Articles about fmpeg | UserComp.com

Cut Video with FFmpeg: No Reencoding (Minimal)

Learn how to cut a video using FFmpeg without reencoding it. This method ensures minimal quality loss and is suitable for Linux users.

Streaming fMP4 via ffmpeg using H.264_vaapi encoder: A Hardware Solution

Learn how to stream fragmented MP4 videos using ffmpeg and the H.264_vaapi encoder for optimal hardware support.

FFmpeg Image Rotation Causes Loss of Quality

Users report that rotating PNG images using FFmpeg results in a loss of image quality. This article provides potential solutions to the issue.

Setting Custom PTS for M4V Video Start Point with FFmpeg

Learn how to set a custom PTS (Presentational Time Stamp) for the start point of an M4V video using FFmpeg.

Unable to Convert MKV Video File to MP4 Container: Unsupported Codec?

Learn how to resolve the issue of unsuccessful MKV to MP4 conversion using FFmpeg due to unsupported codecs. Try downsampling the MP4 output to an MKV file.

Concatenating MP4 Files: Overcoming Parsing Packet Header Errors with FFmpeg's concatlist

Learn how to concatenate MP4 files using FFmpeg's concatlist method and overcome common parsing packet header errors.

Making Use of GPU with FFmpeg: NVIDIA NVEnc Hardware Acceleration Still Relying on CPU?

While converting .ts (MPEG2) files to HEVC (HEVC_NVENC) using FFmpeg, hardware acceleration seems to be invoked, but checking the NVTop tool reveals that roughly 80% of the encoding process is still being handled by the CPU. In this article, we explore ways to optimize FFmpeg to make better use of your GPU.

FFmpeg Image Command Equivalence: Replacing a Looping FFmpeg Image Command

Learn how to replace a looping FFmpeg image command with an equivalent one using the same input and output formats, preserving the framerate and audio.

Transparently Recording Encrypted Multicast Transport Streams with FFmpeg

Learn how to record encrypted multicast Transport Streams transparently using FFmpeg and the NagraCAS decryption system.

Converting h.264 File: Error with Filename Directory

Users encountering an error while converting an h.264 file using FFmpeg may experience a 'no such file or directory' issue. This article offers solutions to help resolve the problem.

Resolving Audio Lag in FFmpeg Live Streaming with x11grab and PulseAudio

Experience audio lag issues while streaming using FFmpeg, x11grab, and PulseAudio? Learn how to resolve this problem by implementing specific FFmpeg arguments.

DV Video from Sony Digital 8 Camera Fails to Play in AVI using FFmpeg with H.265

Experience issues with playing DV video from a Sony Digital 8 camera in AVI format using FFmpeg and H.265 codec? Learn potential solutions in this article.

Getting Transparent Backgrounds for Converted 360º Videos with FFmpeg

Learn how to get transparent backgrounds when converting 360º videos using FFmpeg.

FFmpeg: Combining Inputs and Adding Logos

Learn how to combine multiple video inputs and add logos using FFmpeg command line.

Simplified FFmpeg FilterComplex for Splitting Source with Multiple Overlays

Learn how to create an FFmpeg filter complex for splitting a single input source into multiple uniquely shaped cropped slices and overlaying them with padded background plates.

FFmpeg High CPU Usage on Ubuntu Server: A Solution

Users report that FFmpeg, compiled to handle MP4 DRM streams, experiences increased CPU usage after running for 1-2 hours on an Ubuntu Server. This article offers a potential solution.

Using Libx265 with FFmpeg: A Slow Map Metadata Preset

Learn how to use the Libx265 encoding library with FFmpeg to create high-quality H.265 video files. This article covers a slow map metadata preset and essential command-line arguments.

Merging Multiple Audio Files with FFmpeg: A Step-by-Step Guide

Learn how to merge multiple audio files into a single output using FFmpeg. This step-by-step guide covers the process for various file formats, and the final file will be in MKV format.

Slow Map Metadata with libx265 for FFmpeg: A Step-by-Step Guide

Learn how to use FFmpeg with libx265 to create slow map metadata for your videos. This step-by-step guide covers the command line options for creating map_metadata with a slow H.265 profile.

Capture One Frame from FFmpeg Video Stream with Device B

Learn how to capture one frame from a video stream using FFmpeg and Device B. This tutorial covers the command line process with FFmpeg, DirectShow, and V4L2. Use 'udp://[DEVICE_ADDRESS]:[PORT]' as your stream URL.

Understanding Video Conversion: Difference between 240p and 1080p

Learn about the difference between 240p and 1080p video resolutions, and how to convert a 1080p input file to 240p using FFmpeg.

Adding a 2D Intro Video Overlay to 360 Videos with FFmpeg

Learn how to add a 2D intro video overlay to a 360 video using FFmpeg, while keeping the initial rotation and field of view unchanged.

Downscaling MP4 Video Using Nearest Neighbor Algorithm with FFmpeg

Learn how to downscale an MP4 video using the nearest neighbor algorithm with FFmpeg. This method preserves the original pixel values and reduces the file size.

Quietly Splitting Large ZIP Files with FFmpeg

Learn how to quietly split large ZIP files into smaller parts using FFmpeg without being prompted for each file.

Understanding the Difference Between 240p and 1080p Video Conversions

Learn about the key differences between converting a video from 240p to 1080p using FFmpeg. This tech support article explains the command used and the resulting video quality.

FFmpeg: Hide Banner for Specific Y-Position in MP4 with Quality, Size, and Frame Rate

Learn how to hide a banner at a specific Y-position in an MP4 video using FFmpeg with custom quality, size, and frame rate settings.

The Correct Way to Pass Encoding without FPS Reset using ffmpeg

Learn the correct way to pass encoding without FPS reset using ffmpeg. Discover alternatives to fps_mode crf for preventing framerate issues.

Saving FFmpeg Stream to Another Device

Learn how to save an FFmpeg stream to another device using FFplay and UDP streaming.

Understanding FFmpeg's FFV1 Intra-Frame Encoding with use-context0

Learn how to force FFmpeg to use Intra-Frame encoding with the use-context0 option when encoding FFV1 videos.

Understanding FFmpeg's ffv1-intra-frame encoding with use-context0

In this tech support article, we will explain how to use the 'use-context0' option in FFmpeg to force intra-frame encoding for the ffv1 codec. This can be useful for specific use cases and is detailed in the compression settings.

Preserving Bitstream while Decreasing Opus Audio Bitrate using FFmpeg

Learn how to convert an Opus audio file downloaded from YouTube while preserving the original bitstream using a simple FFmpeg command.

FFmpeg Causing Sort Conflict with MPV: Script Issue

Users report a sort conflict issue when running FFmpeg scripts with MPV. This article provides potential solutions, including reinstalling FFmpeg and checking the script's configuration.

Fixing Inverted Colors in CbBI (Apple) PNG Files using FFmpeg

Learn how to fix inverted colors in CbBI (Apple) PNG files using FFmpeg. Follow these steps to restore the original colors and avoid issues with photo viewers.

Concatenating Videos with Silent Audio using FFmpeg: A Comprehensive Guide

Learn how to concatenate multiple videos into one file with silent audio using FFmpeg. This step-by-step guide covers the process for various operating systems and provides examples using consistent video sizes.

Merging Multiple ffmpeg Commands: A Quick Script Approach

Initially tried to execute one command, but struggled. Wrote a quick script to create a bunch of intermediate files, but it's not quite working either.

Transition Circle Not Working: Troubleshooting FFmpeg Commands

Learn how to troubleshoot FFmpeg transition circle issues when adding effects to videos. Discover potential causes and solutions.

Videolog Clock with FFmpeg: A Step-by-Step Guide

Learn how to create a videolog clock using FFmpeg. This step-by-step guide covers creating the clock, setting the time, and troubleshooting common issues.

Splitting Long Video Files with FFmpeg: Segment Times Arg for Resolution Change

Learn how to use FFmpeg to split long video files while keeping high-resolution parts. This article explains the use of segment times argument for resolution change.

Concatenating Audio, Image, and Video with FMPEG Results in Infinite Video: A Tech Support Guide

Learn how to properly concatenate audio, image, and video files using FMPEG to avoid infinite video issues. Follow this tech support guide.

How to Use Freeze Detection with FFmpeg: A Step-by-Step Guide

In this article, we'll walk you through the process of using FFmpeg's freeze detection feature to identify and correct frozen frames in your video files. We'll provide you with a step-by-step guide and an example command using the freezedetect filter.

Optimizing 4K 60fps ProRes422HQ Video Compression with HEVC using FFmpeg

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