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体验新版 GitCode,发现更多精彩内容 >>
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e6f653af
编写于
9月 27, 2014
作者:
V
Vadim Pisarevsky
浏览文件
操作
浏览文件
下载
差异文件
Merge pull request #3269 from asmorkalov:ocv_gstreamer3
上级
f187fd99
23456d67
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
211 addition
and
53 deletion
+211
-53
modules/videoio/src/cap_gstreamer.cpp
modules/videoio/src/cap_gstreamer.cpp
+54
-53
modules/videoio/test/test_basic_props.cpp
modules/videoio/test/test_basic_props.cpp
+157
-0
未找到文件。
modules/videoio/src/cap_gstreamer.cpp
浏览文件 @
e6f653af
...
@@ -150,9 +150,11 @@ protected:
...
@@ -150,9 +150,11 @@ protected:
#endif
#endif
GstBuffer
*
buffer
;
GstBuffer
*
buffer
;
GstCaps
*
caps
;
GstCaps
*
caps
;
GstCaps
*
buffer_caps
;
IplImage
*
frame
;
IplImage
*
frame
;
gint64
duration
;
gint64
duration
;
gint
width
;
gint
height
;
double
fps
;
};
};
/*!
/*!
...
@@ -171,9 +173,11 @@ void CvCapture_GStreamer::init()
...
@@ -171,9 +173,11 @@ void CvCapture_GStreamer::init()
#endif
#endif
buffer
=
NULL
;
buffer
=
NULL
;
caps
=
NULL
;
caps
=
NULL
;
buffer_caps
=
NULL
;
frame
=
NULL
;
frame
=
NULL
;
duration
=
-
1
;
duration
=
-
1
;
width
=
-
1
;
height
=
-
1
;
fps
=
-
1
;
}
}
/*!
/*!
...
@@ -192,6 +196,9 @@ void CvCapture_GStreamer::close()
...
@@ -192,6 +196,9 @@ void CvCapture_GStreamer::close()
}
}
duration
=
-
1
;
duration
=
-
1
;
width
=
-
1
;
height
=
-
1
;
fps
=
-
1
;
}
}
/*!
/*!
...
@@ -249,16 +256,10 @@ IplImage * CvCapture_GStreamer::retrieveFrame(int)
...
@@ -249,16 +256,10 @@ IplImage * CvCapture_GStreamer::retrieveFrame(int)
//construct a frame header if we did not have any yet
//construct a frame header if we did not have any yet
if
(
!
frame
)
if
(
!
frame
)
{
{
gint
height
,
width
;
//reuse the caps ptr
if
(
buffer_caps
)
gst_caps_unref
(
buffer_caps
);
#if GST_VERSION_MAJOR == 0
#if GST_VERSION_MAJOR == 0
buffer_caps
=
gst_buffer_get_caps
(
buffer
);
GstCaps
*
buffer_caps
=
gst_buffer_get_caps
(
buffer
);
#else
#else
buffer_caps
=
gst_sample_get_caps
(
sample
);
GstCaps
*
buffer_caps
=
gst_sample_get_caps
(
sample
);
#endif
#endif
// bail out in no caps
// bail out in no caps
assert
(
gst_caps_get_size
(
buffer_caps
)
==
1
);
assert
(
gst_caps_get_size
(
buffer_caps
)
==
1
);
...
@@ -268,10 +269,10 @@ IplImage * CvCapture_GStreamer::retrieveFrame(int)
...
@@ -268,10 +269,10 @@ IplImage * CvCapture_GStreamer::retrieveFrame(int)
if
(
!
gst_structure_get_int
(
structure
,
"width"
,
&
width
)
||
if
(
!
gst_structure_get_int
(
structure
,
"width"
,
&
width
)
||
!
gst_structure_get_int
(
structure
,
"height"
,
&
height
))
!
gst_structure_get_int
(
structure
,
"height"
,
&
height
))
{
{
gst_caps_unref
(
buffer_caps
);
return
0
;
return
0
;
}
}
int
depth
=
3
;
int
depth
=
3
;
#if GST_VERSION_MAJOR > 0
#if GST_VERSION_MAJOR > 0
depth
=
0
;
depth
=
0
;
...
@@ -304,9 +305,12 @@ IplImage * CvCapture_GStreamer::retrieveFrame(int)
...
@@ -304,9 +305,12 @@ IplImage * CvCapture_GStreamer::retrieveFrame(int)
#endif
#endif
if
(
depth
>
0
)
{
if
(
depth
>
0
)
{
frame
=
cvCreateImageHeader
(
cvSize
(
width
,
height
),
IPL_DEPTH_8U
,
depth
);
frame
=
cvCreateImageHeader
(
cvSize
(
width
,
height
),
IPL_DEPTH_8U
,
depth
);
}
else
{
}
else
{
gst_caps_unref
(
buffer_caps
);
return
0
;
return
0
;
}
}
gst_caps_unref
(
buffer_caps
);
}
}
// gstreamer expects us to handle the memory at this point
// gstreamer expects us to handle the memory at this point
...
@@ -782,12 +786,42 @@ bool CvCapture_GStreamer::open( int type, const char* filename )
...
@@ -782,12 +786,42 @@ bool CvCapture_GStreamer::open( int type, const char* filename )
handleMessage
(
pipeline
);
handleMessage
(
pipeline
);
CV_WARN
(
"GStreamer: unable to query duration of stream"
);
CV_WARN
(
"GStreamer: unable to query duration of stream"
);
duration
=
-
1
;
duration
=
-
1
;
return
true
;
}
}
GstPad
*
pad
=
gst_element_get_static_pad
(
color
,
"src"
);
#if GST_VERSION_MAJOR == 0
GstCaps
*
buffer_caps
=
gst_pad_get_caps
(
pad
);
#else
GstCaps
*
buffer_caps
=
gst_pad_get_current_caps
(
pad
);
#endif
const
GstStructure
*
structure
=
gst_caps_get_structure
(
buffer_caps
,
0
);
if
(
!
gst_structure_get_int
(
structure
,
"width"
,
&
width
))
{
CV_WARN
(
"Cannot query video width
\n
"
);
}
if
(
!
gst_structure_get_int
(
structure
,
"height"
,
&
height
))
{
CV_WARN
(
"Cannot query video heigth
\n
"
);
}
gint
num
=
0
,
denom
=
1
;
if
(
!
gst_structure_get_fraction
(
structure
,
"framerate"
,
&
num
,
&
denom
))
{
CV_WARN
(
"Cannot query video fps
\n
"
);
}
fps
=
(
double
)
num
/
(
double
)
denom
;
// GST_DEBUG_BIN_TO_DOT_FILE(GST_BIN(pipeline), GST_DEBUG_GRAPH_SHOW_ALL, "pipeline");
}
}
else
else
{
{
duration
=
-
1
;
duration
=
-
1
;
width
=
-
1
;
height
=
-
1
;
fps
=
-
1
;
}
}
__END__
;
__END__
;
...
@@ -846,48 +880,12 @@ double CvCapture_GStreamer::getProperty( int propId )
...
@@ -846,48 +880,12 @@ double CvCapture_GStreamer::getProperty( int propId )
return
false
;
return
false
;
}
}
return
((
double
)
value
)
/
GST_FORMAT_PERCENT_MAX
;
return
((
double
)
value
)
/
GST_FORMAT_PERCENT_MAX
;
case
CV_CAP_PROP_FRAME_WIDTH
:
{
case
CV_CAP_PROP_FRAME_WIDTH
:
if
(
!
buffer_caps
){
CV_WARN
(
"GStreamer: unable to query width of frame; no frame grabbed yet"
);
return
0
;
}
GstStructure
*
structure
=
gst_caps_get_structure
(
buffer_caps
,
0
);
gint
width
=
0
;
if
(
!
gst_structure_get_int
(
structure
,
"width"
,
&
width
)){
CV_WARN
(
"GStreamer: unable to query width of frame"
);
return
0
;
}
return
width
;
return
width
;
break
;
case
CV_CAP_PROP_FRAME_HEIGHT
:
}
case
CV_CAP_PROP_FRAME_HEIGHT
:
{
if
(
!
buffer_caps
){
CV_WARN
(
"GStreamer: unable to query height of frame; no frame grabbed yet"
);
return
0
;
}
GstStructure
*
structure
=
gst_caps_get_structure
(
buffer_caps
,
0
);
gint
height
=
0
;
if
(
!
gst_structure_get_int
(
structure
,
"height"
,
&
height
)){
CV_WARN
(
"GStreamer: unable to query height of frame"
);
return
0
;
}
return
height
;
return
height
;
break
;
case
CV_CAP_PROP_FPS
:
}
return
fps
;
case
CV_CAP_PROP_FPS
:
{
if
(
!
buffer_caps
){
CV_WARN
(
"GStreamer: unable to query framerate of stream; no frame grabbed yet"
);
return
0
;
}
GstStructure
*
structure
=
gst_caps_get_structure
(
buffer_caps
,
0
);
gint
num
=
0
,
denom
=
1
;
if
(
!
gst_structure_get_fraction
(
structure
,
"framerate"
,
&
num
,
&
denom
)){
CV_WARN
(
"GStreamer: unable to query framerate of stream"
);
return
0
;
}
return
(
double
)
num
/
(
double
)
denom
;
break
;
}
case
CV_CAP_PROP_FOURCC
:
case
CV_CAP_PROP_FOURCC
:
break
;
break
;
case
CV_CAP_PROP_FRAME_COUNT
:
case
CV_CAP_PROP_FRAME_COUNT
:
...
@@ -1225,8 +1223,11 @@ bool CvVideoWriter_GStreamer::open( const char * filename, int fourcc,
...
@@ -1225,8 +1223,11 @@ bool CvVideoWriter_GStreamer::open( const char * filename, int fourcc,
gboolean
done
=
FALSE
;
gboolean
done
=
FALSE
;
GstElement
*
element
=
NULL
;
GstElement
*
element
=
NULL
;
gchar
*
name
=
NULL
;
gchar
*
name
=
NULL
;
#if GST_VERSION_MAJOR == 0
GstElement
*
splitter
=
NULL
;
GstElement
*
splitter
=
NULL
;
GstElement
*
combiner
=
NULL
;
GstElement
*
combiner
=
NULL
;
#endif
// we first try to construct a pipeline from the given string.
// we first try to construct a pipeline from the given string.
// if that fails, we assume it is an ordinary filename
// if that fails, we assume it is an ordinary filename
...
...
modules/videoio/test/test_basic_props.cpp
0 → 100644
浏览文件 @
e6f653af
/*M///////////////////////////////////////////////////////////////////////////////////////
//
// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
//
// By downloading, copying, installing or using the software you agree to this license.
// If you do not agree to this license, do not download, install,
// copy or use the software.
//
//
// License Agreement
// For Open Source Computer Vision Library
//
// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
// Copyright (C) 2009, Willow Garage Inc., all rights reserved.
// Third party copyrights are property of their respective owners.
//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
// * Redistribution's of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// * Redistribution's in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// * The name of the copyright holders may not be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// This software is provided by the copyright holders and contributors "as is" and
// any express or implied warranties, including, but not limited to, the implied
// warranties of merchantability and fitness for a particular purpose are disclaimed.
// In no event shall the Intel Corporation or contributors be liable for any direct,
// indirect, incidental, special, exemplary, or consequential damages
// (including, but not limited to, procurement of substitute goods or services;
// loss of use, data, or profits; or business interruption) however caused
// and on any theory of liability, whether in contract, strict liability,
// or tort (including negligence or otherwise) arising in any way out of
// the use of this software, even if advised of the possibility of such damage.
//
//M*/
#include "test_precomp.hpp"
#include "opencv2/videoio.hpp"
#include "opencv2/ts.hpp"
#include <stdio.h>
#if BUILD_WITH_VIDEO_INPUT_SUPPORT
using
namespace
cv
;
using
namespace
std
;
using
namespace
cvtest
;
#ifdef HAVE_GSTREAMER
const
string
ext
[]
=
{
"avi"
};
#else
const
string
ext
[]
=
{
"avi"
,
"mov"
,
"mp4"
};
#endif
TEST
(
Videoio_Video
,
prop_resolution
)
{
const
size_t
n
=
sizeof
(
ext
)
/
sizeof
(
ext
[
0
]);
const
string
src_dir
=
TS
::
ptr
()
->
get_data_path
();
TS
::
ptr
()
->
printf
(
cvtest
::
TS
::
LOG
,
"
\n\n
Source files directory: %s
\n
"
,
(
src_dir
+
"video/"
).
c_str
());
for
(
size_t
i
=
0
;
i
<
n
;
++
i
)
{
string
file_path
=
src_dir
+
"video/big_buck_bunny."
+
ext
[
i
];
VideoCapture
cap
(
file_path
);
if
(
!
cap
.
isOpened
())
{
TS
::
ptr
()
->
printf
(
cvtest
::
TS
::
LOG
,
"
\n
File information (video %d):
\n\n
Name: big_buck_bunny.%s
\n
FAILED
\n\n
"
,
i
+
1
,
ext
[
i
].
c_str
());
TS
::
ptr
()
->
printf
(
cvtest
::
TS
::
LOG
,
"Error: cannot read source video file.
\n
"
);
TS
::
ptr
()
->
set_failed_test_info
(
cvtest
::
TS
::
FAIL_INVALID_TEST_DATA
);
return
;
}
ASSERT_EQ
(
672
,
cap
.
get
(
CAP_PROP_FRAME_WIDTH
));
ASSERT_EQ
(
384
,
cap
.
get
(
CAP_PROP_FRAME_HEIGHT
));
}
}
TEST
(
Videoio_Video
,
actual_resolution
)
{
const
size_t
n
=
sizeof
(
ext
)
/
sizeof
(
ext
[
0
]);
const
string
src_dir
=
TS
::
ptr
()
->
get_data_path
();
TS
::
ptr
()
->
printf
(
cvtest
::
TS
::
LOG
,
"
\n\n
Source files directory: %s
\n
"
,
(
src_dir
+
"video/"
).
c_str
());
for
(
size_t
i
=
0
;
i
<
n
;
++
i
)
{
string
file_path
=
src_dir
+
"video/big_buck_bunny."
+
ext
[
i
];
VideoCapture
cap
(
file_path
);
if
(
!
cap
.
isOpened
())
{
TS
::
ptr
()
->
printf
(
cvtest
::
TS
::
LOG
,
"
\n
File information (video %d):
\n\n
Name: big_buck_bunny.%s
\n
FAILED
\n\n
"
,
i
+
1
,
ext
[
i
].
c_str
());
TS
::
ptr
()
->
printf
(
cvtest
::
TS
::
LOG
,
"Error: cannot read source video file.
\n
"
);
TS
::
ptr
()
->
set_failed_test_info
(
cvtest
::
TS
::
FAIL_INVALID_TEST_DATA
);
return
;
}
Mat
frame
;
cap
>>
frame
;
ASSERT_EQ
(
672
,
frame
.
cols
);
ASSERT_EQ
(
384
,
frame
.
rows
);
}
}
TEST
(
Videoio_Video
,
prop_fps
)
{
const
size_t
n
=
sizeof
(
ext
)
/
sizeof
(
ext
[
0
]);
const
string
src_dir
=
TS
::
ptr
()
->
get_data_path
();
TS
::
ptr
()
->
printf
(
cvtest
::
TS
::
LOG
,
"
\n\n
Source files directory: %s
\n
"
,
(
src_dir
+
"video/"
).
c_str
());
for
(
size_t
i
=
0
;
i
<
n
;
++
i
)
{
string
file_path
=
src_dir
+
"video/big_buck_bunny."
+
ext
[
i
];
VideoCapture
cap
(
file_path
);
if
(
!
cap
.
isOpened
())
{
TS
::
ptr
()
->
printf
(
cvtest
::
TS
::
LOG
,
"
\n
File information (video %d):
\n\n
Name: big_buck_bunny.%s
\n
FAILED
\n\n
"
,
i
+
1
,
ext
[
i
].
c_str
());
TS
::
ptr
()
->
printf
(
cvtest
::
TS
::
LOG
,
"Error: cannot read source video file.
\n
"
);
TS
::
ptr
()
->
set_failed_test_info
(
cvtest
::
TS
::
FAIL_INVALID_TEST_DATA
);
return
;
}
ASSERT_EQ
(
24
,
cap
.
get
(
CAP_PROP_FPS
));
}
}
TEST
(
Videoio_Video
,
prop_framecount
)
{
const
size_t
n
=
sizeof
(
ext
)
/
sizeof
(
ext
[
0
]);
const
string
src_dir
=
TS
::
ptr
()
->
get_data_path
();
TS
::
ptr
()
->
printf
(
cvtest
::
TS
::
LOG
,
"
\n\n
Source files directory: %s
\n
"
,
(
src_dir
+
"video/"
).
c_str
());
for
(
size_t
i
=
0
;
i
<
n
;
++
i
)
{
string
file_path
=
src_dir
+
"video/big_buck_bunny."
+
ext
[
i
];
VideoCapture
cap
(
file_path
);
if
(
!
cap
.
isOpened
())
{
TS
::
ptr
()
->
printf
(
cvtest
::
TS
::
LOG
,
"
\n
File information (video %d):
\n\n
Name: big_buck_bunny.%s
\n
FAILED
\n\n
"
,
i
+
1
,
ext
[
i
].
c_str
());
TS
::
ptr
()
->
printf
(
cvtest
::
TS
::
LOG
,
"Error: cannot read source video file.
\n
"
);
TS
::
ptr
()
->
set_failed_test_info
(
cvtest
::
TS
::
FAIL_INVALID_TEST_DATA
);
return
;
}
ASSERT_EQ
(
125
,
cap
.
get
(
CAP_PROP_FRAME_COUNT
));
}
}
#endif
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