Learn how with the intel media server studio and intel media sdk. This still happens with the latest updates, and across all programs that can do this. How to check if intel quick sync video feature is enabled. Intel quick sync video1 uses the dedicated media processing capabilities of intel graphics technology to decode and encode fast, enabling the processor to. Logitech capture supported video encoders, codecs, and 4k. Intel quick sync video is the name given to intels hardware video encoding and decoding technology integrated into some of its cpus. The newest quick sync haswell is better quality encoding than older versions. The general encoding options you have available of course stay the same. This allows for faster and more power efficient video processing. Discussion and support for vlc media player and friends.
However, with hevc high dynamic range hdr encoding becoming a popular requirement for higher resolutions like 4k, the unavailability of 1012bit support by intel quick sync video forces the industry to lean towards pure software encoding for such applications. One of the inconveniences of foldersyncing applications is that the actual synchronization process is often pretty complicated to set up. I do a lot of video editing and a 1 hour video takes 2025 min to produce on my 6 core. For live encoding it is possible to achieve more parallel channels on one system. After the driver installation finished you will want to rebootrestart your computer once more and then you should be able to activate the quick sync option in obs. This article describes the basic specifications for workstation and serverlevel computers that support intel quick sync video. The source files contain a video stream in mpeg2 format which id like to convert to h. Optimize your applications for intel quick sync video.
The transcoder in wowza streaming engine media server software supports intel quick sync accelerated video decoding and encoding. Introduced with the sandy bridge cpu microarchitecture on 9 january 2011, intel quick sync video is intels hardware video encoding and decoding technology. Ultra hd video is everywhere, creating and viewing is more important and fun than ever. How to enable intel quick sync video encoder manycam help. Vmaf scores for intel quick sync clips with red and without green lookahead parameters. Details from the logs are below and the log itself for machine and cards. Intel quick sync video is intels brand for its dedicated video encoding and decoding hardware core. How to transcode using qsv quick sync the right way ffmpeg. The instructions below describe how to enable hardware acceleration on linux.
To choose this, we measured the encoding speed and vmaf quality of each preset by encoding the most challenging clip in our test suite football to 1080p at 3mbps, yielding the data shown in. Intel quick sync video makes fast work of creating, editing, synchronizing, and sharing your videosat home and online. Once you have quick sync installed, the software encoding is available in our transcoder by default while hardware acceleration needs to be enabled separately. Obviously the newer your cpu the better the quicksync will be at encoding. Live video streaming production software telestream. I use power director v10 which states it supports quick sync by intel. If you need an application like this thats also easy to use, quicksync is a good option. These are specialdedicated hardware h264h265 encoders that just happen to come with your video card. While both nvenc and quick sync video qsv are both faster than software only, one of them is definitely faster than the other. Obviously for this to work, your igpu needs to be turned on in your bios settings. This type of hardware acceleration gives a great boost in high definition and 4k ultra hd video encoding decoding performance by routing work to the gpu being especially praised for its extraordinary performance in mpeg4 avch.
Should you use hardware or software encoding for video transcoding, either for living streaming or simply compressing your final output file. Quicksync encoding performance haswell intel software. To use intel quick sync video encoder, you have to activate the intel quick sync video. Intel quick sync videoenabled applications encoding and transcoding. Weve all done this many times ourselves, seen others do it many times, and the result is always the same.
While both nvenc and quick sync video qsv are both faster than. I have tested cpu encoding with an amd fx 8 core and an nvidia gtx 460. Quick sync, like other hardware accelerated video encoding technologies, gives lower quality results than with cpu only encoders. The same encoding using only software took 172 seconds but it is not clear what software encoder was used and how it was configured.
It appears on haswell using quicksync, that targetusage has almost no effect when encoding nulled, empty surfaces, as opposed to say, real video like big buck bunny, where tu effects on encoding speed are quiet visible. If available on your system you can switch between the x264 encoder, the intel quick sync encoder and the nvidia encoder included in newer gen graphic cards by nvidia. In case you need to use the intel quick sync encoder for video recording, go to manycams recordings settings and select the encoder the. It is a software video switcher and mixer that allows you to dynamically mix media from various sources like audio files, video files, cameras, microphones, and so on. I would like to know the best fast software for video encoding and transcoding video into h.
You can use that igpu to offload your encoding work with obs open broadcaster software be it for recording or streaming purposes. Everything works fine fast encoding but as soon as one video encoding ends allowing another to start, the application halts with the message and i cant recall exactly project cancelled by user. Intel quick sync video is the marketing name for a set of hardware. Intel quick sync video for screen recording h264, hevc bandicam. Quick sync is a bit better quality than openclcuda but it is not as good as x264.
How gpuaccelerated encoding enables faster, high quality. The name quick sync refers to the use case of quickly transcoding a video from, for example, a dvd or bluray disc to a format appropriate to, for example, a. The intel quicksync decoder is now used within ffdshow, lav video decoder and potplayer. If your intel cpu supports quick sync, and if your motherboard lets you run internal graphics simultaneous with your dedicated gpu, then your encoding times for h. Some time ago i had posted an quick sync encoding test but that was done using just one 4k sample and only via vaapi. Wirecast is live video streaming production software by telestream. Intel quick sync video for screen recording h264, hevc. But it takes some tweaking, and nobody including adobe itself explains how. One of the best screencast software which allows you to record your. To use intel quick sync video encoder, you have to activate the intel quick sync video by connecting a video cable to the monitors or adding a display device. Check this page that is filtered for all processors with intel quick sync video enabled or go to the product specifications site and choose the processor family then drill down the the exact processors youd like to check.
Using the free, softwarebased transcoding in plex media server, home computers. Well, i knew i would have to add a real video option on the benchmark tool eventually. The intel download center is your friend when it comes to getting the latest driver. All pc are encoding right now and i have only core i7 without quick sync video support stations with graphics cards less than 2gb ram available, so the test would be unreliable. Hey all, just curious, would 6 cores vs intels quick sync technology be faster for video encoding. Enable hardware acceleration for intel quick sync in centos. Intels quick sync or amds more cores for faster video. Configure quick sync accelerated encoding for wowza streaming engine on linux originally published on 11082012 updated on 12172019 9. Intels svt scalable video technologyhevc, a softwarebased codec that. The name quick sync refers to the use case of quickly transcoding a video from, for example, a dvd or bluray disc to a format appropriate to, for example, a smartphone. Intel quicksync encoder software mode should be disabled if you have sandy bridge, ivy bridge, haswell. To check if the processor supports quick sync video, follow these steps.
Features wicked fast and low power hw accelerated decoding using intels quicksync technologies. Primary is an nvidia with hardware encoding and an unused intel with quick sync and hardware encoding. This becomes critically important in the professional video workplace, in which so. By leveraging intel quick sync hardware with mainconcept hevc encoding sdk, cpu load is reduced significantly during video processing. Third party software includes macx video converter pro, adobe media encoder, davinci resolve, iina. Livestream encoding options are explored by nvc as used in both obs and xsplit 2. Just curious if anyone has any experience with how many streams a amd rx or quadro gpu will support vs intel quick sync. Itd probably be very fair to say that these software encoder solutions can. Wow, all this and a whopping 1 download of the actual quick sync video. Windows 7, 8 and 10 users you can activate the intel quick sync video by connecting a video cable to the monitors.
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