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 <lucenti...@gmail.com>
---
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
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