26 lines
816 B
Diff
26 lines
816 B
Diff
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From fe81684745e5c121e2d110bf6955e3f2858d2c7c Mon Sep 17 00:00:00 2001
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From: Takashi Iwai <tiwai@suse.de>
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Date: Tue, 11 Sep 2012 11:33:31 +0200
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Subject: [PATCH 14/30] PCM: Add SND_CHMAP_API_VERSION definition
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Just to make it easier for apps to support chmap conditionally via
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simple ifdefs.
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Signed-off-by: Takashi Iwai <tiwai@suse.de>
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---
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include/pcm.h | 3 +++
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1 file changed, 3 insertions(+)
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--- a/include/pcm.h
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+++ b/include/pcm.h
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@@ -474,6 +474,9 @@ int snd_pcm_wait(snd_pcm_t *pcm, int tim
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int snd_pcm_link(snd_pcm_t *pcm1, snd_pcm_t *pcm2);
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int snd_pcm_unlink(snd_pcm_t *pcm);
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+/** channel mapping API version number */
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+#define SND_CHMAP_API_VERSION ((1 << 16) | (0 << 8) | 0)
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+
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/** channel map list type */
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enum snd_pcm_chmap_type {
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SND_CHMAP_TYPE_NONE = 0,/** unspecified channel position */
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