Message ID | 1559724987-21974-1-git-send-email-zhong.li@intel.com |
---|---|
State | Accepted |
Commit | ef56c28b2596eea233860d8c90f054e76da44758 |
Headers | show |
diff --git a/libavfilter/qsvvpp.c b/libavfilter/qsvvpp.c index 62b91d6..49cb1ed 100644 --- a/libavfilter/qsvvpp.c +++ b/libavfilter/qsvvpp.c @@ -462,6 +462,8 @@ static int init_vpp_session(AVFilterContext *avctx, QSVVPPContext *s) out_frames_ctx->height = FFALIGN(outlink->h, 32); out_frames_ctx->sw_format = s->out_sw_format; out_frames_ctx->initial_pool_size = 64; + if (avctx->extra_hw_frames > 0) + out_frames_ctx->initial_pool_size += avctx->extra_hw_frames; out_frames_hwctx->frame_type = s->out_mem_mode; ret = av_hwframe_ctx_init(out_frames_ref);
extra_hw_frames is needed for some cases. (eg: qsv decoding + qsv vpp + qsv look_ahead encoding, transcoding failed if no extra_hw_frames supported: ffmpeg -hwaccel qsv -c:v h264_qsv -i bbb_sunflower_1080p_30fps_normal_2000frames.mp4 \ -vf vpp_qsv=w=1280:h=720:extra_hw_frames=100 -v verbose -c:v h264_qsv \ -look_ahead 1 -look_ahead_depth 100 out1.mp4 ) Signed-off-by: Zhong Li <zhong.li@intel.com> --- libavfilter/qsvvpp.c | 2 ++ 1 file changed, 2 insertions(+)