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Objective c 用于获取已保存视频预览的iOS本机界面

objective-c codenameone

Objective c 用于获取已保存视频预览的iOS本机界面,objective-c,codenameone,Objective C,Codenameone,读者注意：我将这个问题标记为“codenameone”和“objective-c”，因为它指的是在Java应用程序中使用本机接口，而本机接口是在objective-c中实现的。如果您不知道什么是本机接口，这里将对此进行解释：-我不知道我的代码是否不工作，因为它在Java部分或Objective-C部分存在问题 在我之前的问题“”中，答案是“唯一的方法是通过本机代码” 我试着编写一个本机界面（目前为iOS）来实现这一点，但没有显示预览。我合并了一些在堆栈溢出中发现的代码，因为我不是Objecti

读者注意：我将这个问题标记为“codenameone”和“objective-c”，因为它指的是在Java应用程序中使用本机接口，而本机接口是在objective-c中实现的。如果您不知道什么是本机接口，这里将对此进行解释：-我不知道我的代码是否不工作，因为它在Java部分或Objective-C部分存在问题

在我之前的问题“”中，答案是“唯一的方法是通过本机代码”

我试着编写一个本机界面（目前为iOS）来实现这一点，但没有显示预览。我合并了一些在堆栈溢出中发现的代码，因为我不是Objective-C程序员。它编译没有错误，我附加了代码和本机日志

你能帮我修一下密码吗？多谢各位

主要类别：

Form hi = new Form("Video editing test", BoxLayout.y());
        Button previewBtn = new Button("Extract preview of video");
        Label label = new Label("") {
            public Dimension calcPreferredSize() {
                Dimension dim = super.calcPreferredSize();
                dim.setHeight(CN.convertToPixels(50, false));
                return dim;
            }
        };
        hi.addAll(previewBtn, label);
        hi.show();

        previewBtn.addActionListener(l -> {
            CN.openGallery(new ActionListener() {
                @Override
                public void actionPerformed(ActionEvent ev) {
                    if (ev.getSource() != null) {
                        try {
                            Log.p("Source video (temp file): " + ev.getSource(), Log.DEBUG);
                            String extension = ((String) ev.getSource()).substring(((String) ev.getSource()).lastIndexOf('.') + 1);
                            String videoFile = getAppHomePath() + "myFunVideo" + "." + extension;
                            String jpegFile = getAppHomePath() + "myFunVideoPreview" + "." + "jpeg";
                            Util.copy(FileSystemStorage.getInstance().openInputStream((String) ev.getSource()), FileSystemStorage.getInstance().openOutputStream(videoFile));
                            Log.p("Video copied into app home path: " + videoFile, Log.DEBUG);
                            VideoEditing videoEditing = NativeLookup.create(VideoEditing.class);
                            if (videoEditing != null && videoEditing.isSupported()) {
                                videoEditing.getImageFromVideo(videoFile, jpegFile);
                                Log.p("Native code executed, the jpeg file is: " + jpegFile, Log.DEBUG);
                                EncodedImage encodedImg = EncodedImage.create(FileSystemStorage.getInstance().openInputStream(jpegFile));
                                label.getAllStyles().setBackgroundType(Style.BACKGROUND_IMAGE_SCALED_FIT);
                                label.getAllStyles().setBgImage(encodedImg);
                                label.repaint();
                                Log.p("Preview image shown fitted inside a Label which height is 5 cm", Log.DEBUG);
                            } else {
                                Log.p("Native code cannot be executed!!!", Log.WARNING);
                                FontImage warning = FontImage.createMaterial(FontImage.MATERIAL_WARNING, "Label", 50);
                                label.getAllStyles().setBackgroundType(Style.BACKGROUND_IMAGE_SCALED_FIT);
                                label.getAllStyles().setBgImage(warning);
                                label.repaint();
                            }
                        } catch (IOException ex) {
                            Log.e(ex);
                        }
                    }
                }
            }, CN.GALLERY_VIDEO);
        });
本机接口：

public interface VideoEditing extends NativeInterface {

    /**
     * Extract the first frame from the given video file and saves it to the given jpeg file
     * @param videoFile FileSystemStorage path of the video file
     * @param jpegFile FileSystemStorage path of the jpeg image file, 
     */
    public void getImageFromVideo(String videoFile, String jpegFile);

}
本机接口实现：

#import "net_informaticalibera_videoediting_VideoEditingImpl.h"
#import <AVFoundation/AVAsset.h>
#import <AVFoundation/AVAssetImageGenerator.h>

@implementation net_informaticalibera_videoediting_VideoEditingImpl

-(void)getImageFromVideo:(NSString*)param param1:(NSString*)param1{
    NSLog(@"Called iOS native code, method \"getImageFromVideo\"");
    NSString* videoFile = param;
    NSString* jpegFile = param1;
    NSLog(@"The video file is: %@\nThe jpeg file is: %@", videoFile, jpegFile);

    NSURL* contentURL = [NSURL fileURLWithPath:videoFile];

    // https://stackoverflow.com/a/10677003
    AVURLAsset *asset = [[AVURLAsset alloc] initWithURL:contentURL options:nil];
    AVAssetImageGenerator *generator = [[AVAssetImageGenerator alloc] initWithAsset:asset];
    generator.appliesPreferredTrackTransform = YES;
    NSError *err = NULL;
    CMTime time = CMTimeMake(1, 60);
    CGImageRef imgRef = [generator copyCGImageAtTime:time actualTime:NULL error:&err];

    UIImage *theImage = [[[UIImage alloc] initWithCGImage:imgRef] autorelease];
    // Save image.
    [UIImageJPEGRepresentation(theImage, 0.9) writeToFile:jpegFile atomically:YES];

    CGImageRelease(imgRef);
    [asset release];
    [generator release];
}

-(BOOL)isSupported{
    return YES;
}

@end

#导入“net\u informaticalibera\u videoediting\u VideoEditingImpl.h”
#进口
#进口
@实现网络信息自由编辑
-（void）getImageFromVideo:（NSString*）param param1:（NSString*）param1{
NSLog（@“调用iOS本机代码，方法\“getImageFromVideo\”）；
NSString*videoFile=param；
NSString*jpegFile=param1；
NSLog（@“视频文件是：%@\nJPEG文件是：%@”，视频文件，jpeg文件）；
NSURL*contentURL=[NSURL fileURLWithPath:videoFile]；
// https://stackoverflow.com/a/10677003
AVURLAsset*asset=[[AVURLAsset alloc]initWithURL:contentURL选项：nil]；
AVAssetImageGenerator*generator=[[AVAssetImageGenerator alloc]initWithAsset:asset]；
generator.appliesPreferredTrackTransform=是；
NSError*err=NULL；
CMTime time=CMTimeMake（1,60）；
CGImageRef imgRef=[generator copyCGImageAtTime:时间实际时间：空错误：&err]；
UIImage*theImage=[[[UIImage alloc]initWithCGImage:imgRef]autorelease]；
//保存图像。
[UIImageJPEGRepresentation（图像，0.9）写入文件：JPEG文件原子：是]；
CGImageRelease（imgRef）；
[资产释放]；
[发电机释放]；
}
-（BOOL）支持{
返回YES；
}
@结束
本机日志：

Sep 24 00:32:47 iPhone MyApplication(libAccessibility.dylib)[1545] <Notice>: Retrieving resting unlock: 0
Sep 24 00:32:47 iPhone MyApplication(FrontBoardServices)[1545] <Notice>: [FBSDisplaySource 1-1] silently connecting <FBSDisplayConfiguration: 0x281d6c380; Main; mode: "375x812@3x 60Hz p3 SDR">
Sep 24 00:32:47 iPhone MyApplication(FrontBoardServices)[1545] <Notice>: [FBSDisplaySource 1-1] initialized <FBSDisplayConfiguration: 0x281d6c380; Main; mode: "375x812@3x 60Hz p3 SDR">
Sep 24 00:32:47 iPhone MyApplication(CFNetwork)[1545] <Notice>: Task <20C63C46-4F13-4D86-8115-28DA44623E13>.<0> {strength 1, tls 8, ct 0, sub 0, sig 0, ciphers 1, bundle 0, builtin 0}
Sep 24 00:32:47 iPhone MyApplication(CFNetwork)[1545] <Notice>: TIC Enabling TLS [1:0x2811436c0]
Sep 24 00:32:47 iPhone MyApplication(CFNetwork)[1545] <Notice>: TIC TCP Conn Start [1:0x2811436c0]
Sep 24 00:32:47 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: [C1 Hostname#82a7f361:443 tcp, url hash: fe9d5b61, tls] start
Sep 24 00:32:47 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: nw_connection_report_state_with_handler_locked [C1] reporting state preparing
Sep 24 00:32:47 iPhone MyApplication(CFNetwork)[1545] <Notice>: Task <20C63C46-4F13-4D86-8115-28DA44623E13>.<0> setting up Connection 1
Sep 24 00:32:47 iPhone MyApplication(CFNetwork)[1545] <Notice>: Sending CFNA PAC query
Sep 24 00:32:47 iPhone MyApplication(CFNetwork)[1545] <Notice>: Received CFNA PAC response
Sep 24 00:32:47 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: nw_endpoint_flow_protocol_connected [C1.1 IPv4#ab6e0ca5:48083 in_progress channel-flow (satisfied)] Transport protocol connected
Sep 24 00:32:47 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: nw_endpoint_flow_protocol_connected [C1.1 IPv4#ab6e0ca5:48083 in_progress channel-flow (satisfied)] Output protocol connected
Sep 24 00:32:47 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: nw_connection_report_state_with_handler_locked [C1] reporting state ready
Sep 24 00:32:47 iPhone MyApplication(CFNetwork)[1545] <Notice>: TIC TCP Conn Connected [1:0x2811436c0]: Err(16)
Sep 24 00:32:47 iPhone MyApplication(CFNetwork)[1545] <Notice>: TIC TCP Conn Event [1:0x2811436c0]: 1
Sep 24 00:32:47 iPhone MyApplication(CFNetwork)[1545] <Notice>: TIC Enabling TLS [1:0x2811436c0]
Sep 24 00:32:47 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: nw_connection_report_state_with_handler_locked [C1] reporting state preparing
Sep 24 00:32:47 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: nw_endpoint_flow_protocol_connected [C1.1 IPv4#ab6e0ca5:48083 in_progress channel-flow (satisfied)] Transport protocol connected
Sep 24 00:32:47 iPhone MyApplication(CFNetwork)[1545] <Notice>: TIC TLS Event [1:0x2811436c0]: 1, Pending(0)
Sep 24 00:32:47 iPhone MyApplication(CFNetwork)[1545] <Notice>: TIC TLS Event [1:0x2811436c0]: 11, Pending(0)
Sep 24 00:32:47 iPhone MyApplication(CFNetwork)[1545] <Notice>: TIC TLS Event [1:0x2811436c0]: 14, Pending(0)
Sep 24 00:32:47 iPhone MyApplication(HangTracer)[1545] <Notice>: HTHangEventCreate: HangTracing is disabled. Not creating a new event.
Sep 24 00:32:47 iPhone MyApplication(CFNetwork)[1545] <Notice>: System Trust Evaluation yielded status(0)
Sep 24 00:32:47 iPhone MyApplication(CFNetwork)[1545] <Notice>: TIC TLS Trust Result [1:0x2811436c0]: 0
Sep 24 00:32:47 iPhone MyApplication(CFNetwork)[1545] <Notice>: TIC TLS Event [1:0x2811436c0]: 2, Pending(0)
Sep 24 00:32:47 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: nw_endpoint_flow_protocol_connected [C1.1 IPv4#ab6e0ca5:48083 in_progress channel-flow (satisfied)] Output protocol connected
Sep 24 00:32:47 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: nw_connection_report_state_with_handler_locked [C1] reporting state ready
Sep 24 00:32:47 iPhone MyApplication(CFNetwork)[1545] <Notice>: TIC TLS Event [1:0x2811436c0]: 20, Pending(0)
Sep 24 00:32:47 iPhone MyApplication(CFNetwork)[1545] <Notice>: TIC TCP Conn Event [1:0x2811436c0]: 8
Sep 24 00:32:47 iPhone MyApplication(CFNetwork)[1545] <Notice>: TIC TLS Handshake Complete [1:0x2811436c0]
Sep 24 00:32:47 iPhone MyApplication(CFNetwork)[1545] <Notice>: Task <20C63C46-4F13-4D86-8115-28DA44623E13>.<0> now using Connection 1
Sep 24 00:32:47 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: nw_endpoint_flow_protocol_connected [C1.1 IPv4#ab6e0ca5:48083 ready channel-flow (satisfied)] Output protocol connected
Sep 24 00:32:47 iPhone MyApplication(CFNetwork)[1545] <Notice>: Task <20C63C46-4F13-4D86-8115-28DA44623E13>.<0> sent request, body N
Sep 24 00:32:47 iPhone MyApplication(CFNetwork)[1545] <Notice>: Task <20C63C46-4F13-4D86-8115-28DA44623E13>.<0> received response, status 200 content K
Sep 24 00:32:47 iPhone MyApplication(CFNetwork)[1545] <Notice>: Task <20C63C46-4F13-4D86-8115-28DA44623E13>.<0> response ended
Sep 24 00:32:47 iPhone MyApplication(CFNetwork)[1545] <Notice>: Task <20C63C46-4F13-4D86-8115-28DA44623E13>.<0> done using Connection 1
Sep 24 00:32:47 iPhone MyApplication(AccessibilityUtilities)[1545] <Notice>: Will reevaluate code items and load any needed ax code items now
Sep 24 00:32:47 iPhone MyApplication(AccessibilityUtilities)[1545] <Notice>: found 45 axbundle(s) requiring load
Sep 24 00:32:47 iPhone MyApplication(QuickLook)[1545] <Notice>: Loading PDFKit
Sep 24 00:32:47 iPhone MyApplication(AccessibilityUtilities)[1545] <Notice>: Finished loading ax code items
Sep 24 00:32:48 iPhone MyApplication(AccessibilityUtilities)[1545] <Notice>: Will reevaluate code items and load any needed ax code items now
Sep 24 00:32:48 iPhone MyApplication(AccessibilityUtilities)[1545] <Notice>: found 0 axbundle(s) requiring load
Sep 24 00:32:48 iPhone MyApplication(AccessibilityUtilities)[1545] <Notice>: Finished loading ax code items
Sep 24 00:33:15 iPhone MyApplication(AXRuntime)[1545] <Error>: Unknown client: MyApplication
Sep 24 00:33:15 iPhone MyApplication(AccessibilityUtilities)[1545] <Notice>: Will reevaluate code items and load any needed ax code items now
Sep 24 00:33:15 iPhone MyApplication(AccessibilityUtilities)[1545] <Notice>: found 1 axbundle(s) requiring load
Sep 24 00:33:15 iPhone MyApplication(AccessibilityUtilities)[1545] <Notice>: Finished loading ax code items
Sep 24 00:33:17 iPhone MyApplication(CFNetwork)[1545] <Notice>: TIC TCP Conn Cancel [1:0x2811436c0]
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: [C1 Hostname#82a7f361:443 tcp, url hash: fe9d5b61, tls] cancel
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: [C1 Hostname#82a7f361:443 tcp, url hash: fe9d5b61, tls] cancelled
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>:  [C1.1 <private> 192.168.2.9:52264<->IPv4#ab6e0ca5:48083]
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>:  Connected Path: satisfied (Path is satisfied), interface: en2, ipv4, dns
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>:  Duration: 30.474s, , TCP @0.039s took 0.000s, TLS took 0.038s
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>:  bytes in/out: 3500/910, packets in/out: 6/4, rtt: 0.000s, retransmitted packets: 0, out-of-order packets: 0
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: 0.000s [C1 <private> Hostname#82a7f361:443 proxy] path:start
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: 0.000s [C1 <private> Hostname#82a7f361:443 proxy] proxy:start_process
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: 0.000s [C1 <private> Hostname#82a7f361:443 proxy] proxy:finish_process
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: 0.000s [C1 <private> Hostname#82a7f361:443 proxy] proxy:start_resolve
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: 0.009s [C1 <private> Hostname#82a7f361:443 proxy] proxy:finish_resolve
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: 0.009s [C1.1 <private> 192.168.2.9:52264<->IPv4#ab6e0ca5:48083 channel-flow] path:start
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: 0.009s [C1.1 <private> 192.168.2.9:52264<->IPv4#ab6e0ca5:48083 channel-flow] path:satisfied
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: 0.009s [C1.1 <private> 192.168.2.9:52264<->IPv4#ab6e0ca5:48083 channel-flow] flow:start_nexus
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: 0.009s [C1.1 <private> 192.168.2.9:52264<->IPv4#ab6e0ca5:48083 channel-flow] flow:receive_nexus
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: 0.009s [C1.1 <private> 192.168.2.9:52264<->IPv4#ab6e0ca5:48083 channel-flow] flow:start_connect
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: 0.010s [C1.1 <private> 192.168.2.9:52264<->IPv4#ab6e0ca5:48083 channel-flow] flow:finish_transport
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: 0.010s [C1 <private> Hostname#82a7f361:443 proxy] flow:finish_transport
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: 0.010s [C1.1 <private> 192.168.2.9:52264<->IPv4#ab6e0ca5:48083 channel-flow] flow:finish_connect
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: 0.010s [C1 <private> Hostname#82a7f361:443 proxy] flow:finish_connect
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: 0.010s [C1.1 <private> 192.168.2.9:52264<->IPv4#ab6e0ca5:48083 channel-flow] flow:changed_viability
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: 0.010s [C1 <private> Hostname#82a7f361:443 proxy] flow:changed_viability
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: 0.039s [C1.1 <private> 192.168.2.9:52264<->IPv4#ab6e0ca5:48083 channel-flow] flow:start_secondary_connect
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: 0.039s [C1 <private> Hostname#82a7f361:443 proxy] flow:start_secondary_connect
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: 0.039s [C1.1 <private> 192.168.2.9:52264<->IPv4#ab6e0ca5:48083 channel-flow] flow:start_connect
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: 0.039s [C1 <private> Hostname#82a7f361:443 proxy] flow:start_connect
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: 0.039s [C1 <private> Hostname#82a7f361:443 proxy] flow:finish_transport
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: 0.077s [C1.1 <private> 192.168.2.9:52264<->IPv4#ab6e0ca5:48083 channel-flow] flow:finish_connect
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: 0.077s [C1 <private> Hostname#82a7f361:443 proxy] flow:finish_connect
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: 30.474s [C1] path:cancel
Sep 24 00:33:17 iPhone MyApplication(libusrtcp.dylib)[1545] <Notice>: nw_protocol_tcp_log_summary [C1.1:2] 
Sep 24 00:33:17 iPhone MyApplication(libusrtcp.dylib)[1545] <Notice>:   Init: 1, Conn_Time: 0.494ms, Syn's: 1, WR_T: 0/0, RD_T: 0/0, TFO: 0/0/0, ECN: 0/1/1, TS: 1
Sep 24 00:33:17 iPhone MyApplication(libusrtcp.dylib)[1545] <Notice>:   RTT_Cache: kernel, rtt_upd: 5, rtt: 0.468ms, rtt_var: 0.562ms rtt_nc: 0.000ms, rtt_var_nc: 0.000ms
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: nw_endpoint_flow_protocol_disconnected [C1.1 IPv4#ab6e0ca5:48083 cancelled channel-flow (null)] Output protocol disconnected
Sep 24 00:33:17 iPhone MyApplication(libnetwork.dylib)[1545] <Notice>: nw_connection_report_state_with_handler_locked [C1] reporting state cancelled
Sep 24 00:33:17 iPhone MyApplication(CFNetwork)[1545] <Notice>: TIC TCP Conn Destroyed [1:0x2811436c0]
Sep 24 00:33:18 iPhone MyApplication(AccessibilityUtilities)[1545] <Notice>: Will reevaluate code items and load any needed ax code items now
Sep 24 00:33:18 iPhone MyApplication(AccessibilityUtilities)[1545] <Notice>: found 0 axbundle(s) requiring load
Sep 24 00:33:18 iPhone MyApplication(AccessibilityUtilities)[1545] <Notice>: Finished loading ax code items
Sep 24 00:33:28 iPhone MyApplication(Foundation)[1545] <Error>: errors encountered while discovering extensions: Error Domain=PlugInKit Code=13 "query cancelled" UserInfo={NSLocalizedDescription=query cancelled}
Sep 24 00:33:28 iPhone MyApplication(Foundation)[1545] <Error>:     owner = <BSProcessHandle: 0x147f25890; PhotoPicker:1548; valid: YES>;
Sep 24 00:33:28 iPhone MyApplication(Foundation)[1545] <Error>:     flags = preventSuspend, preventIdleSleep, preventSuspendOnSleep;
Sep 24 00:33:28 iPhone MyApplication(Foundation)[1545] <Error>: }

Sep 24 00:32:47 iPhone MyApplication（libAccessibility.dylib）[1545]：检索静止解锁：0
9月24日00:32:47 iPhone MyApplication（FrontBoardServices）[1545]：[FBSDisplaySource 1-1]静默连接
9月24日00:32:47 iPhone MyApplication（FrontBoardServices）[1545]：[FBSDisplaySource 1-1]已初始化
9月24日00:32:47 iPhone MyApplication（CFNetwork）[1545]：任务。{strength 1，tls 8，ct 0，sub 0，sig 0，ciphers 1，bundle 0，buildin 0}
9月24日00:32:47 iPhone MyApplication（CFNetwork）[1545]：TIC启用TLS[1:0x2811436c0]
9月24日00:32:47 iPhone MyApplication（CFNetwork）[1545]：TIC TCP连接启动[1:0x2811436c0]
9月24日00:32:47 iPhone MyApplication（libnetwork.dylib）[1545]：[C1主机名\82a7f361:443 tcp，url哈希：fe9d5b61，tls]开始
9月24日00:32:47 iPhone MyApplication（libnetwork.dylib）[1545]：nw_连接_报告_状态_与_处理程序_锁定[C1]报告状态正在准备
9月24日00:32:47 iPhone MyApplication（CFNetwork）[1545]：任务。设置连接1
9月24日00:32:47 iPhone MyApplication（CFNetwork）[1545]：发送CFNA PAC查询
9月24日00:32:47 iPhone MyApplication（CFNetwork）[1545]：收到CFNA PAC响应
9月24日00:32:47 iPhone MyApplication（libnetwork.dylib）[1545]：已连接nw_端点_流_协议[C1.1 IPv4#ab6e0ca5:48083正在进行的通道流（已满足）]已连接传输协议
9月24日00:32:47 iPhone MyApplication（libnetwork.dylib）[1545]：已连接nw_端点_流_协议[C1.1 IPv4#ab6e0ca5:48083正在进行的通道流（已满足）]已连接输出协议
9月24日00:32:47 iPhone MyApplication（libnetwork.dylib）[1545]：nw_连接_报告_状态_，已锁定[C1]报告状态就绪
9月24日00:32:47 iPhone MyApplication（CFNetwork）[1545]：TIC TCP连接[1:0x2811436c0]：错误（16）
9月24日00:32:47 iPhone MyApplication（CFNetwork）[1545]：TIC TCP连接事件[1:0x2811436c0]：1
9月24日00:32:47 iPhone MyApplication（CFNetwork）[1545]：TIC启用TLS[1:0x2811436c0]
9月24日00:32:47 iPhone MyApplication（libnetwork.dylib）[1545]：nw_连接_报告_状态_与_处理程序_锁定[C1]报告状态正在准备
9月24日00:32:47 iPhone MyApplication（libnetwork.dylib）[1545]：已连接nw_端点_流_协议[C1.1 IPv4#ab6e0ca5:48083正在进行的通道流（已满足）]已连接传输协议
9月24日00:32:47 iPhone MyApplication（CFNetwork）[1545]：TIC TLS事件[1:0x2811436c0]：1，挂起（0）
9月24日00:32:47 iPhone MyApplication（CFNetwork）[1545]：TIC TLS事件[1:0x2811436c0]：11，挂起（0）
9月24日00:32:47 iPhone MyApplication（CFNetwork）[1545]：TIC TLS事件[1:0x2811436c0]：14，挂起（0）
9月24日00:32:47 iPhone MyApplication（HangTracer）[1545]：HTHangEventCreate:HangTracing已禁用。不创建新事件。
9月24日00:32:47 iPhone MyApplication（CFNetwork）[1545]：系统信任评估产生状态（0）
9月24日00:32:47 iPhone MyApplication（CFNetwork）[1545]：TIC TLS信任结果[1:0x2811436c0]：0
9月24日00:32:47 iPhone MyApplication（CFNetwork）[1545]：TIC TLS事件[1:0x2811436c0]：2，挂起（0）
9月24日00:32:47 iPhone MyApplication（libnetwork.dylib）[1545]：已连接nw_端点_流_协议[C1.1 IPv4#ab6e0ca5:48083正在进行的通道流（已满足）]已连接输出协议
9月24日00:32:47 iPhone MyApplication（libnetwork.dylib）[1545]：nw_连接_报告_状态_，已锁定[C1]报告状态就绪
9月24日00:32:47 iPhone MyApplication（CFNetwork）[1545]：TIC TLS事件[1:0x2811436c0]：20，挂起（0）
9月24日00:32:47 iPhone MyApplication（CFNetwork）[1545]：TIC TCP连接事件[1:0x2811436c0]：8
9月24日00:32:47 iPhone MyApplication（CFNetwork）[1545]：TIC TLS握手完成[1:0x2811436c0]
9月24日00:32:47 iPhone MyApplication（CFNetwork）[1545]：任务。现在使用连接1
9月24日00:32:47 iPhone MyApplication（libnetwork.dylib）[1545]：nw_endpoint_flow_protoco

dispatch_sync(dispatch_get_main_queue(), ^{
    // your native code here...
});