Skip to content
Projects
Groups
Snippets
Help
Loading...
Help
Submit feedback
Contribute to GitLab
Sign in
Toggle navigation
F
ffmpeg
Project
Project
Details
Activity
Releases
Cycle Analytics
Repository
Repository
Files
Commits
Branches
Tags
Contributors
Graph
Compare
Charts
Issues
0
Issues
0
List
Board
Labels
Milestones
Merge Requests
0
Merge Requests
0
CI / CD
CI / CD
Pipelines
Jobs
Schedules
Charts
Wiki
Wiki
Members
Members
Collapse sidebar
Close sidebar
Activity
Graph
Charts
Create a new issue
Jobs
Commits
Issue Boards
Open sidebar
Stefan Westerfeld
ffmpeg
Commits
34c22a9c
Commit
34c22a9c
authored
Aug 01, 2016
by
Diego Biurrun
Browse files
Options
Browse Files
Download
Email Patches
Plain Diff
faan(i)dct: Kill some disabled code
parent
a4b1b5aa
Changes
2
Hide whitespace changes
Inline
Side-by-side
Showing
2 changed files
with
2 additions
and
27 deletions
+2
-27
faandct.c
libavcodec/faandct.c
+2
-18
faanidct.c
libavcodec/faanidct.c
+0
-9
No files found.
libavcodec/faandct.c
View file @
34c22a9c
...
...
@@ -97,17 +97,9 @@ static av_always_inline void row_fdct(FLOAT temp[64], int16_t *data)
tmp5
+=
tmp6
;
tmp6
+=
tmp7
;
#if 0
{
FLOAT z5;
z5 = (tmp4 - tmp6) * A5;
z2 = tmp4 * A2 + z5;
z4 = tmp6 * A4 + z5;
}
#else
z2
=
tmp4
*
(
A2
+
A5
)
-
tmp6
*
A5
;
z4
=
tmp6
*
(
A4
-
A5
)
+
tmp4
*
A5
;
#endif
tmp5
*=
A1
;
z11
=
tmp7
+
tmp5
;
...
...
@@ -159,17 +151,9 @@ void ff_faandct(int16_t *data)
tmp5
+=
tmp6
;
tmp6
+=
tmp7
;
#if 0
{
FLOAT z5;
z5 = (tmp4 - tmp6) * A5;
z2 = tmp4 * A2 + z5;
z4 = tmp6 * A4 + z5;
}
#else
z2
=
tmp4
*
(
A2
+
A5
)
-
tmp6
*
A5
;
z4
=
tmp6
*
(
A4
-
A5
)
+
tmp4
*
A5
;
#endif
tmp5
*=
A1
;
z11
=
tmp7
+
tmp5
;
...
...
libavcodec/faanidct.c
View file @
34c22a9c
...
...
@@ -62,17 +62,8 @@ static inline void p8idct(int16_t data[64], FLOAT temp[64], uint8_t *dest, int s
od07
=
s17
+
s53
;
od25
=
(
s17
-
s53
)
*
(
2
*
A4
);
#if 0 //these 2 are equivalent
{
FLOAT tmp0;
tmp0 = (d17 + d53) * (2 * A2);
od34 = d17 * (2 * B6) - tmp0;
od16 = d53 * (-2 * B2) + tmp0;
}
#else
od34
=
d17
*
(
2
*
(
B6
-
A2
))
-
d53
*
(
2
*
A2
);
od16
=
d53
*
(
2
*
(
A2
-
B2
))
+
d17
*
(
2
*
A2
);
#endif
od16
-=
od07
;
od25
-=
od16
;
...
...
Write
Preview
Markdown
is supported
0%
Try again
or
attach a new file
Attach a file
Cancel
You are about to add
0
people
to the discussion. Proceed with caution.
Finish editing this message first!
Cancel
Please
register
or
sign in
to comment