compress audio file android

Android audio and video goes deep into FFmpeg to implement Rtmp-based streaming (with source code download) and ffmpegrtmp Source Code addressHttps://github.com/979451341/Rtmp1. Configure the RTMP Server I don't want to post two blogs on mac and windows respectively. Set up an RTMP server on MACHttps://www.jianshu.com/p/6fcec3b9d644This is on windows, and the RTMP server is set up (crtmpserver and nginx) H

->time_base.den = fps;Video_st->codec = Pcodecctx;Video_st->codecpar->codec_tag = 0;Avcodec_parameters_from_context (Video_st->codecpar, pcodecctx);See if the output URL is valid and write to the file header based on the output formatif (avio_open(ofmt_ctx->pb, out_path, AVIO_FLAG_READ_WRITE) The next step is to process the data sent by camera.Convert data formatjbyte *in = env->GetByteArrayElements(buffer_, NULL);Get the cached picture size based on

Android calls the File Manager and returns the path of the selected file. android File Manager In actual projects, you often need to call the File Manager to select the download path or the local

. setType ("image/*"); // intent. setType ("audio/*"); // select audio // intent. setType ("video/*"); // select the video (mp4 3gp is the video format supported by android) // intent. setType ("video/*; image/*"); // select both the video and imageCallback @ Overrideprotected void onActivityResult (int requestCode, int resultCode, Intent data) {if (resultCode =

(HTML form and plain text form of HTML mail, the same content is expressed in different forms) Application/X-WWW-form-urlencoded (Form submitted using the http post method) Multipart/form-data (same as above, but mainly used when the form is submitted along with file upload) 2. Common Mime Type tables From: http://www.littledai.com/20110408/112443/791 3GP video/3GPPAAB application/X-authoware-binAAM application/X-authoware-MapAAS application/X-a

", "Application/rtf"}, {". Sh", "Text/plain"}, {". Tar", "Application/x-tar"}, {". tgz", {". txt", "Text/plain"}, {". wav", "Audio/x-wav"}, {". wma", "audio/x-ms-wma"}, {". wmv", "audio/x-ms-wmv"}, {". wps", "Application/vnd.ms-works"}, {". xml", "Text/xml"}, {". xml", "Text/plain"}, {". Z

", "application/x-compressed"}, {". txt", "text/p Lain "}, {". wav "," Audio/x-wav "}, {". wma "," audio/x-ms-wma "}, {". wmv "," audio/x-m S-wmv "}, {". wps "," Application/vnd.ms-works "},//{". xml "," Text/xml "}, {". xml ", "Text/plain"}, {". Z", "application/x-compress"}, {". zip", "Application/zip"}, { "",

"}, {". pdf", "Application/pdf"}, {". png", "Image/png"}, {". pps", "Application/vnd.ms-powerpoint"}, {". ppt", "Application/vnd.ms-powerpoint"}, {". pptx", "Application/vnd.openxmlformats-officedocument.presentationml.presentation"}, {". Prop", "Text/plain"}, {". rc", "Text/plain"}, {". rmvb", "Audio/x-pn-realaudio"}, {". rtf", "Application/rtf"}, {". Sh", "Text/plain"}, {". Tar", "Application/x-tar"}, {". tgz", "a

", "image/jpeg "},{". Jpg", "image/jpeg "},{". Js", "application/x-javascript "},{". Log", "text/plain "},{". M3u", "audio/x-mpegurl "},{". M4a", "audio/mp4a-latm "},{". M4b", "audio/mp4a-latm "},{". M4p", "audio/mp4a-latm "},{". M4u", "video/vnd. mpegurl "},{". M4v", "video/x-m4v "},{". Mov", "video/quicktime "},{". M

Android data storage file and android Data StorageIn the previous article, we used SharedPreferences to save data in Android. SharedPreferences mainly saves the setting information of some applications or a small amount of user information when saving data, the String class information stored in the form of key-value h

The example in this article describes how Java in Android obtains file types based on file headers. Share to everyone for your reference, specific as follows: We've talked about the MediaFile class inside the Android system to get the file type, which is largely based on th

We have been using Android Studio for more than half a year to adapt to the trend! Adding. jar files and. so files from the Eclipse migration project to Android Studio is undoubtedly a very important and headache! In the latest version, all. jar files under libs are automatically packaged by default, so you don't need to talk about jar. Add. SO (this depends on your project Gradle Version) Tip: both build.

Resources Android supports strings, bitmaps, and many other types of resources. The syntax and format of each resource definition file and the storage location depend on the object on which it depends. Generally, you can create resources through three types of files: XML files (except bitmap and native files), bitmap files (as images), and Native files (all other types, such as

Do you remember the writing of the previous Android Mk file? Portal ,We need to manually add CPP files, if more than one CPP, it is not to be exhausted?Local_path: = $ (call My-dir) include $ (clear_vars) Local_module: = Cocos2dcpp_sharedlocal_module_filename: = Libcocos2dcpplocal_src_files: = Hellocpp/main.cpp. /.. /classes/appdelegate.cpp. /.. /classes/clipingnodelayer.cpp. /.. /classes/mainscene.cpp. /..

Android-based file data storage and android-based Data Storage1. Introduction to file storage data Activity provides the openFileOutput () method to output data to a file. The specific implementation process is the same as saving data to a

= split[0]; Uri Contenturi = null; if ("image". Equals (Type)) {Contenturi = MediaStore.Images.Media.EXTERNAL_CONTENT_URI; else if ("video". Equals (Type)) {Contenturi = MediaStore.Video.Media.EXTERNAL_CONTENT_URI; else if ("Audio". Equals (Type)) {Contenturi = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI; Final String selection = "_id=?"; Final string[] Selectionargs = new string[] {split[1]}; Re

First of all introduce Android using caching mechanism to implement file download When downloading files or browsing files online, or in order to ensure the correctness of file downloads, you need to use the caching mechanism, often using softreference to implement. The SoftReference feature is that an instance of it holds soft references to a Java object that

Three File data external storage Each Android device supports a shared "external store" that you can use to save files. This could be a removable storage medium (such as an SD card) or an internal (fixed) store. Files saved to the external store are public and can be modified by the user. Note: Files on external storage devices, all applications can access it, and can even be connected directly to the compu

/com.hj.singlejoker 7. Download and connect the Android-like QQ Communication Software Http://download.csdn.net/detail/cq361106306/7699897 (CSDN) Baidu Disk: Link: pan. baid Delete u.com/s/1dD8FnTf password: 5u3d 8. The original source must be reprinted! Http://blog.csdn.net/cq361106306/article/details/38318663 Who can send me a LAN voice chat software programming implementation idea ?? Want to use C # Encoding Send you an address! The source code I

Android notes: file storage, compression, and deletion, android notes In the past two days, we have improved the image upload code in the optimization project, considering that there may be large 7 or 8 m images, because we need to compress them first. Therefore, the File co