On 04/10/2018 04:59, James Almer wrote:
> On 10/3/2018 4:15 PM, Luca Barbato wrote:
>> From: James Almer <[email protected]>
>>
>> A packet may have Metadata OBUs but no Sequence Header OBU, which is
>> useless as extradata.
>>
>> Signed-off-by: James Almer <[email protected]>
>> Signed-off-by: Luca Barbato <[email protected]>
>> ---
>>  libavcodec/extract_extradata_bsf.c | 6 ++++--
>>  1 file changed, 4 insertions(+), 2 deletions(-)
>>
>> diff --git a/libavcodec/extract_extradata_bsf.c 
>> b/libavcodec/extract_extradata_bsf.c
>> index 2734a7b7d1..9ee2b28d01 100644
>> --- a/libavcodec/extract_extradata_bsf.c
>> +++ b/libavcodec/extract_extradata_bsf.c
>> @@ -67,7 +67,7 @@ static int extract_extradata_av1(AVBSFContext *ctx, 
>> AVPacket *pkt,
>>  
>>      int extradata_size = 0, filtered_size = 0;
>>      int nb_extradata_obu_types = FF_ARRAY_ELEMS(extradata_obu_types);
>> -    int i, ret = 0;
>> +    int i, has_seq = 0, ret = 0;
>>  
>>      ret = ff_av1_packet_split(&s->av1_pkt, pkt->data, pkt->size, ctx);
>>      if (ret < 0)
>> @@ -77,12 +77,14 @@ static int extract_extradata_av1(AVBSFContext *ctx, 
>> AVPacket *pkt,
>>          AV1OBU *obu = &s->av1_pkt.obus[i];
>>          if (val_in_array(extradata_obu_types, nb_extradata_obu_types, 
>> obu->type)) {
>>              extradata_size += obu->raw_size;
>> +            if (obu->type == AV1_OBU_SEQUENCE_HEADER)
>> +                has_seq = 1;
>>          } else if (s->remove) {
>>              filtered_size += obu->raw_size;
>>          }
>>      }
>>  
>> -    if (extradata_size) {
>> +    if (extradata_size && has_seq) {
>>          AVBufferRef *filtered_buf;
>>          uint8_t *extradata, *filtered_data;
> 
> Same, i think this would be better squashed with the previous commit.

I'll try to get all the mkv and mp4 commits in, then I'll try to squash
them all once I'm more or less sure they behave as needed.

lu

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