ExtractSound add

deng690990 · Jan 11, 2019 · 731e425 · 731e425
1 parent 72e18a8
commit 731e425
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Showing 8 changed files with 147 additions and 43 deletions.
diff --git a/...roj/project.xcworkspace/xcuserdata/huangruihao.xcuserdatad/UserInterfaceState.xcuserstate b/...roj/project.xcworkspace/xcuserdata/huangruihao.xcuserdatad/UserInterfaceState.xcuserstate
diff --git a/WAVideoBox/WAVideoBox/WAAVSeCommand/WAAVSEComposition.h b/WAVideoBox/WAVideoBox/WAAVSeCommand/WAAVSEComposition.h
@@ -42,6 +42,11 @@ NS_ASSUME_NONNULL_BEGIN
  */
 @property (nonatomic , assign) NSInteger videoQuality;
 
+/**
+ 输出文件格式
+ */
+@property (nonatomic , copy) AVFileType fileType;
+
 /**
  视频操作参数数组
  */

diff --git a/WAVideoBox/WAVideoBox/WAAVSeCommand/WAAVSEComposition.m b/WAVideoBox/WAVideoBox/WAAVSeCommand/WAAVSEComposition.m
@@ -10,7 +10,7 @@
 
 @implementation WAAVSEComposition
 
-- (NSMutableArray<AVMutableAudioMixInputParameters *> *)audioMixParam{
+- (NSMutableArray<AVMutableAudioMixInputParameters *> *)audioMixParams{
     if (!_audioMixParams) {
         _audioMixParams = [NSMutableArray array];
     }

diff --git a/WAVideoBox/WAVideoBox/WAAVSeCommand/WAAVSEExportCommand.m b/WAVideoBox/WAVideoBox/WAAVSeCommand/WAAVSEExportCommand.m
@@ -38,6 +38,10 @@ - (void)performSaveAsset:(AVAsset *)asset byPath:(NSString *)path{
         self.composition.presetName = AVAssetExportPresetHighestQuality;
     }
 
+    if (!self.composition.fileType) {
+        self.composition.fileType = AVFileTypeMPEG4;
+    }
+
     self.exportSession = [[AVAssetExportSession alloc] initWithAsset:asset presetName:self.composition.presetName];
     self.exportSession.shouldOptimizeForNetworkUse = YES;
     self.exportSession.videoComposition = self.composition.mutableVideoComposition;
@@ -62,10 +66,9 @@ - (void)performSaveAsset:(AVAsset *)asset byPath:(NSString *)path{
         }
 
     }
-
 
     self.exportSession.outputURL = [NSURL fileURLWithPath:path];
-    self.exportSession.outputFileType = AVFileTypeMPEG4;
+    self.exportSession.outputFileType = self.composition.fileType;
     [self.exportSession exportAsynchronouslyWithCompletionHandler:^(void){
 
         switch (self.exportSession.status) {

diff --git a/WAVideoBox/WAVideoBox/WAAVSeCommand/WAAVSEExtractSoundCommand.h b/WAVideoBox/WAVideoBox/WAAVSeCommand/WAAVSEExtractSoundCommand.h
@@ -0,0 +1,18 @@
+//
+//  WAAVSEExtractSoundCommand.h
+//  YCH
+//
+//  Created by 黄锐灏 on 2019/1/11.
+//  Copyright © 2019 黄锐灏. All rights reserved.
+//
+
+#import "WAAVSECommand.h"
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface WAAVSEExtractSoundCommand : WAAVSECommand
+
+
+@end
+
+NS_ASSUME_NONNULL_END
diff --git a/WAVideoBox/WAVideoBox/WAAVSeCommand/WAAVSEExtractSoundCommand.m b/WAVideoBox/WAVideoBox/WAAVSeCommand/WAAVSEExtractSoundCommand.m
@@ -0,0 +1,24 @@
+//
+//  WAAVSEExtractSoundCommand.m
+//  YCH
+//
+//  Created by 黄锐灏 on 2019/1/11.
+//  Copyright © 2019 黄锐灏. All rights reserved.
+//
+
+#import "WAAVSEExtractSoundCommand.h"
+
+@implementation WAAVSEExtractSoundCommand
+- (void)performWithAsset:(AVAsset *)asset{
+    [super performWithAsset:asset];
+
+    NSArray *natureTrackAry = [[self.composition.mutableComposition tracksWithMediaType:AVMediaTypeVideo] copy];
+
+    for (AVCompositionTrack *track in natureTrackAry) {
+        [self.composition.mutableComposition removeTrack:track];
+    }
+    self.composition.fileType = AVFileTypeAppleM4A;
+    self.composition.presetName = AVAssetExportPresetAppleM4A;
+
+}
+@end
diff --git a/WAVideoBox/WAVideoBox/WAVideoBox.h b/WAVideoBox/WAVideoBox/WAVideoBox.h
@@ -81,6 +81,16 @@ typedef NS_ENUM(NSUInteger,WAVideoExportRatio) {
  */
 - (BOOL)rangeVideoByTimeRange:(CMTimeRange)range;
 
+
+/**
+ 视频截取
+
+ @param beganPoint 开始的节点
+ @param endPoint 结束的节点
+ @return 操作状态
+ */
+- (BOOL)rangeVideoByBeganPoint:(CGFloat)beganPoint endPoint:(CGFloat)endPoint;
+
 /**
  视频旋转
  @param degress 角度，内部会调用%90,保证90度的倍数旋转
@@ -128,6 +138,14 @@ typedef NS_ENUM(NSUInteger,WAVideoExportRatio) {
  */
 - (BOOL)dubbedSoundBySoundPath:(NSString *)soundPath volume:(CGFloat)volume mixVolume:(CGFloat)mixVolume insertTime:(CGFloat)insetDuration;
 
+#pragma mark 音频提取
+
+/**
+ 音频提取，操作后视频将变为音频
+ @return 操作状态
+ */
+- (BOOL)extractVideoSound; 
+
 #pragma mark 处理
 /**
  异步视频处理