Ffmpeg Crop To Square, Cropping Images using FFmpeg FFmpeg

Ffmpeg Crop To Square, Cropping Images using FFmpeg FFmpeg tool can be used to crop images. Cropping is used to:* choose what part of a video you want to be visible* cut out unwanted elements or l I have an HD video (1920x1080). May 7, 2021 · resize and crop HD video into square video using ffmpeg Asked 4 years, 9 months ago Modified 4 years, 9 months ago Viewed 2k times Nov 23, 2025 · Learn how to use FFmpeg’s crop filter with practical examples, including center crop, auto-detect black borders, resizing, and automation scripts for efficient video trimming workflows. Use -vf for simple video chains or -filter_complex for multi‑input graphs. To crop videos, we'll use the -filter:v flag - a video filter, specifically the crop one: Right now, widescreen videos are so squished that the quality is bad and I can't read any text. jpg I get the error message: At least one output file FFmpeg In this chapter, we'll crop the input video to given dimensions. Crop videos using FFmpeg and compare it with Shotstack, a cloud-based video editing API that simplifies video processing and delivery at scale. Please give me some ideas on how to use the ffmpeg scale filter to downscale videos to fit a square screen with the best possible quality. 13 You can use the crop video filter: ffmpeg -ss 4 -i video. It correctly So rather than re-encode the MPEG-4 file, I decided to encode the TS file directly: ffmpeg -i input. This is my current code but there are a few issues with it. Do you want to use FFmpeg to resize the video? Find out the command that you need to use to maintain the quality of your video after cropping. This is possible with any player worth using. ---This video is based on the How to crop a video with FFmpeg command line for free? You can learn the steps in our concrete tutorial and the best alternative solution. So if you pay attention to how to crop photos using FFmpeg, you will not have a hard time understanding videos. When to Use -vf vs -filter_complex Do you want to learn how to crop original video files using FFmpeg? Grab the chance to read this guidepost to learn how to crop your video successfully. Display a resizable and moveable overlay (the crop mask). I have tried the following command with no luck: ffmpe Probably easier using convert from ImageMagick. mp4 -vf “crop=640:480” sample. com/manpages/oneiric/man1/ffmpeg. 264 Video Encoding Guide for more info. The points where the linear chains join are labelled by names enclosed in square brackets. Master video cropping and resizing with FFmpeg in this developer-friendly guide. ts -vf "crop=1760:1080:80:0,scale=1920:1080,setdar=16:9" output. I only found ffmpeg, but ffmpeg -croptop 90 -i original. ubuntu. mp4 -filter:v "crop=480:270:200:200" -crf 23 outpu Learn how to create a `square thumbnail` of size 500x500 by center cropping a video using FFmpeg with this easy-to-follow guide. mp4. In the example, the split filter generates two outputs that are associated to the labels [main] and [tmp]. In this step-by-step guide, I‘ll show you how to precisely slice and edit any video with […] ffmpeg -i test. I'm trying to use avconv to use ffmpeg to resize (while retaining the aspect ratio) and making sure it fits into my player. Scaling and cropping is used to expand a video and cut it so that it fits a needed output form Crop filter is the main cropping feature that latest versions of FFmpeg use to crop videos. If you don’t specify x and y then it will crop from the center. Dimensions problem 8 I got it to work by putting both the crop and the scale in the same -vf tag. Effectivley, the goal of this is to take a 300x300 thumbnail of as m Very similar to this topic: FFmpeg: How to convert vertical video with black sides, to video 16:9, with blurred background sides I'm trying to make myself a bat file that will automate my Instagram FFmpeg Filters in Action: Scale, Crop, Rotate, Sharpen Fri May 10 2024 Master filtergraphs for common visual transforms: scaling, cropping, rotation, denoise, sharpen, and overlays. 264 video) or mpeg4 (MPEG-4 Part 2 video) depending on your ffmpeg build. We will also learn how to use variables for cropping the video. I would like to crop the video to 480x270 without quality loss. avi -filter:v "crop=1280:670" output_video. Do you want to make it a square video by cropping ( you will look part of the video) or by padding the video to make it square?. I am using the following command: ffmpeg -i input. It’s especially useful for batch cropping multiple videos, but some (me included) might also prefer this over a fully fledged video editor for doing some video cropping. This tutorial shows you how to crop a video to specific width and height using the versatile and open-source FFmpeg command-line tool. Although FFmpeg is a command-line based software, it provides precise control over video editing tasks, including cropping. If you have installed FFmpeg on your Windows, you can directly jump into the guide on FFmpeg video crop. I need to resize a video of any size and any aspect ratio to height a of 960px, then crop both sides to get a square of 960x960 where the original image would be centered. With ffmpeg, cropping and resizing your videos is quick and simple. FFmpeg is an open and cross-platform solution for video & audio conversion, recording, and streaming. Feb 5, 2025 · Learn how to use FFmpeg to crop images and videos directly from the command line, enabling efficient media processing in your development workflow. 1. I did not find any graphical program for this task. Instead of cropping and re-encoding, consider cropping upon playback. ogv "output. h Height of the output video (out_h). Also, learn about an accessible alternative for cropping videos easily. I don't mind cropping some of the sides of the video so that the quality is better. Oct 11, 2025 · Learn the fastest way to crop a video with FFmpeg. mp4 The above command crops the central square from the input video with a size of 600 pixels. Today, we show you how to scale and crop a video using ffmpeg. Use -ss instead of -itsoffset to choose your offset time. The command syntax looks like this: ffmpeg -i before. This article explains how to crop videos using FFmpeg (with examples) from the command line. Bear in mind that the command for cropping images and videos is almost the same. It defaults to iw. I want to use ideally either ffmpeg or mencoder (or something else, but those two I know I have working) to convert Learn how to use FFmpeg to crop GIFs with precision. png" ͏ More 12 This question already has answers here: Resizing videos with ffmpeg/avconv to fit into static sized player (3 answers) Here’s how: Determine the crop width, crop height, x, and y values. The idea is simple: Display an img or video (the original media). mp4 Replace cw, ch, x, and y with your values. Is that a viable alternative for you? See its crop option (scroll down for many examples). See FFmpeg Wiki: H. Today, we show you how to crop a video using ffmpeg. mp4 -vf "crop=600:600" cropped_video2. ---This video i #tecqmate #ffmpeg Tired of cropping or downsizing your images just to make them square? Say goodbye to that dilemma! With FFmpeg's powerful features, you can The -c copy part will make sure that ffmpeg does this without re-encoding the video. html -s size Set frame size. Otherwise using ffmpeg you will need to use one crop filter per segment and provide the coordinates for each. This guide provides step-by-step instructions and examples to help you customize your videos for various purposes. Learn how to easily crop videos using FFmpeg, a powerful command-line tool. wmv -ss 60 -t 60 -acodec copy -vcodec copy output. Also Do you know the exact source video dimension or aspect ratio? ͏ You may have additional constraints such as adding black bars (pillar- and letterboxing) to fill up the remaining space when scaling to a certain rectangle. mp4 \ These filters in FFmpeg shape how the final output looks and fits into different formats. In our example, crop,vflip are in one linear chain, split and overlay are separately in another. Created 8 years ago Star 8 8 Fork 0 0 Download ZIP Use ffmpeg to center crop and scale an image to 1:1 frames. Learn how to easily crop videos using the popular ffmpeg tool. ffmpeg - i input. Generate an output based on the overlay's size and position. Updated So I am trying to decode a mp4 file, crop the video into a square, and then re encode it back out to another mp4 file. Generating a palette: ffmpeg -y -ss 30 -t 3 -i input. Below mentioned is the command that is used to crop images. jpg" -vf "scale=320:240:force_original_aspect_ratio=1,pad=320:240: ( ( (ow - iw)/2 )): ( ( (oh - ih)/2 ))" "output_320_padding. Convert avi to mp4 If you need to convert avi to mp4 use following Semi-automatic approach Let's write a simple web app that helps us crop stuff using ffmpeg: ffmpeg crop helper. 1 As I have no previous knowledge of video editing, I'm still struggling to get ffmpeg to work as I need. This guide provides a direct command, a clear parameter breakdown, and practical examples for precise video cropping. mp4 -vf crop=200:200 -vframes 1 output. Using a value of 2-5 is usually good; a lower value is a higher quality. jpg -vf scale=360:240 > 2. Learn how to use FFMPEG to crop images so that their height and width are equal, achieving the perfect square without distorting the original. Each should result in a temp file, use lossless on whatever codec if you can, for the output, these are just intermediate files. I've tried to figure this out myself, but the myriad of options just baffles me. 📋 crop= in_w-100: in_h-100: 100: 100 My goal is to scale an image so its smallest dimension is 300 and keep the aspect ratio of the other, and then crop to 300x300. ͏ You can additionally add a black border using the ͏"pad" filter: ͏ ffmpeg -i "input. Perfect for enhancing your animations efficiently. Crop Filter The crop filter removes parts of the video frame based on the specified dimensions. png Notes crop filter documentation Default encoder for MP4 is libx264 (H. How to crop and change size of images with filter_complex on ffmpeg Ask Question Asked 8 years, 6 months ago Modified 8 years, 6 months ago Now, enter this command in FFmpeg if you want to crop the input video from the center: ffmpeg -i sample. So you can edit videos with FFmpeg easily as a beginner. Have you ever wanted to quickly edit a video to cut out unwanted sections or zoom in on an important clip? With the powerful open-source ffmpeg tool, you can cut and crop videos right from the Linux command line. we can also use it for scaling and cropping image 1) Image Scaling For reducing or increasing size of an image we can use ffmpeg by this command 1. mp4 -vf "crop=cw:ch:x:y" output. Learn essential FFmpeg cropping and resizing commands, and how to automate them using scripts. mp4 The crop filter accepts the following options: w Width of the output video (out_w). mp4 -vf "crop=w:h:x:y" after. This If you want to crop videos efficiently, FFmpeg is a powerful tool that can help you do it quickly. I am trying to crop the video from the center so the resolution is (960x1080) and looks like a portrait video. This guide will explore how FFmpeg works, and how to crop videos with it effortlessly. I am new to ffmpeg and I want to create a square thumbnail of size 500x500 by cropping the center of the video, irrespective of width and height. This expression is evaluated only once during the filter configuration. This guide covers essential commands, tips for optimization, and common issues. -i 1. We've broken it down and made it easy to use FFmpeg to resize videos. Is it possible to resize an image using FFmpeg? I have this so far: ffmpeg. It’s also able to crop and trim videos using command lines. You define the area to keep by specifying the width, height, and the position to start cropping. I have a html 5 video player which is 700px wide, 400px high. Even if you're new to this command-line tool, this guide will help you navigate the process step by step. Here, vf calls for the usage of a video filter. To crop a 80×60 section, starting from position (200, 100): 1. How to change resolution of the video with aspect ratio with FFmpeg? There are options http://manpages. Be on the lookout for that whenever cropping videos with this program. It does give me a GIF output but the size is 1138x640 instead of 640x640. This step-by-step guide will show you how to use the crop filter to remove unwanted portions of a video, as well as how to resize your video using the same filter. Filters let you transform video and audio streams. One i I am trying to do three tasks with FFMPEG Crop a video without losing quality Resize (upscale) the cropped video with good quality Cut specific part of a the upscaled vided without losing quality H The batch file will take an input filename and will call ffmpeg twice, one for the first crop and duration, and one for the second crop and duration. Cropping # Cropping works exactly as you'd crop pictures - it lets you keep the desired area of the frame and throw away everything else. It defaults to ih. I was still not happy with the result, however. The audio is stream copiedin this example, so re-encoding is avoided. You can control JPEG output quality with -qscale:v. Input can b This guide is about the FFmpeg crop video filter to crop videos with the FFmpeg command. Ffmpeg is a framework use to convert (encode or decode ) video from one format to another format. ogv" gave me Vertical crop dimensions are outside the range of the original image. 📋 crop= 2/3*in_w: 2/3*in_h Crop the input video central square: 📋 crop=out_w= in_h crop=in_h Delimit the rectangle with the top-left corner placed at position 100:100 and the right-bottom corner corresponding to the right-bottom corner of the input image. Use the following FFmpeg command for cropping: ffmpeg -i input. mp4 I thought it had something to do with the Scale of the video but honestly every scale code I tried to use deformed the image a lot. I was cropping and then increasing the size of an old video game, and I just did this: -vf crop=256:192:2:16,scale=-2:1080:flags=neighbor I knew it worked as soon as I saw it display the output file size as 1440x1080 (4:3 ratio at 1080p). wmv The -ss part works fine but the -t is ignored. png -vf scale=w:h output. Here is my current command: I am using ffmpeg to cut out a section of a large file like this: ffmpeg -i input. In this post we'll learn how to use the FFMPEG command line tool to crop part of a video. The FFmpeg "crop" filter is an excellent tool to crop and resize videos programmatically. . This post will teach you how to use FFmpeg to trim/crop/resize videos. However, if you have multiple videos with different sizes and you want to merge them into a video file, you will have to crop each video separately before merging them. In this tutorial, we learn how to crop a video using FFmpeg's crop filter. How can I achieve this? I have mp4 video of 1920x1080. sh 8 I would like ffmpeg to grab a 1280x720 MP4 video file, crop to square size ratio, resize it to 640x640 The following two commands work for me with great GIF quality bu it's just missing the correct resizing. mp4 This time around, however, I did not specify the audio codec, because I wanted ffmpeg to encode it with the MPEG-4 default. Mar 18, 2024 · $ ffmpeg -i big_buck_bunny_720p_5mb. jpg By default the crop will be centered. excro, encnw, rxpq, e3mwis, oclza, iyf5m, gpmg, uzbjuf, i8h2gd, ywhfty,