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15 commits

Author SHA1 Message Date
Takashi Iwai
9c1a0ce72d PCM: Introduce snd_pcm_chmap_t and snd_pcm_chmap_query_t 
Instead of passing ambiguous integer array, define snd_pcm_chmap_t and
snd_pcm_chmap_query_t so that user can understand more easily which
element is for what.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
 2012-09-13 08:24:58 +02:00
Takashi Iwai
3c4a22ea49 Implement the channel mapping API 
Added new channel-mapping API functions.
Not all plugins are covered, especially the route, multi and external
plugins don't work yet.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
 2012-09-11 11:34:50 +02:00
Jaroslav Kysela
c88672d86f implemented snd_pcm_rewindable() and snd_pcm_forwardable(), removed can_rewind and can_forward 2008-04-21 12:46:50 +02:00
Takashi Iwai
91fc64cefb Implement missing htimestamp callbacks 
Implemented the missing htimestamp callbacks for ioplug, rate and null
plugins.
 2008-01-15 14:29:34 +01:00
Jaroslav Kysela
2c1318803f Impemented snd_pcm_htimestamp() function. 2008-01-09 13:50:45 +01:00
Jaroslav Kysela
d25e281230 Changed Jaroslav Kysela's e-mail from perex@suse.cz to perex@perex.cz 2007-10-15 10:24:55 +02:00
Takashi Iwai
8048321c76 More better fix for linked start/stop 
Instead of link_fd, more generic callback link_slaves is introduced.
This is called for linking the slave streams as the source to the
given master stream.
 2007-03-13 02:52:33 +01:00
Takashi Iwai
69194a1f99 Fix channel_info callback of plugins 
Fixed channel_info callback of plugins with different src/dest sizes.
 2005-10-27 16:58:40 +00:00
Takashi Iwai
ffdb04c3ea Fix buffer allocation and mmap with plugins 
Fixed the bug producing silent tones with some combinations of plugins.
The internal buffer handling is now better (cleaner) integrated with
snd_pcm_generic_*().
 2005-09-02 16:36:40 +00:00
Takashi Iwai
18053076e2 Fix generic channel_info callbacks 
Fixed generic channel_info callbacks for many plugins.
The allocation of unnecessary internal buffers is avoided.
 2005-05-19 16:50:24 +00:00
Takashi Iwai
a6d3b9e4e0 Remove poll_ask callback 
Removed poll_ask callbacks.
poll_ask function is merged to poll_descriptors callbacks.
 2005-05-18 10:50:09 +00:00
Takashi Iwai
842b573424 Add poll_descriptors and poll_descriptors_count callbacks 
Added poll_descriptors and poll_descriptors_count callbacks for multiple
poll_fd's.
 2005-05-18 10:45:06 +00:00
Takashi Iwai
e5b91844bf Fix channel_info callbacks of hooks, file and plug plugins 
Fixed channel_info callbacks of hooks, file and plug plugins (BTS #1034).
snd_pcm_generic_channel_info_slave() is added.
 2005-04-05 15:48:01 +00:00
Jaroslav Kysela
a5831c7300 The stream linking problem for pcm_multi.c should be fixed now 
- extended link_fd callback
- added snd_pcm_generic_link2()
- added _snd_pcm_link_descriptors()
 2005-01-20 18:37:13 +00:00
Jaroslav Kysela
836987aa99 improved stream linking and plugin code cleanups 
- added link/unlink/link_fd fast_ops callbacks
- moved code from snd_pcm_link to pcm_hw.c
- moved "empty" routines pointing to slave to pcm_generic.c
- introduced snd_pcm_generic_t
 2005-01-20 15:07:51 +00:00