Articles about video | UserComp.com | Page [ 3 ]

Extract Video Segment Timestamps with FFmpeg: Command and Options

Extract precise video segments using FFmpeg by configuring -ss, -t, and -to flags for accurate timestamp selection and efficient stream copying.

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FFmpeg Textbox Padding using boxborderw: Setting Width Border

Resolves unreadable video text by adding horizontal padding between characters and the background box border using FFmpeg drawtext.

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Adding Green Video Overlay with FFmpeg: Define Interval

Add a periodic green video overlay to FFmpeg output using the overlay filter with time-based enable expressions.

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MPV: Testing Custom Video Geometry in Yocto Project

Resolve incorrect video window placement in Yocto by testing MPV geometry flags with a shell script.

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How to Burn MKV to a Playable DVD for Old DVD Players

Solves the problem of MKV files failing to play on legacy DVD players by transcoding video to MPEG-2 and creating a compatible VIDEO_TS folder structure.

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FFMPEG Crop Parameter Not Working with NVIDIA Docs

Resolve FFmpeg crop filter failures with NVIDIA encoders by adding a scale filter to ensure output dimensions are multiples of 16.

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Quickly Record Video in Blender: A Window-Bound Solution

Capture clean Blender viewport video without desktop clutter using OBS Studio or Windows Game Bar window capture.

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Troubleshooting Analogue Video Audio Signal with 3.5mm Jack

Resolve confusion about sending video through a 3.5mm jack by identifying that it only carries audio and requires separate RCA or HDMI cables for video output.

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Understanding the Difference: FFmpeg 'i' Input and Output Duration

Resolves FFmpeg errors caused by using a non-existent 'i' flag for duration by explaining the correct use of -t and -to options.

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Configuring a 7-layer Virtual Firewall on M2 MacBook Sequoia for YouTube Video Categories

Resolve the inability to filter YouTube video categories on M2 MacBook Sequoia by using browser extensions or DNS services instead of the native firewall.

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Easily Cut Long Video Collections into GIFs: A Tech Support Guide

Resolve large file sizes and poor quality when converting long videos to GIFs using FFmpeg command-line parameters.

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Troubleshooting Dolby Vision Video File: Unsupported Codec IDs

Resolve ExifTool unsupported codec ID warnings for Dolby Vision files by updating to the latest version.

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Capture One Frame from FFmpeg Video Stream with Device B

Extract a single frame from a UDP video stream on Device B using FFmpeg by specifying the input URL and applying the -frames:v 1 flag.

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Understanding Thumbnail Videos: A Tech Support FAQ

Resolve FFmpeg hanging processes and invalid file signatures during automated thumbnail generation.

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How to Speed Up Complex Text Overlay in FFmpeg

Resolve slow FFmpeg encoding times for complex text overlays by simplifying filter chains, pre-scaling video, and using hardware acceleration.

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How to display “pts_time=…” while playing the video with ffplay

Display pts_time as a video overlay in ffplay using the drawtext filter to debug synchronization issues.

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Why Does Converting WEBM to Cropped MP4 Result in Bigger File Sizes?

Resolve WEBM to MP4 file size bloat by optimizing H.264 bitrate, audio codecs, and ensuring crop dimensions are multiples of 16 to avoid padding overhead.

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How to Improve Video Quality by Adjusting Bitrate in FFmpeg for Tech Support

Resolve fuzzy or pixelated video output by adjusting FFmpeg bitrate settings to preserve visual clarity in H264 and HEVC streams.

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How to Merge/Concatenate Video Files in Part1 Folder of Parent Folder Alpha

Merge video files in the 43.DP(Part1) folder using FFmpeg concat demuxer or GUI tools to combine clips while preserving original quality.

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Windows 11: Organizing a Large Number of Videos with Slow Metadata Load (Directory Opus, Windows Explorer)

Resolve slow metadata loading in Windows 11 video libraries by disabling thumbnails, adjusting folder types, and configuring lazy loading in Directory Opus.

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FFMpeg Series Thumbnails Created Less Than Expected

Fix incomplete FFMpeg series thumbnails by adding zero-padded numbering like %03d to the output filename pattern to prevent frame overwriting.

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Can I Still Make Flash Video Content on Dell (Windows 11) without Adobe Flash Player?

Create and play Flash video content on Windows 11 using legacy authoring tools and safe emulators like Ruffle.

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How to Reenable Laptop Webcam for Video Conferences on Firefox?

Resolve Firefox blocking laptop webcam access by updating site-specific permissions from Block to Allow via the address bar lock icon.

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How to Add Watermark to HLS Stream Using FFMPEG

Resolve FFmpeg overlay syntax errors and deprecated flags when adding watermarks to HLS streams.

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Encode Images and Videos to Make Them Available with FFmpeg

Convert raw media files into standardized containers like MP4 or JPEG using FFmpeg command-line arguments to ensure cross-platform accessibility.

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How to Embed SRT Subtitles in MKV Files for DLNA

Embeds SRT subtitles into MKV files using mkvmerge to ensure reliable playback on DLNA devices without re-encoding.

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How to Choose Audio Stream in Video Stream with ExoPlayer

Resolve incorrect audio playback in multi-track MPEG-TS files by programmatically selecting specific audio tracks using ExoPlayer's TrackSelector API.

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Deinterlacing Telencined Videos: A Solution for Inverted Telecine Color Ghosting

Resolve inverted telecine color ghosting by applying the YADIF deinterlacing filter to fix field blending artifacts in incorrectly flagged progressive video.

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Recovering Lost Video Files with EaseUS - A Short Guide

Recover deleted or lost video files from hard drives and external storage using EaseUS Data Recovery Wizard without overwriting existing data.

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Diagnosing Connectivity/Bandwidth Issues in Multi-Level Virtual Infrastructure for Stable Video Conferencing

Resolve video conferencing instability in virtualized environments by diagnosing physical layer faults and Layer 2 misconfigurations.

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Changing the Thumbnail for a Video File: A Step-by-Step Guide

Replace the default preview image of a video file with a custom frame using FFmpeg without re-encoding.

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FFMpeg autorotate video and image output

Fixes sideways video playback by physically rotating frames and clearing rotation metadata tags in FFmpeg.

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FFmpeg Altering Codec Tags in M2TS Files: Notable Process Output

Prevent FFmpeg from altering codec tags in M2TS files by explicitly specifying input codec identifiers during remuxing.

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Installing Newer Video Drivers on Manjaro/Arch: A Tech Support Guide

Resolves graphics compatibility issues and improves performance by installing updated video drivers on Manjaro or Arch Linux.

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Training Video Classifier: An Overview

Solves overfitting and GPU memory exhaustion when training a video classifier on a small 80-video dataset using transfer learning and optimized preprocessing.

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How to Convert Videos to Play on iPhone Using FFmpeg on Linux

Resolve iPhone video playback errors by converting files to H.264 and AAC MP4 format using FFmpeg on Linux.

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Fixing Dynamic Resolution Video Issues: Re-encoding for Correct Adjustment

Re-encode videos with FFmpeg to fix dynamic resolution failures caused by container incompatibilities and hardware decoder limitations.

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Adding Hindi Text to MP4 Video File using FFmpeg

Overlay Hindi text on MP4 videos using FFmpeg drawtext filter with Devanagari fonts.

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Increasing Video Quality Recording on OBS Studio

Resolve blocky, low-quality video recordings in OBS Studio by optimizing bitrate, selecting hardware encoders, and matching output resolution.

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How to Overcome USB 3.x Cable Length Limit: Tips and Solutions

Resolve USB 3.x data degradation and disconnections caused by exceeding the five-meter passive cable limit using active optical cables, powered hubs, or fiber adapters.

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How to Copy GoPro Streams to MP4 with FFmpeg 7.1 on macOS?

Use FFmpeg 7.1 on macOS with -c copy and -map 0 to convert GoPro MOV files to MP4 without re-encoding, preserving GPS and accelerometer metadata.

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Live Video Alteration: How to See Original Unedited Recordings?

Retrieve unedited live video by configuring streaming software to save local raw recordings, bypassing platform compression and real-time filters.

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FFmpeg Outputted Videos Not Seekable in Chrome & Edge: A Solution

Fix FFmpeg videos that fail to seek in Chrome and Edge by adding the -movflags +faststart flag to move the moov atom to the file start.

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FFMPEG: Black Frame Split

Resolve black frames during FFmpeg video splitting by using fast seeking with stream copying or selecting keyframes via filters.

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How to Stop Teams from Automatically Turning on Your Camera for Every Meeting

Resolve Microsoft Teams automatically turning on your camera for every meeting by disabling the global device setting in app preferences.

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Converting MKV Video Files to MP4 by Folder using FFmpeg and Organizing Results in a Different Folder

Batch convert MKV files to MP4 by folder using FFmpeg while preserving directory structure and organizing results in a separate output folder.

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Way to Set Exact Bitrate for Audio using Handbrake

Set exact audio bitrate in Handbrake by switching the codec to AAC or MP3 and selecting Constant rate to ensure consistent file sizes.

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Unable to Concatenate Videos using FFmpeg Python

Resolve FFmpeg Python concatenation errors by using a temporary input list file and the concat demuxer to merge videos without re-encoding.

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Using FFmpeg: Applying Firequalizer Filter to Audio in Video Based on Duration

Apply FFmpeg firequalizer to specific video segments using atrim, asetpts, and concat filters.

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Randomly Appearing Visual Bug during Video Playback: Interlaced Pixels and UI Elements

Resolve randomly appearing interlaced pixels and UI artifacts during video playback by disabling hardware acceleration in browsers or media players.

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