avcodec: Factor updating palette out

Because the properties of frames returned from ff_get/reget_buffer
are not reset at all, lots of returned frames had palette_has_changed
wrongly set to 1. This has been changed, too.

Reviewed-by: James Almer <jamrial@gmail.com>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>

1 files changed, 2 insertions, 9 deletions

diff --git a/libavcodec/tscc.c b/libavcodec/tscc.c
index d33639f3a4..f67a910c73 100644
--- a/libavcodec/tscc.c
+++ b/libavcodec/tscc.c
@@ -38,6 +38,7 @@
 #include <stdlib.h>
 
 #include "avcodec.h"
+#include "decode.h"
 #include "internal.h"
 #include "msrledec.h"
 
@@ -72,15 +73,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame,
     int palette_has_changed = 0;
 
     if (c->avctx->pix_fmt == AV_PIX_FMT_PAL8) {
-        buffer_size_t size;
-        const uint8_t *pal = av_packet_get_side_data(avpkt, AV_PKT_DATA_PALETTE, &size);
-
-        if (pal && size == AVPALETTE_SIZE) {
-            palette_has_changed = 1;
-            memcpy(c->pal, pal, AVPALETTE_SIZE);
-        } else if (pal) {
-            av_log(avctx, AV_LOG_ERROR, "Palette size %d is wrong\n", size);
-        }
+        palette_has_changed = ff_copy_palette(c->pal, avpkt, avctx);
     }
 
     ret = inflateReset(&c->zstream);