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Linshizhi
ffmpeg.wasm-core
Commits
35774162
Commit
35774162
authored
May 26, 2011
by
Anton Khirnov
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bktr: factorize returning error codes.
This will be useful in the following commit.
parent
86f86877
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1 changed file
with
15 additions
and
7 deletions
+15
-7
bktr.c
libavdevice/bktr.c
+15
-7
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libavdevice/bktr.c
View file @
35774162
...
@@ -249,9 +249,12 @@ static int grab_read_header(AVFormatContext *s1, AVFormatParameters *ap)
...
@@ -249,9 +249,12 @@ static int grab_read_header(AVFormatContext *s1, AVFormatParameters *ap)
int
width
,
height
;
int
width
,
height
;
int
frame_rate
;
int
frame_rate
;
int
frame_rate_base
;
int
frame_rate_base
;
int
ret
=
0
;
if
(
ap
->
width
<=
0
||
ap
->
height
<=
0
||
ap
->
time_base
.
den
<=
0
)
if
(
ap
->
width
<=
0
||
ap
->
height
<=
0
||
ap
->
time_base
.
den
<=
0
)
{
return
-
1
;
ret
=
AVERROR
(
EINVAL
);
goto
out
;
}
width
=
ap
->
width
;
width
=
ap
->
width
;
height
=
ap
->
height
;
height
=
ap
->
height
;
...
@@ -259,8 +262,10 @@ static int grab_read_header(AVFormatContext *s1, AVFormatParameters *ap)
...
@@ -259,8 +262,10 @@ static int grab_read_header(AVFormatContext *s1, AVFormatParameters *ap)
frame_rate_base
=
ap
->
time_base
.
num
;
frame_rate_base
=
ap
->
time_base
.
num
;
st
=
av_new_stream
(
s1
,
0
);
st
=
av_new_stream
(
s1
,
0
);
if
(
!
st
)
if
(
!
st
)
{
return
AVERROR
(
ENOMEM
);
ret
=
AVERROR
(
ENOMEM
);
goto
out
;
}
av_set_pts_info
(
st
,
64
,
1
,
1000000
);
/* 64 bits pts in use */
av_set_pts_info
(
st
,
64
,
1
,
1000000
);
/* 64 bits pts in use */
s
->
width
=
width
;
s
->
width
=
width
;
...
@@ -289,13 +294,16 @@ static int grab_read_header(AVFormatContext *s1, AVFormatParameters *ap)
...
@@ -289,13 +294,16 @@ static int grab_read_header(AVFormatContext *s1, AVFormatParameters *ap)
#endif
#endif
if
(
bktr_init
(
s1
->
filename
,
width
,
height
,
s
->
standard
,
if
(
bktr_init
(
s1
->
filename
,
width
,
height
,
s
->
standard
,
&
(
s
->
video_fd
),
&
(
s
->
tuner_fd
),
-
1
,
0
.
0
)
<
0
)
&
(
s
->
video_fd
),
&
(
s
->
tuner_fd
),
-
1
,
0
.
0
)
<
0
)
{
return
AVERROR
(
EIO
);
ret
=
AVERROR
(
EIO
);
goto
out
;
}
nsignals
=
0
;
nsignals
=
0
;
last_frame_time
=
0
;
last_frame_time
=
0
;
return
0
;
out:
return
ret
;
}
}
static
int
grab_read_close
(
AVFormatContext
*
s1
)
static
int
grab_read_close
(
AVFormatContext
*
s1
)
...
...
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