Commit 0401bdcd authored by Felix Paul Kühne's avatar Felix Paul Kühne

auhal: fixed audio device configuration callback and added an additional...

auhal: fixed audio device configuration callback and added an additional callback to watch the used device's health (close #4834)
(cherry picked from commit 8fbb1fd08399f3a29c0c4850bac2c03e40997099)

Conflicts:
	modules/audio_output/auhal.c
parent be1b84a5
......@@ -12,6 +12,8 @@ Qt:
* Fix media info dialog update
Mac OS X:
* Fix audio output behavior when the output device is plugged or unplugged
during playback
* Fix command-line options for the interface
* Deactivate CoreAnimation effects on Leopard
* Fix menus display and behaviour
......
......@@ -209,10 +209,9 @@ static int Open( vlc_object_t * p_this )
msg_Dbg( p_aout, "audio device supports digital output" );
/* Check if the desired device is alive and usable */
/* TODO: add a callback to the device to alert us if the device dies */
i_param_size = sizeof( b_alive );
AudioObjectPropertyAddress audioDeviceAliveAddress = { kAudioDevicePropertyDeviceIsAlive,
kAudioDevicePropertyScopeOutput,
kAudioObjectPropertyScopeGlobal,
kAudioObjectPropertyElementMaster };
err = AudioObjectGetPropertyData( p_sys->i_selected_dev, &audioDeviceAliveAddress, 0, NULL, &i_param_size, &b_alive );
......@@ -230,6 +229,15 @@ static int Open( vlc_object_t * p_this )
p_sys->i_selected_dev = p_sys->i_default_dev;
}
/* add a callback to see if the device dies later on */
err = AudioObjectAddPropertyListener( p_sys->i_selected_dev, &audioDeviceAliveAddress, HardwareListener, (void *)p_aout );
if( err != noErr )
{
/* Be tolerant, only give a warning here */
msg_Warn( p_aout, "could not set alive check callback on device [0x%x]: %4.4s",
(unsigned int)p_sys->i_selected_dev, (char *)&err );
}
AudioObjectPropertyAddress audioDeviceHogModeAddress = { kAudioDevicePropertyHogMode,
kAudioDevicePropertyScopeOutput,
kAudioObjectPropertyElementMaster };
......@@ -841,6 +849,13 @@ static void Close( vlc_object_t * p_this )
OSStatus err = noErr;
UInt32 i_param_size = 0;
AudioObjectPropertyAddress deviceAliveAddress = { kAudioDevicePropertyDeviceIsAlive, kAudioObjectPropertyScopeGlobal, kAudioObjectPropertyElementMaster };
err = AudioObjectRemovePropertyListener( p_sys->i_selected_dev, &deviceAliveAddress, HardwareListener, NULL );
if( err != noErr )
{
msg_Err( p_aout, "failed to remove audio device life checker: [%4.4s]", (char *)&err );
}
if( p_sys->au_unit )
{
verify_noerr( AudioOutputUnitStop( p_sys->au_unit ) );
......@@ -894,7 +909,7 @@ static void Close( vlc_object_t * p_this )
}
}
AudioObjectPropertyAddress audioDevicesAddress = { kAudioHardwarePropertyDevices, kAudioDevicePropertyScopeOutput, kAudioObjectPropertyElementMaster };
AudioObjectPropertyAddress audioDevicesAddress = { kAudioHardwarePropertyDevices, kAudioObjectPropertyScopeGlobal, kAudioObjectPropertyElementMaster };
err = AudioObjectRemovePropertyListener( kAudioObjectSystemObject, &audioDevicesAddress, HardwareListener, NULL );
if( err != noErr )
......@@ -933,7 +948,7 @@ static void Probe( audio_output_t * p_aout )
struct aout_sys_t *p_sys = p_aout->sys;
/* Get number of devices */
AudioObjectPropertyAddress audioDevicesAddress = { kAudioHardwarePropertyDevices, kAudioDevicePropertyScopeOutput, kAudioObjectPropertyElementMaster };
AudioObjectPropertyAddress audioDevicesAddress = { kAudioHardwarePropertyDevices, kAudioObjectPropertyScopeGlobal, kAudioObjectPropertyElementMaster };
err = AudioObjectGetPropertyDataSize(kAudioObjectSystemObject, &audioDevicesAddress, 0, NULL, &i_param_size);
if( err != noErr )
{
......@@ -1040,14 +1055,17 @@ static void Probe( audio_output_t * p_aout )
var_Get( p_aout->p_libvlc, "macosx-audio-device", &val );
if( val.i_int > 0 )
{
msg_Dbg( p_aout, "using preselected output device %#"PRIx64, val.i_int );
var_Change( p_aout, "audio-device", VLC_VAR_SETDEFAULT, &val, NULL );
var_Set( p_aout, "audio-device", val );
}
/* Attach a Listener so that we are notified of a change in the Device setup */
err = AudioObjectAddPropertyListener( kAudioObjectSystemObject, &audioDevicesAddress, HardwareListener, (void *)p_aout );
if( err )
if( err != noErr ) {
msg_Warn( p_aout, "failed to add listener for audio device configuration (%i)", err );
goto error;
}
free( p_devices );
return;
......@@ -1339,9 +1357,9 @@ static OSStatus RenderCallbackAnalog( vlc_object_t *_p_aout,
}
else
{
vlc_memset( (uint8_t *)ioData->mBuffers[0].mData +i_mData_bytes,
0,ioData->mBuffers[0].mDataByteSize - i_mData_bytes );
i_mData_bytes += ioData->mBuffers[0].mDataByteSize - i_mData_bytes;
vlc_memset( (uint8_t *)ioData->mBuffers[0].mData +i_mData_bytes,
0,ioData->mBuffers[0].mDataByteSize - i_mData_bytes );
i_mData_bytes += ioData->mBuffers[0].mDataByteSize - i_mData_bytes;
}
}
return( noErr );
......@@ -1413,6 +1431,13 @@ static OSStatus HardwareListener( AudioObjectID inObjectID, UInt32 inNumberAddr
{
/* something changed in the list of devices */
/* We trigger the audio-device's aout_ChannelsRestart callback */
msg_Warn( p_aout, "audio device configuration changed, resetting cache" );
var_TriggerCallback( p_aout, "audio-device" );
var_Destroy( p_aout, "audio-device" );
}
else if( inAddresses[i].mSelector == kAudioDevicePropertyDeviceIsAlive )
{
msg_Warn( p_aout, "audio device died, resetting aout" );
var_TriggerCallback( p_aout, "audio-device" );
var_Destroy( p_aout, "audio-device" );
}
......
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