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
|
/*****************************************************************************
* dr_08.h
* (c)2001-2002 VideoLAN
* $Id: dr_08.h 88 2004-02-24 14:31:18Z sam $
*
* Authors: Arnaud de Bossoreille de Ribou <bozo@via.ecp.fr>
*
* This program 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.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*****************************************************************************/
/*!
* \file <dr_08.h>
* \author Arnaud de Bossoreille de Ribou <bozo@via.ecp.fr>
* \brief Application interface for the MPEG 2 "video window"
* descriptor decoder and generator.
*
* Application interface for the MPEG 2 "video window" descriptor
* decoder and generator. This descriptor's definition can be found in
* ISO/IEC 13818-1 section 2.6.14.
*/
#ifndef _DVBPSI_DR_08_H_
#define _DVBPSI_DR_08_H_
#ifdef __cplusplus
extern "C" {
#endif
/*****************************************************************************
* dvbpsi_vwindow_dr_t
*****************************************************************************/
/*!
* \struct dvbpsi_vwindow_dr_s
* \brief "video window" descriptor structure.
*
* This structure is used to store a decoded "video window"
* descriptor. (ISO/IEC 13818-1 section 2.6.14).
*/
/*!
* \typedef struct dvbpsi_vwindow_dr_s dvbpsi_vwindow_dr_t
* \brief dvbpsi_vwindow_dr_t type definition.
*/
typedef struct dvbpsi_vwindow_dr_s
{
uint16_t i_horizontal_offset; /*!< horizontal_offset */
uint16_t i_vertical_offset; /*!< vertical_offset */
uint8_t i_window_priority; /*!< window_priority */
} dvbpsi_vwindow_dr_t;
/*****************************************************************************
* dvbpsi_DecodeVWindowDr
*****************************************************************************/
/*!
* \fn dvbpsi_vwindow_dr_t * dvbpsi_DecodeVWindowDr(
dvbpsi_descriptor_t * p_descriptor)
* \brief "video window" descriptor decoder.
* \param p_descriptor pointer to the descriptor structure
* \return a pointer to a new "video window" descriptor structure which
* contains the decoded data.
*/
dvbpsi_vwindow_dr_t* dvbpsi_DecodeVWindowDr(dvbpsi_descriptor_t * p_descriptor);
/*****************************************************************************
* dvbpsi_GenVWindowDr
*****************************************************************************/
/*!
* \fn dvbpsi_descriptor_t * dvbpsi_GenVWindowDr(
dvbpsi_vwindow_dr_t * p_decoded, int b_duplicate)
* \brief "video window" descriptor generator.
* \param p_decoded pointer to a decoded "video window" descriptor structure
* \param b_duplicate if non zero then duplicate the p_decoded structure into
* the descriptor
* \return a pointer to a new descriptor structure which contains encoded data.
*/
dvbpsi_descriptor_t * dvbpsi_GenVWindowDr(dvbpsi_vwindow_dr_t * p_decoded,
int b_duplicate);
#ifdef __cplusplus
};
#endif
#endif
|
