SSTV Encoder

This app sends images via Slow-Scan Television (SSTV).

SSTV Encoder - Send Images via SSTV

"SSTV Encoder" is an open-source Android app that enables users to send images using various Slow-Scan Television (SSTV) modes. It supports Martin, PD, Scottie, Robot, and Wraase modes, providing flexibility in image transmission. Users can easily load images, add text overlays, and manage their sending process. The app offers features like saving images as WAVE files and comes with a separate SSTV image decoder. Discover seamless image communication through SSTV with the SSTV Encoder app.
Install from Google Play Store

App stats

Version: 2.11 (Last updated: 2024-08-18)
Creation date: 2015-01-05
Permissions
Photos/Media/Files: read the contents of your USB storage, modify or delete the contents of your USB storage
Storage: read the contents of your USB storage, modify or delete the contents of your USB storage

Ranking

Other platforms

js Encoder (v2.0.1)
4.00 (4) 430
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App summary

This app sends images via Slow-Scan Television (SSTV).

- Open Source Code -

https://github.com/olgamiller/SSTVEncoder2

- Supported Modes -

Martin Modes: Martin 1, Martin 2
PD Modes: PD 50, PD 90, PD 120, PD 160, PD 180, PD 240, PD 290
Scottie Modes: Scottie 1, Scottie 2, Scottie DX
Robot Modes: Robot 36 Color, Robot 72 Color
Wraase Modes: Wraase SC2 180

The mode specifications are taken from the Dayton Paper,
JL Barber, "Proposal for SSTV Mode Specifications", 2000:
http://www.barberdsp.com/downloads/Dayton%20Paper.pdf

- Image -

Tap "Take Picture" or "Pick Picture" menu button or
use the Share option of any app like Gallery to load an image.

To keep the aspect ratio, black borders will be added if necessary.
Original image can be resend using another mode without reloading.

After image rotation or mode changing the image
will be scaled to that mode's native size.

After closing the app the loaded image will not be stored.

- Text Overlay -

Single tap to add a text overlay.
Single tap on text overlay to edit it.
Long press to move text overlay.
Remove the text to remove a text overlay.

After closing the app all text overlays
will be stored and reloaded when restarting.

- Options Menu -

"Play" - Sends the image.
"Stop" - Stops the current sending and empties the queue.
"Pick Picture" - Opens an image viewer app to select a picture.
"Take Picture" - Starts a camera app to take a picture.
"Save as WAVE File" - Creates a wave file in the Music folder in SSTV Encoder album.
"Rotate Image" - Rotates the image by 90 degrees.
"Modes" - Lists all supported modes.

- SSTV Image Decoder -

Open Source Code:
https://github.com/xdsopl/robot36/tree/android

On Google Play the working app "Robot36 - SSTV Image Decoder":
https://play.google.com/store/apps/details?id=xdsopl.robot36

User reviews

These summaries are automatically generated weekly using AI based on recent user reviews. Google Play Store does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
Pros
  • Very fun and entertaining app
  • Works well with various hardware setups (microphone, cables)
  • Multiple modes for sending images via sound
  • Highly recommended by users for SSTV image encoding
  • Positive responses and high satisfaction reported
Cons
  • Lack of support for black and white modes
  • Issues with saving audio files (0kb files)
  • Limited modes available compared to user expectations
  • Confusing operation for some users, especially regarding transmission
  • Poor layout and customization options (fonts, colors, save locations)
Most mentioned
  • Supports a variety of encoding modes
  • Works with both microphone and direct connections
  • Requests for additional features like text overlay editing and GPS integration
User reviews
extremely cool quite a few options for sending images via sound pd240, Scotty DX, and waase sc2 180 work best for high quality images whereas Martin 2, pd50, Scotty 2 and robot 36 are going to be your fastest options
by Mitchek, 2024-12-08

very fun, cool and funny app
by Afonso Cruz, 2024-11-13

Love the app, I would just love for some support for black and white modes like robot 8
by Walter Retlaw, 2024-11-09
View all user reviews