feature can be used for example for generating thumbnails of videos.
Applicable to the H264 decoder.
+ .. note::
+
+ This control is deprecated. Use the standard
+ ``V4L2_CID_MPEG_VIDEO_DEC_DISPLAY_DELAY_ENABLE`` control instead.
+
``V4L2_CID_MPEG_MFC51_VIDEO_DECODER_H264_DISPLAY_DELAY (integer)``
Display delay value for H264 decoder. The decoder is forced to
return a decoded frame after the set 'display delay' number of
of display order, in addition the hardware may still be using the
returned buffer as a reference picture for subsequent frames.
+ .. note::
+
+ This control is deprecated. Use the standard
+ ``V4L2_CID_MPEG_VIDEO_DEC_DISPLAY_DELAY`` control instead.
+
``V4L2_CID_MPEG_MFC51_VIDEO_H264_NUM_REF_PIC_FOR_P (integer)``
The number of reference pictures used for encoding a P picture.
Applicable to the H264 encoder.