dv.h File Reference

Constants for DV codec. More...

Go to the source code of this file.

Macros
#define	DV_PROFILE_IS_HD(p)
#define	DV_PROFILE_IS_1080i50(p)
#define	DV_PROFILE_IS_1080i60(p)
#define	DV_PROFILE_IS_720p50(p)
#define	DV_MAX_FRAME_SIZE   576000
	largest possible DV frame, in bytes (1080i50)
#define	DV_TIMESCALE_VIDEO   60000
#define	DV_TIMESCALE_AUDIO   14112000
#define	DV_MAX_BPM   8
	maximum number of blocks per macroblock in any DV format

Enumerations
enum	DVSectionType {   DV_SECT_HEADER = 0x1f , DV_SECT_SUBCODE = 0x3f , DV_SECT_VAUX = 0x56 , DV_SECT_AUDIO = 0x76 ,   DV_SECT_VIDEO = 0x96 }
enum	DVPackType {   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 }

Detailed Description

Constants for DV codec.

Definition in file dv.h.

Macro Definition Documentation

DV_PROFILE_IS_HD

#define DV_PROFILE_IS_HD

(

p

)

Value:

((p)->video_stype & 0x10)

Definition at line 53 of file dv.h.

Referenced by dv_decode_video_segment(), dv_encode_video_segment(), dv_init_enc_block(), dv_init_weight_tables(), dv_write_pack(), and dv_write_pack().

DV_PROFILE_IS_1080i50

#define DV_PROFILE_IS_1080i50

(

p

)

Value:

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

Definition at line 54 of file dv.h.

Referenced by dv_work_pool_size(), and ff_dv_init_dynamic_tables().

DV_PROFILE_IS_1080i60

#define DV_PROFILE_IS_1080i60

(

p

)

Value:

(((p)->video_stype == 0x14) && ((p)->dsf == 0))

Definition at line 55 of file dv.h.

DV_PROFILE_IS_720p50

#define DV_PROFILE_IS_720p50

(

p

)

Value:

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

Definition at line 56 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 61 of file dv.h.

DV_TIMESCALE_VIDEO

#define DV_TIMESCALE_VIDEO   60000

Definition at line 64 of file dv.h.

DV_TIMESCALE_AUDIO

#define DV_TIMESCALE_AUDIO   14112000

Definition at line 67 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 72 of file dv.h.

Referenced by dv_decode_video_segment(), and dv_encode_video_segment().

Enumeration Type Documentation

DVSectionType

enum DVSectionType

Enumerator
DV_SECT_HEADER
DV_SECT_SUBCODE
DV_SECT_VAUX
DV_SECT_AUDIO
DV_SECT_VIDEO

Definition at line 30 of file dv.h.

DVPackType

enum DVPackType

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 38 of file dv.h.