Allocate a complete AVDynamicHDRPlus and add it to the frame. @param frame The frame which side data is added to.
@return The AVDynamicHDRPlus structure to be filled by caller or NULL on failure.
See Implementation
Allocate a complete AVDynamicHDRPlus and add it to the frame. @param frame The frame which side data is added to.
@return The AVDynamicHDRPlus structure to be filled by caller or NULL on failure.