h264pred.h File Reference

H.264 / AVC / MPEG-4 prediction functions. More...

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

Go to the source code of this file.

Data Structures
struct	H264PredContext
	Context for storing H.264 prediction functions. More...

Macros
#define	VERT_PRED   0
	Prediction types.
#define	HOR_PRED   1
#define	DC_PRED   2
#define	DIAG_DOWN_LEFT_PRED   3
#define	DIAG_DOWN_RIGHT_PRED   4
#define	VERT_RIGHT_PRED   5
#define	HOR_DOWN_PRED   6
#define	VERT_LEFT_PRED   7
#define	HOR_UP_PRED   8
#define	LEFT_DC_PRED   9
#define	TOP_DC_PRED   10
#define	DC_128_PRED   11
#define	DIAG_DOWN_LEFT_PRED_RV40_NODOWN   12
#define	HOR_UP_PRED_RV40_NODOWN   13
#define	VERT_LEFT_PRED_RV40_NODOWN   14
#define	TM_VP8_PRED   9
	"True Motion", used instead of plane
#define	VERT_VP8_PRED   10
	for VP8, VERT_PRED is the average of (left col+cur col x2+right col) / 4; this is the "unaveraged" one
#define	HOR_VP8_PRED   14
	unaveraged version of HOR_PRED, see VERT_VP8_PRED for details
#define	DC_127_PRED   12
#define	DC_129_PRED   13
#define	DC_PRED8x8   0
#define	HOR_PRED8x8   1
#define	VERT_PRED8x8   2
#define	PLANE_PRED8x8   3
#define	LEFT_DC_PRED8x8   4
#define	TOP_DC_PRED8x8   5
#define	DC_128_PRED8x8   6
#define	ALZHEIMER_DC_L0T_PRED8x8   7
#define	ALZHEIMER_DC_0LT_PRED8x8   8
#define	ALZHEIMER_DC_L00_PRED8x8   9
#define	ALZHEIMER_DC_0L0_PRED8x8   10
#define	DC_127_PRED8x8   7
#define	DC_129_PRED8x8   8
#define	PART_NOT_AVAILABLE   -2

Functions
void	ff_h264_pred_init (H264PredContext *h, int codec_id, const int bit_depth, const int chroma_format_idc)
	Set the intra prediction function pointers.
void	ff_h264_pred_init_aarch64 (H264PredContext *h, int codec_id, const int bit_depth, const int chroma_format_idc)
void	ff_h264_pred_init_arm (H264PredContext *h, int codec_id, const int bit_depth, const int chroma_format_idc)
void	ff_h264_pred_init_x86 (H264PredContext *h, int codec_id, const int bit_depth, const int chroma_format_idc)
void	ff_h264_pred_init_mips (H264PredContext *h, int codec_id, const int bit_depth, const int chroma_format_idc)
void	ff_h264_pred_init_loongarch (H264PredContext *h, int codec_id, const int bit_depth, const int chroma_format_idc)
void	ff_h264_pred_init_riscv (H264PredContext *h, int codec_id, const int bit_depth, const int chroma_format_idc)

Detailed Description

H.264 / AVC / MPEG-4 prediction functions.

Author

Michael Niedermayer micha.nosp@m.elni.nosp@m.@gmx..nosp@m.at

Definition in file h264pred.h.

Macro Definition Documentation

VERT_PRED

#define VERT_PRED   0

Prediction types.

Definition at line 38 of file h264pred.h.

Referenced by check_intra_mode(), check_intra_pred4x4_mode_emuedge(), check_ipred(), ff_h264_pred_init(), ff_vp9_adapt_probs(), PRED4x4(), and rv34_pred_4x4_block().

HOR_PRED

#define HOR_PRED   1

Definition at line 39 of file h264pred.h.

Referenced by check_intra_mode(), check_intra_pred4x4_mode_emuedge(), check_ipred(), ff_h264_pred_init(), ff_vp9_adapt_probs(), PRED4x4(), rv34_pred_4x4_block(), and vp9dsp_intrapred_init_riscv().

DC_PRED

#define DC_PRED   2

Definition at line 40 of file h264pred.h.

Referenced by check_intra_mode(), check_intra_pred4x4_mode_emuedge(), check_ipred(), decode_mb_row_no_filter(), decode_tiles(), ff_h264_pred_init_mips(), ff_vp9_adapt_probs(), PRED4x4(), pred_intra_mode(), rv34_pred_4x4_block(), svq3_decode_mb(), vp78_decode_frame(), vp78_decode_mv_mb_modes(), vp9_decode_frame(), and vp9dsp_intrapred_init_riscv().

DIAG_DOWN_LEFT_PRED

#define DIAG_DOWN_LEFT_PRED   3

Definition at line 41 of file h264pred.h.

Referenced by check_intra_mode(), check_intra_pred4x4_mode_emuedge(), check_ipred(), ff_h264_pred_init(), ff_vp9_adapt_probs(), hl_decode_mb_predict_luma(), hl_decode_mb_predict_luma(), PRED4x4(), and rv34_pred_4x4_block().

DIAG_DOWN_RIGHT_PRED

#define DIAG_DOWN_RIGHT_PRED   4

Definition at line 42 of file h264pred.h.

Referenced by check_intra_mode(), check_intra_pred4x4_mode_emuedge(), check_ipred(), check_pred8x8l(), ff_vp9_adapt_probs(), and PRED4x4().

VERT_RIGHT_PRED

#define VERT_RIGHT_PRED   5

Definition at line 43 of file h264pred.h.

Referenced by check_intra_mode(), check_intra_pred4x4_mode_emuedge(), check_ipred(), check_pred8x8l(), ff_vp9_adapt_probs(), and PRED4x4().

HOR_DOWN_PRED

#define HOR_DOWN_PRED   6

Definition at line 44 of file h264pred.h.

Referenced by check_intra_mode(), check_intra_pred4x4_mode_emuedge(), check_ipred(), ff_vp9_adapt_probs(), and PRED4x4().

VERT_LEFT_PRED

#define VERT_LEFT_PRED   7

Definition at line 45 of file h264pred.h.

Referenced by check_intra_mode(), check_intra_pred4x4_mode_emuedge(), check_ipred(), ff_h264_pred_init(), ff_vp9_adapt_probs(), hl_decode_mb_predict_luma(), hl_decode_mb_predict_luma(), PRED4x4(), and rv34_pred_4x4_block().

HOR_UP_PRED

#define HOR_UP_PRED   8

Definition at line 46 of file h264pred.h.

Referenced by check_intra_mode(), check_intra_pred4x4_mode_emuedge(), check_ipred(), ff_h264_pred_init(), ff_vp9_adapt_probs(), PRED4x4(), and rv34_pred_4x4_block().

LEFT_DC_PRED

#define LEFT_DC_PRED   9

Definition at line 49 of file h264pred.h.

Referenced by check_intra_mode(), check_ipred(), ff_h264_check_intra4x4_pred_mode(), rv34_pred_4x4_block(), and vp9dsp_intrapred_init_riscv().

TOP_DC_PRED

#define TOP_DC_PRED   10

Definition at line 50 of file h264pred.h.

Referenced by check_intra_mode(), check_ipred(), ff_h264_check_intra4x4_pred_mode(), ff_h264_pred_init_mips(), PRED4x4(), rv34_pred_4x4_block(), and vp9dsp_intrapred_init_riscv().

DC_128_PRED

#define DC_128_PRED   11

Definition at line 51 of file h264pred.h.

Referenced by check_intra_mode(), check_intra_pred4x4_mode_emuedge(), check_ipred(), check_tm_pred4x4_mode(), ff_h264_check_intra4x4_pred_mode(), PRED4x4(), rv34_pred_4x4_block(), svq3_decode_mb(), and vp9dsp_intrapred_init_riscv().

DIAG_DOWN_LEFT_PRED_RV40_NODOWN

#define DIAG_DOWN_LEFT_PRED_RV40_NODOWN   12

Definition at line 54 of file h264pred.h.

Referenced by ff_h264_pred_init(), and rv34_pred_4x4_block().

HOR_UP_PRED_RV40_NODOWN

#define HOR_UP_PRED_RV40_NODOWN   13

Definition at line 55 of file h264pred.h.

Referenced by ff_h264_pred_init(), and rv34_pred_4x4_block().

VERT_LEFT_PRED_RV40_NODOWN

#define VERT_LEFT_PRED_RV40_NODOWN   14

Definition at line 56 of file h264pred.h.

Referenced by ff_h264_pred_init(), and rv34_pred_4x4_block().

TM_VP8_PRED

#define TM_VP8_PRED   9

"True Motion", used instead of plane

Definition at line 59 of file h264pred.h.

Referenced by check_intra_mode(), check_intra_pred4x4_mode_emuedge(), check_ipred(), ff_h264_pred_init(), ff_vp9_adapt_probs(), PRED4x4(), and vp9dsp_intrapred_init_riscv().

VERT_VP8_PRED

#define VERT_VP8_PRED   10

for VP8, VERT_PRED is the average of (left col+cur col x2+right col) / 4; this is the "unaveraged" one

Definition at line 60 of file h264pred.h.

Referenced by check_tm_pred4x4_mode(), and ff_h264_pred_init().

HOR_VP8_PRED

#define HOR_VP8_PRED   14

unaveraged version of HOR_PRED, see VERT_VP8_PRED for details

Definition at line 63 of file h264pred.h.

Referenced by check_tm_pred4x4_mode(), and ff_h264_pred_init().

DC_127_PRED

#define DC_127_PRED   12

Definition at line 65 of file h264pred.h.

Referenced by check_intra_mode(), check_intra_pred4x4_mode_emuedge(), check_ipred(), ff_h264_pred_init(), and vp9dsp_intrapred_init_riscv().

DC_129_PRED

#define DC_129_PRED   13

Definition at line 66 of file h264pred.h.

Referenced by check_intra_mode(), check_intra_pred4x4_mode_emuedge(), check_ipred(), check_tm_pred4x4_mode(), ff_h264_pred_init(), and vp9dsp_intrapred_init_riscv().

DC_PRED8x8

#define DC_PRED8x8   0

Definition at line 68 of file h264pred.h.

Referenced by adjust_pred16(), check_intra_pred8x8_mode_emuedge(), ff_h264_pred_init_mips(), h264_pred_init_neon(), h264_pred_init_neon(), PRED4x4(), PRED8x8(), rv34_output_i16x16(), and svq3_decode_mb().

HOR_PRED8x8

#define HOR_PRED8x8   1

Definition at line 69 of file h264pred.h.

Referenced by adjust_pred16(), check_intra_pred8x8_mode_emuedge(), check_tm_pred8x8_mode(), ff_h264_pred_init_mips(), h264_pred_init_neon(), h264_pred_init_neon(), hl_decode_mb(), hl_decode_mb_idct_luma(), PRED4x4(), and PRED8x8().

VERT_PRED8x8

#define VERT_PRED8x8   2

Definition at line 70 of file h264pred.h.

Referenced by adjust_pred16(), check_intra_pred8x8_mode_emuedge(), check_tm_pred8x8_mode(), ff_h264_pred_init_mips(), h264_pred_init_neon(), h264_pred_init_neon(), hl_decode_mb(), hl_decode_mb_idct_luma(), PRED4x4(), and PRED8x8().

PLANE_PRED8x8

#define PLANE_PRED8x8   3

Definition at line 71 of file h264pred.h.

Referenced by adjust_pred16(), check_intra_pred8x8_mode_emuedge(), ff_h264_pred_init(), ff_h264_pred_init_loongarch(), ff_h264_pred_init_mips(), h264_pred_init_neon(), h264_pred_init_neon(), PRED4x4(), PRED8x8(), and rv34_output_i16x16().

LEFT_DC_PRED8x8

#define LEFT_DC_PRED8x8   4

Definition at line 74 of file h264pred.h.

Referenced by adjust_pred16(), check_dc_pred8x8_mode(), ff_h264_check_intra_pred_mode(), ff_h264_pred_init_mips(), h264_pred_init_neon(), h264_pred_init_neon(), PRED4x4(), and PRED8x8().

TOP_DC_PRED8x8

#define TOP_DC_PRED8x8   5

Definition at line 75 of file h264pred.h.

Referenced by adjust_pred16(), check_dc_pred8x8_mode(), ff_h264_check_intra_pred_mode(), ff_h264_pred_init_mips(), h264_pred_init_neon(), h264_pred_init_neon(), PRED4x4(), and PRED8x8().

DC_128_PRED8x8

#define DC_128_PRED8x8   6

Definition at line 76 of file h264pred.h.

Referenced by adjust_pred16(), check_dc_pred8x8_mode(), check_intra_pred8x8_mode_emuedge(), check_tm_pred8x8_mode(), ff_h264_check_intra_pred_mode(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_h264_pred_init_mips(), h264_pred_init_neon(), h264_pred_init_neon(), PRED4x4(), and PRED8x8().

ALZHEIMER_DC_L0T_PRED8x8

#define ALZHEIMER_DC_L0T_PRED8x8   7

Definition at line 79 of file h264pred.h.

Referenced by ff_h264_check_intra_pred_mode(), ff_h264_pred_init_mips(), h264_pred_init_neon(), and h264_pred_init_neon().

ALZHEIMER_DC_0LT_PRED8x8

#define ALZHEIMER_DC_0LT_PRED8x8   8

Definition at line 80 of file h264pred.h.

Referenced by ff_h264_pred_init_mips(), h264_pred_init_neon(), and h264_pred_init_neon().

ALZHEIMER_DC_L00_PRED8x8

#define ALZHEIMER_DC_L00_PRED8x8   9

Definition at line 81 of file h264pred.h.

Referenced by ff_h264_pred_init_mips(), h264_pred_init_neon(), and h264_pred_init_neon().

ALZHEIMER_DC_0L0_PRED8x8

#define ALZHEIMER_DC_0L0_PRED8x8   10

Definition at line 82 of file h264pred.h.

Referenced by ff_h264_pred_init_mips(), h264_pred_init_neon(), and h264_pred_init_neon().

DC_127_PRED8x8

#define DC_127_PRED8x8   7

Definition at line 85 of file h264pred.h.

Referenced by check_intra_pred8x8_mode_emuedge(), and ff_h264_pred_init().

DC_129_PRED8x8

#define DC_129_PRED8x8   8

Definition at line 86 of file h264pred.h.

Referenced by check_intra_pred8x8_mode_emuedge(), check_tm_pred8x8_mode(), and ff_h264_pred_init().

PART_NOT_AVAILABLE

#define PART_NOT_AVAILABLE   -2

Definition at line 89 of file h264pred.h.

Referenced by fetch_diagonal_mv(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_h264_slice_context_init(), fill_decode_caches(), pred_motion(), pred_pskip_motion(), pred_spatial_direct_motion(), svq3_decode_frame(), svq3_decode_mb(), svq3_fetch_diagonal_mv(), and svq3_pred_motion().

Function Documentation

ff_h264_pred_init()

void ff_h264_pred_init	(	H264PredContext *	h,
		int	codec_id,
		const int	bit_depth,
		const int	chroma_format_idc )

Set the intra prediction function pointers.

Definition at line 437 of file h264pred.c.

Referenced by checkasm_check_h264pred(), ff_rv34_decode_init(), h264_slice_header_init(), and svq3_decode_init().

ff_h264_pred_init_aarch64()

void ff_h264_pred_init_aarch64	(	H264PredContext *	h,
		int	codec_id,
		const int	bit_depth,
		const int	chroma_format_idc )

Definition at line 157 of file h264pred_init.c.

Referenced by ff_h264_pred_init().

ff_h264_pred_init_arm()

void ff_h264_pred_init_arm	(	H264PredContext *	h,
		int	codec_id,
		const int	bit_depth,
		const int	chroma_format_idc )

Definition at line 88 of file h264pred_init_arm.c.

Referenced by ff_h264_pred_init().

ff_h264_pred_init_x86()

void ff_h264_pred_init_x86	(	H264PredContext *	h,
		int	codec_id,
		const int	bit_depth,
		const int	chroma_format_idc )

Referenced by ff_h264_pred_init().

ff_h264_pred_init_mips()

void ff_h264_pred_init_mips	(	H264PredContext *	h,
		int	codec_id,
		const int	bit_depth,
		const int	chroma_format_idc )

Definition at line 28 of file h264pred_init_mips.c.

Referenced by ff_h264_pred_init().

ff_h264_pred_init_loongarch()

void ff_h264_pred_init_loongarch	(	H264PredContext *	h,
		int	codec_id,
		const int	bit_depth,
		const int	chroma_format_idc )

Definition at line 26 of file h264_intrapred_init_loongarch.c.

Referenced by ff_h264_pred_init().

ff_h264_pred_init_riscv()

void ff_h264_pred_init_riscv	(	H264PredContext *	h,
		int	codec_id,
		const int	bit_depth,
		const int	chroma_format_idc )

Referenced by ff_h264_pred_init().