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UIMessageInputView添加录音功能 · andyfun/Coding-iOS@ad0ffd3 · GitHub

/ Coding-iOS Public
forked from coding/Coding-iOS

Commit ad0ffd3

Browse files
sumeng
authored and
sumeng
committed
UIMessageInputView添加录音功能
1 parent a553d7f commit ad0ffd3

23 files changed

Lines changed: 1927 additions & 9 deletions

‎Coding_iOS.xcodeproj/project.pbxproj‎

Lines changed: 116 additions & 0 deletions
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2627+
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49935108
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‎Coding_iOS/Util/Audio/AudioAmrUtil.h‎

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Original file line numberDiff line numberDiff line change
@@ -0,0 +1,24 @@
1+
//
2+
// AudioAmrUtil.h
3+
// audiodemo
4+
//
5+
// Created by sumeng on 7/28/15.
6+
// Copyright (c) 2015 sumeng. All rights reserved.
7+
//
8+
9+
#import <Foundation/Foundation.h>
10+
11+
@interface AudioAmrUtil : NSObject
12+
13+
+ (NSString *)encodeWaveToAmr:(NSString *)waveFile;
14+
+ (NSString *)encodeWaveToAmr:(NSString *)waveFile
15+
nChannels:(int)nChannels
16+
nBitsPerSample:(int)nBitsPerSample;
17+
18+
+ (NSString *)decodeAmrToWave:(NSString *)amrFile;
19+
20+
+ (NSString *)convertedAmrFromWave:(NSString *)waveFile;
21+
+ (NSString *)convertedWaveFromAmr:(NSString *)amrFile;
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+ (BOOL)cleanup;
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@end

‎Coding_iOS/Util/Audio/AudioAmrUtil.m‎

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@@ -0,0 +1,81 @@
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//
2+
// AudioAmrUtil.m
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// audiodemo
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//
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// Created by sumeng on 7/28/15.
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// Copyright (c) 2015 sumeng. All rights reserved.
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//
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#import "AudioAmrUtil.h"
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#import "amrFileCodec.h"
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@implementation AudioAmrUtil
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+ (NSString *)encodeWaveToAmr:(NSString *)waveFile {
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return [self encodeWaveToAmr:waveFile nChannels:1 nBitsPerSample:16];
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}
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+ (NSString *)encodeWaveToAmr:(NSString *)waveFile
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nChannels:(int)nChannels
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nBitsPerSample:(int)nBitsPerSample {
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if (waveFile == nil) {
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return nil;
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}
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NSString *amrFile = [[[self convertDir] stringByAppendingPathComponent:[[waveFile lastPathComponent] md5Str]] stringByAppendingPathExtension:@"amr"];
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if ([[NSFileManager defaultManager] fileExistsAtPath:amrFile]) {
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[[NSFileManager defaultManager] removeItemAtPath:amrFile error:nil];
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}
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NSTimeInterval date1 = [[NSDate date] timeIntervalSince1970];
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NSData *armData = EncodeWAVEToAMR([NSData dataWithContentsOfFile:waveFile], nChannels, nBitsPerSample);
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[armData writeToFile:amrFile atomically:YES];
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NSTimeInterval date2 = [[NSDate date] timeIntervalSince1970];
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NSLog(@"encodeWaveToAmr cost:%fs", date2-date1);
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return amrFile;
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}
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+ (NSString *)decodeAmrToWave:(NSString *)amrFile {
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if (amrFile == nil) {
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return nil;
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}
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NSString *waveFile = [[[self convertDir] stringByAppendingPathComponent:[[amrFile lastPathComponent] md5Str]] stringByAppendingPathExtension:@"wav"];
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if ([[NSFileManager defaultManager] fileExistsAtPath:waveFile]) {
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[[NSFileManager defaultManager] removeItemAtPath:waveFile error:nil];
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}
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NSTimeInterval date1 = [[NSDate date] timeIntervalSince1970];
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NSData *waveData = DecodeAMRToWAVE([NSData dataWithContentsOfFile:amrFile]);
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[waveData writeToFile:waveFile atomically:YES];
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NSTimeInterval date2 = [[NSDate date] timeIntervalSince1970];
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NSLog(@"decodeAmrToWave cost:%fs", date2-date1);
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return waveFile;
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}
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+ (NSString *)convertedAmrFromWave:(NSString *)waveFile {
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NSString *amrFile = [[[self convertDir] stringByAppendingPathComponent:[[waveFile lastPathComponent] md5Str]] stringByAppendingPathExtension:@"amr"];
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if ([[NSFileManager defaultManager] fileExistsAtPath:amrFile]) {
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return amrFile;
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}
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return nil;
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}
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+ (NSString *)convertedWaveFromAmr:(NSString *)amrFile {
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NSString *waveFile = [[[self convertDir] stringByAppendingPathComponent:[[amrFile lastPathComponent] md5Str]] stringByAppendingPathExtension:@"wav"];
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if ([[NSFileManager defaultManager] fileExistsAtPath:waveFile]) {
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return waveFile;
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}
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return nil;
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}
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+ (NSString *)convertDir {
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NSString *docDir = [NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) objectAtIndex:0];
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NSString *dir = [docDir stringByAppendingPathComponent:@"AudioConvert"];
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[[NSFileManager defaultManager] createDirectoryAtPath:dir withIntermediateDirectories:NO attributes:nil error:nil];
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return dir;
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}
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+ (BOOL)cleanup {
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return [[NSFileManager defaultManager] removeItemAtPath:[self convertDir] error:nil];
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}
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@end

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