[FFmpeg-devel] [PATCH] avcodec/qtrle: add a flush() callback

[James Almer]

The reference frame isn't valid after seeking

Signed-off-by: James Almer <jamrial at gmail.com>
---
 libavcodec/qtrle.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/libavcodec/qtrle.c b/libavcodec/qtrle.c
index 3255c64063..1021986f01 100644
--- a/libavcodec/qtrle.c
+++ b/libavcodec/qtrle.c
@@ -571,6 +571,14 @@ done:
     return avpkt->size;
 }
 
+static void qtrle_decode_flush(AVCodecContext *avctx)
+{
+    QtrleContext *s = avctx->priv_data;
+
+    memset(s->pal, 0, sizeof(s->pal));
+    av_frame_unref(s->frame);
+}
+
 static av_cold int qtrle_decode_end(AVCodecContext *avctx)
 {
     QtrleContext *s = avctx->priv_data;
@@ -589,5 +597,6 @@ AVCodec ff_qtrle_decoder = {
     .init           = qtrle_decode_init,
     .close          = qtrle_decode_end,
     .decode         = qtrle_decode_frame,
+    .flush          = qtrle_decode_flush,
     .capabilities   = AV_CODEC_CAP_DR1,
 };
-- 
2.22.0