Merge commit '7621e2f8dec938cf48181c8b10afc9b01f444e68' into beta

submodules/TelegramUI/Components/AnimationCache/ImageDCT/PublicHeaders/ImageDCT/ImageDCT.h

@@ -0,0 +1,37 @@
+#ifndef DctImageTransform_h
+#define DctImageTransform_h
+
+#import <Foundation/Foundation.h>
+
+#import <ImageDCT/YuvConversion.h>
+
+typedef NS_ENUM(NSUInteger, ImageDCTTableType) {
+    ImageDCTTableTypeLuma,
+    ImageDCTTableTypeChroma,
+    ImageDCTTableTypeDelta
+};
+
+@interface ImageDCTTable : NSObject
+
+- (instancetype _Nonnull)initWithQuality:(NSInteger)quality type:(ImageDCTTableType)type;
+- (instancetype _Nullable)initWithData:(NSData * _Nonnull)data;
+
+- (NSData * _Nonnull)serializedData;
+
+@end
+
+@interface ImageDCT : NSObject
+
+- (instancetype _Nonnull)initWithTable:(ImageDCTTable * _Nonnull)table;
+
+- (void)forwardWithPixels:(uint8_t const * _Nonnull)pixels coefficients:(int16_t * _Nonnull)coefficients width:(NSInteger)width height:(NSInteger)height bytesPerRow:(NSInteger)bytesPerRow __attribute__((objc_direct));
+- (void)inverseWithCoefficients:(int16_t const * _Nonnull)coefficients pixels:(uint8_t * _Nonnull)pixels width:(NSInteger)width height:(NSInteger)height coefficientsPerRow:(NSInteger)coefficientsPerRow bytesPerRow:(NSInteger)bytesPerRow __attribute__((objc_direct));
+
+#if defined(__aarch64__)
+- (void)forward4x4:(int16_t const * _Nonnull)normalizedCoefficients coefficients:(int16_t * _Nonnull)coefficients width:(NSInteger)width height:(NSInteger)height __attribute__((objc_direct));
+- (void)inverse4x4Add:(int16_t const * _Nonnull)coefficients normalizedCoefficients:(int16_t * _Nonnull)normalizedCoefficients width:(NSInteger)width height:(NSInteger)height __attribute__((objc_direct));
+#endif
+
+@end
+
+#endif /* DctImageTransform_h */

submodules/TelegramUI/Components/AnimationCache/ImageDCT/PublicHeaders/ImageDCT/YuvConversion.h

@@ -0,0 +1,25 @@
+#ifndef YuvConversion_h
+#define YuvConversion_h
+
+#import <Foundation/Foundation.h>
+
+#ifdef __cplusplus__
+extern "C" {
+#endif
+
+void splitRGBAIntoYUVAPlanes(uint8_t const *argb, uint8_t *outY, uint8_t *outU, uint8_t *outV, uint8_t *outA, int width, int height, int bytesPerRow, bool restrictedRange, bool keepColorsOrder);
+void combineYUVAPlanesIntoARGB(uint8_t *argb, uint8_t const *inY, uint8_t const *inU, uint8_t const *inV, uint8_t const *inA, int width, int height, int bytesPerRow);
+void scaleImagePlane(uint8_t *outPlane, int outWidth, int outHeight, int outBytesPerRow, uint8_t const *inPlane, int inWidth, int inHeight, int inBytesPerRow);
+
+void convertUInt8toInt16(uint8_t const *source, int16_t *dest, int length);
+void convertInt16toUInt8(int16_t const *source, uint8_t *dest, int length);
+void subtractArraysInt16(int16_t const *a, int16_t const *b, int16_t *dest, int length);
+void addArraysInt16(int16_t const *a, int16_t const *b, int16_t *dest, int length);
+void subtractArraysUInt8Int16(uint8_t const *a, int16_t const *b, uint8_t *dest, int length);
+void addArraysUInt8Int16(uint8_t const *a, int16_t const *b, uint8_t *dest, int length);
+
+#ifdef __cplusplus__
+}
+#endif
+
+#endif /* YuvConversion_h */