifiers array.
width-
Type:
intWidth of the new.
height-
Type:
intHeight of the new.
error-
Type:
GError **The return location for a recoverable error.
The argument can be NULL.If the return location is not NULL, then you must initialize it to aNULLGError*.The argument will be left initialized to NULLby the method if there are no errors.In case of error, the argument will be set to a newly allocated GError; the caller will take ownership of the data, and be responsible for freeing it.
Return value
Type: CoglDmaBufHandle
A CoglDmaBufHandle. The
return result must be released with cogl_dma_buf_handle_free()
after use.
| The caller of the method takes ownership of the returned data, and is responsible for freeing it. |
The return value can be NULL. |