/*****************************************************************************
* auhal.c: AUHAL and Coreaudio output plugin
*****************************************************************************
- * Copyright (C) 2005, 2011 the VideoLAN team
+ * Copyright (C) 2005 - 2013 VLC authors and VideoLAN
* $Id$
*
* Authors: Derk-Jan Hartman <hartman at videolan dot org>
* Felix Paul Kühne <fkuehne at videolan dot org>
+ * David Fuhrmann <david dot fuhrmann at googlemail dot com>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License for more details.
*
- * You should have received a copy of the GNU General Public License
+ * You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
-/*****************************************************************************
- * Preamble
- *****************************************************************************/
+#pragma mark includes
#ifdef HAVE_CONFIG_H
-# include "config.h"
+# import "config.h"
#endif
-#include <vlc_common.h>
-#include <vlc_plugin.h>
-#include <vlc_dialog.h> // dialog_Fatal
-#include <vlc_aout.h> // aout_*
+#import <vlc_common.h>
+#import <vlc_plugin.h>
+#import <vlc_dialog.h> // dialog_Fatal
+#import <vlc_aout.h> // aout_*
+
+#import <AudioUnit/AudioUnit.h> // AudioUnit
+#import <CoreAudio/CoreAudio.h> // AudioDeviceID
+#import <AudioToolbox/AudioFormat.h> // AudioFormatGetProperty
+#import <CoreServices/CoreServices.h>
+
+#import "TPCircularBuffer.h"
-#include <AudioUnit/AudioUnit.h> // AudioDeviceID
-#include <AudioToolbox/AudioFormat.h> // AudioFormatGetProperty
+#pragma mark -
+#pragma mark private declarations
#ifndef verify_noerr
# define verify_noerr(a) assert((a) == noErr)
#endif
-#define STREAM_FORMAT_MSG( pre, sfm ) \
+#define STREAM_FORMAT_MSG(pre, sfm) \
pre "[%f][%4.4s][%u][%u][%u][%u][%u][%u]", \
sfm.mSampleRate, (char *)&sfm.mFormatID, \
(unsigned int)sfm.mFormatFlags, (unsigned int)sfm.mBytesPerPacket, \
(unsigned int)sfm.mFramesPerPacket, (unsigned int)sfm.mBytesPerFrame, \
(unsigned int)sfm.mChannelsPerFrame, (unsigned int)sfm.mBitsPerChannel
-#ifndef NDEBUG
-#define STREAM_FORMAT_MSG_FULL( pre, sfm ) \
- pre ":\nsamplerate: [%"PRIu32"]\nFormatID: [%4.4s]\nFormatFlags: [%"PRIu32"]\nBypesPerPacket: [%"PRIu32"]\nFramesPerPacket: [%"PRIu32"]\nBytesPerFrame: [%u]\nChannelsPerFrame: [%u]\nBitsPerChannel[%u]", \
- (UInt32)sfm.mSampleRate, (char *)&sfm.mFormatID, \
- sfm.mFormatFlags, sfm.mBytesPerPacket, \
- sfm.mFramesPerPacket, sfm.mBytesPerFrame, \
- sfm.mChannelsPerFrame, sfm.mBitsPerChannel
-#endif
-
-#define FRAMESIZE 2048
-#define BUFSIZE (FRAMESIZE * 8) * 8
#define AOUT_VAR_SPDIF_FLAG 0xf00000
-/*
- * TODO:
- * - clean up the debug info
- * - be better at changing stream setup or devices setup changes while playing.
- * - fix 6.1 and 7.1
- */
+#define AUDIO_BUFFER_SIZE_IN_SECONDS (AOUT_MAX_ADVANCE_TIME / CLOCK_FREQ)
+
+
+#define AOUT_VOLUME_DEFAULT 256
+#define AOUT_VOLUME_MAX 512
+
+#define VOLUME_TEXT N_("Audio volume")
+#define VOLUME_LONGTEXT VOLUME_TEXT
+
+#define DEVICE_TEXT N_("Last audio device")
+#define DEVICE_LONGTEXT DEVICE_TEXT
/*****************************************************************************
* aout_sys_t: private audio output method descriptor
*****************************************************************************/
struct aout_sys_t
{
- aout_packet_t packet;
- AudioDeviceID i_default_dev; /* DeviceID of defaultOutputDevice */
- AudioDeviceID i_selected_dev; /* DeviceID of the selected device */
- AudioDeviceIOProcID i_procID; /* DeviceID of current device */
- UInt32 i_devices; /* Number of CoreAudio Devices */
- bool b_supports_digital; /* Does the currently selected device support digital mode? */
- bool b_digital; /* Are we running in digital mode? */
- mtime_t clock_diff; /* Difference between VLC clock and Device clock */
+ AudioObjectID i_default_dev; /* DeviceID of defaultOutputDevice */
+ AudioObjectID i_selected_dev; /* DeviceID of the selected device */
+ bool b_selected_dev_is_digital;
+ AudioDeviceIOProcID i_procID; /* DeviceID of current device */
+ bool b_digital; /* Are we running in digital mode? */
+ mtime_t clock_diff; /* Difference between VLC clock and Device clock */
+
+ uint8_t chans_to_reorder; /* do we need channel reordering */
+ uint8_t chan_table[AOUT_CHAN_MAX];
+
+ UInt32 i_numberOfChannels;
+ TPCircularBuffer circular_buffer; /* circular buffer to swap the audio data */
/* AUHAL specific */
- Component au_component; /* The Audiocomponent we use */
- AudioUnit au_unit; /* The AudioUnit we use */
- uint8_t p_remainder_buffer[BUFSIZE];
- uint32_t i_read_bytes;
- uint32_t i_total_bytes;
+ AudioComponent au_component; /* The AudioComponent we use */
+ AudioUnit au_unit; /* The AudioUnit we use */
/* CoreAudio SPDIF mode specific */
- pid_t i_hog_pid; /* The keep the pid of our hog status */
- AudioStreamID i_stream_id; /* The StreamID that has a cac3 streamformat */
- int i_stream_index; /* The index of i_stream_id in an AudioBufferList */
- AudioStreamBasicDescription stream_format; /* The format we changed the stream to */
- AudioStreamBasicDescription sfmt_revert; /* The original format of the stream */
- bool b_revert; /* Wether we need to revert the stream format */
- bool b_changed_mixing; /* Wether we need to set the mixing mode back */
+ pid_t i_hog_pid; /* The keep the pid of our hog status */
+ AudioStreamID i_stream_id; /* The StreamID that has a cac3 streamformat */
+ int i_stream_index; /* The index of i_stream_id in an AudioBufferList */
+ AudioStreamBasicDescription stream_format; /* The format we changed the stream to */
+ AudioStreamBasicDescription sfmt_revert; /* The original format of the stream */
+ bool b_revert; /* Whether we need to revert the stream format */
+ bool b_changed_mixing; /* Whether we need to set the mixing mode back */
+ bool b_got_first_sample; /* did the aout core provide something to render? */
+
+ int i_rate; /* media sample rate */
+ int i_bytes_per_sample;
+
+ struct audio_device_t *devices;
+
+ vlc_mutex_t lock;
+ vlc_cond_t cond;
};
-/*****************************************************************************
- * Local prototypes.
- *****************************************************************************/
-static int Open ( vlc_object_t * );
-static int OpenAnalog ( audio_output_t * );
-static int OpenSPDIF ( audio_output_t * );
-static void Close ( vlc_object_t * );
+struct audio_device_t
+{
+ struct audio_device_t *next;
+ UInt32 deviceid;
+ char *name;
+};
-static void Probe ( audio_output_t * );
-static int AudioDeviceHasOutput ( AudioDeviceID );
-static int AudioDeviceSupportsDigital( audio_output_t *, AudioDeviceID );
-static int AudioStreamSupportsDigital( audio_output_t *, AudioStreamID );
-static int AudioStreamChangeFormat ( audio_output_t *, AudioStreamID, AudioStreamBasicDescription );
+#pragma mark -
+#pragma mark local prototypes & module descriptor
-static OSStatus RenderCallbackAnalog ( vlc_object_t *, AudioUnitRenderActionFlags *, const AudioTimeStamp *,
- unsigned int, unsigned int, AudioBufferList *);
-static OSStatus RenderCallbackSPDIF ( AudioDeviceID, const AudioTimeStamp *, const void *, const AudioTimeStamp *,
- AudioBufferList *, const AudioTimeStamp *, void * );
-static OSStatus HardwareListener ( AudioObjectID, UInt32, const AudioObjectPropertyAddress *, void * );
-static OSStatus StreamListener ( AudioObjectID, UInt32, const AudioObjectPropertyAddress *, void * );
-static int AudioDeviceCallback ( vlc_object_t *, const char *,
- vlc_value_t, vlc_value_t, void * );
+static int Open (vlc_object_t *);
+static void Close (vlc_object_t *);
+static int Start (audio_output_t *, audio_sample_format_t *);
+static int StartAnalog (audio_output_t *, audio_sample_format_t *);
+static int StartSPDIF (audio_output_t *, audio_sample_format_t *);
+static void Stop (audio_output_t *);
+static int DeviceList (audio_output_t *p_aout, char ***namesp, char ***descsp);
+static void RebuildDeviceList (audio_output_t *);
+static int SwitchAudioDevice (audio_output_t *p_aout, const char *name);
+static int VolumeSet (audio_output_t *, float);
+static int MuteSet (audio_output_t *, bool);
+
+static void Play (audio_output_t *, block_t *);
+static void Pause (audio_output_t *, bool, mtime_t);
+static void Flush (audio_output_t *, bool);
+static int TimeGet (audio_output_t *, mtime_t *);
+static OSStatus RenderCallbackAnalog (vlc_object_t *, AudioUnitRenderActionFlags *, const AudioTimeStamp *,
+ UInt32 , UInt32, AudioBufferList *);
+
+static OSStatus RenderCallbackSPDIF (AudioDeviceID, const AudioTimeStamp *, const void *, const AudioTimeStamp *,
+ AudioBufferList *, const AudioTimeStamp *, void *);
+
+static OSStatus HardwareListener (AudioObjectID, UInt32, const AudioObjectPropertyAddress *, void *);
+static OSStatus StreamListener (AudioObjectID, UInt32, const AudioObjectPropertyAddress *, void *);
+
+static int AudioDeviceHasOutput (AudioDeviceID);
+static int AudioDeviceSupportsDigital(audio_output_t *, AudioDeviceID);
+static int AudioStreamSupportsDigital(audio_output_t *, AudioStreamID);
+static int AudioStreamChangeFormat (audio_output_t *, AudioStreamID, AudioStreamBasicDescription);
-/*****************************************************************************
- * Module descriptor
- *****************************************************************************/
-#define ADEV_TEXT N_("Audio Device")
-#define ADEV_LONGTEXT N_("Choose a number corresponding to the number of an " \
- "audio device, as listed in your 'Audio Device' menu. This device will " \
- "then be used by default for audio playback.")
vlc_module_begin ()
- set_shortname( "auhal" )
- set_description( N_("HAL AudioUnit output") )
- set_capability( "audio output", 101 )
- set_category( CAT_AUDIO )
- set_subcategory( SUBCAT_AUDIO_AOUT )
- set_callbacks( Open, Close )
- add_integer( "macosx-audio-device", 0, ADEV_TEXT, ADEV_LONGTEXT, false )
+ set_shortname("auhal")
+ set_description(N_("HAL AudioUnit output"))
+ set_capability("audio output", 101)
+ set_category(CAT_AUDIO)
+ set_subcategory(SUBCAT_AUDIO_AOUT)
+ set_callbacks(Open, Close)
+ add_integer("auhal-volume", AOUT_VOLUME_DEFAULT,
+ VOLUME_TEXT, VOLUME_LONGTEXT, true)
+ change_integer_range(0, AOUT_VOLUME_MAX)
+ add_string("auhal-audio-device", "", DEVICE_TEXT, DEVICE_LONGTEXT, true)
+ add_obsolete_integer("macosx-audio-device") /* since 2.1.0 */
vlc_module_end ()
-/*****************************************************************************
- * Open: open macosx audio output
- *****************************************************************************/
-static int Open( vlc_object_t * p_this )
+#pragma mark -
+#pragma mark initialization
+
+static int Open(vlc_object_t *obj)
+{
+ audio_output_t *aout = (audio_output_t *)obj;
+ aout_sys_t *sys = malloc(sizeof (*sys));
+
+ if (unlikely(sys == NULL))
+ return VLC_ENOMEM;
+
+ vlc_mutex_init(&sys->lock);
+ vlc_cond_init(&sys->cond);
+
+ aout->sys = sys;
+ aout->start = Start;
+ aout->stop = Stop;
+ aout->volume_set = VolumeSet;
+ aout->mute_set = MuteSet;
+ aout->device_enum = DeviceList;
+ aout->sys->devices = NULL;
+ aout->device_select = SwitchAudioDevice;
+
+ RebuildDeviceList(aout);
+
+ /* remember the volume */
+ aout_VolumeReport(aout, var_InheritInteger(aout, "auhal-volume") / (float)AOUT_VOLUME_DEFAULT);
+ MuteSet(aout, var_InheritBool(aout, "mute"));
+
+ SwitchAudioDevice(aout, config_GetPsz(aout, "auhal-audio-device"));
+
+ return VLC_SUCCESS;
+}
+
+static void Close(vlc_object_t *obj)
+{
+ audio_output_t *aout = (audio_output_t *)obj;
+ aout_sys_t *sys = aout->sys;
+
+ config_PutPsz(aout, "auhal-audio-device", aout_DeviceGet(aout));
+
+ for (struct audio_device_t * device = sys->devices, *next; device != NULL; device = next) {
+ next = device->next;
+ free(device->name);
+ free(device);
+ }
+
+ vlc_mutex_destroy(&sys->lock);
+ vlc_cond_destroy(&sys->cond);
+
+ free(sys);
+}
+
+static int Start(audio_output_t *p_aout, audio_sample_format_t *restrict fmt)
{
OSStatus err = noErr;
UInt32 i_param_size = 0;
struct aout_sys_t *p_sys = NULL;
- vlc_value_t val;
- audio_output_t *p_aout = (audio_output_t *)p_this;
/* Use int here, to match kAudioDevicePropertyDeviceIsAlive
* property size */
int b_alive = false;
- /* Allocate structure */
- p_aout->sys = malloc( sizeof( aout_sys_t ) );
- if( p_aout->sys == NULL )
- return VLC_ENOMEM;
+ bool b_start_digital = false;
p_sys = p_aout->sys;
- p_sys->i_default_dev = 0;
- p_sys->i_selected_dev = 0;
- p_sys->i_devices = 0;
- p_sys->b_supports_digital = false;
p_sys->b_digital = false;
p_sys->au_component = NULL;
p_sys->au_unit = NULL;
p_sys->clock_diff = (mtime_t) 0;
- p_sys->i_read_bytes = 0;
- p_sys->i_total_bytes = 0;
p_sys->i_hog_pid = -1;
p_sys->i_stream_id = 0;
p_sys->i_stream_index = -1;
p_sys->b_revert = false;
p_sys->b_changed_mixing = false;
- memset( p_sys->p_remainder_buffer, 0, sizeof(uint8_t) * BUFSIZE );
-
- p_aout->pf_play = aout_PacketPlay;
- p_aout->pf_pause = aout_PacketPause;
- p_aout->pf_flush = aout_PacketFlush;
+ p_sys->i_bytes_per_sample = 0;
- aout_FormatPrint( p_aout, "VLC is looking for:", &p_aout->format );
-
- /* Persistent device variable */
- if( var_Type( p_aout->p_libvlc, "macosx-audio-device" ) == 0 )
- {
- var_CreateGetInteger( p_aout->p_libvlc, "macosx-audio-device" );
- }
-
- /* Build a list of devices */
- if( var_Type( p_aout, "audio-device" ) == 0 )
- {
- Probe( p_aout );
- }
-
- /* What device do we want? */
- if( var_Get( p_aout, "audio-device", &val ) < 0 )
- {
- msg_Err( p_aout, "audio-device var does not exist. device probe failed." );
- goto error;
- }
+ aout_FormatPrint(p_aout, "VLC is looking for:", fmt);
- p_sys->i_selected_dev = val.i_int & ~AOUT_VAR_SPDIF_FLAG; /* remove SPDIF flag to get the true DeviceID */
- p_sys->b_supports_digital = ( val.i_int & AOUT_VAR_SPDIF_FLAG ) ? true : false;
- if( p_sys->b_supports_digital )
- msg_Dbg( p_aout, "audio device supports digital output" );
- else
- msg_Dbg( p_aout, "audio device does not support digital output" );
+ msg_Dbg(p_aout, "attempting to use device %i", p_sys->i_selected_dev);
/* 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 );
+ 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 );
+ err = AudioObjectGetPropertyData(p_sys->i_selected_dev, &audioDeviceAliveAddress, 0, NULL, &i_param_size, &b_alive);
- if( err != noErr )
- {
+ if (err != noErr) {
/* Be tolerant, only give a warning here */
- msg_Warn( p_aout, "could not check whether device [0x%x] is alive: %4.4s",
- (unsigned int)p_sys->i_selected_dev, (char *)&err );
+ msg_Warn(p_aout, "could not check whether device [0x%x] is alive: %4.4s",
+ (unsigned int)p_sys->i_selected_dev, (char *)&err);
b_alive = false;
}
- if( !b_alive )
- {
- msg_Warn( p_aout, "selected audio device is not alive, switching to default device" );
+ if (!b_alive) {
+ msg_Warn(p_aout, "selected audio device is not alive, switching to default device with id %i", p_sys->i_default_dev);
p_sys->i_selected_dev = p_sys->i_default_dev;
+ p_sys->b_selected_dev_is_digital = false;
+ }
+
+ // recheck if device still supports digital
+ b_start_digital = p_sys->b_selected_dev_is_digital;
+ if(!AudioDeviceSupportsDigital(p_aout, p_sys->i_selected_dev))
+ b_start_digital = false;
+
+ if (b_start_digital)
+ msg_Dbg(p_aout, "Use audio device for digital output");
+
+ /* 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 };
- i_param_size = sizeof( p_sys->i_hog_pid );
- err = AudioObjectGetPropertyData( p_sys->i_selected_dev, &audioDeviceHogModeAddress, 0, NULL, &i_param_size, &p_sys->i_hog_pid );
- if( err != noErr )
- {
+ i_param_size = sizeof(p_sys->i_hog_pid);
+ err = AudioObjectGetPropertyData(p_sys->i_selected_dev, &audioDeviceHogModeAddress, 0, NULL, &i_param_size, &p_sys->i_hog_pid);
+ if (err != noErr) {
/* This is not a fatal error. Some drivers simply don't support this property */
- msg_Warn( p_aout, "could not check whether device is hogged: %4.4s",
- (char *)&err );
+ msg_Warn(p_aout, "could not check whether device is hogged: %4.4s",
+ (char *)&err);
p_sys->i_hog_pid = -1;
}
- if( p_sys->i_hog_pid != -1 && p_sys->i_hog_pid != getpid() )
- {
- msg_Err( p_aout, "Selected audio device is exclusively in use by another program." );
- dialog_Fatal( p_aout, _("Audio output failed"), "%s",
+ if (p_sys->i_hog_pid != -1 && p_sys->i_hog_pid != getpid()) {
+ msg_Err(p_aout, "Selected audio device is exclusively in use by another program.");
+ dialog_Fatal(p_aout, _("Audio output failed"), "%s",
_("The selected audio output device is exclusively in "
- "use by another program.") );
+ "use by another program."));
goto error;
}
+ bool b_success = false;
+
/* Check for Digital mode or Analog output mode */
- if( AOUT_FMT_SPDIF( &p_aout->format ) && p_sys->b_supports_digital )
- {
- if( OpenSPDIF( p_aout ) )
- {
- msg_Dbg( p_aout, "digital output successfully opened" );
- return VLC_SUCCESS;
+ if (AOUT_FMT_SPDIF (fmt) && b_start_digital) {
+ if (StartSPDIF (p_aout, fmt)) {
+ msg_Dbg(p_aout, "digital output successfully opened");
+ b_success = true;
}
- }
- else
- {
- if( OpenAnalog( p_aout ) )
- {
- msg_Dbg( p_aout, "analog output successfully opened" );
- return VLC_SUCCESS;
+ } else {
+ if (StartAnalog(p_aout, fmt)) {
+ msg_Dbg(p_aout, "analog output successfully opened");
+ b_success = true;
}
}
+ if (b_success) {
+ p_aout->play = Play;
+ p_aout->flush = Flush;
+ p_aout->time_get = TimeGet;
+ p_aout->pause = Pause;
+ return VLC_SUCCESS;
+ }
+
error:
/* If we reach this, this aout has failed */
- msg_Err( p_aout, "opening the auhal output failed" );
- var_Destroy( p_aout, "audio-device" );
- free( p_sys );
+ msg_Err(p_aout, "opening auhal output failed");
return VLC_EGENERIC;
}
-/*****************************************************************************
- * Open: open and setup a HAL AudioUnit to do analog (multichannel) audio output
- *****************************************************************************/
-static int OpenAnalog( audio_output_t *p_aout )
+/*
+ * StartAnalog: open and setup a HAL AudioUnit to do PCM audio output
+ */
+static int StartAnalog(audio_output_t *p_aout, audio_sample_format_t *fmt)
{
struct aout_sys_t *p_sys = p_aout->sys;
OSStatus err = noErr;
UInt32 i_param_size = 0;
int i_original;
- ComponentDescription desc;
+ AudioComponentDescription desc;
AudioStreamBasicDescription DeviceFormat;
AudioChannelLayout *layout;
AudioChannelLayout new_layout;
AURenderCallbackStruct input;
+ p_aout->sys->chans_to_reorder = 0;
/* Lets go find our Component */
desc.componentType = kAudioUnitType_Output;
desc.componentFlags = 0;
desc.componentFlagsMask = 0;
- p_sys->au_component = FindNextComponent( NULL, &desc );
- if( p_sys->au_component == NULL )
- {
- msg_Warn( p_aout, "we cannot find our HAL component" );
+ p_sys->au_component = AudioComponentFindNext(NULL, &desc);
+ if (p_sys->au_component == NULL) {
+ msg_Warn(p_aout, "we cannot find our HAL component");
return false;
}
- err = OpenAComponent( p_sys->au_component, &p_sys->au_unit );
- if( err != noErr )
- {
- msg_Warn( p_aout, "we cannot open our HAL component" );
+ err = AudioComponentInstanceNew(p_sys->au_component, &p_sys->au_unit);
+ if (err != noErr) {
+ msg_Warn(p_aout, "we cannot open our HAL component");
return false;
}
/* Set the device we will use for this output unit */
- err = AudioUnitSetProperty( p_sys->au_unit,
+ err = AudioUnitSetProperty(p_sys->au_unit,
kAudioOutputUnitProperty_CurrentDevice,
kAudioUnitScope_Global,
0,
&p_sys->i_selected_dev,
- sizeof( AudioDeviceID ));
+ sizeof(AudioObjectID));
- if( err != noErr )
- {
- msg_Warn( p_aout, "we cannot select the audio device" );
+ if (err != noErr) {
+ msg_Warn(p_aout, "we cannot select the audio device");
return false;
}
/* Get the current format */
i_param_size = sizeof(AudioStreamBasicDescription);
- err = AudioUnitGetProperty( p_sys->au_unit,
+ err = AudioUnitGetProperty(p_sys->au_unit,
kAudioUnitProperty_StreamFormat,
- kAudioUnitScope_Input,
+ kAudioUnitScope_Output,
0,
&DeviceFormat,
- &i_param_size );
+ &i_param_size);
- if( err != noErr ) return false;
- else msg_Dbg( p_aout, STREAM_FORMAT_MSG( "current format is: ", DeviceFormat ) );
+ if (err != noErr)
+ return false;
+ else
+ msg_Dbg(p_aout, STREAM_FORMAT_MSG("current format is: ", DeviceFormat));
/* Get the channel layout of the device side of the unit (vlc -> unit -> device) */
- err = AudioUnitGetPropertyInfo( p_sys->au_unit,
+ err = AudioUnitGetPropertyInfo(p_sys->au_unit,
kAudioDevicePropertyPreferredChannelLayout,
kAudioUnitScope_Output,
0,
&i_param_size,
- NULL );
+ NULL);
- if( err == noErr )
- {
- layout = (AudioChannelLayout *)malloc( i_param_size);
+ if (err == noErr) {
+ layout = (AudioChannelLayout *)malloc(i_param_size);
- verify_noerr( AudioUnitGetProperty( p_sys->au_unit,
+ verify_noerr(AudioUnitGetProperty(p_sys->au_unit,
kAudioDevicePropertyPreferredChannelLayout,
kAudioUnitScope_Output,
0,
layout,
- &i_param_size ));
+ &i_param_size));
/* We need to "fill out" the ChannelLayout, because there are multiple ways that it can be set */
- if( layout->mChannelLayoutTag == kAudioChannelLayoutTag_UseChannelBitmap)
- {
+ if (layout->mChannelLayoutTag == kAudioChannelLayoutTag_UseChannelBitmap) {
/* bitmap defined channellayout */
- verify_noerr( AudioFormatGetProperty( kAudioFormatProperty_ChannelLayoutForBitmap,
- sizeof( UInt32), &layout->mChannelBitmap,
+ verify_noerr(AudioFormatGetProperty(kAudioFormatProperty_ChannelLayoutForBitmap,
+ sizeof(UInt32), &layout->mChannelBitmap,
&i_param_size,
- layout ));
- }
- else if( layout->mChannelLayoutTag != kAudioChannelLayoutTag_UseChannelDescriptions )
+ layout));
+ } else if (layout->mChannelLayoutTag != kAudioChannelLayoutTag_UseChannelDescriptions)
{
/* layouttags defined channellayout */
- verify_noerr( AudioFormatGetProperty( kAudioFormatProperty_ChannelLayoutForTag,
- sizeof( AudioChannelLayoutTag ), &layout->mChannelLayoutTag,
+ verify_noerr(AudioFormatGetProperty(kAudioFormatProperty_ChannelLayoutForTag,
+ sizeof(AudioChannelLayoutTag), &layout->mChannelLayoutTag,
&i_param_size,
- layout ));
+ layout));
}
- msg_Dbg( p_aout, "layout of AUHAL has %d channels" , (int)layout->mNumberChannelDescriptions );
+ msg_Dbg(p_aout, "layout of AUHAL has %i channels" , layout->mNumberChannelDescriptions);
+
+ if (layout->mNumberChannelDescriptions == 0) {
+ msg_Err(p_aout, "insufficient number of output channels");
+ return false;
+ }
/* Initialize the VLC core channel count */
- p_aout->format.i_physical_channels = 0;
- i_original = p_aout->format.i_original_channels & AOUT_CHAN_PHYSMASK;
+ fmt->i_physical_channels = 0;
+ i_original = fmt->i_original_channels & AOUT_CHAN_PHYSMASK;
- if( i_original == AOUT_CHAN_CENTER || layout->mNumberChannelDescriptions < 2 )
- {
+ if (i_original == AOUT_CHAN_CENTER || layout->mNumberChannelDescriptions < 2) {
/* We only need Mono or cannot output more than 1 channel */
- p_aout->format.i_physical_channels = AOUT_CHAN_CENTER;
- }
- else if( i_original == (AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT) || layout->mNumberChannelDescriptions < 3 )
- {
+ fmt->i_physical_channels = AOUT_CHAN_CENTER;
+ } else if (i_original == (AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT) || layout->mNumberChannelDescriptions < 3) {
/* We only need Stereo or cannot output more than 2 channels */
- p_aout->format.i_physical_channels = AOUT_CHAN_RIGHT | AOUT_CHAN_LEFT;
- }
- else
- {
+ fmt->i_physical_channels = AOUT_CHANS_STEREO;
+ } else {
/* We want more than stereo and we can do that */
- for( unsigned int i = 0; i < layout->mNumberChannelDescriptions; i++ )
- {
- msg_Dbg( p_aout, "this is channel: %d", (int)layout->mChannelDescriptions[i].mChannelLabel );
+ for (unsigned int i = 0; i < layout->mNumberChannelDescriptions; i++) {
+#ifndef NDEBUG
+ msg_Dbg(p_aout, "this is channel: %d", (int)layout->mChannelDescriptions[i].mChannelLabel);
+#endif
- switch( layout->mChannelDescriptions[i].mChannelLabel )
- {
+ switch(layout->mChannelDescriptions[i].mChannelLabel) {
case kAudioChannelLabel_Left:
- p_aout->format.i_physical_channels |= AOUT_CHAN_LEFT;
+ fmt->i_physical_channels |= AOUT_CHAN_LEFT;
continue;
case kAudioChannelLabel_Right:
- p_aout->format.i_physical_channels |= AOUT_CHAN_RIGHT;
+ fmt->i_physical_channels |= AOUT_CHAN_RIGHT;
continue;
case kAudioChannelLabel_Center:
- p_aout->format.i_physical_channels |= AOUT_CHAN_CENTER;
+ fmt->i_physical_channels |= AOUT_CHAN_CENTER;
continue;
case kAudioChannelLabel_LFEScreen:
- p_aout->format.i_physical_channels |= AOUT_CHAN_LFE;
+ fmt->i_physical_channels |= AOUT_CHAN_LFE;
continue;
case kAudioChannelLabel_LeftSurround:
- p_aout->format.i_physical_channels |= AOUT_CHAN_REARLEFT;
+ fmt->i_physical_channels |= AOUT_CHAN_REARLEFT;
continue;
case kAudioChannelLabel_RightSurround:
- p_aout->format.i_physical_channels |= AOUT_CHAN_REARRIGHT;
+ fmt->i_physical_channels |= AOUT_CHAN_REARRIGHT;
continue;
case kAudioChannelLabel_RearSurroundLeft:
- p_aout->format.i_physical_channels |= AOUT_CHAN_MIDDLELEFT;
+ fmt->i_physical_channels |= AOUT_CHAN_MIDDLELEFT;
continue;
case kAudioChannelLabel_RearSurroundRight:
- p_aout->format.i_physical_channels |= AOUT_CHAN_MIDDLERIGHT;
+ fmt->i_physical_channels |= AOUT_CHAN_MIDDLERIGHT;
continue;
case kAudioChannelLabel_CenterSurround:
- p_aout->format.i_physical_channels |= AOUT_CHAN_REARCENTER;
+ fmt->i_physical_channels |= AOUT_CHAN_REARCENTER;
continue;
default:
- msg_Warn( p_aout, "unrecognized channel form provided by driver: %d", (int)layout->mChannelDescriptions[i].mChannelLabel );
+ msg_Warn(p_aout, "unrecognized channel form provided by driver: %d", (int)layout->mChannelDescriptions[i].mChannelLabel);
}
}
- if( p_aout->format.i_physical_channels == 0 )
- {
- p_aout->format.i_physical_channels = AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT;
- msg_Err( p_aout, "You should configure your speaker layout with Audio Midi Setup Utility in /Applications/Utilities. Now using Stereo mode." );
- dialog_Fatal( p_aout, _("Audio device is not configured"), "%s",
+ if (fmt->i_physical_channels == 0) {
+ fmt->i_physical_channels = AOUT_CHANS_STEREO;
+ msg_Err(p_aout, "You should configure your speaker layout with Audio Midi Setup Utility in /Applications/Utilities. Now using Stereo mode.");
+ dialog_Fatal(p_aout, _("Audio device is not configured"), "%s",
_("You should configure your speaker layout with "
"the \"Audio Midi Setup\" utility in /Applications/"
- "Utilities. Stereo mode is being used now.") );
+ "Utilities. Stereo mode is being used now."));
}
}
- free( layout );
- }
- else
- {
- msg_Warn( p_aout, "this driver does not support kAudioDevicePropertyPreferredChannelLayout. BAD DRIVER AUTHOR !!!" );
- p_aout->format.i_physical_channels = AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT;
+ free(layout);
+ } else {
+ msg_Warn(p_aout, "this driver does not support kAudioDevicePropertyPreferredChannelLayout. BAD DRIVER AUTHOR !!!");
+ fmt->i_physical_channels = AOUT_CHANS_STEREO;
}
- msg_Dbg( p_aout, "selected %d physical channels for device output", aout_FormatNbChannels( &p_aout->format ) );
- msg_Dbg( p_aout, "VLC will output: %s", aout_FormatPrintChannels( &p_aout->format ));
+ msg_Dbg(p_aout, "selected %d physical channels for device output", aout_FormatNbChannels(fmt));
+ msg_Dbg(p_aout, "VLC will output: %s", aout_FormatPrintChannels(fmt));
+ p_sys->i_numberOfChannels = aout_FormatNbChannels(fmt);
memset (&new_layout, 0, sizeof(new_layout));
- switch( aout_FormatNbChannels( &p_aout->format ) )
- {
+ uint32_t chans_out[AOUT_CHAN_MAX];
+
+ switch(aout_FormatNbChannels(fmt)) {
case 1:
new_layout.mChannelLayoutTag = kAudioChannelLayoutTag_Mono;
break;
new_layout.mChannelLayoutTag = kAudioChannelLayoutTag_Stereo;
break;
case 3:
- if( p_aout->format.i_physical_channels & AOUT_CHAN_CENTER )
- {
+ if (fmt->i_physical_channels & AOUT_CHAN_CENTER)
new_layout.mChannelLayoutTag = kAudioChannelLayoutTag_DVD_7; // L R C
- }
- else if( p_aout->format.i_physical_channels & AOUT_CHAN_LFE )
- {
+ else if (fmt->i_physical_channels & AOUT_CHAN_LFE)
new_layout.mChannelLayoutTag = kAudioChannelLayoutTag_DVD_4; // L R LFE
- }
break;
case 4:
- if( p_aout->format.i_physical_channels & ( AOUT_CHAN_CENTER | AOUT_CHAN_LFE ) )
- {
+ if (fmt->i_physical_channels & (AOUT_CHAN_CENTER | AOUT_CHAN_LFE))
new_layout.mChannelLayoutTag = kAudioChannelLayoutTag_DVD_10; // L R C LFE
- }
- else if( p_aout->format.i_physical_channels & ( AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT ) )
- {
+ else if (fmt->i_physical_channels & (AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT))
new_layout.mChannelLayoutTag = kAudioChannelLayoutTag_DVD_3; // L R Ls Rs
- }
- else if( p_aout->format.i_physical_channels & ( AOUT_CHAN_CENTER | AOUT_CHAN_REARCENTER ) )
- {
+ else if (fmt->i_physical_channels & (AOUT_CHAN_CENTER | AOUT_CHAN_REARCENTER))
new_layout.mChannelLayoutTag = kAudioChannelLayoutTag_DVD_3; // L R C Cs
- }
break;
case 5:
- if( p_aout->format.i_physical_channels & ( AOUT_CHAN_CENTER ) )
- {
+ if (fmt->i_physical_channels & (AOUT_CHAN_CENTER))
new_layout.mChannelLayoutTag = kAudioChannelLayoutTag_DVD_19; // L R Ls Rs C
- }
- else if( p_aout->format.i_physical_channels & ( AOUT_CHAN_LFE ) )
- {
+ else if (fmt->i_physical_channels & (AOUT_CHAN_LFE))
new_layout.mChannelLayoutTag = kAudioChannelLayoutTag_DVD_18; // L R Ls Rs LFE
- }
break;
case 6:
- if( p_aout->format.i_physical_channels & ( AOUT_CHAN_LFE ) )
- {
+ if (fmt->i_physical_channels & (AOUT_CHAN_LFE))
new_layout.mChannelLayoutTag = kAudioChannelLayoutTag_DVD_20; // L R Ls Rs C LFE
- }
else
- {
new_layout.mChannelLayoutTag = kAudioChannelLayoutTag_AudioUnit_6_0; // L R Ls Rs C Cs
- }
break;
case 7:
- /* FIXME: This is incorrect. VLC uses the internal ordering: L R Lm Rm Lr Rr C LFE but this is wrong */
- new_layout.mChannelLayoutTag = kAudioChannelLayoutTag_MPEG_6_1_A; // L R C LFE Ls Rs Cs
+ new_layout.mChannelLayoutTag = kAudioChannelLayoutTag_MPEG_6_1_A;
+
+ chans_out[0] = AOUT_CHAN_LEFT;
+ chans_out[1] = AOUT_CHAN_RIGHT;
+ chans_out[2] = AOUT_CHAN_CENTER;
+ chans_out[3] = AOUT_CHAN_LFE;
+ chans_out[4] = AOUT_CHAN_REARLEFT;
+ chans_out[5] = AOUT_CHAN_REARRIGHT;
+ chans_out[6] = AOUT_CHAN_REARCENTER;
+
+ p_aout->sys->chans_to_reorder = aout_CheckChannelReorder(NULL, chans_out, fmt->i_physical_channels, p_aout->sys->chan_table);
+ if (p_aout->sys->chans_to_reorder)
+ msg_Dbg(p_aout, "channel reordering needed");
+
break;
case 8:
- /* FIXME: This is incorrect. VLC uses the internal ordering: L R Lm Rm Lr Rr C LFE but this is wrong */
- new_layout.mChannelLayoutTag = kAudioChannelLayoutTag_MPEG_7_1_A; // L R C LFE Ls Rs Lc Rc
+ new_layout.mChannelLayoutTag = kAudioChannelLayoutTag_MPEG_7_1_A;
+
+ chans_out[0] = AOUT_CHAN_LEFT;
+ chans_out[1] = AOUT_CHAN_RIGHT;
+ chans_out[2] = AOUT_CHAN_CENTER;
+ chans_out[3] = AOUT_CHAN_LFE;
+ chans_out[4] = AOUT_CHAN_MIDDLELEFT;
+ chans_out[5] = AOUT_CHAN_MIDDLERIGHT;
+ chans_out[6] = AOUT_CHAN_REARLEFT;
+ chans_out[7] = AOUT_CHAN_REARRIGHT;
+
+ p_aout->sys->chans_to_reorder = aout_CheckChannelReorder(NULL, chans_out, fmt->i_physical_channels, p_aout->sys->chan_table);
+ if (p_aout->sys->chans_to_reorder)
+ msg_Dbg(p_aout, "channel reordering needed");
+
break;
}
/* Set up the format to be used */
- DeviceFormat.mSampleRate = p_aout->format.i_rate;
+ DeviceFormat.mSampleRate = fmt->i_rate;
DeviceFormat.mFormatID = kAudioFormatLinearPCM;
+ p_sys->i_rate = fmt->i_rate;
- /* We use float 32. It's the best supported format by both VLC and Coreaudio */
- p_aout->format.i_format = VLC_CODEC_FL32;
+ /* We use float 32 since this is VLC's endorsed format */
+ fmt->i_format = VLC_CODEC_FL32;
DeviceFormat.mFormatFlags = kAudioFormatFlagsNativeFloatPacked;
DeviceFormat.mBitsPerChannel = 32;
- DeviceFormat.mChannelsPerFrame = aout_FormatNbChannels( &p_aout->format );
+ DeviceFormat.mChannelsPerFrame = aout_FormatNbChannels(fmt);
/* Calculate framesizes and stuff */
DeviceFormat.mFramesPerPacket = 1;
/* Set the desired format */
i_param_size = sizeof(AudioStreamBasicDescription);
- verify_noerr( AudioUnitSetProperty( p_sys->au_unit,
+ verify_noerr(AudioUnitSetProperty(p_sys->au_unit,
kAudioUnitProperty_StreamFormat,
kAudioUnitScope_Input,
0,
&DeviceFormat,
- i_param_size ));
+ i_param_size));
- msg_Dbg( p_aout, STREAM_FORMAT_MSG( "we set the AU format: " , DeviceFormat ) );
+ msg_Dbg(p_aout, STREAM_FORMAT_MSG("we set the AU format: " , DeviceFormat));
/* Retrieve actual format */
- verify_noerr( AudioUnitGetProperty( p_sys->au_unit,
+ verify_noerr(AudioUnitGetProperty(p_sys->au_unit,
kAudioUnitProperty_StreamFormat,
kAudioUnitScope_Input,
0,
&DeviceFormat,
- &i_param_size ));
+ &i_param_size));
- msg_Dbg( p_aout, STREAM_FORMAT_MSG( "the actual set AU format is " , DeviceFormat ) );
+ msg_Dbg(p_aout, STREAM_FORMAT_MSG("the actual set AU format is " , DeviceFormat));
/* Do the last VLC aout setups */
- aout_FormatPrepare( &p_aout->format );
- aout_PacketInit( p_aout, &p_sys->packet, FRAMESIZE );
- aout_VolumeSoftInit( p_aout );
+ aout_FormatPrepare(fmt);
/* set the IOproc callback */
input.inputProc = (AURenderCallback) RenderCallbackAnalog;
input.inputProcRefCon = p_aout;
- verify_noerr( AudioUnitSetProperty( p_sys->au_unit,
+ verify_noerr(AudioUnitSetProperty(p_sys->au_unit,
kAudioUnitProperty_SetRenderCallback,
kAudioUnitScope_Input,
- 0, &input, sizeof( input ) ) );
-
- input.inputProc = (AURenderCallback) RenderCallbackAnalog;
- input.inputProcRefCon = p_aout;
+ 0, &input, sizeof(input)));
/* Set the new_layout as the layout VLC will use to feed the AU unit */
- verify_noerr( AudioUnitSetProperty( p_sys->au_unit,
+ verify_noerr(AudioUnitSetProperty(p_sys->au_unit,
kAudioUnitProperty_AudioChannelLayout,
- kAudioUnitScope_Input,
- 0, &new_layout, sizeof(new_layout) ) );
+ kAudioUnitScope_Output,
+ 0, &new_layout, sizeof(new_layout)));
- if( new_layout.mNumberChannelDescriptions > 0 )
- free( new_layout.mChannelDescriptions );
+ if (new_layout.mNumberChannelDescriptions > 0)
+ free(new_layout.mChannelDescriptions);
/* AU initiliaze */
- verify_noerr( AudioUnitInitialize(p_sys->au_unit) );
+ verify_noerr(AudioUnitInitialize(p_sys->au_unit));
/* Find the difference between device clock and mdate clock */
p_sys->clock_diff = - (mtime_t)
- AudioConvertHostTimeToNanos( AudioGetCurrentHostTime() ) / 1000;
+ AudioConvertHostTimeToNanos(AudioGetCurrentHostTime()) / 1000;
p_sys->clock_diff += mdate();
- /* Start the AU */
- verify_noerr( AudioOutputUnitStart(p_sys->au_unit) );
+ /* setup circular buffer */
+ TPCircularBufferInit(&p_sys->circular_buffer, AUDIO_BUFFER_SIZE_IN_SECONDS *
+ fmt->i_rate * fmt->i_bytes_per_frame);
+
+ p_sys->b_got_first_sample = false;
+
+ /* Set volume for output unit */
+ float volume = var_InheritInteger(p_aout, "auhal-volume") / (float)AOUT_VOLUME_DEFAULT;
+ volume = volume * volume * volume;
+ verify_noerr(AudioUnitSetParameter(p_sys->au_unit,
+ kHALOutputParam_Volume,
+ kAudioUnitScope_Global,
+ 0,
+ volume,
+ 0));
return true;
}
-/*****************************************************************************
- * Setup a encoded digital stream (SPDIF)
- *****************************************************************************/
-static int OpenSPDIF( audio_output_t * p_aout )
+/*
+ * StartSPDIF: Setup an encoded digital stream (SPDIF) output
+ */
+static int StartSPDIF (audio_output_t * p_aout, audio_sample_format_t *fmt)
{
struct aout_sys_t *p_sys = p_aout->sys;
OSStatus err = noErr;
UInt32 i_param_size = 0, b_mix = 0;
Boolean b_writeable = false;
AudioStreamID *p_streams = NULL;
- UInt32 i_streams = 0;
+ unsigned i_streams = 0;
/* Start doing the SPDIF setup proces */
p_sys->b_digital = true;
/* Hog the device */
AudioObjectPropertyAddress audioDeviceHogModeAddress = { kAudioDevicePropertyHogMode, kAudioDevicePropertyScopeOutput, kAudioObjectPropertyElementMaster };
- i_param_size = sizeof( p_sys->i_hog_pid );
+ i_param_size = sizeof(p_sys->i_hog_pid);
p_sys->i_hog_pid = getpid() ;
- err = AudioObjectSetPropertyData( p_sys->i_selected_dev, &audioDeviceHogModeAddress, 0, NULL, i_param_size, &p_sys->i_hog_pid );
+ err = AudioObjectSetPropertyData(p_sys->i_selected_dev, &audioDeviceHogModeAddress, 0, NULL, i_param_size, &p_sys->i_hog_pid);
- if( err != noErr )
- {
- msg_Err( p_aout, "failed to set hogmode: [%4.4s]", (char *)&err );
+ if (err != noErr) {
+ msg_Err(p_aout, "failed to set hogmode: [%4.4s]", (char *)&err);
return false;
}
- /* Set mixable to false if we are allowed to */
- AudioObjectPropertyAddress audioDeviceSupportsMixingAddress = { kAudioDevicePropertySupportsMixing , kAudioDevicePropertyScopeOutput, kAudioObjectPropertyElementMaster };
- err = AudioObjectIsPropertySettable( p_sys->i_selected_dev, &audioDeviceSupportsMixingAddress, &b_writeable );
- err = AudioObjectGetPropertyDataSize( p_sys->i_selected_dev, &audioDeviceSupportsMixingAddress, 0, NULL, &i_param_size );
- err = AudioObjectGetPropertyData( p_sys->i_selected_dev, &audioDeviceSupportsMixingAddress, 0, NULL, &i_param_size, &b_mix );
-
- if( !err && b_writeable )
- {
- b_mix = 0;
- err = AudioObjectSetPropertyData( p_sys->i_selected_dev, &audioDeviceSupportsMixingAddress, 0, NULL, i_param_size, &b_mix );
- p_sys->b_changed_mixing = true;
- }
+ AudioObjectPropertyAddress audioDeviceSupportsMixingAddress = { kAudioDevicePropertySupportsMixing , kAudioObjectPropertyScopeGlobal, kAudioObjectPropertyElementMaster };
- if( err != noErr )
- {
- msg_Err( p_aout, "failed to set mixmode: [%4.4s]", (char *)&err );
- return false;
+ if (AudioObjectHasProperty(p_sys->i_selected_dev, &audioDeviceSupportsMixingAddress)) {
+ /* Set mixable to false if we are allowed to */
+ err = AudioObjectIsPropertySettable(p_sys->i_selected_dev, &audioDeviceSupportsMixingAddress, &b_writeable);
+ err = AudioObjectGetPropertyDataSize(p_sys->i_selected_dev, &audioDeviceSupportsMixingAddress, 0, NULL, &i_param_size);
+ err = AudioObjectGetPropertyData(p_sys->i_selected_dev, &audioDeviceSupportsMixingAddress, 0, NULL, &i_param_size, &b_mix);
+
+ if (err == noErr && b_writeable) {
+ b_mix = 0;
+ err = AudioObjectSetPropertyData(p_sys->i_selected_dev, &audioDeviceSupportsMixingAddress, 0, NULL, i_param_size, &b_mix);
+ p_sys->b_changed_mixing = true;
+ }
+
+ if (err != noErr) {
+ msg_Err(p_aout, "failed to set mixmode: [%4.4s]", (char *)&err);
+ return false;
+ }
}
/* Get a list of all the streams on this device */
AudioObjectPropertyAddress streamsAddress = { kAudioDevicePropertyStreams, kAudioDevicePropertyScopeOutput, kAudioObjectPropertyElementMaster };
- err = AudioObjectGetPropertyDataSize( p_sys->i_selected_dev, &streamsAddress, 0, NULL, &i_param_size );
- if( err != noErr )
- {
- msg_Err( p_aout, "could not get number of streams: [%4.4s]", (char *)&err );
+ err = AudioObjectGetPropertyDataSize(p_sys->i_selected_dev, &streamsAddress, 0, NULL, &i_param_size);
+ if (err != noErr) {
+ msg_Err(p_aout, "could not get number of streams: [%4.4s]", (char *)&err);
return false;
}
- i_streams = i_param_size / sizeof( AudioStreamID );
- p_streams = (AudioStreamID *)malloc( i_param_size );
- if( p_streams == NULL )
+ i_streams = i_param_size / sizeof(AudioStreamID);
+ p_streams = (AudioStreamID *)malloc(i_param_size);
+ if (p_streams == NULL)
return false;
- err = AudioObjectGetPropertyData( p_sys->i_selected_dev, &streamsAddress, 0, NULL, &i_param_size, p_streams );
+ err = AudioObjectGetPropertyData(p_sys->i_selected_dev, &streamsAddress, 0, NULL, &i_param_size, p_streams);
- if( err != noErr )
- {
- msg_Err( p_aout, "could not get number of streams: [%4.4s]", (char *)&err );
- free( p_streams );
+ if (err != noErr) {
+ msg_Err(p_aout, "could not get number of streams: [%4.4s]", (char *)&err);
+ free(p_streams);
return false;
}
AudioObjectPropertyAddress physicalFormatsAddress = { kAudioStreamPropertyAvailablePhysicalFormats, kAudioObjectPropertyScopeGlobal, 0 };
- for( unsigned i = 0; i < i_streams && p_sys->i_stream_index < 0 ; i++ )
- {
+ for (unsigned i = 0; i < i_streams && p_sys->i_stream_index < 0 ; i++) {
/* Find a stream with a cac3 stream */
AudioStreamRangedDescription *p_format_list = NULL;
int i_formats = 0;
bool b_digital = false;
/* Retrieve all the stream formats supported by each output stream */
- err = AudioObjectGetPropertyDataSize( p_streams[i], &physicalFormatsAddress, 0, NULL, &i_param_size );
- if( err != noErr )
- {
- msg_Err( p_aout, "OpenSPDIF: could not get number of streamformats: [%s] (%i)", (char *)&err, (int32_t)err );
+ err = AudioObjectGetPropertyDataSize(p_streams[i], &physicalFormatsAddress, 0, NULL, &i_param_size);
+ if (err != noErr) {
+ msg_Err(p_aout, "could not get number of streamformats: [%s] (%i)", (char *)&err, (int32_t)err);
continue;
}
- i_formats = i_param_size / sizeof( AudioStreamRangedDescription );
- p_format_list = (AudioStreamRangedDescription *)malloc( i_param_size );
- if( p_format_list == NULL )
+ i_formats = i_param_size / sizeof(AudioStreamRangedDescription);
+ p_format_list = (AudioStreamRangedDescription *)malloc(i_param_size);
+ if (p_format_list == NULL)
continue;
- err = AudioObjectGetPropertyData( p_streams[i], &physicalFormatsAddress, 0, NULL, &i_param_size, p_format_list );
- if( err != noErr )
- {
- msg_Err( p_aout, "could not get the list of streamformats: [%4.4s]", (char *)&err );
- free( p_format_list );
+ err = AudioObjectGetPropertyData(p_streams[i], &physicalFormatsAddress, 0, NULL, &i_param_size, p_format_list);
+ if (err != noErr) {
+ msg_Err(p_aout, "could not get the list of streamformats: [%4.4s]", (char *)&err);
+ free(p_format_list);
continue;
}
/* Check if one of the supported formats is a digital format */
- for( int j = 0; j < i_formats; j++ )
- {
- if( p_format_list[j].mFormat.mFormatID == 'IAC3' ||
- p_format_list[j].mFormat.mFormatID == kAudioFormat60958AC3 )
- {
+ for (int j = 0; j < i_formats; j++) {
+ if (p_format_list[j].mFormat.mFormatID == 'IAC3' ||
+ p_format_list[j].mFormat.mFormatID == 'iac3' ||
+ p_format_list[j].mFormat.mFormatID == kAudioFormat60958AC3 ||
+ p_format_list[j].mFormat.mFormatID == kAudioFormatAC3) {
b_digital = true;
break;
}
}
- if( b_digital )
- {
+ if (b_digital) {
/* if this stream supports a digital (cac3) format, then go set it. */
int i_requested_rate_format = -1;
int i_current_rate_format = -1;
p_sys->i_stream_id = p_streams[i];
p_sys->i_stream_index = i;
- if( !p_sys->b_revert )
- {
+ if (!p_sys->b_revert) {
+ AudioObjectPropertyAddress currentPhysicalFormatAddress = { kAudioStreamPropertyPhysicalFormat, kAudioObjectPropertyScopeGlobal, kAudioObjectPropertyElementMaster };
/* Retrieve the original format of this stream first if not done so already */
- i_param_size = sizeof( p_sys->sfmt_revert );
- err = AudioObjectGetPropertyData( p_sys->i_stream_id, &physicalFormatsAddress, 0, NULL, &i_param_size, &p_sys->sfmt_revert );
- if( err != noErr )
- {
- msg_Err( p_aout, "could not retrieve the original streamformat: [%4.4s]", (char *)&err );
+ i_param_size = sizeof(p_sys->sfmt_revert);
+ err = AudioObjectGetPropertyData(p_sys->i_stream_id, ¤tPhysicalFormatAddress, 0, NULL, &i_param_size, &p_sys->sfmt_revert);
+ if (err != noErr) {
+ msg_Err(p_aout, "could not retrieve the original streamformat: [%4.4s]", (char *)&err);
continue;
}
p_sys->b_revert = true;
}
- for( int j = 0; j < i_formats; j++ )
- {
- if( p_format_list[j].mFormat.mFormatID == 'IAC3' ||
- p_format_list[j].mFormat.mFormatID == kAudioFormat60958AC3 )
- {
- if( p_format_list[j].mFormat.mSampleRate == p_aout->format.i_rate )
- {
+ for (int j = 0; j < i_formats; j++) {
+ if (p_format_list[j].mFormat.mFormatID == 'IAC3' ||
+ p_format_list[j].mFormat.mFormatID == 'iac3' ||
+ p_format_list[j].mFormat.mFormatID == kAudioFormat60958AC3 ||
+ p_format_list[j].mFormat.mFormatID == kAudioFormatAC3) {
+ if (p_format_list[j].mFormat.mSampleRate == fmt->i_rate) {
i_requested_rate_format = j;
break;
- }
- else if( p_format_list[j].mFormat.mSampleRate == p_sys->sfmt_revert.mSampleRate )
- {
+ } else if (p_format_list[j].mFormat.mSampleRate == p_sys->sfmt_revert.mSampleRate)
i_current_rate_format = j;
- }
- else
- {
- if( i_backup_rate_format < 0 || p_format_list[j].mFormat.mSampleRate > p_format_list[i_backup_rate_format].mFormat.mSampleRate )
+ else {
+ if (i_backup_rate_format < 0 || p_format_list[j].mFormat.mSampleRate > p_format_list[i_backup_rate_format].mFormat.mSampleRate)
i_backup_rate_format = j;
}
}
}
- if( i_requested_rate_format >= 0 ) /* We prefer to output at the samplerate of the original audio */
+ if (i_requested_rate_format >= 0) /* We prefer to output at the samplerate of the original audio */
p_sys->stream_format = p_format_list[i_requested_rate_format].mFormat;
- else if( i_current_rate_format >= 0 ) /* If not possible, we will try to use the current samplerate of the device */
+ else if (i_current_rate_format >= 0) /* If not possible, we will try to use the current samplerate of the device */
p_sys->stream_format = p_format_list[i_current_rate_format].mFormat;
- else p_sys->stream_format = p_format_list[i_backup_rate_format].mFormat; /* And if we have to, any digital format will be just fine (highest rate possible) */
+ else
+ p_sys->stream_format = p_format_list[i_backup_rate_format].mFormat; /* And if we have to, any digital format will be just fine (highest rate possible) */
}
- free( p_format_list );
+ free(p_format_list);
}
- free( p_streams );
+ free(p_streams);
- msg_Dbg( p_aout, STREAM_FORMAT_MSG( "original stream format: ", p_sys->sfmt_revert ) );
+ /* get notified when we don't have spdif-output anymore */
+ err = AudioObjectAddPropertyListener(p_sys->i_stream_id, &physicalFormatsAddress, HardwareListener, (void *)p_aout);
+ if (err != noErr) {
+ msg_Warn(p_aout, "could not set audio device property streams callback on device: %4.4s",
+ (char *)&err);
+ }
+
+ msg_Dbg(p_aout, STREAM_FORMAT_MSG("original stream format: ", p_sys->sfmt_revert));
- if( !AudioStreamChangeFormat( p_aout, p_sys->i_stream_id, p_sys->stream_format ) )
+ if (!AudioStreamChangeFormat(p_aout, p_sys->i_stream_id, p_sys->stream_format))
return false;
/* Set the format flags */
- if( p_sys->stream_format.mFormatFlags & kAudioFormatFlagIsBigEndian )
- p_aout->format.i_format = VLC_CODEC_SPDIFB;
+ if (p_sys->stream_format.mFormatFlags & kAudioFormatFlagIsBigEndian)
+ fmt->i_format = VLC_CODEC_SPDIFB;
else
- p_aout->format.i_format = VLC_CODEC_SPDIFL;
- p_aout->format.i_bytes_per_frame = AOUT_SPDIF_SIZE;
- p_aout->format.i_frame_length = A52_FRAME_NB;
- p_aout->format.i_rate = (unsigned int)p_sys->stream_format.mSampleRate;
- aout_FormatPrepare( &p_aout->format );
- aout_PacketInit( p_aout, &p_sys->packet, A52_FRAME_NB );
- aout_VolumeNoneInit( p_aout );
+ fmt->i_format = VLC_CODEC_SPDIFL;
+ fmt->i_bytes_per_frame = AOUT_SPDIF_SIZE;
+ fmt->i_frame_length = A52_FRAME_NB;
+ fmt->i_rate = (unsigned int)p_sys->stream_format.mSampleRate;
+ p_sys->i_rate = fmt->i_rate;
+ aout_FormatPrepare(fmt);
/* Add IOProc callback */
- err = AudioDeviceCreateIOProcID( p_sys->i_selected_dev,
+ err = AudioDeviceCreateIOProcID(p_sys->i_selected_dev,
(AudioDeviceIOProc)RenderCallbackSPDIF,
(void *)p_aout,
- &p_sys->i_procID );
- if( err != noErr )
- {
- msg_Err( p_aout, "AudioDeviceCreateIOProcID failed: [%4.4s]", (char *)&err );
- aout_PacketDestroy (p_aout);
+ &p_sys->i_procID);
+ if (err != noErr) {
+ msg_Err(p_aout, "AudioDeviceCreateIOProcID failed: [%4.4s]", (char *)&err);
return false;
}
/* Check for the difference between the Device clock and mdate */
p_sys->clock_diff = - (mtime_t)
- AudioConvertHostTimeToNanos( AudioGetCurrentHostTime() ) / 1000;
+ AudioConvertHostTimeToNanos(AudioGetCurrentHostTime()) / 1000;
p_sys->clock_diff += mdate();
/* Start device */
- err = AudioDeviceStart( p_sys->i_selected_dev, p_sys->i_procID );
- if( err != noErr )
- {
- msg_Err( p_aout, "AudioDeviceStart failed: [%4.4s]", (char *)&err );
-
- err = AudioDeviceDestroyIOProcID( p_sys->i_selected_dev,
- p_sys->i_procID );
- if( err != noErr )
- {
- msg_Err( p_aout, "AudioDeviceDestroyIOProcID failed: [%4.4s]", (char *)&err );
- }
- aout_PacketDestroy (p_aout);
+ err = AudioDeviceStart(p_sys->i_selected_dev, p_sys->i_procID);
+ if (err != noErr) {
+ msg_Err(p_aout, "AudioDeviceStart failed: [%4.4s]", (char *)&err);
+
+ err = AudioDeviceDestroyIOProcID(p_sys->i_selected_dev, p_sys->i_procID);
+ if (err != noErr)
+ msg_Err(p_aout, "AudioDeviceDestroyIOProcID failed: [%4.4s]", (char *)&err);
+
return false;
}
+ /* setup circular buffer */
+ TPCircularBufferInit(&p_sys->circular_buffer, 200 * AOUT_SPDIF_SIZE);
+
return true;
}
-
-/*****************************************************************************
- * Close: Close HAL AudioUnit
- *****************************************************************************/
-static void Close( vlc_object_t * p_this )
+static void Stop(audio_output_t *p_aout)
{
- audio_output_t *p_aout = (audio_output_t *)p_this;
struct aout_sys_t *p_sys = p_aout->sys;
OSStatus err = noErr;
UInt32 i_param_size = 0;
- if( p_sys->au_unit )
- {
- verify_noerr( AudioOutputUnitStop( p_sys->au_unit ) );
- verify_noerr( AudioUnitUninitialize( p_sys->au_unit ) );
- verify_noerr( CloseComponent( p_sys->au_unit ) );
+ AudioObjectPropertyAddress deviceAliveAddress = { kAudioDevicePropertyDeviceIsAlive, kAudioObjectPropertyScopeGlobal, kAudioObjectPropertyElementMaster };
+ err = AudioObjectRemovePropertyListener(p_sys->i_selected_dev, &deviceAliveAddress, HardwareListener, (void *)p_aout);
+ if (err != noErr)
+ msg_Err(p_aout, "failed to remove audio device life checker: [%4.4s]", (char *)&err);
+
+ if (p_sys->b_digital) {
+ AudioObjectPropertyAddress physicalFormatsAddress = { kAudioStreamPropertyAvailablePhysicalFormats, kAudioObjectPropertyScopeGlobal, 0 };
+ err = AudioObjectRemovePropertyListener(p_sys->i_stream_id, &physicalFormatsAddress, HardwareListener, (void *)p_aout);
+ if (err != noErr)
+ msg_Err(p_aout, "failed to remove audio device property streams callback: [%4.4s]", (char *)&err);
+ }
+
+ if (p_sys->au_unit) {
+ verify_noerr(AudioOutputUnitStop(p_sys->au_unit));
+ verify_noerr(AudioUnitUninitialize(p_sys->au_unit));
+ verify_noerr(AudioComponentInstanceDispose(p_sys->au_unit));
}
- if( p_sys->b_digital )
- {
+ if (p_sys->b_digital) {
/* Stop device */
- err = AudioDeviceStop( p_sys->i_selected_dev,
- p_sys->i_procID );
- if( err != noErr )
- {
- msg_Err( p_aout, "AudioDeviceStop failed: [%4.4s]", (char *)&err );
- }
+ err = AudioDeviceStop(p_sys->i_selected_dev,
+ p_sys->i_procID);
+ if (err != noErr)
+ msg_Err(p_aout, "AudioDeviceStop failed: [%4.4s]", (char *)&err);
/* Remove IOProc callback */
- err = AudioDeviceDestroyIOProcID( p_sys->i_selected_dev,
- p_sys->i_procID );
- if( err != noErr )
- {
- msg_Err( p_aout, "AudioDeviceDestroyIOProcID failed: [%4.4s]", (char *)&err );
- }
+ err = AudioDeviceDestroyIOProcID(p_sys->i_selected_dev,
+ p_sys->i_procID);
+ if (err != noErr)
+ msg_Err(p_aout, "AudioDeviceDestroyIOProcID failed: [%4.4s]", (char *)&err);
- if( p_sys->b_revert )
- {
- AudioStreamChangeFormat( p_aout, p_sys->i_stream_id, p_sys->sfmt_revert );
- }
+ if (p_sys->b_revert)
+ AudioStreamChangeFormat(p_aout, p_sys->i_stream_id, p_sys->sfmt_revert);
- if( p_sys->b_changed_mixing && p_sys->sfmt_revert.mFormatID != kAudioFormat60958AC3 )
- {
+ if (p_sys->b_changed_mixing && p_sys->sfmt_revert.mFormatID != kAudioFormat60958AC3) {
int b_mix;
- Boolean b_writeable;
+ Boolean b_writeable = false;
/* Revert mixable to true if we are allowed to */
AudioObjectPropertyAddress audioDeviceSupportsMixingAddress = { kAudioDevicePropertySupportsMixing , kAudioDevicePropertyScopeOutput, kAudioObjectPropertyElementMaster };
- err = AudioObjectIsPropertySettable( p_sys->i_selected_dev, &audioDeviceSupportsMixingAddress, &b_writeable );
- err = AudioObjectGetPropertyData( p_sys->i_selected_dev, &audioDeviceSupportsMixingAddress, 0, NULL, &i_param_size, &b_mix );
+ err = AudioObjectIsPropertySettable(p_sys->i_selected_dev, &audioDeviceSupportsMixingAddress, &b_writeable);
+ err = AudioObjectGetPropertyData(p_sys->i_selected_dev, &audioDeviceSupportsMixingAddress, 0, NULL, &i_param_size, &b_mix);
- if( !err && b_writeable )
- {
- msg_Dbg( p_aout, "mixable is: %d", b_mix );
+ if (err == noErr && b_writeable) {
+ msg_Dbg(p_aout, "mixable is: %d", b_mix);
b_mix = 1;
- err = AudioObjectSetPropertyData( p_sys->i_selected_dev, &audioDeviceSupportsMixingAddress, 0, NULL, i_param_size, &b_mix );
+ err = AudioObjectSetPropertyData(p_sys->i_selected_dev, &audioDeviceSupportsMixingAddress, 0, NULL, i_param_size, &b_mix);
}
- if( err != noErr )
- {
- msg_Err( p_aout, "failed to set mixmode: [%4.4s]", (char *)&err );
- }
+ if (err != noErr)
+ msg_Err(p_aout, "failed to set mixmode: [%4.4s]", (char *)&err);
}
}
- AudioObjectPropertyAddress audioDevicesAddress = { kAudioHardwarePropertyDevices, kAudioDevicePropertyScopeOutput, kAudioObjectPropertyElementMaster };
- err = AudioObjectRemovePropertyListener( kAudioObjectSystemObject, &audioDevicesAddress, HardwareListener, NULL );
+ AudioObjectPropertyAddress audioDevicesAddress = { kAudioHardwarePropertyDevices, kAudioObjectPropertyScopeGlobal, kAudioObjectPropertyElementMaster };
+ err = AudioObjectRemovePropertyListener(kAudioObjectSystemObject, &audioDevicesAddress, HardwareListener, (void *)p_aout);
- if( err != noErr )
- {
- msg_Err( p_aout, "AudioHardwareRemovePropertyListener failed: [%4.4s]", (char *)&err );
- }
+ if (err != noErr)
+ msg_Err(p_aout, "AudioHardwareRemovePropertyListener failed: [%4.4s]", (char *)&err);
- if( p_sys->i_hog_pid == getpid() )
- {
+ if (p_sys->i_hog_pid == getpid()) {
p_sys->i_hog_pid = -1;
- i_param_size = sizeof( p_sys->i_hog_pid );
+ i_param_size = sizeof(p_sys->i_hog_pid);
AudioObjectPropertyAddress audioDeviceHogModeAddress = { kAudioDevicePropertyHogMode,
kAudioDevicePropertyScopeOutput,
kAudioObjectPropertyElementMaster };
- err = AudioObjectSetPropertyData( p_sys->i_selected_dev, &audioDeviceHogModeAddress, 0, NULL, i_param_size, &p_sys->i_hog_pid );
- if( err != noErr ) msg_Err( p_aout, "Could not release hogmode: [%4.4s]", (char *)&err );
+ err = AudioObjectSetPropertyData(p_sys->i_selected_dev, &audioDeviceHogModeAddress, 0, NULL, i_param_size, &p_sys->i_hog_pid);
+ if (err != noErr)
+ msg_Err(p_aout, "Could not release hogmode: [%4.4s]", (char *)&err);
}
- aout_PacketDestroy( p_aout );
- free( p_sys );
+ p_sys->i_bytes_per_sample = 0;
+
+ /* clean-up circular buffer */
+ TPCircularBufferCleanup(&p_sys->circular_buffer);
}
-/*****************************************************************************
- * Probe: Check which devices the OS has, and add them to our audio-device menu
- *****************************************************************************/
-static void Probe( audio_output_t * p_aout )
+#pragma mark -
+#pragma mark core interaction
+
+static int DeviceList(audio_output_t *p_aout, char ***namesp, char ***descsp)
+{
+ struct aout_sys_t *p_sys = p_aout->sys;
+ char **names, **descs;
+ unsigned n = 0;
+
+ for (struct audio_device_t *device = p_sys->devices; device != NULL; device = device->next)
+ n++;
+
+ *namesp = names = xmalloc(sizeof(*names) * n);
+ *descsp = descs = xmalloc(sizeof(*descs) * n);
+
+ char deviceid[100];
+ for (struct audio_device_t *device = p_sys->devices; device != NULL; device = device->next) {
+ sprintf(deviceid, "%i", device->deviceid);
+ *(names++) = strdup(deviceid);
+ *(descs++) = strdup(device->name);
+ }
+
+ return n;
+}
+
+static void add_device_to_list(audio_output_t * p_aout, UInt32 i_id, char *name)
+{
+ struct aout_sys_t *p_sys = p_aout->sys;
+
+ struct audio_device_t *device = malloc(sizeof(*device));
+ if (unlikely(device == NULL))
+ return;
+
+ device->next = p_sys->devices;
+ device->deviceid = i_id;
+ device->name = strdup(name);
+
+ p_sys->devices = device;
+}
+
+static void RebuildDeviceList(audio_output_t * p_aout)
{
OSStatus err = noErr;
- UInt32 i_param_size = 0;
- AudioDeviceID devid_def = 0;
- AudioDeviceID *p_devices = NULL;
- vlc_value_t val, text;
+ UInt32 propertySize = 0;
+ AudioObjectID defaultDeviceID = 0;
+ AudioObjectID *deviceIDs;
+ UInt32 numberOfDevices;
struct aout_sys_t *p_sys = p_aout->sys;
+ if (p_sys->devices) {
+ for (struct audio_device_t * device = p_sys->devices, *next; device != NULL; device = next) {
+ next = device->next;
+ free(device->name);
+ free(device);
+ }
+ }
+ p_sys->devices = NULL;
+
/* Get number of devices */
- AudioObjectPropertyAddress audioDevicesAddress = { kAudioHardwarePropertyDevices, kAudioDevicePropertyScopeOutput, kAudioObjectPropertyElementMaster };
- err = AudioObjectGetPropertyDataSize(kAudioObjectSystemObject, &audioDevicesAddress, 0, NULL, &i_param_size);
- if( err != noErr )
- {
- msg_Err( p_aout, "Could not get number of devices: [%s]", (char *)&err );
- goto error;
+ AudioObjectPropertyAddress audioDevicesAddress = { kAudioHardwarePropertyDevices, kAudioObjectPropertyScopeGlobal, kAudioObjectPropertyElementMaster };
+ err = AudioObjectGetPropertyDataSize(kAudioObjectSystemObject, &audioDevicesAddress, 0, NULL, &propertySize);
+ if (err != noErr) {
+ msg_Err(p_aout, "Could not get number of devices: [%4.4s]", (char *)&err);
+ return;
}
- p_sys->i_devices = i_param_size / sizeof( AudioDeviceID );
+ numberOfDevices = propertySize / sizeof(AudioDeviceID);
- if( p_sys->i_devices < 1 )
- {
- msg_Err( p_aout, "No audio output devices were found." );
- goto error;
+ if (numberOfDevices < 1) {
+ msg_Err(p_aout, "No audio output devices were found.");
+ return;
}
- msg_Dbg( p_aout, "found %u audio device(s)", (unsigned)p_sys->i_devices );
+ msg_Dbg(p_aout, "found %i audio device(s)", numberOfDevices);
/* Allocate DeviceID array */
- p_devices = (AudioDeviceID*)malloc( sizeof(AudioDeviceID) * p_sys->i_devices );
- if( p_devices == NULL )
- goto error;
+ deviceIDs = (AudioDeviceID *)calloc(numberOfDevices, sizeof(AudioDeviceID));
+ if (deviceIDs == NULL)
+ return;
/* Populate DeviceID array */
- err = AudioObjectGetPropertyData( kAudioObjectSystemObject, &audioDevicesAddress, 0, NULL, &i_param_size, p_devices );
- if( err != noErr )
- {
- msg_Err( p_aout, "could not get the device IDs: [%s]", (char *)&err );
- goto error;
+ err = AudioObjectGetPropertyData(kAudioObjectSystemObject, &audioDevicesAddress, 0, NULL, &propertySize, deviceIDs);
+ if (err != noErr) {
+ msg_Err(p_aout, "could not get the device IDs: [%4.4s]", (char *)&err);
+ return;
}
/* Find the ID of the default Device */
AudioObjectPropertyAddress defaultDeviceAddress = { kAudioHardwarePropertyDefaultOutputDevice, kAudioDevicePropertyScopeOutput, kAudioObjectPropertyElementMaster };
- i_param_size = sizeof( AudioDeviceID );
- err= AudioObjectGetPropertyData( kAudioObjectSystemObject, &defaultDeviceAddress, 0, NULL, &i_param_size, &devid_def );
- if( err != noErr )
- {
- msg_Err( p_aout, "could not get default audio device: [%s]", (char *)&err );
- goto error;
+ propertySize = sizeof(AudioObjectID);
+ err= AudioObjectGetPropertyData(kAudioObjectSystemObject, &defaultDeviceAddress, 0, NULL, &propertySize, &defaultDeviceID);
+ if (err != noErr) {
+ msg_Err(p_aout, "could not get default audio device: [%4.4s]", (char *)&err);
+ return;
}
- p_sys->i_default_dev = devid_def;
-
- var_Create( p_aout, "audio-device", VLC_VAR_INTEGER|VLC_VAR_HASCHOICE );
- text.psz_string = (char*)_("Audio Device");
- var_Change( p_aout, "audio-device", VLC_VAR_SETTEXT, &text, NULL );
+ p_sys->i_default_dev = defaultDeviceID;
- AudioObjectPropertyAddress deviceNameAddress = { kAudioDevicePropertyDeviceName, kAudioDevicePropertyScopeOutput, kAudioObjectPropertyElementMaster };
+ AudioObjectPropertyAddress deviceNameAddress = { kAudioObjectPropertyName, kAudioObjectPropertyScopeGlobal, kAudioObjectPropertyElementMaster };
- for( unsigned int i = 0; i < p_sys->i_devices; i++ )
- {
+ for (unsigned int i = 0; i < numberOfDevices; i++) {
+ CFStringRef device_name_ref;
char *psz_name;
- i_param_size = 0;
+ CFIndex length;
+ bool b_digital = false;
+ UInt32 i_id = deviceIDs[i];
/* Retrieve the length of the device name */
- err = AudioObjectGetPropertyDataSize( p_devices[i], &deviceNameAddress, 0, NULL, &i_param_size );
- if( err ) goto error;
+ err = AudioObjectGetPropertyDataSize(deviceIDs[i], &deviceNameAddress, 0, NULL, &propertySize);
+ if (err != noErr) {
+ msg_Dbg(p_aout, "failed to get name size for device %i", deviceIDs[i]);
+ continue;
+ }
/* Retrieve the name of the device */
- psz_name = (char *)malloc( i_param_size );
- err = AudioObjectGetPropertyData( p_devices[i], &deviceNameAddress, 0, NULL, &i_param_size, psz_name );
- if( err ) goto error;
+ err = AudioObjectGetPropertyData(deviceIDs[i], &deviceNameAddress, 0, NULL, &propertySize, &device_name_ref);
+ if (err != noErr) {
+ msg_Dbg(p_aout, "failed to get name for device %i", deviceIDs[i]);
+ continue;
+ }
+ length = CFStringGetLength(device_name_ref);
+ length++;
+ psz_name = (char *)malloc(length);
+ CFStringGetCString(device_name_ref, psz_name, length, kCFStringEncodingUTF8);
- msg_Dbg( p_aout, "DevID: %u DevName: %s", (unsigned)p_devices[i], psz_name );
+ msg_Dbg(p_aout, "DevID: %i DevName: %s", deviceIDs[i], psz_name);
- if( !AudioDeviceHasOutput( p_devices[i]) )
- {
- msg_Dbg( p_aout, "this device is INPUT only. skipping..." );
- free( psz_name );
+ if (!AudioDeviceHasOutput(deviceIDs[i])) {
+ msg_Dbg(p_aout, "this '%s' is INPUT only. skipping...", psz_name);
+ free(psz_name);
continue;
}
- /* Add the menu entries */
- val.i_int = (int)p_devices[i];
- text.psz_string = psz_name;
- var_Change( p_aout, "audio-device", VLC_VAR_ADDCHOICE, &val, &text );
- text.psz_string = NULL;
- if( p_sys->i_default_dev == p_devices[i] )
- {
- /* The default device is the selected device normally */
- var_Change( p_aout, "audio-device", VLC_VAR_SETDEFAULT, &val, NULL );
- var_Set( p_aout, "audio-device", val );
+ add_device_to_list(p_aout, i_id, psz_name);
+
+ if (AudioDeviceSupportsDigital(p_aout, deviceIDs[i])) {
+ b_digital = true;
+ msg_Dbg(p_aout, "'%s' supports digital output", psz_name);
+ char *psz_encoded_name = nil;
+ asprintf(&psz_encoded_name, _("%s (Encoded Output)"), psz_name);
+ i_id = i_id | AOUT_VAR_SPDIF_FLAG;
+ add_device_to_list(p_aout, i_id, psz_encoded_name);
+ free(psz_encoded_name);
}
- if( AudioDeviceSupportsDigital( p_aout, p_devices[i] ) )
- {
- val.i_int = (int)p_devices[i] | AOUT_VAR_SPDIF_FLAG;
- if( asprintf( &text.psz_string, _("%s (Encoded Output)"), psz_name ) != -1 )
- {
- var_Change( p_aout, "audio-device", VLC_VAR_ADDCHOICE, &val, &text );
- free( text.psz_string );
- if( p_sys->i_default_dev == p_devices[i]
- && var_InheritBool( p_aout, "spdif" ) )
- {
- /* We selected to prefer SPDIF output if available
- * then this "dummy" entry should be selected */
- var_Change( p_aout, "audio-device", VLC_VAR_SETDEFAULT, &val, NULL );
- var_Set( p_aout, "audio-device", val );
- }
- }
+ CFRelease(device_name_ref);
+ free(psz_name);
+ }
+
+ add_device_to_list(p_aout, 0, _("System Sound Output Device"));
+
+ /* 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 != noErr)
+ msg_Warn(p_aout, "failed to add listener for audio device configuration (%i)", err);
+
+ free(deviceIDs);
+}
+
+static int SwitchAudioDevice(audio_output_t *p_aout, const char *name)
+{
+ struct aout_sys_t *p_sys = p_aout->sys;
+
+ if (name)
+ p_sys->i_selected_dev = atoi(name);
+ else
+ p_sys->i_selected_dev = 0;
+
+ bool b_supports_digital = (p_sys->i_selected_dev & AOUT_VAR_SPDIF_FLAG);
+ if (b_supports_digital)
+ p_sys->b_selected_dev_is_digital = true;
+ else
+ p_sys->b_selected_dev_is_digital = false;
+
+ p_sys->i_selected_dev = p_sys->i_selected_dev & ~AOUT_VAR_SPDIF_FLAG;
+
+ aout_DeviceReport(p_aout, name);
+ aout_RestartRequest(p_aout, AOUT_RESTART_OUTPUT);
+
+ return 0;
+}
+
+static int VolumeSet(audio_output_t * p_aout, float volume)
+{
+ struct aout_sys_t *p_sys = p_aout->sys;
+ OSStatus ostatus;
+
+ aout_VolumeReport(p_aout, volume);
+
+ /* Set volume for output unit */
+ ostatus = AudioUnitSetParameter(p_sys->au_unit,
+ kHALOutputParam_Volume,
+ kAudioUnitScope_Global,
+ 0,
+ volume * volume * volume,
+ 0);
+
+ if (var_InheritBool(p_aout, "volume-save"))
+ config_PutInt(p_aout, "auhal-volume", lroundf(volume * AOUT_VOLUME_DEFAULT));
+
+ return ostatus;
+}
+
+static int MuteSet(audio_output_t * p_aout, bool mute)
+{
+ struct aout_sys_t *p_sys = p_aout->sys;
+ OSStatus ostatus;
+
+ aout_MuteReport(p_aout, mute);
+
+ float volume = .0;
+
+ if (!mute)
+ volume = var_InheritInteger(p_aout, "auhal-volume") / (float)AOUT_VOLUME_DEFAULT;
+
+ ostatus = AudioUnitSetParameter(p_sys->au_unit,
+ kHALOutputParam_Volume,
+ kAudioUnitScope_Global,
+ 0,
+ volume * volume * volume,
+ 0);
+
+ return ostatus;
+}
+
+#pragma mark -
+#pragma mark actual playback
+
+static void Play (audio_output_t * p_aout, block_t * p_block)
+{
+ struct aout_sys_t *p_sys = p_aout->sys;
+
+ if (p_block->i_nb_samples > 0) {
+ if (!p_sys->b_got_first_sample) {
+ /* Start the AU */
+ verify_noerr(AudioOutputUnitStart(p_sys->au_unit));
+ p_sys->b_got_first_sample = true;
+ }
+
+ /* Do the channel reordering */
+ if (p_sys->chans_to_reorder && !p_sys->b_digital) {
+ aout_ChannelReorder(p_block->p_buffer,
+ p_block->i_buffer,
+ p_sys->chans_to_reorder,
+ p_sys->chan_table,
+ VLC_CODEC_FL32);
}
- free( psz_name);
+ /* move data to buffer */
+ if (unlikely(!TPCircularBufferProduceBytes(&p_sys->circular_buffer, p_block->p_buffer, p_block->i_buffer)))
+ msg_Warn(p_aout, "dropped buffer");
+
+ if (!p_sys->i_bytes_per_sample)
+ p_sys->i_bytes_per_sample = p_block->i_buffer / p_block->i_nb_samples;
+ }
+
+ block_Release(p_block);
+}
+
+static void Pause (audio_output_t *p_aout, bool pause, mtime_t date)
+{
+ struct aout_sys_t * p_sys = p_aout->sys;
+ VLC_UNUSED(date);
+
+ if (p_aout->sys->b_digital) {
+ if (pause)
+ AudioDeviceStop(p_sys->i_selected_dev, p_sys->i_procID);
+ else
+ AudioDeviceStart(p_sys->i_selected_dev, p_sys->i_procID);
+ } else {
+ if (pause)
+ AudioOutputUnitStop(p_sys->au_unit);
+ else
+ AudioOutputUnitStart(p_sys->au_unit);
}
+}
+
+static void Flush(audio_output_t *p_aout, bool wait)
+{
+ struct aout_sys_t *p_sys = p_aout->sys;
+
+ if (wait) {
+ int32_t availableBytes;
+ vlc_mutex_lock(&p_sys->lock);
+ TPCircularBufferTail(&p_sys->circular_buffer, &availableBytes);
+ while (availableBytes > 0) {
+ vlc_cond_wait(&p_sys->cond, &p_sys->lock);
+ TPCircularBufferTail(&p_sys->circular_buffer, &availableBytes);
+ }
+ vlc_mutex_unlock(&p_sys->lock);
- /* If a device is already "preselected", then use this device */
- var_Get( p_aout->p_libvlc, "macosx-audio-device", &val );
- if( val.i_int > 0 )
- {
- var_Change( p_aout, "audio-device", VLC_VAR_SETDEFAULT, &val, NULL );
- var_Set( p_aout, "audio-device", val );
+ } else {
+ p_sys->b_got_first_sample = false;
+
+ /* flush circular buffer */
+ AudioOutputUnitStop(p_aout->sys->au_unit);
+ TPCircularBufferClear(&p_aout->sys->circular_buffer);
}
+}
+
+static int TimeGet(audio_output_t *p_aout, mtime_t *delay)
+{
+ struct aout_sys_t * p_sys = p_aout->sys;
- /* If we change the device we want to use, we should renegotiate the audio chain */
- var_AddCallback( p_aout, "audio-device", AudioDeviceCallback, NULL );
+ if (!p_sys->i_bytes_per_sample)
+ return -1;
- /* 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 )
- goto error;
+ int32_t availableBytes;
+ TPCircularBufferTail(&p_sys->circular_buffer, &availableBytes);
- free( p_devices );
- return;
+ *delay = (availableBytes / p_sys->i_bytes_per_sample) * CLOCK_FREQ / p_sys->i_rate;
-error:
- msg_Warn( p_aout, "audio device already in use" );
- free( p_devices );
- return;
+ return 0;
}
/*****************************************************************************
- * AudioDeviceHasOutput: Checks if the Device actually provides any outputs at all
+ * RenderCallbackAnalog: This function is called everytime the AudioUnit wants
+ * us to provide some more audio data.
+ * Don't print anything during normal playback, calling blocking function from
+ * this callback is not allowed.
*****************************************************************************/
-static int AudioDeviceHasOutput( AudioDeviceID i_dev_id )
+static OSStatus RenderCallbackAnalog(vlc_object_t *p_obj,
+ AudioUnitRenderActionFlags *ioActionFlags,
+ const AudioTimeStamp *inTimeStamp,
+ UInt32 inBusNumber,
+ UInt32 inNumberFrames,
+ AudioBufferList *ioData) {
+ VLC_UNUSED(ioActionFlags);
+ VLC_UNUSED(inTimeStamp);
+ VLC_UNUSED(inBusNumber);
+ VLC_UNUSED(inNumberFrames);
+
+ audio_output_t * p_aout = (audio_output_t *)p_obj;
+ struct aout_sys_t * p_sys = p_aout->sys;
+
+ int bytesToCopy = ioData->mBuffers[0].mDataByteSize;
+ Float32 *targetBuffer = (Float32*)ioData->mBuffers[0].mData;
+
+ vlc_mutex_lock(&p_sys->lock);
+ /* Pull audio from buffer */
+ int32_t availableBytes;
+ Float32 *buffer = TPCircularBufferTail(&p_sys->circular_buffer, &availableBytes);
+
+ /* check if we have enough data */
+ if (!availableBytes) {
+ /* return an empty buffer so silence is played until we have data */
+ for (UInt32 j = 0; j < inNumberFrames; j++)
+ targetBuffer[j] = 0.;
+ } else {
+ memcpy(targetBuffer, buffer, __MIN(bytesToCopy, availableBytes));
+ TPCircularBufferConsume(&p_sys->circular_buffer, __MIN(bytesToCopy, availableBytes));
+ }
+
+ vlc_cond_signal(&p_sys->cond);
+ vlc_mutex_unlock(&p_sys->lock);
+
+ return noErr;
+}
+
+/*
+ * RenderCallbackSPDIF: callback for SPDIF audio output
+ */
+static OSStatus RenderCallbackSPDIF (AudioDeviceID inDevice,
+ const AudioTimeStamp * inNow,
+ const void * inInputData,
+ const AudioTimeStamp * inInputTime,
+ AudioBufferList * outOutputData,
+ const AudioTimeStamp * inOutputTime,
+ void * threadGlobals)
+{
+ VLC_UNUSED(inNow);
+ VLC_UNUSED(inDevice);
+ VLC_UNUSED(inInputData);
+ VLC_UNUSED(inInputTime);
+ VLC_UNUSED(inOutputTime);
+
+ audio_output_t * p_aout = (audio_output_t *)threadGlobals;
+ struct aout_sys_t * p_sys = p_aout->sys;
+
+ int bytesToCopy = outOutputData->mBuffers[p_sys->i_stream_index].mDataByteSize;
+ char *targetBuffer = outOutputData->mBuffers[p_sys->i_stream_index].mData;
+
+ vlc_mutex_lock(&p_sys->lock);
+ /* Pull audio from buffer */
+ int32_t availableBytes;
+ char *buffer = TPCircularBufferTail(&p_sys->circular_buffer, &availableBytes);
+
+ /* check if we have enough data */
+ if (!availableBytes) {
+ /* return an empty buffer so silence is played until we have data */
+ memset(targetBuffer, 0, outOutputData->mBuffers[p_sys->i_stream_index].mDataByteSize);
+ } else {
+ memcpy(targetBuffer, buffer, __MIN(bytesToCopy, availableBytes));
+ TPCircularBufferConsume(&p_sys->circular_buffer, __MIN(bytesToCopy, availableBytes));
+ }
+
+ vlc_cond_signal(&p_sys->cond);
+ vlc_mutex_unlock(&p_sys->lock);
+
+ return noErr;
+}
+
+#pragma mark -
+#pragma mark Stream / Hardware Listeners
+
+/*
+ * HardwareListener: Warns us of changes in the list of registered devices
+ */
+static OSStatus HardwareListener(AudioObjectID inObjectID, UInt32 inNumberAddresses, const AudioObjectPropertyAddress inAddresses[], void*inClientData)
+{
+ OSStatus err = noErr;
+ audio_output_t *p_aout = (audio_output_t *)inClientData;
+ VLC_UNUSED(inObjectID);
+ VLC_UNUSED(inNumberAddresses);
+ VLC_UNUSED(inAddresses);
+
+ if (!p_aout)
+ return -1;
+
+#ifndef NDEBUG
+ for (unsigned int i = 0; i < inNumberAddresses; i++) {
+ switch (inAddresses[i].mSelector) {
+ case kAudioHardwarePropertyDevices:
+ msg_Warn(p_aout, "audio device configuration changed, resetting cache");
+ break;
+
+ case kAudioDevicePropertyDeviceIsAlive:
+ msg_Warn(p_aout, "audio device died, resetting aout");
+ break;
+
+ case kAudioStreamPropertyAvailablePhysicalFormats:
+ msg_Warn(p_aout, "available physical formats for audio device changed, resetting aout");
+ break;
+
+ default:
+ msg_Warn(p_aout, "device reset for unknown reason (%i)", inAddresses[i].mSelector);
+ break;
+ }
+ }
+#endif
+
+ RebuildDeviceList(p_aout);
+ aout_RestartRequest(p_aout, AOUT_RESTART_OUTPUT);
+
+ return err;
+}
+
+/*
+ * StreamListener: check whether the device's physical format changes on-the-fly (unlikely)
+ */
+static OSStatus StreamListener(AudioObjectID inObjectID, UInt32 inNumberAddresses, const AudioObjectPropertyAddress inAddresses[], void*inClientData)
+{
+ OSStatus err = noErr;
+ struct { vlc_mutex_t lock; vlc_cond_t cond; } * w = inClientData;
+
+ VLC_UNUSED(inObjectID);
+
+ for (unsigned int i = 0; i < inNumberAddresses; i++) {
+ if (inAddresses[i].mSelector == kAudioStreamPropertyPhysicalFormat) {
+ vlc_mutex_lock(&w->lock);
+ vlc_cond_signal(&w->cond);
+ vlc_mutex_unlock(&w->lock);
+ break;
+ }
+ }
+ return err;
+}
+
+#pragma mark -
+#pragma mark helpers
+
+/*
+ * AudioDeviceHasOutput: Checks if the device is actually an output device
+ */
+static int AudioDeviceHasOutput(AudioDeviceID i_dev_id)
{
- UInt32 dataSize;
+ UInt32 dataSize = 0;
+ OSStatus status;
AudioObjectPropertyAddress streamsAddress = { kAudioDevicePropertyStreams, kAudioDevicePropertyScopeOutput, kAudioObjectPropertyElementMaster };
- verify_noerr( AudioObjectGetPropertyDataSize( i_dev_id, &streamsAddress, 0, NULL, &dataSize ) );
- if (dataSize == 0) return FALSE;
+ status = AudioObjectGetPropertyDataSize(i_dev_id, &streamsAddress, 0, NULL, &dataSize);
+
+ if (dataSize == 0 || status != noErr)
+ return FALSE;
return TRUE;
}
-/*****************************************************************************
- * AudioDeviceSupportsDigital: Check i_dev_id for digital stream support.
- *****************************************************************************/
-static int AudioDeviceSupportsDigital( audio_output_t *p_aout, AudioDeviceID i_dev_id )
+/*
+ * AudioDeviceSupportsDigital: Checks if device supports raw bitstreams
+ */
+static int AudioDeviceSupportsDigital(audio_output_t *p_aout, AudioDeviceID i_dev_id)
{
OSStatus err = noErr;
UInt32 i_param_size = 0;
AudioStreamID *p_streams = NULL;
int i_streams = 0;
- bool b_return = false;
+ bool b_return = false;
/* Retrieve all the output streams */
AudioObjectPropertyAddress streamsAddress = { kAudioDevicePropertyStreams, kAudioDevicePropertyScopeOutput, kAudioObjectPropertyElementMaster };
- err = AudioObjectGetPropertyDataSize( i_dev_id, &streamsAddress, 0, NULL, &i_param_size );
- if( err != noErr )
- {
- msg_Err( p_aout, "could not get number of streams: [%s] (%i)", (char *)&err, (int32_t)err );
+ err = AudioObjectGetPropertyDataSize(i_dev_id, &streamsAddress, 0, NULL, &i_param_size);
+ if (err != noErr) {
+ msg_Err(p_aout, "could not get number of streams: [%s] (%i)", (char *)&err, (int32_t)err);
return false;
}
- i_streams = i_param_size / sizeof( AudioStreamID );
- p_streams = (AudioStreamID *)malloc( i_param_size );
- if( p_streams == NULL )
+ i_streams = i_param_size / sizeof(AudioStreamID);
+ p_streams = (AudioStreamID *)malloc(i_param_size);
+ if (p_streams == NULL)
return VLC_ENOMEM;
- err = AudioObjectGetPropertyData( i_dev_id, &streamsAddress, 0, NULL, &i_param_size, p_streams );
- if( err != noErr )
- {
- msg_Err( p_aout, "could not get list of streams: [%s]", (char *)&err );
+ err = AudioObjectGetPropertyData(i_dev_id, &streamsAddress, 0, NULL, &i_param_size, p_streams);
+ if (err != noErr) {
+ msg_Err(p_aout, "could not get list of streams: [%s]", (char *)&err);
return false;
}
- for( int i = 0; i < i_streams; i++ )
- {
- if( AudioStreamSupportsDigital( p_aout, p_streams[i] ) )
+ for (int i = 0; i < i_streams; i++) {
+ if (AudioStreamSupportsDigital(p_aout, p_streams[i]))
b_return = true;
}
- free( p_streams );
+ free(p_streams);
return b_return;
}
-/*****************************************************************************
- * AudioStreamSupportsDigital: Check i_stream_id for digital stream support.
- *****************************************************************************/
-static int AudioStreamSupportsDigital( audio_output_t *p_aout, AudioStreamID i_stream_id )
+/*
+ * AudioStreamSupportsDigital: Checks if audio stream is compatible with raw bitstreams
+ */
+static int AudioStreamSupportsDigital(audio_output_t *p_aout, AudioStreamID i_stream_id)
{
OSStatus err = noErr;
UInt32 i_param_size = 0;
/* Retrieve all the stream formats supported by each output stream */
AudioObjectPropertyAddress physicalFormatsAddress = { kAudioStreamPropertyAvailablePhysicalFormats, kAudioObjectPropertyScopeGlobal, 0 };
- err = AudioObjectGetPropertyDataSize( i_stream_id, &physicalFormatsAddress, 0, NULL, &i_param_size );
- if( err != noErr )
- {
- msg_Err( p_aout, "could not get number of streamformats: [%s] (%i)", (char *)&err, (int32_t)err );
+ err = AudioObjectGetPropertyDataSize(i_stream_id, &physicalFormatsAddress, 0, NULL, &i_param_size);
+ if (err != noErr) {
+ msg_Err(p_aout, "could not get number of streamformats: [%s] (%i)", (char *)&err, (int32_t)err);
return false;
}
- i_formats = i_param_size / sizeof( AudioStreamRangedDescription );
- msg_Dbg( p_aout, "found %i stream formats", i_formats );
+ i_formats = i_param_size / sizeof(AudioStreamRangedDescription);
+ msg_Dbg(p_aout, "found %i stream formats", i_formats);
- p_format_list = (AudioStreamRangedDescription *)malloc( i_param_size );
- if( p_format_list == NULL )
+ p_format_list = (AudioStreamRangedDescription *)malloc(i_param_size);
+ if (p_format_list == NULL)
return false;
- err = AudioObjectGetPropertyData( i_stream_id, &physicalFormatsAddress, 0, NULL, &i_param_size, p_format_list );
- if( err != noErr )
- {
- msg_Err( p_aout, "could not get the list of streamformats: [%4.4s]", (char *)&err );
- free( p_format_list);
+ err = AudioObjectGetPropertyData(i_stream_id, &physicalFormatsAddress, 0, NULL, &i_param_size, p_format_list);
+ if (err != noErr) {
+ msg_Err(p_aout, "could not get the list of streamformats: [%4.4s]", (char *)&err);
+ free(p_format_list);
p_format_list = NULL;
return false;
}
- for( int i = 0; i < i_formats; i++ )
- {
- msg_Dbg( p_aout, STREAM_FORMAT_MSG( "supported format: ", p_format_list[i].mFormat ) );
+ for (int i = 0; i < i_formats; i++) {
+#ifndef NDEBUG
+ msg_Dbg(p_aout, STREAM_FORMAT_MSG("supported format: ", p_format_list[i].mFormat));
+#endif
- if( p_format_list[i].mFormat.mFormatID == 'IAC3' ||
- p_format_list[i].mFormat.mFormatID == kAudioFormat60958AC3 )
- {
+ if (p_format_list[i].mFormat.mFormatID == 'IAC3' ||
+ p_format_list[i].mFormat.mFormatID == 'iac3' ||
+ p_format_list[i].mFormat.mFormatID == kAudioFormat60958AC3 ||
+ p_format_list[i].mFormat.mFormatID == kAudioFormatAC3)
b_return = true;
- }
}
- free( p_format_list );
+ free(p_format_list);
return b_return;
}
-/*****************************************************************************
- * AudioStreamChangeFormat: Change i_stream_id to change_format
- *****************************************************************************/
-static int AudioStreamChangeFormat( audio_output_t *p_aout, AudioStreamID i_stream_id, AudioStreamBasicDescription change_format )
+/*
+ * AudioStreamChangeFormat: switch stream format based on the provided description
+ */
+static int AudioStreamChangeFormat(audio_output_t *p_aout, AudioStreamID i_stream_id, AudioStreamBasicDescription change_format)
{
OSStatus err = noErr;
UInt32 i_param_size = 0;
- AudioObjectPropertyAddress physicalFormatAddress = { kAudioStreamPropertyPhysicalFormat, kAudioDevicePropertyScopeOutput, kAudioObjectPropertyElementMaster };
+ AudioObjectPropertyAddress physicalFormatAddress = { kAudioStreamPropertyPhysicalFormat, kAudioObjectPropertyScopeGlobal, kAudioObjectPropertyElementMaster };
struct { vlc_mutex_t lock; vlc_cond_t cond; } w;
- msg_Dbg( p_aout, STREAM_FORMAT_MSG( "setting stream format: ", change_format ) );
+ msg_Dbg(p_aout, STREAM_FORMAT_MSG("setting stream format: ", change_format));
/* Condition because SetProperty is asynchronious */
- vlc_cond_init( &w.cond );
- vlc_mutex_init( &w.lock );
- vlc_mutex_lock( &w.lock );
+ vlc_cond_init(&w.cond);
+ vlc_mutex_init(&w.lock);
+ vlc_mutex_lock(&w.lock);
/* Install the callback */
- err = AudioObjectAddPropertyListener( i_stream_id, &physicalFormatAddress, StreamListener, (void *)&w );
- if( err != noErr )
- {
- msg_Err( p_aout, "AudioObjectAddPropertyListener for kAudioStreamPropertyPhysicalFormat failed: [%4.4s]", (char *)&err );
+ err = AudioObjectAddPropertyListener(i_stream_id, &physicalFormatAddress, StreamListener, (void *)&w);
+ if (err != noErr) {
+ msg_Err(p_aout, "AudioObjectAddPropertyListener for kAudioStreamPropertyPhysicalFormat failed: [%4.4s]", (char *)&err);
return false;
}
/* change the format */
- err = AudioObjectSetPropertyData( i_stream_id, &physicalFormatAddress, 0, NULL, sizeof( AudioStreamBasicDescription ),
- &change_format );
- if( err != noErr )
- {
- msg_Err( p_aout, "could not set the stream format: [%4.4s]", (char *)&err );
+ err = AudioObjectSetPropertyData(i_stream_id, &physicalFormatAddress, 0, NULL, sizeof(AudioStreamBasicDescription),
+ &change_format);
+ if (err != noErr) {
+ msg_Err(p_aout, "could not set the stream format: [%4.4s]", (char *)&err);
return false;
}
* it is also not atomic in its behaviour.
* Therefore we check 5 times before we really give up.
* FIXME: failing isn't actually implemented yet. */
- for( int i = 0; i < 5; i++ )
- {
+ for (int i = 0; i < 5; i++) {
AudioStreamBasicDescription actual_format;
mtime_t timeout = mdate() + 500000;
- if( vlc_cond_timedwait( &w.cond, &w.lock, timeout ) )
- {
- msg_Dbg( p_aout, "reached timeout" );
- }
+ if (vlc_cond_timedwait(&w.cond, &w.lock, timeout))
+ msg_Dbg(p_aout, "reached timeout");
- i_param_size = sizeof( AudioStreamBasicDescription );
- err = AudioObjectGetPropertyData( i_stream_id, &physicalFormatAddress, 0, NULL, &i_param_size, &actual_format );
+ i_param_size = sizeof(AudioStreamBasicDescription);
+ err = AudioObjectGetPropertyData(i_stream_id, &physicalFormatAddress, 0, NULL, &i_param_size, &actual_format);
- msg_Dbg( p_aout, STREAM_FORMAT_MSG( "actual format in use: ", actual_format ) );
- if( actual_format.mSampleRate == change_format.mSampleRate &&
+ msg_Dbg(p_aout, STREAM_FORMAT_MSG("actual format in use: ", actual_format));
+ if (actual_format.mSampleRate == change_format.mSampleRate &&
actual_format.mFormatID == change_format.mFormatID &&
- actual_format.mFramesPerPacket == change_format.mFramesPerPacket )
- {
+ actual_format.mFramesPerPacket == change_format.mFramesPerPacket) {
/* The right format is now active */
break;
}
}
/* Removing the property listener */
- err = AudioObjectRemovePropertyListener( i_stream_id, &physicalFormatAddress, StreamListener, NULL );
- if( err != noErr )
- {
- msg_Err( p_aout, "AudioStreamRemovePropertyListener failed: [%4.4s]", (char *)&err );
+ err = AudioObjectRemovePropertyListener(i_stream_id, &physicalFormatAddress, StreamListener, (void *)&w);
+ if (err != noErr) {
+ msg_Err(p_aout, "AudioStreamRemovePropertyListener failed: [%4.4s]", (char *)&err);
return false;
}
/* Destroy the lock and condition */
- vlc_mutex_unlock( &w.lock );
- vlc_mutex_destroy( &w.lock );
- vlc_cond_destroy( &w.cond );
+ vlc_mutex_unlock(&w.lock);
+ vlc_mutex_destroy(&w.lock);
+ vlc_cond_destroy(&w.cond);
return true;
}
-
-/*****************************************************************************
- * RenderCallbackAnalog: This function is called everytime the AudioUnit wants
- * us to provide some more audio data.
- * Don't print anything during normal playback, calling blocking function from
- * this callback is not allowed.
- *****************************************************************************/
-static OSStatus RenderCallbackAnalog( vlc_object_t *_p_aout,
- AudioUnitRenderActionFlags *ioActionFlags,
- const AudioTimeStamp *inTimeStamp,
- unsigned int inBusNumber,
- unsigned int inNumberFrames,
- AudioBufferList *ioData )
-{
- AudioTimeStamp host_time;
- mtime_t current_date = 0;
- uint32_t i_mData_bytes = 0;
-
- audio_output_t * p_aout = (audio_output_t *)_p_aout;
- struct aout_sys_t * p_sys = p_aout->sys;
-
- VLC_UNUSED(ioActionFlags);
- VLC_UNUSED(inBusNumber);
- VLC_UNUSED(inNumberFrames);
-
- host_time.mFlags = kAudioTimeStampHostTimeValid;
- AudioDeviceTranslateTime( p_sys->i_selected_dev, inTimeStamp, &host_time );
-
- /* Check for the difference between the Device clock and mdate */
- p_sys->clock_diff = - (mtime_t)
- AudioConvertHostTimeToNanos( AudioGetCurrentHostTime() ) / 1000;
- p_sys->clock_diff += mdate();
-
- current_date = p_sys->clock_diff +
- AudioConvertHostTimeToNanos( host_time.mHostTime ) / 1000;
- //- ((mtime_t) 1000000 / p_aout->format.i_rate * 31 ); // 31 = Latency in Frames. retrieve somewhere
-
- if( ioData == NULL && ioData->mNumberBuffers < 1 )
- {
- msg_Err( p_aout, "no iodata or buffers");
- return 0;
- }
- if( ioData->mNumberBuffers > 1 )
- msg_Err( p_aout, "well this is weird. seems like there is more than one buffer..." );
-
-
- if( p_sys->i_total_bytes > 0 )
- {
- i_mData_bytes = __MIN( p_sys->i_total_bytes - p_sys->i_read_bytes, ioData->mBuffers[0].mDataByteSize );
- vlc_memcpy( ioData->mBuffers[0].mData,
- &p_sys->p_remainder_buffer[p_sys->i_read_bytes],
- i_mData_bytes );
- p_sys->i_read_bytes += i_mData_bytes;
- current_date += (mtime_t) ( (mtime_t) 1000000 / p_aout->format.i_rate ) *
- ( i_mData_bytes / 4 / aout_FormatNbChannels( &p_aout->format ) ); // 4 is fl32 specific
-
- if( p_sys->i_read_bytes >= p_sys->i_total_bytes )
- p_sys->i_read_bytes = p_sys->i_total_bytes = 0;
- }
-
- while( i_mData_bytes < ioData->mBuffers[0].mDataByteSize )
- {
- /* We don't have enough data yet */
- aout_buffer_t * p_buffer;
- p_buffer = aout_PacketNext( p_aout, current_date );
-
- if( p_buffer != NULL )
- {
- uint32_t i_second_mData_bytes = __MIN( p_buffer->i_buffer, ioData->mBuffers[0].mDataByteSize - i_mData_bytes );
-
- vlc_memcpy( (uint8_t *)ioData->mBuffers[0].mData + i_mData_bytes,
- p_buffer->p_buffer, i_second_mData_bytes );
- i_mData_bytes += i_second_mData_bytes;
-
- if( i_mData_bytes >= ioData->mBuffers[0].mDataByteSize )
- {
- p_sys->i_total_bytes = p_buffer->i_buffer - i_second_mData_bytes;
- vlc_memcpy( p_sys->p_remainder_buffer,
- &p_buffer->p_buffer[i_second_mData_bytes],
- p_sys->i_total_bytes );
- aout_BufferFree( p_buffer );
- break;
- }
- else
- {
- /* update current_date */
- current_date += (mtime_t) ( (mtime_t) 1000000 / p_aout->format.i_rate ) *
- ( i_second_mData_bytes / 4 / aout_FormatNbChannels( &p_aout->format ) ); // 4 is fl32 specific
- }
- aout_BufferFree( p_buffer );
- }
- 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;
- }
- }
- return( noErr );
-}
-
-/*****************************************************************************
- * RenderCallbackSPDIF: callback for SPDIF audio output
- *****************************************************************************/
-static OSStatus RenderCallbackSPDIF( AudioDeviceID inDevice,
- const AudioTimeStamp * inNow,
- const void * inInputData,
- const AudioTimeStamp * inInputTime,
- AudioBufferList * outOutputData,
- const AudioTimeStamp * inOutputTime,
- void * threadGlobals )
-{
- aout_buffer_t * p_buffer;
- mtime_t current_date;
-
- audio_output_t * p_aout = (audio_output_t *)threadGlobals;
- struct aout_sys_t * p_sys = p_aout->sys;
-
- VLC_UNUSED(inDevice);
- VLC_UNUSED(inInputData);
- VLC_UNUSED(inInputTime);
-
- /* Check for the difference between the Device clock and mdate */
- p_sys->clock_diff = - (mtime_t)
- AudioConvertHostTimeToNanos( inNow->mHostTime ) / 1000;
- p_sys->clock_diff += mdate();
-
- current_date = p_sys->clock_diff +
- AudioConvertHostTimeToNanos( inOutputTime->mHostTime ) / 1000;
- //- ((mtime_t) 1000000 / p_aout->format.i_rate * 31 ); // 31 = Latency in Frames. retrieve somewhere
-
- p_buffer = aout_PacketNext( p_aout, current_date );
-
-#define BUFFER outOutputData->mBuffers[p_sys->i_stream_index]
- if( p_buffer != NULL )
- {
- if( (int)BUFFER.mDataByteSize != (int)p_buffer->i_buffer)
- msg_Warn( p_aout, "bytesize: %d nb_bytes: %d", (int)BUFFER.mDataByteSize, (int)p_buffer->i_buffer );
-
- /* move data into output data buffer */
- vlc_memcpy( BUFFER.mData, p_buffer->p_buffer, p_buffer->i_buffer );
- aout_BufferFree( p_buffer );
- }
- else
- {
- vlc_memset( BUFFER.mData, 0, BUFFER.mDataByteSize );
- }
-#undef BUFFER
-
- return( noErr );
-}
-
-/*****************************************************************************
- * HardwareListener: Warns us of changes in the list of registered devices
- *****************************************************************************/
-static OSStatus HardwareListener( AudioObjectID inObjectID, UInt32 inNumberAddresses, const AudioObjectPropertyAddress inAddresses[], void*inClientData)
-{
- OSStatus err = noErr;
- audio_output_t *p_aout = (audio_output_t *)inClientData;
- VLC_UNUSED(inObjectID);
-
- for ( unsigned int i = 0; i < inNumberAddresses; i++ )
- {
- if( inAddresses[i].mSelector == kAudioHardwarePropertyDevices )
- {
- /* something changed in the list of devices */
- /* We trigger the audio-device's aout_ChannelsRestart callback */
- var_TriggerCallback( p_aout, "audio-device" );
- var_Destroy( p_aout, "audio-device" );
- }
- }
-
- return( err );
-}
-
-/*****************************************************************************
- * StreamListener
- *****************************************************************************/
-static OSStatus StreamListener( AudioObjectID inObjectID, UInt32 inNumberAddresses, const AudioObjectPropertyAddress inAddresses[], void*inClientData)
-{
- OSStatus err = noErr;
- struct { vlc_mutex_t lock; vlc_cond_t cond; } * w = inClientData;
-
- VLC_UNUSED(inObjectID);
-
- for ( unsigned int i = 0; i < inNumberAddresses; i++ )
- {
- if( inAddresses[i].mSelector == kAudioStreamPropertyPhysicalFormat )
- {
- vlc_mutex_lock( &w->lock );
- vlc_cond_signal( &w->cond );
- vlc_mutex_unlock( &w->lock );
- }
- }
- return( err );
-}
-
-/*****************************************************************************
- * AudioDeviceCallback: Callback triggered when the audio-device variable is changed
- *****************************************************************************/
-static int AudioDeviceCallback( vlc_object_t *p_this, const char *psz_variable,
- vlc_value_t old_val, vlc_value_t new_val, void *param )
-{
- audio_output_t *p_aout = (audio_output_t *)p_this;
- var_Set( p_aout->p_libvlc, "macosx-audio-device", new_val );
- msg_Dbg( p_aout, "Set Device: %#"PRIx64, new_val.i_int );
- return aout_ChannelsRestart( p_this, psz_variable, old_val, new_val, param );
-}
-