Video Messages Improvements

(cherry picked from commit e614343)

submodules/LegacyComponents/PublicHeaders/LegacyComponents/TGVideoMessageRingView.h

@@ -1,5 +1,12 @@
 #import <UIKit/UIKit.h>
 
+@interface TGVideoMessageShimmerView : UIView
+
+- (void)updateAbsoluteRect:(CGRect)absoluteRect containerSize:(CGSize)containerSize;
+
+@end
+
+
 @interface TGVideoMessageRingView : UIView
 
 @property (nonatomic, strong) UIColor *accentColor;

submodules/LegacyComponents/Sources/TGVideoMessageCaptureController.m

@@ -96,6 +96,7 @@ @interface TGVideoMessageCaptureController () <TGVideoCameraPipelineDelegate, TG
     UIView *_separatorView;
 
     UIImageView *_placeholderView;
+    TGVideoMessageShimmerView *_shimmerView;
 
     bool _automaticDismiss;
     NSTimeInterval _startTimestamp;
@@ -329,6 +330,10 @@ - (void)loadView
     _placeholderView.image = [TGVideoMessageCaptureController startImage];
     [_circleView addSubview:_placeholderView];
 
+    _shimmerView = [[TGVideoMessageShimmerView alloc] initWithFrame:_circleView.bounds];
+    [_shimmerView updateAbsoluteRect:_circleView.bounds containerSize:_circleView.bounds.size];
+    [_circleView addSubview:_shimmerView];
+
     if (iosMajorVersion() >= 11)
     {
         _shadowView.accessibilityIgnoresInvertColors = true;
@@ -1182,9 +1187,11 @@ - (void)captureStarted
     [UIView animateWithDuration:0.3 delay:delay options:kNilOptions animations:^
     {
         _placeholderView.alpha = 0.0f;
+        _shimmerView.alpha = 0.0f;
         _switchButton.alpha = 1.0f;
     } completion:^(__unused BOOL finished)
     {
+        _shimmerView.hidden = true;
         _placeholderView.hidden = true;
         _placeholderView.alpha = 1.0f;
     }];

submodules/LegacyComponents/Sources/TGVideoMessageRingView.m

@@ -2,6 +2,168 @@
 
 #import "TGColor.h"
 
+#import "LegacyComponentsInternal.h"
+
+@interface TGVideoMessageShimmerEffectForegroundView : UIView
+{
+    UIView *_imageContainerView;
+    UIView *_imageView;
+
+    CGFloat _size;
+    bool _hasContainerSize;
+    CGRect _absoluteRect;
+    CGSize _containerSize;
+}
+
+- (instancetype)initWithSize:(CGFloat)size alpha:(CGFloat)alpha;
+
+@end
+
+@implementation TGVideoMessageShimmerEffectForegroundView
+
+- (instancetype)initWithSize:(CGFloat)size alpha:(CGFloat)alpha {
+    self = [super initWithFrame:CGRectZero];
+    if (self != nil) {
+        _size = size;
+
+        _imageContainerView = [[UIView alloc] init];
+        _imageView = [[UIView alloc] init];
+
+        self.clipsToBounds = true;
+
+        [_imageContainerView addSubview:_imageView];
+        [self addSubview:_imageContainerView];
+
+        UIGraphicsBeginImageContextWithOptions(CGSizeMake(size, 16), false, 0.0f);
+        CGContextRef context = UIGraphicsGetCurrentContext();
+
+        CGRect bounds = CGRectMake(0, 0, size, 16);
+        CGContextClearRect(context, bounds);
+        CGContextClipToRect(context, bounds);
+
+        UIColor *transparentColor = [UIColor colorWithWhite:1.0 alpha:0.0];
+        UIColor *peakColor = [UIColor colorWithWhite:1.0 alpha:alpha];
+
+        CGColorRef colors[3] = {
+            CGColorRetain(transparentColor.CGColor),
+            CGColorRetain(peakColor.CGColor),
+            CGColorRetain(transparentColor.CGColor)
+        };
+
+        CFArrayRef colorsArray = CFArrayCreate(kCFAllocatorDefault, (const void **)&colors, 3, NULL);
+        CGFloat locations[3] = {0.0f, 0.5, 1.0};
+
+        CGColorSpaceRef colorSpace = CGColorSpaceCreateDeviceRGB();
+        CGGradientRef gradient = CGGradientCreateWithColors(colorSpace, colorsArray, (CGFloat const *)&locations);
+
+        CGContextDrawLinearGradient(context, gradient, CGPointMake(0, 0), CGPointMake(size, 0), kNilOptions);
+
+        CFRelease(colorsArray);
+        CFRelease(colors[0]);
+        CFRelease(colors[1]);
+
+        CGColorSpaceRelease(colorSpace);
+        CFRelease(gradient);
+
+        UIImage *image = [UIGraphicsGetImageFromCurrentImageContext() stretchableImageWithLeftCapWidth:25 topCapHeight:25];
+        UIGraphicsEndImageContext();
+
+        _imageView.backgroundColor = [UIColor colorWithPatternImage:image];
+    }
+    return self;
+}
+
+- (void)updateAbsoluteRect:(CGRect)absoluteRect containerSize:(CGSize)containerSize {
+    _hasContainerSize = true;
+
+    CGRect previousAbsoluteRect = _absoluteRect;
+    CGSize previousContainerSize = _containerSize;
+    _absoluteRect = absoluteRect;
+    _containerSize = containerSize;
+
+    if (!CGSizeEqualToSize(previousContainerSize, containerSize)) {
+        [self setupAnimation];
+    }
+
+    if (!CGRectEqualToRect(previousAbsoluteRect, absoluteRect)) {
+        _imageContainerView.frame = CGRectMake(-absoluteRect.origin.x, -absoluteRect.origin.y, containerSize.width, containerSize.height);
+    }
+}
+
+
+- (void)setupAnimation {
+    if (!_hasContainerSize) {
+        return;
+    }
+
+    CGFloat gradientHeight = _size;
+    _imageView.frame = CGRectMake(-gradientHeight, 0, gradientHeight, _containerSize.height);
+
+    CABasicAnimation *animation = [CABasicAnimation animationWithKeyPath:@"position.x"];
+    animation.fromValue = @(_imageView.center.x);
+    animation.toValue = @(_imageView.center.x + _containerSize.width + gradientHeight);
+    animation.duration = 1.3f;
+    animation.repeatCount = INFINITY;
+    animation.beginTime = 1.0;
+    [_imageView.layer addAnimation:animation forKey:@"position"];
+}
+
+@end
+
+@interface TGVideoMessageShimmerView ()
+{
+    TGVideoMessageShimmerEffectForegroundView *_effectView;
+    UIImageView *_imageView;
+
+    UIView *_borderView;
+    UIView *_borderMaskView;
+    TGVideoMessageShimmerEffectForegroundView *_borderEffectView;
+}
+@end
+
+@implementation TGVideoMessageShimmerView
+
+- (instancetype)initWithFrame:(CGRect)frame {
+    self = [super initWithFrame:frame];
+    if (self != nil) {
+        self.clipsToBounds = true;
+        self.layer.cornerRadius = frame.size.width / 2.0f;
+        if (iosMajorVersion() >= 13) {
+            self.layer.cornerCurve = kCACornerCurveCircular;
+        }
+
+        _effectView = [[TGVideoMessageShimmerEffectForegroundView alloc] initWithSize:320 alpha:0.3];
+        _effectView.layer.compositingFilter = @"screenBlendMode";
+        _effectView.frame = self.bounds;
+
+        _borderView = [[UIView alloc] initWithFrame:self.bounds];
+        _borderMaskView = [[UIView alloc] initWithFrame:self.bounds];
+        _borderMaskView.layer.borderWidth = 1.0;
+        _borderMaskView.layer.borderColor = [UIColor whiteColor].CGColor;
+        _borderMaskView.layer.cornerRadius = frame.size.width / 2.0f;
+        if (iosMajorVersion() >= 13) {
+            _borderMaskView.layer.cornerCurve = kCACornerCurveCircular;
+        }
+        _borderView.maskView = _borderMaskView;
+
+        _borderEffectView = [[TGVideoMessageShimmerEffectForegroundView alloc] initWithSize:400 alpha:0.45];
+        _borderEffectView.layer.compositingFilter = @"screenBlendMode";
+        _borderEffectView.frame = self.bounds;
+
+        [self addSubview:_effectView];
+        [self addSubview:_borderView];
+        [_borderView addSubview:_borderEffectView];
+    }
+    return self;
+}
+
+- (void)updateAbsoluteRect:(CGRect)absoluteRect containerSize:(CGSize)containerSize {
+    [_effectView updateAbsoluteRect:absoluteRect containerSize:containerSize];
+    [_borderEffectView updateAbsoluteRect:absoluteRect containerSize:containerSize];
+}
+
+@end
+
 @interface TGVideoMessageRingView ()
 {
     CGFloat _value;

submodules/MediaPlayer/Sources/MediaPlayer.swift

@@ -281,7 +281,6 @@ private final class MediaPlayerContext {
                     CMTimebaseSetRate(loadedState.controlTimebase.timebase, rate: 0.0)
                 }
             }
-            let currentTimestamp = CMTimeGetSeconds(CMTimebaseGetTime(loadedState.controlTimebase.timebase))
             var duration: Double = 0.0
             if let videoTrackFrameBuffer = loadedState.mediaBuffers.videoBuffer {
                 duration = max(duration, CMTimeGetSeconds(videoTrackFrameBuffer.duration))

submodules/TelegramUI/Sources/InstantVideoRadialStatusNode.swift

@@ -200,8 +200,12 @@ final class InstantVideoRadialStatusNode: ASDisplayNode, UIGestureRecognizerDele
                         self.hapticFeedback.impact(.light)
                     }
                 }
-                self.seekTo?(min(0.99, fraction), false)
-                self.seekingProgress = CGFloat(fraction)
+                let newProgress = min(0.99, fraction)
+                if let seekingProgress = self.seekingProgress, abs(seekingProgress - CGFloat(newProgress)) < 0.005 {
+                } else {
+                    self.seekTo?(newProgress, false)
+                    self.seekingProgress = CGFloat(fraction)
+                }
             case .ended, .cancelled:
                 self.seeking = false
                 self.seekTo?(min(0.99, fraction), true)

submodules/TextFormat/Sources/ChatTextInputAttributes.swift

@@ -720,21 +720,23 @@ public func convertMarkdownToAttributes(_ text: NSAttributedString) -> NSAttribu
                 let entity = string.substring(with: match.range(at: 7))
                 let substring = string.substring(with: match.range(at: 6)) + text + string.substring(with: match.range(at: 9))
 
+                let textInputAttribute: NSAttributedString.Key?
                 switch entity {
                     case "`":
-                        result.append(NSAttributedString(string: substring, attributes: [ChatTextInputAttributes.monospace: true as NSNumber]))
-                        offsetRanges.append((NSMakeRange(matchIndex + match.range(at: 6).length, text.count), match.range(at: 6).length * 2))
+                        textInputAttribute = ChatTextInputAttributes.monospace
                     case "**":
-                        result.append(NSAttributedString(string: substring, attributes: [ChatTextInputAttributes.bold: true as NSNumber]))
-                        offsetRanges.append((NSMakeRange(matchIndex + match.range(at: 6).length, text.count), match.range(at: 6).length * 2))
+                        textInputAttribute = ChatTextInputAttributes.bold
                     case "__":
-                        result.append(NSAttributedString(string: substring, attributes: [ChatTextInputAttributes.italic: true as NSNumber]))
-                        offsetRanges.append((NSMakeRange(matchIndex + match.range(at: 6).length, text.count), match.range(at: 6).length * 2))
+                        textInputAttribute = ChatTextInputAttributes.italic
                     case "~~":
-                        result.append(NSAttributedString(string: substring, attributes: [ChatTextInputAttributes.strikethrough: true as NSNumber]))
-                        offsetRanges.append((NSMakeRange(matchIndex + match.range(at: 6).length, text.count), match.range(at: 6).length * 2))
+                        textInputAttribute = ChatTextInputAttributes.strikethrough
                     default:
-                        break
+                        textInputAttribute = nil
+                }
+
+                if let textInputAttribute = textInputAttribute {
+                    result.append(NSAttributedString(string: substring, attributes: [textInputAttribute: true as NSNumber]))
+                    offsetRanges.append((NSMakeRange(matchIndex + match.range(at: 6).length, text.count), match.range(at: 6).length * 2))
                 }
 
                 stringOffset -= match.range(at: 7).length * 2