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Linshizhi
ffmpeg.wasm-core
Commits
5bf8590d
Commit
5bf8590d
authored
Aug 01, 2015
by
Paul B Mahol
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avfilter/avf_showvolume: stop making output fully transparent
parent
ec2090d2
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1 changed file
with
2 additions
and
2 deletions
+2
-2
avf_showvolume.c
libavfilter/avf_showvolume.c
+2
-2
No files found.
libavfilter/avf_showvolume.c
View file @
5bf8590d
...
...
@@ -52,7 +52,7 @@ static const AVOption showvolume_options[] = {
{
"w"
,
"set channel width"
,
OFFSET
(
w
),
AV_OPT_TYPE_INT
,
{.
i64
=
400
},
40
,
1080
,
FLAGS
},
{
"h"
,
"set channel height"
,
OFFSET
(
h
),
AV_OPT_TYPE_INT
,
{.
i64
=
20
},
1
,
100
,
FLAGS
},
{
"f"
,
"set fade"
,
OFFSET
(
f
),
AV_OPT_TYPE_INT
,
{.
i64
=
20
},
1
,
255
,
FLAGS
},
{
"c"
,
"set volume color expression"
,
OFFSET
(
color
),
AV_OPT_TYPE_STRING
,
{.
str
=
"if(gte(VOLUME,-2), if(gte(VOLUME,-1),0xff
, 0xffff),0x
ff00)"
},
0
,
0
,
FLAGS
},
{
"c"
,
"set volume color expression"
,
OFFSET
(
color
),
AV_OPT_TYPE_STRING
,
{.
str
=
"if(gte(VOLUME,-2), if(gte(VOLUME,-1),0xff
0000ff, 0xff00ffff),0xff00
ff00)"
},
0
,
0
,
FLAGS
},
{
"t"
,
"display channel names"
,
OFFSET
(
draw_text
),
AV_OPT_TYPE_INT
,
{.
i64
=
1
},
0
,
1
,
FLAGS
},
{
NULL
}
};
...
...
@@ -194,7 +194,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *insamples)
for
(
c
=
0
;
c
<
inlink
->
channels
;
c
++
)
{
float
*
src
=
(
float
*
)
insamples
->
extended_data
[
c
];
float
max
=
0
;
in
t
color
;
uint32_
t
color
;
for
(
i
=
0
;
i
<
insamples
->
nb_samples
;
i
++
)
max
=
FFMAX
(
max
,
src
[
i
]);
...
...
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