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Code Issues Releases Wiki Activity

coreaudio: only list output devices

This commit is contained in:
Stefano Pigozzi 2014-10-28 14:10:29 +01:00
parent 0f70d0e927
commit 0c0ff638a3
1 changed files with 12 additions and 0 deletions
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12
audio/out/ao_coreaudio_utils.c
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@ -28,6 +28,16 @@
#include "osdep/endian.h"
#include "audio/format.h"
static bool ca_is_output_device(struct ao *ao, AudioDeviceID dev)
{
size_t n_buffers;
AudioBufferList *buffers;
const ca_scope scope = kAudioDevicePropertyStreamConfiguration;
CA_GET_ARY_O(dev, scope, &buffers, &n_buffers);
talloc_free(buffers);
return n_buffers > 0;
}
void ca_get_device_list(struct ao *ao, struct ao_device_list *list)
{
AudioDeviceID *devs;
@ -37,6 +47,8 @@ void ca_get_device_list(struct ao *ao, struct ao_device_list *list)
&devs, &n_devs);
CHECK_CA_ERROR("Failed to get list of output devices.");
for (int i = 0; i < n_devs; i++) {
if (!ca_is_output_device(ao, devs[i]))
continue;
char name[32];
char *desc;
sprintf(name, "%d", devs[i]);