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#  HADES-SA SSDV Image Creator(SAIC) ver.1.1
#  Windows Console Program written in Python3
#  Released on April 6, 2026
#  (c) 2026- JA3TDW/Fumio Asai All Rights Reserved
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1.What is HADES-SA SSDV Image Creator(SAIC)?
 SAIC is a software for creating images from HADES-SA
 SSDV frame data stored in the open satellite database
 SatNOGS. Although it's originally a Python3 script, its
 executable program(saic.exe) is created using Nuitka.

2.Oprating environment
1)It works on the Japanese version of Windows 11 Home 64bit.
 It should work on other language versions ​​too.
 Python3 executable environment is not required.
2)SAIC calls the SSDV image data encoding/decoding software
 to create the image. Make the executable program(ssdv.exe)
 from the source files on the following website and place it
 in the same folder as SAIC.
 https://github.com/fsphil/ssdv
*ssdv.exe can be downloaded from the following website:
 https://github.com/NothingCooker/ssdv-minimodem-windows-builds

3.How to use
1)Download a HADES-SA csv file from SatNOGS.
2)Execute saic.exe. Enter csv file name and image ID.
  Then, csv file(xx_output.csv), bin file(xx_output.bin)
   and jpg file(xx_output.jpg) are created respectively. 
   xx indicates image ID.
*The extracted SSDV frame data are deduplicated, sorted in
 order of packet ID and saved in the csv file.  
*The bin file is the binary file for ssdv.exe.

--------- Sample of SAIC screenshot --------
HADES-SA SSDV Image Creator(SAIC) ver.1.1

Input csv file:input.csv
Press Enter key if csv file name is OK
Enter input csv file name:
Enter image ID:E0

Set input csv file:c:\Vpy/input.csv
Set image ID:E0=>224
Found last packet
Created SSDV frame file :E0_output.csv
Created SSDV binary file:E0_output.bin

Creating SSDV Image using ssdv.exe...
Callsign: 2-R3-R
Image ID: E0
Resolution: 320x240
MCU blocks: 300
Sampling factor: 2x2
Quality level: 7
Read 40 packets
done
SAIC is going to close in 10 seconds...
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*Release notes
1)April 6,2026:Released ver.1.1
  Added some information messages displayed on the screen.
2)April 2,2026:Released ver.1.0.
