mpeg4video.c File Reference

Include dependency graph for mpeg4video.c:

Data Structures
struct	decoder_sys_t
Defines
#define	VIDEO_OBJECT_MASK   0x01f
#define	VIDEO_OBJECT_LAYER_MASK   0x00f
#define	VIDEO_OBJECT_START_CODE   0x100
#define	VIDEO_OBJECT_LAYER_START_CODE   0x120
#define	VISUAL_OBJECT_SEQUENCE_START_CODE   0x1b0
#define	VISUAL_OBJECT_SEQUENCE_END_CODE   0x1b1
#define	USER_DATA_START_CODE   0x1b2
#define	GROUP_OF_VOP_START_CODE   0x1b3
#define	VIDEO_SESSION_ERROR_CODE   0x1b4
#define	VISUAL_OBJECT_START_CODE   0x1b5
#define	VOP_START_CODE   0x1b6
#define	FACE_OBJECT_START_CODE   0x1ba
#define	FACE_OBJECT_PLANE_START_CODE   0x1bb
#define	MESH_OBJECT_START_CODE   0x1bc
#define	MESH_OBJECT_PLANE_START_CODE   0x1bd
#define	STILL_TEXTURE_OBJECT_START_CODE   0x1be
#define	TEXTURE_SPATIAL_LAYER_START_CODE   0x1bf
#define	TEXTURE_SNR_LAYER_START_CODE   0x1c0
Functions
static int	Open (vlc_object_t *)
	Probes and initializes.
static void	Close (vlc_object_t *)
	Releases resources.
int	vlc_entry__main (module_t *p_module)
const char *	vlc_entry_license__main (void)
static block_t *	Packetize (decoder_t *, block_t **)
static void	PacketizeReset (void *p_private, bool b_broken)
static block_t *	PacketizeParse (void *p_private, bool *pb_ts_used, block_t *)
static int	PacketizeValidate (void *p_private, block_t *)
static block_t *	ParseMPEGBlock (decoder_t *, block_t *)
static int	ParseVOL (decoder_t *, es_format_t *, uint8_t *, int)
static int	ParseVOP (decoder_t *, block_t *)
static int	vlc_log2 (unsigned int)
Variables
static const uint8_t	p_mp4v_startcode [3] = { 0x00, 0x00, 0x01 }

---

Define Documentation

#define FACE_OBJECT_PLANE_START_CODE   0x1bb

#define FACE_OBJECT_START_CODE   0x1ba

#define GROUP_OF_VOP_START_CODE   0x1b3

#define MESH_OBJECT_PLANE_START_CODE   0x1bd

#define MESH_OBJECT_START_CODE   0x1bc

#define STILL_TEXTURE_OBJECT_START_CODE   0x1be

#define TEXTURE_SNR_LAYER_START_CODE   0x1c0

#define TEXTURE_SPATIAL_LAYER_START_CODE   0x1bf

#define USER_DATA_START_CODE   0x1b2

#define VIDEO_OBJECT_LAYER_MASK   0x00f

#define VIDEO_OBJECT_LAYER_START_CODE   0x120

#define VIDEO_OBJECT_MASK   0x01f

#define VIDEO_OBJECT_START_CODE   0x100

#define VIDEO_SESSION_ERROR_CODE   0x1b4

#define VISUAL_OBJECT_SEQUENCE_END_CODE   0x1b1

#define VISUAL_OBJECT_SEQUENCE_START_CODE   0x1b0

#define VISUAL_OBJECT_START_CODE   0x1b5

#define VOP_START_CODE   0x1b6

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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.

Status of this demuxer: Real Media format -----------------.

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 block_t * Packetize	(	decoder_t *	p_dec,
		block_t **	pp_block
	)			[static]

References decoder_t::p_sys, decoder_sys_t::packetizer, and packetizer_Packetize().

static block_t * PacketizeParse	(	void *	p_private,
		bool *	pb_ts_used,
		block_t *	p_block
	)			[static]

References block_t::i_dts, block_t::i_pts, and ParseMPEGBlock().

static void PacketizeReset	(	void *	p_private,
		bool	b_broken
	)			[static]

References block_ChainRelease(), decoder_sys_t::i_interpolated_dts, decoder_sys_t::i_interpolated_pts, decoder_sys_t::i_last_ref_pts, decoder_sys_t::i_last_time, decoder_sys_t::i_last_time_ref, decoder_sys_t::i_last_timeincr, decoder_sys_t::i_time_ref, decoder_sys_t::p_frame, decoder_t::p_sys, decoder_sys_t::pp_last, and VLC_TS_INVALID.

static int PacketizeValidate	(	void *	p_private,
		block_t *	p_au
	)			[static]

References block_t::i_dts, decoder_sys_t::i_interpolated_dts, decoder_sys_t::i_interpolated_pts, block_t::i_pts, msg_Dbg, decoder_t::p_sys, VLC_EGENERIC, VLC_SUCCESS, and VLC_TS_INVALID.

static block_t * ParseMPEGBlock	(	decoder_t *	p_dec,
		block_t *	p_frag
	)			[static]

References block_ChainGather(), block_ChainLastAppend(), block_Release(), decoder_t::fmt_out, block_t::i_buffer, block_t::i_dts, es_format_t::i_extra, decoder_sys_t::i_flags, block_t::i_flags, decoder_sys_t::i_interpolated_dts, decoder_sys_t::i_interpolated_pts, block_t::i_pts, msg_Warn, block_t::p_buffer, es_format_t::p_extra, decoder_sys_t::p_frame, decoder_t::p_sys, ParseVOL(), ParseVOP(), decoder_sys_t::pp_last, VLC_SUCCESS, and xrealloc().

Referenced by PacketizeParse().

static int ParseVOL	(	decoder_t *	p_dec,
		es_format_t *	fmt,
		uint8_t *	p_vol,
		int	i_vol
	)			[static]

References bs_init(), bs_read(), bs_read1(), bs_skip(), decoder_sys_t::i_fps_den, decoder_sys_t::i_fps_num, video_format_t::i_height, video_format_t::i_width, decoder_t::p_sys, es_format_t::video, VLC_EGENERIC, vlc_log2(), and VLC_SUCCESS.

Referenced by ParseMPEGBlock().

static int ParseVOP	(	decoder_t *	p_dec,
		block_t *	p_vop
	)			[static]

References decoder_sys_t::b_frame, BLOCK_FLAG_TYPE_B, BLOCK_FLAG_TYPE_I, BLOCK_FLAG_TYPE_P, BLOCK_FLAG_TYPE_PB, bs_init(), bs_read(), bs_read1(), decoder_t::fmt_in, block_t::i_buffer, block_t::i_dts, decoder_sys_t::i_flags, decoder_sys_t::i_fps_num, video_format_t::i_frame_rate, video_format_t::i_frame_rate_base, decoder_sys_t::i_interpolated_dts, decoder_sys_t::i_interpolated_pts, decoder_sys_t::i_last_ref_pts, decoder_sys_t::i_last_time, decoder_sys_t::i_last_time_ref, decoder_sys_t::i_last_timeincr, block_t::i_pts, decoder_sys_t::i_time_ref, msg_Err, block_t::p_buffer, decoder_t::p_sys, es_format_t::video, VLC_EGENERIC, vlc_log2(), VLC_SUCCESS, and VLC_TS_INVALID.

Referenced by ParseMPEGBlock().

int vlc_entry__main

(

module_t *

p_module

)

const char* vlc_entry_license__main

(

void

)

static int vlc_log2

(

unsigned int

v

)

[static]

Referenced by ParseVOL(), and ParseVOP().

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Variable Documentation

const uint8_t p_mp4v_startcode[3] = { 0x00, 0x00, 0x01 } [static]