3gp

Live is not unfamiliar, now the mainstream of the agreement analysis of the contrast chart, personal insights. Agreement httpflv Rtmp HLs Dash Transport layer HTTP stream tcp stream http http video format FLV flv tag ts file mp4 3gp webm delay Low low

long StartTime; Private long endTime; /** * Start recording using AMR format * * Recording file * @return */public void Startrecord () {//Start recording/*①i Nitial: Instantiate Mediarecorder Object */if (Mmediarecorder = = null) Mmediarecorder = new Mediarecorder (); try {/*②setaudiosource/setvediosource */Mmediarecorder.setaudiosource (MediaRecorder.AudioSource.MIC);//Set microphone /*② to set the encoding of the audio file: aac/aSampling of Mr_nb/amr_mb/default Sound (waveform) */M

Public classPathManager {//Customizing the camera storage path (picture trimmed to create 640*640) Public Staticfile Getcropphotopath () {file Photofile=NewFile (Getcropphotodir (), System.currenttimemillis () + ". jpg"); returnPhotofile; } //folder where the cropped picture is stored Public StaticFile Getcropphotodir () {String path=environment.getexternalstoragedirectory ()+ "/etourypic"; File File=NewFile (path); if(!file.exists ()) {File.mkdirs (); } returnfile; }

This article is reproduced from http://blog.csdn.net/ljzcom/article/details/7258978, if necessary, please visit.Technorati Tags: H. Data collation--------------------------Split Line Start----------------------------------- 1. http://www.zooyoo.org/?tag=h264 2. How to differentiate between the I frame and the B frame of the H264 video stream? http://group.gimoo.net/review/77829 3. H264 FAQ Collection Http://blog.ednchina.com/ningjinghai123/254722/Message.aspx 4. MP4 (H264 Container) file format

void surfaceCreated(SurfaceHolder holder) { // TODO Auto-generated method stub } @Override public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) { // TODO Auto-generated method stub }}); Surfaceview once not visible. Will be destroyed once it is visible. will be created. Stop playback when destroying. Start playing again when you create it again Camera Start the system-provided camera program//隐式启动系统提供的拍照ActivityInte

,MOV,F4V,3GP format, please pay special attention!3. This example is a cross-platform adaptation, support PC terminal, Android terminal, iOS Apple terminal, WP terminal normal playback.* Tip 1: This example in the Iis/apache, such as the site environment testing;* Tip 2: This example only supports HLS (m3u8)/not supported FLV,MP4,F4V;* Tip 3: This example requires the user to implement HLS technology, that is, the output of HLS (m3u8) address, such as

R.id.recordbutton:try {File File=new file (Environment.getexternalstoragedirectory (), System.currenttimemillis () + ". 3gp");Mediarecorder = new Mediarecorder ();Set the source of the sound from the microphoneMediarecorder.setaudiosource (MediaRecorder.AudioSource.MIC);Set the source of the video from the cameraMediarecorder.setvideosource (MediaRecorder.VideoSource.CAMERA);Set output format 3g format MP4Mediarecorder.setoutputformat (MediaRecorder.

sensor, electronic compass, blood pressure sensor, heart rate sensor, fingerprint recognition, retina recognition fuselage interface 3.5mm headphone interface, USB type-c interface service with support Audio support video support support mp4/3gp/avc/avi/mpeg-4 format picture support support jpeg/png/gif/bmp format

I've written a validation class here that uses the file header to determine the file format. (also not completely secure, if the user forged the file header, can also be verified) Copy CodeThe code is as follows: /** * Type of document to be checked * * @author Silver */ Class Filetypevalidation { File types, different header information private static $_fileformats = Array ( ' JP2 ' = ' 0000000c6a502020 ', ' 3gp ' = ' 0000002066747970 ', ' 3gp5 ' =

Reproduced AMR does not open in IIS _amr PMD formatBelieve that everyone should have encountered, when the IIS server does not know the format, your files are not foundSo how do you find these files, then you need to configure the MIME type in the IIS serverUse this feature to manage the list of file extensions and associated content types that are used by the WEB server for static filesOpen with Iis-> Web site->http Header->mime Map-file type-newBelow I have all the MIME type and the correspond

Mid-century monitoring video recovery for a specific time periodVideo file format: MP4(3gp)in the case, the hard drive was formatted and a portion of the video was recorded. There are many partitions on this hard disk, and after scanning with r-studio, we basically determine the partition where the video is located and mirror the partition. 650) this.width=650; "Src=" Http://s3.51cto.com/wyfs02/M00/82/74/wKioL1dWJiTyvNCVAAAR1vkfnHA371.png-wh_500x0-wm_

/** * Get MIME type type of file * @author Xiaobing.meng * */ Class Mimetypes { public static $mime _types = Array ( ' apk ' = ' application/vnd.android.package-archive ', ' 3gp ' = ' video/3gpp ', ' ai ' = ' application/postscript ', ' AIF ' = ' audio/x-aiff ', ' aifc ' = ' Audio/x-aiff ', ' Aiff ' = ' Audio/x-aiff ', ' ASC ' = ' text/plain ', ' Atom ' = ' application/atom+xml ',

PHP Development file Upload type you want to answer: rarapplication/x-rar-compressedzipapplication/zipwordapplication/msword#application/pdf for more reference: file suffix name nbsp; file Type 3 gpvideo/3 gppaa PHP Development file Upload type Answer: Rar application/x-rar-compressed Zip application/zip Word application/msword Pdf application/pdf For more information, see: File suffix file type 3gp video/3gpp Aab application/x-authoware-bin Aam app

function Upload_file ($fname, $ftype, $fsize, $ferror, $ftmp _name, $fpath) { Date_default_timezone_set (' PRC '); $store _nm = Date ("Ymdhis"). "-" . Rand (10000,99999). "-". Strlen ($fname). " -$fname "; if ($fname) { if (($ftype = = "Image/gif") | | ($ftype = = "Image/jpeg") | | ($ftype = = "Image/pjpeg")) ($fsize if ($ferror > 0) { echo "Error:". $ferror. ""; return 1; }else{ /* echo "Upload:". $fname. ""; echo "Type:". $ftype. ""

formatMediarecorder.setoutputformat (MediaRecorder.OutputFormat.DEFAULT); //4. Set the output file nameFile File =NewFile (Environment.getexternalstoragedirectory (), System.currenttimemillis () + ". 3gp"); Mediarecorder.setoutputfile (File.getabsolutepath ()); //5. Set the encoding formatMediarecorder.setaudioencoder (MediaRecorder.AudioEncoder.DEFAULT); //6. PreparationMediarecorder.prepare (); //7. StartMediarecorder.start (

Turn: http://www.ataaw.com /? P = 419 One of the main features of mobile phones is the multimedia function. We can use our mobile phones to play a variety of audios and videos. The Android SDK also provides various multimedia development interfaces, we can easily develop various audio and video software. The following describes the basic usage of the recording interface provided in Android. Here we will list several important usage methods, which are also the most common recording interfac

split the file and restore the file on the server. 8. The upload speed must be faster. If you use it on the Intranet, the upload speed must exceed 500 kb. 9. support prompt for duplicate file names. If the same file already exists in the server's upload folder, you must be prompted to make a judgment. 10. The server must support conversion of video files, convert MP4, WMV, 3GP, Avi and other format files into FLV files, and generate thumbnails.

There are two main types of YUV format: planar and packed.For the planar YUV format, the y of all pixels is stored successively, followed by the U of all pixels, followed by the V of all pixels.For the packed YUV format, the y,u,v of each pixel point is a continuous cross-storage.The general video program is to get yuv420 planar data from the camera, then encode it into h264 format frame, and finally save the video file in the format of 3gp/mpeg.Take

( "Audio/x-mpeg" = ". mp3", "Video/mpeg" = ". Mpeg", "VIDEO/3GPP" = ". 3gp", "VIDEO/X-MS-ASF" = ". asf", "Video/x-msvideo" = ". avi" ); $this->mencodetype = Array ( "Application/vnd.rn-realmedia" = ". Rm", "Audio/x-pn-realaudio" = ". Rmvb", "Audio/x-ms-wmv" = ". wmv", ); } Check file types function Checktype () { if (function_exists (Mime_content_type)) { return false; }else{ $contentType = Mime_content_type ($this->fromfile); $exe = "D:\server\php

/x-mpegurl"; break;??????? Case "bmp": $ mime = "image/bmp"; break;??????? Case "ico": $ mime = "image/x-icon"; break;??????? Case "3gp": $ mime = "video/3gpp"; break;??????? Case "3g2": $ mime = "video/Audio pp2"; break;??????? Case "mp4v": $ mime = "video/mp4"; break;??????? Case "mpg4": $ mime = "video/mp4"; break;??????? Case "m2v": $ mime = "video/mpeg"; break;??????? Case "m1v": $ mime = "video/mpeg"; break;??????? Case "mpe": $ mime = "video/mp