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openSUSE:12.3
alsa
0026-PCM-Fill-SND_CHMAP_NA-to-silent-channels-i...
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File 0026-PCM-Fill-SND_CHMAP_NA-to-silent-channels-in-route-pl.patch of Package alsa
From 5a2daef19225478df7e3c1f8c6c9cb847e574b44 Mon Sep 17 00:00:00 2001 From: Takashi Iwai <tiwai@suse.de> Date: Thu, 20 Sep 2012 13:43:12 +0200 Subject: [PATCH 26/30] PCM: Fill SND_CHMAP_NA to silent channels in route plugin Instead of SND_CHMAP_UNKNOWN, fill SND_CHMAP_NA to the silent channels. Signed-off-by: Takashi Iwai <tiwai@suse.de> --- src/pcm/pcm_route.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) --- a/src/pcm/pcm_route.c +++ b/src/pcm/pcm_route.c @@ -720,11 +720,13 @@ static snd_pcm_chmap_t *snd_pcm_route_ge return NULL; } map->channels = nsrcs; + for (src = 0; src < nsrcs; src++) + map->pos[src] = SND_CHMAP_NA; for (dst = 0; dst < route->params.ndsts; dst++) { snd_pcm_route_ttable_dst_t *d = &route->params.dsts[dst]; for (src = 0; src < d->nsrcs; src++) { int c = d->srcs[src].channel; - if (c < nsrcs && !map->pos[c]) + if (c < nsrcs && map->pos[c] == SND_CHMAP_NA) map->pos[c] = slave_map->pos[dst]; } }
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