mpegvideo.h File Reference

Detailed Description

mpegvideo header.

Definition in file mpegvideo.h.

#include "dsputil.h"
#include "bitstream.h"

Go to the source code of this file.

Classes

struct MotionEstContext

struct MpegEncContext

struct ParseContext

struct Picture

struct Predictor

struct RateControlContext

struct RateControlEntry

struct RLTable

struct ScanTable

Defines

#define AC_END   16

#define AC_ERROR   2

#define B_TYPE   FF_B_TYPE

Bi-dir predicted.

#define CANDIDATE_MB_TYPE_BACKWARD   0x40

#define CANDIDATE_MB_TYPE_BACKWARD_I   0x400

#define CANDIDATE_MB_TYPE_BIDIR   0x80

#define CANDIDATE_MB_TYPE_BIDIR_I   0x800

#define CANDIDATE_MB_TYPE_DIRECT   0x10

#define CANDIDATE_MB_TYPE_FORWARD   0x20

#define CANDIDATE_MB_TYPE_FORWARD_I   0x200

#define CANDIDATE_MB_TYPE_INTER   0x02

#define CANDIDATE_MB_TYPE_INTER4V   0x04

#define CANDIDATE_MB_TYPE_INTER_I   0x100

#define CANDIDATE_MB_TYPE_INTRA   0x01

#define CANDIDATE_MB_TYPE_SKIPPED   0x08

#define CHROMA_420   1

#define CHROMA_422   2

#define CHROMA_444   3

#define DC_END   32

#define DC_ERROR   4

#define EDGE_WIDTH   16

#define END_NOT_FOUND   -100

#define FRAME_SKIPPED   100

return value for header parsers if frame is not coded

#define HAS_CBP(a)   ((a)&MB_TYPE_CBP)

#define I_TYPE   FF_I_TYPE

Intra.

#define INPLACE_OFFSET   16

#define IS_16X16(a)   ((a)&MB_TYPE_16x16)

#define IS_16X8(a)   ((a)&MB_TYPE_16x8)

#define IS_8X16(a)   ((a)&MB_TYPE_8x16)

#define IS_8X8(a)   ((a)&MB_TYPE_8x8)

#define IS_ACPRED(a)   ((a)&MB_TYPE_ACPRED)

#define IS_DIR(a, part, list)   ((a) & (MB_TYPE_P0L0<<((part)+2*(list))))

#define IS_DIRECT(a)   ((a)&MB_TYPE_DIRECT2)

#define IS_GMC(a)   ((a)&MB_TYPE_GMC)

#define IS_INTER(a)   ((a)&(MB_TYPE_16x16|MB_TYPE_16x8|MB_TYPE_8x16|MB_TYPE_8x8))

#define IS_INTERLACED(a)   ((a)&MB_TYPE_INTERLACED)

#define IS_INTRA(a)   ((a)&7)

#define IS_INTRA16x16(a)   ((a)&MB_TYPE_INTRA16x16)

#define IS_INTRA4x4(a)   ((a)&MB_TYPE_INTRA4x4)

#define IS_INTRA_PCM(a)   ((a)&MB_TYPE_INTRA_PCM)

#define IS_PCM(a)   ((a)&MB_TYPE_INTRA_PCM)

#define IS_QUANT(a)   ((a)&MB_TYPE_QUANT)

#define IS_SKIP(a)   ((a)&MB_TYPE_SKIP)

#define IS_SUB_4X4(a)   ((a)&MB_TYPE_8x8)

#define IS_SUB_4X8(a)   ((a)&MB_TYPE_8x16)

#define IS_SUB_8X4(a)   ((a)&MB_TYPE_16x8)

#define IS_SUB_8X8(a)   ((a)&MB_TYPE_16x16)

#define MAX_FCODE   7

#define MAX_LEVEL   64

#define MAX_MB_BYTES   (30*16*16*3/8 + 120)

#define MAX_MV   2048

#define MAX_PICTURE_COUNT   32

#define MAX_RUN   64

#define MAX_THREADS   8

#define MB_TYPE_INTRA   MB_TYPE_INTRA4x4

#define ME_MAP_MV_BITS   11

#define ME_MAP_SHIFT   3

#define ME_MAP_SIZE   64

#define MPEG_BUF_SIZE   (16 * 1024)

#define MV_DIR_BACKWARD   1

#define MV_DIR_FORWARD   2

#define MV_DIRECT   4

bidirectional mode where the difference equals the MV of the last P/S/I-Frame (mpeg4)

#define MV_END   64

#define MV_ERROR   8

#define MV_TYPE_16X16   0

1 vector for the whole mb

#define MV_TYPE_16X8   2

2 vectors, one per 16x8 block

#define MV_TYPE_8X8   1

4 vectors (h263, mpeg4 4MV)

#define MV_TYPE_DMV   4

2 vectors, special mpeg2 Dual Prime Vectors

#define MV_TYPE_FIELD   3

2 vectors, one per field

#define P_TYPE   FF_P_TYPE

Predicted.

#define PICT_BOTTOM_FIELD   2

#define PICT_FRAME   3

#define PICT_TOP_FIELD   1

#define PREV_PICT_TYPES_BUFFER_SIZE   256

#define QMAT_SHIFT   22

#define QMAT_SHIFT_MMX   16

#define QUANT_BIAS_SHIFT   8

#define S_TYPE   FF_S_TYPE

S(GMC)-VOP MPEG4.

#define SI_TYPE   FF_SI_TYPE

Switching Intra.

#define SLICE_END   -2

end marker found

#define SLICE_ERROR   -1

#define SLICE_NOEND   -3

no end marker or error found but mb count exceeded

#define SLICE_OK   0

#define SP_TYPE   FF_SP_TYPE

Switching Predicted.

#define UNI_AC_ENC_INDEX(run, level)   ((run)*128 + (level))

#define USES_LIST(a, list)   ((a) & ((MB_TYPE_P0L0|MB_TYPE_P1L0)<<(2*(list))))

does this mb use listX, note doesnt work if subMBs

#define VP_START   1

current MB is the first after a resync marker

Enumerations

enum OutputFormat {
  FMT_MPEG1, FMT_H261, FMT_H263, FMT_MJPEG,
  FMT_H264
}

Functions

int DCT_common_init (MpegEncContext *s)

void ff_clean_h263_qscales (MpegEncContext *s)

void ff_clean_intra_table_entries (MpegEncContext *s)

void ff_clean_mpeg4_qscales (MpegEncContext *s)

int ff_combine_frame (ParseContext *pc, int next, uint8_t **buf, int *buf_size)

void ff_copy_bits (PutBitContext *pb, uint8_t *src, int length)

void ff_denoise_dct (MpegEncContext *s, DCTELEM *block)

void ff_draw_horiz_band (MpegEncContext *s, int y, int h)

void ff_emulated_edge_mc (uint8_t *buf, uint8_t *src, int linesize, int block_w, int block_h, int src_x, int src_y, int w, int h)

int ff_epzs_motion_search (MpegEncContext *s, int *mx_ptr, int *my_ptr, int P[10][2], int src_index, int ref_index, int16_t(*last_mv)[2], int ref_mv_scale, int size, int h)

void ff_er_add_slice (MpegEncContext *s, int startx, int starty, int endx, int endy, int status)

void ff_er_frame_end (MpegEncContext *s)

void ff_er_frame_start (MpegEncContext *s)

void ff_estimate_b_frame_motion (MpegEncContext *s, int mb_x, int mb_y)

void ff_estimate_p_frame_motion (MpegEncContext *s, int mb_x, int mb_y)

double ff_eval (char *s, double *const_value, const char **const_name, double(**func1)(void *, double), const char **func1_name, double(**func2)(void *, double, double), char **func2_name, void *opaque)

const uint8_t * ff_find_start_code (const uint8_t *p, const uint8_t *end, uint32_t *state)

int ff_find_unused_picture (MpegEncContext *s, int shared)

void ff_fix_long_mvs (MpegEncContext *s, uint8_t *field_select_table, int field_select, int16_t(*mv_table)[2], int f_code, int type, int truncate)

void ff_fix_long_p_mvs (MpegEncContext *s)

void ff_flv_encode_picture_header (MpegEncContext *s, int picture_number)

void ff_get_2pass_fcode (MpegEncContext *s)

int ff_get_best_fcode (MpegEncContext *s, int16_t(*mv_table)[2], int type)

int ff_get_mb_score (MpegEncContext *s, int mx, int my, int src_index, int ref_index, int size, int h, int add_rate)

void ff_h261_encode_init (MpegEncContext *s)

void ff_h261_encode_mb (MpegEncContext *s, DCTELEM block[6][64], int motion_x, int motion_y)

void ff_h261_encode_picture_header (MpegEncContext *s, int picture_number)

void ff_h261_loop_filter (MpegEncContext *s)

void ff_h261_reorder_mb_index (MpegEncContext *s)

int ff_h263_decode_end (AVCodecContext *avctx)

int ff_h263_decode_frame (AVCodecContext *avctx, void *data, int *data_size, uint8_t *buf, int buf_size)

int ff_h263_decode_gob_header (MpegEncContext *s)

int ff_h263_decode_init (AVCodecContext *avctx)

int ff_h263_decode_mb (MpegEncContext *s, DCTELEM block[6][64])

int ff_h263_decode_mba (MpegEncContext *s)

void ff_h263_encode_mba (MpegEncContext *s)

void ff_h263_encode_motion (MpegEncContext *s, int val, int f_code)

int ff_h263_get_gob_height (MpegEncContext *s)

void ff_h263_loop_filter (MpegEncContext *s)

int ff_h263_resync (MpegEncContext *s)

int ff_h263_round_chroma (int x)

void ff_h263_update_motion_val (MpegEncContext *s)

void ff_init_block_index (MpegEncContext *s)

void ff_init_me (MpegEncContext *s)

void ff_init_scantable (uint8_t *, ScanTable *st, const uint8_t *src_scantable)

void ff_mjpeg_stuffing (PutBitContext *pbc)

void ff_mpeg1_clean_buffers (MpegEncContext *s)

void ff_mpeg1_encode_init (MpegEncContext *s)

void ff_mpeg1_encode_slice_header (MpegEncContext *s)

int ff_mpeg1_find_frame_end (ParseContext *pc, const uint8_t *buf, int buf_size)

void ff_mpeg4_clean_buffers (MpegEncContext *s)

int ff_mpeg4_decode_mb (MpegEncContext *s, DCTELEM block[6][64])

int ff_mpeg4_decode_partitions (MpegEncContext *s)

int ff_mpeg4_decode_picture_header (MpegEncContext *s, GetBitContext *gb)

void ff_mpeg4_encode_video_packet_header (MpegEncContext *s)

int ff_mpeg4_find_frame_end (ParseContext *pc, const uint8_t *buf, int buf_size)

int ff_mpeg4_get_video_packet_prefix_length (MpegEncContext *s)

void ff_mpeg4_init_partitions (MpegEncContext *s)

void ff_mpeg4_merge_partitions (MpegEncContext *s)

int ff_mpeg4_set_direct_mv (MpegEncContext *s, int mx, int my)

void ff_mpeg4_stuffing (PutBitContext *pbc)

void ff_mpeg_flush (AVCodecContext *avctx)

int ff_msmpeg4_decode_init (MpegEncContext *s)

void ff_msmpeg4_encode_init (MpegEncContext *s)

void ff_mspel_motion (MpegEncContext *s, uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr, uint8_t **ref_picture, op_pixels_func(*pix_op)[4], int motion_x, int motion_y, int h)

void ff_parse_close (AVCodecParserContext *s)

int ff_pre_estimate_p_frame_motion (MpegEncContext *s, int mb_x, int mb_y)

void ff_print_debug_info (MpegEncContext *s, AVFrame *pict)

int ff_rate_control_init (MpegEncContext *s)

void ff_rate_control_uninit (MpegEncContext *s)

float ff_rate_estimate_qscale (MpegEncContext *s, int dry_run)

void ff_set_mpeg4_time (MpegEncContext *s, int picture_number)

void ff_set_qscale (MpegEncContext *s, int qscale)

static void ff_update_block_index (MpegEncContext *s)

void ff_update_duplicate_context (MpegEncContext *dst, MpegEncContext *src)

int ff_vbv_update (MpegEncContext *s, int frame_size)

void ff_wmv2_add_mb (MpegEncContext *s, DCTELEM block[6][64], uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr)

int ff_wmv2_decode_picture_header (MpegEncContext *s)

int ff_wmv2_decode_secondary_picture_header (MpegEncContext *s)

void ff_wmv2_encode_mb (MpegEncContext *s, DCTELEM block[6][64], int motion_x, int motion_y)

int ff_wmv2_encode_picture_header (MpegEncContext *s, int picture_number)

void ff_write_pass1_stats (MpegEncContext *s)

void ff_write_quant_matrix (PutBitContext *pb, int16_t *matrix)

int ff_xvid_rate_control_init (MpegEncContext *s)

void ff_xvid_rate_control_uninit (MpegEncContext *s)

float ff_xvid_rate_estimate_qscale (MpegEncContext *s, int dry_run)

int flv_h263_decode_picture_header (MpegEncContext *s)

static int get_bits_diff (MpegEncContext *s)

static int get_rl_index (const RLTable *rl, int last, int run, int level)

void h263_decode_init_vlc (MpegEncContext *s)

int h263_decode_picture_header (MpegEncContext *s)

void h263_encode_gob_header (MpegEncContext *s, int mb_line)

void h263_encode_init (MpegEncContext *s)

void h263_encode_mb (MpegEncContext *s, DCTELEM block[6][64], int motion_x, int motion_y)

void h263_encode_picture_header (MpegEncContext *s, int picture_number)

int h263_get_picture_format (int width, int height)

int16_t * h263_pred_motion (MpegEncContext *s, int block, int dir, int *px, int *py)

void init_rl (RLTable *rl, int use_static)

void init_vlc_rl (RLTable *rl, int use_static)

int intel_h263_decode_picture_header (MpegEncContext *s)

void mjpeg_close (MpegEncContext *s)

void mjpeg_encode_mb (MpegEncContext *s, DCTELEM block[6][64])

int mjpeg_init (MpegEncContext *s)

void mjpeg_picture_header (MpegEncContext *s)

void mjpeg_picture_trailer (MpegEncContext *s)

void mpeg1_encode_mb (MpegEncContext *s, DCTELEM block[6][64], int motion_x, int motion_y)

void mpeg1_encode_picture_header (MpegEncContext *s, int picture_number)

void mpeg4_encode_mb (MpegEncContext *s, DCTELEM block[6][64], int motion_x, int motion_y)

void mpeg4_encode_picture_header (MpegEncContext *s, int picture_number)

void mpeg4_pred_ac (MpegEncContext *s, DCTELEM *block, int n, int dir)

void MPV_common_end (MpegEncContext *s)

int MPV_common_init (MpegEncContext *s)

void MPV_decode_defaults (MpegEncContext *s)

void MPV_decode_mb (MpegEncContext *s, DCTELEM block[12][64])

int MPV_encode_end (AVCodecContext *avctx)

int MPV_encode_init (AVCodecContext *avctx)

int MPV_encode_picture (AVCodecContext *avctx, unsigned char *buf, int buf_size, void *data)

void MPV_frame_end (MpegEncContext *s)

int MPV_frame_start (MpegEncContext *s, AVCodecContext *avctx)

int msmpeg4_decode_ext_header (MpegEncContext *s, int buf_size)

int msmpeg4_decode_picture_header (MpegEncContext *s)

void msmpeg4_encode_ext_header (MpegEncContext *s)

void msmpeg4_encode_mb (MpegEncContext *s, DCTELEM block[6][64], int motion_x, int motion_y)

void msmpeg4_encode_picture_header (MpegEncContext *s, int picture_number)

void rv10_encode_picture_header (MpegEncContext *s, int picture_number)

void rv20_encode_picture_header (MpegEncContext *s, int picture_number)

int rv_decode_dc (MpegEncContext *s, int n)

Variables

void(* draw_edges )(uint8_t *buf, int wrap, int width, int height, int w)

const uint8_t ff_aic_dc_scale_table [32]

const uint8_t ff_h263_chroma_qscale_table [32]

const uint8_t ff_h263_loop_filter_strength [32]

const uint8_t ff_mpeg1_dc_scale_table [128]

const int16_t ff_mpeg1_default_intra_matrix [64]

const int16_t ff_mpeg1_default_non_intra_matrix [64]

const uint8_t ff_mpeg4_c_dc_scale_table [32]

const int16_t ff_mpeg4_default_intra_matrix [64]

const int16_t ff_mpeg4_default_non_intra_matrix [64]

const uint8_t ff_mpeg4_y_dc_scale_table [32]

enum PixelFormat ff_yuv420p_list [2]


Classes
struct	MotionEstContext
struct	MpegEncContext
struct	ParseContext
struct	Picture
struct	Predictor
struct	RateControlContext
struct	RateControlEntry
struct	RLTable
struct	ScanTable
Defines
#define	AC_END 16
#define	AC_ERROR 2
#define	B_TYPE FF_B_TYPE
	Bi-dir predicted.
#define	CANDIDATE_MB_TYPE_BACKWARD 0x40
#define	CANDIDATE_MB_TYPE_BACKWARD_I 0x400
#define	CANDIDATE_MB_TYPE_BIDIR 0x80
#define	CANDIDATE_MB_TYPE_BIDIR_I 0x800
#define	CANDIDATE_MB_TYPE_DIRECT 0x10
#define	CANDIDATE_MB_TYPE_FORWARD 0x20
#define	CANDIDATE_MB_TYPE_FORWARD_I 0x200
#define	CANDIDATE_MB_TYPE_INTER 0x02
#define	CANDIDATE_MB_TYPE_INTER4V 0x04
#define	CANDIDATE_MB_TYPE_INTER_I 0x100
#define	CANDIDATE_MB_TYPE_INTRA 0x01
#define	CANDIDATE_MB_TYPE_SKIPPED 0x08
#define	CHROMA_420 1
#define	CHROMA_422 2
#define	CHROMA_444 3
#define	DC_END 32
#define	DC_ERROR 4
#define	EDGE_WIDTH 16
#define	END_NOT_FOUND -100
#define	FRAME_SKIPPED 100
	return value for header parsers if frame is not coded
#define	HAS_CBP(a) ((a)&MB_TYPE_CBP)
#define	I_TYPE FF_I_TYPE
	Intra.
#define	INPLACE_OFFSET 16
#define	IS_16X16(a) ((a)&MB_TYPE_16x16)
#define	IS_16X8(a) ((a)&MB_TYPE_16x8)
#define	IS_8X16(a) ((a)&MB_TYPE_8x16)
#define	IS_8X8(a) ((a)&MB_TYPE_8x8)
#define	IS_ACPRED(a) ((a)&MB_TYPE_ACPRED)
#define	IS_DIR(a, part, list) ((a) & (MB_TYPE_P0L0<<((part)+2*(list))))
#define	IS_DIRECT(a) ((a)&MB_TYPE_DIRECT2)
#define	IS_GMC(a) ((a)&MB_TYPE_GMC)
#define	IS_INTER(a) ((a)&(MB_TYPE_16x16\|MB_TYPE_16x8\|MB_TYPE_8x16\|MB_TYPE_8x8))
#define	IS_INTERLACED(a) ((a)&MB_TYPE_INTERLACED)
#define	IS_INTRA(a) ((a)&7)
#define	IS_INTRA16x16(a) ((a)&MB_TYPE_INTRA16x16)
#define	IS_INTRA4x4(a) ((a)&MB_TYPE_INTRA4x4)
#define	IS_INTRA_PCM(a) ((a)&MB_TYPE_INTRA_PCM)
#define	IS_PCM(a) ((a)&MB_TYPE_INTRA_PCM)
#define	IS_QUANT(a) ((a)&MB_TYPE_QUANT)
#define	IS_SKIP(a) ((a)&MB_TYPE_SKIP)
#define	IS_SUB_4X4(a) ((a)&MB_TYPE_8x8)
#define	IS_SUB_4X8(a) ((a)&MB_TYPE_8x16)
#define	IS_SUB_8X4(a) ((a)&MB_TYPE_16x8)
#define	IS_SUB_8X8(a) ((a)&MB_TYPE_16x16)
#define	MAX_FCODE 7
#define	MAX_LEVEL 64
#define	MAX_MB_BYTES (301616*3/8 + 120)
#define	MAX_MV 2048
#define	MAX_PICTURE_COUNT 32
#define	MAX_RUN 64
#define	MAX_THREADS 8
#define	MB_TYPE_INTRA MB_TYPE_INTRA4x4
#define	ME_MAP_MV_BITS 11
#define	ME_MAP_SHIFT 3
#define	ME_MAP_SIZE 64
#define	MPEG_BUF_SIZE (16 * 1024)
#define	MV_DIR_BACKWARD 1
#define	MV_DIR_FORWARD 2
#define	MV_DIRECT 4
	bidirectional mode where the difference equals the MV of the last P/S/I-Frame (mpeg4)
#define	MV_END 64
#define	MV_ERROR 8
#define	MV_TYPE_16X16 0
	1 vector for the whole mb
#define	MV_TYPE_16X8 2
	2 vectors, one per 16x8 block
#define	MV_TYPE_8X8 1
	4 vectors (h263, mpeg4 4MV)
#define	MV_TYPE_DMV 4
	2 vectors, special mpeg2 Dual Prime Vectors
#define	MV_TYPE_FIELD 3
	2 vectors, one per field
#define	P_TYPE FF_P_TYPE
	Predicted.
#define	PICT_BOTTOM_FIELD 2
#define	PICT_FRAME 3
#define	PICT_TOP_FIELD 1
#define	PREV_PICT_TYPES_BUFFER_SIZE 256
#define	QMAT_SHIFT 22
#define	QMAT_SHIFT_MMX 16
#define	QUANT_BIAS_SHIFT 8
#define	S_TYPE FF_S_TYPE
	S(GMC)-VOP MPEG4.
#define	SI_TYPE FF_SI_TYPE
	Switching Intra.
#define	SLICE_END -2
	end marker found
#define	SLICE_ERROR -1
#define	SLICE_NOEND -3
	no end marker or error found but mb count exceeded
#define	SLICE_OK 0
#define	SP_TYPE FF_SP_TYPE
	Switching Predicted.
#define	UNI_AC_ENC_INDEX(run, level) ((run)*128 + (level))
#define	USES_LIST(a, list) ((a) & ((MB_TYPE_P0L0\|MB_TYPE_P1L0)<<(2*(list))))
	does this mb use listX, note doesnt work if subMBs
#define	VP_START 1
	current MB is the first after a resync marker
Enumerations
enum	OutputFormat { FMT_MPEG1, FMT_H261, FMT_H263, FMT_MJPEG, FMT_H264 }
Functions
int	DCT_common_init (MpegEncContext *s)
void	ff_clean_h263_qscales (MpegEncContext *s)
void	ff_clean_intra_table_entries (MpegEncContext *s)
void	ff_clean_mpeg4_qscales (MpegEncContext *s)
int	ff_combine_frame (ParseContext pc, int next, uint8_t buf, int buf_size)
void	ff_copy_bits (PutBitContext pb, uint8_t src, int length)
void	ff_denoise_dct (MpegEncContext s, DCTELEM block)
void	ff_draw_horiz_band (MpegEncContext *s, int y, int h)
void	ff_emulated_edge_mc (uint8_t buf, uint8_t src, int linesize, int block_w, int block_h, int src_x, int src_y, int w, int h)
int	ff_epzs_motion_search (MpegEncContext s, int mx_ptr, int my_ptr, int P[10][2], int src_index, int ref_index, int16_t(last_mv)[2], int ref_mv_scale, int size, int h)
void	ff_er_add_slice (MpegEncContext *s, int startx, int starty, int endx, int endy, int status)
void	ff_er_frame_end (MpegEncContext *s)
void	ff_er_frame_start (MpegEncContext *s)
void	ff_estimate_b_frame_motion (MpegEncContext *s, int mb_x, int mb_y)
void	ff_estimate_p_frame_motion (MpegEncContext *s, int mb_x, int mb_y)
double	ff_eval (char s, double const_value, const char const_name, double(func1)(void , double), const char func1_name, double(func2)(void , double, double), char *func2_name, void opaque)
const uint8_t *	ff_find_start_code (const uint8_t p, const uint8_t end, uint32_t *state)
int	ff_find_unused_picture (MpegEncContext *s, int shared)
void	ff_fix_long_mvs (MpegEncContext s, uint8_t field_select_table, int field_select, int16_t(*mv_table)[2], int f_code, int type, int truncate)
void	ff_fix_long_p_mvs (MpegEncContext *s)
void	ff_flv_encode_picture_header (MpegEncContext *s, int picture_number)
void	ff_get_2pass_fcode (MpegEncContext *s)
int	ff_get_best_fcode (MpegEncContext s, int16_t(mv_table)[2], int type)
int	ff_get_mb_score (MpegEncContext *s, int mx, int my, int src_index, int ref_index, int size, int h, int add_rate)
void	ff_h261_encode_init (MpegEncContext *s)
void	ff_h261_encode_mb (MpegEncContext *s, DCTELEM block[6][64], int motion_x, int motion_y)
void	ff_h261_encode_picture_header (MpegEncContext *s, int picture_number)
void	ff_h261_loop_filter (MpegEncContext *s)
void	ff_h261_reorder_mb_index (MpegEncContext *s)
int	ff_h263_decode_end (AVCodecContext *avctx)
int	ff_h263_decode_frame (AVCodecContext avctx, void data, int data_size, uint8_t buf, int buf_size)
int	ff_h263_decode_gob_header (MpegEncContext *s)
int	ff_h263_decode_init (AVCodecContext *avctx)
int	ff_h263_decode_mb (MpegEncContext *s, DCTELEM block[6][64])
int	ff_h263_decode_mba (MpegEncContext *s)
void	ff_h263_encode_mba (MpegEncContext *s)
void	ff_h263_encode_motion (MpegEncContext *s, int val, int f_code)
int	ff_h263_get_gob_height (MpegEncContext *s)
void	ff_h263_loop_filter (MpegEncContext *s)
int	ff_h263_resync (MpegEncContext *s)
int	ff_h263_round_chroma (int x)
void	ff_h263_update_motion_val (MpegEncContext *s)
void	ff_init_block_index (MpegEncContext *s)
void	ff_init_me (MpegEncContext *s)
void	ff_init_scantable (uint8_t , ScanTable st, const uint8_t *src_scantable)
void	ff_mjpeg_stuffing (PutBitContext *pbc)
void	ff_mpeg1_clean_buffers (MpegEncContext *s)
void	ff_mpeg1_encode_init (MpegEncContext *s)
void	ff_mpeg1_encode_slice_header (MpegEncContext *s)
int	ff_mpeg1_find_frame_end (ParseContext pc, const uint8_t buf, int buf_size)
void	ff_mpeg4_clean_buffers (MpegEncContext *s)
int	ff_mpeg4_decode_mb (MpegEncContext *s, DCTELEM block[6][64])
int	ff_mpeg4_decode_partitions (MpegEncContext *s)
int	ff_mpeg4_decode_picture_header (MpegEncContext s, GetBitContext gb)
void	ff_mpeg4_encode_video_packet_header (MpegEncContext *s)
int	ff_mpeg4_find_frame_end (ParseContext pc, const uint8_t buf, int buf_size)
int	ff_mpeg4_get_video_packet_prefix_length (MpegEncContext *s)
void	ff_mpeg4_init_partitions (MpegEncContext *s)
void	ff_mpeg4_merge_partitions (MpegEncContext *s)
int	ff_mpeg4_set_direct_mv (MpegEncContext *s, int mx, int my)
void	ff_mpeg4_stuffing (PutBitContext *pbc)
void	ff_mpeg_flush (AVCodecContext *avctx)
int	ff_msmpeg4_decode_init (MpegEncContext *s)
void	ff_msmpeg4_encode_init (MpegEncContext *s)
void	ff_mspel_motion (MpegEncContext s, uint8_t dest_y, uint8_t dest_cb, uint8_t dest_cr, uint8_t *ref_picture, op_pixels_func(pix_op)[4], int motion_x, int motion_y, int h)
void	ff_parse_close (AVCodecParserContext *s)
int	ff_pre_estimate_p_frame_motion (MpegEncContext *s, int mb_x, int mb_y)
void	ff_print_debug_info (MpegEncContext s, AVFrame pict)
int	ff_rate_control_init (MpegEncContext *s)
void	ff_rate_control_uninit (MpegEncContext *s)
float	ff_rate_estimate_qscale (MpegEncContext *s, int dry_run)
void	ff_set_mpeg4_time (MpegEncContext *s, int picture_number)
void	ff_set_qscale (MpegEncContext *s, int qscale)
static void	ff_update_block_index (MpegEncContext *s)
void	ff_update_duplicate_context (MpegEncContext dst, MpegEncContext src)
int	ff_vbv_update (MpegEncContext *s, int frame_size)
void	ff_wmv2_add_mb (MpegEncContext s, DCTELEM block[6][64], uint8_t dest_y, uint8_t dest_cb, uint8_t dest_cr)
int	ff_wmv2_decode_picture_header (MpegEncContext *s)
int	ff_wmv2_decode_secondary_picture_header (MpegEncContext *s)
void	ff_wmv2_encode_mb (MpegEncContext *s, DCTELEM block[6][64], int motion_x, int motion_y)
int	ff_wmv2_encode_picture_header (MpegEncContext *s, int picture_number)
void	ff_write_pass1_stats (MpegEncContext *s)
void	ff_write_quant_matrix (PutBitContext pb, int16_t matrix)
int	ff_xvid_rate_control_init (MpegEncContext *s)
void	ff_xvid_rate_control_uninit (MpegEncContext *s)
float	ff_xvid_rate_estimate_qscale (MpegEncContext *s, int dry_run)
int	flv_h263_decode_picture_header (MpegEncContext *s)
static int	get_bits_diff (MpegEncContext *s)
static int	get_rl_index (const RLTable *rl, int last, int run, int level)
void	h263_decode_init_vlc (MpegEncContext *s)
int	h263_decode_picture_header (MpegEncContext *s)
void	h263_encode_gob_header (MpegEncContext *s, int mb_line)
void	h263_encode_init (MpegEncContext *s)
void	h263_encode_mb (MpegEncContext *s, DCTELEM block[6][64], int motion_x, int motion_y)
void	h263_encode_picture_header (MpegEncContext *s, int picture_number)
int	h263_get_picture_format (int width, int height)
int16_t *	h263_pred_motion (MpegEncContext s, int block, int dir, int px, int *py)
void	init_rl (RLTable *rl, int use_static)
void	init_vlc_rl (RLTable *rl, int use_static)
int	intel_h263_decode_picture_header (MpegEncContext *s)
void	mjpeg_close (MpegEncContext *s)
void	mjpeg_encode_mb (MpegEncContext *s, DCTELEM block[6][64])
int	mjpeg_init (MpegEncContext *s)
void	mjpeg_picture_header (MpegEncContext *s)
void	mjpeg_picture_trailer (MpegEncContext *s)
void	mpeg1_encode_mb (MpegEncContext *s, DCTELEM block[6][64], int motion_x, int motion_y)
void	mpeg1_encode_picture_header (MpegEncContext *s, int picture_number)
void	mpeg4_encode_mb (MpegEncContext *s, DCTELEM block[6][64], int motion_x, int motion_y)
void	mpeg4_encode_picture_header (MpegEncContext *s, int picture_number)
void	mpeg4_pred_ac (MpegEncContext s, DCTELEM block, int n, int dir)
void	MPV_common_end (MpegEncContext *s)
int	MPV_common_init (MpegEncContext *s)
void	MPV_decode_defaults (MpegEncContext *s)
void	MPV_decode_mb (MpegEncContext *s, DCTELEM block[12][64])
int	MPV_encode_end (AVCodecContext *avctx)
int	MPV_encode_init (AVCodecContext *avctx)
int	MPV_encode_picture (AVCodecContext avctx, unsigned char buf, int buf_size, void *data)
void	MPV_frame_end (MpegEncContext *s)
int	MPV_frame_start (MpegEncContext s, AVCodecContext avctx)
int	msmpeg4_decode_ext_header (MpegEncContext *s, int buf_size)
int	msmpeg4_decode_picture_header (MpegEncContext *s)
void	msmpeg4_encode_ext_header (MpegEncContext *s)
void	msmpeg4_encode_mb (MpegEncContext *s, DCTELEM block[6][64], int motion_x, int motion_y)
void	msmpeg4_encode_picture_header (MpegEncContext *s, int picture_number)
void	rv10_encode_picture_header (MpegEncContext *s, int picture_number)
void	rv20_encode_picture_header (MpegEncContext *s, int picture_number)
int	rv_decode_dc (MpegEncContext *s, int n)
Variables
void(*	draw_edges )(uint8_t *buf, int wrap, int width, int height, int w)
const uint8_t	ff_aic_dc_scale_table [32]
const uint8_t	ff_h263_chroma_qscale_table [32]
const uint8_t	ff_h263_loop_filter_strength [32]
const uint8_t	ff_mpeg1_dc_scale_table [128]
const int16_t	ff_mpeg1_default_intra_matrix [64]
const int16_t	ff_mpeg1_default_non_intra_matrix [64]
const uint8_t	ff_mpeg4_c_dc_scale_table [32]
const int16_t	ff_mpeg4_default_intra_matrix [64]
const int16_t	ff_mpeg4_default_non_intra_matrix [64]
const uint8_t	ff_mpeg4_y_dc_scale_table [32]
enum PixelFormat	ff_yuv420p_list [2]