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Linshizhi
ffmpeg.wasm-core
Commits
35a81791
Commit
35a81791
authored
Jan 01, 2019
by
Paul B Mahol
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avfilter/af_adelay: allow setting delays in seconds
parent
e1f7881d
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2 changed files
with
4 additions
and
2 deletions
+4
-2
filters.texi
doc/filters.texi
+1
-0
af_adelay.c
libavfilter/af_adelay.c
+3
-2
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doc/filters.texi
View file @
35a81791
...
...
@@ -683,6 +683,7 @@ Set list of delays in milliseconds for each channel separated by '|'.
Unused
delays
will
be
silently
ignored
.
If
number
of
given
delays
is
smaller
than
number
of
channels
all
remaining
channels
will
not
be
delayed
.
If
you
want
to
delay
exact
number
of
samples
,
append
'S'
to
number
.
If
you
want
instead
to
delay
in
seconds
,
append
's'
to
number
.
@
end
table
@
subsection
Examples
...
...
libavfilter/af_adelay.c
View file @
35a81791
...
...
@@ -141,7 +141,7 @@ static int config_input(AVFilterLink *inlink)
p
=
s
->
delays
;
for
(
i
=
0
;
i
<
s
->
nb_delays
;
i
++
)
{
ChanDelay
*
d
=
&
s
->
chandelay
[
i
];
float
delay
;
float
delay
,
div
;
char
type
=
0
;
int
ret
;
...
...
@@ -152,8 +152,9 @@ static int config_input(AVFilterLink *inlink)
ret
=
av_sscanf
(
arg
,
"%d%c"
,
&
d
->
delay
,
&
type
);
if
(
ret
!=
2
||
type
!=
'S'
)
{
div
=
type
==
's'
?
1
.
0
:
1000
.
0
;
av_sscanf
(
arg
,
"%f"
,
&
delay
);
d
->
delay
=
delay
*
inlink
->
sample_rate
/
1000
.
0
;
d
->
delay
=
delay
*
inlink
->
sample_rate
/
div
;
}
if
(
d
->
delay
<
0
)
{
...
...
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