X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fcdgraphics.c;h=faa43c1c83437acc94a63091898ed4fb6c80bda7;hb=bd96c54fe4819b3ca9a975e2083d67f4443c559b;hp=cf3f01a417bb3f7b535f9b28ec3b19bc15e8f5eb;hpb=398000abcf980d239a789da6f69811913d2fc635;p=ffmpeg

diff --git a/libavcodec/cdgraphics.c b/libavcodec/cdgraphics.c
index cf3f01a417b..faa43c1c834 100644
--- a/libavcodec/cdgraphics.c
+++ b/libavcodec/cdgraphics.c
@@ -283,7 +283,7 @@ static int cdg_decode_frame(AVCodecContext *avctx,
 
     bytestream2_init(&gb, avpkt->data, avpkt->size);
 
-    if ((ret = ff_reget_buffer(avctx, cc->frame)) < 0)
+    if ((ret = ff_reget_buffer(avctx, cc->frame, 0)) < 0)
         return ret;
     if (!cc->cleared) {
         memset(cc->frame->data[0], 0, cc->frame->linesize[0] * avctx->height);
@@ -365,6 +365,18 @@ static int cdg_decode_frame(AVCodecContext *avctx,
     return avpkt->size;
 }
 
+static void cdg_decode_flush(AVCodecContext *avctx)
+{
+    CDGraphicsContext *cc = avctx->priv_data;
+
+    if (!cc->frame->data[0])
+        return;
+
+    memset(cc->frame->data[0], 0, cc->frame->linesize[0] * avctx->height);
+    if (!avctx->frame_number)
+        memset(cc->frame->data[1], 0, AVPALETTE_SIZE);
+}
+
 static av_cold int cdg_decode_end(AVCodecContext *avctx)
 {
     CDGraphicsContext *cc = avctx->priv_data;
@@ -374,7 +386,7 @@ static av_cold int cdg_decode_end(AVCodecContext *avctx)
     return 0;
 }
 
-AVCodec ff_cdgraphics_decoder = {
+const AVCodec ff_cdgraphics_decoder = {
     .name           = "cdgraphics",
     .long_name      = NULL_IF_CONFIG_SMALL("CD Graphics video"),
     .type           = AVMEDIA_TYPE_VIDEO,
@@ -383,5 +395,6 @@ AVCodec ff_cdgraphics_decoder = {
     .init           = cdg_decode_init,
     .close          = cdg_decode_end,
     .decode         = cdg_decode_frame,
+    .flush          = cdg_decode_flush,
     .capabilities   = AV_CODEC_CAP_DR1,
 };