HI! I am using transcode 1.1.5 (newer versions are not available for Gentoo at the moment).
This is my command line: transcode -N 0x2000 -b 224 -E 48000 -m "$1.ac3" --write_pid transcode.pid -i "$1" -M 1 -y yuv4mpeg,tcaud I get this output: [transcode] V: auto-probing | test.avi (OK) [transcode] V: import format | XviD in RIFF data, AVI (module=ffmpeg) [transcode] A: auto-probing | test.avi (OK) [transcode] A: import format | MPEG ES Layer 3 in RIFF data, AVI (module=mp3) [transcode] V: AV demux/sync | (1) sync AV at initial MPEG sequence [transcode] V: import frame | 624x352 1.77:1 encoded @ UNKNOWN [transcode] V: bits/pixel | 0.328 [transcode] V: decoding fps,frc | 25.000,3 [transcode] V: video format | YUV420 (4:2:0) aka I420 [transcode] A: import format | 0x55 MPEG ES Layer 3 [48000,16,2] 159 kbps [transcode] A: export format | 0x2000 AC3 [48000,16,2] 224 kbps [transcode] V: export format | unknown (module dependant) [transcode] V: encoding fps,frc | 25.000,3 [transcode] A: bytes per frame | 7680 (7680.000000) [transcode] A: adjustment | 0@1000 [transcode] V: IA32/AMD64 accel | sse3 sse2 sse mmx cmove asm [transcode] V: video buffer | 10 @ 624x352 [0x2] [transcode] A: audio buffer | 10 @ 48000x2x16 [import_mp3.so] v0.1.4 (2003-08-04) (audio) MPEG [import_ffmpeg.so] v0.1.15 (2008-01-28) (video) ffmpeg: MS MPEG4v1-3/MPEG4/MJPEG [export_tcaud.so] v0.9.0 (2007-07-03) (audio) MPEG/AC3/PCM [export_yuv4mpeg.so] v0.1.10 (2006-10-06) (video) YUV4MPEG2 | (audio) MPEG/AC3/PCM [import_mp3.so] MP3->PCM [import_mp3.so] tcextract -a 0 -i "test.avi" -x mp3 -d 0 | tcdecode -x mp3 -d 0 -z 48000 [transcode] PCM -> AC3 Specified sample_fmt is not supported. [transcode] warning: tc_audio_init_ffmpeg: could not open mpa codec ! [encoder.c] warning: audio export module error: init failed [transcode] critical: failed to init encoder transcode 1.1.5 ffmpeg 0.7.8 Any help would be greatly appreciated. Thanks! Thomas