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submodule
ffmpeg
Commits
a977d91e
Commit
a977d91e
authored
May 26, 2012
by
Anton Khirnov
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avconv: split configuring input filters out of configure_complex_filter
parent
f919cc7d
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1 changed file
with
61 additions
and
37 deletions
+61
-37
avconv.c
avconv.c
+61
-37
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avconv.c
View file @
a977d91e
...
@@ -1119,6 +1119,65 @@ static int configure_output_filter(FilterGraph *fg, OutputFilter *ofilter, AVFil
...
@@ -1119,6 +1119,65 @@ static int configure_output_filter(FilterGraph *fg, OutputFilter *ofilter, AVFil
}
}
}
}
static
int
configure_input_video_filter
(
FilterGraph
*
fg
,
InputFilter
*
ifilter
,
AVFilterInOut
*
in
)
{
AVFilter
*
filter
=
avfilter_get_by_name
(
"buffer"
);
InputStream
*
ist
=
ifilter
->
ist
;
AVRational
sar
;
char
args
[
255
];
int
ret
;
sar
=
ist
->
st
->
sample_aspect_ratio
.
num
?
ist
->
st
->
sample_aspect_ratio
:
ist
->
st
->
codec
->
sample_aspect_ratio
;
snprintf
(
args
,
sizeof
(
args
),
"%d:%d:%d:%d:%d:%d:%d"
,
ist
->
st
->
codec
->
width
,
ist
->
st
->
codec
->
height
,
ist
->
st
->
codec
->
pix_fmt
,
1
,
AV_TIME_BASE
,
sar
.
num
,
sar
.
den
);
if
((
ret
=
avfilter_graph_create_filter
(
&
ifilter
->
filter
,
filter
,
in
->
name
,
args
,
NULL
,
fg
->
graph
))
<
0
)
return
ret
;
if
((
ret
=
avfilter_link
(
ifilter
->
filter
,
0
,
in
->
filter_ctx
,
in
->
pad_idx
))
<
0
)
return
ret
;
return
0
;
}
static
int
configure_input_audio_filter
(
FilterGraph
*
fg
,
InputFilter
*
ifilter
,
AVFilterInOut
*
in
)
{
AVFilter
*
filter
=
avfilter_get_by_name
(
"abuffer"
);
InputStream
*
ist
=
ifilter
->
ist
;
char
args
[
255
];
int
ret
;
snprintf
(
args
,
sizeof
(
args
),
"time_base=%d/%d:sample_rate=%d:sample_fmt=%s"
":channel_layout=0x%"
PRIx64
,
ist
->
st
->
time_base
.
num
,
ist
->
st
->
time_base
.
den
,
ist
->
st
->
codec
->
sample_rate
,
av_get_sample_fmt_name
(
ist
->
st
->
codec
->
sample_fmt
),
ist
->
st
->
codec
->
channel_layout
);
if
((
ret
=
avfilter_graph_create_filter
(
&
ifilter
->
filter
,
filter
,
in
->
name
,
args
,
NULL
,
fg
->
graph
))
<
0
)
return
ret
;
if
((
ret
=
avfilter_link
(
ifilter
->
filter
,
0
,
in
->
filter_ctx
,
in
->
pad_idx
))
<
0
)
return
ret
;
return
0
;
}
static
int
configure_input_filter
(
FilterGraph
*
fg
,
InputFilter
*
ifilter
,
AVFilterInOut
*
in
)
{
switch
(
in
->
filter_ctx
->
input_pads
[
in
->
pad_idx
].
type
)
{
case
AVMEDIA_TYPE_VIDEO
:
return
configure_input_video_filter
(
fg
,
ifilter
,
in
);
case
AVMEDIA_TYPE_AUDIO
:
return
configure_input_audio_filter
(
fg
,
ifilter
,
in
);
default
:
av_assert0
(
0
);
}
}
static
int
configure_complex_filter
(
FilterGraph
*
fg
)
static
int
configure_complex_filter
(
FilterGraph
*
fg
)
{
{
AVFilterInOut
*
inputs
,
*
outputs
,
*
cur
;
AVFilterInOut
*
inputs
,
*
outputs
,
*
cur
;
...
@@ -1134,44 +1193,9 @@ static int configure_complex_filter(FilterGraph *fg)
...
@@ -1134,44 +1193,9 @@ static int configure_complex_filter(FilterGraph *fg)
for
(
cur
=
inputs
;
init
&&
cur
;
cur
=
cur
->
next
)
for
(
cur
=
inputs
;
init
&&
cur
;
cur
=
cur
->
next
)
init_input_filter
(
fg
,
cur
);
init_input_filter
(
fg
,
cur
);
for
(
cur
=
inputs
,
i
=
0
;
cur
;
cur
=
cur
->
next
,
i
++
)
{
for
(
cur
=
inputs
,
i
=
0
;
cur
;
cur
=
cur
->
next
,
i
++
)
InputFilter
*
ifilter
=
fg
->
inputs
[
i
];
if
((
ret
=
configure_input_filter
(
fg
,
fg
->
inputs
[
i
],
cur
))
<
0
)
InputStream
*
ist
=
ifilter
->
ist
;
AVRational
sar
;
AVFilter
*
filter
;
char
args
[
255
];
switch
(
cur
->
filter_ctx
->
input_pads
[
cur
->
pad_idx
].
type
)
{
case
AVMEDIA_TYPE_VIDEO
:
sar
=
ist
->
st
->
sample_aspect_ratio
.
num
?
ist
->
st
->
sample_aspect_ratio
:
ist
->
st
->
codec
->
sample_aspect_ratio
;
snprintf
(
args
,
sizeof
(
args
),
"%d:%d:%d:%d:%d:%d:%d"
,
ist
->
st
->
codec
->
width
,
ist
->
st
->
codec
->
height
,
ist
->
st
->
codec
->
pix_fmt
,
1
,
AV_TIME_BASE
,
sar
.
num
,
sar
.
den
);
filter
=
avfilter_get_by_name
(
"buffer"
);
break
;
case
AVMEDIA_TYPE_AUDIO
:
snprintf
(
args
,
sizeof
(
args
),
"time_base=%d/%d:sample_rate=%d:"
"sample_fmt=%s:channel_layout=0x%"
PRIx64
,
ist
->
st
->
time_base
.
num
,
ist
->
st
->
time_base
.
den
,
ist
->
st
->
codec
->
sample_rate
,
av_get_sample_fmt_name
(
ist
->
st
->
codec
->
sample_fmt
),
ist
->
st
->
codec
->
channel_layout
);
filter
=
avfilter_get_by_name
(
"abuffer"
);
break
;
default
:
av_assert0
(
0
);
}
if
((
ret
=
avfilter_graph_create_filter
(
&
ifilter
->
filter
,
filter
,
cur
->
name
,
args
,
NULL
,
fg
->
graph
))
<
0
)
return
ret
;
return
ret
;
if
((
ret
=
avfilter_link
(
ifilter
->
filter
,
0
,
cur
->
filter_ctx
,
cur
->
pad_idx
))
<
0
)
return
ret
;
}
avfilter_inout_free
(
&
inputs
);
avfilter_inout_free
(
&
inputs
);
if
(
!
init
)
{
if
(
!
init
)
{
...
...
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