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Description:

tapioca

Tapioca - a Flutter plugin for video editing #

Tapioca is a Flutter plugin for video editing on Android and iOS.
Note: Feedback welcome and Pull Requests are most welcome!
Previews #

No filter
Apply pink filter
Apply blue filter
Apply text filter
Apply image filter

Features #

Develop for iOS and Android from a single codebase
Edit videos(Apply filter, Overlay text and images)

Installation #
First, add tapioca as a dependency in your pubspec.yaml file.
iOS #
Add the following entry to your Info.plist file, located in <project root>/ios/Runner/Info.plist:

NSPhotoLibraryUsageDescription - Specifies the reason for your app to access the user’s photo library. This is called Privacy - Photo Library Usage Description in the visual editor.
NSPhotoLibraryAddUsageDescription - Specifies the reason for your app to get write-only access to the user’s photo library. This is called Privacy - Photo Library Additions Usage Description in the visual editor.

Android #
Step 1. Ensure the following permission is present in your Android Manifest file, located in <project root>/android/app/src/main/AndroidManifest.xml:
<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
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Step 2. Add the JitPack repository to your Android build file, located in <project root>/android/build.gradle:
allprojects {
repositories {
...
maven { url 'https://jitpack.io' }
}
}

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Usage #
import 'package:tapioca/tapioca.dart';
import 'package:path_provider/path_provider.dart';

final tapiocaBalls = [
TapiocaBall.filter(Filters.pink),
TapiocaBall.imageOverlay(imageBitmap, 300, 300),
TapiocaBall.textOverlay("text",100,10,100,Color(0xffffc0cb)),
];
var tempDir = await getTemporaryDirectory();
final path = '${tempDir.path}/result.mp4';
final cup = Cup(Content(videoPath), tapiocaBalls);
cup.suckUp(path).then((_) {
print("finish processing");
});
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TapiocaBall #
TapiocaBall is a effect to apply to the video.

TapiocaBall
Effect

TapiocaBall.filter(Filters filter)
Apply color filter

TapiocaBall.textOverlay(String text, int x, int y, int size, Color color)
Overlay text

TapiocaBall.imageOverlay(Uint8List bitmap, int x, int y)
Overlay images

Content #
Content is a class to wrap a video file.
Cup #
Cup is a class to wrap a Content object and List<TapiocaBall> object.
You can edit the video by executing .suckUp().
Supported Formats #

On iOS, the backing video editor is AVFoundation.
please refer here for list of supported video formats.
On Android, the backing video editor is Mp4Composer-android,
The supported format is only MP4.

Articles #

“Tapioca”, the flutter package to edit videos easily and not using FFmpeg

Contributing #
Contributions are welcomed!

Report bugs and scenarios that are difficult to implement
Report parts of the documentation that are unclear
Update the documentation / add examples
Implement new features by making a pull-request

Please see the following guidelines when modifying the repository
Contributing
Community #
Questions and proposals are most welcome!