Changes between Version 25 and Version 26 of Encode/HighQualityAudio


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Timestamp:
Apr 13, 2013, 12:24:17 PM (6 years ago)
Author:
lithosza
Comment:

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  • Encode/HighQualityAudio

    v25 v26  
    1 = Guidelines for high quality audio encoding =
    2 This guide is meant to help people new to encoding audio to use the correct encoders and settings.
     1= Guidelines for high quality lossy audio encoding =
     2This guide is meant to help people new to encoding lossy audio to use the correct encoders and settings.
    33
    44== When should I transcode audio? ==
    55
    6 Avoid transcoding from lossy to lossy if possible. Use the lossless source (if you have it) or just don't transcode by copying the source audio track.
     6Avoid transcoding from lossy to lossy if possible. Transcode to lossy from the lossless source (if you have it) or just don't transcode by copying the lossy source audio track.
    77
    88== Generation loss ==
     
    2020ffmpeg -i someFile.webm -c:a copy -c:v libx264 outFile.mkv
    2121}}}
    22 In some cases this might not be possible, because the target device doesn't support the codec or the target container format doesn't support the codec.[[BR]]
    23 Another reason to transcode might be that the source audio track is too big. (It has a higher bitrate than what you want in the output file)
     22In some cases this might not be possible, because the target device/player doesn't support the codec or the target container format doesn't support the codec.[[BR]]
     23Another reason to transcode might be that the source audio track is too big. (It has a higher bitrate than what you want to use in the output file)
    2424
    2525== Audio encoders ffmpeg can use ==
    2626
    27 ffmpeg can encode to a wide variety of audio formats.[[BR]]
     27ffmpeg can encode to a wide variety of lossy audio formats.[[BR]]
    2828
    29 Here are some popular formats with encoders listed that ffmpeg can use:[[BR]]
     29Here are some popular lossy formats with encoders listed that ffmpeg can use:[[BR]]
    3030{{{
    3131Dolby Digital: ac3