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Linshizhi
ffmpeg.wasm-core
Commits
b0e2f4a7
Commit
b0e2f4a7
authored
Oct 25, 2012
by
Nicolas George
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lavfi/concat: implement unsafe mode.
parent
c4a36b6f
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2 changed files
with
9 additions
and
1 deletion
+9
-1
filters.texi
doc/filters.texi
+3
-0
avf_concat.c
libavfilter/avf_concat.c
+6
-1
No files found.
doc/filters.texi
View file @
b0e2f4a7
...
@@ -4643,6 +4643,9 @@ streams in each segment. Default is 1.
...
@@ -4643,6 +4643,9 @@ streams in each segment. Default is 1.
Set the number of output audio streams, that is also the number of video
Set the number of output audio streams, that is also the number of video
streams in each segment. Default is 0.
streams in each segment. Default is 0.
@item unsafe
Activate unsafe mode: do not fail if segments have a different format.
@end table
@end table
The filter has @var{v}+@var{a} outputs: first @var{v} video outputs, then
The filter has @var{v}+@var{a} outputs: first @var{v} video outputs, then
...
...
libavfilter/avf_concat.c
View file @
b0e2f4a7
...
@@ -42,6 +42,7 @@ typedef struct {
...
@@ -42,6 +42,7 @@ typedef struct {
unsigned
cur_idx
;
/**< index of the first input of current segment */
unsigned
cur_idx
;
/**< index of the first input of current segment */
int64_t
delta_ts
;
/**< timestamp to add to produce output timestamps */
int64_t
delta_ts
;
/**< timestamp to add to produce output timestamps */
unsigned
nb_in_active
;
/**< number of active inputs in current segment */
unsigned
nb_in_active
;
/**< number of active inputs in current segment */
unsigned
unsafe
;
struct
concat_in
{
struct
concat_in
{
int64_t
pts
;
int64_t
pts
;
int64_t
nb_frames
;
int64_t
nb_frames
;
...
@@ -64,6 +65,9 @@ static const AVOption concat_options[] = {
...
@@ -64,6 +65,9 @@ static const AVOption concat_options[] = {
{
"a"
,
"specify the number of audio streams"
,
{
"a"
,
"specify the number of audio streams"
,
OFFSET
(
nb_streams
[
AVMEDIA_TYPE_AUDIO
]),
OFFSET
(
nb_streams
[
AVMEDIA_TYPE_AUDIO
]),
AV_OPT_TYPE_INT
,
{
.
i64
=
0
},
0
,
INT_MAX
,
A
|
F
},
AV_OPT_TYPE_INT
,
{
.
i64
=
0
},
0
,
INT_MAX
,
A
|
F
},
{
"unsafe"
,
"enable unsafe mode"
,
OFFSET
(
unsafe
),
AV_OPT_TYPE_INT
,
{
.
i64
=
0
},
0
,
INT_MAX
,
A
|
A
|
F
},
{
0
}
{
0
}
};
};
...
@@ -143,7 +147,8 @@ static int config_output(AVFilterLink *outlink)
...
@@ -143,7 +147,8 @@ static int config_output(AVFilterLink *outlink)
ctx
->
input_pads
[
out_no
].
name
,
outlink
->
w
,
outlink
->
h
,
ctx
->
input_pads
[
out_no
].
name
,
outlink
->
w
,
outlink
->
h
,
outlink
->
sample_aspect_ratio
.
num
,
outlink
->
sample_aspect_ratio
.
num
,
outlink
->
sample_aspect_ratio
.
den
);
outlink
->
sample_aspect_ratio
.
den
);
return
AVERROR
(
EINVAL
);
if
(
!
cat
->
unsafe
)
return
AVERROR
(
EINVAL
);
}
}
}
}
...
...
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