Application for Xiaomi Smart Camera Standard Edition (MJSXJ02HL) with RTSP and MQTT support. It is used in a custom firmware.
Attention! This firmware is no longer supported by the author. We recommend using OpenIPC.
- Install Hi3518Ev300 toolchain:
tar -zxf arm-himix100-linux.tgz
sudo ./arm-himix100-linux.install- Copy the libraries from directory
/usr/app/libof the original firmware to directory/opt/hisi-linux/x86-arm/arm-himix100-linux/target/usr/app/lib:
sudo mkdir -p /opt/hisi-linux/x86-arm/arm-himix100-linux/target/usr/app/lib
sudo chmod 777 /opt/hisi-linux/x86-arm/arm-himix100-linux/target/usr/app/lib
git clone https://github.com/kasitoru/mjsxj02hl_firmware
cp -a ./mjsxj02hl_firmware/firmware/app/lib/. /opt/hisi-linux/x86-arm/arm-himix100-linux/target/usr/app/lib/
rm -Rf mjsxj02hl_firmware- Clone the repository:
git clone https://github.com/kasitoru/mjsxj02hl_application
cd mjsxj02hl_application- Update submodules (optional):
make update-libs- Build application:
makeTo save time, you can disable the build of external shared libraries:
make SKIP_SHARED_LIBS=ON...and skip step №4.
Default config /usr/app/share/mjsxj02hl.conf:
[general]
name = My Camera ; Device name
led = true ; Enable onboard LED indicator
[logger]
level = 2 ; Log level (0 = disable, 1 = error, 2 = warning, 3 = info, 4 = debug)
file = ; Write log to file (empty for disable)
[osd]
enable = false ; Enable On-Screen Display (OSD)
oemlogo = true ; Display OEM logo (MI)
oemlogo_x = 2 ; X position of the OEM logo
oemlogo_y = 0 ; Y position of the OEM logo
oemlogo_size = 0 ; Size of the OEM logo (can take negative values)
datetime = true ; Display date and time
datetime_x = 48 ; X position of the date and time
datetime_y = 0 ; Y position of the date and time
datetime_size = 0 ; Size of the date and time (can take negative values)
motion = false ; Display detected motions in rectangles
humanoid = false ; Display detected humanoids in rectangles
[video]
gop = 1 ; Group of pictures (GOP) every N*FPS (20)
flip = false ; Flip image (all channels)
mirror = false ; Mirror image (all channels)
primary_type = 1 ; Video compression standard for primary channel (1 = h264, 2 = h265)
secondary_type = 1 ; Video compression standard for secondary channel (1 = h264, 2 = h265)
primary_bitrate = 1800 ; Bitrate for primary channel
secondary_bitrate = 900 ; Bitrate for secondary channel
primary_rcmode = 2 ; Rate control mode for primary channel (0 = constant bitrate, 1 = constant quality, 2 = variable bitrate)
secondary_rcmode = 2 ; Rate control mode for secondary channel (0 = constant bitrate, 1 = constant quality, 2 = variable bitrate)
[audio]
volume = 70 ; Audio volume level (0-100)
primary_enable = true ; Enable audio for primary channel
secondary_enable = true ; Enable audio for secondary channel
[speaker]
volume = 70 ; Speaker volume level (0-100)
type = 1 ; Default file format (1 = PCM, 2 = G711)
[alarm]
enable = true ; Enable alarms
motion_sens = 150 ; Motion sensitivity (1-255)
humanoid_sens = 150 ; Humanoid sensitivity (1-255)
motion_timeout = 60 ; Motion timeout (in seconds)
humanoid_timeout = 60 ; Humanoid timeout (in seconds)
motion_detect_exec = ; Execute the command when motion is detected (empty for disable)
humanoid_detect_exec = ; Execute the command when humanoid is detected (empty for disable)
motion_lost_exec = ; Execute the command when motion is lost (empty for disable)
humanoid_lost_exec = ; Execute the command when humanoid is lost (empty for disable)
[rtsp]
enable = true ; Enable RTSP server
port = 554 ; Port number
username = ; Username (empty for disable)
password = ; Password
primary_name = primary ; Name of the primary channel
secondary_name = secondary ; Name of the secondary channel
primary_multicast = false ; Use multicast for primary channel
secondary_multicast = false ; Use multicast for secondary channel
primary_split_vframes = true ; Split video frames into separate packets for primary channel
secondary_split_vframes = true ; Split video frames into separate packets for secondary channel
[mqtt]
enable = false ; Enable MQTT client
server = ; Server address
port = 1883 ; Port number
username = ; Username (empty for anonimous)
password = ; Password (empty for disable)
topic = mjsxj02hl ; Name of the root topic
qos = 1 ; Quality of Service (0, 1 or 2)
retain = true ; Retained messages
reconnection_interval = 60 ; Reconnection interval (in seconds)
periodical_interval = 60 ; Interval of periodic message (in seconds)
discovery = homeassistant ; Discovery prefix (https://www.home-assistant.io/docs/mqtt/discovery/#discovery-topic)
[night]
mode = 2 ; Night mode (0 = off, 1 = on, 2 = auto)
gray = 2 ; Grayscale (0 = off, 1 = on, 2 = auto)mjsxj02hl [<action> [options...]]Running without arguments starts the main thread of the application.
--config <filename> Specify the location of the configuration file for the main thread of application.
--factory-reset Reset device settings to default values. Attention: this action cannot be undone!
--get-image <filename> Output the camera image to a file. Requires a running main thread of mjsxj02hl application.
--help Display help message.
Network URL: rtsp://[<rtsp_user>:<rtsp_password>@]<ip-address>:<port>/<channel_name>
Example: rtsp://192.168.1.18:554/primary or rtsp://user:[email protected]:554/secondary
<root_topic>: The value is set in the settings file (section: mqtt, name: topic). It is recommended to use the same value for all devices.
<device_name>: Value based on a parameter in the settings file (section: general, name: name). It is converted to lowercase, all characters except letters and numbers are cut off, spaces are replaced with underscores.
Topic: <root_topic>/<device_name>/cmd
Execute the specified command on the device.
| Command | Parameters | Description | Example payload |
|---|---|---|---|
get_image |
filename (string) |
Save the image to the specified file (JPEG, 640x360). | { "action": "get_image", "filename": "/mnt/mmc/image.jpg" } |
set_volume |
value (integer) |
Set volume level for speaker (0-100). | { "action": "set_volume", "value": 100 } |
play_media |
filename (string), type (string, optional), volume (integer, optional) |
Play the specified media file. Two types are supported: "pcm" (WAV, 8000 hz, 16-bit, mono) and "g711" (A-Law, 8000 hz, 16-bit, mono). | { "action": "play_media", "filename": "/mnt/mmc/media.wav", "type": "pcm", "volume": 75 } |
stop_media |
Stop current playback. | { "action": "stop_media" } | |
system |
command (string) |
Execute the system (shell) command. | { "action": "system", "command": "poweroff -f" } |
restart |
Restart the main thread of mjsxj02hl application | { "action": "restart" } | |
reboot |
Reboot the device. | { "action": "reboot" } |
Topic: <root_topic>/<device_name>/status
This is a topic where availability status of the device is published (online or offline).
Topic: <root_topic>/<device_name>/info
This is a topic where general device state is published.
| Field | Description |
|---|---|
fw_version |
Version of the firmware. |
ip_address |
IP address of the device. |
hw_temp |
Temperature from chip's internal sensor. |
total_ram |
The total size of RAM. |
free_ram |
The size of the free RAM. |
total_sdmem |
The total size of SD-card. |
free_sdmem |
The size of free space on the SD-card. |
total_configs |
Total size of the configs partition. |
free_configs |
The size of free space on the configs partition. |
volume_level |
Current volume level of the speaker. |
media_status |
Playback status (0 = stopped, 1 = playing, 2 = stopping). |
image_url |
URL address of the JPEG image from the camera. |
Topic: <root_topic>/<device_name>/alarm
This is a topic where motion detection events is published.
| Field | Description |
|---|---|
motion |
Motion detection state. |
humanoid |
Humanoid detection state. |
Topic: <root_topic>/<device_name>/night
This is a topic where the state of night mode is published.
| Field | Description |
|---|---|
state |
Night mode state. |
gray |
Grayscale state. |
- yyjson: https://github.com/ibireme/yyjson
- inih: https://github.com/benhoyt/inih
- paho.mqtt.c: https://github.com/eclipse/paho.mqtt.c
- RtspServer: https://github.com/PHZ76/RtspServer
- ipctool: https://github.com/OpenIPC/ipctool
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