Tag: ffmpeg

Media processing – Audio and video HLS encryption service design

February 3, 2024

by Brett Flynn

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Analyze the existing anti-theft technology of streaming media resources, design and build audio and video HLS encryption service based on FFmpeg tool, and solve the...

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JPEG encoding and decoding principle

February 3, 2024

by Elliot Chadwick-Jones

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JPEG (Joint Photographic Experts Group) is a digital image compression standard (ISO/IEC 10918), proposed in 1992. JPEG is a lossy compression digital image technology, its...

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VideoToolBox decodes H264 in iOS

February 3, 2024

by Graham Curtis

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Note: This paper only decodes h264's naked bit stream. The bit stream composed of H264 consists of NALU unit, which contains video image data and...

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A hundred times variable speed – can decode throw non – reference frame? FFmpeg has something to say!!

February 2, 2024

by Jayant Chadha

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Yesterday Saturday, there were people in the group in technical communication!! . At the beginning, it was discussed how to realize the 100 speed change....

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How to generate video with FFMpeg

February 2, 2024

by 張飛

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FFMpeg is pronounced "FFMpeg", "FF" refers to "Fast Forward", and "Mpeg" refers to the Moving Picture Experts Group.

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FFmpeg Development (15) : Learn how to build your own universal player using FFmpeg?

February 2, 2024

by 黃淑華

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FFmpeg development series serial: FFmpeg development (01) : FFmpeg compilation and integration FFmpeg development (02) : FFmpeg + ANativeWindow implementation of video decoding playback FFmpeg...

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Audio and video series five: FFMPEG RTMP push stream Ali Cloud forward VLC pull stream playback

February 2, 2024

by Jivin Dasgupta

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Categories :[FFmPEG] Date: 2021/11/30 By Hackett

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Ijkplayer – In – depth analysis of frame loss policies

January 31, 2024

by Kaitlin Gutierrez

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Now let's take a look at this problem. The reason for this problem is actually very simple. Since I set the frame loss value to...

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IJKPlayer read notes (3) message queue mechanism

January 31, 2024

by Badal Das

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Before preparing, learn about the message queuing mechanism inside iJkPlayer. Here we pass the message_loop method to ijkmp_android_create. Note that the message_loop function is not...

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Audio and video communication – live protocol and video push stream

January 30, 2024

by Keith Fletcher

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In recent years, live broadcasting has become a hot topic in the Internet industry. Live answering questions, live games and live contests have emerged in...

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Detailed summary of iOS Baidu map path planning and POI retrieval

January 30, 2024

by Rachel Simpson

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I haven't written much recently, except for a brief article about FFMPEG theory learning recently. I'm mainly busy recently, and it's the debugging of hardware...

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Combine multiple MP4s into a single video using Python

January 28, 2024

by 楊婷婷

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One of my friends in the group has a need to merge many video files into one. During this period, I also found various software,...

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Compile and crop FFmpeg to do video editing on Android

January 28, 2024

by 賈淑貞

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Android is known to have weak control over the apis that involve the underlying hardware, as evidenced by its difficult apis such as Camera/Camera2 and...

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Ffmpeg for Android compilation process and encountered problems

January 28, 2024

by Murray Wilkinson

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Compile environment: Ubuntu16, you can download VMWare latest version and Baidu permanent license or install Ubuntu FFMPEG on the server source code: FFmPEG4.2.2 NDK download:...

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How to build FFmpeg for Mac

January 27, 2024

by Benjamin Roberts

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This article mainly introduces the compilation of FFmpeg to generate so library in Mac environment. FFmpeg is not only an audio and video codec tool,...

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wanliyang1990/wlplayer

January 27, 2024

by Ms. Jacqueline Scott DVM

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Android based on: FFmpeg+OpenSL+OpenGL+Mediacodec video playback SDK, can play network, local and broadcast streaming media. 1. Support the current playing page to directly switch the...

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User research: audio and video books, what content do you need?

January 27, 2024

by Annette Knight

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I often see friends in the group to ask questions, which books related to audio and video can be recommended. In fact, there are audio...

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Use OpenGLES to realize yuV420P video playback interface

January 27, 2024

by Alisha Chaudhari

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For example, in the project TFMediaPlayer, I wrote the live broadcast player by pressing ijkPlayer. To run the library which needs to compile FFMPEG, I...

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FFmpeg Learn one – Capture video as picture

January 27, 2024

by Ehsaan Yohannan

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This series of articles is An FFmpeg and SDL Tutorial or How to Write a Video Player in Less Than 1000. This series of articles...

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Android NDK development (iv) FFmpeg porting to Android platform

January 27, 2024

by Anika Badami

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In the last article "Android NDK development (3) in the Linux environment to compile FFmpeg", we learned how to compile FFmpeg source into so files,...

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Come across FFmpeg (2) common filter command

January 27, 2024

by 張雅惠

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FFmpeg Basic learning notes 2. Recorded some common video operation commands.

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The development tools

FFMPEG Merged video files (lossless)

January 26, 2024

by Melissa Hunter

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FFMPEG merge video file (lossless) Introduction Recently in the video transcoding related business, but the video source suppliers gave some SCATTERED video clips of DVD,...

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FFmpeg Video playback (unpacked)

January 26, 2024

by 陳詩涵

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Video codec usually has soft codec FFMPEG, and hard coding MediaCodec, hard codec high efficiency, fast speed but poor compatibility, here we choose FFMPEG. FFmpeg...

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IOS integrates FFmpeg and video format transcoding

January 26, 2024

by Adriana Montes

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Reference links: iOS integration FFmpeg calls) (through FFmpeg. H: https://www.jianshu.com/p/35ba59292e70iOS program compiled and integrated FFmpeg: https://www

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FFmpeg code to achieve the simplest version of small coffee show

January 26, 2024

by 寧靜怡

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Today the code is implemented from the two audio and video files respectively extract audio, video data, and the two kinds of data stored in...

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Imitation wechat video shooting UI, Video recording and editing based on FFMPEG

January 26, 2024

by 胡惠雯

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4 new functions: 1. Segmented video shooting, multiple video compositing, and deletion of video paragraphs; 2. Change the video speed (acceleration or deceleration); 3. Copy...

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FFmpeg development (02) : FFmpeg + ANativeWindow video decoding playback

January 26, 2024

by Gerald Watkins

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This paper will use FFmpeg to decode the video stream of an Mp4 file, then use libswScale to convert the decoded YUV frame into RGBA...

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The development tools

FFMPEG uses a graphics card to accelerate transcoding

January 26, 2024

by Mrs. Gemma Holt

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Foreword video transcoding if the video is relatively large, long time, transcoding suppression needs to wait for a long time and occupy CPU, so I...

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Do just that: compile FFmpeg on Mac to generate so files

January 26, 2024

by Mandy Gray-Dunn

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Download ffmpeg source download address: http://www.ffmpeg.org/download.html to download the NDK download address: https://user-gold-cdn.xitu.io/2019/4/10/

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The development tools

FFMPEG video coding stuff

January 26, 2024

by 席佳蓉

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The size of a 1080P 60fps video should be 342MB per second, but the actual size of the video is not that big. That is...

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