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 System. out. println ("boy is not part of he
RM format How to convert MP4?RM to MP4 format Converter list
RM mp4 Format Converter Rank one: MP4/RM conversion specialist
The MP4/RM conversion expert has a comprehensive focus on professional conversion tools optimized for avi/mpeg4/3gp/3g2/
RTMP Request General format is rtmp://domain name/app/file such as Rtmp://fantefei.blog.51cto.com/fantefei/3.mp4 so it can play, but rtmp:// Fantefei.blog.51cto.com/fantefei/mp4:v/abc/3.mp4 or RTMP://FANTEFEI.BLOG.51CTO.COM/FANTEFEI/MP4:/V/ABC/3. What format is MP4?In genera
FLV MP4 makes it easy to transfer downloaded video from the network to mobile hardware, MP4, IPod, IPhone, PSP, PSV, PS3, ipad, and so on. Given the need for FLV MP4 to be compatible with mobile devices, in the FLV MP4 process, conversion speed, conversion quality and good compatibility on mobile hardware are undoubted
Objectivethe MP4 video file Encapsulation format is based on the QuickTime container format definition, so referencing the QuickTime format definition is helpful for understanding the MP4 file format. The MP4 file format is a very open container that can be used to describe almost all media structures, and the media descriptions in the
At present, there have been a lot of summaries on the MP4 file format on the network. I will not copy the summary from others here. If you want to get started, Baidu will have a lot of such content.Article. Here we will introduce one of the MP4 file structures rarely involved in other articles, namely, fragment MP4, which is also called ismv files.
If you reall
The recent need to encode H264 video into MP4 format. Research, one method is to use the FFmpeg library, you can first decode the H264 file, and then encode the generation of MP4 files, but this method is less efficient, 10M video may take a few seconds to complete. Another way is to encapsulate the H264 package directly into the MP4 format according to the
Https://github.com/332065255/flv2fmp4
code Base
Soft coded FLV to MP4 container (i)Soft coded FLV to MP4 container (ii) FLV tag DismantlingSoft coded FLV to MP4 container (iii) FLV METADATA tag parsingSoft coded FLV to MP4 container (iv) Fmp4 Overview and basic explanationSoft coded FLV to
This is a series of articles, using pseudo-code to step through the FLV soft-coded to MP4
Https://github.com/332065255/flv2fmp4
code Base
Soft-coded FLV to MP4 container (i)Soft-coded FLV to MP4 container (ii) FLV tag DisassemblySoft-coded FLV to MP4 container (iii) FLV METADATA tag parsingSoft-coded FLV to
You are welcome to reprint it. Please indicate the author and its source. Author: little hedgehog
PS:You are welcome to refer to the errors in the text so that they can be corrected with me.PS2:This article is intended for players who have a certain degree of Video Production basics. It is not intended for beginners. At least we must understand the use of AVS; otherwise, we do not need to look down.PS3:Although the title of this article is 720xlarge, it is also applicable to the production of A
Https://github.com/332065255/flv2fmp4
code Base
Soft coded FLV to MP4 container (i)Soft coded FLV to MP4 container (ii) FLV tag DismantlingSoft coded FLV to MP4 container (iii) FLV METADATA tag parsingSoft coded FLV to MP4 container (iv) Fmp4 Overview and basic explanationSoft coded FLV to
This article was reproduced from: http://www.cnblogs.com/chutianyao/archive/2012/04/13/2446140.html
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 file for viewing by the user.
The first step is already part of
first, the basic concept of MP4 format
MP4 format corresponds to Standard MPEG-4 standard (iso/iec14496)
Second, MP4 packaging format core concept
1 MP4 package format corresponds to ISO/IEC 14496-12 (Information technology Audio-visual object code part 12th: ISO Basic Media file format/information technology Coding o
I was going to talk about the history of MP4 and some common video file formats. It is not necessary to think now, after all, this article is about the MP4 on-demand drag technical details. Introduction, preface God Horse seems a little superfluous.Speaking of MP4, we have to mention the concept of "Digital container format". Wikipedia gives an explanation:
Https://github.com/332065255/flv2fmp4
code Base
Soft coded FLV to MP4 container (i)Soft coded FLV to MP4 container (ii) FLV tag DismantlingSoft coded FLV to MP4 container (iii) FLV METADATA tag parsingSoft coded FLV to MP4 container (iv) Fmp4 Overview and basic explanationSoft coded FLV to
The MP4 recording program is modified according to the mpeg4ip-1.5.0.1 \ Server \ mp4live \ file_mp4_recorder.cpp file in mpeg4ip. The program supports h264 + AAC (raw stream) writing method, using the dynamic library mp4v2-2.0.0, do not use the older version of mpeg4ip, because it will be efficient when recording large files, the following describes some mp4v2 interfaces.
Mp4filehandle mp4create (const char * filename, uint32_t flags)Function: Creat
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 file for viewing by the user.
MP4 page Playback code, there is no image of the sound solution ~About the Web play MP4 format video, find some plug-ins, here recommend Video.jsOfficial website: http://www.videojs.com/github:https://github.com/videojs/video.js/Demo:http://www.videojs.com/downloads/video-js-4.12.5.zipHow to use:① Introducing files: Assigning a SWF file for flash playback② Setting the video parameter (setting the
Because my itouc4does not support rmvb, you must convert it to MP4 if you want to watch cartoons online. Originally, I used mediaco der for conversion, but most recent versions often encounter errors. Some time ago I wrote a conversion method using AVS + x264. Now I want to remove AVS and use FFMPEG.
Use1. View rmvb attributes
Before conversion, check the file attributes, and check the resolution and other information. If the resolution exceeds 960*64
QSV is Archie Art Company under a genuine video acceleration format, so protected by copyright, it can only be played on the player of the Archie art. What is the way to convert the QSV format video that you want to download into a common MP4 format? This is to use the odd art products of the professional "QSV video format converter." Let's look at the method of operation.
First step: Convert QSV format to FLV format
QSV Video Format Converter
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