
Hardware Acceleration
What is hardware acceleration?
Hardware acceleration, as its name implies, refers to the use of computer hardware to improve task execution efficiency and make jobs done at faster speed than that in a software program running on a general-purpose CPU. Usually, when it comes to hardware acceleration, it means CPU and GPU hardware acceleration for video decoding and encoding. And the typical example of CPU hardware acceleration is Intel Quick Sync Video and the representatives of GPU acceleration include Nvidia CUDA, Nvidia NVENC, AMD APP and more.
When should I use hardware acceleration?
You can choose to turn on hardware acceleration when you need to do graphically intensive tasks like processing 4K UHD videos, encoding H.265 (HEVC) clips, etc. Additionally, you have modern graphics card drivers, video cards, the latest version of applications to make sure you won't have compatibility issues.
Why hardware acceleration not working on my computer?
The program support hardware acceleration in H264 and HEVC codec. You may have chosen the wrong video codec. At the top-right on VideoProc Converter UI, you can check the hardware acceleration setting. Your hardware info can be detected by VideoProc Converter as well. Note: Under Mac computer, VideoProc Converter only supports hardware acceleration powered by Intel GPU.

Technical Questions
How could I improve the quality of a recorded video?
If you record some videos with unsatisfied quality, you can try to upscale the video quality via the below ways:
1. Special Effects: add special effects to video, like Sharpen, Tinted, Grayscale, Mirror, Painting, Vintage and more; freely adjust video brightness, saturation, contrast, hue and gamma to deblur and boost video quality.
2. Toolbox: remove background noise and grain from video, fix fish-eye lens distortion and stabilize shaky video to upscale video quality.
3. Parameter Settings: increase video resolution from 480p to 720p, 720p to 1080p, 1080p to 4K 2160p, 4K to 8K UHD; upscale video frame rate from 24/30FPS to 60/120FPS and adjust video bit rate to higher level.
How to reduce the output file size of converted files?
The final size of your output file will be determined by the length of the source file and your output settings. To reduce the file size, you can trigger the "Codec Option" button on the main interface to adjust various parameters like bit rate, resolution, frame rate, etc.
How to convert if my source video has multiple audio language tracks?
Multi-track HD video refers to a video file that contains multiple audio language tracks and video tracks. Usually, users choose their preferred language when watching movie videos. VideoProc Converter works perfectly on converting Multi-track HD videos and the operation is quite simple. After importing the source video, select the specific audio track as you need, and then the steps are the same as converting general videos.
Which DVDs can I load into VideoProc Converter? Is it able to convert a protected DVD?
VideoProc Converter can deal with any types of DVD movies, including new DVD movies, TV series DVDs, 99-title DVDs, workout DVDs, and other old damaged or unplayable DVDs. Moreover, it continuously updates to support the latest DVD copy protection, such as CSS encryption, region protection, Sony ARccOS, APS, UOPs and Disney new copy protection.
Note: The software company only advocates users to rip DVD on Mac/PC under the concept of fair use. Any redistribution of the content is not allowed. Please abide by the local law before doing so.
How do I save online video to a different format?
If you want to store the downloaded video in other format, first download the video via "Downloader" window, and then switch to the "Video" portal, load the downloaded video to VideoProc Converter, select the format as needed.
Note: Digiarty Software doesn't advocate any reproduce, distribute, or sell any content without prior written permission of creator or the respective licensors of the content. Please refer to the local country law before you use this legal video downloader software to download videos legally.