Little known fact: It is possible to compress multiple files with gzip.But it's not very useful since when decompressing such a file with gunzip it will just append all the original files into a single file. If you type echo Foo a; gzip a you will have a file called a.gz which contains both the name and timestamp of the original a file. If you then type echo Bar b; gzip b; cat a.gz b.gz. As soon as you select the files you want to batch compress, select the 'Optimize Option' on the left as well as the output folder you would like to use once the process is complete. You can use the 'Add file' button at the top to add even more files. Click 'Apply' to begin the process. How to Compress Multiple PDF Files into One. Example 4: Compress and decompress.gz files. You can also use the GZipStream and DeflateStream classes to compress and decompress data. They use the same compression algorithm. You can decompress GZipStream objects that are written to a.gz file by using many common tools. Realistically, you cannot expect a 5GB file to be compressed to a 1GB file. If you have a large file that you want to zip, consider breaking it down into smaller zipped files. Split single file into multiple ZIPs. A single file can be compressed into several ZIPs. The data on the original file isn't lost or corrupted. Can I compress video files Is there a program to compress large video files like movies? Thank you: Music, Pictures & Video: How to compress a DVD movie into a smaller file I own a number of movies which are burned to my external hard drive. They are about 4.2 GB.
- How To Compress Files Size
- How To Compress Video Files
- How To Compress 2 Files Into 1 File
- How To Compress Large Files
- How To Compress 2 Files Into 1 Logic
Have you ever wondered how some people manage to compress large files to very small size? In this tutorial, I will show you how you can compress large files into a very small size. And as mentioned in the title I will show you how I compressed a 100GB file to just 50KB.
There is one thing you need to keep in mind that, there is no software out there that can compress files which are already highly compressed. Simply put, you cannot compress media files like JPEG or MP4 files because these files are already in a compressed format. However, this method will work for raw media files.
The tool I'll be going to use in this tutorial is called FreeArc. This is a compression tool and not many people know about this tool. Unlike WinRAR or 7-zip this tool will give you the highest compression. This tool is available for 32-bit version only, but soon it will be available for 64-bit machines and will also add some more features.
How To Get The Highest Compression?
If you want to compress files to a very small size than you need to take care of the following things:
- Make sure the files you're trying to compress are not already in a compressed format like JPEG or MP4.
- Make sure you're not trying to compress an already compressed file like .zip or .rar or .7z
- Check for the compression ratio percentage, if you get a lower percentage or zero percentage than the compression will be the highest. the lower the compression ratio is the higher will be the compression and the lower will be the file size.
- Make sure that you choose maximum compression from the compression tab.
How To Use The Tool
- Download and Install the tool from here: FreeArc OR Mirror
- Right Click on any of the files.
- In the options menu, under FreeArc, choose 'add to archive'.
- Here you can choose from different setting according to your needs.
- From the Compression Menu, you can choose the compression level.
- Now click OK. It will take some time to finish depending on your computer specs and file size.
You can check the video below to know compression works with different kind of files and especially the 100GB file to 50KB file. You can find the test file at the end of this post which you can download and see the proof yourself.
Download test file here:100GB to 50KB
PNG, stands for Portable Network Graphics, is a commonly used image format. Though it is a lossless file format, it does compress visual content. However, PNG image files always come with larger file size. In order to save storage space or publish online quickly, you might need to compress PNG image files regularly. Therefore, this article expects to introduce four ways to help you compress PNG image files on Windows, Mac OS X/11 and Linux. Some of them even can compress images by 70% without blurring.
Compress PNGPart 1: Easiest Way to Compress PNG
If you do not like to install software to your computer, Apeaksoft Free Online Image Compressor is the best option to compress PNG online. It is not only easy to use, but also able to shrink images from MB to KB without losing quality.
1. Compress PNG images online while preserving transparency.
2. Batch handle up to 40 images without quality loss.
3. Improve the performance using advanced technology.
4. Available to all machines running Windows, Mac OS X/11 and Linux.
In a word, Free Online Image Compressor is the easiest way to compress PNG image file size.
How to Compress PNG Online
Step 1Open your web browser, copy and paste https://www.apeaksoft.com/free-online-image-compressor/ into the address bar, and hit the Enter key to access the online PNG compressor. How to open pdf file.
Step 2Hit the Add Images button on the page to activate the open-file dialog. Then find the PNG files that you want to compress, select them and click Open to upload them. Or you can drag and drop these PNG images into the web page directly.
Step 3After uploading, the online PNG compressor will do the job automatically. When it is done, you will see the Download button. Here you can download each compressed image separately or get all files in one package by hitting the Download All button.
How To Compress Files Size
Part 2: Compress PNG Image on Windows
If you prefer to compressing a PNG image manually on PC, the built-in Paint program is a simple choice. With Paint, you can crop your PNG image to decrease the file size or resize the dimension. Moreover, converting PNG to JPG can compress the original image further.
Step 1 Locate the PNG image that you wish to compress to JPG. Right click on the file, select Open with and choose Paint to open it in Windows Paint.
Step 2 Firstly, use the Select tool on the top toolbar. Drag the box to cover the portion to leave, and then press the Crop tool to cut the image.
Step 3 Next, select the Resize tool to open the resize dialog. Choose Pixels, and set smaller values in Horizontal and Vertical boxes. Click OK to confirm it.
Step 4 Finally, click the File menu, select Save as and choose JPEG picture. On the popup dialog, navigate to a specific directory to save the output, drop a name and save the compressed PNG to your computer.
PowerPoint is also the tool to help to compress the images on Windows computer.
Part 3: Compress PNG Image on Mac
When it comes to compress PNG image on Mac OS X/11, you have less options than doing it on PCs. There are several image editors offer the Mac version, such a Photoshop. It allows you to resize a PNG image and compress it.
Step 1 Run your Photoshop and drag the PNG image into the program.
Step 2 Click and expand the Image menu and select Image size to open the Image Size dialog. How to play xbox on lenovo laptop. Adjust Width and Height to a smaller size to compress PNG. Check Resample and select Bicubic Sharper, which preserve the sharpness while compress an image.
Step 3 Hit OK button to close the Image Size dialog. If you want to compress PNG image without losing quality, export the image directly. Otherwise, you can compress PNG to JPG to shrink the file size.
More solutions to resize a photo on Mac, you can check it here.
How To Compress Video Files
Part 4: Compress PNG on Linux
Although you can compress PNG images while preserving transparency using TinyPNG and other web apps on Linux, command lines are still the prevalent method. We use Pngquant as the example to show you the procedure.
Step 1 Install the PNG compressor by executing the command line $ sudo apt install pngquant.
Step 2 Show the original PNG file size with the command $ du -sh pngimage.png. Replace pngimage.png with the filename of your PNG image.
How To Compress 2 Files Into 1 File
Step 3 Compress your image with the command $ pngquant pngimage.png. Then the compressed file will be named pngimage-fs8.png.
Step 4 Check the compressed file size with $ du -sh pngimage-fs8.png. You will find the PNG file size becomes much smaller. According to our test, the command line can compress a 152KB PNG image into 48KB.
How to Compress PNG Online
Step 1Open your web browser, copy and paste https://www.apeaksoft.com/free-online-image-compressor/ into the address bar, and hit the Enter key to access the online PNG compressor. How to open pdf file.
Step 2Hit the Add Images button on the page to activate the open-file dialog. Then find the PNG files that you want to compress, select them and click Open to upload them. Or you can drag and drop these PNG images into the web page directly.
Step 3After uploading, the online PNG compressor will do the job automatically. When it is done, you will see the Download button. Here you can download each compressed image separately or get all files in one package by hitting the Download All button.
How To Compress Files Size
Part 2: Compress PNG Image on Windows
If you prefer to compressing a PNG image manually on PC, the built-in Paint program is a simple choice. With Paint, you can crop your PNG image to decrease the file size or resize the dimension. Moreover, converting PNG to JPG can compress the original image further.
Step 1 Locate the PNG image that you wish to compress to JPG. Right click on the file, select Open with and choose Paint to open it in Windows Paint.
Step 2 Firstly, use the Select tool on the top toolbar. Drag the box to cover the portion to leave, and then press the Crop tool to cut the image.
Step 3 Next, select the Resize tool to open the resize dialog. Choose Pixels, and set smaller values in Horizontal and Vertical boxes. Click OK to confirm it.
Step 4 Finally, click the File menu, select Save as and choose JPEG picture. On the popup dialog, navigate to a specific directory to save the output, drop a name and save the compressed PNG to your computer.
PowerPoint is also the tool to help to compress the images on Windows computer.
Part 3: Compress PNG Image on Mac
When it comes to compress PNG image on Mac OS X/11, you have less options than doing it on PCs. There are several image editors offer the Mac version, such a Photoshop. It allows you to resize a PNG image and compress it.
Step 1 Run your Photoshop and drag the PNG image into the program.
Step 2 Click and expand the Image menu and select Image size to open the Image Size dialog. How to play xbox on lenovo laptop. Adjust Width and Height to a smaller size to compress PNG. Check Resample and select Bicubic Sharper, which preserve the sharpness while compress an image.
Step 3 Hit OK button to close the Image Size dialog. If you want to compress PNG image without losing quality, export the image directly. Otherwise, you can compress PNG to JPG to shrink the file size.
More solutions to resize a photo on Mac, you can check it here.
How To Compress Video Files
Part 4: Compress PNG on Linux
Although you can compress PNG images while preserving transparency using TinyPNG and other web apps on Linux, command lines are still the prevalent method. We use Pngquant as the example to show you the procedure.
Step 1 Install the PNG compressor by executing the command line $ sudo apt install pngquant.
Step 2 Show the original PNG file size with the command $ du -sh pngimage.png. Replace pngimage.png with the filename of your PNG image.
How To Compress 2 Files Into 1 File
Step 3 Compress your image with the command $ pngquant pngimage.png. Then the compressed file will be named pngimage-fs8.png.
Step 4 Check the compressed file size with $ du -sh pngimage-fs8.png. You will find the PNG file size becomes much smaller. According to our test, the command line can compress a 152KB PNG image into 48KB.
Part 5. FAQs of Compressing PNG
Question 1: Can PNG images be compressed?
Answer: Yes, PNG images can be compressed. PNG image files are lossless compressed bitmapped images. Even though the PNG images are compressed, the file size can be very large. So, you can shrink PNG file size with an image compressor.
Question 2: What's a typical file size for PNG before and after compression?
Answer: The file size of PNG is various depending on the type of image data saved. Generally speaking, an image file saved in PNG is larger than saved in JPG. When it comes to the compressed file size, it is determined by the output format and compression level. Briefly, compressing PNG to JPG and higher compression level can produce smaller file size, but the image quality may be damaged.
How To Compress Large Files
Question 3: What is PNG file format used for?
How To Compress 2 Files Into 1 Logic
Answer: A PNG file contains a bitmap of indexed colors and uses lossless compression. It is similar to a GIF file, but without copyright limitations. In short, PNG files are commonly used to store graphics for web images.
Question 4: What are the advantages of PNG?
Answer: To learn the advantages of PNG, we compare it with other popular image formats. Firstly, PNG was originally created as an improved replacement for GIF. PNG cannot store dynamic visual content, but it is much smaller than GIF. Compared JPG, PNG is larger, but it can store transparency layers. If you want to compress PNG while preserving transparency, you should keep the image format. Compressing PNG to JPG will lose the transparency layer. Plus, JPG has a big compressing ration, which reduce the quality of the image. JPG is the better output format for photographs, while PNG is a better option for images storing text, line art and other graphics.
Conclusion How to capture screenshot on imac.
This article told you multiple ways to compress PNG image files on Windows, Mac OS X/11 and Linux. They all have unique advantages and benefits. Apeaksoft Free Online Image Compressor, for example, has the capacity to compress PNG online without asking you to install any software. Plus, as a web app, it is available to all laptop and computer. You can pick up your favorite tool and follow our guide to complete the task. If you have more questions related to PNG compression, please write it down below this article.