[FFmpeg-devel] [PATCH 0/3] Dolby TrueHD support in ISO BMFF

James Almer jamrial at gmail.com
Sat Aug 24 20:29:52 EEST 2019


On 8/17/2019 11:34 AM, James Almer wrote:
> On 8/17/2019 6:43 AM, Paul B Mahol wrote:
>> On Fri, Aug 16, 2019 at 11:18 PM James Almer <jamrial at gmail.com> wrote:
>>
>>>
>>> https://developer.dolby.com/globalassets/technology/dolby-truehd/dolbytruehdbitstreamswithintheisobasemediafileformat.pdf
>>>
>>> There's no software i could find that supports this, so mine is the first
>>> implementation out there. It's therefore tested with itself :p
>>>
>>
>> We should wait for actual implementation from others.
> 
> I disagree. We can if you want make the muxer implementation require the
> -strict experimental mode, but the demuxer one has no reason to be
> delayed just because no one else wrote theirs.
> 
> Someone has to be the first after all.
> 
>>
>>
>>>
>>> James Almer (3):
>>>   avcodec/mlp_parse: move TrueHD channel layout and sample rate related
>>>     code to the header
>>>   avformat/mov: add demuxing support for Dolby TrueHD streams
>>>   avformat/movenc: add muxing support for Dolby TrueHD streams
>>>
>>>  libavcodec/mlp_parse.c | 50 ----------------------------------
>>>  libavcodec/mlp_parse.h | 49 +++++++++++++++++++++++++++++++++
>>>  libavformat/isom.c     |  1 +
>>>  libavformat/mov.c      | 34 +++++++++++++++++++++++
>>>  libavformat/movenc.c   | 61 +++++++++++++++++++++++++++++++++++++++++-
>>>  5 files changed, 144 insertions(+), 51 deletions(-)

Will push the set with the above suggestion implemented soon.


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