From: Haihao Xiang <haihao.xi...@intel.com> This can avoid to exhaust the buffers within outlink when libva2 is available.
For example: $ ffmpeg -hwaccel_output_format vaapi -hwaccel vaapi -i input.mp4 \ -vf 'scale_vaapi=w=720:h=480' -c:v hevc_vaapi -f null - ... [vf#0:0 @ 0x55acad91f400] Error while filtering: Cannot allocate memory [vf#0:0 @ 0x55acad91f400] Task finished with error code: -12 (Cannot allocate memory) [vf#0:0 @ 0x55acad91f400] Terminating thread with return code -12 (Cannot allocate memory) Signed-off-by: Haihao Xiang <haihao.xi...@intel.com> --- libavfilter/vaapi_vpp.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/libavfilter/vaapi_vpp.c b/libavfilter/vaapi_vpp.c index ace1153a23..9ef7a289fb 100644 --- a/libavfilter/vaapi_vpp.c +++ b/libavfilter/vaapi_vpp.c @@ -204,7 +204,10 @@ int ff_vaapi_vpp_config_output(AVFilterLink *outlink) output_frames->width = ctx->output_width; output_frames->height = ctx->output_height; - output_frames->initial_pool_size = 4; + if (CONFIG_VAAPI_1) + output_frames->initial_pool_size = 0; + else + output_frames->initial_pool_size = 4; err = ff_filter_init_hw_frames(avctx, outlink, 10); if (err < 0) @@ -220,6 +223,8 @@ int ff_vaapi_vpp_config_output(AVFilterLink *outlink) va_frames = output_frames->hwctx; av_assert0(ctx->va_context == VA_INVALID_ID); + av_assert0(output_frames->initial_pool_size || + (va_frames->surface_ids == NULL && va_frames->nb_surfaces == 0)); vas = vaCreateContext(ctx->hwctx->display, ctx->va_config, ctx->output_width, ctx->output_height, VA_PROGRESSIVE, -- 2.34.1 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".