[FFmpeg-devel] [PATCH 2/9] avformat/avformat: add a function to return the name of stream groups

[James Almer]

On 3/5/2024 11:52 AM, Stefano Sabatini wrote:
> On date Tuesday 2024-03-05 15:50:23 +0100, Stefano Sabatini wrote:
>> On date Monday 2024-03-04 21:00:22 -0300, James Almer wrote:
>>> Signed-off-by: James Almer <jamrial at gmail.com>
>>> ---
>>> Missing version bump and APIChanges entry.
>>>
>>>   libavformat/avformat.c | 10 ++++++++++
>>>   libavformat/avformat.h |  5 +++++
>>>   2 files changed, 15 insertions(+)
>>>
>>> diff --git a/libavformat/avformat.c b/libavformat/avformat.c
>>> index eb898223d2..98dfac2f89 100644
>>> --- a/libavformat/avformat.c
>>> +++ b/libavformat/avformat.c
>>> @@ -321,6 +321,16 @@ AVStream *ff_stream_clone(AVFormatContext *dst_ctx, const AVStream *src)
>>>       return st;
>>>   }
>>>   
>>> +const char *avformat_stream_group_name(enum AVStreamGroupParamsType type)
>>> +{
>>> +    switch(type) {
>>> +    case AV_STREAM_GROUP_PARAMS_IAMF_AUDIO_ELEMENT:        return "IAMF Audio Element";
>>> +    case AV_STREAM_GROUP_PARAMS_IAMF_MIX_PRESENTATION:     return "IAMF Mix Presentation";
>>> +    case AV_STREAM_GROUP_PARAMS_TILE_GRID:                 return "Tile Grid";
>>> +    }
>>> +    return NULL;
>>> +}
>>> +
>>>   AVProgram *av_new_program(AVFormatContext *ac, int id)
>>>   {
>>>       AVProgram *program = NULL;
>>> diff --git a/libavformat/avformat.h b/libavformat/avformat.h
>>> index f4506f4cf1..c41041b1bc 100644
>>> --- a/libavformat/avformat.h
>>> +++ b/libavformat/avformat.h
>>> @@ -2120,6 +2120,11 @@ const AVClass *av_stream_get_class(void);
>>>    */
>>>   const AVClass *av_stream_group_get_class(void);
>>>   
> 
>>> +/**
>>> + * @return a string identifying the stream group type
>>> + */
> 
> Also add a note that this will return NULL in case of unknown stream
> group type.
> 
>>> +const char *avformat_stream_group_name(enum AVStreamGroupParamsType type);
>>> +
>>
>> LGTM (remember to bump minor and add entry to doc/APIchanges before
>> pushing).

Applied with the suggestion.

Thanks.