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| author | Takashi Iwai <tiwai@suse.de> | 2014-08-22 11:18:48 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2014-08-22 11:24:58 +0200 |
| commit | 94a988a8ab91c0cdabd2431281ec09dc52d92674 (patch) | |
| tree | a8c86c0a108923a55ae788fec6887bf7bbe379ad /sound | |
| parent | ALSA: ctxfi: ct20k1reg: Fix typo in include guard (diff) | |
| download | linux-94a988a8ab91c0cdabd2431281ec09dc52d92674.tar.xz linux-94a988a8ab91c0cdabd2431281ec09dc52d92674.zip | |
ALSA: pcm: Fix the silence data for DSD formats
Right now we set 0 as the silence data for DSD_U8 and DSD_U16 formats,
but this is actually wrong. 0 is rather the most negative value.
Alternatively, we may take the repeating 0x69 pattern like ffmpeg
deploys.
Reference: https://ffmpeg.org/pipermail/ffmpeg-cvslog/2014-April/076427.html
Suggested-by: Alexander E. Patrakov <patrakov@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/core/pcm_misc.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sound/core/pcm_misc.c b/sound/core/pcm_misc.c index 4560ca0e5651..2c6fd80e0bd1 100644 --- a/sound/core/pcm_misc.c +++ b/sound/core/pcm_misc.c @@ -142,11 +142,11 @@ static struct pcm_format_data pcm_formats[(INT)SNDRV_PCM_FORMAT_LAST+1] = { }, [SNDRV_PCM_FORMAT_DSD_U8] = { .width = 8, .phys = 8, .le = 1, .signd = 0, - .silence = {}, + .silence = { 0x69 }, }, [SNDRV_PCM_FORMAT_DSD_U16_LE] = { .width = 16, .phys = 16, .le = 1, .signd = 0, - .silence = {}, + .silence = { 0x69, 0x69 }, }, /* FIXME: the following three formats are not defined properly yet */ [SNDRV_PCM_FORMAT_MPEG] = { |