mirrors/pipewire
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/pipewire/pipewire.git synced 2025-11-03 09:01:54 -05:00
Code Issues Projects Releases Packages Wiki Activity Actions

a2dp: improve LDAC

Browse source 
When we update the quality, get the new num_blocks.
Set the channel positions correctly.
This commit is contained in:
Wim Taymans 2020-12-09 20:29:22 +01:00
parent 34a9b1dc1a
commit e1b8f24d17
2 changed files with 33 additions and 17 deletions
Download patch file Download diff file Expand all files Collapse all files

48
spa/plugins/bluez5/a2dp-codec-ldac.c
View file

@ -116,6 +116,7 @@ static int codec_enum_config(const struct a2dp_codec *codec,
struct spa_pod_frame f[2];
struct spa_pod_choice *choice;
uint32_t i = 0;
uint32_t position[SPA_AUDIO_MAX_CHANNELS];
if (caps_size < sizeof(conf))
return -EINVAL;
@ -169,28 +170,55 @@ static int codec_enum_config(const struct a2dp_codec *codec,
SPA_FORMAT_AUDIO_channels, SPA_POD_CHOICE_RANGE_Int(2, 1, 2),
0);
} else if (conf.channel_mode & LDACBT_CHANNEL_MODE_MONO) {
position[0] = SPA_AUDIO_CHANNEL_MONO;
spa_pod_builder_add(b,
SPA_FORMAT_AUDIO_channels, SPA_POD_Int(1),
SPA_FORMAT_AUDIO_position, SPA_POD_Array(sizeof(uint32_t),
SPA_TYPE_Id, 1, position),
0);
} else {
position[0] = SPA_AUDIO_CHANNEL_FL;
position[1] = SPA_AUDIO_CHANNEL_FR;
spa_pod_builder_add(b,
SPA_FORMAT_AUDIO_channels, SPA_POD_Int(2),
SPA_FORMAT_AUDIO_position, SPA_POD_Array(sizeof(uint32_t),
SPA_TYPE_Id, 2, position),
0);
}
*param = spa_pod_builder_pop(b, &f[0]);
return 1;
}
static int get_frame_length(struct impl *this)
{
this->eqmid = ldacBT_get_eqmid(this->ldac);
switch (this->eqmid) {
case LDACBT_EQMID_HQ:
return 330;
case LDACBT_EQMID_SQ:
return 220;
case LDACBT_EQMID_MQ:
return 110;
}
return -EINVAL;
}
static int codec_reduce_bitpool(void *data)
{
struct impl *this = data;
return ldacBT_alter_eqmid_priority(this->ldac, LDACBT_EQMID_INC_CONNECTION);
int res;
res = ldacBT_alter_eqmid_priority(this->ldac, LDACBT_EQMID_INC_CONNECTION);
this->frame_length = get_frame_length(this);
return res;
}
static int codec_increase_bitpool(void *data)
{
struct impl *this = data;
return ldacBT_alter_eqmid_priority(this->ldac, LDACBT_EQMID_INC_QUALITY);
int res;
res = ldacBT_alter_eqmid_priority(this->ldac, LDACBT_EQMID_INC_QUALITY);
this->frame_length = get_frame_length(this);
return res;
}
static int codec_get_num_blocks(void *data)
@ -274,21 +302,6 @@ static void *codec_init(const struct a2dp_codec *codec, uint32_t flags,
}
this->channel_mode = conf->channel_mode;
switch (this->eqmid) {
case LDACBT_EQMID_HQ:
this->frame_length = 330;
break;
case LDACBT_EQMID_SQ:
this->frame_length = 220;
break;
case LDACBT_EQMID_MQ:
this->frame_length = 110;
break;
default:
res = -EINVAL;
goto error;
}
res = ldacBT_init_handle_encode(this->ldac,
this->mtu,
this->eqmid,
@ -298,6 +311,7 @@ static void *codec_init(const struct a2dp_codec *codec, uint32_t flags,
if (res < 0)
goto error;
this->frame_length = get_frame_length(this);
this->codesize = this->lsu * info->info.raw.channels * 2;
return this;

2
spa/plugins/bluez5/a2dp-sink.c
View file

@ -515,6 +515,7 @@ again:
spa_log_trace(this->log, NAME" %p: delay flush", this);
if (now_time - this->last_error > SPA_NSEC_PER_SEC / 2) {
this->codec->reduce_bitpool(this->codec_data);
this->num_blocks = this->codec->get_num_blocks(this->codec_data);
this->last_error = now_time;
}
enable_flush(this, true);
@ -527,6 +528,7 @@ again:
else if (written > 0) {
if (now_time - this->last_error > SPA_NSEC_PER_SEC) {
this->codec->increase_bitpool(this->codec_data);
this->num_blocks = this->codec->get_num_blocks(this->codec_data);
this->last_error = now_time;
}
if (!spa_list_is_empty(&port->ready))