/****************************************************************************
NAME
usbAudioSetVolume
DESCRIPTION
Set USB audio volume
RETURNS
void
*/
void usbAudioSetVolume(void)
{
if(usbAudioSinkMatch(theSink.routed_audio) && USB_CLASS_ENABLED(USB_DEVICE_CLASS_AUDIO))
{
Task plugin;
AUDIO_MODE_T mode;
uint16 volume = usbGetVolume(&mode);
/* get usb plugin being used */
usbAudioGetPluginInfo(&plugin, theSink.usb.config.plugin_type, theSink.usb.config.plugin_index);
/* Set volume if USB audio connected */
AudioSetVolume(volume, TonesGetToneVolume(FALSE), plugin);
/* use a2dp connect parameters */
AudioSetMode(mode, &theSink.a2dp_link_data->a2dp_audio_mode_params);
}
}
/****************************************************************************
NAME
TonesPlayTone
DESCRIPTION
Plays back the tone given by the ringtone_note index
RETURNS
void
*/
void TonesPlayTone ( uint16 pTone , bool pCanQueue , bool PlayToneAtDefaultLevel)
{
uint16 lToneVolume = TonesGetToneVolume(PlayToneAtDefaultLevel);
TONE_DEBUG(("TONE Play sinth [%x]\n", pTone));
/* ensure tone is valid (non zero) before playing */
if(pTone > 0 && pTone <= NUM_FIXED_TONES)
{
AudioPlayTone ( gFixedTones [ pTone - 1 ],
pCanQueue,
theSink.codec_task,
lToneVolume,
theSink.conf2->audio_routing_data.PluginFeatures ) ;
}
/* if the tone index is beyond that of the fixed tones, check for the prescence of
a user defined tone, there are 8 user defineable tones available at the end of the
fixed tones list */
else
{
TONE_DEBUG(("TONE Play sinth which is larger than 5e is [%x] - [%d]\n", pTone, pTone-1-NUM_FIXED_TONES));
/* check to see if there are any configured user defined tones and then check to see
if there is a tone available at the index (0 to 7) requested */
if(&theSink.gConfigTones.gVariableTones[0] &&
theSink.gConfigTones.gVariableTones[pTone-1-NUM_FIXED_TONES])
{
/* audio tone is located at 'start of data + an offset' into the array of data,
the first 8 words of data in gVariableTones are offsets into the data array
for user tones 0 to 7 */
AudioPlayTone ( (const ringtone_note *)(&theSink.gConfigTones.gVariableTones[0] +
(uint16)theSink.gConfigTones.gVariableTones[pTone-1-NUM_FIXED_TONES]),
pCanQueue,
theSink.codec_task,
lToneVolume,
theSink.conf2->audio_routing_data.PluginFeatures ) ;
}
}
}
/****************************************************************************
NAME
StartHearingDSP
DESCRIPTION
starts Hearing plugin and DSP with all the desired features, configurations and DAC gain
RETURNS
void
*/
void StartHearingDSP(void)
{
/* ensure sink is valid before trying to route audio */
TaskData *plugin = NULL;
/* Configuring Audio features */
AudioPluginFeatures features;
features.audio_output_type = OUTPUT_INTERFACE_TYPE_DAC;
features.audio_input_routing = AUDIO_ROUTE_INTERNAL;
features.use_one_mic_back_channel = 0;
features.use_two_mic_back_channel = 0;
features.stereo = (theSink.conf2->audio_routing_data.PluginFeatures.stereo) ? TRUE : FALSE;
#ifdef HEP_1MIC
plugin = (TaskData *)&alango_1mic_hearing_plugin;
#elif defined(HEP_2MIC)
plugin = (TaskData *)&alango_2mic_hearing_plugin;
#endif
AUD_DEBUG(("AUD: Start Hearing Mode\n")) ;
/*Send works params*/
theSink.HearPhones_conf->Hearing.ActiveHearing = 1;
/* connect audio using the audio plugin selected above */
AudioConnect ( plugin,
0 ,
theSink.profile_data[0].audio.link_type ,
theSink.codec_task ,
10,
16000 ,
features ,
AUDIO_MODE_CONNECTED,
AUDIO_ROUTE_INTERNAL,
powerManagerGetLBIPM(),
AUDIO_CONNECT_PARAMS,
&theSink.task );
/* setting the desired volume */
AudioSetVolume ( theSink.HearPhones_conf->Hearing.volume , TonesGetToneVolume(FALSE), theSink.codec_task ) ;
}
/****************************************************************************
NAME
audioHfpConnectAudio
DESCRIPTION
attempt to reconnect an audio connection from the sink value associcated
with the passed hfp instance
RETURNS
*/
void audioHfpConnectAudio (hfp_link_priority priority, Sink sink)
{
uint8 index = PROFILE_INDEX(priority);
/* ensure sink is valid before trying to route audio */
TaskData *plugin = NULL;
/* ensure a valid codec is negotiated, should be at least cvsd */
if(theSink.profile_data[index].audio.codec_selected)
{
AudioPluginFeatures features;
/* determine additional features applicable for this audio plugin */
features.stereo = (AUDIO_PLUGIN_FORCE_STEREO || theSink.features.stereo);
features.use_i2s_output = theSink.features.UseI2SOutputCapability;
theSink.routed_audio = sink;
plugin = audioHfpGetPlugin(theSink.profile_data[index].audio.codec_selected, theSink.features.audio_plugin);
AUD_DEBUG(("AUD: plugin [%d] [%d], sink [%x]\n" , theSink.features.audio_plugin
, theSink.profile_data[index].audio.codec_selected
, (uint16)theSink.routed_audio)) ;
/* connect audio using the audio plugin selected above */
AudioConnect ( plugin,
theSink.routed_audio ,
theSink.profile_data[index].audio.link_type ,
theSink.codec_task ,
theSink.conf1->gVolMaps[ theSink.profile_data[index].audio.gSMVolumeLevel ].VolGain ,
theSink.profile_data[index].audio.tx_bandwidth ,
features ,
AUDIO_MODE_CONNECTED,
AUDIO_ROUTE_INTERNAL,
powerManagerGetLBIPM(),
AUDIO_CONNECT_PARAMS,
NULL ) ;
audioControlLowPowerCodecs (TRUE) ;
AUD_DEBUG(("AUD: Route SCO\n"));
AUD_DEBUG(("Audio Connect[%d][%x]\n", theSink.features.audio_plugin , theSink.profile_data[index].audio.gSMVolumeLevel )) ;
AudioSetVolume ( theSink.conf1->gVolMaps[ theSink.profile_data[index].audio.gSMVolumeLevel ].VolGain , TonesGetToneVolume(FALSE), theSink.codec_task ) ;
/* mute control */
VolumeSetMicrophoneGain(priority, (theSink.profile_data[index].audio.gMuted ? VOLUME_MUTE_ON : VOLUME_MUTE_OFF));
}
}
/****************************************************************************
NAME
A2dpRouteAudio
DESCRIPTION
attempt to connect an audio connection from a2dp device via the passed in
deviceID
RETURNS
*/
void A2dpRouteAudio(uint8 Index, Sink sink)
{
AUD_DEBUG(("AudioA2dpRoute Index[%x] Sink[%x]\n", Index , (uint16) sink )) ;
/* ensure sink is valid before attempting the connection */
if(sink)
{
/* Use an instance of A2DP message structure for initial volume setting */
AUDIO_PLUGIN_SET_VOLUME_A2DP_MSG_T volumeInitAudio;
a2dp_codec_settings * codec_settings;
AUD_DEBUG(("AudioA2dpRoute Index[%d] DevId[%x]\n", Index , theSink.a2dp_link_data->device_id[Index] )) ;
/* get the rate information for connection */
codec_settings = A2dpCodecGetSettings(theSink.a2dp_link_data->device_id[Index], theSink.a2dp_link_data->stream_id[Index]);
/* ensure stream is valid */
if(codec_settings)
{
AUDIO_MODE_T mode = AUDIO_MODE_CONNECTED;
int16 a2dp_gain_dB;
/* determine additional features applicable for this audio plugin */
/* Volume info is sent to DSP in dB units */
a2dp_gain_dB = VolumeConvertStepsToDB(theSink.volume_levels->a2dp_volume[Index].masterVolume, &theSink.conf1->volume_config.volume_control_config, DSP_DB_SCALE);
/* check for MUTE volume level and mute as appropriate */
if (theSink.volume_levels->a2dp_volume[Index].masterVolume == VOLUME_A2DP_MUTE_GAIN)
{
mode = AUDIO_MODE_MUTE_SPEAKER;
}
/* initialise the AudioConnect extra parameters required to pass in additional codec information */
if (codec_settings->codecData.latency_reporting) /* latency reporting retrieved from a2dp library */
{
/* TODO: obtain settings from PS, probably based on codec type */
theSink.a2dp_link_data->a2dp_audio_connect_params.latency.last = 150;
theSink.a2dp_link_data->a2dp_audio_connect_params.latency.target = 150/5;
theSink.a2dp_link_data->a2dp_audio_connect_params.latency.change = 10/5;
theSink.a2dp_link_data->a2dp_audio_connect_params.latency.period = 500/100;
}
theSink.a2dp_link_data->a2dp_audio_connect_params.packet_size = codec_settings->codecData.packet_size; /* Packet size retrieved from a2dp library */
theSink.a2dp_link_data->a2dp_audio_connect_params.content_protection = codec_settings->codecData.content_protection; /* content protection retrieved from a2dp library */
theSink.a2dp_link_data->a2dp_audio_connect_params.clock_mismatch = theSink.a2dp_link_data->clockMismatchRate[Index]; /* clock mismatch rate for this device */
theSink.a2dp_link_data->a2dp_audio_connect_params.mode_params = &theSink.a2dp_link_data->a2dp_audio_mode_params; /* EQ mode and Audio enhancements */
#ifdef INCLUDE_A2DP_EXTRA_CODECS
#ifdef INCLUDE_FASTSTREAM
theSink.a2dp_link_data->a2dp_audio_connect_params.voice_rate = codec_settings->codecData.voice_rate; /* voice rate retrieved from a2dp library */
theSink.a2dp_link_data->a2dp_audio_connect_params.bitpool = codec_settings->codecData.bitpool; /* bitpool retrieved from a2dp library */
theSink.a2dp_link_data->a2dp_audio_connect_params.format = codec_settings->codecData.format; /* format retrieved from a2dp library */
#endif
#ifdef INCLUDE_APTX
theSink.a2dp_link_data->a2dp_audio_connect_params.channel_mode = codec_settings->channel_mode; /* aptX channel mode */
#endif
#ifdef INCLUDE_APTX_ACL_SPRINT
theSink.a2dp_link_data->a2dp_audio_connect_params.aptx_sprint_params = codec_settings->codecData.aptx_sprint_params; /* aptX LL params */
#endif
#endif
#ifdef ENABLE_SOUNDBAR
theSink.a2dp_link_data->seid[Index] = codec_settings->seid;
#endif /* ENABLE_SOUNDBAR */
#ifdef ENABLE_SUBWOOFER
/* set the sub woofer link type prior to passing to audio connect */
theSink.a2dp_link_data->a2dp_audio_connect_params.sub_woofer_type = AUDIO_SUB_WOOFER_NONE;
theSink.a2dp_link_data->a2dp_audio_connect_params.sub_sink = NULL;
/* bits inverted in dsp plugin */
sinkAudioSetEnhancement(MUSIC_CONFIG_SUB_WOOFER_BYPASS,TRUE);
#else
/* no subwoofer support, set the sub woofer bypass bit in music config message sent o dsp */
sinkAudioSetEnhancement(MUSIC_CONFIG_SUB_WOOFER_BYPASS,FALSE);
#endif
AUD_DEBUG(("AudioA2dpRoute Index[%d] DevId[%x] Gain[%x] Codec[%x] ClkMismatch[%x] EQ[%x] packet_size[%u]\n",
Index ,
theSink.a2dp_link_data->device_id[Index],
a2dp_gain_dB,
codec_settings->seid,
theSink.a2dp_link_data->a2dp_audio_connect_params.clock_mismatch,
(uint16)theSink.a2dp_link_data->a2dp_audio_connect_params.mode_params,
theSink.a2dp_link_data->a2dp_audio_connect_params.packet_size)) ;
audioIndicateCodec( codec_settings->seid );
#ifdef ENABLE_SOUNDBAR
/* Set the LE SCAN priority to Low since we are Streaming It is possible
that we might be receiving less or no LE adverts when streaming is in progress*/
InquirySetPriority(inquiry_low_priority);
#endif /* ENABLE_SOUNDBAR */
/* We need to set A2DP volume info as the audio is in mute state after connection */
volumeInitAudio.volume_type = theSink.conf1->volume_config.volume_control_config.volume_type;
volumeInitAudio.codec_task = theSink.codec_task;
volumeInitAudio.master_gain = a2dp_gain_dB;
volumeInitAudio.system_gain = theSink.conf1->volume_config.volume_control_config.system_volume;
volumeInitAudio.trim_gain_left = theSink.conf1->volume_config.volume_control_config.trim_volume_left;
volumeInitAudio.trim_gain_right= theSink.conf1->volume_config.volume_control_config.trim_volume_right;
volumeInitAudio.device_trim_master = theSink.conf1->volume_config.volume_control_config.device_trim_master;
volumeInitAudio.device_trim_slave = theSink.conf1->volume_config.volume_control_config.device_trim_slave;
volumeInitAudio.tones_gain = VolumeConvertStepsToDB(((TonesGetToneVolume(FALSE) * theSink.conf1->volume_config.volume_control_config.no_of_steps)/VOLUME_NUM_VOICE_STEPS), &theSink.conf1->volume_config.volume_control_config, DSP_DB_SCALE);
volumeInitAudio.mute_active = theSink.sink_enable_present;
/* connect the audio via the audio plugin */
AudioConnect(getA2dpPlugin(codec_settings->seid),
sink ,
AUDIO_SINK_AV ,
theSink.codec_task,
volumeInitAudio.tones_gain,
codec_settings->rate,
theSink.conf2->audio_routing_data.PluginFeatures ,
mode,
AUDIO_ROUTE_INTERNAL,
powerManagerGetLBIPM(),
&theSink.a2dp_link_data->a2dp_audio_connect_params,
FALSE,
&theSink.task);
AudioSetVolumeA2DP(&volumeInitAudio);
#ifdef ENABLE_SUBWOOFER
/* set subwoofer volume level */
updateSwatVolume(theSink.volume_levels->a2dp_volume[Index].masterVolume);
SWAT_DEBUG(("SW : Send sample rate to Sub, rate is %ld\n",codec_settings->rate));
/* send sample rate to sub */
sendSampleRateToSub(codec_settings->rate);
#endif
audioControlLowPowerCodecs (FALSE) ;
/* caller responsible for freeing memory */
freePanic(codec_settings);
#ifdef ENABLE_AVRCP
if(theSink.features.avrcp_enabled)
{
UpdateAvrpcMessage_t * lUpdateMessage = mallocPanic ( sizeof(UpdateAvrpcMessage_t) ) ;
lUpdateMessage->bd_addr = theSink.a2dp_link_data->bd_addr[Index];
/* any AVRCP commands should be targeted to the device which has A2DP audio routed */
MessageSend( &theSink.task, EventSysSetActiveAvrcpConnection, lUpdateMessage);
}
#endif
}
/* update the current sink being routed */
theSink.routed_audio = sink;
}
}
/****************************************************************************
NAME
audioHfpConnectAudio
DESCRIPTION
attempt to reconnect an audio connection from the sink value associcated
with the passed hfp instance
RETURNS
*/
void audioHfpConnectAudio (hfp_link_priority priority, Sink sink)
{
uint8 index = PROFILE_INDEX(priority);
/* ensure sink is valid before trying to route audio */
TaskData *plugin = NULL;
/* ensure a valid codec is negotiated, should be at least cvsd */
if(theSink.profile_data[index].audio.codec_selected)
{
/* determine additional features applicable for this audio plugin */
theSink.routed_audio = sink;
plugin = audioHfpGetPlugin(theSink.profile_data[index].audio.codec_selected, theSink.features.audio_plugin);
AUD_DEBUG(("AUD: plugin [%d] [%d], sink [%x]\n" , theSink.features.audio_plugin
, theSink.profile_data[index].audio.codec_selected
, (uint16)theSink.routed_audio)) ;
/* connect audio using the audio plugin selected above */
AudioConnect ( plugin,
theSink.routed_audio ,
theSink.profile_data[index].audio.link_type ,
theSink.codec_task ,
theSink.conf1->volume_config.gVolMaps[ theSink.profile_data[index].audio.gSMVolumeLevel ].VolGain ,
theSink.profile_data[index].audio.tx_bandwidth ,
theSink.conf2->audio_routing_data.PluginFeatures ,
AUDIO_MODE_CONNECTED,
AUDIO_ROUTE_INTERNAL,
powerManagerGetLBIPM(),
AUDIO_CONNECT_PARAMS,
koovox.presentEnable,
&theSink.task) ;
DEBUG(("===presentEnable=%d\n", koovox.presentEnable));
audioControlLowPowerCodecs (TRUE) ;
AUD_DEBUG(("AUD: Route SCO\n"));
AUD_DEBUG(("Audio Connect[%d][%x]\n", theSink.features.audio_plugin , theSink.profile_data[index].audio.gSMVolumeLevel )) ;
AudioSetVolume ( theSink.conf1->volume_config.gVolMaps[ theSink.profile_data[index].audio.gSMVolumeLevel ].VolGain , TonesGetToneVolume(FALSE), theSink.codec_task ) ;
/* mute control */
VolumeSetMicrophoneGain(priority, (theSink.profile_data[index].audio.gMuted ? VOLUME_MUTE_ON : VOLUME_MUTE_OFF));
}
}
/****************************************************************************
NAME
sinkFmRxAudioConnect
DESCRIPTION
connects the I2S FM audio via the FM audio plugin which allows tones play
and volume control
RETURNS
nothing
*/
void sinkFmRxAudioConnect(void)
{
AUDIO_PLUGIN_SET_VOLUME_A2DP_MSG_T volumeDsp;
uint16 volume_dB = VolumeConvertStepsToDB(theSink.volume_levels->fm_volume.masterVolume, &theSink.conf1->volume_config.volume_control_config, DSP_DB_SCALE);
uint16 mode = (theSink.volume_levels->fm_volume.masterVolume == VOLUME_A2DP_MUTE_GAIN) ? AUDIO_MODE_MUTE_SPEAKER : AUDIO_MODE_CONNECTED;
FM_DEBUG(("sinkFmRxAudioConnect \n"));
theSink.volume_levels->fm_volume.tonesVolume = VolumeConvertStepsToDB(((TonesGetToneVolume(FALSE) * theSink.conf1->volume_config.volume_control_config.no_of_steps)/VOLUME_NUM_VOICE_STEPS), &theSink.conf1->volume_config.volume_control_config, DSP_DB_SCALE);
/* Make sure we're using correct parameters for FM audio */
theSink.a2dp_link_data->a2dp_audio_connect_params.mode_params = &theSink.a2dp_link_data->a2dp_audio_mode_params;
#ifdef ENABLE_SUBWOOFER
/* set the sub woofer link type prior to passing to audio connect */
theSink.a2dp_link_data->a2dp_audio_connect_params.sub_woofer_type = AUDIO_SUB_WOOFER_NONE;
theSink.a2dp_link_data->a2dp_audio_connect_params.sub_sink = NULL;
/* bits inverted in dsp plugin */
sinkAudioSetEnhancement(MUSIC_CONFIG_SUB_WOOFER_BYPASS,TRUE);
#else
/* no subwoofer support, set the sub woofer bypass bit in music config message sent o dsp */
sinkAudioSetEnhancement(MUSIC_CONFIG_SUB_WOOFER_BYPASS,FALSE);
#endif
FM_DEBUG(("FM: Routing (Vol %d)\n", theSink.volume_levels->fm_volume.masterVolume));
AudioConnect((TaskData *)&csr_fm_decoder_plugin,
theSink.routed_audio,
AUDIO_SINK_FM,
theSink.codec_task,
volume_dB,
FM_RATE,
theSink.conf2->audio_routing_data.PluginFeatures,
mode,
AUDIO_ROUTE_INTERNAL,
powerManagerGetLBIPM(),
&theSink.a2dp_link_data->a2dp_audio_connect_params,
&theSink.task);
audioControlLowPowerCodecs (FALSE) ;
/* update volume via a2dp common plugin */
volumeDsp.volume_type = theSink.conf1->volume_config.volume_control_config.volume_type;
volumeDsp.codec_task = theSink.codec_task;
volumeDsp.master_gain = volume_dB;
volumeDsp.tones_gain = theSink.volume_levels->fm_volume.tonesVolume;
volumeDsp.system_gain = theSink.conf1->volume_config.volume_control_config.system_volume;
volumeDsp.trim_gain_left = theSink.conf1->volume_config.volume_control_config.trim_volume_left;
volumeDsp.trim_gain_right= theSink.conf1->volume_config.volume_control_config.trim_volume_right;
volumeDsp.device_trim_master = theSink.conf1->volume_config.volume_control_config.device_trim_master;
volumeDsp.device_trim_slave = theSink.conf1->volume_config.volume_control_config.device_trim_slave;
volumeDsp.mute_active = theSink.sink_mute_status;
AudioSetVolumeA2DP ( &volumeDsp);
#ifdef ENABLE_SUBWOOFER
/* set subwoofer volume level */
updateSwatVolume(volume_dB);
#endif
/* tune to stored frequency after initilising the I2S interface otherwise FM receiver
may be in an unknown state which may not work reliably */
fmRxTuneFrequency(theSink.conf2->sink_fm_data.fmRxTunedFreq);
}
