This commit reduces the sleep time on Windows to improve AMF encoding performance on low resolution input videos. This fix is for Windows only, because sleep() function isn't very accurate on Windows OS.
Fix for issue #10622 Signed-off-by: Evgeny Pavlov <[email protected]> --- libavcodec/amfenc.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/libavcodec/amfenc.c b/libavcodec/amfenc.c index 061859f85c..0c95465d6e 100644 --- a/libavcodec/amfenc.c +++ b/libavcodec/amfenc.c @@ -770,7 +770,11 @@ int ff_amf_receive_packet(AVCodecContext *avctx, AVPacket *avpkt) if (query_output_data_flag == 0) { if (res_resubmit == AMF_INPUT_FULL || ctx->delayed_drain || (ctx->eof && res_query != AMF_EOF) || (ctx->hwsurfaces_in_queue >= ctx->hwsurfaces_in_queue_max)) { block_and_wait = 1; +#ifdef _WIN32 + av_usleep(0); //Sleep() is not precise on Windows OS. +#else av_usleep(1000); +#endif } } } while (block_and_wait); -- 2.41.0 _______________________________________________ ffmpeg-devel mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
