Articles about editing | UserComp.com | Page [ 2 ]

Manually Editing DNS-IP Correspondance Table with DNS Service

Resolve how to manually map domains to IPs by editing the hosts file or configuring a local DNS server like Dnsmasq.

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Understanding Circle Pack Modules in Grasshopper

Solves the problem of generating non-overlapping circle patterns within a boundary for architectural facades and tiling using Grasshopper plugins.

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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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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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Combining Semi-Transparent Images in GIMP: Overlay Upper Images

Resolve issues with combining semi-transparent images in GIMP by mastering layer positioning, opacity adjustments, and blending modes for seamless visual compositions.

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Superimposing Images: Transparently Rotate and Scale with Visual Tools

Resolve image layering issues in PowerPoint by applying transparency, rotation, and scaling to create professional visual composites.

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Error Concatenating Two Parts of Different Speeds with FFmpeg

Resolve FFmpeg concat errors for clips with different speeds by normalizing frame rates and timestamps before merging.

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Maintaining Transparency and Small File Size When Creating Videos with FFmpeg

Resolve FFmpeg transparency and file size issues by encoding image sequences to WebM with VP8/VP9 and Opus audio.

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Understanding the Total Duration with Xfade in FFmpeg

Calculate FFmpeg xfade video duration by subtracting total transition overlap from the sum of input clip durations.

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Merge Audio Tracks (Concat) Losslessly with FFmpeg Online

Merge multiple M4A files into a single lossless track using FFmpeg's concat demuxer to avoid re-encoding and preserve original audio quality.

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Digital Camera Creates Weird Picture: Troubleshooting Bugged Images

Resolve weird digital camera images by formatting memory cards in-camera, cleaning sensor obstructions, and verifying USB connections during data transfer.

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Slide Text Using Drawtext in FFmpeg: A Tech Support Guide

Slide text across video using FFmpeg drawtext filter with time-based expressions for automated scrolling.

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Fixing Multiline Texts in Chrome-based Browsers on MacOS

Resolve multiline text issues in Chrome on macOS by using native tools like Terminal or extensions for regex-based line break removal.

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Replacing Soundtracks in an MP4 Video using FFmpeg with Complex Concat Audio

Replace MP4 audio with two concatenated AAC files using FFmpeg concat filter to avoid re-encoding video and preserve quality.

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Removing Specific Characters: Long Character First in Notepad++

Remove specific long characters at the start of lines in Notepad++ using regular expressions.

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How to Move Certain Lines to the Top of a List in Tech Support

Move specific lines to the top of a list using grep and sed on Linux or VS Code extensions.

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Edit Family Videos with CapCut: A Great Choice from a Chinese Company

Resolve the challenge of editing family videos on PC by using CapCut’s intuitive interface, templates, and effects to create polished home movies quickly.

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Downsampling 4:4:4 YUV video: 4:2:2 issue with FFmpeg

Resolve incorrect chroma subsampling when converting 4:4:4 YUV video to 4:2:2 in FFmpeg by explicitly specifying the target pixel format.

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Crop Detection: Ensuring Frame Cropless Output with FFprobe and FFmpeg

Automatically detect and remove black borders from video frames using FFprobe analysis and FFmpeg cropdetect filter to ensure clean, edge-free output.

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Extracting Frames from Multiple Videos using FFmpeg: A Step-by-Step Guide

Extracts exactly four frames from multiple video files using a Bash loop and FFmpeg for efficient batch processing.

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Creating and Opening Files with Delay in Windows 10 using Cygwin

Resolve file access errors in Cygwin by delaying file creation and opening to ensure the filesystem has time to register the new file.

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Split Videos into Smaller Files using File Size with FFmpeg

Split large video files into smaller segments with a specific byte limit using FFmpeg for upload or storage constraints.

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Converting Transparent Pixels to White

Replace transparent pixels with white background using ImageMagick's -background white and -flatten flags across Linux, Windows, and macOS.

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Trimming Start of Video Generates Negative Presentation Timestamps with FFmpeg

Resolve negative presentation timestamps when trimming video start with FFmpeg by using -copyts and -start_at_zero.

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Troubleshooting FFmpeg Concat Error with Broadcast Files

Fix FFmpeg concat errors with broadcast files by normalizing inputs and using the concat demuxer to resolve mismatched timestamps and container formats.

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Slow Video Cutting with FFmpeg: Multiple HTTP Requests

Resolve slow video cutting with FFmpeg over HTTP by verifying server byte-range support and optimizing the -ss flag position to avoid sequential downloads.

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Apply a trim on the output generated by filter_complex without a separate command

Resolve timestamp errors and ensure smooth playback when trimming video within an FFmpeg filter_complex graph.

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Dynamically Change Filename Using FFmpeg: A Comprehensive Tech Support Guide

Resolve the inability to dynamically rename FFmpeg output files by using shell scripting or batch processing to generate filenames before passing them as arguments.

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FFmpeg: Crop Video - Last 10 Seconds Not Working

Resolve FFmpeg cropping errors by calculating the start time with ffprobe and using -ss and -t flags to extract the last 10 seconds.

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How to Make and Edit a List: A Step-by-Step Guide

Demonstrates how to persist C++ std::list data to text files using std::fstream for reliable storage and retrieval.

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Watermark Video with Two Timestamps

Overlay two distinct timestamps like UTC and AEST on a video using FFmpeg drawtext filter with precise positioning.

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Why can I not edit any files using paths in Cygwin

Resolve Cygwin file editing errors by converting Windows paths to POSIX format using /cygdrive or cygpath.

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Cut Video with FFmpeg: No Reencoding (Minimal)

Cut video segments without reencoding using FFmpeg streamcopy to preserve quality and speed, while noting keyframe alignment limitations.

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FFMPEG Not Compiling: Properly Creating Videos with FFMPEG

Resolve FFmpeg compilation failures by installing missing system dependencies and configuring correct build flags for required codec libraries.

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Concatenate Multiple Video Cuts and Hardcode Embedded Subs with FFmpeg

Merge multiple video segments and permanently burn embedded subtitles into the final output using FFmpeg's concat demuxer and subtitle filter.

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Seamless Loop Video Maker: Create Smooth Looping Videos Easily

Eliminate visible cuts in looping videos by manually aligning start and end frames for smooth, continuous playback.

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Replace Parentheses with Square Brackets in Tech Support Documents

Replace parentheses with square brackets in tech support documents to ensure citation consistency and improve readability.

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GIMP: How to Combine Images with Transparent Parts

Resolve issues when combining images with transparent parts in GIMP by preserving alpha channels and ensuring seamless integration.

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Editing Large SQLite3 Text Fields with Paragraphs & Newlines

Resolve SQLite3 syntax errors when inserting multi-line text by using .read with SQL files or explicit \n escapes.

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

Remove a static banner from an MP4 video at a specific Y-position using FFmpeg cropping and scaling while maintaining custom quality, size, and frame rate.

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Lightweight Video Editing: Bulk Change Default Audio Tracks and Merge Multiple Videos (MKVToolNix Not Suitable)

Use FFmpeg to bulk change default audio tracks and merge multiple videos efficiently without heavy editing software.

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How to Find and Delete a String at the End of a Line: A Guide to Using Regex

Remove trailing strings, spaces, or specific suffixes from lines using regex anchors in text editors.

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Troubleshooting Excessive Memory Usage with ffmpeg Overlay Filter

Resolve excessive memory usage in ffmpeg overlay filter by optimizing filter graphs and synchronizing streams to prevent frame buffering.

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Looping Background Audio for Multiple Videos using FFmpeg

Resolve premature audio cutoff when adding background music to multiple videos by using FFmpeg's -stream_loop option.

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Extracting Specific Frame Index using FFmpeg's Timestamp (PTS)

Resolve inaccurate frame extraction by using FFmpeg's select filter with eq(n,N) instead of unreliable timestamp calculations.

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Resizing 3840x1920 Video to 1920x1080 without Stretching

Crop and scale 3840x1920 video to 1920x1080 using FFmpeg to prevent aspect ratio distortion.

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Shrinking 3D Movie Size: Keeping 3D?

Reduce 3D movie file size by converting side-by-side to top-and-bottom format using FFmpeg filters.

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Rendering Davinci Resolve Clips with FFmpeg: Export Without Re-encoding

Resolve clips cannot be exported without re-encoding; use ProRes or DNxHR codecs to achieve fast, high-quality renders instead of attempting stream copying.

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FFmpeg Fails to Rotate Landscape MP4 Videos During Concatenation

Fix FFmpeg landscape MP4 rotation loss during concatenation by re-encoding with transpose filters or using the concat demuxer to preserve metadata.

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