Allocate memory for the pixels of a picture and setup the AVPicture
fields for it.
Call avpicture_free() to free it.
@param picture the picture structure to be filled in
@param pix_fmt the pixel format of the picture
@param width the width of the picture
@param height the height of the picture
@return zero if successful, a negative error code otherwise
Allocate memory for the pixels of a picture and setup the AVPicture fields for it.
Call avpicture_free() to free it.
@param picture the picture structure to be filled in @param pix_fmt the pixel format of the picture @param width the width of the picture @param height the height of the picture @return zero if successful, a negative error code otherwise
@see av_image_alloc(), avpicture_fill()