mpegvideo_enc.c File Reference

#include <stdint.h>
#include "libavutil/internal.h"
#include "libavutil/intmath.h"
#include "libavutil/mathematics.h"
#include "libavutil/mem_internal.h"
#include "libavutil/pixdesc.h"
#include "libavutil/opt.h"
#include "libavutil/thread.h"
#include "avcodec.h"
#include "dct.h"
#include "encode.h"
#include "idctdsp.h"
#include "mpeg12.h"
#include "mpegvideo.h"
#include "mpegvideodata.h"
#include "h261.h"
#include "h263.h"
#include "h263data.h"
#include "mjpegenc_common.h"
#include "mathops.h"
#include "mpegutils.h"
#include "mjpegenc.h"
#include "speedhqenc.h"
#include "msmpeg4.h"
#include "pixblockdsp.h"
#include "qpeldsp.h"
#include "faandct.h"
#include "thread.h"
#include "aandcttab.h"
#include "flv.h"
#include "mpeg4video.h"
#include "internal.h"
#include "bytestream.h"
#include "wmv2.h"
#include "rv10.h"
#include "packet_internal.h"
#include <limits.h>
#include "sp5x.h"

Go to the source code of this file.

Macros
#define	QUANT_BIAS_SHIFT   8
#define	QMAT_SHIFT_MMX   16
#define	QMAT_SHIFT   21
#define	COPY(a)   dst->a= src->a
#define	MERGE(field)   dst->field += src->field; src->field=0
#define	OFFSET(x)   offsetof(MpegEncContext, x)
#define	VE   AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM

Functions
static int	encode_picture (MpegEncContext *s, int picture_number)
static int	dct_quantize_refine (MpegEncContext *s, int16_t *block, int16_t *weight, int16_t *orig, int n, int qscale)
static int	sse_mb (MpegEncContext *s)
static void	denoise_dct_c (MpegEncContext *s, int16_t *block)
static int	dct_quantize_trellis_c (MpegEncContext *s, int16_t *block, int n, int qscale, int *overflow)
void	ff_convert_matrix (MpegEncContext *s, int(*qmat)[64], uint16_t(*qmat16)[2][64], const uint16_t *quant_matrix, int bias, int qmin, int qmax, int intra)
static void	update_qscale (MpegEncContext *s)
void	ff_write_quant_matrix (PutBitContext *pb, uint16_t *matrix)
void	ff_init_qscale_tab (MpegEncContext *s)
	init s->current_picture.qscale_table from s->lambda_table More...
static void	update_duplicate_context_after_me (MpegEncContext *dst, MpegEncContext *src)
static void	mpv_encode_init_static (void)
static void	mpv_encode_defaults (MpegEncContext *s)
	Set the given MpegEncContext to defaults for encoding. More...
av_cold int	ff_dct_encode_init (MpegEncContext *s)
av_cold int	ff_mpv_encode_init (AVCodecContext *avctx)
av_cold int	ff_mpv_encode_end (AVCodecContext *avctx)
static int	get_sae (uint8_t *src, int ref, int stride)
static int	get_intra_count (MpegEncContext *s, uint8_t *src, uint8_t *ref, int stride)
static int	alloc_picture (MpegEncContext *s, Picture *pic, int shared)
static int	load_input_picture (MpegEncContext *s, const AVFrame *pic_arg)
static int	skip_check (MpegEncContext *s, Picture *p, Picture *ref)
static int	encode_frame (AVCodecContext *c, AVFrame *frame, AVPacket *pkt)
static int	estimate_best_b_count (MpegEncContext *s)
static int	select_input_picture (MpegEncContext *s)
static void	frame_end (MpegEncContext *s)
static void	update_noise_reduction (MpegEncContext *s)
static int	frame_start (MpegEncContext *s)
int	ff_mpv_encode_picture (AVCodecContext *avctx, AVPacket *pkt, const AVFrame *pic_arg, int *got_packet)
static void	dct_single_coeff_elimination (MpegEncContext *s, int n, int threshold)
static void	clip_coeffs (MpegEncContext *s, int16_t *block, int last_index)
static void	get_visual_weight (int16_t *weight, uint8_t *ptr, int stride)
static av_always_inline void	encode_mb_internal (MpegEncContext *s, int motion_x, int motion_y, int mb_block_height, int mb_block_width, int mb_block_count)
static av_always_inline void	encode_mb (MpegEncContext *s, int motion_x, int motion_y)
static void	copy_context_before_encode (MpegEncContext *d, MpegEncContext *s, int type)
static void	copy_context_after_encode (MpegEncContext *d, MpegEncContext *s, int type)
static void	encode_mb_hq (MpegEncContext *s, MpegEncContext *backup, MpegEncContext *best, int type, PutBitContext pb[2], PutBitContext pb2[2], PutBitContext tex_pb[2], int *dmin, int *next_block, int motion_x, int motion_y)
static int	sse (MpegEncContext *s, uint8_t *src1, uint8_t *src2, int w, int h, int stride)
static int	pre_estimate_motion_thread (AVCodecContext *c, void *arg)
static int	estimate_motion_thread (AVCodecContext *c, void *arg)
static int	mb_var_thread (AVCodecContext *c, void *arg)
static void	write_slice_end (MpegEncContext *s)
static void	write_mb_info (MpegEncContext *s)
static void	update_mb_info (MpegEncContext *s, int startcode)
int	ff_mpv_reallocate_putbitbuffer (MpegEncContext *s, size_t threshold, size_t size_increase)
static int	encode_thread (AVCodecContext *c, void *arg)
static void	merge_context_after_me (MpegEncContext *dst, MpegEncContext *src)
static void	merge_context_after_encode (MpegEncContext *dst, MpegEncContext *src)
static int	estimate_qp (MpegEncContext *s, int dry_run)
static void	set_frame_distances (MpegEncContext *s)
static void	build_basis (uint8_t *perm)
void	ff_block_permute (int16_t *block, uint8_t *permutation, const uint8_t *scantable, int last)
	Permute an 8x8 block according to permutation. More...
int	ff_dct_quantize_c (MpegEncContext *s, int16_t *block, int n, int qscale, int *overflow)

Variables
static uint8_t	default_mv_penalty [MAX_FCODE+1][MAX_DMV *2+1]
static uint8_t	default_fcode_tab [MAX_MV *2+1]
static const AVOption	mpv_generic_options []
const AVClass	ff_mpv_enc_class
static int16_t	basis [64][64]
static const AVOption	h263_options []
static const AVClass	h263_class
const AVCodec	ff_h263_encoder
static const AVOption	h263p_options []
static const AVClass	h263p_class
const AVCodec	ff_h263p_encoder
const AVCodec	ff_msmpeg4v2_encoder
const AVCodec	ff_msmpeg4v3_encoder
const AVCodec	ff_wmv1_encoder

Detailed Description

The simplest mpeg encoder (well, it was the simplest!).

Definition in file mpegvideo_enc.c.

Macro Definition Documentation

QUANT_BIAS_SHIFT

#define QUANT_BIAS_SHIFT   8

Definition at line 74 of file mpegvideo_enc.c.

QMAT_SHIFT_MMX

#define QMAT_SHIFT_MMX   16

Definition at line 76 of file mpegvideo_enc.c.

QMAT_SHIFT

#define QMAT_SHIFT   21

Definition at line 77 of file mpegvideo_enc.c.

COPY

#define COPY

(

a

)

dst->a= src->a

MERGE

#define MERGE

(

field

)

dst->field += src->field; src->field=0

Definition at line 3419 of file mpegvideo_enc.c.

OFFSET

#define OFFSET

(

x

)

offsetof(MpegEncContext, x)

Definition at line 4589 of file mpegvideo_enc.c.

VE

#define VE   AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM

Definition at line 4590 of file mpegvideo_enc.c.

Function Documentation

encode_picture()

static int encode_picture ( MpegEncContext *  s, int  picture_number  )

static

Definition at line 3510 of file mpegvideo_enc.c.

Referenced by ff_mpv_encode_picture().

dct_quantize_refine()

static int dct_quantize_refine ( MpegEncContext *  s, int16_t *  block, int16_t *  weight, int16_t *  orig, int  n, int  qscale  )

static

Definition at line 4154 of file mpegvideo_enc.c.

Referenced by encode_mb_internal().

sse_mb()

static int sse_mb ( MpegEncContext *  s )

static

Definition at line 2592 of file mpegvideo_enc.c.

Referenced by encode_mb_hq().

denoise_dct_c()

static void denoise_dct_c ( MpegEncContext *  s, int16_t *  block  )

static

Definition at line 3796 of file mpegvideo_enc.c.

Referenced by ff_dct_encode_init().

dct_quantize_trellis_c()

static int dct_quantize_trellis_c ( MpegEncContext *  s, int16_t *  block, int  n, int  qscale, int *  overflow  )

static

Definition at line 3820 of file mpegvideo_enc.c.

Referenced by ff_dct_encode_init().

ff_convert_matrix()

void ff_convert_matrix	(	MpegEncContext *	s,
		int(*)	qmat[64],
		uint16_t(*)	qmat16[2][64],
		const uint16_t *	quant_matrix,
		int	bias,
		int	qmin,
		int	qmax,
		int	intra
	)

Definition at line 106 of file mpegvideo_enc.c.

Referenced by dnxhd_init_qmat(), encode_picture(), and ff_mpv_encode_init().

update_qscale()

static void update_qscale ( MpegEncContext *  s )

inlinestatic

Definition at line 190 of file mpegvideo_enc.c.

Referenced by encode_mb_internal(), encode_picture(), and estimate_qp().

ff_write_quant_matrix()

void ff_write_quant_matrix	(	PutBitContext *	pb,
		uint16_t *	matrix
	)

Definition at line 218 of file mpegvideo_enc.c.

Referenced by mpeg4_encode_vol_header().

ff_init_qscale_tab()

void ff_init_qscale_tab

(

MpegEncContext *

s

)

init s->current_picture.qscale_table from s->lambda_table

Definition at line 234 of file mpegvideo_enc.c.

Referenced by estimate_qp(), and ff_clean_h263_qscales().

update_duplicate_context_after_me()

static void update_duplicate_context_after_me ( MpegEncContext *  dst, MpegEncContext *  src  )

static

Definition at line 247 of file mpegvideo_enc.c.

Referenced by encode_picture().

mpv_encode_init_static()

static void mpv_encode_init_static ( void  )

static

Definition at line 266 of file mpegvideo_enc.c.

Referenced by mpv_encode_defaults().

mpv_encode_defaults()

static void mpv_encode_defaults ( MpegEncContext *  s )

static

Set the given MpegEncContext to defaults for encoding.

the changed fields will not depend upon the prior state of the MpegEncContext.

Definition at line 276 of file mpegvideo_enc.c.

Referenced by ff_mpv_encode_init().

ff_dct_encode_init()

av_cold int ff_dct_encode_init

(

MpegEncContext *

s

)

Definition at line 291 of file mpegvideo_enc.c.

Referenced by dnxhd_encode_init(), and ff_mpv_encode_init().

ff_mpv_encode_init()

av_cold int ff_mpv_encode_init

(

AVCodecContext *

avctx

)

Definition at line 310 of file mpegvideo_enc.c.

Referenced by encode_init(), and wmv2_encode_init().

ff_mpv_encode_end()

av_cold int ff_mpv_encode_end

(

AVCodecContext *

avctx

)

Definition at line 965 of file mpegvideo_enc.c.

get_sae()

static int get_sae ( uint8_t *  src, int  ref, int  stride  )

static

Definition at line 1001 of file mpegvideo_enc.c.

Referenced by get_intra_count().

get_intra_count()

static int get_intra_count ( MpegEncContext *  s, uint8_t *  src, uint8_t *  ref, int  stride  )

static

Definition at line 1015 of file mpegvideo_enc.c.

Referenced by select_input_picture().

alloc_picture()

static int alloc_picture ( MpegEncContext *  s, Picture *  pic, int  shared  )

static

Definition at line 1038 of file mpegvideo_enc.c.

Referenced by load_input_picture(), and select_input_picture().

load_input_picture()

static int load_input_picture ( MpegEncContext *  s, const AVFrame *  pic_arg  )

static

Definition at line 1046 of file mpegvideo_enc.c.

Referenced by ff_mpv_encode_picture().

skip_check()

static int skip_check ( MpegEncContext *  s, Picture *  p, Picture *  ref  )

static

Definition at line 1197 of file mpegvideo_enc.c.

Referenced by select_input_picture().

encode_frame()

static int encode_frame ( AVCodecContext *  c, AVFrame *  frame, AVPacket *  pkt  )

static

Definition at line 1238 of file mpegvideo_enc.c.

Referenced by estimate_best_b_count().

estimate_best_b_count()

static int estimate_best_b_count ( MpegEncContext *  s )

static

Definition at line 1259 of file mpegvideo_enc.c.

Referenced by select_input_picture().

select_input_picture()

static int select_input_picture ( MpegEncContext *  s )

static

Definition at line 1406 of file mpegvideo_enc.c.

Referenced by ff_mpv_encode_picture().

frame_end()

static void frame_end ( MpegEncContext *  s )

static

Definition at line 1583 of file mpegvideo_enc.c.

Referenced by bethsoftvid_decode_frame(), bfi_decode_frame(), decode_bmv_frame(), decode_dds1(), decode_dsw1(), decode_tdlt(), decode_tsw1(), decode_wdlt(), ff_h263_decode_frame(), ff_mpv_encode_picture(), get_duration(), gif_read_packet(), and write_subframes().

update_noise_reduction()

static void update_noise_reduction ( MpegEncContext *  s )

static

Definition at line 1620 of file mpegvideo_enc.c.

Referenced by frame_start().

frame_start()

static int frame_start ( MpegEncContext *  s )

static

Definition at line 1641 of file mpegvideo_enc.c.

Referenced by av_timecode_init(), cavs_decode_frame(), decode_dds1(), decode_dsw1(), decode_tsw1(), ff_mpv_encode_picture(), get_duration(), gif_read_packet(), and scale_internal().

ff_mpv_encode_picture()

int ff_mpv_encode_picture	(	AVCodecContext *	avctx,
		AVPacket *	pkt,
		const AVFrame *	pic_arg,
		int *	got_packet
	)

Definition at line 1712 of file mpegvideo_enc.c.

dct_single_coeff_elimination()

static void dct_single_coeff_elimination ( MpegEncContext *  s, int  n, int  threshold  )

inlinestatic

Definition at line 1947 of file mpegvideo_enc.c.

Referenced by encode_mb_internal().

clip_coeffs()

static void clip_coeffs ( MpegEncContext *  s, int16_t *  block, int  last_index  )

inlinestatic

Definition at line 2003 of file mpegvideo_enc.c.

Referenced by encode_mb_internal().

get_visual_weight()

static void get_visual_weight ( int16_t *  weight, uint8_t *  ptr, int  stride  )

static

Definition at line 2037 of file mpegvideo_enc.c.

Referenced by encode_mb_internal().

encode_mb_internal()

static av_always_inline void encode_mb_internal ( MpegEncContext *  s, int  motion_x, int  motion_y, int  mb_block_height, int  mb_block_width, int  mb_block_count  )

static

Definition at line 2061 of file mpegvideo_enc.c.

Referenced by encode_mb().

encode_mb()

static av_always_inline void encode_mb ( MpegEncContext *  s, int  motion_x, int  motion_y  )

static

Definition at line 2446 of file mpegvideo_enc.c.

Referenced by encode_mb_hq(), and encode_thread().

copy_context_before_encode()

static void copy_context_before_encode ( MpegEncContext *  d, MpegEncContext *  s, int  type  )

inlinestatic

Definition at line 2453 of file mpegvideo_enc.c.

Referenced by encode_mb_hq(), and encode_thread().

copy_context_after_encode()

static void copy_context_after_encode ( MpegEncContext *  d, MpegEncContext *  s, int  type  )

inlinestatic

Definition at line 2481 of file mpegvideo_enc.c.

Referenced by encode_mb_hq(), and encode_thread().

encode_mb_hq()

static void encode_mb_hq ( MpegEncContext *  s, MpegEncContext *  backup, MpegEncContext *  best, int  type, PutBitContext  pb[2], PutBitContext  pb2[2], PutBitContext  tex_pb[2], int *  dmin, int *  next_block, int  motion_x, int  motion_y  )

inlinestatic

Definition at line 2520 of file mpegvideo_enc.c.

Referenced by encode_thread().

sse()

static int sse ( MpegEncContext *  s, uint8_t *  src1, uint8_t *  src2, int  w, int  h, int  stride  )

static

Definition at line 2571 of file mpegvideo_enc.c.

Referenced by block_sse(), encode_thread(), ff_ac3dsp_set_downmix_x86(), ff_libwebp_get_frame(), ff_showcqt_init_x86(), ff_vp9dsp_init_16bpp_x86(), ff_vp9dsp_init_x86(), main(), run_psnr(), sse_16width_msa(), sse_4width_msa(), sse_8width_msa(), and sse_mb().

pre_estimate_motion_thread()

static int pre_estimate_motion_thread ( AVCodecContext *  c, void *  arg  )

static

Definition at line 2615 of file mpegvideo_enc.c.

Referenced by encode_picture().

estimate_motion_thread()

static int estimate_motion_thread ( AVCodecContext *  c, void *  arg  )

static

Definition at line 2634 of file mpegvideo_enc.c.

Referenced by encode_picture().

mb_var_thread()

static int mb_var_thread ( AVCodecContext *  c, void *  arg  )

static

Definition at line 2659 of file mpegvideo_enc.c.

Referenced by encode_picture().

write_slice_end()

static void write_slice_end ( MpegEncContext *  s )

static

Definition at line 2682 of file mpegvideo_enc.c.

Referenced by encode_thread().

write_mb_info()

static void write_mb_info ( MpegEncContext *  s )

static

Definition at line 2702 of file mpegvideo_enc.c.

Referenced by update_mb_info().

update_mb_info()

static void update_mb_info ( MpegEncContext *  s, int  startcode  )

static

Definition at line 2722 of file mpegvideo_enc.c.

Referenced by encode_thread().

ff_mpv_reallocate_putbitbuffer()

int ff_mpv_reallocate_putbitbuffer	(	MpegEncContext *	s,
		size_t	threshold,
		size_t	size_increase
	)

Definition at line 2745 of file mpegvideo_enc.c.

Referenced by encode_thread(), and ff_mjpeg_encode_stuffing().

encode_thread()

static int encode_thread ( AVCodecContext *  c, void *  arg  )

static

Definition at line 2781 of file mpegvideo_enc.c.

Referenced by encode_picture().

merge_context_after_me()

static void merge_context_after_me ( MpegEncContext *  dst, MpegEncContext *  src  )

static

Definition at line 3420 of file mpegvideo_enc.c.

Referenced by encode_picture().

merge_context_after_encode()

static void merge_context_after_encode ( MpegEncContext *  dst, MpegEncContext *  src  )

static

Definition at line 3426 of file mpegvideo_enc.c.

Referenced by encode_picture().

estimate_qp()

static int estimate_qp ( MpegEncContext *  s, int  dry_run  )

static

Definition at line 3458 of file mpegvideo_enc.c.

Referenced by encode_picture().

set_frame_distances()

static void set_frame_distances ( MpegEncContext *  s )

static

Definition at line 3496 of file mpegvideo_enc.c.

Referenced by encode_picture().

build_basis()

static void build_basis ( uint8_t *  perm )

static

Definition at line 4135 of file mpegvideo_enc.c.

Referenced by dct_quantize_refine().

ff_block_permute()

void ff_block_permute	(	int16_t *	block,
		uint8_t *	permutation,
		const uint8_t *	scantable,
		int	last
	)

Permute an 8x8 block according to permutation.

Parameters

block	the block which will be permuted according to the given permutation vector
permutation	the permutation vector
last	the last non zero coefficient in scantable order, used to speed the permutation up
scantable	the used scantable, this is only used to speed the permutation up, the block is not (inverse) permutated to scantable order!

Definition at line 4481 of file mpegvideo_enc.c.

Referenced by dnxhd_10bit_dct_quantize(), dnxhd_10bit_dct_quantize_444(), and ff_dct_quantize_c().

ff_dct_quantize_c()

int ff_dct_quantize_c	(	MpegEncContext *	s,
		int16_t *	block,
		int	n,
		int	qscale,
		int *	overflow
	)

Definition at line 4506 of file mpegvideo_enc.c.

Referenced by dnxhd_encode_init(), encode_mb_internal(), and ff_dct_encode_init().

Variable Documentation

default_mv_penalty

uint8_t default_mv_penalty[MAX_FCODE+1][MAX_DMV *2+1]

static

Definition at line 85 of file mpegvideo_enc.c.

Referenced by mpv_encode_defaults().

default_fcode_tab

uint8_t default_fcode_tab[MAX_MV *2+1]

static

Definition at line 86 of file mpegvideo_enc.c.

Referenced by mpv_encode_defaults(), and mpv_encode_init_static().

mpv_generic_options

const AVOption mpv_generic_options[]

static

Initial value:

= {
    FF_MPV_COMMON_OPTS
 
    FF_MPV_DEPRECATED_MPEG_QUANT_OPT
    FF_MPV_DEPRECATED_A53_CC_OPT
    FF_MPV_DEPRECATED_MATRIX_OPT
    FF_MPV_DEPRECATED_BFRAME_OPTS
 
    { NULL },
}

Definition at line 88 of file mpegvideo_enc.c.

ff_mpv_enc_class

const AVClass ff_mpv_enc_class

Initial value:

= {
    .class_name = "generic mpegvideo encoder",
    .item_name  = av_default_item_name,
    .option     = mpv_generic_options,
    .version    = LIBAVUTIL_VERSION_INT,
}

Definition at line 99 of file mpegvideo_enc.c.

basis

int16_t basis[64][64]

static

Definition at line 4133 of file mpegvideo_enc.c.

Referenced by add_8x8basis_c(), add_8x8basis_TMPL(), build_basis(), dct_quantize_refine(), ff_tx_gen_split_radix_parity_revtab(), ff_tx_init_float_x86(), parity_revtab_generator(), try_8x8basis_c(), and try_8x8basis_TMPL().

h263_options

const AVOption h263_options[]

static

Initial value:

= {
    { "obmc",         "use overlapped block motion compensation.", OFFSET(obmc), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
    { "mb_info",      "emit macroblock info for RFC 2190 packetization, the parameter value is the maximum payload size", OFFSET(mb_info), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE },
    FF_MPV_COMMON_OPTS
 
    FF_MPV_DEPRECATED_MPEG_QUANT_OPT
    FF_MPV_DEPRECATED_A53_CC_OPT
    FF_MPV_DEPRECATED_MATRIX_OPT
    FF_MPV_DEPRECATED_BFRAME_OPTS
 
    { NULL },
}

Definition at line 4591 of file mpegvideo_enc.c.

h263_class

const AVClass h263_class

static

Initial value:

= {
    .class_name = "H.263 encoder",
    .item_name  = av_default_item_name,
    .option     = h263_options,
    .version    = LIBAVUTIL_VERSION_INT,
}

Definition at line 4604 of file mpegvideo_enc.c.

ff_h263_encoder

const AVCodec ff_h263_encoder

Initial value:

= {
    .name           = "h263",
    .long_name      = NULL_IF_CONFIG_SMALL("H.263 / H.263-1996"),
    .type           = AVMEDIA_TYPE_VIDEO,
    .id             = AV_CODEC_ID_H263,
    .priv_data_size = sizeof(MpegEncContext),
    .init           = ff_mpv_encode_init,
    .encode2        = ff_mpv_encode_picture,
    .close          = ff_mpv_encode_end,
    .caps_internal  = FF_CODEC_CAP_INIT_THREADSAFE | FF_CODEC_CAP_INIT_CLEANUP,
    .pix_fmts= (const enum AVPixelFormat[]){AV_PIX_FMT_YUV420P, AV_PIX_FMT_NONE},
    .priv_class     = &h263_class,
}

Definition at line 4611 of file mpegvideo_enc.c.

h263p_options

const AVOption h263p_options[]

static

Initial value:

= {
    { "umv",        "Use unlimited motion vectors.",    OFFSET(umvplus),       AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
    { "aiv",        "Use alternative inter VLC.",       OFFSET(alt_inter_vlc), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
    { "obmc",       "use overlapped block motion compensation.", OFFSET(obmc), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
    { "structured_slices", "Write slice start position at every GOB header instead of just GOB number.", OFFSET(h263_slice_structured), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE},
    FF_MPV_COMMON_OPTS
 
    FF_MPV_DEPRECATED_MPEG_QUANT_OPT
    FF_MPV_DEPRECATED_A53_CC_OPT
    FF_MPV_DEPRECATED_MATRIX_OPT
    FF_MPV_DEPRECATED_BFRAME_OPTS
 
    { NULL },
}

Definition at line 4625 of file mpegvideo_enc.c.

h263p_class

const AVClass h263p_class

static

Initial value:

= {
    .class_name = "H.263p encoder",
    .item_name  = av_default_item_name,
    .option     = h263p_options,
    .version    = LIBAVUTIL_VERSION_INT,
}

Definition at line 4639 of file mpegvideo_enc.c.

ff_h263p_encoder

const AVCodec ff_h263p_encoder

Initial value:

= {
    .name           = "h263p",
    .long_name      = NULL_IF_CONFIG_SMALL("H.263+ / H.263-1998 / H.263 version 2"),
    .type           = AVMEDIA_TYPE_VIDEO,
    .id             = AV_CODEC_ID_H263P,
    .priv_data_size = sizeof(MpegEncContext),
    .init           = ff_mpv_encode_init,
    .encode2        = ff_mpv_encode_picture,
    .close          = ff_mpv_encode_end,
    .capabilities   = AV_CODEC_CAP_SLICE_THREADS,
    .caps_internal  = FF_CODEC_CAP_INIT_THREADSAFE | FF_CODEC_CAP_INIT_CLEANUP,
    .pix_fmts       = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV420P, AV_PIX_FMT_NONE },
    .priv_class     = &h263p_class,
}

Definition at line 4646 of file mpegvideo_enc.c.

ff_msmpeg4v2_encoder

const AVCodec ff_msmpeg4v2_encoder

Initial value:

= {
    .name           = "msmpeg4v2",
    .long_name      = NULL_IF_CONFIG_SMALL("MPEG-4 part 2 Microsoft variant version 2"),
    .type           = AVMEDIA_TYPE_VIDEO,
    .id             = AV_CODEC_ID_MSMPEG4V2,
    .priv_class     = &ff_mpv_enc_class,
    .priv_data_size = sizeof(MpegEncContext),
    .init           = ff_mpv_encode_init,
    .encode2        = ff_mpv_encode_picture,
    .close          = ff_mpv_encode_end,
    .caps_internal  = FF_CODEC_CAP_INIT_THREADSAFE | FF_CODEC_CAP_INIT_CLEANUP,
    .pix_fmts       = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV420P, AV_PIX_FMT_NONE },
}

Definition at line 4661 of file mpegvideo_enc.c.

ff_msmpeg4v3_encoder

const AVCodec ff_msmpeg4v3_encoder

Initial value:

= {
    .name           = "msmpeg4",
    .long_name      = NULL_IF_CONFIG_SMALL("MPEG-4 part 2 Microsoft variant version 3"),
    .type           = AVMEDIA_TYPE_VIDEO,
    .id             = AV_CODEC_ID_MSMPEG4V3,
    .priv_class     = &ff_mpv_enc_class,
    .priv_data_size = sizeof(MpegEncContext),
    .init           = ff_mpv_encode_init,
    .encode2        = ff_mpv_encode_picture,
    .close          = ff_mpv_encode_end,
    .caps_internal  = FF_CODEC_CAP_INIT_THREADSAFE | FF_CODEC_CAP_INIT_CLEANUP,
    .pix_fmts       = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV420P, AV_PIX_FMT_NONE },
}

Definition at line 4675 of file mpegvideo_enc.c.

ff_wmv1_encoder

const AVCodec ff_wmv1_encoder

Initial value:

= {
    .name           = "wmv1",
    .long_name      = NULL_IF_CONFIG_SMALL("Windows Media Video 7"),
    .type           = AVMEDIA_TYPE_VIDEO,
    .id             = AV_CODEC_ID_WMV1,
    .priv_class     = &ff_mpv_enc_class,
    .priv_data_size = sizeof(MpegEncContext),
    .init           = ff_mpv_encode_init,
    .encode2        = ff_mpv_encode_picture,
    .close          = ff_mpv_encode_end,
    .caps_internal  = FF_CODEC_CAP_INIT_THREADSAFE | FF_CODEC_CAP_INIT_CLEANUP,
    .pix_fmts       = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV420P, AV_PIX_FMT_NONE },
}

Definition at line 4689 of file mpegvideo_enc.c.