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Commit c315e228 authored by Derk-Jan Hartman's avatar Derk-Jan Hartman
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First steps towards integrating coreaudio and auhal module into one. It does... 

First steps towards integrating coreaudio and auhal module into one. It does not actually render digital audio yet.
parent 191dc6be
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Showing with 235 additions and 128 deletions
modules/audio_output/auhal.c
View file @ c315e228
......@@ -40,6 +40,13 @@
#include <AudioToolbox/AudioFormat.h>
#define STREAM_FORMAT_MSG( pre, sfm ) \
pre "[%ld][%4.4s][%ld][%ld][%ld][%ld][%ld][%ld]", \
(UInt32)sfm.mSampleRate, (char *)&sfm.mFormatID, \
sfm.mFormatFlags, sfm.mBytesPerPacket, \
sfm.mFramesPerPacket, sfm.mBytesPerFrame, \
sfm.mChannelsPerFrame, sfm.mBitsPerChannel
#define STREAM_FORMAT_MSG_FULL( pre, sfm ) \
pre ":\nsamplerate: [%ld]\nFormatID: [%4.4s]\nFormatFlags: [%ld]\nBypesPerPacket: [%ld]\nFramesPerPacket: [%ld]\nBytesPerFrame: [%ld]\nChannelsPerFrame: [%ld]\nBitsPerChannel[%ld]", \
(UInt32)sfm.mSampleRate, (char *)&sfm.mFormatID, \
sfm.mFormatFlags, sfm.mBytesPerPacket, \
......@@ -47,6 +54,7 @@
sfm.mChannelsPerFrame, sfm.mBitsPerChannel
#define BUFSIZE 0xffffff
#define AOUT_VAR_SPDIF_FLAG 0xf0000000
/*****************************************************************************
* aout_sys_t: private audio output method descriptor
......@@ -64,26 +72,24 @@ struct aout_sys_t
Component au_component; /* The Audiocomponent we use */
AudioUnit au_unit; /* The AudioUnit we use */
mtime_t clock_diff;
uint8_t p_remainder_buffer[BUFSIZE];
uint8_t p_remainder_buffer[BUFSIZE];
uint32_t i_read_bytes;
uint32_t i_total_bytes;
audio_date_t end_date_t;
};
/*****************************************************************************
* Local prototypes.
*****************************************************************************/
static int Open ( vlc_object_t * );
int OpenAnalog ( aout_instance_t * );
int OpenSPDIF ( aout_instance_t * );
static void Close ( vlc_object_t * );
static void Play ( aout_instance_t *);
static void Play ( aout_instance_t * );
static void Probe ( aout_instance_t * );
static int Probe ( aout_instance_t * );
static int DeviceDigitalMode ( aout_instance_t *, AudioDeviceID );
int AudioDeviceSupportsDigital( aout_instance_t *, AudioDeviceID );
int AudioDeviceHasOutput ( AudioDeviceID );
static int DigitalInit ( aout_instance_t * );
static OSStatus RenderCallbackAnalog ( vlc_object_t *, AudioUnitRenderActionFlags *, const AudioTimeStamp *,
unsigned int, unsigned int, AudioBufferList *);
......@@ -104,7 +110,7 @@ vlc_module_begin();
set_category( CAT_AUDIO );
set_subcategory( SUBCAT_AUDIO_AOUT );
set_callbacks( Open, Close );
//add_integer( "coreaudio-dev", -1, NULL, ADEV_TEXT, ADEV_LONGTEXT, VLC_FALSE );
//add_integer( "macosx-audio-device", -1, NULL, ADEV_TEXT, ADEV_LONGTEXT, VLC_FALSE );
vlc_module_end();
/*****************************************************************************
......@@ -113,25 +119,33 @@ vlc_module_end();
static int Open( vlc_object_t * p_this )
{
OSStatus err = noErr;
ComponentDescription desc;
UInt32 i_param_size,i;
struct aout_sys_t *p_sys;
UInt32 i_param_size = 0, i_hog = 0;
struct aout_sys_t *p_sys = NULL;
vlc_bool_t b_alive = VLC_FALSE;
vlc_value_t val;
aout_instance_t *p_aout = (aout_instance_t *)p_this;
/* Allocate structure */
p_sys = (struct aout_sys_t *)malloc( sizeof( struct aout_sys_t ) );
if( p_sys == NULL )
p_aout->output.p_sys = malloc( sizeof( aout_sys_t ) );
if( p_aout->output.p_sys == NULL )
{
msg_Err( p_aout, "out of memory" );
return( VLC_ENOMEM );
}
memset( p_sys, 0, sizeof( struct aout_sys_t ) );
p_sys->b_digital = VLC_FALSE; /* We assume we are not digital */
p_sys = p_aout->output.p_sys;
p_sys->i_default_dev = 0;
p_sys->i_selected_dev = 0;
p_sys->i_devices = 0;
p_sys->b_supports_digital = VLC_FALSE;
p_sys->b_digital = VLC_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;
memset( p_sys->p_remainder_buffer, 0, sizeof(uint8_t) * BUFSIZE );
p_aout->output.p_sys = p_sys;
p_aout->output.pf_play = Play;
aout_FormatPrint( p_aout, "VLC is looking for:\n", (audio_sample_format_t *)&p_aout->output.output );
......@@ -140,46 +154,91 @@ static int Open( vlc_object_t * p_this )
if( var_Type( p_aout, "audio-device" ) == 0 )
{
Probe( p_aout );
/*if( Probe( p_aout ) != VLC_SUCCESS );
{
msg_Err( p_aout, "Probe failed" );
free( p_sys );
return VLC_EGENERIC;
}*/
}
/* What device do we want? */
if( var_Get( p_aout, "audio-device", &val ) < 0 )
{
msg_Err( p_aout, "audio-device var does not exist" );
msg_Err( p_aout, "audio-device var does not exist. device probe failed." );
free( p_sys );
return( VLC_ENOVAR );
}
p_sys->i_selected_dev = val.i_int;
/* what is vlc format? if digital, take digital route else AUHAL route */
DeviceDigitalMode( p_aout, p_sys->i_selected_dev );
/*if( DeviceDigitalMode( p_aout, p_sys->i_selected_dev ) != VLC_SUCCESS );
p_sys->i_selected_dev = val.i_int & ~AOUT_VAR_SPDIF_FLAG;
p_sys->b_supports_digital = ( val.i_int & AOUT_VAR_SPDIF_FLAG ) ? VLC_TRUE : VLC_FALSE;
/* Check if the desired device is alive and usable */
i_param_size = sizeof( b_alive );
err = AudioDeviceGetProperty( p_sys->i_selected_dev, 0, FALSE,
kAudioDevicePropertyDeviceIsAlive,
&i_param_size, &b_alive );
if( err != noErr )
{
msg_Err( p_aout, "could not check whether device is alive: %4.4s",
(char *)&err );
return VLC_EGENERIC;
}
if( b_alive == VLC_FALSE )
{
msg_Err( p_aout, "DeviceDigitalMode failed" );
msg_Err( p_aout, "Selected audio device is not alive" );
var_Destroy( p_aout, "audio-device" );
free( p_sys );
return VLC_EGENERIC;
}
*/
i_param_size = sizeof( i_hog );
err = AudioDeviceGetProperty( p_sys->i_selected_dev, 0, FALSE,
kAudioDevicePropertyHogMode,
&i_param_size, &i_hog );
if( err != noErr )
{
msg_Err( p_aout, "could not check whether device is hogged: %4.4s",
(char *)&err );
return VLC_EGENERIC;
}
if( i_hog != -1 )
{
msg_Err( p_aout, "Selected audio device is exclusively in use by another program" );
var_Destroy( p_aout, "audio-device" );
free( p_sys );
return VLC_EGENERIC;
}
/* Check for Digital mode or Analog output mode */
if( AOUT_FMT_NON_LINEAR( &p_aout->output.output ) && p_sys->b_supports_digital )
{
p_sys->b_digital = VLC_TRUE;
p_aout->output.output.i_format = VLC_FOURCC('s','p','d','i');
msg_Dbg( p_aout, "we found a digital stream, and we WANT a digital stream" );
if( OpenSPDIF( p_aout ) )
return VLC_SUCCESS;
}
else
{
if( OpenAnalog( p_aout ) )
return VLC_SUCCESS;
}
else if( AOUT_FMT_NON_LINEAR( &p_aout->output.output ) && !p_sys->b_supports_digital )
/* If we reach this, the Open* failed */
var_Destroy( p_aout, "audio-device" );
free( p_sys );
return VLC_EGENERIC;
}
int OpenAnalog( aout_instance_t *p_aout )
{
struct aout_sys_t *p_sys = p_aout->output.p_sys;
OSStatus err = noErr;
UInt32 i_param_size = 0, i = 0;
ComponentDescription desc;
if( AOUT_FMT_NON_LINEAR( &p_aout->output.output ) && !p_sys->b_supports_digital )
{
msg_Dbg( p_aout, "we had requested a digital stream, but it's not possible for this device" );
}
/* If analog only start setting up AUHAL */
/* If analog only start setting up AUHAL */
/* Lets go find our Component */
desc.componentType = kAudioUnitType_Output;
desc.componentSubType = kAudioUnitSubType_HALOutput;
......@@ -191,17 +250,14 @@ static int Open( vlc_object_t * p_this )
if( p_sys->au_component == NULL )
{
msg_Err( p_aout, "we cannot find our HAL component" );
free( p_sys );
return VLC_EGENERIC;
return VLC_FALSE;
}
err = OpenAComponent( p_sys->au_component, &p_sys->au_unit );
if( err )
{
msg_Err( p_aout, "we cannot find our HAL component" );
free( p_sys );
return VLC_EGENERIC;
return VLC_FALSE;
}
/* Enable IO for the component */
......@@ -226,7 +282,7 @@ static int Open( vlc_object_t * p_this )
&DeviceFormat,
&i_param_size ));
msg_Dbg( p_aout, STREAM_FORMAT_MSG( "current format is " , DeviceFormat ) );
msg_Dbg( p_aout, STREAM_FORMAT_MSG( "current format is: " , DeviceFormat ) );
/* Get the channel layout */
AudioChannelLayout *layout;
......@@ -473,9 +529,35 @@ static int Open( vlc_object_t * p_this )
verify_noerr( AudioUnitInitialize(p_sys->au_unit) );
verify_noerr( AudioOutputUnitStart(p_sys->au_unit) );
return( VLC_SUCCESS );
return VLC_TRUE;
}
/*****************************************************************************
* Setup a encoded digital stream (SPDIF)
*****************************************************************************/
int OpenSPDIF( aout_instance_t * p_aout )
{
OSStatus err = noErr;
UInt32 i, i_param_size;
AudioDeviceID devid_def;
AudioDeviceID *p_devices = NULL;
vlc_value_t val, text;
struct aout_sys_t *p_sys = p_aout->output.p_sys;
/* Start doing the SPDIF setup proces */
p_sys->b_digital = VLC_TRUE;
p_aout->output.output.i_format = VLC_FOURCC('s','p','d','i');
msg_Dbg( p_aout, "we found a digital stream, and we WANT a digital stream" );
return VLC_FALSE;
error:
return VLC_FALSE;
}
/*****************************************************************************
* Close: Close HAL AudioUnit
*****************************************************************************/
......@@ -504,11 +586,11 @@ static void Play( aout_instance_t * p_aout )
/*****************************************************************************
* Probe
*****************************************************************************/
static int Probe( aout_instance_t * p_aout )
static void Probe( aout_instance_t * p_aout )
{
OSStatus err = noErr;
UInt32 i, i_param_size;
AudioDeviceID devid_def;
UInt32 i = 0, i_param_size = 0;
AudioDeviceID devid_def = 0;
AudioDeviceID *p_devices = NULL;
vlc_value_t val, text;
......@@ -534,7 +616,7 @@ static int Probe( aout_instance_t * p_aout )
msg_Dbg( p_aout, "system has [%ld] device(s)", p_sys->i_devices );
/* Allocate DeviceID array */
p_devices = (AudioDeviceID *)malloc( i_param_size );
p_devices = (AudioDeviceID*)malloc( sizeof(AudioDeviceID) * p_sys->i_devices );
if( p_devices == NULL )
{
msg_Err( p_aout, "out of memory" );
......@@ -543,7 +625,7 @@ static int Probe( aout_instance_t * p_aout )
/* Populate DeviceID array */
err = AudioHardwareGetProperty( kAudioHardwarePropertyDevices,
&i_param_size, (void *)p_devices );
&i_param_size, p_devices );
if( err != noErr )
{
msg_Err( p_aout, "could not get the device ID's: [%4.4s]", (char *)&err );
......@@ -553,7 +635,7 @@ static int Probe( aout_instance_t * p_aout )
/* Find the ID of the default Device */
i_param_size = sizeof( AudioDeviceID );
err = AudioHardwareGetProperty( kAudioHardwarePropertyDefaultOutputDevice,
&i_param_size, (void *)&devid_def );
&i_param_size, &devid_def );
if( err != noErr )
{
msg_Err( p_aout, "could not get default audio device: [%4.4s]", (char *)&err );
......@@ -567,29 +649,25 @@ static int Probe( aout_instance_t * p_aout )
for( i = 0; i < p_sys->i_devices; i++ )
{
char psz_devuid[1024];
char psz_name[1024];
CFStringRef devUID;
char *psz_name;
i_param_size = 0;
i_param_size = sizeof psz_name;
err = AudioDeviceGetProperty(
/* Retrieve the length of the device name */
err = AudioDeviceGetPropertyInfo(
p_devices[i], 0, VLC_FALSE,
kAudioDevicePropertyDeviceName,
&i_param_size, psz_name);
if( err )
goto error;
&i_param_size, NULL);
if( err ) goto error;
i_param_size = sizeof(CFStringRef);
/* Retrieve the name of the device */
psz_name = (char *)malloc( i_param_size );
err = AudioDeviceGetProperty(
p_devices[i], 0, VLC_FALSE,
kAudioDevicePropertyDeviceUID,
&i_param_size, &devUID);
if( err )
goto error;
kAudioDevicePropertyDeviceName,
&i_param_size, psz_name);
if( err ) goto error;
CFStringGetCString( devUID, psz_devuid, sizeof psz_devuid, CFStringGetSystemEncoding() );
msg_Dbg( p_aout, "DevID: %lu DevName: %s DevUID: %s", p_devices[i], psz_name, psz_devuid );
CFRelease( devUID );
msg_Dbg( p_aout, "DevID: %lu DevName: %s", p_devices[i], psz_name );
if( !AudioDeviceHasOutput( p_devices[i]) )
{
......@@ -597,87 +675,140 @@ static int Probe( aout_instance_t * p_aout )
continue;
}
val.i_int = (int) p_devices[i];
text.psz_string = psz_name;
val.i_int = (int)p_devices[i];
text.psz_string = strdup( psz_name );
var_Change( p_aout, "audio-device", VLC_VAR_ADDCHOICE, &val, &text );
if( devid_def == p_devices[i] )
if( p_sys->i_default_dev == p_devices[i] )
{
var_Change( p_aout, "audio-device", VLC_VAR_SETDEFAULT, &val, NULL );
var_Set( p_aout, "audio-device", val );
}
if( AudioDeviceSupportsDigital( p_aout, p_devices[i]) )
{
val.i_int = (int)p_devices[i] | AOUT_VAR_SPDIF_FLAG;
asprintf( &text.psz_string, "%s (Encoded Output)", psz_name );
var_Change( p_aout, "audio-device", VLC_VAR_ADDCHOICE, &val, &text );
if( p_sys->i_default_dev == p_devices[i] && config_GetInt( p_aout, "spdif" ) )
{
var_Change( p_aout, "audio-device", VLC_VAR_SETDEFAULT, &val, NULL );
var_Set( p_aout, "audio-device", val );
}
}
free( psz_name);
}
var_AddCallback( p_aout, "audio-device", aout_ChannelsRestart, NULL );
/* attach a Listener so that we are notified of a change in the Device setup */
/* err = AudioHardwareAddPropertyListener( kAudioHardwarePropertyDevices,
err = AudioHardwareAddPropertyListener( kAudioHardwarePropertyDevices,
HardwareListener,
(void *)p_aout );
if( err )
goto error;*/
goto error;
msg_Dbg( p_aout, "succesful finish of deviceslist" );
if( p_devices ) free( p_devices );
return (VLC_SUCCESS);
return;
error:
var_Destroy( p_aout, "audio-device" );
if( p_devices ) free( p_devices );
return VLC_EGENERIC;
return;
}
/*****************************************************************************
* DeviceDigitalMode: Check i_dev_id for digital stream support.
* AudioDeviceSupportsDigital: Check i_dev_id for digital stream support.
*****************************************************************************/
static int DeviceDigitalMode( aout_instance_t *p_aout, AudioDeviceID i_dev_id )
int AudioDeviceSupportsDigital( aout_instance_t *p_aout, AudioDeviceID i_dev_id )
{
OSStatus err = noErr;
UInt32 i_param_size;
AudioStreamBasicDescription *p_format_list;
int i, i_formats;
struct aout_sys_t *p_sys = p_aout->output.p_sys;
p_sys->b_supports_digital = VLC_FALSE;
UInt32 i_param_size = 0;
AudioStreamBasicDescription *p_format_list = NULL;
AudioStreamID *p_streams = NULL;
int i = 0, j = 0;
int i_formats = 0, i_streams = 0;
vlc_bool_t b_return = VLC_FALSE;
/* Retrieve all the output streams */
err = AudioDeviceGetPropertyInfo( i_dev_id, 0, FALSE,
kAudioDevicePropertyStreamFormats,
kAudioDevicePropertyStreams,
&i_param_size, NULL );
if( err != noErr )
{
msg_Err( p_aout, "could not get number of streamsformats: [%4.4s]", (char *)&err );
return( VLC_EGENERIC );
msg_Err( p_aout, "could not get number of streams: [%4.4s]", (char *)&err );
return VLC_FALSE;
}
i_formats = i_param_size / sizeof( AudioStreamBasicDescription );
p_format_list = (AudioStreamBasicDescription *)malloc( i_param_size );
if( p_format_list == NULL )
i_streams = i_param_size / sizeof( AudioStreamID );
p_streams = (AudioStreamID *)malloc( i_param_size );
if( p_streams == NULL )
{
return( VLC_ENOMEM );
msg_Err( p_aout, "Out of memory" );
return VLC_ENOMEM;
}
err = AudioDeviceGetProperty( i_dev_id, 0, FALSE,
kAudioDevicePropertyStreamFormats,
&i_param_size, (void *)p_format_list );
kAudioDevicePropertyStreams,
&i_param_size, p_streams );
if( err != noErr )
{
msg_Err( p_aout, "could not get the list of formats: [%4.4s]", (char *)&err );
return( VLC_EGENERIC );
msg_Err( p_aout, "could not get number of streams: [%4.4s]", (char *)&err );
return VLC_FALSE;
}
for( i = 0; i < i_formats; i++ )
for( i = 0; i < i_streams; i++ )
{
msg_Dbg( p_aout, STREAM_FORMAT_MSG( "supported format", p_format_list[i] ) );
p_format_list = NULL;
i_formats = 0;
msg_Dbg( p_aout, "retrieving formats for stream: %#lx", p_streams[i] );
/* Retrieve all the stream formats supported by each output stream */
err = AudioStreamGetPropertyInfo( p_streams[i], 0,
kAudioDevicePropertyStreamFormats,
&i_param_size, NULL );
if( err != noErr )
{
msg_Err( p_aout, "could not get number of streamformats: [%4.4s]", (char *)&err );
break;
}
i_formats = i_param_size / sizeof( AudioStreamBasicDescription );
p_format_list = (AudioStreamBasicDescription *)malloc( i_param_size );
if( p_format_list == NULL )
{
break;
}
if( p_format_list[i].mFormatID == 'IAC3' ||
p_format_list[i].mFormatID == kAudioFormat60958AC3 )
err = AudioStreamGetProperty( p_streams[i], 0,
kAudioDevicePropertyStreamFormats,
&i_param_size, p_format_list );
if( err != noErr )
{
p_sys->b_supports_digital = VLC_TRUE;
msg_Dbg( p_aout, "this device supports a digital stream" );
msg_Err( p_aout, "could not get the list of streamformats: [%4.4s]", (char *)&err );
free( p_format_list);
break;
}
for( j = 0; j < i_formats; j++ )
{
msg_Dbg( p_aout, STREAM_FORMAT_MSG( "supported format", p_format_list[j] ) );
if( p_format_list[j].mFormatID == 'IAC3' ||
p_format_list[j].mFormatID == kAudioFormat60958AC3 )
{
b_return = VLC_TRUE;
msg_Dbg( p_aout, "this device supports a digital stream" );
break;
}
}
if( p_format_list ) free( p_format_list );
}
free( (void *)p_format_list );
return VLC_SUCCESS;
if( p_streams ) free( p_streams );
return b_return;
}
/*****************************************************************************
......@@ -709,6 +840,7 @@ static OSStatus RenderCallbackAnalog( vlc_object_t *_p_aout,
current_date = p_sys->clock_diff +
AudioConvertHostTimeToNanos( host_time.mHostTime ) / 1000;
//- ((mtime_t) 1000000 / p_aout->output.output.i_rate * 31 ); // 31 = Latency in Frames. retrieve somewhere
if( ioData == NULL && ioData->mNumberBuffers < 1 )
{
......@@ -766,28 +898,6 @@ static OSStatus RenderCallbackAnalog( vlc_object_t *_p_aout,
return( noErr );
}
/*****************************************************************************
* Setup a digital stream
*****************************************************************************/
static int DigitalInit( aout_instance_t * p_aout )
{
OSStatus err = noErr;
UInt32 i, i_param_size;
AudioDeviceID devid_def;
AudioDeviceID *p_devices = NULL;
vlc_value_t val, text;
struct aout_sys_t *p_sys = p_aout->output.p_sys;
return (VLC_SUCCESS);
error:
return VLC_EGENERIC;
}
int AudioDeviceHasOutput( AudioDeviceID i_dev_id )
{
UInt32 dataSize;
......@@ -799,7 +909,6 @@ int AudioDeviceHasOutput( AudioDeviceID i_dev_id )
return TRUE;
}
/*****************************************************************************
* HardwareListener: Warns us of changes in the list of registered devices
*****************************************************************************/
......@@ -807,9 +916,7 @@ static OSStatus HardwareListener( AudioHardwarePropertyID inPropertyID,
void * inClientData )
{
OSStatus err = noErr;
aout_instance_t *p_aout = (aout_instance_t *)inClientData;
/* struct aout_sys_t *p_sys = p_aout->output.p_sys; */
switch( inPropertyID )
{
......
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