bluez5: negotiate AAC if possible

This commit is contained in:
Wim Taymans 2018-11-21 15:51:44 +01:00
parent 13010d5d2e
commit c8aa1f38df
2 changed files with 116 additions and 7 deletions

View file

@ -970,7 +970,9 @@ impl_node_port_enum_params(struct spa_node *node,
if (*index > 0)
return 0;
if (this->transport->codec == 0) {
switch (this->transport->codec) {
case A2DP_CODEC_SBC:
{
a2dp_sbc_t *config = this->transport->configuration;
struct spa_audio_info_raw info = { 0, };
@ -993,9 +995,22 @@ impl_node_port_enum_params(struct spa_node *node,
}
param = spa_format_audio_raw_build(&b, id, &info);
break;
}
else
case A2DP_CODEC_MPEG24:
{
a2dp_aac_t *config = this->transport->configuration;
param = spa_pod_builder_object(&b,
SPA_TYPE_OBJECT_Format, id,
SPA_FORMAT_mediaType, &SPA_POD_Id(SPA_MEDIA_TYPE_audio),
SPA_FORMAT_mediaSubtype, &SPA_POD_Id(SPA_MEDIA_SUBTYPE_aac),
0);
break;
}
default:
return -EIO;
}
break;
case SPA_PARAM_Format:
@ -1265,7 +1280,7 @@ static int impl_node_process(struct spa_node *node)
input->status = SPA_STATUS_OK;
}
return SPA_STATUS_OK;
return SPA_STATUS_HAVE_BUFFER;
}
static const struct spa_dict_item node_info_items[] = {

View file

@ -40,6 +40,9 @@
#include <spa/support/plugin.h>
#include <spa/monitor/monitor.h>
#include <spa/utils/type.h>
#include <spa/debug/mem.h>
#undef ENABLE_AAC
#include "a2dp-codecs.h"
#include "defs.h"
@ -223,17 +226,91 @@ static int select_configuration_sbc(struct spa_bt_monitor *monitor, void *capabi
return 0;
}
static int select_configuration_aac(struct spa_bt_monitor *monitor, void *capabilities, int size, void *config)
{
a2dp_aac_t *cap, conf;
int freq;
if (size < sizeof(conf)) {
spa_log_error(monitor->log, "Capabilities array has invalid size");
return -ENOSPC;
}
cap = capabilities;
conf = *cap;
if (conf.object_type & AAC_OBJECT_TYPE_MPEG2_AAC_LC)
conf.object_type = AAC_OBJECT_TYPE_MPEG2_AAC_LC;
else if (conf.object_type & AAC_OBJECT_TYPE_MPEG4_AAC_LC)
conf.object_type = AAC_OBJECT_TYPE_MPEG4_AAC_LC;
else if (conf.object_type & AAC_OBJECT_TYPE_MPEG4_AAC_LTP)
conf.object_type = AAC_OBJECT_TYPE_MPEG4_AAC_LTP;
else if (conf.object_type & AAC_OBJECT_TYPE_MPEG4_AAC_SCA)
conf.object_type = AAC_OBJECT_TYPE_MPEG4_AAC_SCA;
else {
spa_log_error(monitor->log, "No supported object type: 0x%x", conf.object_type);
return -ENOTSUP;
}
freq = AAC_GET_FREQUENCY(conf);
if (freq & AAC_SAMPLING_FREQ_48000)
freq = AAC_SAMPLING_FREQ_48000;
else if (freq & AAC_SAMPLING_FREQ_44100)
freq = AAC_SAMPLING_FREQ_44100;
else if (freq & AAC_SAMPLING_FREQ_64000)
freq = AAC_SAMPLING_FREQ_64000;
else if (freq & AAC_SAMPLING_FREQ_32000)
freq = AAC_SAMPLING_FREQ_32000;
else if (freq & AAC_SAMPLING_FREQ_88200)
freq = AAC_SAMPLING_FREQ_88200;
else if (freq & AAC_SAMPLING_FREQ_96000)
freq = AAC_SAMPLING_FREQ_96000;
else if (freq & AAC_SAMPLING_FREQ_24000)
freq = AAC_SAMPLING_FREQ_24000;
else if (freq & AAC_SAMPLING_FREQ_22050)
freq = AAC_SAMPLING_FREQ_22050;
else if (freq & AAC_SAMPLING_FREQ_16000)
freq = AAC_SAMPLING_FREQ_16000;
else if (freq & AAC_SAMPLING_FREQ_12000)
freq = AAC_SAMPLING_FREQ_12000;
else if (freq & AAC_SAMPLING_FREQ_11025)
freq = AAC_SAMPLING_FREQ_11025;
else if (freq & AAC_SAMPLING_FREQ_8000)
freq = AAC_SAMPLING_FREQ_8000;
else {
spa_log_error(monitor->log, "No supported sampling frequency: 0x%0x", freq);
return -ENOTSUP;
}
AAC_SET_FREQUENCY(conf, freq);
if (conf.channels & AAC_CHANNELS_2)
conf.channels = AAC_CHANNELS_2;
else if (conf.channels & AAC_CHANNELS_1)
conf.channels = AAC_CHANNELS_1;
else {
spa_log_error(monitor->log, "No supported channels: 0x%0x", conf.channels);
return -ENOTSUP;
}
memcpy(config, &conf, size);
spa_log_debug(monitor->log, "SelectConfiguration() %d %d %d", conf.object_type, freq, conf.channels);
return 0;
}
static DBusHandlerResult endpoint_select_configuration(DBusConnection *conn, DBusMessage *m, void *userdata)
{
struct spa_bt_monitor *monitor = userdata;
a2dp_sbc_t *cap, config;
uint8_t *pconf = (uint8_t *) &config;
const char *path;
uint8_t *cap, config[16];
uint8_t *pconf = (uint8_t *) config;
DBusMessage *r;
DBusError err;
int size;
int size, res;
dbus_error_init(&err);
path = dbus_message_get_path(m);
if (!dbus_message_get_args(m, &err, DBUS_TYPE_ARRAY,
DBUS_TYPE_BYTE, &cap, &size, DBUS_TYPE_INVALID)) {
spa_log_error(monitor->log, "Endpoint SelectConfiguration(): %s", err.message);
@ -241,7 +318,14 @@ static DBusHandlerResult endpoint_select_configuration(DBusConnection *conn, DBu
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
}
if (select_configuration_sbc(monitor, cap, size, &config) < 0) {
if (strstr(path, "/A2DP/SBC/") == path) {
res = select_configuration_sbc(monitor, cap, size, config);
} else if (strstr(path, "/A2DP/MPEG24/") == path) {
res = select_configuration_aac(monitor, cap, size, config);
} else
res = -ENOTSUP;
if (res < 0) {
if ((r = dbus_message_new_error(m, "org.bluez.Error.InvalidArguments",
"Unable to select configuration")) == NULL)
return DBUS_HANDLER_RESULT_NEED_MEMORY;
@ -965,6 +1049,9 @@ static int register_a2dp_endpoint(struct spa_bt_monitor *monitor,
case A2DP_CODEC_SBC:
profile_path = "/A2DP/SBC/Source";
break;
case A2DP_CODEC_MPEG24:
profile_path = "/A2DP/MPEG24/Source";
break;
default:
return -ENOTSUP;
}
@ -1033,6 +1120,13 @@ static int adapter_register_endpoints(struct spa_bt_adapter *a)
{
struct spa_bt_monitor *monitor = a->monitor;
#ifdef ENABLE_AAC
register_a2dp_endpoint(monitor, a->path,
SPA_BT_UUID_A2DP_SOURCE,
SPA_BT_PROFILE_A2DP_SOURCE,
A2DP_CODEC_MPEG24,
&bluez_a2dp_aac, sizeof(bluez_a2dp_aac));
#endif
register_a2dp_endpoint(monitor, a->path,
SPA_BT_UUID_A2DP_SOURCE,
SPA_BT_PROFILE_A2DP_SOURCE,