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C program for FreeBSD 10 that uses ffmpeg to generate png waveform images of audio files

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Encountered this when dealing with AIFF file, where cover art was embedded as a video stream with one frame. This can be tested by feeding waveform a regular video file.

Make sure test suite behaves as expected when built with ffmpeg 2.3.3: - libavcodec 55.69.100 - libavutil 52.92.100 - libavformat 55.48.100

Figure out the best format.

The current Makefile is useless. Make it useful for building via FreeBSD ports, Ubuntu, and Mac OSX

It would be nice if the github repo contained royalty free audio files for the test suite. test file types: - CBR and VBR - 6 Chan, 8 Chan, mono,...

Also if I set the height at all it throws the error for widths up to ~300. It seems to happen when the output size is too small or has...

You currently only see help information if you do something wrong (call with no args, call with invalid args, etc). The help text is really just the `man` text that...