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This commit is contained in:
Ali
2022-07-13 23:21:03 +02:00
parent d0b2c85d70
commit 42293bcf05
5 changed files with 210 additions and 157 deletions
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34
submodules/TelegramUI/Components/AnimationCache/Sources/ImageData.swift
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@@ -9,20 +9,20 @@ final class ImagePlane {
let components: Int
var data: Data
init(width: Int, height: Int, components: Int) {
init(width: Int, height: Int, components: Int, bytesPerRow: Int?) {
self.width = width
self.height = height
self.bytesPerRow = width * components
self.bytesPerRow = bytesPerRow ?? (width * components)
self.components = components
self.data = Data(count: width * components * height)
self.data = Data(count: self.bytesPerRow * height)
}
}
final class ImageARGB {
let argbPlane: ImagePlane
init(width: Int, height: Int) {
self.argbPlane = ImagePlane(width: width, height: height, components: 4)
init(width: Int, height: Int, bytesPerRow: Int?) {
self.argbPlane = ImagePlane(width: width, height: height, components: 4, bytesPerRow: bytesPerRow)
}
}
@@ -32,11 +32,11 @@ final class ImageYUVA420 {
let vPlane: ImagePlane
let aPlane: ImagePlane
init(width: Int, height: Int) {
self.yPlane = ImagePlane(width: width, height: height, components: 1)
self.uPlane = ImagePlane(width: width / 2, height: height / 2, components: 1)
self.vPlane = ImagePlane(width: width / 2, height: height / 2, components: 1)
self.aPlane = ImagePlane(width: width, height: height, components: 1)
init(width: Int, height: Int, bytesPerRow: Int?) {
self.yPlane = ImagePlane(width: width, height: height, components: 1, bytesPerRow: bytesPerRow)
self.uPlane = ImagePlane(width: width / 2, height: height / 2, components: 1, bytesPerRow: bytesPerRow)
self.vPlane = ImagePlane(width: width / 2, height: height / 2, components: 1, bytesPerRow: bytesPerRow)
self.aPlane = ImagePlane(width: width, height: height, components: 1, bytesPerRow: bytesPerRow)
}
}
@@ -92,8 +92,8 @@ extension ImageARGB {
}
}
func toYUVA420() -> ImageYUVA420 {
let resultImage = ImageYUVA420(width: self.argbPlane.width, height: self.argbPlane.height)
func toYUVA420(bytesPerRow: Int?) -> ImageYUVA420 {
let resultImage = ImageYUVA420(width: self.argbPlane.width, height: self.argbPlane.height, bytesPerRow: bytesPerRow)
self.toYUVA420(target: resultImage)
return resultImage
}
@@ -125,8 +125,8 @@ extension ImageYUVA420 {
}
}
func toARGB() -> ImageARGB {
let resultImage = ImageARGB(width: self.yPlane.width, height: self.yPlane.height)
func toARGB(bytesPerRow: Int?) -> ImageARGB {
let resultImage = ImageARGB(width: self.yPlane.width, height: self.yPlane.height, bytesPerRow: bytesPerRow)
self.toARGB(target: resultImage)
return resultImage
}
@@ -215,14 +215,14 @@ extension DctCoefficientsYUVA420 {
targetPlane.data.withUnsafeMutableBytes { bytes in
let pixels = bytes.baseAddress!.assumingMemoryBound(to: UInt8.self)
dctData.dct.inverse(withCoefficients: coefficients, pixels: pixels, width: sourcePlane.width, height: sourcePlane.height, coefficientsPerRow: targetPlane.width, bytesPerRow: targetPlane.width)
dctData.dct.inverse(withCoefficients: coefficients, pixels: pixels, width: sourcePlane.width, height: sourcePlane.height, coefficientsPerRow: targetPlane.width, bytesPerRow: targetPlane.bytesPerRow)
}
}
}
}
func idct(dctData: DctData) -> ImageYUVA420 {
let resultImage = ImageYUVA420(width: self.yPlane.width, height: self.yPlane.height)
func idct(dctData: DctData, bytesPerRow: Int?) -> ImageYUVA420 {
let resultImage = ImageYUVA420(width: self.yPlane.width, height: self.yPlane.height, bytesPerRow: bytesPerRow)
self.idct(dctData: dctData, target: resultImage)
return resultImage
}