AMR 转mp3 失败
private void changeToMp3(String sourcePath) {
File source = new File(sourcePath);
String mp3TargetPath = sourcePath.substring(0, sourcePath.lastIndexOf(".")) + ".mp3";
LOG.debug("MP3 - file path = " + mp3TargetPath);
File target = new File(mp3TargetPath);
AudioAttributes audio = new AudioAttributes();
Encoder encoder = new Encoder();
// pcm_s16le libmp3lame libvorbis libfaac
audio.setCodec("libmp3lame");
EncodingAttributes attrs = new EncodingAttributes();
attrs.setFormat("mp3");
attrs.setAudioAttributes(audio);
/*
AudioAttributes audio = new AudioAttributes();
Encoder encoder = new Encoder();
audio.setBitRate(new Integer(128000));
audio.setChannels(new Integer(2));
audio.setSamplingRate(new Integer(44100));
audio.setCodec("libmp3lame");
EncodingAttributes attrs = new EncodingAttributes();
attrs.setFormat("mp3");
attrs.setAudioAttributes(audio);
attrs.setDuration(3f);
*/
/*try {
attrs.setDuration(getAmrDuration(source));
} catch (IOException e) {
LOG.error(e.getMessage(), e);
}
*/
try {
encoder.encode(source, target, attrs);
} catch (IllegalArgumentException e) {
LOG.error(e.getMessage(), e);
} catch (InputFormatException e) {
LOG.error(e.getMessage(), e);
} catch (EncoderException e) {
LOG.error(e.getMessage(), e);
}
}
2015-06-10 01:16:12 DispatcherServlet 843 [DEBUG] DispatcherServlet with name 'mainServlet' processing POST request for [/pp/profile/saveVisualizationConfig.do]
2015-06-10 01:16:12 RequestMappingHandlerMapping 222 [DEBUG] Looking up handler method for path /profile/saveVisualizationConfig.do
2015-06-10 01:16:12 RequestMappingHandlerMapping 229 [DEBUG] Returning handler method [public java.lang.String com.wp.pp.web.controller.TemplateConfigController.saveVisualizationConfig(org.springframework.ui.Model,java.lang.String,java.lang.String,java.lang.String,java.lang.String)]
2015-06-10 01:16:12 DefaultListableBeanFactory 249 [DEBUG] Returning cached instance of singleton bean 'templateConfigController'
2015-06-10 01:16:12 TemplateConfigController 594 [DEBUG] userName = ???
2015-06-10 01:16:12 TemplateConfigController 595 [DEBUG] userId = 808809b1-6a66-4839-b619-7aaea276b995
2015-06-10 01:16:12 TemplateConfigController 596 [DEBUG] phtotServerId =
2015-06-10 01:16:12 TemplateConfigController 597 [DEBUG] voiceServerId = PAtgTHiF5Yc9rWSTdViBlkRxSag8LoQ5uQZVsw6yRxPkTQjSjQvlNQRwkdvLzyw3
2015-06-10 01:16:12 SharedEntityManagerCreator$SharedEntityManagerInvocationHandler 248 [DEBUG] Creating new EntityManager for shared EntityManager invocation
2015-06-10 01:16:12 SessionImpl 316 [DEBUG] Opened session at timestamp: 14338701722
2015-06-10 01:16:12 CriteriaQueryCompiler 219 [DEBUG] Rendered criteria query -> select generatedAlias0 from User as generatedAlias0 where generatedAlias0.userId=:param0
2015-06-10 01:16:12 LogicalConnectionImpl 295 [DEBUG] Obtaining JDBC connection
2015-06-10 01:16:12 LogicalConnectionImpl 301 [DEBUG] Obtained JDBC connection
2015-06-10 01:16:12 SQL 104 [DEBUG] select user0_.userId as userId9_, user0_.email as email9_, user0_.fullPhotoUrl as fullPhot3_9_, user0_.goodByAudioServerId as goodByAu4_9_, user0_.goodByeAudioUrl as goodByeA5_9_, user0_.introduceAudioUrl as introduc6_9_, user0_.isSubScribe as isSubScr7_9_, user0_.lastUpdateAt as lastUpda8_9_, user0_.likeNumers as likeNumers9_, user0_.mobile as mobile9_, user0_.profileStatus as profile11_9_, user0_.profileStyle as profile12_9_, user0_.qqAccount as qqAccount9_, user0_.readTimes as readTimes9_, user0_.registerOn as registerOn9_, user0_.smallPhotoUrl as smallPh16_9_, user0_.subscribeOn as subscri17_9_, user0_.unsubscribeOn as unsubsc18_9_, user0_.userName as userName9_, user0_.weChatAccount as weChatA20_9_, user0_.weChatCity as weChatCity9_, user0_.weChatHeadImgUrl as weChatH22_9_, user0_.weChatNickName as weChatN23_9_, user0_.weChatOpenId as weChatO24_9_, user0_.weChatProvince as weChatP25_9_, user0_.weChatSex as weChatSex9_ from User user0_ where user0_.userId=?
2015-06-10 01:16:12 Loader 849 [DEBUG] Result set row: 0
2015-06-10 01:16:12 Loader 1344 [DEBUG] Result row: EntityKey[com.wp.pp.model.User#808809b1-6a66-4839-b619-7aaea276b995]
2015-06-10 01:16:12 TwoPhaseLoad 158 [DEBUG] Resolving associations for [com.wp.pp.model.User#808809b1-6a66-4839-b619-7aaea276b995]
2015-06-10 01:16:12 TwoPhaseLoad 297 [DEBUG] Done materializing entity [com.wp.pp.model.User#808809b1-6a66-4839-b619-7aaea276b995]
2015-06-10 01:16:12 StatefulPersistenceContext 947 [DEBUG] Initializing non-lazy collections
2015-06-10 01:16:12 EntityManagerFactoryUtils 435 [DEBUG] Closing JPA EntityManager
2015-06-10 01:16:12 LogicalConnectionImpl 314 [DEBUG] Releasing JDBC connection
2015-06-10 01:16:12 LogicalConnectionImpl 332 [DEBUG] Released JDBC connection
2015-06-10 01:16:12 ConnectionProxyHandler 219 [DEBUG] HHH000163: Logical connection releasing its physical connection
2015-06-10 01:16:12 WeChatSystemConfigService 95 [DEBUG] Get Access Token
2015-06-10 01:16:12 SharedEntityManagerCreator$SharedEntityManagerInvocationHandler 248 [DEBUG] Creating new EntityManager for shared EntityManager invocation
2015-06-10 01:16:12 SessionImpl 316 [DEBUG] Opened session at timestamp: 14338701723
2015-06-10 01:16:12 CriteriaQueryCompiler 219 [DEBUG] Rendered criteria query -> select generatedAlias0 from WeChatSystemConfig as generatedAlias0 where generatedAlias0.configItem=:param0
2015-06-10 01:16:12 LogicalConnectionImpl 295 [DEBUG] Obtaining JDBC connection
2015-06-10 01:16:12 LogicalConnectionImpl 301 [DEBUG] Obtained JDBC connection
2015-06-10 01:16:12 SQL 104 [DEBUG] select wechatsyst0_.id as id12_, wechatsyst0_.configItem as configItem12_, wechatsyst0_.configValue as configVa3_12_, wechatsyst0_.lastConfigAt as lastConf4_12_, wechatsyst0_.remark as remark12_ from WeChatSystemConfig wechatsyst0_ where wechatsyst0_.configItem=? limit ?
2015-06-10 01:16:12 Loader 849 [DEBUG] Result set row: 0
2015-06-10 01:16:12 Loader 1344 [DEBUG] Result row: EntityKey[com.wp.pp.model.WeChatSystemConfig#611a33fb-eb10-47eb-8941-a215f663359e]
2015-06-10 01:16:12 TwoPhaseLoad 158 [DEBUG] Resolving associations for [com.wp.pp.model.WeChatSystemConfig#611a33fb-eb10-47eb-8941-a215f663359e]
2015-06-10 01:16:12 TwoPhaseLoad 297 [DEBUG] Done materializing entity [com.wp.pp.model.WeChatSystemConfig#611a33fb-eb10-47eb-8941-a215f663359e]
2015-06-10 01:16:12 StatefulPersistenceContext 947 [DEBUG] Initializing non-lazy collections
2015-06-10 01:16:12 EntityManagerFactoryUtils 435 [DEBUG] Closing JPA EntityManager
2015-06-10 01:16:12 LogicalConnectionImpl 314 [DEBUG] Releasing JDBC connection
2015-06-10 01:16:12 LogicalConnectionImpl 332 [DEBUG] Released JDBC connection
2015-06-10 01:16:12 ConnectionProxyHandler 219 [DEBUG] HHH000163: Logical connection releasing its physical connection
2015-06-10 01:16:12 WeChatSystemConfigService 98 [DEBUG] Found 1 valid cache Access Token: DXY1gQD_EuemxX6TVEPTva52tXjTYSPbTglhgjAOUWV_oa2KZTgqWN_Y1Ps0asHKpMYtWmD0xB5qgQNsfkD_T44onQ-WFwt8pDeHRCsmNHU
2015-06-10 01:16:12 FileService 134 [DEBUG] fileName = PAtgTHiF5Yc9rWSTdViBlkRxSag8LoQ5uQZVsw6yRxPkTQjSjQvlNQRwkdvLzyw3.amr
2015-06-10 01:16:12 FileService 150 [DEBUG] ==============================
2015-06-10 01:16:12 FileService 151 [DEBUG] Voice file absolute path = /var/lib/tomcat/pp/media/o-d71s3oI_IoBZAzJoIvqMleeQVg/PAtgTHiF5Yc9rWSTdViBlkRxSag8LoQ5uQZVsw6yRxPkTQjSjQvlNQRwkdvLzyw3.amr
2015-06-10 01:16:12 FileService 153 [DEBUG] mp3TargetPath file absolute path = /var/lib/tomcat/pp/media/o-d71s3oI_IoBZAzJoIvqMleeQVg/PAtgTHiF5Yc9rWSTdViBlkRxSag8LoQ5uQZVsw6yRxPkTQjSjQvlNQRwkdvLzyw3.mp3
2015-06-10 01:16:12 FileService 154 [DEBUG] ==============================
2015-06-10 01:16:12 FileService 182 [DEBUG] MP3 - file path = /var/lib/tomcat/pp/media/o-d71s3oI_IoBZAzJoIvqMleeQVg/PAtgTHiF5Yc9rWSTdViBlkRxSag8LoQ5uQZVsw6yRxPkTQjSjQvlNQRwkdvLzyw3.mp3
2015-06-10 01:16:12 FileService 210 [ERROR] Duration: N/A, bitrate: N/A
it.sauronsoftware.jave.EncoderException: Duration: N/A, bitrate: N/A
at it.sauronsoftware.jave.Encoder.encode(Encoder.java:863)
at it.sauronsoftware.jave.Encoder.encode(Encoder.java:713)
at com.wp.pp.service.FileService.changeToMp3(FileService.java:204)
at com.wp.pp.service.FileService.downloadFile(FileService.java:156)
at com.wp.pp.web.controller.TemplateConfigController.downloadMedia(TemplateConfigController.java:803)
at com.wp.pp.web.controller.TemplateConfigController.saveVisualizationConfig(TemplateConfigController.java:609)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:622)
at org.springframework.web.method.support.InvocableHandlerMethod.invoke(InvocableHandlerMethod.java:214)
at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:132)
at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:104)
at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandleMethod(RequestMappingHandlerAdapter.java:748)
at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:689)
at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:83)
at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:945)
at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:876)
at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:931)
at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:833)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:647)
at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:807)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:108)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:931)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:407)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1004)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:589)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:310)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:701)
2015-06-10 01:16:12 TemplateConfigController 804 [DEBUG] fileName = PAtgTHiF5Yc9rWSTdViBlkRxSag8LoQ5uQZVsw6yRxPkTQjSjQvlNQRwkdvLzyw3.amr
2015-06-10 01:16:12 TemplateConfigController 610 [DEBUG] voiceUrl = /media/o-d71s3oI_IoBZAzJoIvqMleeQVg/PAtgTHiF5Yc9rWSTdViBlkRxSag8LoQ5uQZVsw6yRxPkTQjSjQvlNQRwkdvLzyw3.amr
2015-06-10 01:16:12 DefaultListableBeanFactory 249 [DEBUG] Returning cached instance of singleton bean 'transactionManager'
2015-06-10 01:16:12 JpaTransactionManager 367 [DEBUG] Creating new transaction with name [com.wp.pp.service.VisualizationConfigService.save]: PROPAGATION_REQUIRED,ISOLATION_DEFAULT; ''
2015-06-10 01:16:12 SessionImpl 316 [DEBUG] Opened session at timestamp: 14338701724
2015-06-10 01:16:12 JpaTransactionManager 371 [DEBUG] Opened new EntityManager [org.hibernate.ejb.EntityManagerImpl@1b72966a] for JPA transaction
2015-06-10 01:16:12 AbstractTransactionImpl 158 [DEBUG] begin
2015-06-10 01:16:12 LogicalConnectionImpl 295 [DEBUG] Obtaining JDBC connection
2015-06-10 01:16:12 LogicalConnectionImpl 301 [DEBUG] Obtained JDBC connection
2015-06-10 01:16:12 JdbcTransaction 69 [DEBUG] initial autocommit status: true
2015-06-10 01:16:12 JdbcTransaction 71 [DEBUG] disabling autocommit
2015-06-10 01:16:12 JpaTransactionManager 403 [DEBUG] Exposing JPA transaction as JDBC transaction [org.springframework.orm.jpa.vendor.HibernateJpaDialect$HibernateConnectionHandle@49626430]
2015-06-10 01:16:12 DefaultListableBeanFactory 249 [DEBUG] Returning cached instance of singleton bean 'transactionManager'
2015-06-10 01:16:12 JpaTransactionManager 334 [DEBUG] Found thread-bound EntityManager [org.hibernate.ejb.EntityManagerImpl@1b72966a] for JPA transaction
2015-06-10 01:16:12 JpaTransactionManager 472 [DEBUG] Participating in existing transaction
2015-06-10 01:16:12 Loader 2021 [DEBUG] Loading entity: [com.wp.pp.model.User#808809b1-6a66-4839-b619-7aaea276b995]
2015-06-10 01:16:12 SQL 104 [DEBUG] select user0_.userId as userId9_0_, user0_.email as email9_0_, user0_.fullPhotoUrl as fullPhot3_9_0_, user0_.goodByAudioServerId as goodByAu4_9_0_, user0_.goodByeAudioUrl as goodByeA5_9_0_, user0_.introduceAudioUrl as introduc6_9_0_, user0_.isSubScribe as isSubScr7_9_0_, user0_.lastUpdateAt as lastUpda8_9_0_, user0_.likeNumers as likeNumers9_0_, user0_.mobile as mobile9_0_, user0_.profileStatus as profile11_9_0_, user0_.profileStyle as profile12_9_0_, user0_.qqAccount as qqAccount9_0_, user0_.readTimes as readTimes9_0_, user0_.registerOn as registerOn9_0_, user0_.smallPhotoUrl as smallPh16_9_0_, user0_.subscribeOn as subscri17_9_0_, user0_.unsubscribeOn as unsubsc18_9_0_, user0_.userName as userName9_0_, user0_.weChatAccount as weChatA20_9_0_, user0_.weChatCity as weChatCity9_0_, user0_.weChatHeadImgUrl as weChatH22_9_0_, user0_.weChatNickName as weChatN23_9_0_, user0_.weChatOpenId as weChatO24_9_0_, user0_.weChatProvince as weChatP25_9_0_, user0_.weChatSex as weChatSex9_0_ from User user0_ where user0_.userId=?
2015-06-10 01:16:12 Loader 849 [DEBUG] Result set row: 0
2015-06-10 01:16:12 Loader 1344 [DEBUG] Result row: EntityKey[com.wp.pp.model.User#808809b1-6a66-4839-b619-7aaea276b995]
2015-06-10 01:16:12 TwoPhaseLoad 158 [DEBUG] Resolving associations for [com.wp.pp.model.User#808809b1-6a66-4839-b619-7aaea276b995]
2015-06-10 01:16:12 TwoPhaseLoad 297 [DEBUG] Done materializing entity [com.wp.pp.model.User#808809b1-6a66-4839-b619-7aaea276b995]
2015-06-10 01:16:12 StatefulPersistenceContext 947 [DEBUG] Initializing non-lazy collections
2015-06-10 01:16:12 Loader 2045 [DEBUG] Done entity load
2015-06-10 01:16:12 DefaultListableBeanFactory 249 [DEBUG] Returning cached instance of singleton bean 'transactionManager'
2015-06-10 01:16:12 JpaTransactionManager 334 [DEBUG] Found thread-bound EntityManager [org.hibernate.ejb.EntityManagerImpl@1b72966a] for JPA transaction
2015-06-10 01:16:12 JpaTransactionManager 472 [DEBUG] Participating in existing transaction
2015-06-10 01:16:12 CriteriaQueryCompiler 219 [DEBUG] Rendered criteria query -> select generatedAlias0 from VisualizationConfig as generatedAlias0 where generatedAlias0.userId=:param0
2015-06-10 01:16:12 AbstractFlushingEventListener 143 [DEBUG] Processing flush-time cascades
2015-06-10 01:16:12 AbstractFlushingEventListener 183 [DEBUG] Dirty checking collections
2015-06-10 01:16:12 AbstractFlushingEventListener 117 [DEBUG] Flushed: 0 insertions, 1 updates, 0 deletions to 1 objects
2015-06-10 01:16:12 AbstractFlushingEventListener 124 [DEBUG] Flushed: 0 (re)creations, 0 updates, 0 removals to 0 collections
2015-06-10 01:16:12 EntityPrinter 114 [DEBUG] Listing entities:
2015-06-10 01:16:12 EntityPrinter 121 [DEBUG] com.wp.pp.model.User{unsubscribeOn=2015-06-02 23:45:35.0, weChatOpenId=o-d71s3oI_IoBZAzJoIvqMleeQVg, weChatNickName=???, registerOn=null, introduceAudioUrl=null, readTimes=0, profileStatus=draft, userId=808809b1-6a66-4839-b619-7aaea276b995, subscribeOn=2015-06-02 23:45:57.0, userName=???, fullPhotoUrl=null, goodByAudioServerId=0i7ReActqOPa45BxDRrypUpByBziGazkqDJSAmdg-1Cj3bIWfL5FZ4xgduiRPiEQ, weChatCity=??, lastUpdateAt=Wed Jun 10 01:16:12 CST 2015, likeNumers=92, weChatProvince=??, email=2, weChatSex=1, isSubScribe=true, weChatAccount=3, goodByeAudioUrl=/media/o-d71s3oI_IoBZAzJoIvqMleeQVg/0i7ReActqOPa45BxDRrypUpByBziGazkqDJSAmdg-1Cj3bIWfL5FZ4xgduiRPiEQ.amr, weChatHeadImgUrl=http://wx.qlogo.cn/mmopen/YUnE7hjiaRfC0RcRhAnUlKlwqia6VWT2pbwG14kArVjr67w5A1mnbG9w25WMDFCxSz6tO9QKr8WgzUXgwzLgKJNjGdQd4NnIGp/0, profileStyle=black, smallPhotoUrl=/media/o-d71s3oI_IoBZAzJoIvqMleeQVg/head.png?rand=139d2d49-1801-4bcc-b74b-ad772a0e4dcf, qqAccount=666, mobile=13510902180}
2015-06-10 01:16:12 SQL 104 [DEBUG] select visualizat0_.id as id11_, visualizat0_.lastUpdateAt as lastUpda2_11_, visualizat0_.photoUrl as photoUrl11_, visualizat0_.photoWeChatServerId as photoWeC4_11_, visualizat0_.userId as userId11_, visualizat0_.voiceUrl as voiceUrl11_, visualizat0_.voiceWeChatServerId as voiceWeC7_11_ from VisualizationConfig visualizat0_ where visualizat0_.userId=? limit ?
2015-06-10 01:16:12 Loader 849 [DEBUG] Result set row: 0
2015-06-10 01:16:12 Loader 1344 [DEBUG] Result row: EntityKey[com.wp.pp.model.VisualizationConfig#f6eda01e-b819-4ada-a1c5-5c31feb865d3]
2015-06-10 01:16:12 TwoPhaseLoad 158 [DEBUG] Resolving associations for [com.wp.pp.model.VisualizationConfig#f6eda01e-b819-4ada-a1c5-5c31feb865d3]
2015-06-10 01:16:12 TwoPhaseLoad 297 [DEBUG] Done materializing entity [com.wp.pp.model.VisualizationConfig#f6eda01e-b819-4ada-a1c5-5c31feb865d3]
AMR 转mp3 失败的更多相关文章
- java实现windows下amr转换为mp3（可实现微信语音和qq语音转换）
最近做一个项目需要将微信的语音文件放在页面进行播放,查了好多资料发现,web页面直接播放并没有一个好的解决方案,于是就想到了先将amr文件转换成易于在页面播放的mp3文件,然后在进行播放,现在将amr ...
- ffmpeg centos6.5上安装(测试 amr 转换为 mp3)
1. 下载相关源码包 wget http://www.tortall.net/projects/yasm/releases/yasm-1.2.0.tar.gz wget http://sourcefo ...
- 解决linux AMR转MP3出现转码成功却无法播放的问题
根据帖子:http://blog.csdn.net/z313731418/article/details/50218341 的提示,在linux安装ffmpeg,确实在linux下使用命令可以将am ...
- window64 PHP ffmpeg详解简单上手 音频amr转mp3
从网上找了一大堆关于window 64 ffmpeg的信息,都是又长又不关键,让人难消化. 我只要简单的amr转MP3格式而已. 终于搞明白.自己总结了下! 希望能帮助到喜欢言简意赅,一眼上手的同学. ...
- amr转MP3
using System; using System.Threading; using System.IO; using System.Diagnostics; using System.Securi ...
- jav音频格式转换 ffmpeg 微信录音amr转mp3
项目背景: 之前公司开发了一个微信公众号,要求把js-sdk录音文件在web网页也能播放.众所周知,html的<audio>标签ogg,mp3,wav,也有所说苹果safari支持m4a格 ...
- php自定义函数: amr转mp3格式
<?php function amr2mp3($file){ if (file_exists($file . '.mp3') == true) { return; } else { $param ...
- .net 音频转换 .amr 转 .mp3 （ffmpeg转换法）
最近看来是跟声音干上了啊! 音频转换的第二种方法,这种方法相对第一种来说,要简单的多! 首先,你得下载个“ffmpeg.exe” 插件,然后把它放到你的项目中,如下图: 程序中会调用该文件,以助于转换 ...
- .net 音频转换 .amr 转 .mp3 （七牛转换法）
.amr 用于移动设备的音频,压缩比比较大,多用于人声.通话,效果还行!所以,移动设备多采用amr格式来进行录存!比较常见的例子:通话录音,微信语音以及录音等! 这个鬼,用两个字来形容,就是“蛋疼”: ...
随机推荐
- <<< tomcat启动报错StandardServer.await: create[8005]
启动tomcat的时候出现异常 严重: StandardServer.await: create[8005]: java.net.BindException: Address already in u ...
- <<< java异常The import java.util cannot be resolved
异常:The import java.util cannot be resolved 原因:这是由于你的项目buildpath不对 解决方案:右键项目-------buildpath--------最 ...
- SDL第一个程序：加载一张图片
直接看代码吧 using System; using System.Collections.Generic; using System.ComponentModel; using System.Dat ...
- php提供更快的文件下载
在微博上偶然看到一篇介绍php更快下载文件的方法,其实就是利用web服务器的xsendfile特性,鸟哥的博客中只说了apache的实现方式,我找到了介绍nginx实现方式的文章,整理一下! let' ...
- LINQ驱动数据的查询功能
一.LINQ概念 LINQ是微软在.NetFramework3.5中新加入的语言功能,在语言中以程序代码方式处理集合的能力. 1.1 LINQ VS 循环处理 在我刚工作时候,对于集合对象的处理一般是 ...
- MathType 6.9 介绍安装
1.介绍 MathType是强大的数学公式编辑器,与常见的文字处理软件和演示程序配合使用,能够在各种文档中加入复杂的数学公式和符号,可用在编辑数学试卷.书籍.报刊.论文.幻灯演示等方面,是编辑数学资料 ...
- hzwer模拟赛 Hzwer的陨石
题目描述 Description 经过不懈的努力,Hzwer召唤了很多陨石.已知Hzwer的地图上共有n个区域,且一开始的时候第i个陨石掉在了第i个区域.有电力喷射背包的ndsf很自豪,他认为搬陨石很 ...
- MySQL 拷贝数据库表方式备份，还原后提示 table xxx '' doesn`t exist
MySQL很强大,支持直接拷贝数据库文件快速备份,那数据库文件在哪里呢? 打开MySQL的配置文件 my.ini,找到 datadir 节点,如 datadir="D:/Program Fi ...
- 上个项目的一些反思 II
上个项目需要使用通讯录,我在回顾自己设计的时候,发现自己少设计了cache这一环. 虽然直接用SQLite在初期体验上没什么大损失,不过可以预想通讯录增长到一定数量后势必会影响体验. 单例模式,全局缓 ...
- git workflow
1) fork map-matcher.git repo 2) add ssh-keygen public key to gitlab 3) clone repo git clone git@git. ...