NvsMediaFileConvertor.h

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//================================================================================
//
// (c) Copyright Meishe Co. Ltd, 2019. All rights reserved.
//
// This code and information is provided "as is" without warranty of any kind,
// either expressed or implied, including but not limited to the implied
// warranties of merchantability and/or fitness for a particular purpose.
//
//--------------------------------------------------------------------------------
//   Birth Date:    Apr 20. 2019
//   Author:        Meishe video team
//================================================================================
#pragma once
 
#import <UIKit/UIImage.h>
#import "NvsCommonDef.h"
 
typedef enum {
    keNvsMediaConvertorErrorType_NoError = 0,                        
    keNvsMediaConvertorErrorType_Cancled,                            
    keNvsMediaConvertorErrorType_HardwareVideoEncoderSetupError, 
    keNvsMediaConvertorErrorType_HardwareVideoEncodingError,         
    keNvsMediaConvertorErrorType_HardwareVideoDecoderSetupError,     
    keNvsMediaConvertorErrorType_HardwareVideoDecodingError,         
    keNvsMediaConvertorErrorType_ProcessVideoError,
    keNvsMediaConvertorErrorType_ProcessAudioError,
    keNvsMediaConvertorErrorType_ReadFileEof,
    keNvsMediaConvertorErrorType_UnkownError = 65535                
} NvsMediaConvertorErrorType;
 
#define NVS_MEDIA_CONVERTOR_CUSTOM_HEIGHT                   @"custom-video-height"          
#define NVS_MEDIA_CONVERTOR_CUSTOM_AUDIO_SAMPLE_RATE        @"custom-audio-sample-rate"     
#define NVS_MEDIA_CONVERTOR_NO_VIDEO                        @"convertor-no-video"           
#define NVS_MEDIA_CONVERTOR_NO_AUDIO                        @"convertor-no-audio"           
#define NVS_MEDIA_CONVERTOR_CUSTOM_AUDIO_CHANNEL            @"custom-audio-channel"         
#define NVS_MEDIA_CONVERTOR_REVERSE_AUDIO_STREAM            @"convertor-reverse-audio"      
#define NVS_MEDIA_CONVERTOR_MAX_CACHE_SIZE_IN_MEMORY        @"max_cache_size_in_memory"     
#define NVS_MEDIA_CONVERTOR_CUSTOM_FRAME_RATE               @"custom-video-frame-rate"     
#define NVS_MEDIA_CONVERTOR_CUSTOM_AUDIO_PCM_FILE           @"custom-audio-pcm-file"        
#define NVS_MEDIA_CONVERTOR_COMPILE_GOP_SIZE                @"gopsize"                      
#define NVS_MEDIA_CONVERTOR_COMPILE_BITRATE                 @"bitrate"                      
#define NVS_MEDIA_CONVERTOR_COMPILE_AUDIO_BITRATE           @"audio bitrate"                
#define NVS_EDIA_CONVERTOR_VIDEO_ENCODEC_NAME               @"video encoder name"             
#define NVS_EDIA_CONVERTOR_AUDIO_ENCODEC_NAME               @"audio encoder name"             
 
@protocol NvsMediaFileConvertorDelegate<NSObject>
 
- (void)didConvertorProgress:(int64_t)taskId progress:(float)progress;
 
- (void)didConvertorFinish:(int64_t)taskId sourceFile:(NSString*)src outputFile:(NSString*)dst errorCode:(NvsMediaConvertorErrorType)error;
 
- (void)didAudioMuteRage:(int64_t)taskId muteStart:(int64_t)start muteEnd:(int64_t)end;
 
@end
 
 
NVS_EXPORT @interface NvsMediaFileConvertor : NSObject
 
@property (nonatomic, weak) id<NvsMediaFileConvertorDelegate> delegate;
 
- (instancetype)init;
 
- (int64_t)convertMeidaFile:(NSString *)srcFilePath
                   outputFile:(NSString *)outputFilePath
             isReverseConvert:(bool)isReverse
                 fromPosition:(int64_t)from
                   toPosition:(int64_t)to
                      options:(NSMutableDictionary *)options;
 
- (void)cancelTask:(int64_t)taskId;
 
@end