Commit graph

39 commits

Author SHA1 Message Date
Sasha Khapyorsky
474eb76b71 fix segfault then hooks list is empty
This fix prevents segfaulting then hooks list is empty.

Signed-off-by: Sasha Khapyorsky <sashak@smlink.com>
2005-09-12 10:35:07 +00:00
Takashi Iwai
dd37bb20ee Move poll_* callbacks to fast_ops
Moved poll_* callbacks to fast_ops.
These callbacks may be called frequently indeed.
2005-05-23 09:03:16 +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
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
Jaroslav Kysela
7c201b510a - added poll_ask callback to mangle avail_min (rate_plugin as example)
- added mangling of avail_min to rate_plugin
- added poll_fd_count variable
- FIXME: move poll_revents callback to fast_ops
2004-03-17 11:48:14 +00:00
Takashi Iwai
cdb9bc5139 added more documents and examples about plugins. 2003-10-23 14:42:47 +00:00
Takashi Iwai
7716fd1e3d fixes by Art Haas <ahaas@airmail.net>:
rewritten with C99 struct initialization style.
2003-07-25 17:02:00 +00:00
Jaroslav Kysela
7ecb338398 Use internal snd_pcm_forward() version... 2003-03-07 18:46:25 +00:00
Jaroslav Kysela
2dab1dfbc3 Removed snd_pcm_hwptr().
Added snd_pcm_hwdiff() and snd_pcm_forward().
Returned the behaviour for snd_pcm_mmap_begin().
2003-02-22 17:19:02 +00:00
Jaroslav Kysela
fbd99fdec0 Added snd_pcm_hwptr() and enhanced snd_pcm_mmap_begin() for no xrun mode. 2003-02-22 10:19:53 +00:00
Jaroslav Kysela
af89cefd99 More changes for dmix plugin:
- added poll_events to main pcm structure
  - added poll_revents callback to pcm->ops structure
  - fixed snd_pcm_wait() - call revents function and enhanced
    error code reporting
DMIX plugin:
  - more complete code (works at least for one instance)
  - still no "mix" code (it's silent)
2003-02-11 18:14:43 +00:00
Jaroslav Kysela
7ce9b36eee Added missing symbol version 2003-01-27 14:39:45 +00:00
Takashi Iwai
2dc8cba51c fixed dlopen & co. for hook, ladspa and meter types. 2003-01-20 17:15:54 +00:00
Jaroslav Kysela
8205a95376 Replaced snd_pcm_avail() with snd_pcm_hwsync() 2002-10-12 11:49:53 +00:00
Jaroslav Kysela
e859cf2644 Implemented snd_pcm_avail() function.
More documentation updates for snd_pcm_avail_update() and snd_pcm_delay().
Updated behaviour of read/write functions (wait when buffer is full) to
follow kernel.
2002-10-11 18:39:24 +00:00
Jaroslav Kysela
c941c548f8 Moved ring buffer pointers and added a mechanism to transfer them via shm 2002-04-23 15:51:29 +00:00
Jaroslav Kysela
e128bf856e Cleaned the mmap_commit implementations in plugins.
Added undo callbacks for snd_pcm_plugin based plugins.
  - helpers when mmap_commit proceed only a partial transfer
Fixes to avail_update implementation in pcm_hw.c.
2002-02-21 15:01:34 +00:00
Jaroslav Kysela
8c1887d7af Moved some prototypes from src/pcm/pcm_plugin.h to include/pcm_plugin.h.
Merged src/pcm/atomic.h to include/iatomic.h.
Added initial description of hw and hooks plugins.
2002-01-12 10:52:42 +00:00
Jaroslav Kysela
3e3df2d32b Updated GNU GPL license (address).
Changed GNU LGPL licence from 2.0 to 2.1.
2001-12-30 09:22:54 +00:00
Jaroslav Kysela
290810864b Added missing initialization and check for sctl contents 2001-12-29 22:30:22 +00:00
Jaroslav Kysela
0917ba63b0 Changed result of mmap_commit callback
(follows description of snd_pcm_mmap_commit function).
2001-12-08 21:02:20 +00:00
Jaroslav Kysela
f9756e6efd Added snd_config_imake_* functions. 2001-11-24 18:29:15 +00:00
Jaroslav Kysela
c39882f602 Configuration:
- changed snd_config_get_id function to follow semantic of other get functions
  - added snd_config_test_id
  - added runtime pointer type (not persistent)
    - added snd_config_make_pointer, snd_config_set_pointer, snd_config_get_pointer
  - added type/contents checking for callback functions
    - changed 'void *private_data' to 'snd_config_t *private_data'
  - renamed card_strtype functions to card_driver
Control:
  - fixed passing parameters to snd_ctl_async
Async handlers:
  - added public snd_async_handler_get_signo function
Documentation:
  - moved all documentation to source files
2001-11-19 08:14:21 +00:00
Jaroslav Kysela
27472b56a6 Changes for static build. 2001-10-24 14:14:11 +00:00
Jaroslav Kysela
3c59c6b11d Added power management functions and defines. 2001-09-26 13:57:04 +00:00
Jaroslav Kysela
b45c08611c Added symbol versioning for dlsym-callbacks.
Removed snd_config_refer_load from confmisc.c and pcm.c.
2001-08-15 12:12:16 +00:00
Jaroslav Kysela
b81a1dd79f Added route_policy option for the plug plugin.
Some fixes in the route and hooks plugin.
2001-07-19 09:11:05 +00:00
Abramo Bagnara
157f47aedd New async notification API. Removed obsolete surround. Cleaning 2001-06-20 20:52:12 +00:00
Jaroslav Kysela
735e5473e0 Fixed SIGSEGV based on thinkos 2001-06-18 14:43:46 +00:00
Jaroslav Kysela
3a993b4a3e Removed snd_config_string_replace function.
Added back modified snd_config_refer_load function.
Added snd_func_private_pcm_subdevice function.
Removed the callback from the snd_sctl_build function (no more required).
Modified alsa.conf to use refer {} blocks again.
Modified card specific conf files to use new snd_func_private_pcm_subdevice function.
2001-06-18 14:14:49 +00:00
Jaroslav Kysela
1e0c53a11c Added context handling for snd_config_expand.
PCM slave configuration is now dynamic.
2001-06-16 22:03:23 +00:00
Abramo Bagnara
54daf2f16d Extended parameterization. Marked with @ all fields with special use 2001-06-15 14:00:19 +00:00
Jaroslav Kysela
977a9a33f0 * Cleaned the alsa.conf syntax:
- added pcm.front, pcm.rear, pcm.center_lfe blocks
* Added configuration for EMU10K1 (it's fully working one!!!)
* snd_config_redirect_load->snd_config_refer_load rename
* snd_config_search_alias code change (works also with pairs base.key)
* cleanups in the evaluate function (the function prototype has been changed)
2001-06-15 08:47:59 +00:00
Jaroslav Kysela
bf780a25a5 Added argument handling for the slave PCMs.
The configuration root (snd_config) can be specified for the internal routines.
The pcm_hooks code was recoded (independent code moved to control/setup.c).
Improved the pcm_multi plugin (added master configuration).
2001-06-11 13:35:48 +00:00
Abramo Bagnara
31e403ce9d More work on pcm_hooks 2001-06-06 11:49:52 +00:00
Abramo Bagnara
7f651b3071 Added hooked PCM type (one sample hook implementation will follow). Some cleaning. 2001-06-04 18:04:18 +00:00