## Parrot Anafi findings:

AMBA H22 camera processor

#### AMBA commands

````
chklowspd
chmod
cleandir
clear
crc32sum
dmesg
echo
false
fwupdate
help
loadbin
memtest
mkdir
randvrfy
readb
readl
readw
reboot
rmdir
savebin
saveimage
sleep
thruput
true
writeb
writel
writew
shell
````


````
 gop [stream] [m] [n] [idr] : set gop structure
 blend [on|off] : Enable video encode blending
 frate [sec]: Show frame rate in sec
 brate_chg [stream] [bitrate]: Chage bitrate
 brate [sec] : Show bitrate in sec
 vbr [on|off] : Enable VBR control
 int_cap [on|off|rec]: Enable interval capture
 rotate [0: none
         1: h-flip
         2: rotate_90
         3: rotate_90 + v-flip
         4: h-flip + v-flip
         5: v-flip
         6: rotate_90 + v-flip + h-flip
         7: rotate_90 + h-flip]
 video_coding [stream] [none(0)/h264(1)/mjpeg(2)/hevc(3)]: video coding
 audio_coding [none(0)/aac(1)/pcm(2)]: audio coding
 vidthm [on|all|off] : get video thumbnail when starting encode
 mjpg [on|off] : Enable/Disable 1080p30 2nd stream as MJPEG or H264
 streaming [on|off] : Enable/Disable video streaming
 rtsp [on|off] : Enable/Disable rtsp streaming

````
````
Usage: t parrot [option]
       hwtest: hardware tests
       vendor: vendor data functions
       pshm:   pshm tests
       test:   parrot specific tests
       ulog:   ulog configuration
       eeprom: eeprom utils
       gimbal: gimbal configuration
       imu:    imu configuration
       eis:    eis configuration
       spit:   spit utils
       shell:  lock/unlock UART shell
````

t parrot imu

Usage: imu [start|stop|state|calibrate]
* imu start : start imu acquisition
* imu stop  : stop imu acquisition
* imu state : dump imu acquisition & calibration state
* imu calibrate : start imu calibration

Usage: t parrot eis status|enable|disable|phi <deg>|theta <deg>|psi <deg>|vsync_delay <us>|ref_delay <delay>|convergence <val>

* status: print current status
* enable: perform eis
* disable: bypass eis using default angles
* phi <deg>: add an extra roll angle to current view
* theta <deg>: add an extra pitch angle to current view
* psi <deg>: add an extra yaw angle to current view
* vsync_delay <us>: set vsync delay in us
* ref_delay <val>: set ref delay
* convergence <val>: set convergence coeff
* hdr_coeff <val>: set hdr coeff for eis exposure fusion (between 0 and 1)
* protection <enable/disable>: enable/disable margin protection
* warp_debug <video/photo>: dump warp log for next frame
* ae_conf <enable/disable> <oversampling_x> <oversampling_y> <metering_mode_id>: set ae roi computation config
* freq_range <min_freq_hz> <max_freq_hz>

````
Usage: t imgproc
         -ver
         -3a         [on|off]
         -3a ver
         -ae         [on|off]
         -ae info    [chNo]
         -awb        [on|off]
         -awb info   [chNo]
         -adj        [on|off]
         -exif_dbg   [0|1]
         -me         [Video|Still : 0|1] [ChNo] [ShtTime : us] [Gain : 1x 1000] [Dgain : Unit 4096] [IsoValue]
         -mwb        [Video|Still : 0|1] [ChNo] [GainR] [GainG] [GainB], Unit 4096
         -slowshutter[Video|Photo : 0|1] [SlowShutterStep : 0, 1, 2...
         -sharp      [Level : 0~6]
         -adjapptest savebin  [Video|Photo : 0|1] [TableNo] [path]
         -adjapptest loadbin  [Video|Photo : 0|1] [EnableTest : 0|1] [path]

````

#### Notes:

c:\amba_mtp.txt

c:\autoexec.ash