alsa/0031-pcm-Insert-linear-to-float-conversion-when-rate-or-c.patch
Takashi Iwai 62cc03c4bc Accepting request 225572 from home:tiwai:branches:multimedia:libs
- Update alsa-info.sh to match dmesg with snd_
- Run spec-cleaner
- Add missing Loopback.conf manually
- Upstream fixes: minor clean ups, 2.1 PCM channel config support,
  portability improvements, PCM float format conversion fix,
  fix for ioplug 32bit hwptr wrap, etc.
  0020-minor-malloc-changes.patch
  0021-alsa-lib-minor-typo-in-pcm-doc.patch
  0022-control_hw-fix-potential-memory-leak.patch
  0023-pcm-initialize-pcm_dmix-monotonic-field.patch
  0024-pcm-initialize-monotonic-field-for-dshare-and-dsnoop.patch
  0025-pcm-use-CLOCK_REALTIME-for-non-monotonic-ts.patch
  0026-alsa-lib-heavy-pcm-atomics-cleanup.patch
  0027-conf-Add-basic-infrastructure-for-2.1-surround-sound.patch
  0028-conf-Add-surround-2.1-support-to-all-cards.patch
  0029-Portability-fix-look-for-sys-endian.h-as-well-as-end.patch
  0030-autotools-update-style.patch
  0031-pcm-Insert-linear-to-float-conversion-when-rate-or-c.patch
  0032-pcm-route-Allow-chmap-syntax-for-slave-channels-in-t.patch
  0033-pcm-route-Select-slave-chmap-based-on-ttable-informa.patch
  0034-conf-Allow-2.1-surround-to-use-different-number-of-c.patch
  0035-pcm-Wrap-hw_ptr-to-boundary-in-pcm_ioplug.patch
  0036-src-conf-cards-Add-missing-entry-for-Loopback.conf.patch

OBS-URL: https://build.opensuse.org/request/show/225572
OBS-URL: https://build.opensuse.org/package/show/multimedia:libs/alsa?expand=0&rev=152
2014-03-11 11:08:29 +00:00

46 lines
1.5 KiB
Diff

From 2da7b0c2c194a457de9d9a1a9b93c47e2dad1507 Mon Sep 17 00:00:00 2001
From: Maarten Baert <maarten-baert@hotmail.com>
Date: Wed, 26 Feb 2014 14:23:45 +0100
Subject: [PATCH] pcm: Insert linear-to-float conversion when rate or channel
count is incorrect
This fixes a bug where snd_pcm_plug_insert_plugins fails when both
client and slave use format float, but the rate or channel count does
not match. I also removed some redundant code.
Signed-off-by: Maarten Baert <maarten-baert@hotmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---
src/pcm/pcm_plug.c | 14 ++++++--------
1 file changed, 6 insertions(+), 8 deletions(-)
diff --git a/src/pcm/pcm_plug.c b/src/pcm/pcm_plug.c
index fa84eaacaedc..ede9c1525a74 100644
--- a/src/pcm/pcm_plug.c
+++ b/src/pcm/pcm_plug.c
@@ -522,15 +522,13 @@ static int snd_pcm_plug_change_format(snd_pcm_t *pcm, snd_pcm_t **new, snd_pcm_p
}
#ifdef BUILD_PCM_PLUGIN_LFLOAT
} else if (snd_pcm_format_float(slv->format)) {
- /* Conversion is done in another plugin */
- if (clt->format == slv->format &&
- clt->rate == slv->rate &&
- clt->channels == slv->channels)
- return 0;
- cfmt = clt->format;
- if (snd_pcm_format_linear(clt->format))
+ if (snd_pcm_format_linear(clt->format)) {
+ cfmt = clt->format;
f = snd_pcm_lfloat_open;
- else
+ } else if (clt->rate != slv->rate || clt->channels != slv->channels) {
+ cfmt = SND_PCM_FORMAT_S16;
+ f = snd_pcm_lfloat_open;
+ } else
return -EINVAL;
#endif
#ifdef BUILD_PCM_NONLINEAR
--
1.9.0