3.5. Max-reduction Parameters

The max-reduction generation program is located here: ./bin/fmdt-maxred.

The following table summarizes the available parameters:

Argument	Type	Details
--vid-in-path	STRING	See Section 3.5.1.
--vid-in-start	INTEGER	See Section 3.5.2.
--vid-in-stop	INTEGER	See Section 3.5.3.
--vid-in-threads	INTEGER	See Section 3.5.4.
--trk-path	STRING	See Section 3.5.5.
--trk-id	BOOLEAN	See Section 3.5.6.
--trk-nat-num	BOOLEAN	See Section 3.5.7.
--trk-only-meteor	BOOLEAN	See Section 3.5.8.
--gt-path	STRING	See Section 3.5.9.
--fra-out-path	STRING	See Section 3.5.10.

3.5.1. --vid-in-path

Deprecated

--in-video

Type

STRING

Default

[empty]

Example

--vid-in-path ~/Videos/meteors.mp4

Input video path (supports also a path to a sequence of images path/basename_%05d.jpg).

3.5.2. --vid-in-start

Deprecated

--fra-start

Type

INTEGER

Default

0

Example

--vid-in-start 12

First frame id (included) to start the detection in the video sequence.

3.5.3. --vid-in-stop

Deprecated

--fra-end

Type

INTEGER

Default

0

Example

--vid-in-stop 42

Last frame id (included) to stop the detection in the video sequence. If set to 0, read entire video.

3.5.4. --vid-in-threads

Deprecated

--ffmpeg-threads

Type

INTEGER

Default

0

Example

--vid-in-threads 1

Select the number of threads to use to decode video input (in ffmpeg). If set to 0, ffmpeg chooses the number of threads automatically.

3.5.5. --trk-path

Deprecated

--in-tracks

Type

STRING

Default

[empty]

Example

--trk-path tracks.txt

The tracks file corresponding to the input video (generated from fmdt-detect). See Section 3.1.1 for the description of the expected text input format.

3.5.6. --trk-id

Deprecated

--show-id

Type

BOOLEAN

Example

--trk-id

Show the object ids on the output video and frames. Requires to link with OpenCV library (-DFMDT_OPENCV_LINK CMake option, see Section 2.2.1).

3.5.7. --trk-nat-num

Deprecated

--show-id

Type

BOOLEAN

Example

--trk-nat-num

Natural numbering of the object ids, work only if --trk-id is set.

3.5.8. --trk-only-meteor

Deprecated

--only-meteor

Type

BOOLEAN

Example

--trk-only-meteor

Show only meteors.

3.5.9. --gt-path

Deprecated

--in-gt

Type

STRING

Default

[empty]

Example

--gt-path gt.txt

File containing the ground truth. Ground truth file gives objects positions over time. Here is the expected text format of a line:

{otype} {fbeg} {xbeg} {ybeg} {fend} {xend} {yend}

The tracks file corresponding to the input video (generated from fmdt-detect). See Section 3.1.1 for the description of the expected text input format.

3.5.10. --fra-out-path

Deprecated

--out-frame

Type

STRING

Default

[empty]

Example

--fra-out-path maxred.png

Path of the output frame.