AC3 output

[Morten Bohmer]

I have finally made AC3 ouput work on my DXR3, but only with oss. Is it
possible to get this working, also with alsa ? Seems alsa get confused when
loading 'em8300 audio_driver=alsa'. Here is the output from mplayer/alsalib:

Opening video decoder: [mpegpes] MPEG 1/2 Video passthrough
VDec: vo config request - 720 x 576 (preferred colorspace: Mpeg PES)
VDec: using Mpeg PES as output csp (no 0)
Movie-Aspect is undefined - no prescaling applied.
VO: [dxr3] 720x576 => 720x576 Mpeg PES
[VO_DXR3] Setting up for PAL/SECAM.
[VO_DXR3] Setting aspect ratio to 4:3.
Selected video codec: [mpegpes] vfm: mpegpes (MPEG-PES output (.mpg or
DXR3/IVTV/DVB card))
==========================================================================
==========================================================================
Trying to force audio codec driver family hwac3...
Opening audio decoder: [hwac3] AC3/DTS pass-through S/PDIF
No accelerated IMDCT transform found
hwac3: switched to AC3, 256000 bps, 48000 Hz
AUDIO: 48000 Hz, 2 ch, ac3, 256.0 kbit/16.67% (ratio: 32000->192000)
Selected audio codec: [hwac3] afm: hwac3 (AC3 through S/PDIF)
==========================================================================
[AO OSS] Can't set audio device /dev/dsp to ac3 output, trying s16le...
AO: [oss] 48000Hz 2ch s16le (2 bytes per sample)
[format] Sample format big-endian AC3 not yet supported
[libaf] Reinitialization did not work, audio filter 'format' returned error
code -2
Couldn't find matching filter/ao format!
Starting playback...
VDec: vo config request - 720 x 576 (preferred colorspace: Mpeg PES)
VDec: using Mpeg PES as output csp (no 0)
Movie-Aspect is 1.33:1 - prescaling to correct movie aspect.
VO: [dxr3] 720x576 => 768x576 Mpeg PES
[VO_DXR3] Setting up for PAL/SECAM.
aspect: Warning: no suitable new res found!
[VO_DXR3] Setting aspect ratio to 4:3.
[VO_DXR3] Uninitializing..421 ct:  0.692 352/352  7% 61%  0.7% 152 0



With oss audio driver:
MPEG-PS file format detected.
VIDEO:  MPEG2  720x576  (aspect 2)  25.000 fps  2000.0 kbps (250.0 kbyte/s)
[VO_DXR3] Opened: /dev/em8300-0.
[VO_DXR3] Opened: /dev/em8300_mv-0.
[VO_DXR3] Opened: /dev/em8300_sp-0.
==========================================================================
Opening video decoder: [mpegpes] MPEG 1/2 Video passthrough
VDec: vo config request - 720 x 576 (preferred colorspace: Mpeg PES)
VDec: using Mpeg PES as output csp (no 0)
Movie-Aspect is undefined - no prescaling applied.
VO: [dxr3] 720x576 => 720x576 Mpeg PES
[VO_DXR3] Setting up for PAL/SECAM.
[VO_DXR3] Setting aspect ratio to 4:3.
Selected video codec: [mpegpes] vfm: mpegpes (MPEG-PES output (.mpg or
DXR3/IVTV/DVB card))
==========================================================================
==========================================================================
Trying to force audio codec driver family hwac3...
Opening audio decoder: [hwac3] AC3/DTS pass-through S/PDIF
No accelerated IMDCT transform found
hwac3: switched to AC3, 256000 bps, 48000 Hz
AUDIO: 48000 Hz, 2 ch, ac3, 256.0 kbit/16.67% (ratio: 32000->192000)
Selected audio codec: [hwac3] afm: hwac3 (AC3 through S/PDIF)
==========================================================================
AO: [oss] 48000Hz 2ch ac3 (1 bytes per sample)
Starting playback...
VDec: vo config request - 720 x 576 (preferred colorspace: Mpeg PES)
VDec: using Mpeg PES as output csp (no 0)
Movie-Aspect is 1.33:1 - prescaling to correct movie aspect.
VO: [dxr3] 720x576 => 768x576 Mpeg PES
[VO_DXR3] Setting up for PAL/SECAM.
aspect: Warning: no suitable new res found!
[VO_DXR3] Setting aspect ratio to 4:3.



Card config is allready sent to poll.



Morten

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