From a2041a6522642859ce64af1c618d6fb90a50d4af Mon Sep 17 00:00:00 2001
From: Maxym Dmytrychenko <maxim.d33@gmail.com>
Date: Tue, 18 Sep 2018 09:47:52 +0200
Subject: [PATCH] qsvenc: AV_PIX_FMT_QSV path should release frame
Fixes high memory usage and prevents over allocation of the frames via
proper unref.
Can be checked as:
-hwaccel qsv -c:v h264_qsv -i ../h264-conformance/CANL2_Sony_E.jsv -c:v
h264_qsv -b:v 2000k -y qsv.mp4
---
libavcodec/qsvenc.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/libavcodec/qsvenc.c b/libavcodec/qsvenc.c
index 611449cbeb7..17a0559f36a 100644
--- a/libavcodec/qsvenc.c
+++ b/libavcodec/qsvenc.c
@@ -1028,6 +1028,9 @@ static void clear_unused_frames(QSVEncContext *q)
QSVFrame *cur = q->work_frames;
while (cur) {
if (cur->used && !cur->surface.Data.Locked) {
+ if (cur->frame->format == AV_PIX_FMT_QSV) {
+ av_frame_unref(cur->frame);
+ }
cur->used = 0;
}
cur = cur->next;
--
GitLab