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VideoLAN
bitstream
Commits
ea1c2a2e
Commit
ea1c2a2e
authored
Oct 10, 2011
by
Georgi Chorbadzhiyski
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mpeg/psi: Add support for descriptor 0x06 (Data stream alignment).
parent
35c5b605
Changes
3
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3 changed files
with
101 additions
and
0 deletions
+101
-0
mpeg/psi/desc_06.h
mpeg/psi/desc_06.h
+99
-0
mpeg/psi/descs_list.h
mpeg/psi/descs_list.h
+1
-0
mpeg/psi/descs_print.h
mpeg/psi/descs_print.h
+1
-0
No files found.
mpeg/psi/desc_06.h
0 → 100644
View file @
ea1c2a2e
/*****************************************************************************
* desc_06.h: ISO/IEC 13818-1 Descriptor 0x06 (Data stream alignment)
*****************************************************************************
* Copyright (C) 2011 Unix Solutions Ltd.
*
* Authors: Georgi Chorbadzhiyski <georgi@unixsol.org>
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject
* to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*****************************************************************************/
/*
* Normative references:
* - ISO/IEC 13818-1:2007(E) (MPEG-2 Systems)
*/
#ifndef __BITSTREAM_MPEG_DESC_06_H__
#define __BITSTREAM_MPEG_DESC_06_H__
#include <bitstream/common.h>
#include <bitstream/mpeg/psi/descriptors.h>
#ifdef __cplusplus
extern
"C"
{
#endif
/*****************************************************************************
* Descriptor 0x06: Data stream alignment descriptor
*****************************************************************************/
#define DESC06_HEADER_SIZE (DESC_HEADER_SIZE + 1)
static
inline
void
desc06_init
(
uint8_t
*
p_desc
)
{
desc_set_tag
(
p_desc
,
0x06
);
desc_set_length
(
p_desc
,
DESC06_HEADER_SIZE
-
DESC_HEADER_SIZE
);
}
static
inline
void
desc06_set_alignment
(
uint8_t
*
p_desc
,
uint8_t
alignment
)
{
p_desc
[
2
]
=
alignment
;
}
static
inline
uint8_t
desc06_get_alignment
(
const
uint8_t
*
p_desc
)
{
return
p_desc
[
2
];
}
static
inline
const
char
*
desc06_get_alignment_txt
(
uint8_t
alignment
)
{
return
alignment
==
0x00
?
"Reserved"
:
alignment
==
0x01
?
"Slice, or video access unit or syncword"
:
alignment
==
0x02
?
"Video access unit"
:
alignment
==
0x03
?
"GOP, or SEQ"
:
alignment
==
0x04
?
"SEQ"
:
"Reserved"
;
}
static
inline
bool
desc06_validate
(
const
uint8_t
*
p_desc
)
{
return
desc_get_length
(
p_desc
)
>=
DESC06_HEADER_SIZE
-
DESC_HEADER_SIZE
;
}
static
inline
void
desc06_print
(
const
uint8_t
*
p_desc
,
f_print
pf_print
,
void
*
opaque
,
print_type_t
i_print_type
)
{
switch
(
i_print_type
)
{
case
PRINT_XML
:
pf_print
(
opaque
,
"<DATA_STREAM_ALIGNMENT_DESC alignment=
\"
%u
\"
alignment_txt=
\"
%s
\"
/>"
,
desc06_get_alignment
(
p_desc
),
desc06_get_alignment_txt
(
desc06_get_alignment
(
p_desc
)));
break
;
default:
pf_print
(
opaque
,
" - desc 06 data_stream_alignment alignment=%u alignment_txt=
\"
%s
\"
"
,
desc06_get_alignment
(
p_desc
),
desc06_get_alignment_txt
(
desc06_get_alignment
(
p_desc
)));
}
}
#ifdef __cplusplus
}
#endif
#endif
mpeg/psi/descs_list.h
View file @
ea1c2a2e
...
...
@@ -38,6 +38,7 @@
#include <bitstream/mpeg/psi/desc_03.h>
#include <bitstream/mpeg/psi/desc_04.h>
#include <bitstream/mpeg/psi/desc_05.h>
#include <bitstream/mpeg/psi/desc_06.h>
#include <bitstream/mpeg/psi/desc_09.h>
#include <bitstream/mpeg/psi/desc_0a.h>
...
...
mpeg/psi/descs_print.h
View file @
ea1c2a2e
...
...
@@ -104,6 +104,7 @@ static inline void descl_print(uint8_t *p_descl, uint16_t i_length,
CASE_DESC
(
03
)
CASE_DESC
(
04
)
CASE_DESC
(
05
)
CASE_DESC
(
06
)
CASE_DESC
(
09
)
CASE_DESC
(
0
a
)
CASE_DESC_ICONV
(
40
)
...
...
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