combine mp4 files into one

You can use the File class to batch Delete duplicate files in a File, for example, haokan (22.16.mp4, haokan (32.16.mp4, 1 public class HH {2 public static void main (String [] args) {3 String s = "he is a boy"; 4 int result = s. indexOf ("boy ");I am using the indexOf () method;5 if (result> = 0) {6 System. out. println ("boy is part of he is a boy"); 7} else {8

Today in the FTP upload a mp4 file, found that the player can not play, find a local file to replace the found to play normally, the charm network for this in the browser directly enter the MP4 URL found unable to display the Web page, and then suspect that the server is a problem, may not add the format of this video support.So go to the server and open IIS and add the MIME type property.650) this.width=65

file, then there will be a "moov" type of box (Movie box), it is a container box, The sub Box contains the media's metadata information, and the MP4 file's media data is contained in the "Mdat" type of box (Midia Data box), and the box is container box, which can have multiple You can also not (when the media data all refer to other files), the structure of the media data is described by metadata. 4

using MP4V2 to synthesize h264+aac mp4 files Recording program to add new features: Record CMMB TV shows, our cards are sent out of the RTP stream (H264 video and AAC audio), the recording program to do the work is: (1) Receiving and parsing RTP packets, separating out H264 and AAC data streams; (2) H264 video and AAC audio are encapsulated in some format and finally saved as a

Php cannot download flv files or mp4 files. if you want to transmit the flv playback address or mp4 playback address through POST, you can directly download the files. it is easy to download and directly receive POST data. the format of POST data is similar: a. com1.flv, the

First, import the associated. jar file Compile ' com.googlecode.mp4parser:isoparser:1.1.21 'You can also use the download jar package After the association is complete, use the following code to implement the merge public class MergerMp4 { public void MergeMP4 () { list Add files that need to be merged Filelist.add ("/sdcard/video/20161122135659.mp4"); Filelist.add ("/sdcard/vid

Www. fire-rain.comblogFFMPEG_H264_MP4PHP + FFMPEG automatic transcoding H264 standard Mp4 File recently made an online teaching network project, need to upload any format of video automatic h264 standard video, using html5 playback. Finally, PHP + FFMPEG is used for implementation. Here we will share our detailed solutions with you! Configure ph Http://www.fire-rain.com/blog/FFMPEG_H264_MP4 PHP + FFMPEG automatic transcoding H264 standard

chronological order. The 3GP file is composed of a series of box (atom) files. The structure of each box is 4-byte size, 4-byte type, and some data. Use Mp4info: view the data layout of the 3GP file, for example: For example, ftyp indicates the file version information, and mdat stores text, audio and video data. You may ask how to find the audio and video data. What? The sub-box Trak in moov box stores the attribute descriptions of audio and vi

How does php output mp4 files that can be directly played by google? if we put an MP4 file on the server and open it in google, the browser will watch the mp4 file online by default. However, files are often not stored so naked. if you use php to output

Please refer to the question of downloading MP4 files in PHP. the file download is incomplete. function dl_file($file){ $len = filesize($file); $filename = basename($file); $file_extension = strtolower(substr(strrchr($filename,"."),1)); switch( $file_extension ) { case "mp4": $ctype="video/mp4"; break;

How to extract and generate mp4 files in AndroidWith the gradual popularization of Android 4.4 and later versions, the MediaExtractor class introduced by Android 4.1 and the MediaMuxer class introduced by Android 4.3 can finally begin to officially "glow and Heat. MediaMuxer is mainly used to generate multimedia files (such as

FFmpeg is a powerful video and audio codec tool in Ubuntu. X264 can encode high-quality H.264 videos. iPad must be H.264 or MPEG-4 encoded for normal playback. Since the copyright aspect has not been determined, although many websites in China are using h. 264 encoding, but may be subject to copyright issues in the future. Therefore, Ubuntu official source does not provide h by default. 264 encoding, which requires us to manually compile and install FFmpeg h. 264 support to encode

: This article mainly introduces nginx development (2) how to configure online playback of mp4 files. For more information about PHP tutorials, see. 1: The nginx folder Traversal function is enabled in the first step. Vi/usr/local/nginx/conf/nginx. conf # Edit the configuration file and add the following content under http: Autoindex on; # enable nginx directory browsing Autoindex_exact_size off; # the

If we put a MP4 file directly on the server and then open it in Google Chrome, the browser will watch it online by default. But often files are not so naked to save, if it is to use PHP to output MP4 files, a long time, the browser will be directly as a file download, and will not try to play online. At first I thought

Recently encountered such a problem, the site of the MP4 can not play-every click on the play will produce 404 of errors (such as). This problem is a bit strange, because the other files on this server can be executed normally, such as XML, JPG, aspx and other files, but only mp4 f