User talk:PeterSampson/Sand-Box
From Audacity Development Manual
Reduced table ordered by size
Peter 17DEc14: N.B. the blank lines are deliberately left in to facilitate readability and any re-ordering that may be necessary, they do not affect the display of the table.
Format Lossy Compression File size
(MB per minute):File size
limit:Channels mono stereo WAV 16-bit PCM No None 5.0 10.0 4 GB(1) 32 AIFF 16-bit PCM No None 5.0 10.0 4 GB(1) 32 FLAC 16-bit No VBR 2.5 5.0 8 WMA v2 Yes CBR 1.3 1.3 2 M4A (AAC) Yes VBR - 1.1 32 AC3 Yes CBR 1.1 1.1 7 MP2 Yes CBR 1.1 1.1 2 MP3 Yes CBR (optional VBR) 1.0 (CBR) 1.0 (CBR) 2 Ogg Vorbis Yes VBR 0.5 1.0 32 GSM 6.10 WAV Yes CBR 0.5 - 1 AMR (NB) Yes CBR 0.1 - 1
(1) The practical file size limit is 2 GB in many player applications due to their interpretation of the file size header. This also applies to 24-bit and 32-bit files where those bit depths are valid.
Reduced table
Format Lossy Compression File size
(MB per minute):File size
limit:Channels mono stereo AC3 Yes CBR 1.1 1.1 7 AIFF 16-bit PCM No None 5.0 10.0 4 GB(1) 32 AMR (NB) Yes CBR 0.1 - 1 FLAC 16-bit No VBR 2.5 5.0 8 GSM 6.10 WAV Yes CBR 0.5 - 1 M4A Yes VBR - 1.1 32 MP2 Yes CBR 1.1 1.1 2 MP3 Yes CBR (optional VBR) 1.0 (CBR) 1.0 (CBR) 2 Ogg Vorbis Yes VBR 0.5 1.0 32 WAV 16-bit PCM No None 5.0 10.0 4 GB(1) 32 WMA v2 Yes CBR 1.3 1.3 2
(1) The practical file size limit is 2 GB in many player applications due to their interpretation of the file size header. This also applies to 24-bit and 32-bit files where those bit depths are valid.
Original table
Format Lossy? Compression File size
(MB per minute):File size
limit:Channels mono stereo AC3 Yes CBR 1.1 1.1 7 AIFF 16-bit PCM No None 5.0 10.0 4 GB(1) 32 AMR (NB) Yes CBR 0.1 - 1 FLAC 16-bit No VBR 2.5 5.0 8 GSM 6.10 WAV Yes CBR 0.5 - 1 M4A Yes VBR - 1.1 32 MP2 Yes CBR 1.1 1.1 2 MP3 Yes CBR (optional VBR) 1.0 (CBR) 1.0 (CBR) 2 Ogg Vorbis Yes VBR 0.5 1.0 32 RF64 16-bit No CBR 5.0 10.0 ~16 EB 32 WAV ADPCM (4-bit) Yes CBR 1.2 2.5 4 GB(1) 2 WAV A-Law/U-Law (8-bit) Yes CBR 2.5 5.0 4 GB(1) 32 WAV 16-bit PCM No None 5.0 10.0 4 GB(1) 32 WMA v2 Yes CBR 1.3 1.3 2
(1) The practical file size limit is 2 GB in many player applications due to their interpretation of the file size header. This also applies to 24-bit and 32-bit files where those bit depths are valid.
