SSTV Encoder

about

description

<h3>Modes</h3> Supported SSTV modes: <ul> <li><b>Martin Modes</b>: Martin 1, Martin 2</li> <li><b>PD Modes</b>: PD 50, PD 90, PD 120, PD 160, PD 180, PD 240, PD 290</li> <li><b>Robot Modes</b>: Robot 36 Color, Robot 72 Color</li> <li><b>Scottie Modes</b>: Scottie 1, Scottie 2, Scottie DX</li> <li><b>Wraase Modes</b>: Wraase SC2 180</li> </ul> The mode specifications are taken from the Dayton Paper, JL Barber, "Proposal for SSTV Mode Specifications", 2000:<br> <a href='http://www.barberdsp.com/downloads/Dayton%20Paper.pdf'>http://www.barberdsp.com/downloads/Dayton%20Paper.pdf</a> <h3>Image</h3> To load an image: <ul> <li>tap <b>"Take Picture"</b> or <b>"Pick Picture"</b> menu button, or <li>use the <b>Share</b> option of an app like e.g. Gallery. </ul> To keep the aspect ratio, black borders will be added if necessary.<br> Original image can be resend using another mode without reloading.<br> After image rotation or mode changing the image will be scaled to that mode's native size.<br> After closing the app the loaded image will not be stored. <h3>Text Overlay</h3> Actions for working with text overlays: <ul> <li>Single tap <b>to add</b> a text overlay.</li> <li>Single tap on text overlay <b>to edit</b> it.</li> <li>Long press <b>to move</b> text overlay.</li> <li>Remove the text <b>to remove</b> a text overlay.</li> </ul> After closing the app all text overlays will be stored and reloaded when restarting. <h3>Menu</h3> Available menu options: <ul> <li><b>"Play"</b>: Sends the image</li> <li><b>"Stop"</b>: Stops the current sending and empties the queue</li> <li><b>"Pick Picture"</b>: Opens an image viewer app to select a picture</li> <li><b>"Take Picture"</b>: Starts a camera app to take a picture</li> <li><b>"Save as WAVE File"</b>: Creates a wave file in the Music folder in SSTV Encoder album</li> <li><b>"Transform Image"</b>:</li> <ul> <li><b>"Rotate"</b>: Rotates the image by 90 degrees</li> <li><b>"Reset"</b>: Resets image rotation and scaling</li> </ul> <li><b>"Modes"</b>: Lists all supported modes</li> </ul>

publisher

78ce6faa72264387284e647ba6938995735ec8c7d5c5a65737e55130f026307d

first seen

2026-10-08T23:33:13.867001+00:00

last event

2026-08-31 19:04 UTC

install

zapstore.dev or any Zapstore-compatible client

source & build

repository

https://github.com/olgamiller/sstvencoder2

arch flags

android-arm64-v8a

manifest

missing

releases (kind 30063)

1 release indexed; latest Version2.14.

assets & verification

Every app, release and asset event is schnorr-verified (NIP-01 id + signature) before it enters the catalog, and assets are content-addressed by sha256. We subscribe read-only to the catalog relay — never write to it.

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