Articles about fmpeg | UserComp.com

FFmpeg: Dynamically Connecting SRT Inputs for One Output SRT

This article explains how to use FFmpeg to dynamically connect multiple SRT (Secure Reliable Transport) video inputs for a single output SRT stream. It covers the process of switching inputs without losing the connection.

Troubleshooting Truncated JPEG Images with PHP, FFmpeg, and image2pipe

When using PHP to read an RTSP stream with FFmpeg and image2pipe, you might encounter truncated JPEG images. This article explains how to write unique, full-sized JPEG images instead.

Setting AVIF (AV1) file metadata with ffmpeg not working

This article provides a solution for setting metadata on AVIF (AV1) files using ffmpeg command, but the process is not working as expected.

Exporting RTCSTART.txt file using FFmpeg: A Step-by-Step Guide

Learn how to export an RTCSTART.txt file using FFmpeg with this easy-to-follow guide. Make sure to include the necessary FFmpeg commands for a successful export.

FFmpeg Concat: Download Videos with yt-dlp and Merge Them

Learn how to merge multiple videos downloaded using yt-dlp by following the FFmpeg concat process. In this article, we cover common errors and solutions for merging videos on Linux, Windows, and MacOS.

Linking SRTs with FFmpeg: One Input Two Outputs

This article explains how to use FFmpeg to link SubRip Text (SRT) files as input and output a single SRT file.

FFmpeg with CUDA: Error using concat filter for NVIDIA HW acceleration

Users encountering errors when trying to join videos using FFmpeg with NVIDIA Hardware Acceleration and CUDA.

Making Switchable Subtitles and Black Video with FFmpeg: A Solution

In this article, we'll explore how to create switchable subtitles and black video using FFmpeg. This technique is useful when working with multilingual content and video players like QuickTime.

Boosting Audio in FFmpeg Without Re-encoding: Keep EXIF Data Intact

Learn how to boost audio in FFmpeg without re-encoding and keep the original EXIF data intact. Prevent changes to the audio type and metadata.

Color Differences Between FFmpeg 5 and FFmpeg 7 Decoded: Raw Video

Users report color differences when decoding H.264/H.265 videos using FFmpeg 5 and FFmpeg 7. This article decodes the issue and provides potential solutions.

FFmpeg Fails to Download M3U8/HLS Stream: Authtoken.ts Dropped

When attempting to download an M3U8 or HLS stream using FFmpeg, the software may drop the authtoken.ts file, preventing successful download. This issue can occur when the M3U8 playlist contains a list of .ts files, and FFmpeg is supposed to replace the .m3u8 file with the downloaded .ts files. In this article, we'll explore the possible causes and solutions to this problem.

FFmpeg Quicksync Video Conversion with NVIDIA Hardware: Troubleshooting

This article provides solutions to common issues encountered when converting videos using FFmpeg with Quicksync and NVIDIA hardware acceleration.

Fixing FFmpeg Crashes with Reversed Videos

If you're experiencing FFmpeg crashes when working with reversed videos, try using the 'vflip' filter to flip the video vertically before encoding. This can help prevent crashes caused by the reversed video format.

Real-time Transcoding H.264 HLS/M3U8 Livestream to Another HEVC (H.265) HLS/M3U8 Livestream using FFmpeg

Learn how to transcode a H.264 HLS/M3U8 livestream to another HEVC (H.265) HLS/M3U8 livestream in real-time using FFmpeg. Follow the instructions below to set up the transcoding process.

FFMPEG: Concatenate and Mix Multiple Inputs with Filter Complex

Learn how to merge multiple inputs into one output using FFMPEG's concatenate and mix filters in a single command. This tutorial covers the usage of filter complex for consecutive and simultaneous merging of inputs.

Optimizing Large GIF Files with FFmpeg: Reducing Size, FPS, Color Palette

Learn how to optimize large GIF files using FFmpeg by reducing size, frames per second (FPS), and color palette. This tutorial covers the command line process for various operating systems.

Extract Video Bitrate using FFprobe

Learn how to extract video bitrate using FFprobe, a powerful tool in FFmpeg suite. Follow the steps below to extract the bitrate of a video file.

FFMPEG: Hiding Banner in First 5 Seconds (y-i/144.mp4)

Learn how to hide banners in the first 5 seconds of a video using FFMPEG. This tutorial covers the process for y-i/144.mp4 files on Linux.

Find FPS Video Stream: Using ffmpeg to Get Bitrate Info

Learn how to use ffmpeg to find the frames per second (FPS) and bitrate information of a video stream. This article provides a console.log example using Dash.js and explains how to specify parameters for the ffmpeg command.

Understanding FFmpeg's QScale Parameter with libwebp Codec

Learn about FFmpeg's QScale parameter when using the libwebp codec. Understand its impact on image quality and how to use it effectively.

Error Starting Encoding with Multiple Video Streams in FFmpeg

This article provides a solution for an error that occurs when encoding a video file using FFmpeg with multiple video streams. The error message includes the command used and suggested modifications to resolve the issue.

Applying libvpx-vp9 (webm) with FFmpeg: A Step-by-Step Guide

Learn how to apply libvpx-vp9 encoding with FFmpeg for creating webm files. Follow the given command and modify it according to your requirements.

FFmpeg 7: Unable to Add Multiple Subtitle Streams in MKV (No Longer Possible?)

Users report encountering errors when trying to add multiple subtitle streams to MKV files using the latest stable version of FFmpeg (7.0). This was previously possible in FFmpeg 6.1.1. In this article, we'll try to understand the issue and provide potential solutions.

Setting Output Bitrate Ratio for FFmpeg Audio/Video Combine

Learn how to set the output bitrate ratio when combining audio and video using FFmpeg.

Setting up complex filters, zoom, pan, Xfade with FFmpeg using Fluent-FFmpeg

In this tech support article, we will guide you through setting up complex filters, zoom, pan, and Xfade using Fluent-FFmpeg on your Linux system.

Incorrect pts filename with ffmpeg's -ss and -frame_pts true

This article explains an issue encountered when using FFmpeg's -ss and -frame_pts true options, resulting in an incorrect pts filename. It provides a solution by modifying the ffmpeg command.

Convert MP4 to AVI using FFmpeg on macOS

Learn how to convert MP4 videos to AVI format using FFmpeg on macOS. Follow the given command to get started.

FFmpeg: Unsupported Frame Rate for Screen Recording on macOS

Learn how to resolve the issue of unsupported frame rates when trying to record the screen using FFmpeg on macOS.

5-Second End-Roll with Turn 1 Image and Last Frame Overlay using FFmpeg

Learn how to create a 5-second end-roll with a turn 1 image and last frame overlay using FFmpeg. This tutorial is suitable for both beginners and advanced users.

5-Second End-Roll with Turn 1 Image and Last Frame Overlay using FFmpeg

Learn how to create a 5-second end-roll with a turn 1 image and last frame overlay using FFmpeg. This tutorial covers the basics of FFmpeg's 1D transitions, which can be used to add visual effects to your videos.

Creating End-Rolls with ffmpeg: Image Overlay and Color Transition

Learn how to create end-rolls with ffmpeg by overlaying images and applying color transitions. In this tutorial, we'll show you how to add a last frame overlay, color it with a fade-in effect, and adjust the color to gray and blue.

Troubleshooting G.726 Audio Playback Issues with FFmpeg on Tech Support Sites

Experiencing issues playing G.726 audio files converted via FFmpeg on tech support sites? Learn how to troubleshoot this common problem with our step-by-step guide.

FFMPEG: Converting RTSP to MPEG-TS with Constant Size UDP Packets

Learn how to convert an RTSP stream to an MPEG-TS stream with constant size UDP packets using FFMPEG.

Troubleshooting G.726 Audio Playback with ffmpeg: Old Webcam File Issue

Experiencing issues playing back G.726 audio with ffmpeg? Learn how to troubleshoot this problem when dealing with old webcam files.

Automatically Switching Encoded Qualities with FFmpeg and MP4Box

Learn how to switch automatically between encoded qualities using FFmpeg and MP4Box. This article explains the process of creating an MP4 file with different qualities and generating an MPD file for seamless switching.

Detecting and Adding Keyframes for Black Frames using FFmpeg

Learn how to detect black frames in a video file and add keyframes using FFmpeg. This technique is useful for video editing and debugging.

FFmpeg: Best PNG Settings for YouTube

When encoding a video for YouTube using FFmpeg, what are the best settings for outputting a PNG image? The following command uses the Lavfi filter for a 4K video with black background and text overlay, but what settings should be used for the PNG output?

Troubleshooting FFmpeg Rawbitstream Error in MKV/VOB Conversion

This article provides a solution to the FFmpeg rawbitstream error encountered during MKV/VOB video file conversion. Follow the steps below to resolve the issue.

Addressing FFmpeg Error: A Comprehensive Tech Support Guide

This article provides a step-by-step guide to address common FFmpeg errors encountered while transcoding media files. It covers solutions for various platforms, including Linux, Windows, and MacOS.

FPS Mode Drop: Deprecated and Replaced in Remux Elementary Streams

In the context of remuxing elementary streams, the use of `-fps_modedrop` is deprecated. This article provides a suggested replacement to maintain fluidity in TV sets during the ffmpeg conversion process.

Force First Frame as Keyframe Without Re-encoding: A Quick Solution

Learn how to force the first frame as a keyframe in videos using FFmpeg without re-encoding. This quick solution can save time and resources.

Creating Portrait and Landscape Video Set Images with FFmpeg: A Simple Guide

Learn how to create portrait and landscape video set images using FFmpeg in this simple guide. We'll cover the process step-by-step with dimensions set at 640x360.

Display Capture: FFmpeg fgdigrabTP Framerate Issue

When trying to capture a PC's current display (while playing a game) and send the network via RTP (multicast stream) using rawvideo, yuv422p and 1059.94 framerate with FFmpeg's fgdigrab, the desired framerate isn't being captured.

Firebase and FFmpeg: Troubleshooting Download Errors for Videos Longer Than One Hour

Developing a video processing feature for a React application using Firebase backend, video files are uploaded to Firebase Storage without issues. However, downloading longer videos (over one hour) using FFmpeg results in errors. In this article, we will discuss potential causes and solutions to resolve these issues.

Add Multivideo Filter One Command in FFmpeg for Scaling and Watermarking 720p Videos

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