will give a wrong nalu length(+1) when next nalu start with 00000001
this bug will lead to an padding zero to pps in AVC Sequence header(flv) or in
avc1(mpr)
---
libavcodec/h2645_parse.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/libavcodec/h2645_parse.c b/libavcodec/h2645_parse.c
index 03780680c6..2e941a2bd0 100644
--- a/libavcodec/h2645_parse.c
+++ b/libavcodec/h2645_parse.c
@@ -134,6 +134,10 @@ int ff_h2645_extract_rbsp(const uint8_t *src, int length,
dst[di++] = src[si++];
nsc:
+ if (src[si-1] == 0) {
+ --di;
+ --si;
+ }
memset(dst + di, 0, AV_INPUT_BUFFER_PADDING_SIZE);
nal->data = dst;
--
2.29.2
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