12f850c8e1
* Create Shaders.ts * Add `previewType` and `enableFpsGraph` * Add RN Skia native dependency * Add Skia Preview View on iOS * Pass 1 * Update FrameHostObject.mm * Wrap Canvas * Lockfiles * fix: Fix stuff * chore: Upgrade RNWorklets * Add `previewType` to set the Preview * feat: Add Example * Update project.pbxproj * `enableFpsGraph` * Cache the `std::shared_ptr<FrameHostObject>` * Update CameraView+RecordVideo.swift * Update SkiaMetalCanvasProvider.mm * Android: Integrate Skia Dependency * fix: Use new Prefix * Add example for rendering shader * chore: Upgrade CameraX * Remove KTX * Enable `viewBinding` * Revert "Enable `viewBinding`" This reverts commit f2a603f53b33ea4311a296422ffd1a910ce03f9e. * Revert "chore: Upgrade CameraX" This reverts commit 8dc832cf8754490d31a6192e6c1a1f11cdcd94fe. * Remove unneeded `ProcessCameraProvider.getInstance()` call * fix: Add REA hotfix patch * fix: Fix FrameHostObject dead in runAsync * fix: Make `runAsync` run truly async by dropping new Frames while executing * chore: Upgrade RN Worklets to latest * chore: Upgrade RN Skia * Revert "Remove KTX" This reverts commit 253f586633f7af2da992d2279fc206dc62597129. * Make Skia optional in CMake * Fix import * Update CMakeLists.txt * Update build.gradle * Update CameraView.kt * Update CameraView.kt * Update CameraView.kt * Update Shaders.ts * Center Blur * chore: Upgrade RN Worklets * feat: Add `toByteArray()`, `orientation`, `isMirrored` and `timestamp` to `Frame` (#1487) * feat: Implement `orientation` and `isMirrored` on Frame * feat: Add `toArrayBuffer()` func * perf: Do faster buffer copy * feat: Implement `toArrayBuffer()` on Android * feat: Add `orientation` and `isMirrored` to Android * feat: Add `timestamp` to Frame * Update Frame.ts * Update JImageProxy.h * Update FrameHostObject.cpp * Update FrameHostObject.cpp * Update CameraPage.tsx * fix: Format Swift
64 lines
1.7 KiB
Objective-C
64 lines
1.7 KiB
Objective-C
//
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// VisionDisplayLink.m
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// VisionCamera
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//
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// Created by Marc Rousavy on 28.11.22.
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// Copyright © 2022 mrousavy. All rights reserved.
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//
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#import "VisionDisplayLink.h"
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#import <Foundation/Foundation.h>
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@implementation VisionDisplayLink
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- (void)start:(block_t)block {
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self.updateBlock = block;
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// check whether the loop is already running
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if (_displayLink == nil) {
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// specify update method
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_displayLink = [CADisplayLink displayLinkWithTarget:self selector:@selector(update:)];
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// Start a new Queue/Thread that will run the runLoop
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dispatch_queue_attr_t qos = dispatch_queue_attr_make_with_qos_class(DISPATCH_QUEUE_SERIAL, QOS_CLASS_USER_INTERACTIVE, -1);
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dispatch_queue_t queue = dispatch_queue_create("mrousavy/VisionCamera.preview", qos);
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dispatch_async(queue, ^{
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// Add the display link to the current run loop (thread on which we're currently running on)
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NSRunLoop* loop = [NSRunLoop currentRunLoop];
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[self->_displayLink addToRunLoop:loop forMode:NSRunLoopCommonModes];
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// Run the runLoop (blocking)
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[loop run];
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NSLog(@"VisionCamera: DisplayLink runLoop ended.");
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});
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}
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}
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- (void)stop {
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// check whether the loop is already stopped
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if (_displayLink != nil) {
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// if the display link is present, it gets invalidated (loop stops)
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[_displayLink invalidate];
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_displayLink = nil;
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}
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}
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- (void)update:(CADisplayLink *)sender {
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double time = sender.timestamp;
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double diff = time - _previousFrameTimestamp;
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_currentFps = 1.0 / diff;
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_previousFrameTimestamp = time;
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_updateBlock(time);
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}
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- (double)targetFps {
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return 1.0 / _displayLink.duration;
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}
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- (double)currentFps {
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return _currentFps;
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}
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@end
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