buffer_image 0.3.3
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A library for modify and display rgba format image data.

BufferImage #

pub package

A library for modify and display rgba format image data.

preview #

demo code:

// create ImageProvider
BufferImage bufferImage = BufferImage(100, 100);
for (int i = 0; i < 100; i++) {
    for (int j = 0; j < 100; j++) {
    bufferImage.setColor(
        i, j, Colors.primaries[(i * 100 + j) % Colors.primaries.length]);
    }
}
image = RgbaImage.fromBufferImage(bufferImage, scale: 1);
bufferImage.resize(2);
scaleImage = RgbaImage.fromBufferImage(bufferImage, scale: 1);


// display Image
Center(
    child: Column(
        mainAxisAlignment: MainAxisAlignment.spaceAround,
        children: <Widget>[
        Image(
            image: image,
        ),
        Image(
            image: scaleImage,
        ),
        ],
    ),
)

Preview

Features #

  • [x] BufferImage for edit the pixel image
  • [x] ImageProvider for display in Image Widget
  • [x] Scale the image (Nearest sample mode and Bilinear sample mode is available)
  • [x] Color/Image mask with a blend mode
  • [x] Rotate
  • [x] drawRect drawImage
  • [x] clipPath drawPath
  • [x] GrayImage
  • [ ] ImageProvider optimize
  • [ ] any more...

Flutter #

This project is a starting point for a Dart package, a library module containing code that can be shared easily across multiple Flutter or Dart projects.

For help getting started with Flutter, view our online documentation, which offers tutorials, samples, guidance on mobile development, and a full API reference.

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Publisher

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A library for modify and display rgba format image data.

Repository (GitHub)
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Documentation

API reference

License

Apache 2.0 (LICENSE)

Dependencies

flutter

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