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bitstream
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3d089c61
Commit
3d089c61
authored
Oct 10, 2011
by
Georgi Chorbadzhiyski
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mpeg/psi: Add support for descriptor 0x02 (Video stream).
parent
2792fb92
Changes
3
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3 changed files
with
256 additions
and
0 deletions
+256
-0
mpeg/psi/desc_02.h
mpeg/psi/desc_02.h
+254
-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_02.h
0 → 100644
View file @
3d089c61
/*****************************************************************************
* desc_02.h: ISO/IEC 13818-1 Descriptor 0x02 (Video stream 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_02_H__
#define __BITSTREAM_MPEG_DESC_02_H__
#include <bitstream/common.h>
#include <bitstream/mpeg/psi/descriptors.h>
#ifdef __cplusplus
extern
"C"
{
#endif
/*****************************************************************************
* Descriptor 0x02: Video stream descriptor
*****************************************************************************/
#define DESC02_HEADER_SIZE (DESC_HEADER_SIZE + 1)
static
inline
void
desc02_init
(
uint8_t
*
p_desc
)
{
desc_set_tag
(
p_desc
,
0x02
);
desc_set_length
(
p_desc
,
DESC02_HEADER_SIZE
-
DESC_HEADER_SIZE
);
}
static
inline
bool
desc02_get_multiple_frame_rate
(
const
uint8_t
*
p_desc
)
{
return
(
p_desc
[
2
]
&
0x80
)
==
0x80
;
}
static
inline
void
desc02_set_multiple_frame_rate
(
uint8_t
*
p_desc
,
bool
b_multiple_frame_rate
)
{
p_desc
[
2
]
=
b_multiple_frame_rate
?
(
p_desc
[
2
]
|
0x80
)
:
(
p_desc
[
2
]
&~
0x80
);
}
static
inline
uint8_t
desc02_get_frame_rate_code
(
const
uint8_t
*
p_desc
)
{
return
(
p_desc
[
2
]
&
0x78
)
>>
3
;
/* 1xxxx111 */
}
static
inline
void
desc02_set_frame_rate_code
(
uint8_t
*
p_desc
,
uint8_t
i_frame_rate_code
)
{
p_desc
[
2
]
=
(
p_desc
[
2
]
&
0x87
)
|
(
i_frame_rate_code
&
0x0f
)
<<
3
;
}
static
inline
const
char
*
desc02_get_frame_rate_txt
(
const
uint8_t
frame_rate_code
)
{
return
frame_rate_code
==
0
?
"forbidden"
:
frame_rate_code
==
1
?
"23.976"
:
frame_rate_code
==
2
?
"24.00"
:
frame_rate_code
==
3
?
"25.00"
:
frame_rate_code
==
4
?
"29.97"
:
frame_rate_code
==
5
?
"30.00"
:
frame_rate_code
==
6
?
"50.00"
:
frame_rate_code
==
7
?
"59.94"
:
frame_rate_code
==
8
?
"60.00"
:
"reserved"
;
}
static
inline
bool
desc02_get_mpeg1_only_flag
(
const
uint8_t
*
p_desc
)
{
return
(
p_desc
[
2
]
&
0x04
)
==
0x04
;
}
static
inline
void
desc02_set_mpeg1_only_flag
(
uint8_t
*
p_desc
,
bool
b_mpeg1_only_flag
)
{
p_desc
[
2
]
=
b_mpeg1_only_flag
?
(
p_desc
[
2
]
|
0x04
)
:
(
p_desc
[
2
]
&~
0x04
);
if
(
b_mpeg1_only_flag
)
desc_set_length
(
p_desc
,
DESC02_HEADER_SIZE
-
DESC_HEADER_SIZE
);
else
desc_set_length
(
p_desc
,
(
DESC02_HEADER_SIZE
+
2
)
-
DESC_HEADER_SIZE
);
}
static
inline
bool
desc02_get_constraint_parameter
(
const
uint8_t
*
p_desc
)
{
return
(
p_desc
[
2
]
&
0x02
)
==
0x02
;
}
static
inline
void
desc02_set_constraint_parameter
(
uint8_t
*
p_desc
,
bool
b_constraint_parameter
)
{
p_desc
[
2
]
=
b_constraint_parameter
?
(
p_desc
[
2
]
|
0x02
)
:
(
p_desc
[
2
]
&~
0x02
);
}
static
inline
bool
desc02_get_still_picture
(
const
uint8_t
*
p_desc
)
{
return
(
p_desc
[
2
]
&
0x01
)
==
0x01
;
}
static
inline
void
desc02_set_still_picture
(
uint8_t
*
p_desc
,
bool
b_still_picture
)
{
p_desc
[
2
]
=
b_still_picture
?
(
p_desc
[
2
]
|
0x01
)
:
(
p_desc
[
2
]
&~
0x01
);
}
static
inline
uint8_t
desc02_get_profile
(
const
uint8_t
*
p_desc
)
{
return
p_desc
[
3
]
>>
4
;
}
static
inline
void
desc02_set_profile
(
uint8_t
*
p_desc
,
uint8_t
i_profile
)
{
p_desc
[
3
]
=
((
i_profile
&
0x0f
)
<<
4
)
|
(
p_desc
[
3
]
&
0x0f
);
}
static
inline
const
char
*
desc02_get_profile_txt
(
const
uint8_t
profile
)
{
return
profile
==
1
?
"High"
:
profile
==
2
?
"Spatially Scalable"
:
profile
==
3
?
"SNR Scalable"
:
profile
==
4
?
"Main"
:
profile
==
5
?
"Simple"
:
"Reserved"
;
}
static
inline
uint8_t
desc02_get_level
(
const
uint8_t
*
p_desc
)
{
return
p_desc
[
3
]
&
0x0f
;
}
static
inline
void
desc02_set_level
(
uint8_t
*
p_desc
,
uint8_t
i_level
)
{
p_desc
[
3
]
=
(
p_desc
[
3
]
&
0xf0
)
|
(
i_level
&
0x0f
);
}
static
inline
const
char
*
desc02_get_level_txt
(
const
uint8_t
level
)
{
return
level
==
4
?
"High"
:
level
==
6
?
"High 1440"
:
level
==
8
?
"Main"
:
level
==
10
?
"Low"
:
"Reserved"
;
}
static
inline
uint8_t
desc02_get_chroma_format
(
const
uint8_t
*
p_desc
)
{
return
p_desc
[
4
]
>>
6
;
}
static
inline
void
desc02_set_chroma_format
(
uint8_t
*
p_desc
,
uint8_t
i_chroma_format
)
{
p_desc
[
4
]
=
(
i_chroma_format
<<
6
)
|
(
p_desc
[
4
]
&
0x20
)
|
0x1f
;
}
static
inline
const
char
*
desc02_get_chroma_format_txt
(
const
uint8_t
chroma_format
)
{
return
chroma_format
==
0
?
"reserved"
:
chroma_format
==
1
?
"4:2:0"
:
chroma_format
==
2
?
"4:2:2"
:
chroma_format
==
3
?
"4:4:4"
:
"unknown"
;
}
static
inline
bool
desc02_get_frame_rate_extension
(
const
uint8_t
*
p_desc
)
{
return
(
p_desc
[
4
]
&
0x20
)
==
0x20
;
}
static
inline
void
desc02_set_frame_rate_extension
(
uint8_t
*
p_desc
,
bool
b_frame_rate_extension
)
{
p_desc
[
4
]
=
(
b_frame_rate_extension
?
(
p_desc
[
4
]
|
0x20
)
:
(
p_desc
[
4
]
&~
0x20
))
|
0x1f
;
}
static
inline
bool
desc02_validate
(
const
uint8_t
*
p_desc
)
{
if
(
desc02_get_mpeg1_only_flag
(
p_desc
))
return
desc_get_length
(
p_desc
)
>=
DESC02_HEADER_SIZE
-
DESC_HEADER_SIZE
;
else
return
desc_get_length
(
p_desc
)
>=
(
DESC02_HEADER_SIZE
+
2
)
-
DESC_HEADER_SIZE
;
}
static
inline
void
desc02_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
:
if
(
desc02_get_mpeg1_only_flag
(
p_desc
))
{
pf_print
(
opaque
,
"<VIDEO_STREAM_DESC multiple_frame_rate=
\"
%u
\"
frame_rate_code=
\"
%u
\"
frame_rate_txt=
\"
%s
\"
"
" mpeg1_only=
\"
%u
\"
constraint_parameter=
\"
%u
\"
still_picture=
\"
%u
\"
/>"
,
desc02_get_multiple_frame_rate
(
p_desc
),
desc02_get_frame_rate_code
(
p_desc
),
desc02_get_frame_rate_txt
(
desc02_get_frame_rate_code
(
p_desc
)),
desc02_get_mpeg1_only_flag
(
p_desc
),
desc02_get_constraint_parameter
(
p_desc
),
desc02_get_still_picture
(
p_desc
)
);
}
else
{
pf_print
(
opaque
,
"<VIDEO_STREAM_DESC multiple_frame_rate=
\"
%u
\"
frame_rate_code=
\"
%u
\"
frame_rate_txt=
\"
%s
\"
"
" mpeg1_only=
\"
%u
\"
constraint_parameter=
\"
%u
\"
still_picture=
\"
%u
\"
"
" profile=
\"
%u
\"
profile_txt=
\"
%s
\"
level=
\"
%u
\"
level_txt=
\"
%s
\"
"
" chroma_format=
\"
%u
\"
chroma_format_txt=
\"
%s
\"
"
" frame_rate_extension=
\"
%u
\"
/>"
,
desc02_get_multiple_frame_rate
(
p_desc
),
desc02_get_frame_rate_code
(
p_desc
),
desc02_get_frame_rate_txt
(
desc02_get_frame_rate_code
(
p_desc
)),
desc02_get_mpeg1_only_flag
(
p_desc
),
desc02_get_constraint_parameter
(
p_desc
),
desc02_get_still_picture
(
p_desc
),
desc02_get_profile
(
p_desc
),
desc02_get_profile_txt
(
desc02_get_profile
(
p_desc
)),
desc02_get_level
(
p_desc
),
desc02_get_level_txt
(
desc02_get_level
(
p_desc
)),
desc02_get_chroma_format
(
p_desc
),
desc02_get_chroma_format_txt
(
desc02_get_chroma_format
(
p_desc
)),
desc02_get_frame_rate_extension
(
p_desc
)
);
}
break
;
default:
if
(
desc02_get_mpeg1_only_flag
(
p_desc
))
{
pf_print
(
opaque
,
" - desc 02 video_stream multiple_frame_rate=%u frame_rate_code=%u frame_rate_txt=
\"
%s
\"
"
" mpeg1_only=%u constraint_parameter=%u still_picture=%u"
,
desc02_get_multiple_frame_rate
(
p_desc
),
desc02_get_frame_rate_code
(
p_desc
),
desc02_get_frame_rate_txt
(
desc02_get_frame_rate_code
(
p_desc
)),
desc02_get_mpeg1_only_flag
(
p_desc
),
desc02_get_constraint_parameter
(
p_desc
),
desc02_get_still_picture
(
p_desc
)
);
}
else
{
pf_print
(
opaque
,
" - desc 02 video_stream multiple_frame_rate=%u frame_rate_code=%u frame_rate_txt=
\"
%s
\"
"
" mpeg1_only=%u constraint_parameter=%u still_picture=%u"
" profile=%u profile_txt=
\"
%s
\"
level=%u level_txt=
\"
%s
\"
"
" chroma_format=%u chroma_format_txt=
\"
%s
\"
"
" frame_rate_extension=%u"
,
desc02_get_multiple_frame_rate
(
p_desc
),
desc02_get_frame_rate_code
(
p_desc
),
desc02_get_frame_rate_txt
(
desc02_get_frame_rate_code
(
p_desc
)),
desc02_get_mpeg1_only_flag
(
p_desc
),
desc02_get_constraint_parameter
(
p_desc
),
desc02_get_still_picture
(
p_desc
),
desc02_get_profile
(
p_desc
),
desc02_get_profile_txt
(
desc02_get_profile
(
p_desc
)),
desc02_get_level
(
p_desc
),
desc02_get_level_txt
(
desc02_get_level
(
p_desc
)),
desc02_get_chroma_format
(
p_desc
),
desc02_get_chroma_format_txt
(
desc02_get_chroma_format
(
p_desc
)),
desc02_get_frame_rate_extension
(
p_desc
)
);
}
}
}
#ifdef __cplusplus
}
#endif
#endif
mpeg/psi/descs_list.h
View file @
3d089c61
...
...
@@ -34,6 +34,7 @@
* the needed code in bitstream/mpeg/psi/descs_print.h
*/
#include <bitstream/mpeg/psi/desc_02.h>
#include <bitstream/mpeg/psi/desc_05.h>
#include <bitstream/mpeg/psi/desc_09.h>
#include <bitstream/mpeg/psi/desc_0a.h>
...
...
mpeg/psi/descs_print.h
View file @
3d089c61
...
...
@@ -100,6 +100,7 @@ static inline void descl_print(uint8_t *p_descl, uint16_t i_length,
i_print_type); \
break;
CASE_DESC
(
02
)
CASE_DESC
(
05
)
CASE_DESC
(
09
)
CASE_DESC
(
0
a
)
...
...
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