[Libav-user] IntPtr to Packet data is not woking

[Carl Eugen Hoyos]

2017-02-15 7:58 GMT+01:00 Prakash Rokade <prakash.rokade420 at gmail.com>:
>         codecContext->sample_fmt = codec->sample_fmts[0];

>         int ret = Ffmpeg::avcodec_open2(codecContext, codec, NULL);

I believe you cannot generally do this:
A codec does not necessarily support the sample_fmt you set.
Additionally, the actual supported list of sample_fmts for a codec
is not part of the API, it has changed in the past without any
particular warning (like a version bump).

Carl Eugen