Takashi Iwai
f5a558bb92
- Yet more DSD fix, hwdep iface sync with the recent kernel, and a minor documentation fix from upstream: 0019-Sync-enum-snd_hwdep_iface_t-with-include-asound-asou.patch 0020-pcm-2nd-round-of-pcm_misc-DSD-fixes.patch 0021-doc-fix-cross-compiling-example.patch OBS-URL: https://build.opensuse.org/request/show/246456 OBS-URL: https://build.opensuse.org/package/show/multimedia:libs/alsa?expand=0&rev=168
49 lines
1.5 KiB
Diff
49 lines
1.5 KiB
Diff
From b9f58dcc6f91fde42e6dd2bb831d6063855512a7 Mon Sep 17 00:00:00 2001
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From: Jurgen Kramer <gtmkramer@xs4all.nl>
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Date: Fri, 22 Aug 2014 10:15:10 +0200
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Subject: [PATCH] pcm: 2nd round of pcm_misc DSD fixes
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Functions 'snd_pcm_format_silence_64' and 'snd_pcm_format_size' also need to be
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able to handle the DSD smaple format.
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Changes from v1:
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- Correct silence pattern for DSD
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Signed-off-by: Jurgen Kramer <gtmkramer@xs4all.nl>
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Signed-off-by: Takashi Iwai <tiwai@suse.de>
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---
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src/pcm/pcm_misc.c | 5 +++++
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1 file changed, 5 insertions(+)
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diff --git a/src/pcm/pcm_misc.c b/src/pcm/pcm_misc.c
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index 24d52f910cb6..46fc7719978e 100644
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--- a/src/pcm/pcm_misc.c
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+++ b/src/pcm/pcm_misc.c
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@@ -317,11 +317,13 @@ ssize_t snd_pcm_format_size(snd_pcm_format_t format, size_t samples)
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switch (format) {
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case SNDRV_PCM_FORMAT_S8:
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case SNDRV_PCM_FORMAT_U8:
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+ case SNDRV_PCM_FORMAT_DSD_U8:
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return samples;
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case SNDRV_PCM_FORMAT_S16_LE:
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case SNDRV_PCM_FORMAT_S16_BE:
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case SNDRV_PCM_FORMAT_U16_LE:
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case SNDRV_PCM_FORMAT_U16_BE:
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+ case SNDRV_PCM_FORMAT_DSD_U16_LE:
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return samples * 2;
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case SNDRV_PCM_FORMAT_S18_3LE:
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case SNDRV_PCM_FORMAT_S18_3BE:
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@@ -390,6 +392,9 @@ u_int64_t snd_pcm_format_silence_64(snd_pcm_format_t format)
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return 0;
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case SNDRV_PCM_FORMAT_U8:
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return 0x8080808080808080ULL;
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+ case SNDRV_PCM_FORMAT_DSD_U8:
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+ case SNDRV_PCM_FORMAT_DSD_U16_LE:
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+ return 0x6969696969696969ULL;
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#ifdef SNDRV_LITTLE_ENDIAN
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case SNDRV_PCM_FORMAT_U16_LE:
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return 0x8000800080008000ULL;
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--
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2.1.0
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