idctdsp.h File Reference

#include <stddef.h>
#include <stdint.h>

Go to the source code of this file.

Data Structures
struct	IDCTDSPContext

Enumerations
enum	idct_permutation_type {   FF_IDCT_PERM_NONE, FF_IDCT_PERM_LIBMPEG2, FF_IDCT_PERM_SIMPLE, FF_IDCT_PERM_TRANSPOSE,   FF_IDCT_PERM_PARTTRANS, FF_IDCT_PERM_SSE2 }

Functions
void	ff_permute_scantable (uint8_t dst[64], const uint8_t src[64], const uint8_t permutation[64])
void	ff_init_scantable_permutation (uint8_t *idct_permutation, enum idct_permutation_type perm_type)
int	ff_init_scantable_permutation_x86 (uint8_t *idct_permutation, enum idct_permutation_type perm_type)
void	ff_put_pixels_clamped_c (const int16_t *block, uint8_t *restrict pixels, ptrdiff_t line_size)
void	ff_add_pixels_clamped_c (const int16_t *block, uint8_t *restrict pixels, ptrdiff_t line_size)
void	ff_idctdsp_init (IDCTDSPContext *c, struct AVCodecContext *avctx)
void	ff_idctdsp_init_aarch64 (IDCTDSPContext *c, struct AVCodecContext *avctx, unsigned high_bit_depth)
void	ff_idctdsp_init_alpha (IDCTDSPContext *c, struct AVCodecContext *avctx, unsigned high_bit_depth)
void	ff_idctdsp_init_arm (IDCTDSPContext *c, struct AVCodecContext *avctx, unsigned high_bit_depth)
void	ff_idctdsp_init_ppc (IDCTDSPContext *c, struct AVCodecContext *avctx, unsigned high_bit_depth)
void	ff_idctdsp_init_riscv (IDCTDSPContext *c, struct AVCodecContext *avctx, unsigned high_bit_depth)
void	ff_idctdsp_init_x86 (IDCTDSPContext *c, struct AVCodecContext *avctx, unsigned high_bit_depth)
void	ff_idctdsp_init_mips (IDCTDSPContext *c, struct AVCodecContext *avctx, unsigned high_bit_depth)
void	ff_idctdsp_init_loongarch (IDCTDSPContext *c, struct AVCodecContext *avctx, unsigned high_bit_depth)

Enumeration Type Documentation

idct_permutation_type

enum idct_permutation_type

Enumerator
FF_IDCT_PERM_NONE
FF_IDCT_PERM_LIBMPEG2
FF_IDCT_PERM_SIMPLE
FF_IDCT_PERM_TRANSPOSE
FF_IDCT_PERM_PARTTRANS
FF_IDCT_PERM_SSE2

Definition at line 27 of file idctdsp.h.

Function Documentation

ff_permute_scantable()

void ff_permute_scantable	(	uint8_t	dst[64],
		const uint8_t	src[64],
		const uint8_t	permutation[64]
	)

Definition at line 30 of file idctdsp.c.

Referenced by decode_frame_header(), decode_init(), decode_studio_vop_header(), decode_vop_header(), dnxhd_decode_header(), ff_cavs_init(), ff_intrax8_common_init(), ff_mpv_idct_init(), ff_msmpeg4_common_init(), ff_wmv2_common_init(), init_idct(), jpg_init(), lead_decode_init(), mimic_decode_init(), and speedhq_decode_init().

ff_init_scantable_permutation()

void ff_init_scantable_permutation	(	uint8_t *	idct_permutation,
		enum idct_permutation_type	perm_type
	)

Definition at line 39 of file idctdsp.c.

Referenced by decode_init(), ff_cavs_init(), ff_idctdsp_init(), ff_intrax8_common_init(), ff_proresdsp_init(), ff_wmv2_common_init(), and ff_xvid_idct_init().

ff_init_scantable_permutation_x86()

int ff_init_scantable_permutation_x86	(	uint8_t *	idct_permutation,
		enum idct_permutation_type	perm_type
	)

Definition at line 42 of file idctdsp_init.c.

Referenced by ff_init_scantable_permutation().

ff_put_pixels_clamped_c()

void ff_put_pixels_clamped_c	(	const int16_t *	block,
		uint8_t *restrict	pixels,
		ptrdiff_t	line_size
	)

Definition at line 73 of file idctdsp.c.

Referenced by ff_idctdsp_init(), ff_jref_idct_put(), j_rev_dct_arm_put(), simple_idct_arm_put(), and xvid_idct_put().

ff_add_pixels_clamped_c()

void ff_add_pixels_clamped_c	(	const int16_t *	block,
		uint8_t *restrict	pixels,
		ptrdiff_t	line_size
	)

Definition at line 147 of file idctdsp.c.

Referenced by ff_idctdsp_init(), ff_jref_idct_add(), and xvid_idct_add().

ff_idctdsp_init()

void ff_idctdsp_init	(	IDCTDSPContext *	c,
		struct AVCodecContext *	avctx
	)

Definition at line 228 of file idctdsp.c.

Referenced by aic_decode_init(), avcodec_dct_init(), check_add_put_clamped(), clv_decode_init(), decode_init(), dnxhd_decode_header(), dvvideo_decode_init(), ff_mpv_idct_init(), ff_rtjpeg_init(), init_idct(), jpg_init(), lead_decode_init(), mimic_decode_init(), and speedhq_decode_init().

ff_idctdsp_init_aarch64()

void ff_idctdsp_init_aarch64	(	IDCTDSPContext *	c,
		struct AVCodecContext *	avctx,
		unsigned	high_bit_depth
	)

Definition at line 34 of file idctdsp_init_aarch64.c.

Referenced by ff_idctdsp_init().

ff_idctdsp_init_alpha()

void ff_idctdsp_init_alpha	(	IDCTDSPContext *	c,
		struct AVCodecContext *	avctx,
		unsigned	high_bit_depth
	)

Definition at line 109 of file idctdsp_alpha.c.

Referenced by ff_idctdsp_init().

ff_idctdsp_init_arm()

void ff_idctdsp_init_arm	(	IDCTDSPContext *	c,
		struct AVCodecContext *	avctx,
		unsigned	high_bit_depth
	)

Definition at line 66 of file idctdsp_init_arm.c.

Referenced by ff_idctdsp_init().

ff_idctdsp_init_ppc()

void ff_idctdsp_init_ppc	(	IDCTDSPContext *	c,
		struct AVCodecContext *	avctx,
		unsigned	high_bit_depth
	)

Definition at line 256 of file idctdsp.c.

Referenced by ff_idctdsp_init().

ff_idctdsp_init_riscv()

void ff_idctdsp_init_riscv	(	IDCTDSPContext *	c,
		struct AVCodecContext *	avctx,
		unsigned	high_bit_depth
	)

Definition at line 36 of file idctdsp_init.c.

Referenced by ff_idctdsp_init().

ff_idctdsp_init_x86()

void ff_idctdsp_init_x86	(	IDCTDSPContext *	c,
		struct AVCodecContext *	avctx,
		unsigned	high_bit_depth
	)

Definition at line 63 of file idctdsp_init.c.

Referenced by ff_idctdsp_init().

ff_idctdsp_init_mips()

void ff_idctdsp_init_mips	(	IDCTDSPContext *	c,
		struct AVCodecContext *	avctx,
		unsigned	high_bit_depth
	)

Definition at line 27 of file idctdsp_init_mips.c.

Referenced by ff_idctdsp_init().

ff_idctdsp_init_loongarch()

void ff_idctdsp_init_loongarch	(	IDCTDSPContext *	c,
		struct AVCodecContext *	avctx,
		unsigned	high_bit_depth
	)

Definition at line 26 of file idctdsp_init_loongarch.c.

Referenced by ff_idctdsp_init().