AAC Encoder Front-End
Reply #2 – 2002-02-14 22:18:54
*********** PsyTEL® MPEG-4 AAC Encoder V2.12 (build Feb 10 2002) *********** Copyright © 1999-2002 PsyTEL Research Copyright © 1999-2002 Ivan Dimkovic This program is protected by copyright law and international treaties. Any reproduction or distribution of this program, or any portion of it may result in severe civil and criminal penalties, and will be prosecuted to the maximum extent possible under law. For further info please visit http://www.psytel-research.co.yu For licensing details please contact: usage: AACENC -switches switches: -h Print help -br <x> Bit rate in kbits per second (dflt: 128) -if <x> Input file name -of <x> Output file name -qual <x> Encoder quality level (1-9) (dflt: 9) -production Production (slowest) CBR encoding -altcbr Alternative CBR mode -ihsc Improved Human Speech Coding -pns Enable Perceptual Noise Substitution (PNS) Tool -nh Disable ADTS header (raw ISO 13818-7 AAC file) -noshort Disable block switching (debug only!) -no_temporal Disable temporal masking -profile <x> AAC Profile: 0: LC, 1: Main, 2: LTP (dflt: 0) -adif Use ADIF header -vr Variable bit rate (VBR mode, good quality) -vbrhi Total VBR mode (recommended, high quality) -qvbr <x> Quality controlled VBR (quality: 0 - 100 %%) (dflt: -1) -tape Preset: Tape VBR Mode -radio Preset: Radio VBR Mode -internet Preset: Internet VBR Mode -streaming Preset: Streaming VBR Mode -normal Preset: Normal VBR Mode (recommended) -extreme Preset: Extreme VBR Mode -archive Preset: Archive VBR Mode (best quality) -ultra Preset: Ultra (transcoding) mode (highest bitrate) -lfe Use LFE channel (only for 4 and 6 channel input) -c <x> Cut-Off frequency in Hz (lowpass) (dflt: 0) -ltq <x> Decrease Threshold in Quiet by n dB (dflt: 0) -raise_smr <x> Increase Signal to Mask Ratio by n dB (dflt: 0) -low_ath Use highest sensitivity hearing threshold -no_ath Disable ATH -no_tns Disable TNS coding -resample <x> Resample input to x Hz (dflt: 0) -fb <x> Cut-Off frequency in Hz (lowpass) (dflt: 0) I think you will find that the switches you are referring to don't take any other parameters, see above. john33