#7420 closed enhancement (invalid)

[ffmpeg-qsv][avc encode] option BRefControl is not support

Reported by: zhuqingliang Owned by:
Priority: wish Component: undetermined
Version: unspecified Keywords: qsv
Cc: Blocked By:
Blocking: Reproduced by developer: no
Analyzed by developer: no



FFMPEG-QSV	CFL	OS: ubuntu 17.04	kernel: 4.15.0
	KBL	OS: ubuntu 16.04	kernel: 4.14.0-rc1
	SKL	OS: ubuntu 16.04	kernel: 4.15.0
libva	b6c50dad4d7d14c507108d9f468662e2d7ae1c4d	 https://github.com/01org/libva.git  ( master )
iHD Driver	ed04556a6676fd77ff845508bc54bfc60915450c	 https://github.com/intel/media-driver
libva-utils	9a10ad663349732decd668a426cfc349b0010d1d	 https://github.com/01org/libva-utils.git
Mediasdk	7ea683585f0f84f1bea035a405855312c92c46c0	 https://github.com/Intel-Media-SDK/MediaSDK
FFMPEG	56f68a099cc607658118e00cad30569103ae3751	 https://git.ffmpeg.org/ffmpeg.git

How to reproduce:

1.build env as above lists
2.ffmpeg -hwaccel qsv -init_hw_device qsv=hw -filter_hw_device hw -v verbose -f rawvideo -video_size 720x480 -pix_fmt nv12 -i /media/ffmpeg_stream_dcg/Test_720x480p.yuv -an -vf hwupload=extra_hw_frames=64,format=qsv -c:v h264_qsv -framerate 30 -BRefControl 1 -y ./H264e_720x480_bref_off.h264
3. error message:
Unrecognized option 'BRefControl'.

Change History (2)

comment:1 Changed 22 months ago by cehoyos

  • Keywords BRefControl removed
  • Priority changed from normal to wish
  • Type changed from defect to enhancement

comment:2 Changed 22 months ago by lizhong1008

  • Resolution set to invalid
  • Status changed from new to closed

There is existed option named "b_strategy". I guess this is what you want.

Note: See TracTickets for help on using tickets.