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acp: add option to switch profile and ports

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Enable an option to switch to the next best profile and port when
the current one becomes unavailable.
This commit is contained in:
Wim Taymans 2020-09-08 16:39:47 +02:00
parent 368366b88d
commit 5e368b1ad6
3 changed files with 561 additions and 522 deletions
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32
spa/plugins/alsa/alsa-acp-device.c
View file

@ -52,15 +52,21 @@
#define MAX_POLL 16
static const char default_device[] = "hw:0";
#define DEFAULT_DEVICE "hw:0"
#define DEFAULT_AUTO_PROFILE true
#define DEFAULT_AUTO_PORT true
struct props {
char device[64];
bool auto_profile;
bool auto_port;
};
static void reset_props(struct props *props)
{
strncpy(props->device, default_device, 64);
strncpy(props->device, DEFAULT_DEVICE, 64);
props->auto_profile = DEFAULT_AUTO_PROFILE;
props->auto_port = DEFAULT_AUTO_PORT;
}
struct impl {
@ -651,7 +657,7 @@ static void card_profile_changed(void *data, uint32_t old_index, uint32_t new_in
}
static void card_profile_available(void *data, uint32_t index,
enum acp_available old, enum acp_available available)
enum acp_available old, enum acp_available available)
{
struct impl *this = data;
struct acp_card *card = this->card;
@ -661,6 +667,11 @@ static void card_profile_available(void *data, uint32_t index,
this->info.change_mask |= SPA_DEVICE_CHANGE_MASK_PARAMS;
this->params[IDX_EnumProfile].flags ^= SPA_PARAM_INFO_SERIAL;
emit_info(this, false);
if (this->props.auto_profile && available == ACP_AVAILABLE_NO) {
index = acp_card_find_best_profile_index(card, NULL);
acp_card_set_profile(card, index);
}
}
static void card_port_changed(void *data, uint32_t old_index, uint32_t new_index)
@ -679,7 +690,7 @@ static void card_port_changed(void *data, uint32_t old_index, uint32_t new_index
}
static void card_port_available(void *data, uint32_t index,
enum acp_available old, enum acp_available available)
enum acp_available old, enum acp_available available)
{
struct impl *this = data;
struct acp_card *card = this->card;
@ -689,6 +700,19 @@ static void card_port_available(void *data, uint32_t index,
this->info.change_mask |= SPA_DEVICE_CHANGE_MASK_PARAMS;
this->params[IDX_EnumRoute].flags ^= SPA_PARAM_INFO_SERIAL;
emit_info(this, false);
if (this->props.auto_port && available == ACP_AVAILABLE_NO) {
uint32_t i, index;
for (i = 0; i < p->n_devices; i++) {
struct acp_device *d = p->devices[i];
if (!(d->flags & ACP_DEVICE_ACTIVE))
continue;
index = acp_device_find_best_port_index(d, NULL);
acp_device_set_port(d, index);
}
}
}
static void on_volume_changed(void *data, struct acp_device *dev)