cdg.c File Reference

Include dependency graph for cdg.c:

Data Structures
struct	decoder_sys_t
Defines
#define	CDG_SCREEN_WIDTH   (300)
#define	CDG_SCREEN_HEIGHT   (216)
#define	CDG_SCREEN_BORDER_WIDTH   (6)
#define	CDG_SCREEN_BORDER_HEIGHT   (12)
#define	CDG_DISPLAY_WIDTH   (CDG_SCREEN_WIDTH-2*CDG_SCREEN_BORDER_WIDTH)
#define	CDG_DISPLAY_HEIGHT   (CDG_SCREEN_HEIGHT-2*CDG_SCREEN_BORDER_HEIGHT)
#define	CDG_SCREEN_PITCH   (CDG_SCREEN_WIDTH)
#define	CDG_PACKET_SIZE   (24)
#define	CDG_COLOR_R_SHIFT   ( 0)
#define	CDG_COLOR_G_SHIFT   ( 8)
#define	CDG_COLOR_B_SHIFT   (16)
Functions
static int	Open (vlc_object_t *)
	Probes and initializes.
static void	Close (vlc_object_t *)
	Releases resources.
static picture_t *	Decode (decoder_t *, block_t **)
static int	DecodePacket (decoder_sys_t *p_cdg, uint8_t *p_buffer, int i_buffer)
static int	Render (decoder_sys_t *p_cdg, picture_t *p_picture)
int	vlc_entry__main (module_t *p_module)
const char *	vlc_entry_license__main (void)
static void	ScreenFill (decoder_sys_t *p_cdg, int sx, int sy, int dx, int dy, int c)
static int	DecodeMemoryPreset (decoder_sys_t *p_cdg, const uint8_t *p_data)
static int	DecodeBorderPreset (decoder_sys_t *p_cdg, const uint8_t *p_data)
static int	DecodeLoadColorTable (decoder_sys_t *p_cdg, const uint8_t *p_data, int i_base)
static int	DecodeTileBlock (decoder_sys_t *p_cdg, const uint8_t *p_data, int doXor)
static int	DecodeScroll (decoder_sys_t *p_cdg, const uint8_t *p_data, int b_copy)
static void	RenderPixel (picture_t *p_picture, int x, int y, uint32_t c)
static uint32_t	RenderRGB (int r, int g, int b)

---

Define Documentation

#define CDG_COLOR_B_SHIFT   (16)

Referenced by RenderRGB().

#define CDG_COLOR_G_SHIFT   ( 8)

Referenced by RenderRGB().

#define CDG_COLOR_R_SHIFT   ( 0)

Referenced by RenderRGB().

#define CDG_DISPLAY_HEIGHT   (CDG_SCREEN_HEIGHT-2*CDG_SCREEN_BORDER_HEIGHT)

Referenced by Render().

#define CDG_DISPLAY_WIDTH   (CDG_SCREEN_WIDTH-2*CDG_SCREEN_BORDER_WIDTH)

Referenced by Render().

#define CDG_PACKET_SIZE   (24)

Referenced by Decode(), and DecodePacket().

#define CDG_SCREEN_BORDER_HEIGHT   (12)

Referenced by DecodeBorderPreset(), DecodeScroll(), and Render().

#define CDG_SCREEN_BORDER_WIDTH   (6)

Referenced by DecodeBorderPreset(), DecodeScroll(), and Render().

#define CDG_SCREEN_HEIGHT   (216)

Referenced by DecodeBorderPreset(), DecodeMemoryPreset(), and DecodeScroll().

#define CDG_SCREEN_PITCH   (CDG_SCREEN_WIDTH)

Referenced by DecodeScroll(), DecodeTileBlock(), Render(), and ScreenFill().

#define CDG_SCREEN_WIDTH   (300)

Referenced by DecodeBorderPreset(), DecodeMemoryPreset(), and DecodeScroll().

---

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 picture_t * Decode	(	decoder_t *	p_dec,
		block_t **	pp_block
	)			[static]

References BLOCK_FLAG_CORRUPTED, BLOCK_FLAG_DISCONTINUITY, block_Release(), CDG_PACKET_SIZE, picture_t::date, DecodePacket(), decoder_NewPicture(), block_t::i_buffer, block_t::i_dts, block_t::i_flags, decoder_sys_t::i_packet, block_t::i_pts, block_t::p_buffer, decoder_t::p_sys, Render(), and VLC_TS_INVALID.

static int DecodeBorderPreset	(	decoder_sys_t *	p_cdg,
		const uint8_t *	p_data
	)			[static]

References CDG_SCREEN_BORDER_HEIGHT, CDG_SCREEN_BORDER_WIDTH, CDG_SCREEN_HEIGHT, CDG_SCREEN_WIDTH, i_color, and ScreenFill().

Referenced by DecodePacket().

static int DecodeLoadColorTable	(	decoder_sys_t *	p_cdg,
		const uint8_t *	p_data,
		int	i_base
	)			[static]

References b, c, and decoder_sys_t::color.

Referenced by DecodePacket().

static int DecodeMemoryPreset	(	decoder_sys_t *	p_cdg,
		const uint8_t *	p_data
	)			[static]

References CDG_SCREEN_HEIGHT, CDG_SCREEN_WIDTH, i_color, and ScreenFill().

Referenced by DecodePacket().

static int DecodePacket	(	decoder_sys_t *	p_cdg,
		uint8_t *	p_buffer,
		int	i_buffer
	)			[static]

References CDG_PACKET_SIZE, DecodeBorderPreset(), DecodeLoadColorTable(), DecodeMemoryPreset(), DecodeScroll(), DecodeTileBlock(), and decoder_sys_t::i_packet.

Referenced by Decode(), and ProcessPacket().

static int DecodeScroll	(	decoder_sys_t *	p_cdg,
		const uint8_t *	p_data,
		int	b_copy
	)			[static]

References CDG_SCREEN_BORDER_HEIGHT, CDG_SCREEN_BORDER_WIDTH, CDG_SCREEN_HEIGHT, CDG_SCREEN_PITCH, CDG_SCREEN_WIDTH, decoder_sys_t::i_offseth, decoder_sys_t::i_offsetv, decoder_sys_t::screen, and ScreenFill().

Referenced by DecodePacket().

static int DecodeTileBlock	(	decoder_sys_t *	p_cdg,
		const uint8_t *	p_data,
		int	doXor
	)			[static]

References CDG_SCREEN_PITCH, idx, and decoder_sys_t::p_screen.

Referenced by DecodePacket().

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 Render	(	decoder_sys_t *	p_cdg,
		picture_t *	p_picture
	)			[static]

References b, CDG_DISPLAY_HEIGHT, CDG_DISPLAY_WIDTH, CDG_SCREEN_BORDER_HEIGHT, CDG_SCREEN_BORDER_WIDTH, CDG_SCREEN_PITCH, decoder_sys_t::color, decoder_sys_t::i_offseth, decoder_sys_t::i_offsetv, decoder_sys_t::p_screen, RenderPixel(), and RenderRGB().

Referenced by Create(), Decode(), ParsePacket(), RenderText(), and Run().

static void RenderPixel	(	picture_t *	p_picture,
		int	x,
		int	y,
		uint32_t	c
	)			[static]

References plane_t::i_pitch, picture_t::p, and plane_t::p_pixels.

Referenced by Render().

static uint32_t RenderRGB	(	int	r,
		int	g,
		int	b
	)			[static]

References CDG_COLOR_B_SHIFT, CDG_COLOR_G_SHIFT, and CDG_COLOR_R_SHIFT.

Referenced by Render().

static void ScreenFill	(	decoder_sys_t *	p_cdg,
		int	sx,
		int	sy,
		int	dx,
		int	dy,
		int	c
	)			[static]

References CDG_SCREEN_PITCH, and decoder_sys_t::p_screen.

Referenced by DecodeBorderPreset(), DecodeMemoryPreset(), and DecodeScroll().

int vlc_entry__main

(

module_t *

p_module

)

const char* vlc_entry_license__main

(

void

)