How can I turn libavformat error messages off

By default, libavformat writes error message开发者_JS百科s to stderr, Like: Estimating duration from bitrate, this may be inaccurate

How to change libav decoding framerate?

Is there any way to change libav decoding frame rate? There are several variables in libav structures responsible for getting frame rate but as I know these all are for reading purpose开发者_JAVA百科s

libav* incorrect decode

Use libav to save frames from a video. The problem is that if you call the function decode a few times, then 2nd and then not correctly handled.

illegal text reloc to non_lazy_ptr error while building in xcode 4 with libav* libraries

I\'m trying to build a simple application that uses ffmpeg\'s libav* libraries in xcode 4 and getting the following error:

call avio_open function with non-english filename is invalid

i have been writing unicode based program with libav and i wanna make some file through libav with filename \"中.mp4\".

where should be i586-mingw32msvc-pkg-config?

when i configure libav in ubunt开发者_StackOverflow社区u, there\'s an warning like this WARNING: i586-mingw32msvc-pkg-config not found, library detection may fail.

How to encode h.264 with libavcodec/x264?

I am attempting to encode video using libavcodec/libavformat. Audio works great, but when I try to encode vid开发者_开发技巧eo I get the following errors:

被手机吵醒是什么歌？