[FFmpeg-devel] [PATCH 1/2] avcodec/smc: add flush support

Paul B Mahol onemda at gmail.com
Sat Aug 14 11:42:37 EEST 2021


Signed-off-by: Paul B Mahol <onemda at gmail.com>
---
 libavcodec/smc.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/libavcodec/smc.c b/libavcodec/smc.c
index 9cd86216a2..2f43984b99 100644
--- a/libavcodec/smc.c
+++ b/libavcodec/smc.c
@@ -459,6 +459,17 @@ static int smc_decode_frame(AVCodecContext *avctx,
     return buf_size;
 }
 
+static void smc_decode_flush(AVCodecContext *avctx)
+{
+    SmcContext *s = avctx->priv_data;
+
+    memset(s->color_pairs, 0, sizeof(s->color_pairs));
+    memset(s->color_quads, 0, sizeof(s->color_quads));
+    memset(s->color_octets, 0, sizeof(s->color_octets));
+
+    av_frame_unref(s->frame);
+}
+
 static av_cold int smc_decode_end(AVCodecContext *avctx)
 {
     SmcContext *s = avctx->priv_data;
@@ -477,6 +488,7 @@ const AVCodec ff_smc_decoder = {
     .init           = smc_decode_init,
     .close          = smc_decode_end,
     .decode         = smc_decode_frame,
+    .flush          = smc_decode_flush,
     .capabilities   = AV_CODEC_CAP_DR1,
     .caps_internal  = FF_CODEC_CAP_INIT_THREADSAFE,
 };
-- 
2.17.1



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