public SKImageInfo(int width, int height)
{
this.width = width;
this.height = height;
this.colorType = PlatformColorType;
this.alphaType = SKAlphaType.Premul;
}
public static SKBitmap?ToBitmap(this SKPicture skPicture, SKColor background, float scaleX, float scaleY, SKColorType skColorType, SKAlphaType skAlphaType)
#endif
{
float width = skPicture.CullRect.Width * scaleX;
float height = skPicture.CullRect.Height * scaleY;
if (width > 0 && height > 0)
{
#if USE_COLORSPACE
var skImageInfo = new SKImageInfo((int)width, (int)height, skColorType, skAlphaType, skColorSpace);
#else
var skImageInfo = new SKImageInfo((int)width, (int)height, skColorType, skAlphaType);
#endif
var skBitmap = new SKBitmap(skImageInfo);
using var skCanvas = new SKCanvas(skBitmap);
Draw(skPicture, background, scaleX, scaleY, skCanvas);
return(skBitmap);
}
return(null);
}
public static SKImage FromTexture(GRContext context, GRBackendTextureDesc desc, SKAlphaType alpha, SKImageTextureReleaseDelegate releaseProc, object releaseContext)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
var texture = new GRBackendTexture(desc);
return(FromTexture(context, texture, desc.Origin, desc.Config.ToColorType(), alpha, null, releaseProc, releaseContext));
}
public static SKSurface Create (int width, int height, SKColorType colorType, SKAlphaType alphaType, SKSurfaceProps props) => Create (new SKImageInfo (width, height, colorType, alphaType), props);
public static SKImage FromAdoptedTexture(GRContext context, GRBackendTexture texture, GRSurfaceOrigin origin, SKColorType colorType, SKAlphaType alpha)
{
return(FromAdoptedTexture(context, texture, origin, colorType, alpha, null));
}
public static SKImage FromTexture(GRContext context, GRBackendTextureDesc desc, SKAlphaType alpha)
{
return(FromTexture(context, desc, alpha, null, null));
}
public static SKImage FromTexture(GRContext context, GRBackendTexture texture, GRSurfaceOrigin origin, SKColorType colorType, SKAlphaType alpha, SKColorSpace colorspace, SKImageTextureReleaseDelegate releaseProc, object releaseContext)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (texture == null)
{
throw new ArgumentNullException(nameof(texture));
}
var cs = colorspace == null ? IntPtr.Zero : colorspace.Handle;
var del = releaseProc != null && releaseContext != null
? new SKImageTextureReleaseDelegate((_) => releaseProc(releaseContext))
: releaseProc;
var proxy = DelegateProxies.Create(del, DelegateProxies.SKImageTextureReleaseDelegateProxy, out _, out var ctx);
return(GetObject <SKImage> (SkiaApi.sk_image_new_from_texture(context.Handle, texture.Handle, origin, colorType, alpha, cs, proxy, (void *)ctx)));
}
public static SKImage FromTexture(GRContext context, GRBackendTexture texture, GRSurfaceOrigin origin, SKColorType colorType, SKAlphaType alpha, SKColorSpace colorspace, SKImageTextureReleaseDelegate releaseProc, object releaseContext)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (texture == null)
{
throw new ArgumentNullException(nameof(texture));
}
var cs = colorspace == null ? IntPtr.Zero : colorspace.Handle;
if (releaseProc == null)
{
return(GetObject <SKImage> (SkiaApi.sk_image_new_from_texture(context.Handle, texture.Handle, origin, colorType, alpha, cs, IntPtr.Zero, IntPtr.Zero)));
}
else
{
var ctx = new NativeDelegateContext(releaseContext, releaseProc);
return(GetObject <SKImage> (SkiaApi.sk_image_new_from_texture(context.Handle, texture.Handle, origin, colorType, alpha, cs, textureReleaseDelegate, ctx.NativeContext)));
}
}
public static SKImage FromTexture(GRRecordingContext context, GRBackendTexture texture, GRSurfaceOrigin origin, SKColorType colorType, SKAlphaType alpha) => FromTexture(context, texture, origin, colorType, alpha, null, null, null);
public static SKImage FromAdoptedTexture(GRContext context, GRBackendTexture texture, GRSurfaceOrigin origin, SKColorType colorType, SKAlphaType alpha, SKColorSpace colorspace) => FromAdoptedTexture((GRRecordingContext)context, texture, origin, colorType, alpha, colorspace);
public static SKImage FromTexture(GRContext context, GRBackendTexture texture, GRSurfaceOrigin origin, SKColorType colorType, SKAlphaType alpha, SKColorSpace colorspace, SKImageTextureReleaseDelegate releaseProc, object releaseContext) => FromTexture((GRRecordingContext)context, texture, origin, colorType, alpha, colorspace, releaseProc, releaseContext);
public static bool ToImage(this SKPicture skPicture, Stream stream, SKColor background, SKEncodedImageFormat format, int quality, float scaleX, float scaleY, SKColorType skColorType, SKAlphaType skAlphaType)
{
using (var skBitmap = skPicture.ToBitmap(background, scaleX, scaleY, skColorType, skAlphaType))
{
#endif
if (skBitmap == null)
{
return(false);
}
using var skImage = SKImage.FromBitmap(skBitmap);
using var skData = skImage.Encode(format, quality);
if (skData != null)
{
skData.SaveTo(stream);
return(true);
}
}
return(false);
}
public static bool ToImage(this SKPicture skPicture, Stream stream, SKColor background, SKEncodedImageFormat format, int quality, float scaleX, float scaleY, SKColorType skColorType, SKAlphaType skAlphaType, SKColorSpace skColorSpace)
{
using (var skBitmap = skPicture.ToBitmap(background, scaleX, scaleY, skColorType, skAlphaType, skColorSpace))
{
public static SKImage FromTexture(GRContext context, GRGlBackendTextureDesc desc, SKAlphaType alpha, SKImageTextureReleaseDelegate releaseProc, object releaseContext)
{
var texture = new GRBackendTexture(desc);
return(FromTexture(context, texture, desc.Origin, desc.Config.ToColorType(), alpha, null, releaseProc, releaseContext));
}
public static SKImage FromAdoptedTexture(GRContext context, GRGlBackendTextureDesc desc, SKAlphaType alpha)
{
unsafe {
var h = desc.TextureHandle;
var hPtr = &h;
var d = new GRBackendTextureDesc {
Flags = desc.Flags,
Origin = desc.Origin,
Width = desc.Width,
Height = desc.Height,
Config = desc.Config,
SampleCount = desc.SampleCount,
TextureHandle = (IntPtr)hPtr,
};
return(FromAdoptedTexture(context, d, alpha));
}
}
public static SKImage FromTexture(GRContext context, GRBackendTexture texture, GRSurfaceOrigin origin, SKColorType colorType, SKAlphaType alpha, SKColorSpace colorspace, SKImageTextureReleaseDelegate releaseProc)
{
return(FromTexture(context, texture, origin, colorType, alpha, colorspace, releaseProc, null));
}
public static SKImage FromTexture(GRContext context, GRBackendTextureDesc desc, SKAlphaType alpha, SKImageTextureReleaseDelegate releaseProc, object releaseContext)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (releaseProc == null)
{
return(GetObject <SKImage> (SkiaApi.sk_image_new_from_texture(context.Handle, ref desc, alpha, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero)));
}
else
{
var ctx = new NativeDelegateContext(releaseContext, releaseProc);
return(GetObject <SKImage> (SkiaApi.sk_image_new_from_texture(context.Handle, ref desc, alpha, IntPtr.Zero, textureReleaseDelegate, ctx.NativeContext)));
}
}
public static SKImage FromAdoptedTexture(GRContext context, GRGlBackendTextureDesc desc, SKAlphaType alpha)
{
var texture = new GRBackendTexture(desc);
return(FromAdoptedTexture(context, texture, desc.Origin, desc.Config.ToColorType(), alpha, null));
}
public static SKImage FromAdoptedTexture(GRContext context, GRBackendTextureDesc desc, SKAlphaType alpha)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
return(GetObject <SKImage> (SkiaApi.sk_image_new_from_adopted_texture(context.Handle, ref desc, alpha, IntPtr.Zero)));
}
public static SKImage FromAdoptedTexture(GRContext context, GRBackendTexture texture, GRSurfaceOrigin origin, SKColorType colorType, SKAlphaType alpha, SKColorSpace colorspace)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (texture == null)
{
throw new ArgumentNullException(nameof(texture));
}
var cs = colorspace == null ? IntPtr.Zero : colorspace.Handle;
return(GetObject <SKImage> (SkiaApi.sk_image_new_from_adopted_texture(context.Handle, texture.Handle, origin, colorType, alpha, cs)));
}
public SKPixmap WithAlphaType(SKAlphaType newAlphaType)
{
return(new SKPixmap(Info.WithAlphaType(newAlphaType), GetPixels(), RowBytes));
}
public static SKImage FromTexture(GRContext context, GRBackendTextureDesc desc, SKAlphaType alpha, SKImageTextureReleaseDelegate releaseProc)
{
return(FromTexture(context, desc, alpha, releaseProc, null));
}
public static SKSurface Create(int width, int height, SKColorType colorType, SKAlphaType alphaType, IntPtr pixels, int rowBytes, SKSurfaceProps props) => Create(new SKImageInfo(width, height, colorType, alphaType), pixels, rowBytes, props);
public SKBitmap (int width, int height, SKColorType colorType, SKAlphaType alphaType)
: this (new SKImageInfo (width, height, colorType, alphaType))
{
}
public static SKSurface Create(int width, int height, SKColorType colorType, SKAlphaType alphaType) => Create(new SKImageInfo(width, height, colorType, alphaType));
public static SKSurface Create (int width, int height, SKColorType colorType, SKAlphaType alphaType, IntPtr pixels, int rowBytes, SKSurfaceProps props) => Create (new SKImageInfo (width, height, colorType, alphaType), pixels, rowBytes, props);
public SKBitmap(int width, int height, SKColorType colorType, SKAlphaType alphaType)
: this(new SKImageInfo(width, height, colorType, alphaType))
{
}
public SKImageInfo(int width, int height, SKColorType colorType, SKAlphaType alphaType)
{
this.width = width;
this.height = height;
this.colorType = colorType;
this.alphaType = alphaType;
}
public static SKBitmap?ToBitmap(this SKPicture skPicture, SKColor background, float scaleX, float scaleY, SKColorType skColorType, SKAlphaType skAlphaType, SKColorSpace skColorSpace)
