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mplayer dts/ac3 passthrough not working

Help with creation, editing, or playback of sounds, images, or video. Amarok, audacious, mplayer, grip, cdparanoia and anything else that makes a sound or plays a video.
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potuz
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mplayer dts/ac3 passthrough not working

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Post by potuz » Sat Nov 17, 2018 1:33 pm

I keep getting these errors with mplayer trying to use spdif, with DTS:

Code: Select all

$ mplayer -ac hwdts thedigitaltheater.mkv 
MPlayer 1.3.0-7.3.0 (C) 2000-2016 MPlayer Team

libavformat version 57.71.100 (external)

[lavf] stream 0: video (h264), -vid 0
[lavf] stream 1: audio (dca), -aid 0
VIDEO:  [H264]  1920x1080  0bpp  25.000 fps    0.0 kbps ( 0.0 kbyte/s)
==========================================================================
Abrindo decodificador de vídeo: [ffmpeg] FFmpeg's libavcodec codec family
libavcodec version 57.89.100 (external)
Selected video codec: [ffh264] vfm: ffmpeg (FFmpeg H.264)
=====
Codec de audio forçado: hwdts
Abrindo decodificador de audio: [hwac3] AC3/DTS pass-through S/PDIF
hwac3: switched to DTS, 1536000 bps, 48000 Hz

AUDIO: 48000 Hz, 2 ch, ac3le, 1536.0 kbit/100.00% (ratio: 192000->192000)
Selected audio codec: [hwdts] afm: hwac3 (DTS through S/PDIF)
==========================================================================
[AO_ALSA] Playback open error: No such file or directory
AO: [pulse] 48000Hz 2ch s16le (2 bytes per sample)
[format] Sample format little-endian AC3 not yet supported 
[libaf] Reinitialization did not work, audio filter 'format' returned error code -2
[libaf] Unable to setup filter system can not meet sound-card demands, please send a bug report. 
Couldn't find matching filter/ao format!
and something similar for AC-3
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beandog
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Post by beandog » Thu Dec 13, 2018 5:50 pm

You probably need to specify the ALSA device for SPDIF.

What does aplay -L show you?
If it ain't broke, tweak it. dvds | blurays | blog | wiki
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