[Libav-user] Audio decoding error

Tushar Paithankar p.tushar99 at gmail.com
Fri May 9 13:27:49 CEST 2014


Flow will be like this

avcodec_register_all();

avcodec_find_decoder(AV_CODEC_ID_MP3)

avcodec_alloc_context3

avcodec_open2  // check this function is available in your code....


Thanks
Tushar


On 9 May 2014 16:41, Tushar Paithankar <p.tushar99 at gmail.com> wrote:

> Hi Ankush,
>
> Try using AV_CODEC_ID_MP3 rather than AV_CODEC_ID_MP2 , I have implemented
> the MP3 Decoder using ffmpeg and it is working fine.
>
>
> Let me know if you have any further problem n please share issue in
> detail..
>
>
>
> Thanks
> Tushar
>
>
> On 9 May 2014 09:01, Ankush <wadkes93 at gmail.com> wrote:
>
>>  I am currently trying to read the audio samples from a video file. I
>> tried the sample code provided in the examples section
>> decoding_encoding.c and i only changed the
>> avcodec_find_decoder(AV_CODEC_ID_MP2) to
>> avcodec_find_decoder(pCodecCtx->codec_id), everything works fine with
>> this till i reach the avcodec_decode_audio4() where i get a negative
>> value from this function.
>> I managed my way through video decoding sucesfully but seem to be
>> stucked here from a long time. i tried with .mts and .mp4 file and even
>> .mp3 file but all seem to return a negative value.
>>
>> Thank you.
>>
>> _______________________________________________
>> Libav-user mailing list
>> Libav-user at ffmpeg.org
>> http://ffmpeg.org/mailman/listinfo/libav-user
>>
>>
>
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