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videolan
bitstream
Commits
35c5b605
Commit
35c5b605
authored
Oct 10, 2011
by
Georgi Chorbadzhiyski
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mpeg/psi: Add support for descriptor 0x04 (Hierarchy descriptor).
parent
e8b19f73
Changes
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3 changed files
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143 additions
and
0 deletions
+143
-0
mpeg/psi/desc_04.h
mpeg/psi/desc_04.h
+141
-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_04.h
0 → 100644
View file @
35c5b605
/*****************************************************************************
* desc_04.h: ISO/IEC 13818-1 Descriptor 0x04 (Hierarchy descriptor)
*****************************************************************************
* 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_04_H__
#define __BITSTREAM_MPEG_DESC_04_H__
#include <bitstream/common.h>
#include <bitstream/mpeg/psi/descriptors.h>
#ifdef __cplusplus
extern
"C"
{
#endif
/*****************************************************************************
* Descriptor 0x04: Hierarchy descriptor
*****************************************************************************/
#define DESC04_HEADER_SIZE (DESC_HEADER_SIZE + 4)
static
inline
void
desc04_init
(
uint8_t
*
p_desc
)
{
desc_set_tag
(
p_desc
,
0x04
);
desc_set_length
(
p_desc
,
DESC04_HEADER_SIZE
-
DESC_HEADER_SIZE
);
}
static
inline
uint8_t
desc04_get_type
(
const
uint8_t
*
p_desc
)
{
return
p_desc
[
2
]
&
0x0f
;
}
static
inline
void
desc04_set_type
(
uint8_t
*
p_desc
,
uint8_t
i_type
)
{
p_desc
[
2
]
=
(
i_type
&
0x0f
)
|
0xf0
;
}
static
inline
uint8_t
desc04_get_layer_index
(
const
uint8_t
*
p_desc
)
{
return
p_desc
[
3
]
&
0x3f
;
}
static
inline
void
desc04_set_layer_index
(
uint8_t
*
p_desc
,
uint8_t
i_layer_index
)
{
p_desc
[
3
]
=
i_layer_index
|
0xc0
;
}
static
inline
uint8_t
desc04_get_embedded_layer_index
(
const
uint8_t
*
p_desc
)
{
return
p_desc
[
4
]
&
0x3f
;
}
static
inline
void
desc04_set_embedded_layer_index
(
uint8_t
*
p_desc
,
uint8_t
i_embedded_layer_index
)
{
p_desc
[
4
]
=
i_embedded_layer_index
|
0xc0
;
}
static
inline
uint8_t
desc04_get_channel
(
const
uint8_t
*
p_desc
)
{
return
p_desc
[
5
]
&
0x3f
;
}
static
inline
void
desc04_set_channel
(
uint8_t
*
p_desc
,
uint8_t
i_channel
)
{
p_desc
[
5
]
=
i_channel
|
0xc0
;
}
static
inline
char
*
desc04_get_type_txt
(
uint8_t
i_type
)
{
return
i_type
==
0
?
"reserved"
:
i_type
==
1
?
"ITU-T Rec.H.262.0 | ISO/IEC 13818-2 Spatial Scalability"
:
i_type
==
2
?
"ITU-T Rec.H.262.0 | ISO/IEC 13818-2 SNR Scalability"
:
i_type
==
3
?
"ITU-T Rec.H.262.0 | ISO/IEC 13818-2 Temporal Scalability"
:
i_type
==
4
?
"ITU-T Rec.H.262.0 | ISO/IEC 13818-2 Data paritioning"
:
i_type
==
5
?
"ISO/IEC 13818-3 Extension bitstream"
:
i_type
==
6
?
"ITU-T Rec.H.222.0 | ISO/IEC 13818-1 PrivateStream"
:
i_type
>=
7
&&
i_type
<=
14
?
"reserved"
:
i_type
==
15
?
"base layer"
:
"unknown"
;
}
static
inline
bool
desc04_validate
(
const
uint8_t
*
p_desc
)
{
return
desc_get_length
(
p_desc
)
>=
DESC04_HEADER_SIZE
-
DESC_HEADER_SIZE
;
}
static
inline
void
desc04_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
,
"<HIERARCHY_DESC type=
\"
%u
\"
type_txt=
\"
%s
\"
layer_index=
\"
%u
\"
embedded_layer_index=
\"
%u
\"
channel=
\"
%u
\"
/>"
,
desc04_get_type
(
p_desc
),
desc04_get_type_txt
(
desc04_get_type
(
p_desc
)),
desc04_get_layer_index
(
p_desc
),
desc04_get_embedded_layer_index
(
p_desc
),
desc04_get_channel
(
p_desc
)
);
break
;
default:
pf_print
(
opaque
,
" - desc 04 hierarchy type=%u type_txt=
\"
%s
\"
layer_index=%u embedded_layer_index=%u channel=%u"
,
desc04_get_type
(
p_desc
),
desc04_get_type_txt
(
desc04_get_type
(
p_desc
)),
desc04_get_layer_index
(
p_desc
),
desc04_get_embedded_layer_index
(
p_desc
),
desc04_get_channel
(
p_desc
)
);
}
}
#ifdef __cplusplus
}
#endif
#endif
mpeg/psi/descs_list.h
View file @
35c5b605
...
@@ -36,6 +36,7 @@
...
@@ -36,6 +36,7 @@
#include <bitstream/mpeg/psi/desc_02.h>
#include <bitstream/mpeg/psi/desc_02.h>
#include <bitstream/mpeg/psi/desc_03.h>
#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_05.h>
#include <bitstream/mpeg/psi/desc_09.h>
#include <bitstream/mpeg/psi/desc_09.h>
#include <bitstream/mpeg/psi/desc_0a.h>
#include <bitstream/mpeg/psi/desc_0a.h>
...
...
mpeg/psi/descs_print.h
View file @
35c5b605
...
@@ -102,6 +102,7 @@ static inline void descl_print(uint8_t *p_descl, uint16_t i_length,
...
@@ -102,6 +102,7 @@ static inline void descl_print(uint8_t *p_descl, uint16_t i_length,
CASE_DESC
(
02
)
CASE_DESC
(
02
)
CASE_DESC
(
03
)
CASE_DESC
(
03
)
CASE_DESC
(
04
)
CASE_DESC
(
05
)
CASE_DESC
(
05
)
CASE_DESC
(
09
)
CASE_DESC
(
09
)
CASE_DESC
(
0
a
)
CASE_DESC
(
0
a
)
...
...
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