10.4 Video Player
Introduction
Video playing could play video on HMI project screen, it requires [customized object] and [file list] objects. Currently, the video format support by Wecon HMI are including ASF, AVI, MKV, MP4, RM, and FLV.
Configuration
1) Basic
The function address doesn’t have to be configured. DLL file name needs to be Custom_MoviePlayer.
2) Custom address
 ID1 is the address for storing the video file name (including the suffix), it could not be empty and the length is 32 words.
 ID2 is the address for video control. The occupying length is 1 word, also could not be empty. Please refer to below table for more information about controlling addresses.
Function
Address
Description
Play control
0th bit
HDX102.0
Bit for playing control: play the video file when this bit address is triggered
1st bit
HDX102.1
Bit for pause control: pause playing when this bit address is triggered, or resume playing after pause
2nd bit
HDX102.2
Bit for full screen control: maximize the video when this bit address is triggered
3rd bit
HDX102.3
Last video: play the last video when this bit address is triggered.
4th bit
HDX102.4
Next video: play the next video when this bit address is triggered.
5th bit
HDX102.5
Volume increase: increased by 10
6th bit
HDX102.6
Volume decrease: decreased by 10
Mode selection
7th bit
HDX102.7
Once: only play current video file once
8th bit
HDX102.8
Single cycle: repeat to play current video file
9th bit
HDX102.9
Order: play video file of the list and stop after done
10th bit
HDX102.10
Repeat in order: repeat to play the video file of the list
 ID3 is the address for the play state of the video. The occupying length is 1 word, also could not be empty. 0 means the play statue is stop, 1 means it is playing.
 ID4 is the address for the video volume. The occupying length is 1 word, also could not be empty
 ID5 is the address for the video file path. The occupying length is 1 word, also could not be empty. Please Refer to below table for more information.
Value
Video file path
Description
0
USB flash disk
Please create a folder named mp4 in the U disk directory to store the video files to be played.
1
SD card
Please create a folder named mp4 in the SD card directory to store the video files to be played.
2
HMI flash
Copy the video files to the mp4 folder in the directory of flash
Operating procedures of File list object settings
Configure the customized object as the above picture
Configure the file list object as below:
1) Select the directory as the MP4 folder in USB flash disk. Set the file name address as HDW150
2) Create a folder named MP4 in the SD card directory to store the video files to be played.
3) Add the video controlling address, refer to the above video controlling address table
4) Compile the project and download it to HMI, trigger the bit address to play the video from the list.
Note:
1) Only 9000 series HMI with video module could support this function, and video playing is not active during offline simulation.
2) When using a USB flash drive or SD card to store video files, it is forbidden to remove the USB flash drive or SD card during video playing. Otherwise, the HMI display would be abnormal.
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