Constants for DV codec. More...

#include "avcodec.h"
#include "dv_profile.h"
#include "me_cmp.h"
#include "vlc.h"

Data Structures
struct	DVwork_chunk

struct	DVVideoContext

Macros
#define	DV_PROFILE_IS_HD(p) ((p)->video_stype & 0x10)

#define	DV_PROFILE_IS_1080i50(p) (((p)->video_stype == 0x14) && ((p)->dsf == 1))

#define	DV_PROFILE_IS_720p50(p) (((p)->video_stype == 0x18) && ((p)->dsf == 1))

#define	DV_MAX_FRAME_SIZE 576000
	largest possible DV frame, in bytes (1080i50) More...

#define	DV_MAX_BPM 8
	maximum number of blocks per macroblock in any DV format More...

#define	TEX_VLC_BITS 10

Enumerations
enum	dv_section_type { dv_sect_header = 0x1f, dv_sect_subcode = 0x3f, dv_sect_vaux = 0x56, dv_sect_audio = 0x76, dv_sect_video = 0x96 }

enum	dv_pack_type { dv_header525 = 0x3f, dv_header625 = 0xbf, dv_timecode = 0x13, dv_audio_source = 0x50, dv_audio_control = 0x51, dv_audio_recdate = 0x52, dv_audio_rectime = 0x53, dv_video_source = 0x60, dv_video_control = 0x61, dv_video_recdate = 0x62, dv_video_rectime = 0x63, dv_unknown_pack = 0xff }

Functions
int	ff_dv_init_dynamic_tables (DVVideoContext s, const AVDVProfile d)

int	ff_dvvideo_init (AVCodecContext *avctx)

static int	dv_work_pool_size (const AVDVProfile *d)

static void	dv_calculate_mb_xy (DVVideoContext s, DVwork_chunk work_chunk, int m, int mb_x, int mb_y)

Variables
RL_VLC_ELEM	ff_dv_rl_vlc [1664]

Detailed Description

Constants for DV codec.

Definition in file dv.h.

Macro Definition Documentation

◆ DV_PROFILE_IS_HD

#define DV_PROFILE_IS_HD ( p ) ((p)->video_stype & 0x10)

Definition at line 82 of file dv.h.

Referenced by dv_decode_video_segment(), and dv_init_weight_tables().

◆ DV_PROFILE_IS_1080i50

#define DV_PROFILE_IS_1080i50 ( p ) (((p)->video_stype == 0x14) && ((p)->dsf == 1))

Definition at line 83 of file dv.h.

Referenced by dv_work_pool_size(), and ff_dv_init_dynamic_tables().

◆ DV_PROFILE_IS_720p50

#define DV_PROFILE_IS_720p50 ( p ) (((p)->video_stype == 0x18) && ((p)->dsf == 1))

Definition at line 84 of file dv.h.

Referenced by dv_work_pool_size(), and ff_dv_init_dynamic_tables().

◆ DV_MAX_FRAME_SIZE

#define DV_MAX_FRAME_SIZE 576000

largest possible DV frame, in bytes (1080i50)

Definition at line 89 of file dv.h.

◆ DV_MAX_BPM

#define DV_MAX_BPM 8

maximum number of blocks per macroblock in any DV format

Definition at line 94 of file dv.h.

Referenced by dv_decode_video_segment(), and dv_encode_video_segment().

◆ TEX_VLC_BITS

#define TEX_VLC_BITS 10

Definition at line 96 of file dv.h.

Referenced by decode_block_intra(), decode_dct_block(), dv_decode_ac(), ff_dvvideo_init(), ff_init_2d_vlc_rl(), ff_mpeg1_decode_block_intra(), h263_decode_block(), mdec_decode_block_intra(), mpeg1_decode_block_inter(), mpeg1_fast_decode_block_inter(), mpeg2_decode_block_intra(), mpeg2_decode_block_non_intra(), mpeg2_fast_decode_block_intra(), mpeg2_fast_decode_block_non_intra(), and mpeg4_decode_block().

Enumeration Type Documentation

◆ dv_section_type

enum dv_section_type

Enumerator
dv_sect_header
dv_sect_subcode
dv_sect_vaux
dv_sect_audio
dv_sect_video

Definition at line 59 of file dv.h.

◆ dv_pack_type

enum dv_pack_type

Enumerator
dv_header525
dv_header625
dv_timecode
dv_audio_source
dv_audio_control
dv_audio_recdate
dv_audio_rectime
dv_video_source
dv_video_control
dv_video_recdate
dv_video_rectime
dv_unknown_pack

Definition at line 67 of file dv.h.

Function Documentation

◆ ff_dv_init_dynamic_tables()

int ff_dv_init_dynamic_tables	(	DVVideoContext *	s,
		const AVDVProfile *	d
	)

Definition at line 175 of file dv.c.

Referenced by dvvideo_decode_frame(), and dvvideo_encode_init().

◆ ff_dvvideo_init()

int ff_dvvideo_init ( AVCodecContext * avctx )

Definition at line 198 of file dv.c.

Referenced by dvvideo_decode_init(), and dvvideo_encode_init().

◆ dv_work_pool_size()

static int dv_work_pool_size ( const AVDVProfile * d )

inlinestatic

Definition at line 104 of file dv.h.

Referenced by dvvideo_decode_frame(), and dvvideo_encode_frame().

◆ dv_calculate_mb_xy()

static void dv_calculate_mb_xy	(	DVVideoContext *	s,
		DVwork_chunk *	work_chunk,
		int	m,
		int *	mb_x,
		int *	mb_y
	)

inlinestatic

Definition at line 114 of file dv.h.

Referenced by dv_decode_video_segment(), and dv_encode_video_segment().

Variable Documentation

◆ ff_dv_rl_vlc

RL_VLC_ELEM ff_dv_rl_vlc[1664]

Definition at line 52 of file dv.c.

Referenced by dv_decode_ac().

Data Structures

Macros

Enumerations

Functions

Variables