This is needed for some HW accelerators that require a context that
FFmpeg can't instantiate itself. e.g. display-dependent data from
VA API and VDPAU.
Originally committed as revision 18025 to svn://svn.ffmpeg.org/ffmpeg/trunk
* Set to time_base ticks per frame. Default 1, e.g., H.264/MPEG-2 set it to 2.
*/
int ticks_per_frame;
+
+ /**
+ * Hardware accelerator context.
+ * For some hardware accelerators, a global context needs to be
+ * provided by the user. In that case, this holds display-dependent
+ * data FFmpeg cannot instantiate itself. Please refer to the
+ * FFmpeg HW accelerator documentation to know how to fill this
+ * is. e.g. for VA API, this is a struct vaapi_context.
+ * - encoding: unused
+ * - decoding: Set by user
+ */
+ void *hwaccel_context;
} AVCodecContext;
/**