slice.c File Reference

Go to the source code of this file.

Functions
static int	get_macroblock_modes (mpeg2_decoder_t *const decoder)
static void	get_quantizer_scale (mpeg2_decoder_t *const decoder)
static int	get_motion_delta (mpeg2_decoder_t *const decoder, const int f_code)
static int	bound_motion_vector (const int vector, const int f_code)
static int	get_dmv (mpeg2_decoder_t *const decoder)
static int	get_coded_block_pattern (mpeg2_decoder_t *const decoder)
static int	get_luma_dc_dct_diff (mpeg2_decoder_t *const decoder)
static int	get_chroma_dc_dct_diff (mpeg2_decoder_t *const decoder)
static void	get_intra_block_B14 (mpeg2_decoder_t *const decoder, const uint16_t *const quant_matrix)
static void	get_intra_block_B15 (mpeg2_decoder_t *const decoder, const uint16_t *const quant_matrix)
static int	get_non_intra_block (mpeg2_decoder_t *const decoder, const uint16_t *const quant_matrix)
static void	get_mpeg1_intra_block (mpeg2_decoder_t *const decoder)
static int	get_mpeg1_non_intra_block (mpeg2_decoder_t *const decoder)
static void	slice_intra_DCT (mpeg2_decoder_t *const decoder, const int cc, uint8_t *const dest, const int stride)
static void	slice_non_intra_DCT (mpeg2_decoder_t *const decoder, const int cc, uint8_t *const dest, const int stride)
static void	motion_mp1 (mpeg2_decoder_t *const decoder, motion_t *const motion, mpeg2_mc_fct *const *const table)
	MOTION_FUNCTIONS (420, MOTION_420, MOTION_FIELD_420, MOTION_DMV_420, MOTION_ZERO_420)
static void	motion_fi_conceal (mpeg2_decoder_t *const decoder)
void	mpeg2_init_fbuf (mpeg2_decoder_t *decoder, uint8_t *current_fbuf[3], uint8_t *forward_fbuf[3], uint8_t *backward_fbuf[3])
static int	slice_init (mpeg2_decoder_t *const decoder, int code)
void	mpeg2_slice (mpeg2_decoder_t *const decoder, const int code, const uint8_t *const buffer)
Variables
mpeg2_mc_t	mpeg2_mc
void(*	mpeg2_idct_copy )(int16_t *block, uint8_t *dest, int stride)
void(*	mpeg2_idct_add )(int last, int16_t *block, uint8_t *dest, int stride)
void(*	mpeg2_cpu_state_save )(cpu_state_t *state)
void(*	mpeg2_cpu_state_restore )(cpu_state_t *state)

---

Function Documentation

static int get_macroblock_modes

(

mpeg2_decoder_t *const

decoder

)

[inline, static]

Definition at line 42 of file slice.c.

Referenced by mpeg2_slice().

static void get_quantizer_scale

(

mpeg2_decoder_t *const

decoder

)

[inline, static]

Definition at line 135 of file slice.c.

Referenced by mpeg2_slice(), and slice_init().

static int get_motion_delta	(	mpeg2_decoder_t *const	decoder,
		const int	f_code
	)			[inline, static]

Definition at line 159 of file slice.c.

Referenced by motion_fi_conceal(), MOTION_FUNCTIONS(), and motion_mp1().

static int bound_motion_vector	(	const int	vector,
		const int	f_code
	)			[inline, static]

Definition at line 213 of file slice.c.

Referenced by motion_fi_conceal(), MOTION_FUNCTIONS(), and motion_mp1().

static int get_dmv

(

mpeg2_decoder_t *const

decoder

)

[inline, static]

Definition at line 218 of file slice.c.

static int get_coded_block_pattern

(

mpeg2_decoder_t *const

decoder

)

[inline, static]

Definition at line 234 of file slice.c.

Referenced by mpeg2_slice().

static int get_luma_dc_dct_diff

(

mpeg2_decoder_t *const

decoder

)

[inline, static]

Definition at line 262 of file slice.c.

Referenced by slice_intra_DCT().

static int get_chroma_dc_dct_diff

(

mpeg2_decoder_t *const

decoder

)

[inline, static]

Definition at line 299 of file slice.c.

Referenced by slice_intra_DCT().

static void get_intra_block_B14	(	mpeg2_decoder_t *const	decoder,
		const uint16_t *const	quant_matrix
	)			[static]

Definition at line 343 of file slice.c.

Referenced by slice_intra_DCT().

static void get_intra_block_B15	(	mpeg2_decoder_t *const	decoder,
		const uint16_t *const	quant_matrix
	)			[static]

Definition at line 454 of file slice.c.

Referenced by slice_intra_DCT().

static int get_non_intra_block	(	mpeg2_decoder_t *const	decoder,
		const uint16_t *const	quant_matrix
	)			[static]

Definition at line 564 of file slice.c.

Referenced by slice_non_intra_DCT().

static void get_mpeg1_intra_block

(

mpeg2_decoder_t *const

decoder

)

[static]

Definition at line 686 of file slice.c.

Referenced by slice_intra_DCT().

static int get_mpeg1_non_intra_block

(

mpeg2_decoder_t *const

decoder

)

[static]

Definition at line 803 of file slice.c.

Referenced by slice_non_intra_DCT().

static void slice_intra_DCT	(	mpeg2_decoder_t *const	decoder,
		const int	cc,
		uint8_t *const	dest,
		const int	stride
	)			[inline, static]

Definition at line 931 of file slice.c.

Referenced by mpeg2_slice().

static void slice_non_intra_DCT	(	mpeg2_decoder_t *const	decoder,
		const int	cc,
		uint8_t *const	dest,
		const int	stride
	)			[inline, static]

Definition at line 960 of file slice.c.

Referenced by mpeg2_slice().

static void motion_mp1	(	mpeg2_decoder_t *const	decoder,
		motion_t *const	motion,
		mpeg2_mc_fct *const *const	table
	)			[static]

Definition at line 1257 of file slice.c.

Referenced by mpeg2_init_fbuf().

MOTION_FUNCTIONS	(	420	,
		MOTION_420	,
		MOTION_FIELD_420	,
		MOTION_DMV_420	,
		MOTION_ZERO_420
	)

Definition at line 1503 of file slice.c.

static void motion_fi_conceal

(

mpeg2_decoder_t *const

decoder

)

[static]

Definition at line 1530 of file slice.c.

Referenced by mpeg2_slice().

void mpeg2_init_fbuf	(	mpeg2_decoder_t *	decoder,
		uint8_t *	current_fbuf[3],
		uint8_t *	forward_fbuf[3],
		uint8_t *	backward_fbuf[3]
	)

Definition at line 1590 of file slice.c.

Referenced by mpeg2_header_slice_start().

static int slice_init	(	mpeg2_decoder_t *const	decoder,
		int	code
	)			[inline, static]

Definition at line 1692 of file slice.c.

Referenced by mpeg2_slice().

void mpeg2_slice	(	mpeg2_decoder_t *const	decoder,
		const int	code,
		const uint8_t *const	buffer
	)

Definition at line 1775 of file slice.c.

Referenced by mpeg2_parse().

---

Variable Documentation

mpeg2_mc_t mpeg2_mc

Definition at line 32 of file motion_comp.c.

void(* mpeg2_idct_copy)(int16_t *block, uint8_t *dest, int stride)

Referenced by mpeg2_idct_init(), and slice_intra_DCT().

void(* mpeg2_idct_add)(int last, int16_t *block, uint8_t *dest, int stride)

Referenced by mpeg2_idct_init(), and slice_non_intra_DCT().

void(* mpeg2_cpu_state_save)(cpu_state_t *state)

Referenced by mpeg2_cpu_state_init(), and mpeg2_slice().

void(* mpeg2_cpu_state_restore)(cpu_state_t *state)

Referenced by mpeg2_cpu_state_init(), and mpeg2_slice().