[Libav-user] What should I do when avcodec_decode_audio4 fails?

坚定前行 powerpan at qq.com
Mon May 15 10:29:18 EEST 2017


根据视频都桢计算,framesxframe rate/sample rate


 
---Original---
From: "YIRAN LI"<mrfun.china at gmail.com>
Date: 2017/5/15 15:24:21
To: "This list is about using libavcodec, libavformat, libavutil,libavdevice and libavfilter."<libav-user at ffmpeg.org>;
Subject: Re: [Libav-user] What should I do when avcodec_decode_audio4 fails?





2017-05-15 17:12 GMT+10:00 坚定前行 <powerpan at qq.com>:
解多少桢就插多少桢


​Thanks powerpan,




I think I need to know how many samples this packet contains to insert same number of silent samples, but number of samples is in decoded_frame, when decode fails, the fields in decoded_frame have no meaning. 

​








 
---Original---
From: "YIRAN LI"<mrfun.china at gmail.com>
Date: 2017/5/15 14:31:58
To: "This list is about using libavcodec, libavformat, libavutil,libavdevice and libavfilter."<libav-user at ffmpeg.org>;
Subject: [Libav-user] What should I do when avcodec_decode_audio4 fails?


Hi there,




When running my program with an audio-broken file, at some point avcodec_decode_audio4 returns < 0 which mean decode failure.


It's okay for me to add silence to makeup the decode failure but how can I know how many silent samples to insert?


Thanks

 



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