Version History

New in this release:

  • VDCK-2942 - Microsoft Windows 7 and Server 2008 are no longer supported. Vidchecker 8.2.0 requires Windows Server 2012, or Windows 10 or newer.
  • VDCK-2299 – Dolby Vision Metadata Validation support added to the HDR test. This allows customers to ensure their files have been encoded correctly. Compatible with DoVi 2.0.5 and 4.0.2 metadata.
  • VDCK-2081 – SDR in HDR test gives customers the ability to see how much of their content is actually using the full HDR luma range.
  • VDCK-2937 – Overhaul of Letterbox/Pillarbox detection algorithm to improve the accuracy of results, as well as provide a user configurable gate length.
  • VDCK-2978 – Added the ability for the user to use “$i” as a token to output Task ID when building a report output filename.

Improvements in this release:

  • VDCK-2965 – Internal decoder upgrades for more reliable format support.
  • VDCK-2843 – Updated “video level defaults” on admin tab based on EBU and DPP specifications.
  • VDCK-2855 – Improved accuracy of thumbnail preview for Advanced GOP length test.
  • VDCK-3007 – Improved MXF tests to support RDD9 verification.
  • VDCK-2817 – Improvements to the way GOPs are reported.
  • VDCK-2854 – MPEG-2 Transport Stream re-encoding improved.
  • VDCK-2540 – Increased reliability opening IMF packages.
  • VDCK-2913 – FFV1 metadata reporting reliability improved.
  • VDCK-2904 – Improved MXF Op-Atom re-encoding reliability.
  • VDCK-3003 – Digital Silence now compatible with audio only files.
  • VDCK-3008 – Improvements to Avid J2K and DV100 format decoding.
  • VDCK-3009 – Improvements to MKV file decoding.
  • VDCK-3024 – Start Timecode test accuracy improvements.
  • VDCK-3032 – Fixed Vantage connector PDF/XML naming pattern.
  • VDCK-3042 – Fixed corrupt frame test timecode reporting.
  • VDCK-3051 – Fixed inaccuracies in container timecode reporting.
  • VDCK-3134 – Improved MPEG-PS re-encoded output bitrate matching.

Known issues in this release:

  • VDCK-3124 – GLIM integration will not function correctly if any “LocationAliases” are set within GLIM player. These values must be left at default for the integration to work.
  • VDCK-3061- After upgrading to v8.2.0 from an older version (pre 8.1.3), when viewing previous task results there may be some AS11 metadata information missing from the report. Any new jobs processed will contain all relevant report information.
  • VDCK-2629 – Audio Bit depth correction will only correct to 16 or 24bit outputs.
  • VDCK-2837 – Setting a custom black level when performing black frame correction will trim the corrected output as the clip leads in or fades out, depending on where you set the custom black level.
  • VDCK-2625 – When running Vidchecker as a Windows service, mapped drives do not show in the file browser by default. Instructions have been added to the Help documentation.
  • VDCK-3201 – If an IMX input file has an invalid/non-standard framerate, the corrected output will not be encoded.
  • VDCK-3209 – When re-encoding XDCAM35, the output file bitrate may not match the input.

New in this release:

  • VDCK-2553 – Integration with Telestream Switch Player, allowing users to see a list of Vidchecker alerts as Switch Flags.
  • VDCK-431 – Support for decoding unencrypted DCP packages.
  • VDCK-849 – Detect whether there are dead pixels present in the video. Correction also available.
  • VDCK-2256 – Detect if SMPTE-328 track is present and contains data.
  • VDCK-2629 – Audio bit-depth correction.
  • VDCK-2391 – Templates for PBS Operating Specification included with product.
  • VDCK-2476 – Support for FFV1 file decoding.
  • VDCK-2477 – Support for FFVHuff file decoding.
  • VDCK-2346 – New Help documentation hyperlinks in the GUI.
  • VDCK-2514 – Full support for AS-11 X1 (UHD) compliance testing.
  • VDCK-2834 – Added new video level correction algorithm, "Legaliser" mode. This is selectable in the template configuration.
  • VDCK-2397 – Support for dialog-gated loudness measurements.
  • VDCK-2294 – Added a custom "name" field when creating audio groups.
  • VDCK-2896 – Support for Windows Server 2019.

Improvements in this release:

  • VDCK-1553 – Add awareness of ITU-1770-4 multichannel weights to our existing loudness tests.
  • VDCK-2627 – Detect if a duplicated MOOV atom is present in QuickTime files.
  • VDCK-2568 – Improvements to ARD/ZDF MXF profile re-encoding.
  • VDCK-2640 – Improvements to the Mean Phase detection test.
  • VDCK-2363 – Improvements to the black frame detection.
  • VDCK-2471 – Variable sensitivity setting for freeze-frame test added.
  • VDCK-2469, VDCK-2470, VDCK-2496 – Improvements to MPEG-2 Re-Encoding.
  • VDCK-2615 – Channel position test updated to accommodate 7.1 channel labels.
  • VDCK-2619 – A warning is given before users can restore templates.
  • VDCK-2555 – When displaying AS-11 descriptive metadata, "Total Programme Duration" and "Part Duration" have been changed to display the value as timecode.
  • VDCK-2571 – Users can now use the "$n" token to represent filename when building output name string.
  • VDCK-2442 – Detect and alert when blanking changes.
  • VDCK-2394 – JPEG2000 decoding now included with CK-BASE license. Old part numbers have been deprecated.
  • VDCK-2394 – Support for DNxHD re-encoding introduced.
  • VDCK-2624 – Improved accuracy of Dolby-E loudness measurements.

Known issues in this release:

  • VDCK-2629 – Audio Bit depth correction will only correct to 16 or 24bit outputs.
  • VDCK-2837 – Setting a custom black level when performing black frame correction will trim the corrected output as the clip leads in or fades out, depending on where you set the custom black level.
  • VDCK-2625 – When running Vidchecker as a Windows service, mapped drives do not show in the file browser by default. Instructions have been added to the Help documentation.
  • VDCK-2813 – Support for Microsoft Windows Server 2008 and Microsoft Windows 7 will be discontinued in our next major release, v8.2.0. Please plan to update any Vidchecker systems by this point.
  • VDCK-2930 – Some of the GOP tests may not function as per functionality in previous versions. We are aware of this, and are investigating potential solutions.

New features

  • Improved format support:
    • DNxHR
    • ProRes 4444 XQ
    • DNxHD/DNxHR in MXF (SMPTE ST 2019-4:2009)
    • ProRes in MXF (SMPTE RDD 44)
    • DPX and OpenEXR image sequences
    • JPEG 2000 improvements
    • 32-channel audio
  • Removed non-native (QuickTime/DirectShow) open methods.
  • Removed Audio Channel Mapping feature (contact qcsupport@telestream.net for assistance migrating templates).
  • Removed transcoding functionality: the output format is now either "same as source" or the Telestream Intermediate Format (TIFO).
  • PSE certificates generated for a wider range of input formats.
  • PSE test updated for new DPP standard (Standard (2018): 3.5 flashes, 25%).
  • Improvements to the Digital Dropout test.
  • AS-11 UK DPP metadata displayed in Results tab.
  • Support for pass-through of SMPTE ST 436 captions.
  • Playback using Telestream Switch player from Vidchecker now supported.
  • GUI improvements for result navigation and file browser navigation.
  • GUI improvements for manipulation of multiple Tasks.
  • Additional Watch Folder support to allow exclusion of certain file types.
  • Configurable server timeout functionality for stuck Tasks.
  • Separate Enhanced Syntax test for container and elementary streams.
  • Improved support for decoding JPEG 2000.
  • Improved Vidchecker plugin support for Vantage.
  • Improvements to the HDR standard conformance checks.
  • Performance improvements for UHD.
  • Increased flexibility in audio test layout.
  • Improvements to Grid system error reporting.

New features

  • HDR standard conformance checks, including measurement and testing of MaxFALL/MaxCLL for HDR10.
  • Added a 'Media Offline' test to detect Adobe and Avid Media Offline messages.
  • Added a Nielsen watermark detection test.
  • The Black Frame test can prohibit black frames at the start and/or end of a sequence.
  • The Video Segment Detection test can now look for black AND silent sections.
  • Report and test HEVC/H.265 profiles and levels.
  • Added some extra frame sizes to the Frame Size test (2K/4K/UHD).
  • New licensing system. Replaced Sheriff licensing with Telestream's licensing technology.
  • API changes to separate Watch Folder operations from Task operations.
  • API documentation and code samples are now included with the standard Vidchecker installer.
  • Installer always prompts for installation directory, even if Vidchecker is already installed.
  • Improvements to Letterbox/Pillarbox test sensitivity.
  • Improvements to the Digital Dropout test.
  • Improvements to the Freeze Frame detection algorithm.
  • Improvements to the Field Order algorithm.
  • New poor cadence patterns detected and warned about.

  See full release notes

New features

  • Added Netflix Photon test for validation of Interoperable Master Packages.
  • Added new Templates for:
    • UK DPP HD version 5.0
    • AMWA AS-11 (X1, X8 and X9) - These are work-in-progress as the standards are not yet finalized
    • iTunes
    • Amazon Prime
  • Digital Silence test now performs correction (i.e. to mute its input).
  • Video Levels tests (RBG) can use the new 'digital' EBU R103-2016 transient filter.
  • Added detection of OP-47 captions.

New features

  • Support for HDR colour space ITU Rec. 2020
    • Vidchecker and Vidchecker-Post will now detect when content is in the ITU Rec. 2020 color space and adjust tests accordingly. This is of interest to anyone creating or working with content for HDR consumption
  • Added AMWA AS-10 templates
    • Added templates based around Canal + version of AMWA’s AS10 specification. This will impact anyone delivering content to French Broadcasters
  • Updated suite of ARD/ZDF templates for v1.1 of IRT MXF profiles
    • ARD/ZDF testing is key for anyone concerned with delivering content in the German market
  • Vantage integration
    • Vantage will notify you if your file is corrected by Vidchecker
  • Improved validation for Templates and Admin Tab settings.
  • Vamp may be launched from the web GUI and displays alert details.
  • Reports can be generated in the Input Folder alongside the asset under test.
  • Installer gives choice of getting a trial of Vidchecker or Vidchecker-post.

New features

  • Multi Lingual Alerts
  • All Vidfixer corrections now available in Vidchecker
  • IMF validation of metadata and essence
  • Automatic Video Segment Detection
  • Audio Peak Attenuation for R128 correction
  • Speed ups in correction and checking
  • Transcoding added to Vidchecker
  • Correction of Layout added to Vidchecker

New features

  • Added display of spatial location of errors
  • Added generic coloured frame test
  • Additional MXF syntactical checks and reports on these
  • Substantial extension to generic MXF metadata checks
  • Substantial updates to ARD/ZDF and DDV2 NPO MXF tests and Templates
  • Added audio tones tests for ‘BLITS’, ‘GLITS’ and EBU test tones
  • Added info alerts for maximum Momentary and Short term loudness
  • Additional options on the report filters
  • Multiple small UI enhancements

New features

  • ProRes re-encode
  • ProRes syntax checking with Enhanced Syntax Check
  • Telestream Vantage agent status changes
  • Unicode in PDF paths
  • Changes to Dolby Dialnorm correction

New features

  • Added template tab for generic MXF metadata attribute tests
  • Added ARD/ZDF German and DDV2 NPO Dutch standard templates
  • Added support for EBU R128 Short Form content and ARIB TR-B32 loudness
  • Support for DNxHD185X in OPAtom and Canopus codecs [with 3rd party s/w]
  • Added SMPTE RP219:2002 / ARIB STD-B28 colour bars check
  • Added UI ‘dark mode’ (for use in darkened rooms) and other user-switchable style sheets
  • Added Viewer level password
  • Added compact view mode in Results tab (for viewing many alerts)
  • Multiple performance improvements, incl. audio only decode (in files with video)
  • Multiple smaller additions (e.g. support for BWAV timecodes, checks for mixed data rates [relevant for Avid], checks of CAVLC/CABAC for AVC/H.264 & HEVC/H.265)
  • Multiple small UI enhancements (e.g. menu top right, incl. UI options)

New features

  • Update of DPP templates to DPP spec 4.3
  • AMWA AS-11 DPP certified (Mar 2015)
  • Updated Netflix templates
  • PSE algorithms updated to PSE V5.0
  • PSE certificate included in reports
  • User notes can be appended to individual alerts
  • Report filenames user definable
  • Audio channels positions test for surround sound tracks
  • Reference files over network

New features

  • Support for HEVC/H.265 video codec
  • Extended support for 16-channel audio (including combining channels for test without channel mapping)
  • Updated Netflix templates
  • Progressive video display of test progress – current video frame being tested
  • Multiple report formats
  • Multiple small UI enhancements

New features

  • Test and correction of multiple loudness modes concurrently (I-mode, S-mode and M-mode)
  • Multiple mono audio track detection
  • Update of DPP templates to DPP spec 4.1
  • Additional visual drop-out detections
  • Test for breaks in 2:3 cadence pattern
  • Minor improvements to UI (e.g. report options)