Some files, likely due to faulty packetization or muxing, can have AUDs
at other positions besides the head unit of a packet. Remove these too.
---
libavcodec/h264_metadata_bsf.c | 13 +++++++------
1 file changed, 7 insertions(+), 6 deletions(-)
diff --git a/libavcodec/h264_metadata_bsf.c b/libavcodec/h264_metadata_bsf.c
index d318bf0cee..6fab0190d4 100644
--- a/libavcodec/h264_metadata_bsf.c
+++ b/libavcodec/h264_metadata_bsf.c
@@ -469,12 +469,13 @@ static int h264_metadata_update_fragment(AVBSFContext
*bsf, AVPacket *pkt,
H264MetadataContext *ctx = bsf->priv_data;
int err, i, has_sps, seek_point;
- // If an AUD is present, it must be the first NAL unit.
- if (au->nb_units && au->units[0].type == H264_NAL_AUD) {
- if (ctx->aud == BSF_ELEMENT_REMOVE)
- ff_cbs_delete_unit(au, 0);
- } else {
- if (pkt && ctx->aud == BSF_ELEMENT_INSERT) {
+ if (ctx->aud == BSF_ELEMENT_REMOVE) {
+ for (i = 0; i < au->nb_units; i++) {
+ if (au->units[i].type == H264_NAL_AUD)
+ ff_cbs_delete_unit(au, i);
+ }
+ } else if (ctx->aud == BSF_ELEMENT_INSERT) {
+ if (pkt) {
err = h264_metadata_insert_aud(bsf, au);
if (err < 0)
return err;
--
2.39.1
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