解决了语音上传到问题，接下来要解决下载播放问题

Pods/Qiniu/QiniuSDK/Utils/QNUtils.m

@@ -0,0 +1,169 @@
+//
+//  QNUtils.m
+//  QiniuSDK_Mac
+//
+//  Created by yangsen on 2020/3/27.
+//  Copyright © 2020 Qiniu. All rights reserved.
+//
+
+#import "QNUtils.h"
+#include <pthread.h>
+#import "QNVersion.h"
+
+#if __IPHONE_OS_VERSION_MIN_REQUIRED
+#import <UIKit/UIKit.h>
+#endif
+
+@implementation QNUtils
+
++ (NSString *)sdkVersion{
+    return kQiniuVersion;
+}
+
++ (NSString *)sdkLanguage{
+    return @"Object-C";
+}
+
++ (int64_t)getCurrentProcessID {
+    return [[NSProcessInfo processInfo] processIdentifier];
+}
+
++ (int64_t)getCurrentThreadID {
+    __uint64_t threadId = 0;
+    if (pthread_threadid_np(0, &threadId)) {
+           threadId = pthread_mach_thread_np(pthread_self());
+    }
+    return threadId;
+}
+
++ (NSString *)systemName{
+    NSString *name = nil;
+    #if __IPHONE_OS_VERSION_MIN_REQUIRED
+        name = [[UIDevice currentDevice] model];
+    #else
+        name = @"Mac OS X";
+    #endif
+    return name;
+}
+
++ (NSString *)systemVersion{
+    NSString *version = nil;
+    #if __IPHONE_OS_VERSION_MIN_REQUIRED
+        version = [[UIDevice currentDevice] systemVersion];
+    #else
+        version = [[NSProcessInfo processInfo] operatingSystemVersionString];
+    #endif
+    return version;
+}
+
+/// 信号格数
++ (NSNumber *)getCurrentSignalStrength{
+    NSNumber *strength = nil;
+    return strength;
+}
+
+/// 网络类型
++ (NSString *)getCurrentNetworkType{
+    NSString *type = nil;
+    return type;
+}
+
++ (NSTimeInterval)currentTimestamp{
+    return [[NSDate date] timeIntervalSince1970] * 1000;
+}
+
+
++ (NSString *)sdkDocumentDirectory{
+    return [[NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) firstObject] stringByAppendingPathComponent:@"/qiniu"];
+}
+
++ (NSString *)sdkCacheDirectory{
+    return [[NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES) firstObject] stringByAppendingPathComponent:@"/qiniu"];
+}
+
++ (NSString *)formEscape:(NSString *)string{
+    NSString *ret = string;
+    ret = [ret stringByReplacingOccurrencesOfString:@"\\" withString:@"\\\\"];
+    ret = [ret stringByReplacingOccurrencesOfString:@"\"" withString:@"\\\""];
+    return ret;
+}
+
++ (NSNumber *)dateDuration:(NSDate *)startDate endDate:(NSDate *)endDate {
+    if (startDate && endDate) {
+        double time = [endDate timeIntervalSinceDate:startDate] * 1000;
+        return @(time);
+    } else {
+        return nil;
+    }
+}
+
++ (NSNumber *)calculateSpeed:(long long)bytes totalTime:(long long)totalTime {
+    if (bytes < 0 || totalTime == 0) {
+        return nil;
+    }
+    long long speed = bytes * 1000 / totalTime;
+    return @(speed);
+}
+
++ (NSString *)getIpType:(NSString *)ip host:(NSString *)host{
+    
+    NSString *type = host;
+    if (!ip || ip.length == 0) {
+        return type;
+    }
+    if ([ip rangeOfString:@":"].location != NSNotFound) {
+        type = [self getIPV6StringType:ip host:host];
+    } else if ([ip rangeOfString:@"."].location != NSNotFound){
+        type = [self getIPV4StringType:ip host:host];
+    }
+    return type;
+}
+
++ (NSString *)getIPV4StringType:(NSString *)ipv4String host:(NSString *)host{
+    NSString *type = nil;
+    NSArray *ipNumberStrings = [ipv4String componentsSeparatedByString:@"."];
+    if (ipNumberStrings.count == 4) {
+        NSInteger firstNumber = [ipNumberStrings.firstObject integerValue];
+        NSInteger secondNumber = [ipNumberStrings[1] integerValue];
+        type = [NSString stringWithFormat:@"%ld-%ld",(long)firstNumber, (long)secondNumber];
+    }
+    type = [NSString stringWithFormat:@"%@-%@", host ?:@"", type];
+    return type;
+}
+
++ (NSString *)getIPV6StringType:(NSString *)ipv6String host:(NSString *)host{
+    NSArray *ipNumberStrings = [ipv6String componentsSeparatedByString:@":"];
+    NSMutableArray *ipNumberStringsReal = [@[@"0000", @"0000", @"0000", @"0000",
+                                            @"0000", @"0000", @"0000", @"0000"] mutableCopy];
+    NSArray *suppleStrings = @[@"0000", @"000", @"00", @"0", @""];
+    NSInteger i = 0;
+    while (i < ipNumberStrings.count) {
+        NSString *ipNumberString = ipNumberStrings[i];
+        if (ipNumberString.length > 0) {
+            ipNumberString = [NSString stringWithFormat:@"%@%@", suppleStrings[ipNumberString.length], ipNumberString];
+            ipNumberStringsReal[i] = ipNumberString;
+        } else {
+            break;
+        }
+        i++;
+    }
+    
+    NSInteger j = ipNumberStrings.count - 1;
+    NSInteger indexReal = ipNumberStringsReal.count - 1;
+    while (i < j) {
+        NSString *ipNumberString = ipNumberStrings[j];
+        if (ipNumberString.length > 0) {
+            ipNumberString = [NSString stringWithFormat:@"%@%@", suppleStrings[ipNumberString.length], ipNumberString];
+            ipNumberStringsReal[indexReal] = ipNumberString;
+        } else {
+            break;
+        }
+        j--;
+        indexReal--;
+    }
+    NSString *numberInfo = [[ipNumberStringsReal subarrayWithRange:NSMakeRange(0, 4)] componentsJoinedByString:@"-"];
+    return [NSString stringWithFormat:@"%@-%@-%@", host ?:@"", @"ipv6", numberInfo];
+}
+
+@end
+