ffmpeg | branch: master | Jun Zhao <mypopydev@gmail.com> | Tue Nov 27 17:18:26 2018 +0800| [b87063c06dde35ef6b56f51df7642661a3b115da] | committer: James Almer lavc/libaomenc: Add a maximum constraint of 64 encoder threads. fixed the error in Intel(R) Xeon(R) Gold 6152 CPU like: [libaom-av1 @ 0x469f340] Failed to initialize encoder: Invalid parameter [libaom-av1 @ 0x469f340] Additional information: g_threads out of range [..MAX_NUM_THREADS] Signed-off-by: Jun Zhao <mypopydev@gmail.com> Signed-off-by: James Almer <jamrial@gmail.com>

http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=b87063c06dde35ef6b...

libavcodec/libaomenc.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/libavcodec/libaomenc.c b/libavcodec/libaomenc.c index cb31c55825..17565017b4 100644 --- a/libavcodec/libaomenc.c +++ b/libavcodec/libaomenc.c @@ -504,7 +504,8 @@ static av_cold int aom_init(AVCodecContext *avctx, enccfg.g_h = avctx->height; enccfg.g_timebase.num = avctx->time_base.num; enccfg.g_timebase.den = avctx->time_base.den; - enccfg.g_threads = avctx->thread_count ? avctx->thread_count : av_cpu_count(); + enccfg.g_threads = + FFMIN(avctx->thread_count ? avctx->thread_count : av_cpu_count(), 64); if (ctx->lag_in_frames >= 0) enccfg.g_lag_in_frames = ctx->lag_in_frames;