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MPlatform SDK release notes

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Alexander Bashlykov
  • Updated

1.7.15.10276 beta - September 5, 2018

Common

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

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

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)
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