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Old 25th December 2010, 19:54   #852  |  Link
b66pak
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hi,

i just encode a sample with neroaacenc at 32kb/s (AAC-HE v2)...i am confused about mediainfo report (0.7.38):


for the .m4a:

Code:
General
Complete name                    : audio.m4a
Format                           : MPEG-4
Format profile                   : Base Media / Version 2
Codec ID                         : mp42
File size                        : 7.05 MiB
Duration                         : 30mn 1s
Overall bit rate                 : 32.8 Kbps
Encoded date                     : UTC 2010-12-25 18:23:24
Tagged date                      : UTC 2010-12-25 18:24:43
Writing application              : Nero AAC codec / 1.5.4.0
cdec                             : ndaudio 1.5.4.0 / -cbr 32000

Audio
ID                               : 1
Format                           : AAC
Format/Info                      : Advanced Audio Codec
Format profile                   : HE-AACv2 / HE-AAC / LC
Codec ID                         : 40
Duration                         : 30mn 1s
Bit rate mode                    : Variable
Bit rate                         : 32.0 Kbps
Maximum bit rate                 : 38.9 Kbps
Channel(s)                       : 2 channels / 1 channel / 1 channel
Channel positions                : Front: L R / Front: C / Front: C
Sampling rate                    : 48.0 KHz / 48.0 KHz / 24.0 KHz
Compression mode                 : Lossy
Stream size                      : 6.87 MiB (98%)
Encoded date                     : UTC 2010-12-25 18:23:24
Tagged date                      : UTC 2010-12-25 18:24:43

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after demuxing to adts:

Code:
General
Complete name                    : audio_track1.aac
Format                           : ADTS
Format/Info                      : Audio Data Transport Stream
File size                        : 7.15 MiB

Audio
Format                           : AAC
Format/Info                      : Advanced Audio Codec
Format version                   : Version 4
Format profile                   : HE-AACv2 / HE-AAC / LC
Bit rate mode                    : Variable
Channel(s)                       : 2 channels / 1 channel / 1 channel
Channel positions                : Front: L R /  / 
Sampling rate                    : 48.0 KHz / 48.0 KHz / 24.0 KHz
Compression mode                 : Lossy
Stream size                      : 7.15 MiB (100%)
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Last edited by b66pak; 25th December 2010 at 21:03.
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