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-rw-r--r--libavformat/av1.c1
-rw-r--r--libavformat/av1.h1
-rw-r--r--libavformat/avc.c3
-rw-r--r--libavformat/hevc.h1
4 files changed, 3 insertions, 3 deletions
diff --git a/libavformat/av1.c b/libavformat/av1.c
index 876fd92733..709484b361 100644
--- a/libavformat/av1.c
+++ b/libavformat/av1.c
@@ -82,7 +82,6 @@ int ff_av1_filter_obus_buf(const uint8_t *in, uint8_t **out, int *size)
memset(buf + len, 0, AV_INPUT_BUFFER_PADDING_SIZE);
- av_freep(out);
*out = buf;
*size = len;
diff --git a/libavformat/av1.h b/libavformat/av1.h
index acba12612c..52d0814e86 100644
--- a/libavformat/av1.h
+++ b/libavformat/av1.h
@@ -68,6 +68,7 @@ int ff_av1_filter_obus(AVIOContext *pb, const uint8_t *buf, int size);
*
* @return 0 in case of success, a negative AVERROR code in case of failure.
* On failure, out and size are unchanged
+ * @note *out will be treated as unintialized on input and will not be freed.
*/
int ff_av1_filter_obus_buf(const uint8_t *in, uint8_t **out, int *size);
diff --git a/libavformat/avc.c b/libavformat/avc.c
index e4e82e1864..cd15ac3cdb 100644
--- a/libavformat/avc.c
+++ b/libavformat/avc.c
@@ -101,7 +101,6 @@ int ff_avc_parse_nal_units_buf(const uint8_t *buf_in, uint8_t **buf, int *size)
ff_avc_parse_nal_units(pb, buf_in, *size);
- av_freep(buf);
*size = avio_close_dyn_buf(pb, buf);
return 0;
}
@@ -109,7 +108,7 @@ int ff_avc_parse_nal_units_buf(const uint8_t *buf_in, uint8_t **buf, int *size)
int ff_isom_write_avcc(AVIOContext *pb, const uint8_t *data, int len)
{
AVIOContext *sps_pb = NULL, *pps_pb = NULL, *sps_ext_pb = NULL;
- uint8_t *buf = NULL, *end, *start = NULL;
+ uint8_t *buf, *end, *start;
uint8_t *sps, *pps, *sps_ext;
uint32_t sps_size = 0, pps_size = 0, sps_ext_size = 0;
int ret, nb_sps = 0, nb_pps = 0, nb_sps_ext = 0;
diff --git a/libavformat/hevc.h b/libavformat/hevc.h
index bb144397c0..0f56325c1c 100644
--- a/libavformat/hevc.h
+++ b/libavformat/hevc.h
@@ -73,6 +73,7 @@ int ff_hevc_annexb2mp4(AVIOContext *pb, const uint8_t *buf_in,
* parameter set NAL units shall be written, may be NULL
* @return 0 in case of success, a negative value corresponding to an AVERROR
* code in case of failure
+ * @note *buf_out will be treated as uninitialized on input and won't be freed.
*/
int ff_hevc_annexb2mp4_buf(const uint8_t *buf_in, uint8_t **buf_out,
int *size, int filter_ps, int *ps_count);