Vision Mixer SDK: Release Notes

From MediaLooks Knowledge Base

This is the release notes for Vision Mixer SDK, Live Chroma Key SDK and Virtual Studio SDK.

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1.9.2.1 - Nov 15, 2011

Vision Mixer:

• Fixed Live Source support.
• Fixed wrong 3D detection.

Character Generator:

• Fixed flash items group show/hide.

1.9.1.2 - Nov 12, 2011

Vision Mixer:

• Change internal synchronization for files playback, better performance & stability.
• Implement time-offset seeking of *.ml-tse (TimeShift) files.
• Add Screen Capture resolution auto-config.

Character Generator:

• Fixed bug with add circular group.

WMV Capture:

• Added option for limit connected HTTP clients.

1.9.1.1 - Oct 28, 2011

Vision Mixer:

• Speed-up decoding graph building.
• New default decoding (/MGVideoMixer/Decode reg branch) with friendly filters names.

Decoder Pack:

• MPEG-2 TS Splitter updated for support seeking and bad-formatted files.

Capture Pack: Fixed WAV capturing problem.

1.9.1.0 - Oct 24, 2011

Vision Mixer:

• Added support of several audio track in file.
• Fixed problem with AJA HDMI audio input.
• Reduced WPF preview latency.
• Fixed 'double-rate' deinterlace in ASF Capture.
• Fixed problem with certain DV files.

Codec Pack:

• Added support of ATI Media Codecs (ATI GPU Only)
• Added support for MediaLooks DVCPRO-HD Codec.
• Added support for extra muxer e.g. for AVI DV Type-1 files.
• Added support for audio only files (e.g. WAV, MP3) support.

1.9.0.3 - Oct 7, 2011

Vision Mixer:

• Fixed: Installer problem (if select CPU version).

1.9.0.2 - Sep 17, 2011

Vision Mixer:

• Change camera position adjustment.
• Added EVR (Enhanced Video Renderer) support.
• Fixed wrong deinterlacing for WPF.

Capture Pack:

• Added Capture Pack to installer.
• Fixed H.264/AVC capturing to MP4 and MPEG-2 TS containers.
• Added support for third-party encoders and muxers.

1.9.0.1 - Sep 14, 2011

Added GPU acceleration (Vision Mixer SDK or Virtual Studio SDK license required):

• Dramatically improved speed of 3D projections and chroma keying (previously it was hardly possible to apply 3D projections or precise chroma key to 1080 video).
• Dramatically improved quality of 3D projections.
• Improved chroma keying quality.
• Added possibility to change the view angles for scenes (i.e. move a virtual camera).
• Added parameters for rotation of blocks and thickness of blocks.
• Added support for interlaced scenes (for smooth movement).
• Improved deinterlacing algorithm.

Other changes:

• Fixed rare crash during change of input device properties.
• Fixed problem with WMV stream playback. Important: even for playback of http:// WMV streams mms:// protocol should be used.
• Better default audio format selection for WMV streaming/capturing.

1.8.13.7 - Sep 06, 2011

• Corrected file playback rate control.
• Added Decoder Pack into installer.

1.8.13.6 - Aug 25, 2011

• Fixed rare internal memory corruption problem.

1.8.13.5_beta - Aug 20, 2011

Vision Mixer:

• Fixed crop/letter-box resize type for 3D projections.
• Fixed playback of .MOV and .MP4 files with MPEG-2 IMX content (requires Decoder Pack).
• Fixed playback of MXF files with multiple audio streams (MXF Reader required).
• Fixed deinterlacing for field 2 first sources (e.g. DV).

ASF Capture (WMV Sink):

• Added script streams support.
• Added events support.
• Fixed timecode 24h bounds.

1.8.13.3_beta - Aug 04, 2011

• Fixed In/Out points for files.
• Fixed mlbridge:// with video only.
• Added ASF Capture script support.
• Added ASF Capture events support.

1.8.12.3 - Jun 27, 2011

• Fixed problem with input stream change (ARGB and non-ARGB).

1.8.12.2 - Jun 14, 2011

• Fixed custom mask for chroma key streams.

1.8.12.1 - Jun 13, 2011

• Added custom mask for chroma key or ARGB streams.
• Added separate scenes save/load option.
• GetVideoOriginalPos() for external Playout now returns correct value.

1.8.12.0 - May 23, 2011

• Fixed audio unsync issue (for NTSC).
• Fixed artifacts during 3D scene changes with masks.
• Fixed still images support.
• Fixed freeze on play command if stream was paused on end of stream.
• Updated stream pausing: now keeps pause state after change of file.

1.8.11.12 - Apr 04, 2011

• Fixed IMLXMLPersist interface support.
• Added audio conversion option to AVI Capture object via SetOutputProps() call.

1.8.11.10_beta - Apr 04, 2011

• Fixed rare freeze of Decklink object on Close() calls.
• Fixed Vision Mixer internal preview deinterlace.
• Fixed Vision Mixer internal preview rate control.
• New CG version: http://bit.ly/jJy4Pt.

1.8.11.9 - Mar 08, 2011

• Fixed AVG Warning.

1.8.11.8 - Mar 02, 2011

• Fixed problem with audio after streams rearrange.

1.8.11.7 - Mar 01, 2011

• Fixed WMV files seeking.
• Fixed custom image mask files.
• New CG version: http://bit.ly/jJy4Pt (smooth rects, fixed right-to-left crawls).

1.8.11.6_beta - Feb 27, 2011

• Added option to disable preview rate control via IMGObject_I::SetProps( "Preview.NoWait", "true" ).
• Added FindCodec() method into AVI Capture object.
• New CG version: http://bit.ly/jJy4Pt.

1.8.11.5 - Feb 22, 2011

• Fixed problem with images with not 100% alpha mixing.
• Fixed problem with Still Source images color space detection.
• Fixed mute audio problem with scene changing.
• Updated documentation.

1.8.11.4_beta - Feb 20, 2011

• Fixed video freeze for some models of webcams.
• Added image sequence support.
• Added option to use External Preview (via MGPreview object) as default preview (registry: HKEY_CURRENT_USER\Software\MediaLooks\MGVideoMixer Mixer.ExternalMGPreview = 0/1).
• Added aspect ratio correction for mixing rects.
• Added option for dynamic image sequence loading.
• New CG version: http://bit.ly/jJy4Pt.

1.8.11.3_beta - Feb 18, 2011

• Added Windows notification (via messages) thread loop. The previous mode caused C++ and Delphi applications to freeze.
• Fixed images with odd height problem (e.g. PNG).
• Fixed wrong alpha for flipped rectangles.
• Fixed MLColors support in Vision Mixer and internal objects.
• Added IMGPreview::RestartPreview() method.
• Added MG Info sample.

1.8.11.1 - Feb 14, 2011

• Fixed MG preview freeze problem.
• New CG version: http://bit.ly/jJy4Pt.

1.8.11.0 - Feb 03, 2011

• Fixed problem with 10 seconds freeze in some conditions.
• Added DLL information via IMGObjects_I interface.
• Fixed mlbridge:// names for input streams.
• New CG version: http://bit.ly/jJy4Pt.

1.8.10.6 - Jan 21, 2011

• Fixed upside down alpha for RGB color space (bug in previous version).
• Fixed Delphi sample.

1.8.10.5 - Jan 20, 2011

• Fixed streaming support with Multimedia Bridge.

1.8.10.4 - Jan 19, 2011

• Fixed object clean-up after Close() call.
• Fixed chroma keying in ARGB32 color space.
• Added option (via registry key) to enable/disable ARGB32 chroma key mixing.
• Added streaming & capture possibility via Multimedia Bridge. See User Guide: http://bit.ly/fwuGwB.

1.8.10.2 - Jan 11, 2011

• Fixed problem with crash on web cams.
• Fixed problem with audio and VLC.

1.8.10.1 - Dec 17, 2010

• Fixed naming of sinks.
• Added MLMultiGraphLite.dll for mlbridge:// support.
• New Character Generator version. See Release Notes: http://bit.ly/idoHfb.

1.8.10.0_beta - Dec 02, 2010

• Added option to change audio channels order (via IMGAudio interface): http://bit.ly/hdtmuo.
• Added option to create several virtual devices with different props (audio/video format, cropping, CG items): http://bit.ly/ghcUzB.

1.8.9.0_beta - Nov 30, 2010

• Added multichannel audio support.
• Added automatic audio channel and sample rate selection.
• Added IMGObject::SetOutputProps() support.
• Fixed input resolution update after change of output resolution or audio format.
• New Character Generator version: RSS, tables, XML descriptions for complex items. See Release Notes: http://bit.ly/idoHfb.

1.8.8.1 - Nov 24, 2010

• Fixed problem with Live Source and PC audio.
• Registry keys for files are now in VM path (not in MGPlayout).

1.8.8.0_beta - Nov 18, 2010

• Fixed problem with capture (green line on right side) for some formats.
• Fixed problem with interlaced ASF capture.
• Added Multimedia Bridge support: http://bit.ly/hXhpHy.

1.8.7.3 - Oct 10, 2010

• Fixed problem with audio/video sync after Vision Mixer network stream reconnection.
• Fixed audio gain problem (after change of stream order).
• Fixed GetVideoOriginalTime() method.
• Fixed artefacts on image edges (if chroma key or alpha channel enabled).
• Fixed lost alpha for ARGB movies and images.
• Added method to get input stream time (local time).
• Added registry key to specify input processing type (for better performance on multi-core CPUs).
• Added support for separate audio and video files in one stream.
• Improved performance.
• Added CG control code for Delphi and VB6 samples.
• Fixed some bugs in CG control code for C# and VB.Net samples.
• New Character Generator version. See Release Notes: http://bit.ly/idoHfb.

1.8.7.0 - Sep 05, 2010

• Added AJA cards input support.
• Optimized chroma key performance.
• It is now possible to remove default scenes.
• Audio and video channels switching can now be separate: you can switch from video #1 to video #2 while keeping audio from video #1.
• Added IMGVideo support (adjust video brightness, contrast, Y, U, V levels, etc.).
• Fixed problems with SkipFrames() commands.
• Improved scaling algorithm.
• Added registry keys to disable color correction and Audio Level filters.
• Added registry keys to configure scaling quality.
• Fixed mute behavior with audio gain option.
• Changed virtual sources approach to common from MG Core (no effect on development/usage).
• New Character Generator version: scheduling. See Release Notes: http://bit.ly/idoHfb.

1.8.6.4 - Jul 22, 2010

• Fixed sync problem with network reconnect on start/stop of WME.
• Fixed problem with devices containing Unicode characters in names (e.g. Korean).
• Fixed few small bugs in sample (CG & MPEG-2 Capture).
• New Character Generator version. See Release Notes: http://bit.ly/idoHfb.

1.8.6.3 - Jul 05, 2010

• Improved chroma key preview performance.
• Improved vision mixing performance.
• Improved network reconnect algorithm.
• Fixed file switching problem during capture.
• Added rearrange/don't rearrange audio stream during scene changes option.

1.8.6.0_beta - Jun 20, 2010

• New Character Generator filter added to installer: http://bit.ly/hEztI7.
• Added pre-load ready event.
• Added automatic stream disconnect.
• Added network connection restoring.
• Fixed problem with plugins after device props changes.
• Improved performance & stability, reduced memory usage.
• Adjusted samples to use up to 4GB on x64 systems.
• Added Character Generator code to samples.

1.8.5.1_beta - Apr 23, 2010

• Added streams preloading.
• Added preload files/prepared device statistics.
• Fixed RTMP capture problem.
• Fixed bottom-top JPEG stream mask.

1.8.5.0_beta - Apr 17, 2010

• Added RTMP streaming support (via Flash Media Live Encoder). For usage info please see here: http://bit.ly/igUWYr. Vision Mixer SDK and Virtual Studio SDK editions only.
• Fixed problem with audio only input streams (freezing after ~1 hour).
• Added callback for each input stream sample.
• MG Preview and MG DeckLink objects now support cropping and borders. MG Preview also supports basic deinterlacing. To enable crop/borders in MG DeckLink edit the [HKEY_CURRENT_USER\Software\MediaLooks\MGDeckLink] registry key and set 'UseVideoConverter' to 1.
• IMColors interface chanaged to IMGVideo, added new methods (valid for MG Preview, MG DeckLink, AVI Capture, DV Capture and WMV Capture):
  • SetVideoCropping/GetVideoCropping, SetBorders/GetBorders - to set crop/borders for most objects (e.g. sink or capture objects, for separate files in playout)
  • GetVideoOriginalTimes() - to get precise value for current playing positon in sink obejcts
  • SkipVideoFrames() - to sync preview/sink objects or Vision Mixer input streams
• Added buffering information to most of MG Objects (MG Playout, MG Preview, MG Live Source, MG DeckLink) via IMGQuality::GetBufferingInfo() and buffers flush via IMGQuality::FlashMLMuxBuffers().
• Added events support in MG Preview and MG DeckLink.
• Added basic deinterlacing support in MG Preview.
• Added ability to change output resolution for MG Preview (via IMGObject::SetOutputProps).
• Fixed problem with HDMI video input for DeckLink Studio 2 card.
• Fixed problem with On2 Flix encoders.

Samples:

• RTMP streaming added to VM.C# sample.
• Samples updated according to interface changes.

1.8.4.7 - Mar 12, 2010

• Fixed AVG warning massage.
• Fixed HDMI input support in DeckLink HD Extreme 3.
• Fixed bad sound from some Blackmagic cards.
• Fixed image distortion when opening chroma key adjust window.

1.8.4.6_beta - Feb 04, 2010

• Added audio renderer selection via registry: [HKEY_CURRENT_USER\Software\MediaLooks\MGObjects], 'Audio Renderer' key.
• Added option for non-mixed audio output: [HKEY_CURRENT_USER\Software\MediaLooks\MGVideoMixer], 'Audio.AudioMuxType' key.
• Added multiple audio streams support in MG Preview.

1.8.4.5 - Feb 01, 2010

• Fixed problem with Flash Media Live Encoder.

1.8.4.4 - Jan 27, 2010

• Fixed: Problem with IMGMixerConfig::GetInputDevice() (not return the sinks pointers).
• Added: Ability to set the time offset of input streams.
• Added: New algorithm for synchronize file playback and seeking.
• Added: Registry setting for specifying of the Live Source buffers:

[HKEY_CURRENT_USER\Software\MediaLooks\MGVideoMixer] 'LiveSource.Buffers'.

• Added: Improved switching from live to file and vice versa.
• Added: VB.Net sample.

1.8.4.3 - Jan 22, 2010

• Fixed problem with mix only audio + audio/video sources.
• Fixed problem with memory leak during add/remove HTTP Sources.
• Fixed problem with turn-up alpha-mask with RGB output.

1.8.4.1 - Dec 16, 2009

• Added: Old *.vms files support.

1.8.4.0 - Dec 10, 2009

• Note: Some interfaces have changed. Recompiling of applications is necessary.
• Updated CHM documentation (now with MGVIDEOMIXER object).
• Added: Preview cropping option (via IMGPreview::SetPreviewVideoProps() method) - works only if VMR-9 is set as default renderer (can be set via HKEY_CURRENT_USER\Software\MediaLooks\MGObjects] 'Video Renderer' ='VMR-9').
• Changed: IMGObject::GetInitialProps() method now returns overriden props.

MGVIDEOMIXER updated to 1.8.4.0:

• Fixed: Problem with changing of device properties (e.g. resolution, frame rate, color space).
• Fixed: Problem with setting of custom device properties.
• Fixed: Problem with playing *.MLP (MediaLooks Playlist) files.
• Fixed: Problem with lost device properties (e.g. resoluton, frame rate) after Reset() call.
• Fixed: Saving/Loading into *.VMS files (Vision Mixer configuration files).
• New: New format (XML based) of *.VMS file.
• Added: Saving device properties into *.VMS files.
• Added: Saving Text & Graphics Overlay configuration into *.VMS files.

AVICAPTURE updated to 1.4.6.0:

• Fixed: Problem with switching to second file.
• Fixed: Problem with Morgan MJPEG Compressor, MC DVCPRO Codec.
• Added: Option for saving of cropped files - via IAVIFileCapture::SetVideoCropping() call.
• Added: Option for saving into files with various resolution (e.g. simultaneously capture to 1080i and 480i files) - via IMGObject::SetOutputProps() call.
• Improved: Files switching accuracy.

ASFCAPTURE updated to 2.3.1.9:

• Fixed: Problem with VC-1 codec.
• Fixed: Problem with preview splashing during switching to next file.
• Improved: Files switching accuracy.

1.8.3.10 - Oct 15, 2009

MGVIDEOMIXER updated to 1.8.3.10:

• Fixed: Exception in Reset()/Close() calls.
• Fixed: Problem with adding MLSinks.

1.8.3.9 - Oct 08, 2009

• Changed: Updated documentation (not complete), added documentation for Text & Graphics Overlay filter.

MG Video Mixer updated to 1.8.3.9:

• Fixed: Plugins for separate streams problem (lost after change of file or live source).
• Fixed: Problem with ARGB32 backgrounds and 3D transforms in ARGB32 color space.
• Fixed: Problem with CreateKeyAdjust() call if Vision Mixer is not initialized.
• Added: UpdateScene() method.
• Added: TGA images (with transparency support) as background images.

MG AVI Capture updated to 1.4.5.6:

• Fixed: Problem with file switching (the second and next switch were failing).

Text & Graphics Overlay DirectShow Filter updated to 3.0.1.16:

• Fixed: Problem with text alignment.

1.8.3.8 - Sep 09, 2009

• Fixed: Problem with cropped output for some rectangle parameters.
• Added: Stream Buffer statistics information.
• Added: Flush Stream Buffer method (to restore sync).
• Added: Auto-flush buffer option (useful if devices have different clocks).
• Added: Vertical & horizontal flip for mixer blocks.

1.8.3.6 - Aug 18, 2009

• Changed: More accurate switching to new file in all capture objects.

MG Video Mixer updated to 1.8.3.6:

• Fixed: Problem with rate control (e.g. audio/video desync, stream delay if device clock is faster than system clock - even if one device is connected).

ML Capture ASF updated to 2.3.1.5:

• Fixed: Problem with time code.
• Fixed: Problem with multichannel audio for some WMA codecs.

1.8.3.5 - Aug 10, 2009

• Fixed: Problem with use of MG Vision Mixer output in WME (different video and audio rate).
• Fixed: Capturing into WMV with different audio rate (via MG WMV Sink object).

1.8.3.4 - Jul 31, 2009

• Fixed: Problem with YUV chroma key. Virtual Studio SDK only.
• Changed: Updated installer.

1.8.3.3 - Jul 30, 2009

• Fixed: Problem with application freezing during file switching.
• Fixed: Problem with WME if encoded session had lower frame rate (e.g. 15 FPS).

1.8.3.2 - Jul 23, 2009

• Fixed: Problem with looping of some files.
• Fixed: Bugs in C# sample (changed device form).

1.8.3.1 - Jul 21, 2009

MG Video Mixer updated to 1.8.3.1:

• Fixed: Problem with Videum & Osprey devices.
• Fixed: Problem with IMGDeviceConfig::SetCustomFormat() method.

Text & Graphics Overlay DirectShow Filter updated to 3.0.1.10:

• Fixed: Memory leaks when adding outlined text.

1.8.3.0 - Jul 05, 2009

• Note: Some interfaces have changed. Recompiling of applications is necessary.
• Added: Methods to set custom device output format via IMGDeviceConfig interface (see the PDF doc for details).

MG Video Mixer updated to 1.8.3.0:

• Fixed: Problem with distinct audio/video sources (e.g. DV Video + PC Audio).

ML Capture ASF updated to 2.3.0.2:

• Fixed: Problem with application freeze in case of wrong WMS server name.

1.8.2.3 - Jun 25, 2009

• Fixed: Small bugs in VM.C# sample.

1.8.2.2 - Jun 23, 2009

• Fixed: Improved performance and stability.
• Fixed: Freezing after some time for two video sources with different clock.
• Added: Separate DV audio support.
• Added: Secondary preview in C# sample.

1.8.2.1 - Jun 20, 2009

• Fixed: Some bugs from 1.8.2.0 version.
• Fixed: MG Vision Mixer output problem (wrong connection to e.g. Live Source sinks).
• Added: Live stream pausing support.
• Added: Full .GRF files support.
• Added: Windows Media Streaming authentication.

1.8.2.0 - Jun 18, 2009

• Note: New editions of the SDK are available - Vitrual Studio SDK and Virtual Studio SDK Basic. For more information please request the comparison chart from us via <sales@medialooks.com>.
• Added: New high quality chroma key algorithm. For more information see the Chroma Key DirectShow Filter. Virtual Studio SDK Basic and Virtual Studio SDK editions only.
• Added: C# sample updated for new chroma key support.

1.8.1.3 - Jun 05, 2009

• Added: Show device props restored (shows property pages of devices).
• Changed: MPEG-2 graphs creation algorithm: splitter and audio/video decoders can be set via the registry settings.

Flash Overlay updated to 1.1.2.0:

• New: Perfromance improved up to 40%.

1.8.1.1 - Mar 20, 2009

• Fixed: HDV Problem.

1.8.1.0 - Jan 19, 2009

• Note: Interfaces changed in this release, recompiling of applications is necessary.
• Added: IMGAudio interface for volume, audio level and gain control.
• Changed: IMGObject changed: IMGObject::CaptureVideoFrame() added for frame capturing.

Samples:

• Changed: Updated according to interface changes.
• Fixed: Several bugs in samples.

1.8.0.1 - Jan 09, 2009

• Changed: Forced usage of MediaLooks MPEG-2 Video Decoder and Audio Decoder (MP3, AC-3, AAC).
• Added: 8-bit audio files support.

1.8.0.0 - Dec 30, 2008

Video Mixer updated to 1.8.0.0:

• Added: Ability to change live sources (also to files) during mixing.
• Added: Separate object (Live Source) for live sources.
• Added: Internal A/V syncronization via MediaLooks Audio/Video Synchronizer DirectShow Filter.
• Added: Possibility to add plugins to each video input.
• Added: Support for audio only sources.
• Added: Video source configuration (format, input line).
• Added: <None> and <From Video> tags into device list.
• Added: Support for DeckLink audio via <From Video> tag.
• Added: Audio Mixer included into Video Mixer Object.
• Fixed: Problem with VM artifacts for projections.
• Fixed: Problem of playing WMV files with non-constant frame rate.
• Fixed: Improved stability.

AVI Capture & DV Sink updated to 1.4.2.3 and 1.4.2.6:

• Fixed: Problem with capturing NTSC 486 video to DV NTSC files (e.g. to support MediaLooks DV Encoder).

DeckLink Sink updated to 3.4.4.7:

• Added: Video buffering for smooth playback in case of CPU load peaks.
• Added: Ability to "force" used audio renderer for DeckLink Sink Object.

Text & Graphics Overlay filter updated to 3.0.0.1:

• Added: New high quality text rendering algorithm.
• Added: Smooth crawling on interlaced display.
• Added: Image sequences support.
• Added: Support for PNG, TIF, GIF (animated) images.
• Added: Pixel-precise image position accuracy for 4:2:2 colorspaces.

Samples:

• Added: DV file capture into C# sample.
• Added: Code to demonstate changing live sources without mixing interruption.

1.7.6.3 - Nov 26, 2008

• Fixed: Bug with possible Vision Mixer freeze during file loop.
• Fixed: Bug with output audio conversion.
• Added: Simultaneous file stream seeking.
• Added: Simultaneous file stream pausing.
• Added: AM_SEEKING_RelativePositioning seeking flag support.

1.7.6.2 - Nov 22, 2008

•  !!! Fixed: Possible memory corruption.
• Fixed: Image shifting bug for ARGB32/RGB32 video output from "MediaLooks MG Video Mixer Output" filter.
• Fixed: Bug in VM ARGB merging algorithm.
• Fixed: DeckLink output problem in Delphi sample.
• Added: Internal audio conversion (e.g. for connecting "MG Video Mixer Output" to FME).
• Added: "Fake" video sources support.
• Added: Flash Overlay support into Vision Mixer C# Sample.
• Added: Moniker support as device names.
• Added: Flash Overlay (1.1.0.3 version) added to installer.
• Updated: QuickTime Source updated to 1.7.0.1.

Please deploy this release.

1.7.6.1 - Oct 14, 2008

• Fixed: Problem with playing file on some PCs with Nvidea GPU (the NV12 MG File Source output format problem).
• Fixed: VideoMixer C# Sample changed for fit into 1280x800 display.

1.7.6.0 - Oct 13, 2008

• Fixed: Problem with change of gain smoothly.
• Fixed: Problem with video flashing in case of not constant input frame rate.
• Added: New IMGObjectGraph interface supported.
• Updated: QuickTime Source updated to 1.6.3.3.

1.7.5.4 - Oct 5, 2008

• Added: Buffering support to prevent video trembles.

1.7.5.3 - Sep 12, 2008

• Fixed: C# sample bug ("from vision" instead of "from video" in audio device selector).
• Fixed: Bug with audio rate and DV Devices (with 48Khz output).

1.7.5.2 - Sep 5, 2008

• Added: Transition effects (currently in C# sample only).
• Added: Audio support into transition effects.
• Added: Implementation of IMLVideoMixer::LoopStream() and IMLVideoMixer::IsStreamLooped() methods.
• Added: Hot-keys support (currently in C# sample only).
• Fixed: Problem with network playing of Windows Media Services playlists.
• Fixed: SetAudioRate() call.
• Changed: "DeckLink Audio Renderer" to "DeckLink Audio Device" - to fix loss of audio after long time.

1.7.5.1 - Aug 27, 2008

• Fixed: GetOutputProps() call for files.
• Fixed: File playing engine.
• Fixed: [CoDeckLinkSink] IMGPlugins support.

1.7.5.0 - Aug 25, 2008

• Added: New MediaLooks Multiplexer used.
• Added: Support for HDV cameras.
• Added: Hight quality audio conversion algorithm used.
• Added: New file playout engine (more smooth file switching).
• Added: Auto pausing stream then end of file is reached.
• Added: VB6 Sample (beta).
• Added: Delphi Sample (beta).

1.7.4.2 - May 20, 2008

• Added: TGA image files support.
• Fixed (critical): Bug with files/playlists changing, improved files/playlists algorithm.
• Fixed: Problem with alpha channel for images.
• Fixed: C++ sample install problem.

It is recommended to apply this update.

1.7.4.1 - Apr 24, 2008

• Added: Bitmap capturing.
• Added: VB6 basic sample.
• Added: Delphi file transcoding sample.
• Added: Brief documentation.

1.7.4.0 - Apr 13, 2008

• Added: Playlists support (.MPL format).
• Added: Support for audio files playback, support for audio-only playlists.
• Added: Support for multiple direct connection (for capturing), new MultiGraph Sink/Source components.
• Added: RTSP WMV network sources support.
• Added: Output audio rate selection support.
• Added: VC++ sample application.
• Fixed: New Audio Mixer filter (some bugs fixed).
• Fixed: Bug with seeking through files logic.
• Fixed: Bug with auto-switching files after PreLoad() command.
• Fixed: Problem with Flash Media Encoder (only 320x240 output was available).
• Fixed: Problem with VideoLAN (invalid colors in case of UYVY source).

1.7.3.0 – Feb 22 2008

Note: Not compatible with previous version of MG Objects.

• Added: New MG Objects interfaces, allowed 'hot' sitching of sink objects.
• Fixed: Small bug fixed (in MLSink/Source, MLMux filters).

1.7.2.1 – Feb 13 2008

• Fixed: Problem with 'MG Video Mixer Output' output fps in Windows Media Encoder.

1.7.2.0 – Feb 12 2008

Note: Not compatible with previous version of MG Objects.

• Fixed: Bug in RGB24->RGB32 conversion.
• Fixed: Bug with weight mask.
• Changed: MG Objects interfaces.
• Added: Automatic chroma-key adjustment.

1.7.0.0 – Dec 10 2007

• Added: Allow using external graphs or MG Objects as video/audio sources.
• Added: Embedding file support, new file control methods.
• Added: Methods for 'pre-loading' files with automatic switching (e.g. for playlist organizing).

1.6.9.0

• Added: New fps correction algorithm, 'locked' sream is obsolete now.
• Added: Convresion to differ interlacing video (e.g. to mix PAL and NTSC).
• Fixed: Bug with RGB color-key.
• Fixed: Bug with ARGB alpha channel for images with negative height (bottom-top images).