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add ffmpeg tool for audio / video conversion
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‎tools/ffmpeg/ffmpeg_converter.xml‎

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<tool id="ffmpeg_converter" name="FFmpeg Format Converter" version="0.1.0" profile="21.09">
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<description>Convert between video and audio formats using FFmpeg</description>
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<requirements>
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<requirement type="package" version="7.1.1">ffmpeg</requirement>
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</requirements>
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<command detect_errors="exit_code">
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<![CDATA[
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ffmpeg -i '$input_file' output.${output_format} &&
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mv output.${output_format} '$output_file'
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]]>
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</command>
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<inputs>
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<param name="input_file" type="data" format="mp4,mov,avi,mkv,mp3,wav,flac,ogg" label="Input media file"/>
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<param name="output_format" type="select" label="Output format">
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<option value="mp4">MP4 (video)</option>
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<option value="mkv">MKV (video)</option>
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<option value="avi">AVI (video)</option>
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<option value="mov">MOV (video)</option>
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<option value="mp3">MP3 (audio)</option>
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<option value="wav">WAV (audio)</option>
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<option value="flac">FLAC (audio)</option>
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<option value="ogg">OGG (audio)</option>
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</param>
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</inputs>
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<outputs>
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<data name="output_file" format="ogg" from_work_dir="output.@output_format@" label="Converted file (${output_format})">
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<change_format>
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<when input="output_format" value="mp4" format="mp4"/>
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<when input="output_format" value="mkv" format="mkv"/>
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<when input="output_format" value="avi" format="avi"/>
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<when input="output_format" value="mov" format="mov"/>
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<when input="output_format" value="mp3" format="mp3"/>
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<when input="output_format" value="wav" format="wav"/>
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<when input="output_format" value="flac" format="flac"/>
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</change_format>
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</data>
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</outputs>
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<tests>
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<test expect_num_outputs="1">
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<param name="input_file" value="SampleVideo_360x240_cut.mp4" ftype="mp4"/>
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<param name="output_format" value="webm"/>
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<output name="output_file" file="SampleVideo_360x240_cut.webm" ftype="webm"/>
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</test>
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<test expect_num_outputs="1">
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<param name="input_file" value="SampleVideo_360x240_cut.mp4" ftype="mp4"/>
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<param name="output_format" value="flac"/>
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<output name="output_file" file="SampleVideo_360x240_cut.flac" ftype="flac"/>
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</test>
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<test expect_num_outputs="1">
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<param name="input_file" value="SampleVideo_360x240_cut.mp4" ftype="mp4"/>
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<param name="output_format" value="mp3"/>
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<output name="output_file" file="SampleVideo_360x240_cut.mp3" ftype="mp3"/>
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</test>
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<test expect_num_outputs="1">
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<param name="input_file" value="SampleVideo_360x240_cut.flac" ftype="flac"/>
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<param name="output_format" value="ogg"/>
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<output name="output_file" file="flac_to_ogg.ogg" ftype="ogg"/>
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</test>
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<test expect_num_outputs="1">
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<param name="input_file" value="SampleVideo_360x240_cut.mp4" ftype="mp4"/>
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<param name="output_format" value="mkv"/>
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<output name="output_file" file="SampleVideo_360x240_cut.webm" ftype="mkv"/>
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</test>
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</tests>
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<help>
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This tool uses FFmpeg to convert between common video and audio file formats.
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Input formats:
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- Video: MP4, MOV, AVI, MKV
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- Audio: MP3, WAV, FLAC, AAC, OGG
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Select the output format you want, and FFmpeg will handle the conversion.
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</help>
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<citations>
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<citation type="bibtex">
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@article{tomar2006converting,
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title={Converting video formats with FFmpeg},
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author={Tomar, Suramya},
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journal={Linux Journal},
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volume={2006},
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number={146},
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pages={10},
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year={2006},
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publisher={Belltown Media}
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}
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</citation>
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</citations>
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</tool>

‎tools/ffmpeg/test-data/.gitignore‎

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SampleVideo_360x240_1mb.mp4

‎tools/ffmpeg/test-data/SampleVideo_360x240_cut.flac‎

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‎tools/ffmpeg/test-data/SampleVideo_360x240_cut.mkv‎

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‎tools/ffmpeg/test-data/SampleVideo_360x240_cut.mp3‎

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‎tools/ffmpeg/test-data/SampleVideo_360x240_cut.mp4‎

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‎tools/ffmpeg/test-data/SampleVideo_360x240_cut.webm‎

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‎tools/ffmpeg/test-data/converted.mp3‎

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‎tools/ffmpeg/test-data/flac_to_ogg.ogg‎

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‎tools/ffmpeg/test-data/readme.txt‎

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ffmpeg -ss 00:00:02 -to 00:00:04 -i SampleVideo_360x240_1mb.mp4 -c copy SampleVideo_360x240_cut.mp4
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ffmpeg -i SampleVideo_360x240_cut.mp4 SampleVideo_360x240_cut.webm
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ffmpeg -i SampleVideo_360x240_cut.mp4 SampleVideo_360x240_cut.flac
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ffmpeg -i SampleVideo_360x240_cut.mp4 SampleVideo_360x240_cut.mp3
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ffmpeg -i SampleVideo_360x240_cut.flac flac_to_ogg.ogg
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ffmpeg -i SampleVideo_360x240_cut.mp4 SampleVideo_360x240_cut.mkv

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