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38 commits

Author SHA1 Message Date
Jaroslav Kysela
3f589c9369 pcm - ladspa: fix small memory leak in snd_pcm_ladspa_free_instances() 
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
 2010-07-22 11:33:20 +02:00
Diego E. 'Flameeyes' Pettenò
8b14625cc3 Make all the PCM plugins ops structure constant. 
This ensures they are emitted in .data.rel.ro rather than .data.rel,
which should make a nice difference when using prelink.

Signed-off-by: Diego E. 'Flameeyes' Pettenò <flameeyes@gmail.com>
 2008-11-21 20:38:49 +01:00
Jaroslav Kysela
309a274454 Add support for monotonic timestamps 2008-01-09 11:13:34 +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
70e4ec9d08 Allow build without libdl and libpthread 
Allow building alsa-lib without libdl and libpthread.
Added new options to configure, --with-libdl and --with-pthread.
 2007-03-22 00:48:18 +01:00
Jaroslav Kysela
4a1cefd24d pcm_ladspa - fix none policy 
In some configurations, channel samples were not copied correctly.
Also, fix memory leaks and remove extra end-of-line chars from SNDERR
strings.
 2006-12-20 16:01:27 +01:00
Clemens Ladisch
4433248bf3 remove superfluous free() checks 
free() correctly handles NULL pointers, so we can omit explicit checks
for that condition.
 2006-02-27 09:58:32 +00:00
Takashi Iwai
eccc92a34d Fix infinite parse of recursive definitions 
Fixed the infinite parse (and eventually segfault) of recursive definitions.
Also fixed the parse of a string slave PCM of direct plugins.
 2006-01-30 14:41:51 +00:00
Nathan Kurz
d9cfe1e9ff pcm_ladspa - setup control outputs all times 
It turned out that plugins that had control outputs were not being set
up properly if there was no corresponding "output" section.

Signed-off-by: Nathan Kurz <nate@verse.com>
 2006-01-20 08:17:49 +00:00
Clemens Ladisch
9a8a3374a1 LADSPA plugin: fix compilation 
Fix a typo in the LADSPA plugin.
 2006-01-19 08:23:22 +00:00
Jaroslav Kysela
48d731debf pcm laspa plugin - Added credits to MediaNet AG 2006-01-16 19:01:13 +00:00
Jaroslav Kysela
aa21cf4d7c ladspa plugin - SIGSEGV fix when label is not specified 2005-12-13 14:25:13 +00:00
Jaroslav Kysela
1f231e2e1a big ALSA LADSPA plugin rewrite for multiple channel LADSPA plugins 
This is major rewrite of the LADSPA plugin to satisfy requirements for
the LADSPA plugins with multiple audio inputs and / or outputs.
 2005-12-13 14:08:58 +00:00
Jaroslav Kysela
bdfbbed5ca pcm dump() routines update: use spaces to indent texts 2005-12-11 08:24:13 +00:00
Jaroslav Kysela
1439c2be86 pcm_ladspa plugin - more verbose output 
Added more verbose output for dump() callback inspired with bug#1554 .
 2005-12-05 15:20:28 +00:00
Takashi Iwai
d9680921a9 Use snd_user_file() in pcm_ladpsa.c 
Use snd_user_file() in pcm_ladpsa.c to get rid of wordexp.
 2005-11-29 15:20:07 +00:00
Jaroslav Kysela
64e9372874 pcm_ladspa - fix locale issues 
See bug#1553 for more details.
 2005-11-14 09:50:29 +00:00
Takashi Iwai
087184b0f9 Fix doxygen documents 
Fix the warnings of doxygen parsing.
Add some missing documentation.
 2005-05-24 14:14:28 +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
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
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
Takashi Iwai
01f217d581 fixed debug messages by Erik Inge Bolso. 2004-05-04 15:54:01 +00:00
Takashi Iwai
d91948db49 - check the return value of malloc & co. 2004-02-25 11:24:29 +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
3298a54dbd One more fix to dlsym 2003-06-14 07:38:28 +00:00
Jaroslav Kysela
8bf6c1e5e6 Do not use snd_dl*() functions, dev->activate can be NULL 2003-06-14 07:31:54 +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
Takashi Iwai
2dc8cba51c fixed dlopen & co. for hook, ladspa and meter types. 2003-01-20 17:15:54 +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
2cc79806a2 Added description of shm, null and rate plugins 2002-01-22 14:27:25 +00:00
Jaroslav Kysela
a24b602f28 Added initial comments for PCM plugins 2002-01-16 16:42:40 +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
75911f89a7 Initial working code 2001-12-07 17:16:30 +00:00
Jaroslav Kysela
23ab0b3509 Added more code.. Still unfinished 2001-11-30 17:15:30 +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
dcc691073e Added more configuration parsing code, seems working now, but the plugin engine is not written yet (I should write float<->linear conversion plugin at first) 2001-11-26 15:28:27 +00:00
Jaroslav Kysela
26c3afa171 Added LADSPA plugin (only framework, no implementation yet) 2001-11-25 09:55:53 +00:00