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add real time polling on sound card change

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git-svn-id: svn+ssh://svn.savannah.nongnu.org/linphone/trunk@582 3f6dc0c8-ddfe-455d-9043-3cd528dc4637
This commit is contained in:
aymeric 2009-08-19 15:38:58 +00:00
parent 57f7943fec
commit d1b0f8aaff
1 changed files with 60 additions and 1 deletions
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61
linphone/mediastreamer2/src/winsndds.cpp
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@ -60,6 +60,7 @@ typedef struct WinSndDsCard{
int out_devid;
GUID in_guid;
GUID out_guid;
int removed;
}WinSndDsCard;
static void winsnddscard_set_level(MSSndCard *card, MSSndCardMixerElem e, int percent){
@ -246,6 +247,7 @@ static void winsnddscard_set_source(MSSndCard *card, MSSndCardCapture source){
static void winsnddscard_init(MSSndCard *card){
WinSndDsCard *c=(WinSndDsCard *)ms_new(WinSndDsCard,1);
c->removed=0;
card->data=c;
}
@ -334,6 +336,7 @@ static void add_or_update_card(MSSndCardManager *m, const char *name, LPGUID lpg
}
if (d->in_devid!=-1 && d->out_devid!=-1)
ms_message("DS: new full duplex card %s", name);
d->removed=0;
return;
}
}
@ -405,7 +408,7 @@ static BOOL CALLBACK enumerate_playback_devices_callback(LPGUID lpGUID,
return true;
}
static void winsnddscard_detect(MSSndCardManager *m){
static void _winsnddscard_detect(MSSndCardManager *m){
MMRESULT mr = NOERROR;
if (ms_lib_instance==NULL)
@ -455,6 +458,62 @@ static void winsnddscard_detect(MSSndCardManager *m){
ms_DirectSoundEnumerate( (LPDSENUMCALLBACK)enumerate_playback_devices_callback, (void *)m );
}
static void deactivate_removed_cards(MSSndCardManager *m){
MSSndCard *card;
const MSList *elem=ms_snd_card_manager_get_list(m);
for(;elem!=NULL;elem=elem->next){
card=(MSSndCard*)elem->data;
if (strcmp(card->desc->driver_type, winsndds_card_desc.driver_type)==0){
/*mark all cards as potentially removed, detect will check them immediately after */
WinSndDsCard *d=(WinSndDsCard*)card->data;
if (d->removed) card->capabilities=0;
}
}
}
static void mark_as_removed(MSSndCardManager *m){
MSSndCard *card;
const MSList *elem=ms_snd_card_manager_get_list(m);
for(;elem!=NULL;elem=elem->next){
card=(MSSndCard*)elem->data;
if (strcmp(card->desc->driver_type, winsndds_card_desc.driver_type)==0){
/*mark all cards as potentially removed, detect will check them immediately after */
WinSndDsCard *d=(WinSndDsCard*)card->data;
d->removed=1;
}
}
}
static ms_thread_t poller_thread;
static bool_t poller_running=TRUE;
static void * new_device_polling_thread(void *ignore){
MSSndCardManager *m;
/*check for new devices every 2 seconds*/
while(poller_running){
ms_sleep(5);
if (poller_running){
m=ms_snd_card_manager_get();
if(!m) break;
mark_as_removed(m);
_winsnddscard_detect(m);
deactivate_removed_cards(m);
}
}
return NULL;
}
static void stop_poller(){
poller_running=FALSE;
ms_thread_join(poller_thread,NULL);
}
static void winsnddscard_detect(MSSndCardManager *m){
_winsnddscard_detect(m);
ms_thread_create(&poller_thread,NULL,new_device_polling_thread,NULL);
atexit(&stop_poller);
}
typedef struct WinSndDs{
int dev_id;
GUID in_guid;