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videolan
vlc
Commits
e95de90d
Commit
e95de90d
authored
Jan 15, 2000
by
Stéphane Borel
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* Un petit peu de d�buggage dans le video parser
parent
2408a923
Changes
2
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2 changed files
with
10 additions
and
18 deletions
+10
-18
include/vpar_blocks.h
include/vpar_blocks.h
+0
-2
src/video_parser/vpar_blocks.c
src/video_parser/vpar_blocks.c
+10
-16
No files found.
include/vpar_blocks.h
View file @
e95de90d
...
...
@@ -60,8 +60,6 @@ typedef struct
{
int
i_mb_type
,
i_motion_type
,
i_mv_count
,
i_mv_format
;
boolean_t
b_dmv
;
/* AddressIncrement information */
int
i_addr_inc
;
/* Macroblock Type */
int
i_coded_block_pattern
;
...
...
src/video_parser/vpar_blocks.c
View file @
e95de90d
...
...
@@ -822,21 +822,23 @@ static __inline__ int MacroblockAddressIncrement( vpar_thread_t * p_vpar )
/* Index in the lookup table mb_addr_inc */
int
i_index
=
ShowBits
(
&
p_vpar
->
bit_stream
,
11
);
p_vpar
->
mb
.
i_addr_inc
=
0
;
int
i_addr_inc
=
0
;
/* Test the presence of the escape character */
while
(
i_index
==
8
)
{
DumpBits
(
&
p_vpar
->
bit_stream
,
11
);
p_vpar
->
mb
.
i_addr_inc
+=
33
;
i_addr_inc
+=
33
;
i_index
=
ShowBits
(
&
p_vpar
->
bit_stream
,
11
);
}
/* Affect the value from the lookup table */
p_vpar
->
mb
.
i_addr_inc
+=
p_vpar
->
pl_mb_addr_inc
[
i_index
].
i_value
;
i_addr_inc
+=
p_vpar
->
pl_mb_addr_inc
[
i_index
].
i_value
;
/* Dump the good number of bits */
DumpBits
(
&
p_vpar
->
bit_stream
,
p_vpar
->
pl_mb_addr_inc
[
i_index
].
i_length
);
return
i_addr_inc
;
}
/*****************************************************************************
...
...
@@ -1067,17 +1069,11 @@ static void vpar_DecodeMPEG2Non( vpar_thread_t * p_vpar, macroblock_t * p_mb, in
int
i_code
;
int
i_nc
;
int
i_coef
;
int
i_type
;
int
i_select
;
int
i_offset
;
int
i_run
;
int
i_level
;
boolean_t
b_intra
;
boolean_t
b_sign
;
/* Lookup table for the offset in the tables for ac coef decoding */
static
lookup_t
pl_offset_table
[
8
]
=
{
{
12
,
4
},
{
8
,
4
},
{
6
,
8
},
{
4
,
16
},
{
3
,
16
},
{
2
,
16
},
{
1
,
16
},
{
0
,
16
}
};
/* There is no special decodding for DC coefficient in non intra blocs
* except that we won't use exactly the same table B.14 note 3 & 4 */
/* Decoding of the coefficients */
...
...
@@ -1088,8 +1084,10 @@ static void vpar_DecodeMPEG2Non( vpar_thread_t * p_vpar, macroblock_t * p_mb, in
i_nc
=
0
;
#endif
i_coef
=
0
;
b_intra
=
p_vpar
->
picture
.
b_intra_vlc_format
;
for
(
i_dummy
=
1
;
i_dummy
<
64
;
i_dummy
++
)
for
(
i_dummy
=
0
;
i_dummy
<
64
;
i_dummy
++
)
{
i_code
=
ShowBits
(
&
p_vpar
->
bit_stream
,
16
);
i_run
=
(
*
p_vpar
->
pppl_dct_coef
[
b_intra
][
i_code
]).
i_run
;
...
...
@@ -1155,10 +1153,6 @@ static void vpar_DecodeMPEG2Intra( vpar_thread_t * p_vpar, macroblock_t * p_mb,
/* Lookup Table for the chromatic component */
static
int
pi_cc_index
[
12
]
=
{
0
,
0
,
0
,
0
,
1
,
2
,
1
,
2
,
1
,
2
};
/* Lookup table for the offset in the tables for ac coef decoding */
static
lookup_t
pl_offset_table
[
8
]
=
{
{
12
,
4
},
{
8
,
4
},
{
6
,
8
},
{
4
,
16
},
{
3
,
16
},
{
2
,
16
},
{
1
,
16
},
{
0
,
16
}
};
i_cc
=
pi_cc_index
[
i_b
];
/* Determine whether it is luminance or not (chrominance) */
...
...
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