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- fix: record screen on Iphone #47

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- fix: record screen on Iphone #47

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a622173
- fix: record screen on Iphone
tranhieu1998-it Sep 30, 2024
27a3b4f
style: format code
tranhieu1998-it Oct 1, 2024
0c00351
style: format style
tranhieu1998-it Oct 2, 2024
f037158
Merge branch 'main' into main
martijn00 Oct 8, 2024
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32 changes: 21 additions & 11 deletions lib/src/exporter.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -30,8 +30,8 @@ class Exporter {
}
final bytesImages = <RawFrame>[];
for (final frame in _frames) {
final bytesImage =
await frame.image.toByteData(format: ui.ImageByteFormat.png);
const ui.ImageByteFormat format = ui.ImageByteFormat.png;
final bytesImage = await frame.image.toByteData(format: format);

if (frame.image.width >= _maxWidthFrame) {
_maxWidthFrame = frame.image.width;
Expand All @@ -55,8 +55,8 @@ class Exporter {
if (frames == null) {
return null;
}
return compute(
_exportGif, DataHolder(frames, _maxWidthFrame, _maxHeightFrame));
DataHolder dataHolder = DataHolder(frames, _maxWidthFrame, _maxHeightFrame);
return compute(_exportGif, dataHolder);
}

static Future<List<int>?> _exportGif(DataHolder data) async {
Expand Down Expand Up @@ -98,15 +98,26 @@ class Exporter {
static image.PaletteUint8 _convertPalette(image.Palette palette) {
final newPalette = image.PaletteUint8(palette.numColors, 4);
for (var i = 0; i < palette.numColors; i++) {
newPalette.setRgba(
i, palette.getRed(i), palette.getGreen(i), palette.getBlue(i), 255);
num r = palette.getRed(i);
num g = palette.getGreen(i);
num b = palette.getBlue(i);
newPalette.setRgba(i, r, g, b, 255);
}
return newPalette;
}

static image.Image _encodeGifWIthTransparency(image.Image srcImage,
{int transparencyThreshold = 1}) {
final newImage = image.quantize(srcImage);
static image.Image _encodeGifWIthTransparency(
image.Image srcImage, {
int transparencyThreshold = 1,
}) {
var format = srcImage.format;
image.Image image32;
if (format != image.Format.int8) {
image32 = srcImage.convert(format: image.Format.uint8);
} else {
image32 = srcImage;
}
final newImage = image.quantize(image32);

// GifEncoder will use palette colors with a 0 alpha as transparent. Look at the pixels
// of the original image and set the alpha of the palette color to 0 if the pixel is below
Expand All @@ -121,8 +132,7 @@ class Exporter {
for (final srcPixel in srcFrame) {
if (srcPixel.a < transparencyThreshold) {
final newPixel = newFrame.getPixel(srcPixel.x, srcPixel.y);
palette.setAlpha(
newPixel.index.toInt(), 0); // Set the palette color alpha to 0
palette.setAlpha(newPixel.index.toInt(), 0); // Set the palette color alpha to 0
}
}

Expand Down
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