Forum:	Off-topic
Téma:	How to compress video size on Mac for adding to  portable de
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harvey438:
How to compress video size on Mac for adding toportable devices for playback?

Nowadays, our digitalmultimedia lives are full filled with different sorts of portable devices likeiPhone, iPod, PSP, BlackBerry, Gphone, cell phone, smart phone, Zune, etc. andvarious kinds of video resources. For these mobile devices are all havinglimited memory space, thus users always need a helpful tool to assist them tocompress the file size of their on-hand videos, so that they can import themfor playback successfully. This thread will concentrate on this point, and showyou how to compress the video size in detail via the help of Pavtube Video Converter forMac. If you are a Mac user, you can read on the step-by-step instruction toget what you need.

1. Download Pavtube Video Converter forMac, install and run it. 

2. Import video files, set output format and location 
Click button “Add” to load the video files youwant to convert from your Mac. Then, select theoutput format from the drop-down list of “Format”.There are specified formats for nearly all portable devices, including iPod,iPhone, Apple TV, BlackBerry, Creative ZEN, PSP/PS3, Xbox 360, Zune, etc, soyou can select one according to your own requirements at will. Here I chooseiPhone for instance:



After that, you should hit the button “Browse” to choose the destination folder to load output files, otherwise, theprogram will export the resulted files to default save path automatically. Bythe way, if you want to join multiple files to be one file, you can check “Merge into one file” to realize it.

3. Compress file sizevia setting advanced settings
Click “Settings”,then you will see the following interface, you can realize the goal ofcompressing file size by adjusting the video and audio parameters, like imagepixels, bit rate, frame rate, and sample rate, to smaller values. The smallerinserting values, the smaller file size.

4. Convert
After all the necessary settings are ready, you canclick button “Convert” tostart the conversion. The following interface will give you an estimation ofthe final generated file size, so that you can realize if you have enough spaceto save the output files on your portable devices. If not, you can go back tothe former step to reset video and audio parameters to be further smaller.


wts30286:
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