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Linshizhi
ffmpeg.wasm-core
Commits
6c117bd8
Commit
6c117bd8
authored
Dec 19, 2011
by
Justin Ruggles
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adxenc: remove unneeded loops
avctx->frame_size is 32, so that is how many samples we process per call.
parent
99baf2c7
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adxenc.c
libavcodec/adxenc.c
+0
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libavcodec/adxenc.c
View file @
6c117bd8
...
@@ -128,7 +128,6 @@ static int adx_encode_frame(AVCodecContext *avctx, uint8_t *frame,
...
@@ -128,7 +128,6 @@ static int adx_encode_frame(AVCodecContext *avctx, uint8_t *frame,
ADXContext
*
c
=
avctx
->
priv_data
;
ADXContext
*
c
=
avctx
->
priv_data
;
const
int16_t
*
samples
=
data
;
const
int16_t
*
samples
=
data
;
uint8_t
*
dst
=
frame
;
uint8_t
*
dst
=
frame
;
int
rest
=
avctx
->
frame_size
;
if
(
!
c
->
header_parsed
)
{
if
(
!
c
->
header_parsed
)
{
int
hdrsize
=
adx_encode_header
(
avctx
,
dst
,
buf_size
);
int
hdrsize
=
adx_encode_header
(
avctx
,
dst
,
buf_size
);
...
@@ -137,20 +136,12 @@ static int adx_encode_frame(AVCodecContext *avctx, uint8_t *frame,
...
@@ -137,20 +136,12 @@ static int adx_encode_frame(AVCodecContext *avctx, uint8_t *frame,
}
}
if
(
avctx
->
channels
==
1
)
{
if
(
avctx
->
channels
==
1
)
{
while
(
rest
>=
32
)
{
adx_encode
(
c
,
dst
,
samples
,
c
->
prev
,
avctx
->
channels
);
adx_encode
(
c
,
dst
,
samples
,
c
->
prev
,
avctx
->
channels
);
dst
+=
18
;
dst
+=
18
;
samples
+=
32
;
rest
-=
32
;
}
}
else
{
}
else
{
while
(
rest
>=
32
*
2
)
{
adx_encode
(
c
,
dst
,
samples
,
c
->
prev
,
avctx
->
channels
);
adx_encode
(
c
,
dst
,
samples
,
c
->
prev
,
avctx
->
channels
);
adx_encode
(
c
,
dst
+
18
,
samples
+
1
,
c
->
prev
+
1
,
avctx
->
channels
);
adx_encode
(
c
,
dst
+
18
,
samples
+
1
,
c
->
prev
+
1
,
avctx
->
channels
);
dst
+=
18
*
2
;
dst
+=
18
*
2
;
samples
+=
32
*
2
;
rest
-=
32
*
2
;
}
}
}
return
dst
-
frame
;
return
dst
-
frame
;
}
}
...
...
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