Use mediainfo tool to get file details if you dont know the video. Video frames are decoded with the same hardware as with dxva on gpu, but the video frames are required to be copied back to system ram. Jan 29, 2012 video decoder utilizing the nvidia hardware decoder engine through the cuda video decoding api cuvid. Lav filters opensource directshow media splitter and decoders nevcairiellavfilters. Lav filters is a multiformat media splitter decoder that uses libavformat to play all sorts of media files.
Im asking, cos the link i use contains a lower than yours version 0. Mar 23, 2016 the lav video decoder supports several hardware decoders. Enable hardware accelerated decoding via dxva2 in xbmc. Potplayer potplayer installation, configuration and.
Mkvwebm, avi, mp4mov, mpegts, flv, ogg are tested and will be registered for. Lav cuvid decoder high quality hardware decoding for. Hm, but some users have shown, that the gpu is in a higher power state and indeed consuming more power when using lav cuvid, instead of dxva. I am currently trying to get this to work on my 970gtx and none of the options work. Defines extensions to directx video acceleration dxva to support decoding. The crash happened when destroying the dxva decoder after you chose to exit mpchc.
The main advantage of this video decoder is the low amount of resources it. I tried with cyberlink, arcsoft and ffdshow dxva decoders. Dxva in combination with the lav video decoder works for many people. Zerocopy mode requirements video player use enhanced video renderer or madvr. Download directx video acceleration dxva specification. Video decoder for windows media player in windows 10.
Use ffdshow as decoder for the video format that is in the file. All of its functionality has been merged into lav video. Lav audio is a multiformat audio decoder for directshow. The newest lav filters has hardware hevc decoding support. The problem is usually only with specific renderers. Hi folks, i would like to introduce my lav cuvid decoder.
Download directx video acceleration specification for h. Once you click on the download button, you will be prompted to select the files you need. Feb 18, 2016 defines extensions to directx video acceleration dxva to support decoding of h. I am not using madvr to render video in this screenshot, mpchc is set to use system default. Codecs audio codecs video codecs codec packs tools audio editors. This document is the specification for support of scalable video coding svc according to the h. Lav cuvid decoder version history this is the version history page for lav cuvid decoder, showing the last 20 software updates. Mpchc video decoder comparison mpchc video decoders. Recently i found out that you can actually enable nvidias dynamic super resolution with potplayer, which means you can resize videos to. Maybe im remembering wrongly, in which case the only realy disadvantage of dxva2 is the file format limitations and the only real disadvantage of cuvid is power usage although like i said you can sometimes alleviate this. Disable hardware acceleration dxva, cuvid, quicksync. Enabled cineformhd decoding by default, since the decoder has much improved. Potplayer is a video player for your pc or mobile device. About dxva decode in lav video decoder, please set hardware decoder to use to dxva2 native.
Installs a variety of additional codecs to your system for video support. While playing a music video on windows media player recently i noticed on the right hand side of the taskbar icons for something called lav audio decoder and lav video decoder. Hi, im facing a trouble with enabling dxva2 support in lav video decoder. Apr 30, 2011 lav audio improvements to the dts decoder interface support for 1. They are based on libavformat and libavcodec libraries from the ffmpeg project, which means that you can play almost any format as long as you use a directshow player. The best options for mpeg2 are the lav video decoder, or the microsoft dtvdvd video decoder. Selecting a language below will dynamically change the complete page content to that language. How to uninstall ffdshow audio decoder and lav splitter. Nevertheless a graphics card that supports decoding of hevc with 10 bit color depth. Includes information about your decoder and processor device. Mar 19, 2019 lav filters are based on ffmpeg multimedia libraries which is a multiplatform solution to convert, stream and record audio and video content. Ffdshow 64bit is a freeware software app filed under video codec packs and made available by sourceforge for windows. Hmm, i dont remember seeing the options for hardware deinterlacing within the lav video configuration window when dxva2 is selected. It seems it tried to release a direct3d surface and crashed in direct3d internals while doing so.
Lav filters is a multiformat media splitterdecoder that uses libavformat to play all sorts of media files. Play downloaded movies and music in any media player with this codec pack. Jun 02, 2018 however, a fast i7 cpu should do it does here. Dxva checker is a freeware directx video acceleration software app filed under video codec packs and made available by bluesky for windows. Lav filters and 4k hdr playback on nvidia, whats the.
Lav cuvid decoder has been developed for nvidia graphics cards and uses the nvidia hardware video decoder. Try dvdfab and download streaming video, copy, convert or make blurays,dvds. By default mpchc uses the dxva native decoder if it detects hardware that supports it. You dont need to worry about lav cuvid and madvr anyway since you have an ati card but you should.
Ffdshow is an application which serves as a directshow decoding filter and which decompresses divx, xvid, mpeg1, mpeg2 and wmv media files. To test and verify, while playing a video press the o key to enable the onscreen display. For windows 8 users, the shortcut should be somewhere in the metro start page. The video will be decoded by cpu, possibly burden it to a level that the result is stuttering video.
It supports all formats that the nvidia hardware can decode, which includes h264, vc1, mpeg2 and mpeg4asp divxxvid. It is based on ffmpeg and libbluray and is aimed to offer an allaround solution to perfect playback of filebased media as well as blurays. Dec 01, 2018 ffdshow is an application which serves as a directshow decoding filter and which decompresses divx, xvid, mpeg1, mpeg2 and wmv media files. Apr 30, 2011 the cuvid decoder is now integrated in the lav video filter to embed the decoder, lav video was basically rewritten to 8090%, because it was initially not designed to support more then one decoder properly. Lav audio improvements to the dts decoder interface support for 1. Codecs lav filters now support dxva2 page 2 mediaportal.
Lav video decoder property page will appear and ready to be configured according to your preferred decoding method. Configuring potplayer for gpuaccelerated video playback with. Mpchc crashed after closing after editing external subtitle. I have updated amd crimson drivers to the latest version available but still the dxva2both native and copyback options of the lav video decoder doesnt show my amd radeon hd8750m card. Unfortunately this microsoft decoder is only availble in some versions of windows.
The latest nvidia driver is installed and i also updated the lav libraries but to. A collection of directshow filters, video and audio codecs. Lav filters is an open source set of directshow filters, which allow you to play popular video and audio formats without having to install any other codec pack or additional codec or filter. As a set of directshow filters, it contains lav splitter used as a source filtersplitter to demux files in separated elementary streams and lav audio and video decoder an audio and video decoder. One of the best codec packs on the market, ffdshow mpeg4 video decoder is also used for postprocessing video streams. Do not select dxva copyback as it is the slowest video decoder. The lav video decoder supports several hardware decoders. Since i have a gtx 970, i selected cuda for most video types, and i selected dxva to be used.
H265 hevc general dvbviewer proge dvbviewer community forum. The document describes highlevel design concepts and specific svc extensions to dxva interfaces and data structures of h. Its got a lot of options that mpchc doesnt have, and it seems to do a better job at utilizing my gpu hardware while providing better video and audio quality. According to lav filters author, cuvid and intel quicksync are outdated, dxva copyback direct mode beats them both in performance. Hm, but some users have shown, that the gpu is in a higher power state and indeed consuming more power when using lav cuvid, instead of. Dxva2 not supported in lav video decoder community. It is a directshow video decoder utilizing the nvidia hardware decoder engine through the cuda video decoding api cuvid. Im not able to enable dxva with decoders different from lav filters.
By default mpchc uses the dxvanative decoder if it detects hardware that supports it. Lav cuvidfiltersplitterhd audiohigh quality hardware. Dxva native is usually the option to go with and its the default if you enable it in potplayer its just called dxva, for mpchc it would be called dxva2 native. My os is windows 7 x64 i set output renderer as evr custom presenter and i disabled internal filters for h264avc and vc1, than i choose as preferred external filters cyberlink or arcsoft or ffdshow dxva. Go to start menu all programs lav filters lav video configuration to bring up lav video decoder property page. Lav cuvid doesnt show dxva support under dxva checker because it really doesnt use dxva. When dxva2 is in use, on the 2nd line you will see dc. The limitation that the video decoder must be connected directly to the video renderer only applies the the native variant of dxva. Lav cuvid decoder high quality hardware decoding for nvidia. Media player codec pack for video and audio playback. Its still in its early stages, but its already been tested thoroughly and supports all major formats that the nvidia hardware can decode, which are right now h264, vc1, mpeg2 and mpeg4asp divxxvid.
Jan 29, 2012 hmm, i dont remember seeing the options for hardware deinterlacing within the lav video configuration window when dxva2 is selected. Decoding matroska files with linked segments which used old x264 4. Video decoder utilizing the nvidia hardware decoder engine through the cuda video decoding api cuvid. Lav filters are based on ffmpeg multimedia libraries which is a multiplatform solution to convert, stream and record audio and video content. Lav filters formerly lavfsplitter is a collection of directshow media splitters and audio video decoders that allow you to play a wide range of media formats. I have power dvd 10 and vlc installed on my computer, but they both do not seem to be compatible with the windows 10 version of wmp. Maybe im remembering wrongly, in which case the only realy disadvantage of dxva2 is the file format limitations and the only real disadvantage of cuvid is power usage although like i said you can sometimes alleviate this with nvidia inspector, depending on. I changed the mpchc video decoder from dxva native to cuvid since i have a gtx 970. There is no point to choose dxva2 copyback when using the same gpu for blueskyfrc and for lav video decoder. This download is licensed as freeware for the windows 32bit and 64bit operating system on a laptop or desktop pc from video codec packs without restrictions. The arcsoft decoder, included with various hauppauge applications is also a good alternative. Nvidia and the 2 dxva2 options are enabled but when i reload a 4k hdr test video it keeps going back to avcodec. The copyback variant does not have this limitation and works with every video.
Some applications or games may need this file to work properly. Using madvr video renderer with lav cuvid video decoder allows allow it to access the nvidia cuda api for video processing. Apr 09, 2016 hi, im facing a trouble with enabling dxva2 support in lav video decoder. Configuring potplayer for gpuaccelerated video playback. Lav filters are based on ffmpeg multimedia libraries. A big change like that always has the potential to break stuff, but also to improve things, so well see how it goes. New channel mapping functionality output only standard channel layouts mono, stereo, 5. There are multiple files available for this download. It is based on ffmpeg and its main goal is to offer audio quality without compromise.
This means that no shortcuts have been used, no corners cut, everything is setup for the best quality possible. Video decoder for windows media player in windows 10 i am looking for a video decoder that will work with windows media player in windows 10. I will try to ask someone when he is back from holidays in something like a 3 weeks. Im not sure its a problem in our side or a random issue on theirs. Dxva2 native has its limitations, though i use it sometimes with interlaced video cause pci bus is too busy with traffic for copyback in this case.
The lav cuvid decoder is a video decoder for nvidia graphics cards, which uses the nvidia hardware video decoder through the cuda video decoding api cuvid. In the default skin, go to system settings video playback. You can return to the main page for this software by clicking here. If hardwareaccelerated video playback isnt your thing, i will also show you how to configure potplayer for highperformance software decoding for both h. Codecs lav filters now support dxva2 page 3 mediaportal.