From 7b02207537d35bfa1714bf8beafc921f717d100a Mon Sep 17 00:00:00 2001
From: 单军华
Date: Wed, 11 Jul 2018 10:47:42 +0800
Subject: [PATCH] 首次上传
---
screendisplay/Pods/EaseUI/EaseUI/EMUIKit/3rdparty/DeviceHelper/internal/EMCDDeviceManager+Microphone.m | 46 ++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 46 insertions(+), 0 deletions(-)
diff --git a/screendisplay/Pods/EaseUI/EaseUI/EMUIKit/3rdparty/DeviceHelper/internal/EMCDDeviceManager+Microphone.m b/screendisplay/Pods/EaseUI/EaseUI/EMUIKit/3rdparty/DeviceHelper/internal/EMCDDeviceManager+Microphone.m
new file mode 100755
index 0000000..c9b2a0a
--- /dev/null
+++ b/screendisplay/Pods/EaseUI/EaseUI/EMUIKit/3rdparty/DeviceHelper/internal/EMCDDeviceManager+Microphone.m
@@ -0,0 +1,46 @@
+/************************************************************
+ * * Hyphenate CONFIDENTIAL
+ * __________________
+ * Copyright (C) 2016 Hyphenate Inc. All rights reserved.
+ *
+ * NOTICE: All information contained herein is, and remains
+ * the property of Hyphenate Inc.
+ * Dissemination of this information or reproduction of this material
+ * is strictly forbidden unless prior written permission is obtained
+ * from Hyphenate Inc.
+ */
+
+#import "EMCDDeviceManager+Microphone.h"
+#import "EMAudioRecorderUtil.h"
+
+@implementation EMCDDeviceManager (Microphone)
+
+// Check the availability for microphone
+- (BOOL)emCheckMicrophoneAvailability{
+ __block BOOL ret = NO;
+ AVAudioSession *session = [AVAudioSession sharedInstance];
+ if ([session respondsToSelector:@selector(requestRecordPermission:)]) {
+ [session performSelector:@selector(requestRecordPermission:) withObject:^(BOOL granted) {
+ ret = granted;
+ }];
+ } else {
+ ret = YES;
+ }
+
+ return ret;
+}
+
+// Get the audio volumn (0~1)
+- (double)emPeekRecorderVoiceMeter{
+ double ret = 0.0;
+ if ([EMAudioRecorderUtil recorder].isRecording) {
+ [[EMAudioRecorderUtil recorder] updateMeters];
+ //Average volumn [recorder averagePowerForChannel:0];
+ //Maximum volumn [recorder peakPowerForChannel:0];
+ double lowPassResults = pow(10, (0.05 * [[EMAudioRecorderUtil recorder] peakPowerForChannel:0]));
+ ret = lowPassResults;
+ }
+
+ return ret;
+}
+@end
--
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