The tool provides a user- (well, actually a developer-) friendly printout of capabilities accessible via Blackmagic Design DeckLink SDK for DeckLink series of hardware. This covers features of DeckLink and Intensity series of hardware for video/audio capture, accessible via vendor’s SDK. The data is printed out in Markdown format, easy to read on its own [...]
Posts Tagged ‘capture’
DeckLinkCapabilities: A Printout of Capabilities of Blackmagic Design/DeckLink Hardware
Posted: 12th May 2013 by Roman in Utilities, VideoTags: blackmagic, capture, decklink, tool, utility, Video
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CaptureClock: Utility to Check Video/Audio Capture Rates
Posted: 4th January 2013 by Roman in ATL, Utilities, WTLTags: Audio, capture, DirectShow, frame rate, live, rate matching, Video
Someone discovered the utility while browsing my public repository (the app prompts to post data back to the website, and the anonymous user accepted the offer and posted the report from this unpublished application), so I have to drop a few lines about the tool. The idea is basically straightforward: live capture involves attaching time [...]
Memory Allocators with Blackmagic DeckLink video capture hardware
Posted: 7th July 2012 by Roman in Technology, VideoTags: blackmagic, capture, decklink, DirectShow, memory allocator, Video
With all respect to Blackmagic Design products, there are bugs so painfully hard to identify. Capture board driver has specific requirements as for buffers allocated for captured video frames. The parameters of memory allocator in used are going in ALLOCATOR_PROPERTIES structure. typedef struct _AllocatorProperties { long cBuffers; // 30 long cbBuffer; long cbAlign; // 16 [...]
IP Video Source: Pure JPEG URLs and Software Version
Posted: 7th June 2011 by Roman in UtilitiesTags: camera, capture, device, DirectShow, driver, dshow, filter, ip, JPEG, M-JPEG, Source, Video
This does not update the software with new features, but there are a few simple things worth mentioning explicitly. The first is that virtual DirectShow camera device can be set up with both M-JPEG and JPEG URLs. That is, IP cameras which do not implement M-JPEG, or implement it in a buggy way (there is [...]
IP Video Source: 64-bit version, resolution flexibility, Adobe FMLE
Posted: 5th June 2011 by Roman in UtilitiesTags: adobe, camera, capture, device, DirectShow, driver, dshow, ecnoder, encoder, filter, flash, FMLE, google talk, ip, ipvideosource, JPEG, M-JPEG, skype, Source, Video
The IP Video Source update provides several improvements to the driver: copy/paste feature to backup, restore, or synchronize installed devices between 32-bit and 64-bit versions 64-bit version and .MSI dynamic video resizing (via Video Resizer DSP) Adobe FMLE compatibility Updates in greater detail follow. Device Copy/Paste Feature The video device management window is providing Copy [...]
DirectShow Video Source Filter for JPEG and M-JPEG IP Cameras
Posted: 23rd May 2011 by Roman in UtilitiesTags: camera, capture, device, DirectShow, driver, dshow, ecnoder, filter, google talk, ip, ipvideosource, JPEG, M-JPEG, skype, Source, Video
This implements a DirectShow driver/wrapper over a HTTP based JPEG/M-JPEG streamed video, widely available with IP cameras. Once installed, it provides a Start Menu shortcut to manage video capture devices, where a user can add/remove devices. The devices are automatically registered with DriectShow and are available to applications. The compatibility list includes: Windows SDK AmCap [...]
How to dynamically change resolution for video preview
Posted: 30th September 2009 by Roman in Technology, VideoTags: bridge, capture, DirectShow, filter, preview, question, resolution, split, Video
From a conversation: Q: I am using Web camera with DirectShow. Camera has only capture pin, so I am looking for the best way to switch resolution on the pin while graph is running. I would like to keep preview with smaller image size and when i would like to capture an image i would [...]