portaudio.c File Reference

Include dependency graph for portaudio.c:

Data Structures
struct	pa_thread_t
struct	aout_sys_t
Defines
#define	FRAME_SIZE   1024
#define	DEVICE_TEXT   N_("Output device")
#define	DEVICE_LONGTEXT   N_("Portaudio identifier for the output device")
Functions
static int	Open (vlc_object_t *)
	Probes and initializes.
static void	Close (vlc_object_t *)
	Releases resources.
static void	Play (aout_instance_t *)
static int	PAOpenDevice (aout_instance_t *)
static int	PAOpenStream (aout_instance_t *)
int	vlc_entry__main (module_t *p_module)
const char *	vlc_entry_license__main (void)
static int	paCallback (const void *inputBuffer, void *outputBuffer, unsigned long framesPerBuffer, const PaStreamCallbackTimeInfo *paDate, PaStreamCallbackFlags statusFlags, void *p_cookie)
Variables
static const uint32_t	pi_channels_out []

---

Define Documentation

#define DEVICE_LONGTEXT   N_("Portaudio identifier for the output device")

#define DEVICE_TEXT   N_("Output device")

#define FRAME_SIZE   1024

---

Function Documentation

static void Close

(

vlc_object_t *

p_this

)

[static]

Releases resources.

Close the module.

Destroys the X11 window.

Disconnect from the X server.

Close a SDL video output.

It destroys an OpenGL vout display.

Terminate a vout display created by Open.

It destroyes a Direct3D vout display.

Terminate an output method created by Open.

Release the drawable.

Close a libcaca video output.

Close a aa video output method.

Close the filter.

Terminate a splitter module.

This function closes a clone video splitter module.

Common close function.

Releases allocate resources.

Close: Destructor.

Parameters:

	p_this	pointer to this filter object
	p_this,:	the filter object

static int Open

(

vlc_object_t *

p_this

)

[static]

Probes and initializes.

Basic chorus/flanger/delay audio filter This implements a variable delay filter for VLC.

Todo:

• Improve CDDB support (non-blocking, cache, .

Open the module.

Create an X11 window.

Probe the X server.

This function initializes SDL vout method.

It creates an OpenGL vout display.

This function allocates and initialize the DirectX vout display.

It creates a Direct3D vout display.

This function allocates and initializes a FB vout method.

Find the drawable set by libvlc application.

This function initializes libcaca vout method.

This function allocates and initializes a aa vout method.

This function allocates and initializes a Wall splitter module.

Open the filter.

This function allocates and initializes a Clone splitter module.

Open: initialize and create stuff.

Connect to the sftp server and ask for a file.

Parameters:

p_this,:

the vlc_object

Returns:

VLC_SUCCESS if everything was fine

Parameters:

	p_this
	p_this,:	the filter object

Returns:

VLC_SUCCESS or vlc error codes

Todo:

Reinstate meta codec name

static int paCallback	(	const void *	inputBuffer,
		void *	outputBuffer,
		unsigned long	framesPerBuffer,
		const PaStreamCallbackTimeInfo *	paDate,
		PaStreamCallbackFlags	statusFlags,
		void *	p_cookie
	)			[static]

References aout_BufferFree, aout_ChannelReorder(), aout_OutputNextBuffer(), aout_sys_t::b_chan_reorder, aout_sys_t::i_bits_per_sample, block_t::i_buffer, aout_sys_t::i_channels, aout_sys_t::i_sample_size, mdate(), aout_sys_t::p_aout, block_t::p_buffer, p_sys, aout_sys_t::pi_chan_table, vlc_memcpy(), vlc_memset(), and VLC_UNUSED.

static int PAOpenDevice

(

aout_instance_t *

p_aout

)

[static]

References i.

static int PAOpenStream

(

aout_instance_t *

p_aout

)

[static]

static void Play

(

aout_instance_t *

p_aout

)

[static]

int vlc_entry__main

(

module_t *

p_module

)

const char* vlc_entry_license__main

(

void

)

---

Variable Documentation

const uint32_t pi_channels_out[] [static]

Initial value:

    {  0x2 ,  0x4 ,
       0x1 ,  0x1000 ,
       0x20 ,  0x40 ,  0x10 ,
       0x100 ,  0x200 , 0 }