Video Mixer: Release Notes

This page is a copy of the original page on the AVObjects' web site and can also be viewed here.

1.9.9.29 - Apr 19, 2024

• The output timestamps are reset if the input timestamps on the master stream are not set.

1.9.9.27 - Apr 02, 2024

• Fixed an error in writing the graph structure to the log file.

1.9.9.26 - Mar 21, 2024

• Fixed an issue with incorrect pixel values at the edges of an image after rotation.
• Fixed an issue with the Cubic interpolation algorithms for rotation.
• Algorithms for rotating at angles that are multiples of 90 degrees have been accelerated.
• Upgraded to IPP 2021.10 from OneAPI 2024.0.

1.9.9.25 - Dec 14, 2023

• Corrected debugging methods.

1.9.9.24 - Dec 06, 2023

• Fixed a bug with filling the alpha plane.
• Fixed a bug with unit size being zero.
• Fixed a bug with dynamic opacity.
• Fixed initialization of units.
• Fixed a bug in selecting FPS for timecode calculation.
• Optimized the code in the case of an invisible unit.
• The implementation of IPersistStream has been fixed.
• Expanded debugging info.

1.9.9.23 - Aug 24, 2023

• Fixed memory leaks.
• Upgraded to IPP 2021.8

1.9.9.22 - Apr 30, 2023

• Fixed a bug with preparing a new output sample in worker thread and the BeginFlush/EndFlush functions.

1.9.9.21 - Mar 16, 2023

• Fixed bug with End-Of-Stream handling.

1.9.9.20 - Feb 27, 2023

• Fixed bug in asm sse chroma keying method for 64-bit version.

1.9.9.19 - Feb 25, 2023

• Extended IVMImageBase interface, added chroma key region exception method.
• Added sse2 asm methods for chromakey cube (and with cube exception) region.
• Extended property pages to set/get chroma key exception region parameters.

1.9.9.18 - Feb 10, 2023

• Fixed chromakeying bugs.
• Fixed positioning bug for flipped images.
• Corrected alpha mixing methods for AYUV color space.
• It is allowed to insert units with invalid parameters to the list of units (parameters can be corrected later).

1.9.9.17 - Jan 27, 2023

• Fixed bug with bitmap generation for texts from different threads/filter instances.

1.9.9.15 - Jan 24, 2023

• Fixed mixing functions for 64 bit version.
• Extended debug info for finding dead locks.

1.9.9.14 - Jan 21, 2023

• Extended debugging info.

1.9.9.13 - Jan 20, 2023

• Added IVMUnit interface method for flipping images upside down on the Y axis.
• Extended property pages, added "Flip" control.
• Fixed IMediaSeeking interface implementation.
• Extended debugging info.
• Extended simplified C++ and C# samples ("Flip" control added).

1.9.9.12 - Jan 17, 2023

• IAVOVideoMixer interface extended, definitions for resizing algorithms changed to definitions for interpolation algorithms.
• Added a method to select the interpolation algorithm for rotation (nearest, linear or cubic).
• Fixed rotation bugs.
• Expanded main property page, added choice of interpolation algorithm for rotation.
• Fixed bug with border creation and color fill.
• Extended debugging info.

1.9.9.11 - Jan 11, 2023

• Fixed creation of output media types from user settings.
• Fixed a bug with destroying a unit's open dialog when GraphEdit is closed.

1.9.9.10 - Jan 10, 2023

• Corrected range control on property pages.
• Fixed IVMTimestamp and IVMTimecode units.
• Extended simplified C++ and C# samples.

1.9.9.9 - Jan 07, 2023

• Extended and fixed chroma keying, corrected interface.
• Fixed IVMDate and IVMTime units.
• Updated property pages.
• Extended simplified C++ and C# samples for IVMDate and IVMTime units

1.9.9.8 - Oct 13, 2022

• Range validation methods corrected.
• Added C# COM interop file Idl\VideoMixer.cs created from Idl\VideoMixer.idl.
• Added simplified C# sample (set output size, change position, resize, etc.).
• Fixed bugs.

1.9.9.7 - Oct 01, 2022

• Unit interfaces corrected.
• Extended main property page, added controls.
• Corrected controls on unit property pages.
• Fixed bugs.

1.9.9.6 - Sep 16, 2022

• Added behavior selection method for dynamic positioning, changed positioning algorithm.
• Fixed several bugs.

1.9.9.5 - Sep 09, 2022

• Fixed clipping rectangle issues.
• Fixed bugs in resizing implementation.
• Fixed bug in date and time units.
• Corrected internal methods of units and mixer objects.

1.9.9.4 - Aug 30, 2022

• Fixed issues with incorrect input allocator properties set by third party filters.

1.9.9.3 - Aug 26, 2022

• Changed the structure of the DirectShow part.
• Corrected output pin implementation and IMediaSeeking methods.
• The filter interface is divided into 2 parts, the management of the list of units is moved to a separate interface.
• Corrected image mixing algorithm.
• Corrected and extended resizing algorithm.
• Corrected and extended property pages.
• Fixed several bugs.

1.9.9.2 - Jul 23, 2022

• Updated objects and methods for drawing texts, fixed bugs.
• IAVOVideoMixer interface extended, IVMCallback interface added.

1.9.9.1 - Jun 24, 2022

• Rewritten all property pages.
• Found bugs fixed.
• Added interface IAVVersion to get filter type (Debug/Release), version, compilation date/time, etc.

1.9.9.0 - Jun 05, 2022

• Beta version with many changes (interfaces have also changed).
• C++ and C# samples temporarily removed

1.1.0.0 - Apr 27, 2021

• Added new features.
• Extended interfaces.
• Extended C++ sample.

1.0.4.2 - Apr 19, 2021

• Fixed some output media types

1.0.4.1 - Apr 16, 2021

• Fixed GetStreamInfo() method.
• Added tracing.

1.0.4.0 - Mar 23, 2021

• Fixed for Elecard splitters.

1.0.3.2 - Mar 19, 2021

• Added C++ Sample.
• Fixed C# Sample.

1.0.2.0 - Oct 16, 2019

• Improved performance of alpha mixing.
• Improved performance of text rendering.

1.0.1.0 - Aug 21, 2019

• Added support texts with outline.
• Added method to get current timestamp.

1.0.0.3 - Aug 19, 2019

• Fixed bug in protection system.

1.0.0.2 - June 3, 2019

• Added chroma key feature to IPMVideoBox object.
• Added ScreenplayTest C# sample.

1.0.0.1 - Apr 19, 2019

• First release.