xine-lib 1.2.11
Data Structures | Macros | Typedefs | Enumerations | Functions | Variables
ff_dvdata.h File Reference

Go to the source code of this file.

Data Structures

struct  AVRational
 
struct  DVprofile
 

Macros

#define NB_DV_VLC   409
 
#define DV_PROFILE_BYTES   (6*80) /* 6 DIF blocks */
 
#define DV_MAX_FRAME_SIZE   288000
 

Typedefs

typedef struct DVprofile DVprofile
 

Enumerations

enum  PixelFormat { PIX_FMT_YUV420P = 0 , PIX_FMT_YUV422P = 4 , PIX_FMT_YUV411P = 7 }
 
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

static const DVprofiledv_frame_profile (uint8_t *frame)
 
static int dv_write_dif_id (enum dv_section_type t, uint8_t chan_num, uint8_t seq_num, uint8_t dif_num, uint8_t *buf)
 
static int dv_write_ssyb_id (uint8_t syb_num, uint8_t fr, uint8_t *buf)
 

Variables

static const uint16_t dv_vlc_bits [409]
 
static const uint8_t dv_vlc_len [409]
 
static const uint8_t dv_vlc_run [409]
 
static const uint8_t dv_vlc_level [409]
 
static const uint8_t dv_88_areas [64]
 
static const uint8_t dv_248_areas [64]
 
static const uint8_t dv_quant_shifts [22][4]
 
static const uint8_t dv_quant_offset [4] = { 6, 3, 0, 1 }
 
static const uint16_t dv_place_420 [1620]
 
static const uint16_t dv_place_411P [1620]
 
static const uint16_t dv_place_411 [1350]
 
static const uint16_t dv_place_422_525 [2 *10 *27 *5]
 
static const uint16_t dv_place_422_625 [2 *12 *27 *5]
 
static const int dv_weight_bits = 18
 
static const int dv_weight_88 [64]
 
static const int dv_weight_248 [64]
 
static const int dv_iweight_bits = 14
 
static const int dv_iweight_88 [64]
 
static const int dv_iweight_248 [64]
 
static const uint8_t dv_audio_shuffle525 [10][9]
 
static const uint8_t dv_audio_shuffle625 [12][9]
 
static const int dv_audio_frequency [3]
 
static const DVprofile dv_profiles []
 

Macro Definition Documentation

◆ DV_MAX_FRAME_SIZE

#define DV_MAX_FRAME_SIZE   288000

◆ DV_PROFILE_BYTES

#define DV_PROFILE_BYTES   (6*80) /* 6 DIF blocks */

◆ NB_DV_VLC

#define NB_DV_VLC   409

Typedef Documentation

◆ DVprofile

typedef struct DVprofile DVprofile

Enumeration Type Documentation

◆ 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 

◆ dv_section_type

Enumerator
dv_sect_header 
dv_sect_subcode 
dv_sect_vaux 
dv_sect_audio 
dv_sect_video 

◆ PixelFormat

Enumerator
PIX_FMT_YUV420P 
PIX_FMT_YUV422P 
PIX_FMT_YUV411P 

Function Documentation

◆ dv_frame_profile()

static const DVprofile * dv_frame_profile ( uint8_t *  frame)
inlinestatic

◆ dv_write_dif_id()

static int dv_write_dif_id ( enum dv_section_type  t,
uint8_t  chan_num,
uint8_t  seq_num,
uint8_t  dif_num,
uint8_t *  buf 
)
inlinestatic

◆ dv_write_ssyb_id()

static int dv_write_ssyb_id ( uint8_t  syb_num,
uint8_t  fr,
uint8_t *  buf 
)
inlinestatic

Variable Documentation

◆ dv_248_areas

const uint8_t dv_248_areas[64]
static
Initial value:
= {
0,0,1,1,1,2,2,3,
0,0,1,1,2,2,2,3,
0,1,1,2,2,2,3,3,
0,1,1,2,2,2,3,3,
1,1,2,2,2,3,3,3,
1,1,2,2,2,3,3,3,
1,2,2,2,3,3,3,3,
1,2,2,3,3,3,3,3,
}

◆ dv_88_areas

const uint8_t dv_88_areas[64]
static
Initial value:
= {
0,0,0,1,1,1,2,2,
0,0,1,1,1,2,2,2,
0,1,1,1,2,2,2,3,
1,1,1,2,2,2,3,3,
1,1,2,2,2,3,3,3,
1,2,2,2,3,3,3,3,
2,2,2,3,3,3,3,3,
2,2,3,3,3,3,3,3,
}

◆ dv_audio_frequency

const int dv_audio_frequency[3]
static
Initial value:
= {
48000, 44100, 32000,
}

◆ dv_audio_shuffle525

const uint8_t dv_audio_shuffle525[10][9]
static
Initial value:
= {
{ 0, 30, 60, 20, 50, 80, 10, 40, 70 },
{ 6, 36, 66, 26, 56, 86, 16, 46, 76 },
{ 12, 42, 72, 2, 32, 62, 22, 52, 82 },
{ 18, 48, 78, 8, 38, 68, 28, 58, 88 },
{ 24, 54, 84, 14, 44, 74, 4, 34, 64 },
{ 1, 31, 61, 21, 51, 81, 11, 41, 71 },
{ 7, 37, 67, 27, 57, 87, 17, 47, 77 },
{ 13, 43, 73, 3, 33, 63, 23, 53, 83 },
{ 19, 49, 79, 9, 39, 69, 29, 59, 89 },
{ 25, 55, 85, 15, 45, 75, 5, 35, 65 },
}

◆ dv_audio_shuffle625

const uint8_t dv_audio_shuffle625[12][9]
static
Initial value:
= {
{ 0, 36, 72, 26, 62, 98, 16, 52, 88},
{ 6, 42, 78, 32, 68, 104, 22, 58, 94},
{ 12, 48, 84, 2, 38, 74, 28, 64, 100},
{ 18, 54, 90, 8, 44, 80, 34, 70, 106},
{ 24, 60, 96, 14, 50, 86, 4, 40, 76},
{ 30, 66, 102, 20, 56, 92, 10, 46, 82},
{ 1, 37, 73, 27, 63, 99, 17, 53, 89},
{ 7, 43, 79, 33, 69, 105, 23, 59, 95},
{ 13, 49, 85, 3, 39, 75, 29, 65, 101},
{ 19, 55, 91, 9, 45, 81, 35, 71, 107},
{ 25, 61, 97, 15, 51, 87, 5, 41, 77},
{ 31, 67, 103, 21, 57, 93, 11, 47, 83},
}

◆ dv_iweight_248

const int dv_iweight_248[64]
static
Initial value:
= {
32768, 17735, 16710, 18079, 18725, 21400, 17735, 19196,
19108, 21845, 16384, 17735, 18725, 21400, 16710, 18079,
20262, 23173, 18197, 19692, 18725, 20262, 20815, 23764,
17735, 19196, 19108, 21845, 20262, 23173, 18197, 19692,
21400, 24457, 19284, 20867, 21400, 23173, 22017, 25191,
18725, 20262, 20815, 23764, 21400, 24457, 19284, 20867,
24457, 27962, 22733, 24600, 25971, 29642, 21400, 23173,
22017, 25191, 24457, 27962, 22733, 24600, 25971, 29642,
}

◆ dv_iweight_88

const int dv_iweight_88[64]
static
Initial value:
= {
32768, 16710, 16710, 17735, 17015, 17735, 18197, 18079,
18079, 18197, 18725, 18559, 19196, 18559, 18725, 19284,
19108, 19692, 19692, 19108, 19284, 21400, 19645, 20262,
20214, 20262, 19645, 21400, 22733, 21845, 20867, 20815,
20815, 20867, 21845, 22733, 23173, 23173, 21400, 21400,
21400, 23173, 23173, 24600, 23764, 22017, 22017, 23764,
24600, 25267, 24457, 22672, 24457, 25267, 25971, 25191,
25191, 25971, 26715, 27962, 26715, 29642, 29642, 31536,
}

◆ dv_iweight_bits

const int dv_iweight_bits = 14
static

◆ dv_place_411

const uint16_t dv_place_411[1350]
static

◆ dv_place_411P

const uint16_t dv_place_411P[1620]
static

◆ dv_place_420

const uint16_t dv_place_420[1620]
static

◆ dv_place_422_525

const uint16_t dv_place_422_525[2 *10 *27 *5]
static

◆ dv_place_422_625

const uint16_t dv_place_422_625[2 *12 *27 *5]
static

◆ dv_profiles

const DVprofile dv_profiles[]
static

Referenced by dv_frame_profile().

◆ dv_quant_offset

const uint8_t dv_quant_offset[4] = { 6, 3, 0, 1 }
static

◆ dv_quant_shifts

const uint8_t dv_quant_shifts[22][4]
static
Initial value:
= {
{ 3,3,4,4 },
{ 3,3,4,4 },
{ 2,3,3,4 },
{ 2,3,3,4 },
{ 2,2,3,3 },
{ 2,2,3,3 },
{ 1,2,2,3 },
{ 1,2,2,3 },
{ 1,1,2,2 },
{ 1,1,2,2 },
{ 0,1,1,2 },
{ 0,1,1,2 },
{ 0,0,1,1 },
{ 0,0,1,1 },
{ 0,0,0,1 },
{ 0,0,0,0 },
{ 0,0,0,0 },
{ 0,0,0,0 },
{ 0,0,0,0 },
{ 0,0,0,0 },
{ 0,0,0,0 },
{ 0,0,0,0 },
}

◆ dv_vlc_bits

const uint16_t dv_vlc_bits[409]
static

◆ dv_vlc_len

const uint8_t dv_vlc_len[409]
static

◆ dv_vlc_level

const uint8_t dv_vlc_level[409]
static

◆ dv_vlc_run

const uint8_t dv_vlc_run[409]
static

◆ dv_weight_248

const int dv_weight_248[64]
static
Initial value:
= {
131072, 242189, 257107, 237536, 229376, 200636, 242189, 223754,
224969, 196781, 262144, 242189, 229376, 200636, 257107, 237536,
211916, 185364, 235923, 217965, 229376, 211916, 206433, 180568,
242189, 223754, 224969, 196781, 211916, 185364, 235923, 217965,
200704, 175557, 222935, 205965, 200636, 185364, 195068, 170627,
229376, 211916, 206433, 180568, 200704, 175557, 222935, 205965,
175557, 153560, 188995, 174609, 165371, 144651, 200636, 185364,
195068, 170627, 175557, 153560, 188995, 174609, 165371, 144651,
}

◆ dv_weight_88

const int dv_weight_88[64]
static
Initial value:
= {
131072, 257107, 257107, 242189, 252167, 242189, 235923, 237536,
237536, 235923, 229376, 231390, 223754, 231390, 229376, 222935,
224969, 217965, 217965, 224969, 222935, 200636, 218652, 211916,
212325, 211916, 218652, 200636, 188995, 196781, 205965, 206433,
206433, 205965, 196781, 188995, 185364, 185364, 200636, 200704,
200636, 185364, 185364, 174609, 180568, 195068, 195068, 180568,
174609, 170091, 175557, 189591, 175557, 170091, 165371, 170627,
170627, 165371, 160727, 153560, 160727, 144651, 144651, 136258,
}

◆ dv_weight_bits

const int dv_weight_bits = 18
static