/// <inheritdoc />
public Task Save(CompressedBitmapFormat format, float quality, Stream target)
{
ImageEncoder encoder = null;
int qualityPercent = (int)(100 * quality);
switch (format)
{
case CompressedBitmapFormat.Jpeg:
encoder = new JpegEncoder();
((JpegEncoder)encoder).Quality = qualityPercent;
break;
case CompressedBitmapFormat.Png:
encoder = new PngEncoder();
if (qualityPercent == 100)
{
((PngEncoder)encoder).Compression = PngCompression.None;
}
else if (qualityPercent < 10)
{
((PngEncoder)encoder).Compression = PngCompression.Level1;
}
else
{
((PngEncoder)encoder).Compression = (PngCompression)(qualityPercent / 10);
}
break;
}
encoder.SetResolution(new Tizen.Multimedia.Size((int)Width, (int)Height));
return(encoder.EncodeAsync(Inner.Buffer, target));
}
public Task Save(CompressedBitmapFormat format, float quality, Stream target)
{
return(Task.Run(() => {
#if UIKIT
var data = format == CompressedBitmapFormat.Jpeg ? inner.AsJPEG((float)quality) : inner.AsPNG();
data.AsStream().CopyTo(target);
#else
#if UNIFIED
var rect = new CoreGraphics.CGRect();
#else
var rect = new RectangleF();
#endif
var cgImage = inner.AsCGImage(ref rect, null, null);
var imageRep = new NSBitmapImageRep(cgImage);
var props = format == CompressedBitmapFormat.Png ?
new NSDictionary() :
new NSDictionary(new NSNumber(quality), new NSString("NSImageCompressionFactor"));
var type = format == CompressedBitmapFormat.Png ? NSBitmapImageFileType.Png : NSBitmapImageFileType.Jpeg;
var outData = imageRep.RepresentationUsingTypeProperties(type, props);
outData.AsStream().CopyTo(target);
#endif
}));
}
public Task Save(CompressedBitmapFormat format, float quality, Stream target)
{
return Task.Run(() => {
var data = format == CompressedBitmapFormat.Jpeg ? inner.AsJPEG((float)quality) : inner.AsPNG();
data.AsStream().CopyTo(target);
});
}
public async Task Save(CompressedBitmapFormat format, float quality, Stream target)
{
string installedFolderImageSourceUri = _inner.UriSource.OriginalString.Replace("ms-appx:/", string.Empty);
var wb = new WriteableBitmap(_inner.PixelWidth, _inner.PixelHeight);
var file = await StorageFile.GetFileFromPathAsync(_inner.UriSource.OriginalString);
await wb.SetSourceAsync(await file.OpenReadAsync());
await new WriteableBitmapImageBitmap(wb).Save(format, quality, target).ConfigureAwait(false);
}
public Task Save(CompressedBitmapFormat format, float quality, Stream target)
{
return(Task.Run(() => {
var formatName = format == CompressedBitmapFormat.Jpeg ? "jpeg" : "png";
var param = format == CompressedBitmapFormat.Jpeg ? "quality" : "compression";
byte[] buffer = inner.SaveToBuffer(formatName, new [] { param }, new [] { quality.ToString() });
using (var ms = new MemoryStream(buffer)) {
ms.CopyTo(target);
}
}));
}
public Task Save(CompressedBitmapFormat format, float quality, Stream target)
{
return Task.Run(() => {
var formatName = format == CompressedBitmapFormat.Jpeg ? "jpeg" : "png";
var param = format == CompressedBitmapFormat.Jpeg ? "quality" : "compression";
byte[] buffer = inner.SaveToBuffer(formatName, new [] { param }, new [] { quality.ToString() });
using (var ms = new MemoryStream(buffer)) {
ms.CopyTo(target);
}
});
}
public Task Save(CompressedBitmapFormat format, float quality, Stream target)
{
return Task.Run(() => {
if (format == CompressedBitmapFormat.Jpeg) {
var jpgEncoder = GetEncoder(ImageFormat.Jpeg);
var encoderParams = new EncoderParameters(1);
var encoderParam = new EncoderParameter(System.Drawing.Imaging.Encoder.Quality, (int)(quality * 100.0f));
encoderParams.Param[0] = encoderParam;
inner.Save(target, jpgEncoder, encoderParams);
} else {
inner.Save(target, ImageFormat.Png);
}
});
}
public Task Save(CompressedBitmapFormat format, float quality, Stream target) =>
Task.Run(delegate {
if (format != CompressedBitmapFormat.Jpeg)
{
this.inner.Save(target, ImageFormat.Png);
}
else
{
ImageCodecInfo encoder = this.GetEncoder(ImageFormat.Jpeg);
EncoderParameters encoderParams = new EncoderParameters(1);
EncoderParameter parameter = new EncoderParameter(Encoder.Quality, (long)((int)(quality * 100f)));
encoderParams.Param[0] = parameter;
this.inner.Save(target, encoder, encoderParams);
}
});
public Task Save(CompressedBitmapFormat format, float quality, Stream target)
{
return(Task.Run(() =>
{
var encoder = format == CompressedBitmapFormat.Jpeg ?
(BitmapEncoder) new JpegBitmapEncoder()
{
QualityLevel = (int)(quality * 100.0f)
} :
(BitmapEncoder) new PngBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(inner));
encoder.Save(target);
}));
}
public async Task Save(CompressedBitmapFormat format, float quality, Stream target)
{
// NB: Due to WinRT's brain-dead design, we're copying this image
// like three times. Let Dreams Soar.
var rwTarget = new InMemoryRandomAccessStream();
var fmt = format == CompressedBitmapFormat.Jpeg ? BitmapEncoder.PngEncoderId : BitmapEncoder.JpegEncoderId;
var encoder = await BitmapEncoder.CreateAsync(fmt, rwTarget, new[] { new KeyValuePair<string, BitmapTypedValue>("ImageQuality", new BitmapTypedValue(quality, PropertyType.Single)) });
var pixels = new byte[inner.PixelBuffer.Length];
await inner.PixelBuffer.AsStream().ReadAsync(pixels, 0, (int)inner.PixelBuffer.Length);
encoder.SetPixelData(BitmapPixelFormat.Bgra8, BitmapAlphaMode.Premultiplied, (uint)inner.PixelWidth, (uint)inner.PixelHeight, 96, 96, pixels);
await encoder.FlushAsync();
await rwTarget.AsStream().CopyToAsync(target);
}
public async Task Save(CompressedBitmapFormat format, float quality, Stream target)
{
// NB: Due to WinRT's brain-dead design, we're copying this image
// like three times. Let Dreams Soar.
var rwTarget = new InMemoryRandomAccessStream();
var fmt = format == CompressedBitmapFormat.Jpeg ? BitmapEncoder.JpegEncoderId : BitmapEncoder.PngEncoderId;
var encoder = await BitmapEncoder.CreateAsync(fmt, rwTarget, new[] { new KeyValuePair <string, BitmapTypedValue>("ImageQuality", new BitmapTypedValue(quality, PropertyType.Single)) });
var pixels = new byte[inner.PixelBuffer.Length];
await inner.PixelBuffer.AsStream().ReadAsync(pixels, 0, (int)inner.PixelBuffer.Length);
encoder.SetPixelData(BitmapPixelFormat.Bgra8, BitmapAlphaMode.Premultiplied, (uint)inner.PixelWidth, (uint)inner.PixelHeight, 96, 96, pixels);
await encoder.FlushAsync();
await rwTarget.AsStream().CopyToAsync(target);
}
public Task Save(CompressedBitmapFormat format, float quality, Stream target)
{
return(Task.Run(() => {
if (format == CompressedBitmapFormat.Jpeg)
{
var jpgEncoder = GetEncoder(ImageFormat.Jpeg);
var encoderParams = new EncoderParameters(1);
var encoderParam = new EncoderParameter(System.Drawing.Imaging.Encoder.Quality, (int)(quality * 100.0f));
encoderParams.Param[0] = encoderParam;
inner.Save(target, jpgEncoder, encoderParams);
}
else
{
inner.Save(target, ImageFormat.Png);
}
}));
}
public Task Save(CompressedBitmapFormat format, float quality, Stream target) =>
Task.Run(delegate {
JpegBitmapEncoder encoder3;
if (format != CompressedBitmapFormat.Jpeg)
{
encoder3 = (JpegBitmapEncoder) new PngBitmapEncoder();
}
else
{
encoder3 = new JpegBitmapEncoder {
QualityLevel = (int)(quality * 100f)
};
}
BitmapEncoder encoder = encoder3;
encoder.Frames.Add(BitmapFrame.Create(this.inner));
encoder.Save(target);
});
public Task Save(CompressedBitmapFormat format, float quality, Stream target)
{
return(Task.Run(() => {
#if SILVERLIGHT
if (format == CompressedBitmapFormat.Png)
{
throw new PlatformNotSupportedException("WP8 can't save PNGs.");
}
var wb = new WriteableBitmap(inner);
wb.SaveJpeg(target, wb.PixelWidth, wb.PixelHeight, 0, (int)(quality * 100.0f));
#else
var encoder = format == CompressedBitmapFormat.Jpeg ?
(BitmapEncoder) new JpegBitmapEncoder()
{
QualityLevel = (int)(quality * 100.0f)
} :
(BitmapEncoder) new PngBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(inner));
encoder.Save(target);
#endif
}));
}
public async Task Save(CompressedBitmapFormat format, float quality, Stream target)
{
string installedFolderImageSourceUri = inner.UriSource.OriginalString.Replace("ms-appx:/", "");
var wb = new WriteableBitmap(inner.PixelWidth, inner.PixelHeight);
var file = await StorageFile.GetFileFromPathAsync(inner.UriSource.OriginalString);
await wb.SetSourceAsync(await file.OpenReadAsync());
await (new WriteableBitmapImageBitmap(wb).Save(format, quality, target));
}
public Task Save(CompressedBitmapFormat format, float quality, Stream target)
{
throw new NotSupportedException("You can't save resources");
}
public Task Save(CompressedBitmapFormat format, float quality, Stream target)
{
var fmt = format == CompressedBitmapFormat.Jpeg ? Bitmap.CompressFormat.Jpeg : Bitmap.CompressFormat.Png;
return(Task.Run(() => { inner.Compress(fmt, (int)quality * 100, target); }));
}
public Task Save(CompressedBitmapFormat format, float quality, Stream target) => this.Apply(x => x.Save(format, quality, target));
public Task Save(CompressedBitmapFormat format, float quality, Stream target)
{
return Task.Run(() => {
#if UIKIT
var data = format == CompressedBitmapFormat.Jpeg ? inner.AsJPEG((float)quality) : inner.AsPNG();
data.AsStream().CopyTo(target);
#else
#if UNIFIED
var rect = new CoreGraphics.CGRect();
#else
var rect = new RectangleF();
#endif
var cgImage = inner.AsCGImage(ref rect, null, null);
var imageRep = new NSBitmapImageRep(cgImage);
var props = format == CompressedBitmapFormat.Png ?
new NSDictionary() :
new NSDictionary(new NSNumber(quality), new NSString("NSImageCompressionFactor"));
var type = format == CompressedBitmapFormat.Png ? NSBitmapImageFileType.Png : NSBitmapImageFileType.Jpeg;
var outData = imageRep.RepresentationUsingTypeProperties(type, props);
outData.AsStream().CopyTo(target);
#endif
});
}
public Task Save(CompressedBitmapFormat format, float quality, Stream target)
{
return Task.Run(() => {
#if SILVERLIGHT
if (format == CompressedBitmapFormat.Png) {
throw new PlatformNotSupportedException("WP8 can't save PNGs.");
}
var wb = new WriteableBitmap(inner);
wb.SaveJpeg(target, wb.PixelWidth, wb.PixelHeight, 0, (int)(quality * 100.0f));
#else
var encoder = format == CompressedBitmapFormat.Jpeg ?
(BitmapEncoder)new JpegBitmapEncoder() { QualityLevel = (int)(quality * 100.0f) } :
(BitmapEncoder)new PngBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(inner));
encoder.Save(target);
#endif
});
}
public Task Save(CompressedBitmapFormat format, float quality, Stream target)
{
throw new NotSupportedException("You can't save resources");
}
public Task Save(CompressedBitmapFormat format, float quality, Stream target)
{
var fmt = format == CompressedBitmapFormat.Jpeg ? Bitmap.CompressFormat.Jpeg : Bitmap.CompressFormat.Png;
return Task.Run(() => { inner.Compress(fmt, (int)quality * 100, target); });
}
