On 04/10/17 20:04, Jorge Ramirez-Ortiz wrote: > Some V4L2 drivers fail to allocate buffers when sizeimage is not set > to a max value. This is indeed the case for s5p-mfc [1] > > Most drivers should be able to calculate this value from the frame > dimensions and format - or at least have their own default. > > However since this work around should not impact those drivers doing > the "right thing" this commit just provides such a default. > > The calculations were extracted from the v4l2 driver used to develop > the ffmpeg v4l2_m2m support [2]. See venc.c and vdec.c > > [1] linux.git/drivers/media/platform/s5p-mfc > [2] linux.git/drivers/media/platform/qcom/venus/ > --- > libavcodec/v4l2_context.c | 28 ++++++++++++++++++++++++++-- > 1 file changed, 26 insertions(+), 2 deletions(-)
Applied. Thanks, - Mark _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
