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Completely rework ALSA device selection code: choose the device to open depending on the requested number of channels and channel map. In most cases it will now suffice to set default-channels=6 to enable 5.1 sound for all devices that support it

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git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@2050 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2007-11-13 17:37:44 +00:00
parent f752882525
commit d17bb53d3e
15 changed files with 350 additions and 122 deletions
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3
src/pulsecore/modargs.h
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@ -28,6 +28,7 @@
#include <pulse/sample.h>
#include <pulse/channelmap.h>
#include <pulsecore/core.h>
#include <pulsecore/macro.h>
typedef struct pa_modargs pa_modargs;
@ -44,7 +45,7 @@ const char *pa_modargs_get_value(pa_modargs *ma, const char *key, const char *de
/* Return a module argument as unsigned 32bit value in *value */
int pa_modargs_get_value_u32(pa_modargs *ma, const char *key, uint32_t *value);
int pa_modargs_get_value_s32(pa_modargs *ma, const char *key, int32_t *value);
int pa_modargs_get_value_boolean(pa_modargs *ma, const char *key, int *value);
int pa_modargs_get_value_boolean(pa_modargs *ma, const char *key, pa_bool_t *value);
/* Return sample spec data from the three arguments "rate", "format" and "channels" */
int pa_modargs_get_sample_spec(pa_modargs *ma, pa_sample_spec *ss);