This post is about how to render video yourself in your own filter graph. Rendering video content in wpf using a custom evr presenter and d3dimage 28 april 2012 on wpf, directshow preface. Explain to me how is madvr a better renderer than evrcp. Fixed evr custom presenter when switching the display at a higher resolution. No you dont need custom allocatorpresenter just for this purpose there have been custom allocatorpresenter samples for vmr7, vmr9, for evr so basically there is something to start from, and msdn also provides quite some details on the topic, the information might just be sparse across various sdks and sections. Having said that, it may be possible to still use the evr on d3d11, but as noted here, you would need to replace both mixer and presenter with custom components, at which point the evr is adding little value to the scenario, right. No you dont need custom allocator presenter just for this purpose there have been custom allocator presenter samples for vmr7, vmr9, for evr so basically there is something to start from, and msdn also provides quite some details on the topic, the information might just be sparse across various sdks and sections. The sample presenter can be used with the directshow evr filter or the media foundation evr sink. Set lav splitter as preferred source filter for m2ts files. Download the latest version of mpc as well as the latest direct x runtime and install them. Aug 07, 2010 i just use defaults for the evr custom presenter, which totally fixes tearing on my benq 24 lcd at 60hz.
The color conversion happens in presenter since the surfaces created are of. Evr custom renderer directx end user run time is outdated windows 7 system windows media player laptop is less than 6 months old warning creating evr custom renderer. I am using the evrplayer for it as a testbed for the moment. The small fluctuations i see for evr cp in the red line dont seem obvious in the motion of the frames far as i can see. Thank you this article i hope you have an enjoyable day. This is a known problem with the evr custom presenter renderer in mpchc in combination with the gabest mpeg splitter. Rendering video content in wpf using a custom evr presenter and. Wpfmediakitevr presenter at master saschalwpfmediakit. For the time being, i guess im forced to not use dxva as it causes driver crashes. Evr cp has washed out colors, whereas madvr produces a much better palette.
This renderer is recommended to be used on the hardware with sufficient margin of performance. But for dxva720pmkv its eratic and jerky, the actual motion of the frames is quite jerky. Mpchc has solved the judder and tearing issues with its evr custom presenter, which can use d3d exclusive mode and doesnt require aero. Even my favorite helper in wysiwyg design snap to grid is present, and comes with a grid that can be customized pixelwise from 0 to 100 pixels squared or not. Ive been going back and forth between evr and vmr9 renderless, and each has problems, and each solves the problems of the other. Building presentations is easy, helpers are available at your fingertips if you want them. I select the renderer in playbackoutput under directshow video. It may be disabled when installing or after installation. We are using directshow for video playback but the evr presenter would provide video frame to application where it gets composed along with other contents using dxvahd.
The maximum number of evr buffers reduced to 30 fixed display ycgcolive at evr custom presenter and sync renderer added the ability to convert the vertical anamorphic stereo pair mode to interleaving of rows removed rotations along the axes x and y. So basically evrcr will modify its function to allowchange how it resizes for example. Subscriptionbased software is a bad business model and how it could be better. Presenter is future oriented, entirely safe, reliable, stable and specially designed for education. Additionally, some scammers may try to identify themselves as a microsoft. The installed direct x end user runtime is outdated. Custom presenter for the evr in windows media foundation. I am aiming to suck samples out after the mixer and put them back into another graph. On the other hand, the quicksync decoder is able to handle. Doesnt work on hi10p videos and other unsupported video formats, and will fall into high performance software decoding mode when such files are played.
Jul 11, 2012 demo application shows how to perform video playback using directshow with enhanced video renderer evr with custom presenter. The evr media sink, for media foundation applications. By posting to this forum you agree to abide by the rules. Presenter performing allocating the surfaces for playback, performing media type negotiations, synchronization of surfaces time stamps and display frames to the user using direct3d9. Welcome to doom9s forum, the inplace to be for everyone interested in dvd. Rendering video content in wpf using a custom evr presenter. A custom presenter can be used with both directshow and media foundation. To sb, sorry i cant help, but my wife frowns on me experimenting with her w764 desktop.
Classes the main classes in this sample are the following. It is recommended to use evr custom presenter, since that is compatible with the internal subtitle filter of mpc. Ok, this is a bit of a rant and i know im not the first person to talk about this by any stretch, but its not entirely pointless because i do have a proposed solution so hear me out. High performance evr presenter with wpf integration. I got the strange vertical lines from evr cp in svn 1090 same as haalis renderer.
Evrcp has washed out colors, whereas madvr produces a much better palette. Explain to me how is madvr a better renderer than evr cp in mpchc. There may be no intermediate filters between the video decoder and the video renderer. Subscriptionbased software is a bad business model and how it could be better ok, this is a bit of a rant and i know im not the first person to talk about this by any stretch, but its not entirely pointless because i do have a proposed solution so hear me out. Checked and unchecked hevc and uhd 4k box under codecs for hw decoding. In the open file dialog, check custom evr presenter. This way, the presenter 9 version of your file remains in its original format and you are still able to open. Free software ads free download software and open source code but supported by advertising, usually with a included browser toolbar. Presenter 5 gives you all the control you need to get the job done. Presenter runs on every tablet, computer, laptop or touchscreen. How to write an evr presenter win32 apps microsoft docs. This article describes how to write a custom presenter for the enhanced video renderer evr. A sample file, one which presents problems, would be this one here. The following diagram shows the internal architecture of the evr.
Our free automatic updates guarantee that the software is upgraded. Jan 20, 20 enhanced video renderer custom presenter evr cp evr cp is the default renderer used by mpchc. Enhanced video renderer evr the renderer which came in windows vista and windows 7 today it is the best renderer for performance and quality evr custom presenter evr with additional possibilities color profile, superzoom, 3d tv etc. Creates the direct3d device, allocates direct3d surfaces for rendering, and presents the surfaces. If you are using both versions simultaneously for a certain period of time, we recommend to use the save as option when saving your presenter files in presenter 10. Powerful controls, extensive support for all types of media and massive list of features make presenter 5 the goto solution for your presentation needs. If i select other renderer, such as the default one or video mixing renderer 9 renderless, for example, it works fine. A video renderer at least evr anyway typically consists of two parts. A custom evr is basically leaving the mixer part alone, and modifying the presenter part, to make a slightly modified version of evr. Works best with nvidia gpus, and also ati gpu series that has uvd3. On windows vista7810 you must use one of the following video renderers.
May 21, 2010 now if i use evr sync, the avi file has a perfectly smooth red line, with the offset sitting at 16. Evr custom renderer directx end user run time is outdated. Decoding and rendering benchmarks intels haswell an htpc. Explain to me how is madvr a better renderer than evrcp in mpchc. I just use defaults for the evr custom presenter, which totally fixes tearing on my benq 24 lcd at 60hz. Basically, if i select evr custom presenter or evr with default settings and try to play several video formats, such as avi xvid codec, mp4 avc1 codec or dvd video. Evr custom presenter issues in mpcbe software players. Capability of providing an overlay over the playback area was achieved with d3dimage and custom allocator presenter, as a result i have high cpu loading 80% at 20 streams with fps 2. Configuring potplayer for gpuaccelerated video playback with. Overview this sample implements a custom presenter for the enhanced video renderer evr. We need high performance evr custom presenter integrated with wpf 4. Hi all, when using the windows enhanced video renderer evr with no custom presenter, setting the source rectangle with the imfvideodisplaycontrolsetvideoposition method does not work as expected when running on windows 7, 8 and crashes the driver on windows 10 with intel hd graphics 530, but runs fine when using any of the hd graphics 4000 up to 4600 windows 7, 8, 10.
This way, the presenter 9 version of your file remains in its original format and you are still able to open it as such. Other players like vlc tear so much and have so many other issues that id never look back. Enhanced video renderer custom presenter evrcp evrcp is the default renderer used by mpchc. And after comparing screenshots of hd video with both, they look identical, maybe minute difference. The enhanced video renderer evr is a component that displays video on. A custom evr is basically leaving the mixer part alone, and modifying the presenter part, to make a.
Axis z is pivoted in 90 degree increments added flip horizontal command. Tech support scams are an industrywide issue where scammers trick you into paying for unnecessary technical support services. Jul 17, 2014 so basically evr cr will modify its function to allowchange how it resizes for example. Mpchc, evr custom presenter, coreavc pro, ffdshow, spdifer hw. The evr mixer is a media foundation transform, and the presenter calls.
The graphics driver determines which video formats are supported, but. The enhanced video renderer evr is a component that displays video on the users monitor. Explain to me how is madvr a better renderer than evrcp in. It is usually used in conjunction with mpchcs video decoders, some of which are dxvaenabled. Running aero on my box entails a substantial performance hit. The small fluctuations i see for evrcp in the red line dont seem. However before i get to that point i need to get the custom presenter working. Ffdshow is actually a codec but, for our purpose, we will be using it as a filter that will postprocess the interlaced output of the capture card and making it a glorious 60fps video. The same ts file looks better when playing it in mpchc using evr custom presenter in bicubic a0. Demo application shows how to perform video playback using directshow with enhanced video renderer evr with custom presenter. Media foundation evr and directx 11 stack overflow. Windows 7 system windows media player laptop is less than 6 months old warning creating evr custom renderer. Evr enhanced video renderer custom presenter evrcp. Windows enhanced video renderer evr with no custom presenter.
Media player classic is the software that will be capturing the output from your capture card and putting it on screen. Both versions use the same internal objects to render video, and they share many of the same interfaces. The software decoder, shaded in gray, is not part of the evr. The reason im asking is that sd channels look pretty blocky in mediaportal using evr and lav dxva2 native. I once approached some devs in that project about forking a vision mixer project to use the technology already proven for the player but got no. Go to the renderers settings and change it to overlay, and after that change it to evr. Evr api bug on hd graphics 530 intel developer zone. Well, not exactly a fullblown sample like they have for the evr presenter plugin, but the following page does seem relatively comprehensive. Welcome to doom9s forum, the inplace to be for everyone interested in dvd conversion before you start posting please read the forum rules. Decoding and rendering benchmarks intels haswell an. Do you know what timing parameterssignals reclock manipulates in the render chain when its changing the video timing e.
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