Signed-off-by: Marton Balint <[email protected]>
---
libavcodec/srtdec.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/libavcodec/srtdec.c b/libavcodec/srtdec.c
index 98f84ac673..37fb0d3173 100644
--- a/libavcodec/srtdec.c
+++ b/libavcodec/srtdec.c
@@ -62,6 +62,7 @@ static int srt_decode_frame(AVCodecContext *avctx,
buffer_size_t size;
const uint8_t *p = av_packet_get_side_data(avpkt,
AV_PKT_DATA_SUBTITLE_POSITION, &size);
FFASSDecoderContext *s = avctx->priv_data;
+ char *dup;
if (p && size == 16) {
x1 = AV_RL32(p );
@@ -73,12 +74,17 @@ static int srt_decode_frame(AVCodecContext *avctx,
if (avpkt->size <= 0)
return avpkt->size;
+ dup = av_strndup(avpkt->data, avpkt->size);
+ if (!dup)
+ return AVERROR(ENOMEM);
+
av_bprint_init(&buffer, 0, AV_BPRINT_SIZE_UNLIMITED);
- ret = srt_to_ass(avctx, &buffer, avpkt->data, x1, y1, x2, y2);
+ ret = srt_to_ass(avctx, &buffer, dup, x1, y1, x2, y2);
if (ret >= 0)
ret = ff_ass_add_rect(sub, buffer.str, s->readorder++, 0, NULL, NULL);
av_bprint_finalize(&buffer, NULL);
+ av_free(dup);
if (ret < 0)
return ret;
--
2.26.2
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