FFmpeg: How to limit CPU usage
I have a server with 4core, when i run a command ffmpeg, cpu load high: CPU load about 3 to 4: How to reduce CPU…
Category: Uncategorized
How to fix error: “413 Request Entity Too Large” when upload files
When upload files, you might got the error “413 Request Entity Too Large”, how to fix this error? Add or modify client_max_body_size in http block…
How to create video thumbnail with FFmpeg
Create one thumnail: Method 1: you can specify frame number Result: Method 2: you can specify frame time Method 3: you can specify thumnail size…
How to get video duration with ffmpeg
Method 1: Example: See this method with PHP: PHP: How to fix error shell_exec can’t run some command on Linux Method 2: Example: Method 3:…
How to fix Error 521: Web server is down with HTTPS website using Cloudflare
Sometime you see a strange error: your website run with HTTP but with HTTPS you get error 521, how to fix this error? Step 1:…
How to get all audio streams of video with ffmpeg
We can use 2 methods to Example:
How to get width, height, sample aspect ratio of video with ffmpeg
You can use 2 methods: Example:
How to cutting a video with ffmpeg without re-encoding
You can cut a video with ffmpeg with command: But it run slowly because ffmpeg must re-encode the video, how to cutting a video with…
How to run Redis as a Service on Windows
Read first: How to use Redis on Windows Redis is a high performance key / value store. It is a NoSQL database. It supports various…
How to use Redis on Windows
Only for Windows 64bits: Step 1: Download https://github.com/ServiceStack/redis-windows/raw/master/downloads/redis-latest.zip Step 2: Extract redis-latest.zip in any folder, e.g. in D:\redis Step 3: Run the redis-server.exe using the…