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130 commits

Author SHA1 Message Date
Jaroslav Kysela
f65d9f3108 Added snd_pcm_hw_params_set_rate_resample function 
- snd_pcm_hw_params_set_rate_resample()
- snd_pcm_hw_params_get_rate_resample()
 2005-04-12 12:09:55 +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
e35885fa65 Small optimization 2004-08-27 11:14:21 +00:00
Jaroslav Kysela
06976cbcce Fixed problem with the route plugin and ttable (an extra route plugin was 
inserted accidently).
 2004-08-11 15:09:05 +00:00
Jaroslav Kysela
ba4ddd169f assert -> return error code in hw_params 2004-04-19 13:24:19 +00:00
Jaroslav Kysela
131d6610fc Fixed file plugin - mmap access was broken and revents were not handled correctly 2004-02-08 10:19:52 +00:00
Jaroslav Kysela
63c19961b9 Takashi: added shadow pcm to avoid problem with plug plugin and mmaped access 2003-08-08 09:06:41 +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
62546a3a32 More pcm_jack plugin changes 2003-02-12 21:57:49 +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
3b6638e8ce More pcm params functions returns an error rather than do assert(). 
Some cleanups in refine.
Added more debug code to refine.
Improved dmix refine method.
 2003-02-08 16:35:24 +00:00
Takashi Iwai
1b41de0653 - fixed the rate selection in the plug layer: 
the multiples of the given rate is chosen if available.
  the nearest rate is selected as usual if not available.
 2003-01-27 11:34:50 +00:00
Takashi Iwai
0c156a3c89 - fixed the unlink_{hw,app}_ptr of slaves. 
- removed the invalid unlink_ptr assersion.
 2003-01-27 11:19:04 +00:00
Jaroslav Kysela
b9343e0834 - unified snd_pcm_hw_params_* functions 
- added backward compatibility for older non-compatible functions
- added --with-compat-rc3 to configure script to build library
  backwards compatible with 0.9.0rc3
- added symbol versioning like libc.so.6
  - ALSA_0.9      - alsa base
  - ALSA_0.9.0rc4 - first set of new functions (snd_pcm_hw_params_*)
 2002-09-17 12:33:05 +00:00
Jaroslav Kysela
677b0f60d6 Added snd_pcm_hw_params_get_min_align; changed get_format, get_subformat and get_access function to return not mixed error and return value 2002-09-09 19:47:50 +00:00
Takashi Iwai
5191bbcce5 output error message instead of assert(). 
assert() may cause an infinite loop in aplay, since it's in the
closing phase.
 2002-08-27 16:30:59 +00:00
Jaroslav Kysela
16b3bf447c Enhanced bitmasks in PCM - added support for more formats by Takashi and me 2002-06-26 02:04:11 +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
853304bbf4 Corrections by Kevin Conder <kconder@interaccess.com> 2002-03-12 20:14:33 +00:00
Takashi Iwai
826b7c9348 fixed typos? 
now compiled fine..
 2002-01-17 11:23:21 +00:00
Jaroslav Kysela
a24b602f28 Added initial comments for PCM plugins 2002-01-16 16:42:40 +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
48ae96f50c Added error passing to some refining functions to disable abort when 
no configuration can be found.
 2001-12-11 15:10:27 +00:00
Jaroslav Kysela
437c96ef5f Fixed mono conversion 2001-12-08 09:32:50 +00:00
Jaroslav Kysela
095cbbb467 Finished lfloat plugin. 
Added code to plug plugin to handle linear float / integer conversions.
 2001-11-27 14:24:44 +00:00
Jaroslav Kysela
0f2a99a523 Added code to show the formats when the plug PCM can't find a conversion code 2001-11-26 15:27:02 +00:00
Jaroslav Kysela
857d492b99 Proper fix for the overflow 2001-11-24 10:53:14 +00:00
Jaroslav Kysela
25978dbfa9 Added hack for rate to avoid overflow in other code 2001-11-23 11:47:01 +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
c3c3fd2b52 Fixed using ttable when it is specified on same count of channels 2001-10-25 18:21:18 +00:00
Jaroslav Kysela
27472b56a6 Changes for static build. 2001-10-24 14:14:11 +00:00
Jaroslav Kysela
b11ed04ea0 Added automatic ttable expansion 2001-08-21 08:59:07 +00:00
Jaroslav Kysela
79531a4eb0 The main header file is not dependant on asound.h from driver. 2001-08-20 13:15:30 +00:00
Jaroslav Kysela
29ae3ba073 Added route_policy default 2001-08-20 09:02:41 +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
c6170962f8 Fixed typo 2001-07-21 09:55:01 +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
Jaroslav Kysela
c20c954f3d Added documentation for instrument and midi event functions. 
Removed snd_enum_() macros.
Documentation changes in asoundlib.h.
 2001-07-11 14:09:01 +00:00
Abramo Bagnara
fcd164e622 Permit to PCM plug configuration to specify unchanged parameters. Added support for RT signals to async interface. Added ops for PCM mix. 2001-07-07 15:53:20 +00:00
Abramo Bagnara
157f47aedd New async notification API. Removed obsolete surround. Cleaning 2001-06-20 20:52:12 +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
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
7f651b3071 Added hooked PCM type (one sample hook implementation will follow). Some cleaning. 2001-06-04 18:04:18 +00:00
Abramo Bagnara
6cb24e0186 Added embedded/anonymous slave PCM definition 2001-05-14 15:44:37 +00:00
Abramo Bagnara
5b50ec848a Lot of cleanings with the help of gcc3 2001-03-29 17:50:28 +00:00
Abramo Bagnara
a275d66356 Improved .asoundrc changes 2001-03-17 16:34:43 +00:00
Abramo Bagnara
bbaeb29a74 Renamed ERR to SNDERR. Added s16 pseudo meter scope. Fixed plug hw_refine/params 2001-03-04 20:39:02 +00:00