static void au_card_detect(MSSndCardManager * m)
{
OSStatus err;
UInt32 slen;
int count;
Boolean writable;
int i;
writable = 0;
slen = 0;
err =
AudioHardwareGetPropertyInfo(kAudioHardwarePropertyDevices, &slen,
&writable);
if (err != kAudioHardwareNoError) {
ms_error("get kAudioHardwarePropertyDevices error %ld", err);
return;
}
AudioDeviceID devices[slen / sizeof(AudioDeviceID)];
err =
AudioHardwareGetProperty(kAudioHardwarePropertyDevices, &slen, devices);
if (err != kAudioHardwareNoError) {
ms_error("get kAudioHardwarePropertyDevices error %ld", err);
return;
}
/*first, add Default AudioUnit
does not work: why ?
*/
/*ms_snd_card_manager_add_card(m,ca_card_new("Default", "",-1, MS_SND_CARD_CAP_CAPTURE|MS_SND_CARD_CAP_PLAYBACK));
*/
count = slen / sizeof(AudioDeviceID);
for (i = 0; i < count; i++) {
MSSndCard *card;
char uidname[256]= {0},devname[256]= {0};
int card_capacity=0;
if (check_card_capability(devices[i],FALSE,devname,uidname,sizeof(uidname))) {
card_capacity|=MS_SND_CARD_CAP_PLAYBACK;
}
if (check_card_capability(devices[i],TRUE,devname,uidname,sizeof(uidname))) {
card_capacity|=MS_SND_CARD_CAP_CAPTURE;
}
if (card_capacity) {
card=ca_card_new(devname, uidname, devices[i], card_capacity);
ms_snd_card_manager_add_card(m, card);
}
}
}
static void cacard_detect(MSSndCardManager * m)
{
#ifndef TARGET_OS_IPHONE
OSStatus err;
UInt32 slen;
int count;
Boolean writable;
int i;
writable = 0;
slen = 0;
err =
AudioHardwareGetPropertyInfo(kAudioHardwarePropertyDevices, &slen,
&writable);
if (err != kAudioHardwareNoError) {
ms_error("get kAudioHardwarePropertyDevices error %ld", err);
return;
}
AudioDeviceID V[slen / sizeof(AudioDeviceID)];
err =
AudioHardwareGetProperty(kAudioHardwarePropertyDevices, &slen, V);
if (err != kAudioHardwareNoError) {
ms_error("get kAudioHardwarePropertyDevices error %ld", err);
return;
}
count = slen / sizeof(AudioDeviceID);
for (i = 0; i < count; i++) {
char devname_in[256];
char uidname_in[256];
char devname_out[256];
char uidname_out[256];
int cap = 0;
/* OUTPUT CARDS */
slen = 256;
err =
AudioDeviceGetProperty(V[i], 0, FALSE,
kAudioDevicePropertyDeviceName, &slen,
devname_out);
if (err != kAudioHardwareNoError) {
ms_error("get kAudioDevicePropertyDeviceName error %ld", err);
continue;
}
slen = strlen(devname_out);
/* trim whitespace */
while ((slen > 0) && (devname_out[slen - 1] == ' ')) {
slen--;
}
devname_out[slen] = '\0';
err =
AudioDeviceGetPropertyInfo(V[i], 0, FALSE,
kAudioDevicePropertyStreamConfiguration,
&slen, &writable);
if (err != kAudioHardwareNoError) {
ms_error("get kAudioDevicePropertyDeviceName error %ld", err);
continue;
}
AudioBufferList *buflist = ms_malloc(slen);
if (buflist == NULL) {
ms_error("alloc AudioBufferList %ld", err);
continue;
}
err =
AudioDeviceGetProperty(V[i], 0, FALSE,
kAudioDevicePropertyStreamConfiguration,
&slen, buflist);
if (err != kAudioHardwareNoError) {
ms_error("get kAudioDevicePropertyDeviceName error %ld", err);
ms_free(buflist);
continue;
}
UInt32 j;
for (j = 0; j < buflist->mNumberBuffers; j++) {
if (buflist->mBuffers[j].mNumberChannels > 0) {
cap = MS_SND_CARD_CAP_PLAYBACK;
break;
}
}
ms_free(buflist);
/* INPUT CARDS */
slen = 256;
err =
AudioDeviceGetProperty(V[i], 0, TRUE,
kAudioDevicePropertyDeviceName, &slen,
devname_in);
if (err != kAudioHardwareNoError) {
ms_error("get kAudioDevicePropertyDeviceName error %ld", err);
continue;
}
slen = strlen(devname_in);
/* trim whitespace */
while ((slen > 0) && (devname_in[slen - 1] == ' ')) {
slen--;
}
devname_in[slen] = '\0';
err =
AudioDeviceGetPropertyInfo(V[i], 0, TRUE,
kAudioDevicePropertyStreamConfiguration,
&slen, &writable);
if (err != kAudioHardwareNoError) {
ms_error("get kAudioDevicePropertyDeviceName error %ld", err);
continue;
}
err =
AudioDeviceGetPropertyInfo(V[i], 0, TRUE,
kAudioDevicePropertyStreamConfiguration,
&slen, &writable);
if (err != kAudioHardwareNoError) {
ms_error("get kAudioDevicePropertyDeviceName error %ld", err);
continue;
}
buflist = ms_malloc(slen);
if (buflist == NULL) {
ms_error("alloc error %ld", err);
continue;
}
err =
AudioDeviceGetProperty(V[i], 0, TRUE,
kAudioDevicePropertyStreamConfiguration,
&slen, buflist);
if (err != kAudioHardwareNoError) {
ms_error("get kAudioDevicePropertyDeviceName error %ld", err);
ms_free(buflist);
continue;
}
for (j = 0; j < buflist->mNumberBuffers; j++) {
if (buflist->mBuffers[j].mNumberChannels > 0) {
cap |= MS_SND_CARD_CAP_CAPTURE;
break;
}
}
ms_free(buflist);
if (cap & MS_SND_CARD_CAP_PLAYBACK) {
CFStringRef dUID_out;
dUID_out = NULL;
slen = sizeof(CFStringRef);
err =
AudioDeviceGetProperty(V[i], 0, false,
kAudioDevicePropertyDeviceUID, &slen,
&dUID_out);
if (err != kAudioHardwareNoError) {
ms_error("get kAudioHardwarePropertyDevices error %ld", err);
continue;
}
CFStringGetCString(dUID_out, uidname_out, 256,
CFStringGetSystemEncoding());
ms_message("CA: devname_out:%s uidname_out:%s", devname_out, uidname_out);
AudioStreamBasicDescription devicewriteFormat;
slen = sizeof(devicewriteFormat);
err = AudioDeviceGetProperty(V[i], 0, false,
kAudioDevicePropertyStreamFormat,
&slen, &devicewriteFormat);
if (err == kAudioHardwareNoError) {
show_format("output device", &devicewriteFormat);
}
MSSndCard *card = ca_card_new(devname_out, dUID_out, V[i], MS_SND_CARD_CAP_PLAYBACK);
ms_snd_card_manager_add_card(m, card);
}
if (cap & MS_SND_CARD_CAP_CAPTURE) {
CFStringRef dUID_in;
dUID_in = NULL;
slen = sizeof(CFStringRef);
err =
AudioDeviceGetProperty(V[i], 0, true,
kAudioDevicePropertyDeviceUID, &slen,
&dUID_in);
if (err != kAudioHardwareNoError) {
ms_error("get kAudioHardwarePropertyDevices error %ld", err);
continue;
}
CFStringGetCString(dUID_in, uidname_in, 256,
CFStringGetSystemEncoding());
ms_message("CA: devname_in:%s uidname_in:%s", devname_in, uidname_in);
AudioStreamBasicDescription devicereadFormat;
slen = sizeof(devicereadFormat);
err = AudioDeviceGetProperty(V[i], 0, true,
kAudioDevicePropertyStreamFormat,
&slen, &devicereadFormat);
if (err == kAudioHardwareNoError) {
show_format("input device", &devicereadFormat);
}
MSSndCard *card = ca_card_new(devname_in, dUID_in, V[i], MS_SND_CARD_CAP_CAPTURE);
ms_snd_card_manager_add_card(m, card);
}
}
#else
AudioStreamBasicDescription deviceFormat;
memset(&deviceFormat, 0, sizeof(AudioStreamBasicDescription));
MSSndCard *card = ca_card_new("AudioUnit Device", NULL, 0 /*?*/, MS_SND_CARD_CAP_PLAYBACK|MS_SND_CARD_CAP_CAPTURE);
ms_snd_card_manager_add_card(m, card);
#endif
}
