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| author | Max Kellermann <max@duempel.org> | 2009-03-02 16:41:38 +0100 |
|---|---|---|
| committer | Max Kellermann <max@duempel.org> | 2009-03-02 16:41:38 +0100 |
| commit | 72176db429c0341c041a95c5daa50de7aece2da2 (patch) | |
| tree | 3b5ef26f26d10985624f23dff1122e5dcc98c6b4 /src/output | |
| parent | a5a15beac2eedeccbb11e4f2f28878f5df00c38b (diff) | |
| download | mpd-72176db429c0341c041a95c5daa50de7aece2da2.tar.gz mpd-72176db429c0341c041a95c5daa50de7aece2da2.tar.xz mpd-72176db429c0341c041a95c5daa50de7aece2da2.zip | |
alsa: fall back to 32 bit samples if 24 is not supported
Some sound chips/drivers (e.g. Intel HDA) don't support 24 bit
samples, they want to get 32 bit instead. Now that MPD's PCM library
supports 32 bit, add a 32 bit fallback when 24 bit is not supported.
Diffstat (limited to 'src/output')
| -rw-r--r-- | src/output/alsa_plugin.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/output/alsa_plugin.c b/src/output/alsa_plugin.c index b3f20df42..510f3761b 100644 --- a/src/output/alsa_plugin.c +++ b/src/output/alsa_plugin.c @@ -255,6 +255,14 @@ configure_hw: } err = snd_pcm_hw_params_set_format(ad->pcm, hwparams, bitformat); + if (err == -EINVAL && audio_format->bits == 24) { + /* fall back to 32 bit, let pcm_convert.c do the conversion */ + err = snd_pcm_hw_params_set_format(ad->pcm, hwparams, + SND_PCM_FORMAT_S32); + if (err == 0) + audio_format->bits = 32; + } + if (err == -EINVAL && audio_format->bits != 16) { /* fall back to 16 bit, let pcm_convert.c do the conversion */ err = snd_pcm_hw_params_set_format(ad->pcm, hwparams, |