1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
|
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
* libdv_wrapper.h
*
* Mon Apr 10 11:20:18 CEST 2006
* Copyright 2006 Bent Bisballe Nyeng
* deva@aasimon.org
****************************************************************************/
/*
* This file is part of MIaV.
*
* MIaV is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* MIaV is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with MIaV; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#ifndef __MIAV_LIBDV_WRAPPER_H__
#define __MIAV_LIBDV_WRAPPER_H__
// Use libdv
#include <libdv/dv.h>
#include <libdv/dv_types.h>
namespace DV {
/*
#define DV_QUALITY_COLOR 1 // Clear this bit to make monochrome
#define DV_QUALITY_AC_MASK (0x3 << 1)
#define DV_QUALITY_DC (0x0 << 1)
#define DV_QUALITY_AC_1 (0x1 << 1)
#define DV_QUALITY_AC_2 (0x2 << 1)
#define DV_QUALITY_BEST (DV_QUALITY_COLOR | DV_QUALITY_AC_2)
#define DV_QUALITY_FASTEST 0 // Monochrome, DC coeffs only
*/
typedef enum {
ColorBest = DV_QUALITY_COLOR | DV_QUALITY_AC_MASK | DV_QUALITY_AC_2,
ColorGood = DV_QUALITY_COLOR | DV_QUALITY_AC_MASK | DV_QUALITY_AC_1,
ColorBad = DV_QUALITY_COLOR | DV_QUALITY_AC_MASK | DV_QUALITY_DC,
MonocromeBest = DV_QUALITY_AC_MASK | DV_QUALITY_AC_2,
MonocromeGood = DV_QUALITY_AC_MASK | DV_QUALITY_AC_1,
MonocromeBad = DV_QUALITY_AC_MASK | DV_QUALITY_DC
} Quality;
/*
typedef enum system_e {
e_dv_system_none = 0,
e_dv_system_525_60, // NTSC
e_dv_system_625_50, // PAL
} dv_system_t;
*/
typedef enum {
//None = e_dv_system_none,
NTSC = e_dv_system_525_60,
PAL = e_dv_system_625_50
} System;
/*
typedef enum sample_e {
e_dv_sample_none = 0,
e_dv_sample_411,
e_dv_sample_420,
e_dv_sample_422,
} dv_sample_t;
*/
typedef enum {
//None = e_dv_sample_none,
YUV_411 = e_dv_sample_411,
YUV_420 = e_dv_sample_420,
YUV_422 = e_dv_sample_422
} Sampling;
};
class LibDVWrapper {
public:
LibDVWrapper(DV::Quality quality = DV::ColorBest,
DV::System system = DV::PAL,
DV::Sampling sampling = DV::YUV_422);
~LibDVWrapper();
void setQuality(DV::Quality quality);
void setSystem(DV::System system);
void setSampling(DV::Sampling sampling);
void setOutputBuffer(char *output);
void decode(char *input);
private:
int width, height;
int pitches[3];
unsigned char* yuv[3];
dv_decoder_t *decoder;
};
#endif/*__MIAV_LIBDV_WRAPPER_H__*/
|
