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Related Symbols
ImageContainsQ
HighlightImage
ImageBoundingBoxes
ImagePosition
VideoMapTimeSeries
VideoFrameList
VideoFrameMap
ImageAssemble
ImageAdd
TimeSeriesMap
Related Categories
Image Processing
Computer Vision
Video Processing
Object Recognition & Tracking in Videos
Detect and track an object in a video
Example Notebook
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video
:
I
n
[
1
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O
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[
1
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=
Use
I
m
a
g
e
C
o
n
t
a
i
n
s
Q
to find whether a dog is detected in each frame:
I
n
[
2
]
:
=
c
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c
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=
V
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C
O
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&
,
v
;
Create a plot showing in which frames of the video a dog is detected:
I
n
[
3
]
:
=
L
i
s
t
P
l
o
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T
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k
]
,
o
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i
o
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O
u
t
[
3
]
=
Alternatively, extract the video frames and assemble a visual representation of the marked frames:
I
n
[
4
]
:
=
i
m
a
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e
s
=
V
i
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]
,
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;
I
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[
5
]
:
=
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&
,
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,
1
5
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O
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t
[
5
]
=
Using
I
m
a
g
e
P
o
s
i
t
i
o
n
, you can track the movement of the dog:
I
n
[
6
]
:
=
p
o
s
=
I
m
a
g
e
P
o
s
i
t
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o
n
#
,
d
o
m
e
s
t
i
c
d
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C
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N
C
E
P
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&
/
@
i
m
a
g
e
s
;
This is the trajectory detected in the video, over time:
I
n
[
7
]
:
=
H
i
g
h
l
i
g
h
t
I
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,
,
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[
F
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a
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t
e
n
[
p
o
s
,
1
]
]
O
u
t
[
7
]
=
Overlay the detected bounding box on the original video frame:
I
n
[
8
]
:
=
V
i
d
e
o
F
r
a
m
e
M
a
p
H
i
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#
,
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B
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x
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s
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,
d
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d
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C
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&
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,
v
O
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t
[
8
]
=
See Also
YOLO V3 Trained on Open Images Data
Scaled-YOLO V4 Trained on MS-COCO Data
Related Symbols
ImageContainsQ
HighlightImage
ImageBoundingBoxes
ImagePosition
VideoMapTimeSeries
VideoFrameList
VideoFrameMap
ImageAssemble
ImageAdd
TimeSeriesMap
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