MPlatform SDK release notes – Medialooks Help Center

2.6.1.12730 - October 3, 2021

Common changes

ASIO - simultaneously device usage
ASIO - IMProps/IMFProps audio control
SRT - updated FFmpeg implementation
Input/Output devices
BMD - updated to 12.2 version
BMD - fixed 4K DCI 29.97 input/output
BMD - fixed Quad2/Duo2 output audio issues
Common - HDR metadata fix with converted output
Common - fixed scaling-type=letter problem after crop
Deltacast - fixed audio channel count, bypass, genlock issues
NDI - improve NDI sources discovery logic, minor fixes

Local files and network streams playback

Common - fixed In/Out position calculations
Common - fixed seeking step problems
Common - fixed reverse playback hangs
Common - fixed audio normalization for short in-points

Files recording and network streaming

Common - added forced_cc property
UDP/SRT - fixed time code problems
GPU_pipeline - fixed memory leak
GPU_pipeline - fixed files rotations
GPU_pipeline - fixed NVDEC color renderer problem
Intel HW - fixed encoding files duration problems

Graphics and frames overlay

CK - improved auto-detection mechanism

2.6.0.12514 - August 17, 2021

Common changes

Added new logging functionality
FFmpeg - updated to the 4.4 version
Added ASIO devices support

Input/Output devices

BMD - updated to the 12.1 version
BMD - fixed frame drops for Duo2
BMD - added property for synchronous input and output
BMD - added HDR PQ metadata processing
AJA - updated to the 16.1 version
AJA - added audio channels setting
AJA - fixed interlacing video processing when the video is paused
NDI - updated to the 5.0 version
Deltacast - fixed audio channels processing
Deltacast - fixed bypass functionality
Deltacast - added genlock settings

Files recording and network streaming

SRT - switched to the new protocol implementation
SRT - fixed streaming reconnect functionality
Common - fixed memory and handles leaks at the encoding object initialization
Common - fixed missing first frame in the recorded files
Common - fixed encoder's flushing to close the encoding without frame loss
Common - fixed memory leak at setting a recording configuration
Intel QuickSync - proper encoding initialization for precise frame accuracy
VP8/VP9 - added transparency encoding support
DV - added x64 support
MXF - added H.264 encoding options
MOV and AVI - added PNG, DPX, HAP, and GoPro Cineform HD codecs
FFV1 - fixed encoding
Transcoding without re-encoding optimization for playlists
Added AMD AMF H.264 encoding option
NVENC - proper synchronous switching between recordings during multiple session
Libx264 - keep recording settings after encoding switch

Preview

Fixed preview crash on resizing of a window

Graphics overlay

Added approaches for alpha processing on overlays (alpha_blending_mode) - "over_premul1" and "over_premul2"

2.5.0.12344 - April 20, 2021

Common changes

Windows messages are blocked while the SDK methods are executing
Added new MFShader plugin for custom HLSL shader processing
Added new Chroma Key implementation
Fix for the "crop" functionality

Input/Output devices

Added SCTE-104 insertion for BMD devices
Bluefish444 -- fix for input initialization when there is no valid signal available
Bluefish444 -- fix for multiple output initialization
WebCapture engine -- fix for cef_bootstrap.exe closing
WebCapture engine -- fix for audio processing in multiple instances running
WebCapture engine -- fix for proper initialization on Intel HD530 machines
NDI -- fix for sources detection
NDI -- fix for the ndi_bandwidth property after the input stream has been initialized
NDI -- updated to 4.6 version
BMD -- fix for RGB output
BMD -- fix for keying processing
BMD -- fix for PAL input initialization with Closed Caption
BMD -- added the "bmd.inputMode" property to detect the input format without the ObjectStart method.
BMD -- updated to the 12.0 version

WebRTC

Fix for Janus functionality for multichannel audio input
Fix for VP8, VP9, H.264 encoding in the gpu_pipeline mode

Playlist management

Fix for background setting
Fix for the loop functionality of network streams
Fix for MServer.exe processes release in the playlist.init_next=2 mode

Files encoding and network streaming

Added new SRT streaming implementation (srt.force_ffmpeg=true)
Added MPEG-DASH streaming support
Added SCTE-35 insertion for the new SRT streaming
Fix for the experimental.out_video_packets=2 mode
Updates for error events (disk-full, for example)
Fix for multiple streaming stop
Fix for HLS VOD playlist generation
Fix for memory leak on playback
Fix for the split_channels=1 mode
Updates for the PTS management in the UDP/DVB streaming for SCTE-35 processing
Fix for the SCTE-35 program_splice_flag processing
Fix for NVENC switching between files

Files and network streams playback

Added youtube-dl.exe for proper YouTube (and many other services) streams playback
Fix for 444 ProRes and DNxHD decoding in the gpu_pipeline mode
Stabilized decoding initialization
SCC files timecode processing
Fix for reverse playback to play the video till the start point
Updates for variable frame rate files playback
Fix for network stream playback in case of playback direction is changed
Fix for the nExtraCounter value for WMV files -- now it is 0 for the 1st frame as expected.
Fix for a proper frame rate of network stream during the reconnect time
Fix for the seeking performance
Fix for the UDP H.265 playback in the NVIDIA-powered decoding mode

Graphics and frames overlay

CG -- fix for external process crash
CG -- fix for the Closed Captions data processing in the L-shape mode
CG -- fix for audio gain in the L-shape mode for the gpu_pipeline mode
HTML5 Overlay -- target=_blank opens the page in the same layer
MFOverlay -- fix for proper transparency processing with the gpu_pipeline and GPU-powered decoding

2.4.0.12239 - December 22, 2020

Common changes

Updated internal components to the newest IPP version. ipp90legacy.dll is required for redistribution.
Fixed a crash on simultaneous object initialization

Files and network streams playback

NVIDIA decoding -- added support for VP8, VP9, and WMV videos
Updated a parser for Youtube links
Fixed playback for files with incorrect audio packets (no audio)
Fixed playback for files with specific video packet flags (not smooth playback)
Fixed aspect ratio detection for files without this info in headers

Input/Output devices

Optimization for Blackmagic Design devices performance
Fixed audio buffering problem with BMD output
Fixed drops frames on BMD output
Fixed frame rate issue with PAL output on Mini Monitor
Added backup compatibility for previous drivers
Added 4K and high-frame-rate support for AJA devices
Added ST 2110 compatibility for Deltacast devices
Deltacast components updated to the 6.15 version
Added Yuan devices integration
Added Windows Graphics Capture engine
Updates for Bluefish444 devices performance
Fixed Closed Captions processing for Bluefish444 devices
Bluefish444 components updated to the 6.4.1.7 version
Fixed NDI input mixing the streams

Encoding and Network streaming

Fixed Play-while-Rec feature to keep the files available for playback and transcoding
Added "play_while_rec.flush_idx" property to keep the IDX files available after system failures
Fixed Play-while-Rec feature for video-only sources
Fixed frame dropping problem for NVIDIA-encoding

Graphics overlay

Fixed image scaling for CG
Fixed L-shape CG overlay (green frames)
HTML5 Overlay plugin is updated to the 85.0

Frame processing

Fixed frame rotation problem
Fixed frame overlay feature for mask filtering
Fixed frame overlay feature for GPU-mask filtering
Fixed frame crop in the GPU mode

2.3.1.12089 beta - September 29, 2020

Common changes

Added compatibility with ST2110 devices - AJA KONA IP
Format conversion - fixed settings custom video format (3840x1080)
"crop", "mirror", and "rotate" are available in GPU-pipeline
Improved stability on transitions between sources
Updated FFmpeg to the 4.3.1
Updated MSink Statistics utility - now you can select the statistics and zoom the text with Ctrl + +

Video Mixing

Fixed blinking on background transitions
Fixed transitions between streams with an alpha-channel
Fixed frame rate control by an MMixer if the streams have different input fps
Optimized a/v synchronization maintenance

Files and network streams playback

NVIDIA-decoding - fixed seeking in files with non-zero start timecode
NVIDIA-decoding - fixed decoder initialization for specific HEVC files
Updated Youtube streams parser
Optimized network streams playback initialization
Fixed playback problems for the "video_track=-1" mode
Fixed playback of audio-only HLS streams
Fixed AV1 video playback
Fixed aspect ratio issue for Intel-decoded video
Fixed interlaced video processing
Added "srt.force_ffmpeg" mode SRT streams playback initialization
VP8/VP9 - added transparency support

Encoding and Network streaming

Intel QuickSync encoders - the "rc_type" is set to "vbr" by default
Fixed the ObjectClose method issue on the Error state of the MWriter object
Fixed the ObjectClose method for RTSP streaming if the target URL is not accessible

Input/Output devices

Major update for Blackmagic devices compatibility - 11.6 drivers are required
Fixed auto-detection of input signal via HDMI for BMD devices
Added "bmd.enum_optimization" property to optimize enumeration of input BMD devices
Stream Labs - added support for the MH4X device
Stream Labs - fixed audio synchronization for the M416 device
Updated performance for the keying mode on high fps
NDI - updated core components to the 4.5.3 version
NDI - fixed detection of streams with diacritical marks
NDI - added metadata processing functionality with the "ndi.metadata_frame"
Blackmagic H.264 Pro Recorder - fixed "No Video Signal" on valid input streams
Blackmagic H.264 Pro Recorder - fixed "capture_ts_file_finished " event
Blackmagic H.264 Pro Recorder - stop the encoding if the "capture_ts_file" is set to an empty string
Fixed the overall video quality for the WebCapture in the GPU-pipeline mode
Fixed an audio problem for virtual outputs in 3rd-party applications
AJA devices - changed the location of the AJA library. Now it is located with the other DLLs (previously it was in a separate folder)
WebCapture - added a possibility to set input video format (resolution, frame rate, colorspace, etc.)

Graphics overlay

CG - "flash.preload" is disabled by default
CG - fixed issues on the loading of configurations
CG - fixed a crash on new frame processing on high memory usage cases
HTML5 Overlay plugin - fixed the overlay behavior on updates of background streams
MCCDisplay -- improved Closed Captions processing

Playlist management

Fixed a crash if "skip=true" for all items
Added the "file-open" event if a file is skipped because it was removed from a disk

Frame processing

MColors plugin - fixed the access violation for NVIDIA-decoded video
Added the "gpu.force_flush" property for MFFactory to force flush GPU memory (use only if you have problems with the GPU memory usage)

2.3.0.11963 - July 3, 2020

Capture and playback devices

Added save and load functionality for AJA devices
Added local time-based timecode data to NDI streams without original timecode
Fixed auto-connect for NDI streams
Fixed false-detection of non-existing NDI streams
Fixed Skype-originated NDI streams detection
Updated BMD components to 11.5.1 version
Updated Bluefish444 components to 6.3.3.1 version
Fixed frame rate matching the specified video format for live inputs if there is no incoming signal
Fixed SCTE-104 detection for BMD devices
Fixed switching events for BMD H.264 ProRecorder
Fixed re-initialization of MPLink sources
Fixed PAL output with BMD devices for 720x608 input video
Fixed internal events handling for the WebCapture engine

ScreenCapture Engine

Fixed incorrect background color of the captured area

Local files encoding and network streaming

Fixed software encoding of NVIDIA-decoded frames
Optimized encoding behavior if there are no new frames
Optimized transwrapping functionality for multi-track audio sources
Fixed out-of-memory error on encoding with specific NVIDIA cards (K2000)
Added the "external_audio.delay" feature to set a delay between a video and the external audio
Fixed the video codec detection for transwrapping of H.264 video files
Added timecode to UDP and SRT streaming with MPEG-2 video
Fixed unexpected stop of NVIDIA encoding on RDP connection
Fixed missing frames in transwrapped files
Fixed a frame-missing issue on transwrapping
Fixed encoding configuration after a restart of the object
Fixed setting a video format conversion in the GPU-pipeline mode
Updated default settings for the libopenh264 codec

Files and network streams playback

Fixed a green bottom line for QuickSync decoding
Fixed playback of files with incorrect NAL unit size
Fixed occasional hangs during playback of files
Fixed skipping of the last frame in a case of 10bpp-8bpp conversion
Fixed aspect ratio calculation in case of NVIDIA-based decoding
Changed the default value of the "open_url.max_wait" property to 15 seconds - you can play live streams from YouTube
Fixed seeking algorithms for more precise seeking
Fixed playback issues when a file plays from a non-zero frame
Fixed alpha-channel processing for different video codecs
Fixed decoding of Closed Captions data from multiple tracks
Added PGS subtitles support
Fixed audio cracks while playback of 60p video converted to 59p
Fixed a memory leak on playback of play-while-rec files
Fixed updating of a TS file duration during the play-while-rec playback

Playlist management

Fixed behavior of the "playlist.init_next=0" mode
Fixed a frame break on switching between MXF files
Fixed switching between playlist items of different formats in the GPU-pipeline mode

Video mixing

Fixed audio breaks on mp://-links to external playlist sources

Graphics overlays

Updated CEF components to 83.0 version
Fixed borders behavior in the gpu_pipeline mode
Fixed displaying of pages with non-default size
Fixed loading of compositions in Character Generator
Fixed incorrect styles for MCCDisplay overlays
Fixed incorrect PNG overlays with alpha for the GPU-pipeline mode
Fixed a delay on displaying a ticker content
Fixed a cropping functionality for the HTML5 Overlay plugin

Frames processing

Added a feature to detect a language of custom Closed Captions data
Fixed MColors plugin processing for ARGB32 frames
Fixed frame rotation behavior

2.2.2.11856 beta - April 22, 2020

Files and Network streams playback

Fixed external audio functionality
Added feature to use multiple audio files as external audio tracks
Fixed audio break on the first frame decoding
Fixed aspect ratio detection for NVIDIA-powered decoding
Fixed playback of RTSP streams without audio
Fixed problems with upside-down playback of video
Fixed image sequence playback
Fixed Intel QuickSync decoding for various file formats
Improved RTMP streams playback stability
Fixed reconnect functionality for multicast UDP streams
Fixed reverse playback for NVIDIA-powered decoding
Fixed position issue for HDR mode playback direct
Fixed ts_program setting for multiprogram files
Fixed audio-only files playback
Fixed "file::info::kbps_avg" info for SRT playback
Fixed DV files playback in the GPU-pipeline mode

Network streaming and local files encoding

Default encoding buffer is set to 100 frames (writer.buffers)
Fixed transcoding of files to be frame-accurate
Fixed Intel QuickSync encoding incorrect frame rate issue
Fixed MOV and DV files encoding
Fixed image sequence encoding
Fixed Closed Captions encoding for DVB with Intel QuickSync
Added feature to pause encoding in the direct-copy mode
Improved transwrapping (direct-copy) for UDP streams for network reconnect
Fixed audio tracks in resulting files for the direct-copy mode
Fixed audio channels problem for WebRTC streaming
Fixed aspect ratio problem for non-standard resolutions after transcoding
Fixed OnEvent events for MWriter objects

Capture and playback devices

Improved statistics to BMD output (bmd.missed, bmd.buffer_overflow, bmd.wait_timeout)
Fixed output frame rate issues for various devices (Duo2, Intensity Shuttle, UltraStudio, etc.)
Fixed nBusy indicator on DeviceGetByIndex method for BMD devices
Fixed HDR output mode for SDR sources
Added HDR output for Decklink 8K Pro
NDI is updated to 4.5 functionality
Fixed timecode and frame counter info for NDI input and output

Video mixing

Fixed MMixer close when a stream is paused on the first frame

Playlist management

Fixed playlist.on_next property modes

Frame processing

Fixed Closed Captions for ARGB32 video
Fixed FileFrameGet method for Delphi
Fixed FrameVideoSaveToFile method for BMP images in the GPU-pipeline mode

Graphics overlay

Fixed L-shape transitions for the GPU-pipeline mode
Fixed PSD files use in CG
Fixed transparency issues for video overlays
Fixed memory leak on HTML5 plugin reinitialization

Preview

Fixed "preview.skip_fields" functionality - now you can decrease CPU load by displaying fewer video frames if a preview is not critical

2.2.1.11747 beta - February 13, 2020

Common changes

New Decklink API implementation is enabled by default (bmd.new_api=true)
New encoding and decoding approaches are enabled by default (mfcodecs=true)
Implemented a feature of encoding to multiple destinations within a single process
FFmpeg components are updated to 4.2

Files and Network streams playback

Fixed playback of YouTube streams
Fixed RTMP buffering problems
Optimized fast playback of HDR video
Fixed performance problem on Play-while-Rec files playback
Added events for network streams disconnect and reconnect

Network streaming and local files encoding

Optimized transwrapping functionality (direct copy mode)
vt_sync_msec is set to '10000' by default for RTMP streaming to flush encoding buffers properly
SRT components updated to 1.4.1

Capture and playback devices

Fixed Screen Capture for portrait mode
Implemented GPU-powered decoding and direct encoding for Blackmagic H.264 Pro Recorder
Updated Bluefish components to 6.3.1
Fixed memory leak on using a WebCapture source in a playlist

Video mixing

Fixed RGB24 sources playback

Playlist management

"pause.mute_audio" is enabled by default so there is no audio on seeking and frame by frame playback

Chroma Key

Fixed black frames on initialization

Graphics overlay

Fixed transparency on CG compositions in SD resolutions
"overlay.thread" is enabled by default to optimize the plugin performance
"flash.preload" is enabled by default to optimize flash animation.

Preview

Fixed a crash on changing the audio renderer

2.2.0.11586 - December 11, 2019

Common changes

Changed paths to "Medialooks.Codecs" DLLs - please check the /bin folder.
Added audio gain normalization for files, mixers, and playlists.
Optimized live audio gain normalization.
Updated manifests.
Updated Redistribution utilities.
Added high frame rate video formats (100, 119, and 120 fps).

Preview

Default "preview.type" is set to "dx9" by default.
Fixed a crash on an attempt to output audio on systems without audio devices.

Character Generator

Implemented L-shape transformation in the GPU-pipeline mode.
Fixed audio distortion on the initialization of flash items.
Fixed memory leak in case of more than one CG instances are used in an external process.

Frame processing

Fixed "rotate" property.
Added a feature to rotate frames on any angle in the GPU-pipeline mode.
Fixed MColors plugin alpha mixing.
Fixed MCCDisplay for CEA-708 processing.

Files encoding and network streaming

Fixed Intel QuickSync H.264 encoding.
Optimized bitrate for Intel QuickSync encoding.
Fixed HEVC Intel Quick sync encoding.
Fixed removing of IDX and HDR files for Play-while-rec feature.
Optimized transwapping (the "copy" operation) functionality.
DVB streaming - fixed the "start" event.
Fixed NVENC encoding switch between MWriter objects.
Fixed NVENC and Quick Sync metadata encoding.
Fixed play-while-rec feature for MXF files.
Added support for 4:4:4 encoding for NVENC.
Fixed SRT streaming.
Added an export functionality for the MDelay buffer.
Fixed NVENC lossless encoding.
Fixed default GOP value usage.

Files and network streams playback

Fixed seeking for H264 files.
Fixed network reconnect functionality.
Improved SRT streams playback.
Added SCTE-35 triggers detection to SRT streams.
Decoding of VC-1 video for NVIDIA-powered decoder is disabled (falls back to CPU).

Playlist management

Fixed playlist hangs on multiple seeking operations.
Fixed audio cracks on playlist seeking.
Fixed audio files playback.
Fixed fast forward and backward playback.
Fixed "audio.variable_rate" mode for a playlist in fast forward mode.
Fixed playlist position for reconnected network streams.
Added "experimental.exact_duration" property to play files as if you set 'out' points equal the 'duration'.

Video mixing

Fixed alpha channel for LAGS and IV50 codecs.
Fixed initialization of live sources on loading a configuration.

Capture and playback devices

Updated AJA components to 15.5.
Updated Bluefish444 components to 6.2.
Updated NDI components to 4.1.
Updated Blackmagic components to 11.4.
Added a new Decklink API implementation - "bmd.new_api" property.
Fixed memory leak in ScreenCapture engine.
Added "stabilize_fps" property to MLive/MFLive objects to stabilize the incoming frame rate.
Fixed memory leak on multiple ScreenCapture initialization.
Set "capture.external_process" property for ScreenCapture engine to "true".

HTML5 Overlay plugin & WebCapture

Updated core CEF components to 76 version.
Added PDF support.
Added "webcapture.enabled" property to enable the WebCapture engine.
Added "cef.config_string" property to set extra parameters of the CEF engine.

2.1.0.11397 beta - October 10, 2019

Minor hotfixes

2.1.0.11394 beta - October 9, 2019

Hotfix

Playback while recording

2.1.0.11393 beta - October 8, 2019

Common changes

Fixed PluginsReorder method
Added a possibility to use mp:// links as MLive objects.
Added 8K formats support

Files and network streams playback

Fixed network reconnect
Added "experimental.out_video_packets = 2" mode to work with video packets without decoding
Added "experimental.out_audio_packets" modes to work with audio packets without decoding
Fixed MPEG files seeking and reverse playback
Added support of 10bit video decoding playback - "gpu_pipeline=true" is required
Added support of HDR10 (HLG, PQ) video playback - "gpu_pipeline=true" is required
Added a new method for decoding - "experimental.mfcodecs" - required for 10bit video processing. You can enable it for MFile objects.
Improved audio normalization - added a property "audio.rms_forward_time" (default value is 3.0) -
to precalculate required data for audio normalization.

Network streaming and files encoding

Updated DVB streaming components
Added RTMPS streaming support
Added HEVC 10bit encoding support for NVENC - there is "video::output.10bit='true'" attribute for encoding configuration.

Capture and playback devices

Updated Bluefish integration components
Updated Magewell integration components
Added 10bit output support on Deltacast devices
Added 10bit input and output support for Blackmagic devices
Disabled "device_sharing" for WebCapture - now you can use the source multiple times independently.
NDI updated to 4.0

WebRTC

Fixed crash of a receiver if a publisher is closed
Fixed aspect ratio problem for NTSC 16x9 and PAL 16x9 format.

Mixing of video

Fixed a problem of NDI streams on MMixer scenes
Fixed a crash of MMixer in case of audio-only streams are used as background.
Fixed a problem of file playback speed in a case of live stream is closed.
Fixed interlacing problem for SD resolutions

Character Generator

Fixed interlacing problems for overlay in GPU-pipeline and CPU-pipeline modes

2.0.3.11302 - July 25, 2019

Hotfix

Fixed NVENC initialization.

2.0.3.11300 - July 18, 2019

General updates

Updated versions of DLLs - please re-add references into your projects.
Added new functionality to MDelay - you can export a part of the buffered video into a local file during the delay processing.
Optimized scaling quality in the CPU mode.
LUFS measurements - added a feature to choose channels for measurement, added LUFS measurement to MMixer object.
Support for NVIDIA-powered video encoding in Cloud instances and RDP (in WDDM and TCC mode).

GPU pipeline updates

Added "wpf_preview.sync_texture" mode for WPF preview - required for multiple previews.
Fixed RMS overlay functionality.
Optimized scaling quality.
Color correction with matrix transformation with the "gpu.rgb_transform_matrix" property in the GPU-pipeline mode.
Optimized stability of all objects in the GPU-pipeline mode.

Device integration

Updated Blackmagic components to 11.2 version.
Updated AJA components to 15.2.2 version.
Updated Magewell components to 3.3.1.1004 version.
Updated Deltacast components to 6.12 version.
Important! Make sure that you use the latest drivers.

Files encoding and network streaming

Added "config.auto_check" property for MWriter (MFWriter) object. When it is set, the object returns you an error if the configuration is invalid.
Fixed NVIDIA encoding hangs on multiple encoding.
Added support of TCC mode for NVIDIA encoding - if your device supports this feature, you can enable it with NVidia NSight Monitor.
Fixed RTMP streaming for Intel Quick Sync encoding in the "mfcodecs=true" mode.

Files playback

Added "mxf.source_package_tc" property to set required timecode track for MXF files.

WebRTC

Fixed callback events.
Set "sdp.transport_cc_enabled" to "false" by default - this leads to better recovery of the overall video quality in case of unstable network bandwidth.

Screen Capturing

Fixed capturing of vertical displays.
Added a possibility to capture screens connected to different graphics cards.
Added "capture.screen_enumeration_mode" property to set a mode of screens enumeration.

Playlist management

Fixed background loading with PersistLoad method.
Fixed adding of sub playlists using an XML file with PlaylistAdd method.

Mixing

Reduced the overall delay in MMixer object.
Fixed mixing of streams and background with different frame rates.
Fixed Closed Captions processing of letter-box frames.

HTML5 overlay

Fixed "scrollbars.enabled" property behavior.
Added asynchronous way for overlay - this makes the overlay processing flawless during initialization of a source.

2.0.2.11264 beta - June 18, 2019

Common changes

Fixed licenses for the GPU-pipeline mode.
Fixed RMS and Waveform overlays for the GPU-pipeline mode.
Removed "verinfo.txt" from installers.
Fixed conversion of video with FormatVideoSet and SourceFrameConvertedGet methods.

Live sources

Added "SCTE-104" event for MLive/MFLive objects to detect SCTE-104 triggers.
Added audio filters functionality to MLive object.
Added "isBusy" info to DeviceGetByIndex method.

AJA devices

Fixed Closed Captions processing.
Fixed the "multiformat" mode.

Blackmagic devices

Fixed closed captions processing on specific boards - Decklink 4K Extreme 12G, Mini Monitor 4K, etc.
The property "bmd.output_link" is set to "single" by default.
Fixed "bmd.duplex_mode=half" mode.
Added AFD flags support.

Encoding files and network streaming

Fixed a switch between encoding files during an encoding.
Fixed Closed Captions and SCTE-35 triggers for DVB streaming.
Removed H265 options from RTMP streaming as not-supported.

Files playback

Fixed audio playback after seeking - now audio is smooth.
Fixed speed up playback of files.
Fixed a switch between files in the GPU-pipeline mode.
Fixed RAW video playback.
Fixed playback of 720x608 video - now top 32 lines are cropped from the resulting video.
Fixed aspect ratio detection for the "decoder.nvidia = true".

Plugins

MCCDisplay - fixed a crash on invalid packets processing.
MCCDisplay - fixed characters appearance.
HTML5 overlay - added "cef.remote_debugging_port" property to enable remote debug for CEF.
MDelay - fixed video quality of the delayed video in the PAL format.

Mixer

Fixed StreamsRemove method behavior - now the other streams are not affected while the Mixer is removing a stream.
In the GPU-pipeline mode, sync_mode=false is not supported anymore.
Fixed re-initialization of mp-links as a stream on restart of a source object.
If "background.direct_out=true", MMixer declines adding new streams - the mode is designed to work with the background only.

Preview

Fixed WPF preview of an interlaced video.
Fixed "audio_renderer.reset" property for DX11-based preview.
Improved scaling quality of a preview.
Fixed playback rate control is there is no sound card on the system.
Fixed a crash on exit from a full-screen preview.

WebRTC

Fixed "force_native_format" property.
Fixed a problem of black frames on streaming.

Renderer

Fixed "audio_gain" property.

2.0.1.11073 - April 8, 2019

Common updates

Updated FFmpeg up to 4.1.1 version
IMPORTANT!!! Renamed DLLs in /bin folders
GPU-mode can be enabled via code by using MFFactory object

Devices

AJA components updated to 15.1 version
Blackmagic Design components updated to 11.1 version
Bluefish components updated to 6.0 version

WebRTC

Implemented new SocketIO client

HTML5 plugin

All the properties can be modified dynamically (e.g., webGL.enabled)

Other fixes and updates

LUFS measurement for converted frames
MFOverlayRect method is fixed
Fixed release of MServer.exe process on MLive re-initialization
Updated audio normalization for live inputs

2.0.0.11003 beta - March 21, 2019

WebRTC

Fixed a crash on re-initialization of a receiver

2.0.0.10993 beta- March 20, 2019

Common updates

Added a beta version of GPU-pipeline implementation - you can mix, scale, convert your video, use CG, HTML5 overlay, CK plugins with a power of your GPU engine.
Enable it with
Computer\HKEY_CURRENT_USER\Software\Medialooks\MFormats\MFFactory
gpu_pipeline = true
As a part of the update, you can use DirectX11-powered preview with much better quality.
This feature is enabled by default:
Computer\HKEY_CURRENT_USER\Software\Medialooks\MPlatform\MPreview
preview.type = dx11

Note that there could be issues with some machines that don't support this feature. If you have problems with preview please disable this mode and let us know - we'd love to have this feature working on your machines. The difference is really impressive!

Important! With 2.0 version, M_AV_PROPS structure has been changed - please pay attention when upgrading your project.

We added 2 handy utilities to make it easier to use the SDK:

MPlatform SDK explorer - for those who want to get into the SDK - the application describes common scenarios of SDK usage and gives descriptions for sample applications. This can be found in a root folder of the SDK installation.
Redistribution Maker - for those who are ready for deployment - the utility helps you to pick all the files necessary for redistribution in one place. Choose the objects that you use in your code to collect all the files for your installers :)

Updated NVidia SDK components to 9.0.18 - it requires an update to 418.81 or newer NVidia drivers on your machines.

WebRTC updates

Updated WebRTC to Chrome unified SDP format
Updated WebRTC web-pages and samples
Updated SimpleWebRTC.bundle.js script
Fixed statistics of WebRTC

Files and network streams playback

Updated a parser for YouTube links
Fixed network streams playback reconnect
Fixed seeking operations for TS, MPG files
Fixed SCTE-35 triggers offset
Fixed timecode calculation for files

File encoding and network streaming

SRT streaming is added into Streaming Pack license that also includes DVB streaming
Updated DVB streaming - added 'flush_packets' property that enables packet stabilization for DVB streaming.

Devices integration

Updated AJA SDK to 15.0.2 - please, update your drivers accordingly.
AJA added CC 608 output on Line-21
BMD - you can enumerate supported output formats with FormatVideoGetCount(eMFT_Output, ...) method
Deltacast - updated SDK up to v6.10
NDI Added Fill and Key output modes
ScreenCapture - added "capture.following_switch_screen" property to switch a display if a pointer or an active window moves to another screen
ScreenCapture - added "capture.following_cursor_area" property to specify an area around a cursor (value is double 0.1..1.0)

Playlist updates

Added "playlist.play_time", "playlist.play_frames" props - for exact time/frame number (exclude background) of playback
Added a mode for internal format conversion for precise in- and out-points calculation. This leads to more accurate scheduling and playlist management.
Added an event for switching between breaks - a "switch" event, in this case, comes with "to-break" parameter instead of the default "to".

Audio LUFS measurement

LUFS-measurement are disabled by default to keep performance
Added "audio.lufs_state" property to control the measurements. Possible values: "" (default) - to calculate LUFS on each frame, "reset" - to reset LUFS calculation, "pause" - to pause LUFS calculation, "continue" - to resume the calculation.
To M_AUDIO_LOUDNESS added a structure - LUFS_METERS where LUFS values are stored.
To LUFS_METERS structure added fLRAHigh, fLRALow fields to illustrate highest and lowest loudness

Other fixes

CG - optimized colors calculation for better overlay quality
Fixed MFOverlayRect method - Overlayed frame should be resized to rect, that is specified in parameters
Fixed ObjectClose method to avoid new instances of MServer.exe process
Actually, for 3 months there are lots of them ;)

1.7.17.10600 - November 29, 2018

Files and network streams playback

Added a possibility to control "external_process" mode in FileNameSet method - FileNameSet(pathToFile, "external_process=false")
Fixed audio playback for RTSP sources
Added support for SRT streams playback
Optimized 10bit video decoding
Fixed track indexing for multi-program and multi-track streams
Fixed audio normalization functionality for playlists
Added a possibility to set a target level of normalization higher than 23
Fixed rate-control issues

NDI

Added support for audio-only streams
Fixed PTS for audio and video times

Network streaming

Fixed "size" attribute for DVB streaming
Added support for language metadata for DVB streaming
Added mandatory tables (TDT, NIT, EIF) for DVB streaming
Added SRT streaming support for x64
Added RTP streaming support
Added Pro-MPEG streaming support
Added MJPEG encoder for UDP streaming

WebRTC

Added TURN server token authorization
Added AMD AMF H.264 encoding option
Added pas-through timecode functionality
Added audio-only streaming functionality
Optimized GPU-powered streams decoding
Fixed re-connection to stream behavior

Input video devices

Fixed re-initialization of web-cameras

Bluefish

Added internal and external keying, fill and key modes
Changed default output mode to FRAMESTORE to decrease output delay

AJA

Added HDMI input support
Fixed Closed Captions support
Updated AJA components to 15.0 version

Blackmagic Design

Added "bmd.output_link" property for renderer. "auto" = use from "Desktop Video Setup", or "Single", "Dual", "Quad"
Updated Blackmagic components to 10.11.4 version

Local files encoding

Fixed a missing audio problem for transwrapping of several files
Fixed a problem of frames duplication in transcoding scenarios

Preview

Added "audio_gain", "audio_channels" properties support

Closed Captions

For MCCDisplay, an overlay behavior for multi-line subtitles is the same for both EIA-608 and CEA-708
Fixed preview of Closed Captions with diacritic symbols

Mixing of sources

Fixed audio/video asynchronous problem

1.7.16.10369 beta - October 11, 2018

Common

Updated .manifests sample files
Released a beta version GPU-powered video processing - enable it with
HKEY_CURRENT_USER\Software\Medialooks\MFormats\MFFactory
gpu_pipeline = true
Fixed most of handles and memory leak problems

AJA

Updated components to 14.2 AJA SDK
Added support for ARGB formats
Added 4K formats support
Added "timing.horiz" and "timing.vert" for genlock timing settings
Added internal and external keying support
Added 'Fill' and 'Key' output types support
Added "ref-in.ntv2" property to check a state of a reference signal
Added CEA-708 CC support for input and output

Deltacast

Added CEA-708 CC support for input and output
Added bypass relay support ("bypass.relays_list" property to list bypassed channels)
Added timecode support (set a timecode type with "tc-type" property: LTC/VITC/VITC2/DVITC ('VITC' by default))

Bluefish444

Added Bypass feature
Added CEA-708 CC support for input and output
Optimized delay on input and output

Magewell

Updated SDK to 3.3.3.1.719

Audio processing

Fixed LUFS calculation for sources with dynamic update of sample rate and channels number
Fixed a problem when the audio gain wasn't restored after disbling of an audio normalization
Forced calculation in 48K sampling rate to match ITU-R B.1770 standard of audio normalization

Files and network streams playback

Added a mode of fast decoding ("experimental.optimize_cpu = false" for MFile and MFReader objects). Once the "experimental.optimize_cpu" is set to "false" a decoding takes less time but could lead to drop frames in case of CPU overload. By default, "experimental.optimize_cpu = true".

Encoding and streaming

Fixed MPEG-4 encoding for unstable frame rate sources
Fixed UDP streaming specified in "second_encoder"
Added AMD-powered H264 and H265 encoding options

Preview

Added a test version of DirectX 11-based preview for better scaling and color rendition - "preview.dx11" property

WebRTC

Optimized Janus support
Added timecode parsing for native clients

Closed Captions preview

MCCDisplay updated to support CEA-708 data

1.7.15.10276 beta - September 5, 2018

Common

Updated FFmpeg to version 4.0.2
Added FFmpeg audio filters
Added LUFS audio meters in M_AUDIO_LOUDNESS structure
Added EBU R128 audio normalization
Added SRT streaming support
Fixed frame rate conversion

Input/Output devices

Blackmagic components updated to Decklink SDK v10.11.1
Added FrameStore output implementation for Bluefish444 devices to reduce output delay - renderer_mode property (0 for FIFO, 1 for FrameStore)
Removed device drivers (Bluefish, Deltacast, Stream Labs, Magewell) from an installer - please, download the newest ones from official websites

WebRTC

Fixed incorrect channels number problem
Added multichannel audio support (up to 16 channels)
Added QuickSync H.264 video encoding
Fixed Safari browser compatibility

Playback

Added support for AV1 playback
Updated JPEG2000 decoding
Fixed network streams reconnect (HTTP/UDP/RTSP)
Added audio.merge_mono_track property for enabling/disabling auto-merging mono audio tracks
Improved still images playback with external audio

Mixing

Updated mask behavior

Encoding and streaming

Added Intel QuickSync HEVC encoding
Updated formats and codecs options
Removed VP8 codec from MOV container
Added VP9 codec

NDI

Fixed frame timing problem

Character Generator

Optimized performance for layers and compositions
Fixes events for compositions

1.7.14.10129 - July 26, 2018

Common

Playlist fix for schedule_waitstart=stop if none BG selected
Fixed default image duration for transcoding scanarios
Minor performance tuning

WebRTC

Added Closed Captions parsing for GPU encoders
Added a mode to keep the video quality but drop fps for low-bandwidth channels - constant_quality.min_fps property. To enable, set it to the maximal FPS, e.g. 10.

NDI

Added hardware acceleration option for input streams (ndi_hwaccel property)
Improved audio quality: added new properties - ndi_audio_16bit (receive an audio signal in 16-bit short integer format), ndi_reference_level (introduces a headroom (in dBVU) for receiving signal in NDI receiver; define 20 to have a headroom for SMPTE signal (+20 dbVU = 0 dbFS SMPTE). Define 14 to a have a headroom for EBU signal (+14 dbVU = 0 dbFS EBU)).

Deltacast devices

Updated Deltacast components to v6.07
Added 2K and 4K formats support for input and output

1.7.14.10116 beta - July 13, 2018

Common

Added a beta version of GPU pipeline:
Computer\HKEY_CURRENT_USER\Software\Medialooks\MFormats\MFFactory
gpu_pipeline = true
The feature works for scaling of frames, conversion, CG and HTML overlay plugins
Changed trial license logic - you don't need trial LIC files anymore. The SDKs works with logo overlay without any time limits. After the initial 2 months of usage, you'll get notification messages about the trial license once per day when you use any of SDKs objects.
Updated NVIDIA components to Video_Codec_SDK_8.1.24

File and network streams playback

Fixed changing of "audio_track" property. Now it keeps playback position correctly
Fixed frame rate conversion for interlaced video
Added ability to wait for a stream until it is alive - set "open_url.max_wait = 0"

NDI

Improved enumeration algorithm
Updated NDI to 3.5 version

WebRTC

Fixed reconnect to signaling with name/password
Added Closed Captions parsing for software encoders

Closed Captions

Added SCTE-104 triggers detection

Local file encoding and network streaming

Improved statistics of an encoding process
Added "split_channels" attribute for DVB streaming to split input audio channels into separated tracks
Fixed ConfigGetAll method - now it returns a correct configuration string

Character Generator

Fixed "h:mm:tt" time format

Chroma Key

Added IMFPersist interface to save and load configuration

1.7.13.10041 - June 5, 2018

Network streaming

DVB: Fixed delay for SCTE-35 triggers

1.7.12.10032 beta - May 31, 2018

Encoding

Added "threads=4" to MXF D10 MPEG2 video codecs by default to proper MXF D10 encoding
Added FFV1 codec to AVI, MOV, MKV containers

WebRTC

Fixed reconnect issue (when sender WebRTC object crashes).
Added ability to define peer id from Login() method
Updated reconnect logic. Completely removed strong id from being used on signaling/clients.
Added login error result when a peer tries to join with duplicating ID
Fixed by adding negative stride for bottom-top RGB frames during conversion (RGB image was upside down on the receiver side)
Added cpu_h264 option WebRTC for CPU-based sharing encoding process using Cisco's libopen264 encoder

Playlist management

Fix for set correct negative position in the PlaylistAdd method

AJA

Fix for correct time calculation at the device start

Magewell

Updated Magewell SDK to 3.3.1.568

Network streaming

DVB: added a split_channels attribute to a configuration to split audio channels into different tracks
DVB: added PIDs for audio and video: video::pid=xxx audio::pid=yyy audio.1::pid=zzz
DVB: added rc_sync_msec, rc_max_underflow_msec settings
DVB: added "dvb.rate_control" property (true/false) - if enabled then rate is controlled by the DVB streamer, so frames are not missed while streaming
DVB: fixed rate control for high bitrate streaming
DVB: added statistics with "encoder::muxer::stat" node

File and streams playback

Fixed timing issues for WMV files playback
Removed "audio.force_sync" property
Added "audio.pts_sync_msec" to set a period in msec to enable force synchronization of audio

Graphics overlay

HTML5 Overlay plugin: Fix to avoid a crash when several plugins are used at the same time
CG: fixed image sequence hiding
CG: fixed image sequence update after the sequence is over

1.7.12.9972 - April 26, 2018

Common

All the features and fixes from the beta version are included.

Files and network playback

Fixed Closed Captions decoding for streams with a non-zero start time

Encoding and network streaming

Fixed DV encoding problem

1.7.11.9969 beta - April 24, 2018

Common

Updated manifest files for registration-free redistribution;
Changed logic of trial licenses for plugins:
if you don't have a license for, e.g. Chroma Key, then you will have a graphics overlay on your video when you use the plugin. For core SDK license you'll get a message box when the trial has been expired.

WebRTC

Added SFU support;
Fixed WebRTC crash in case of GPU encoding;

Encoding and network streaming

Fixed Closed Captions and SCTE-35 triggers streaming and receiving for DVB streaming;
Fixed bytes order in SCTE-35 triggers insertion;

Playlist

Fixed "break_start" event in case a break is the 1st item of a playlist;
Added "pause.mute_audio" property for MPlaylist to mute audio for the Paused state;
Fixed audio breaks on switching between items;

Video input

Fixed AJA re-initialization of an input source;

Video output

Fixed "overlay_rms" property for MRenderer specified via code

Video mixing

Fixed audio staggering issue for MMixer object in case of None video source is used

Files and network streams playback

Fixed getting and setting start timecode for files;
Fixed UDP reconnect issues;
Improved reconnect response.

1.7.11.9930 - March 29, 2018

Common

Fixed problem with licenses using IMFCreator

Video input

Added support of 4K for Bluefish444 devices
Updated Bluefish drivers up to 5.11.0.55 version
Added VANC and HANC data support for AJA devices
Fixed correct initialization of AJA devices

Graphics overlay

Fixed HTML5 events
Fixed a problem of releasing WebCapture devices
Fixed CG image sequences playback

Files and network sources

Improved switching between TS programs and audio tracks in TS streams
Improved timecode seeking
Fixed initialization of 4K static images
Fixed correct frame order in UDP streams playback

Playlist management

Fixed transitions from a background to a file
Fixed transitions from a short file to a background
Fixed switching between mp://-link items
Fixed switching to a previous item after the pause_last command

Mixing

Added "mask_brightness" and "mask_contrast" attributes to MMixer scene elements
Fixed high CPU usage on the pause of streams

Encoding and streaming

Added DVB-compliant streaming
Fast transcoding
Fixed a problem when a first frame was skipped on playlist transcoding
Removed Nablet components
Updated SCTE-35 triggers insertion

1.7.10.9865 - February 22, 2018

Core FFmpeg components updated to release 3.4.2 version.

Playback

Fixed RTSP/RTMP streams reconnect problem on network failure

Character Generator

Added 'checkfile.update_on_load' property to force updating an item content from a file on loading of XML configuration

Encoding

Fixed DNxHR capturing
Fixed duplicated first frame issue on transcoding

WebRTC

Fixed Closed captions and timecode embedding
Added ability to add custom properties to any peer

Live sources

Fixed audio/video synchronization issue after temporary loss of an input signal

AJA devices

Added Bypass relay feature
Fixed issue of empty timecode captured from device
Fixed rare device initialization bug
Updated AJA SDK to 14.0.1 version. Update your device firmware, please.

Newtek NDI

Fixed a crash in case of long identification parameters in difficult network configuration

Stream Labs devices

Fixed memory leak problem
Updated Stream Labs SDK to 2.1.625 version

1.7.9.9820 - January 30, 2018

MLive

Fixed Avermedia U3 high CPU usage problem

MWriter

Fixed Intel Quick Sync issues with new CPU i7 8700K

MRenderer

Fixed Decklink Mini Monitor 4K output bug

MFile

Fixed seeking problem in TS files
Added ability to enable low delay when receiving RTSP streams

CharGen

Improved image sequences performance

MFDevice_AJA2

Fixed AJA Corvid 24 sound output issue
Fixed problem with HDMI input/output

MFDeviceCEF

Added Medialooks WebCapture device

MFDeviceSL

Fixed memory leak when capturing 720@60p + Analog Audio
Improved analog audio capturing

WebRTC

Updated SDP interpretation to support multiple h264 codec options
Added ability to await connection with exact peer

1.7.8.9770 - December 21, 2017

Common

Added SCTE-35 triggers encoding feature

MFile

Fixed file duration calculation when playback rate is set to x2
Fixed MXF files fast playback bug (for exact files)

MComposer

Fixed bug related to mask applied to grouped video

MMixer

Fixed mp:// link issue with mirror effect applied

MPlaylist

Fixed audio channels gain issue for NDI streams
Fixed UDP streams async issue

Chromakey

Fixed IMpersist interface bug

WebRTC

Fixed test web pages issues in Safari browser
Added compatibility with Apple's devices

CharGen

Fixed grouped items display issue

MFDevice_AJA2

Fixed AJA Corvid 24 card output problem

1.7.7.9727 - November 30, 2017

Added IMFCreator interface to create and manage an object in an external process.

MWriter

Fixed playback while recording feature

MCCDisplay

Fixed rare symbols corruption on preview

MFile

Fixed high FPS files playback

CharGen

Fixed ShowItem method called for grouped element

MFDeviceNDI

Fixed signal loss issue

MChromakey

Fixed black border issue when chromakey is used in MComposer

1.7.6.9688 - November 8, 2017

MLive

Fixed FormatVideoGet() method result

MWriter

Fixed MOV dvhd format capturing
Fixed Apple ProRes format capturing

MPlaylist/MFile

Updated SCTE 35 parsing to return XML compliant with SCTE 35 2016 standard

MMixer

Fixed mp:// link pointing on paused playlist issue
Fixed infinite transition loop if transition duration is greater than file duration
Fixed scale_type=letter-box setting

MRenderer

Fixed 'object::audio_channels' property for renderers

WebRTC

Fixed audio level value in received frames on local WebRTC client
Fixed 'force_native_format' property

MCCDisplay

Fixed displaying of characters with diacritical marks

1.7.5.9637 - October 16, 2017

MFile

Fixed hangs on opening audio stream with several audio ts programmes

MLive

Fixed loading of saved configuration containing external audio

MFDeviceSCR

Added 'high_dpi_scaling' property allowing to enable/disable display scaling on High DPI
Fixed 'SetProcessDPIAware' property that didn't work on Windows 7

WebRTC

Added 'ice_transports' property allowing to force turn server usage
Fixed leaveRoom() method for test web pages

MPreview

Fixed memory leaking problem on frequent starting/stopping preview

MWriter

Fixed crash issue when using low bitrate settings wing MPEG2 encoder
Fixed PWR for MXF and DNxHD formats

MFDevice_AJA2

Upgraded implementation to SDK v 13.0

1.7.4.9553 beta - September 26, 2017

Common

Fixed possible problems with IMProps interface redirection

MFDevice_I_R

Added support of calling DeviceSet(Video, -1, NULL) to unselect current device

MDelay

Fixed seeking on paused SBE files
Fixed position after seeking on pause

MMixer

Fixed memory leak in transitions

MWriter

Fixed DNxHD recording issue

1.7.4.9540 - September 6, 2017

Common

Updated FFmpeg to latest stable build (N-86979-gf4ebbda-Reino)

MPlaylist

Fixed freezing bug caused by background changing

MFile

Fixed image opening bug when path is to file is incorrect
Fixed network playback problem caused by buffering error

MFFileFFM

Fixed discarded stream reading
Added 'mxf.index_path' property to prevent the creation of index files for MXF
Added ability for change video bitrate and force IDR frame during encoding with Cisco OpenH264 encoder

MLive

Fixed problem caused by double calling of ObjectClose method

MFDeviceSCR

Fixed internal audio loss problem
Fixed hanging problem in hardware (dx11) mode

WebRTC

Fixed hangup issue when many peers are connected to more than 10 other peers
Fixed memory leakage on closing peer connections
Fixed resource releasing on closing peer connections
Improved GPU H264 encoding quality and performance
Added ability to add Closed Captions to GPU encoded streams
Added extra 10% bitrate allocation (useful for GPU codecs)

MRenderer

Fixed bug with renderers having the same name

MWriter

Added support of DNxHR encoder

MFDevice_AJA2

Fixed incorrect video format detection

1.7.3.9500 - August 9, 2017

Common

Added SCTE-35 detection and parsing. Added events in MPlaylist, MLive, MFile to be fired on SCTE-35 messages
Added "audio_breaks" to statistics for easy detection of audio breaks
Fixed image sequences playback

MLive

Fixed bug with freezing video after switching devices from None to another one, e.g. screen capture or web cam

MFOverlay

Improved performance. Added handling of frames with eMFF_None flag

MFDeviceSCR

Added "capture.external_process" property to avoid memory leak at the fast reopening of screen capture device

WebRTC

Added different audio processing options like echo cancellation, typing noise detection etc
Added ability to specify multiple stun/turn server for local and web clients

MMixer

Fixed bug with audio drops when switching between two streams
Fixed frame drops during scene changes

MPreview

Fixed issue with pictures shown with "auto" format

MWriter

Added Cisco OpenH264 encoder

1.7.2.9470 - July 19, 2017

Important! Since this release you should use Microsoft Visual C++ 2017 Redistributable Package for redistribution. You can download x64 version here.

MPlaylist

Fixed 'background::file::stat' property which was not working
Fixed crash on transition between items when transition type differs from 'Fade'

MLChargen

Fixed loading flash files with '?' symbol in a path

MFile

Improved audio quality when receiving network streams
Improved RTSP stream reconnect
Fixed internal buffer overflow when receiving network streams
Improved file duration calculation affected by "duration.recalc_on_open" property
Added dynamic rate control feature to improve network streams playback

MMixer

Fixed drops when webcam is being disconnected
Fixed borders bug when item is partly outside of the scene and borders width < 0
Fixed mask issue when image was used as input source

WebRTC

Fixed preview closing bug
Fixed WebRTC object closing when network was disconnected
Fixed peer mode checking

MFDevice_I

Disabled compilation optimization

MFDevice_DC2R

Updated DeltaCast SDK\Drivers to version 6.03
Fixed x64 compilation problem

1.7.1.9423 - June 20, 2017

MLive

Fixed losing "line-in" value after closing and opening live object
Fixed high CPU load when is selected as video device
Fixed FormatVideoGetCount() method. It was returning incorrect formats count when device was closed

MFile

Fixed in/out setting logic (e.g., if out position is out greater than file duration)
Fixed audio buffer overflow during receiving of RTSP stream with network errors
Fixed freezing issue after reconnecting to network stream
Added 'reset_buffers' property to handle network streams better

MWriter

Improved CBR mode for Nablet UDP streaming
Fixed DNxHD format settings

MFDevice_I_R

Fixed DevceShowProps method for Blackmagic devices. It will now start Blackmagic Desktop Video Setup utility
Fixed receiving of Line21 when AFD/ANC packet is found in frame
Fixed support for user bits in M_TIMECODE for Decklink cards

MFDevice_AJA2

Added Timecode receiving feature
Fixed isBusy parameter to prevent using the same output device multiple times at once. Now returning correct device state.
Fixed device closing bug when several AJA devices work simultaneously

MRendererNDI

Added YUY2->UYVY/HDYC conversion to handle input video from WebCams

MFOverlayHTML

Fixed some crash issues

WebRTC

Added H.264 hardware encoding (NVEnc) and single encoding for all outcoming streams
Added ability to capture incoming h.264 frames without decoding
Fixed deadlock bug during reconnect
Added events for indication of reconnect attempt
Added ability to enable/disable audio processing (previously processing was disabled)
Fixed MWebRTC_Plugin class dropping frames bug (when not logged in)
Added ability to disable auto-reconnect to signaling server

MFDeviceSCR

Added "capture.dup_max_count" property to re-initialize screen capture after an exact amount of duplicating frames (e.g. if screen capturing was interrupted by UAC message)

Articles in this section

2.6.1.12730 - October 3, 2021

Common changes

Local files and network streams playback

Files recording and network streaming

Graphics and frames overlay

2.6.0.12514 - August 17, 2021

Common changes

Input/Output devices

Local files and network streams playback

Files recording and network streaming

Preview

Graphics overlay

2.5.0.12344 - April 20, 2021

Common changes

Input/Output devices

WebRTC

Playlist management

Files encoding and network streaming

Files and network streams playback

Graphics and frames overlay

2.4.0.12239 - December 22, 2020

Common changes

Files and network streams playback

Input/Output devices

Encoding and Network streaming

Graphics overlay

Frame processing

2.3.1.12089 beta - September 29, 2020

Common changes

Video Mixing

Files and network streams playback

Encoding and Network streaming

Input/Output devices

Graphics overlay

Playlist management

Frame processing

2.3.0.11963 - July 3, 2020

Capture and playback devices

ScreenCapture Engine

Local files encoding and network streaming

Files and network streams playback

Playlist management

Video mixing

Graphics overlays

Frames processing

2.2.2.11856 beta - April 22, 2020

Files and Network streams playback

Network streaming and local files encoding

Capture and playback devices

Video mixing

Playlist management

Frame processing

Graphics overlay

Preview

2.2.1.11747 beta - February 13, 2020

Common changes

Files and Network streams playback

Network streaming and local files encoding

Capture and playback devices

Video mixing

Playlist management

Chroma Key

Graphics overlay

Preview

2.2.0.11586 - December 11, 2019

Common changes

Preview

Character Generator

Frame processing

Files encoding and network streaming

Files and network streams playback

Playlist management

Video mixing

Capture and playback devices

HTML5 Overlay plugin & WebCapture

2.1.0.11397 beta - October 10, 2019

Minor hotfixes

2.1.0.11394 beta - October 9, 2019

Hotfix