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Zond 265 Changelog

What's new in Zond 265 4.5.1904.1

Apr 10, 2019
  • Features:
  • Updated AV1 decoder (Windows version, compatible with reference software AOM 1.0.0, commit date 2018-12-25, 9b1252eab0616d2c1f6d7990c6256441c0b6483f)
  • Added support of MP4 and MPEG Dash files with AV1 video (Windows version)
  • Fixes:
  • Decoding artifacts on some files with AVC video
  • Crashes on files with multiple slices AVC video
  • Opening files with non-ansi characters in path
  • Crashes on positioning during VMAF values calculation
  • Incorrect VMAF values on files with interlaced HEVC video
  • Decoded picture overlays scaling on high DPI displays

New in Zond 265 3.1.1603.16 (Mar 17, 2016)

  • Fixes:
  • MP4 file cannot be opened if some of its frames have size more than 2 MB
  • Problems with license activation if license file was assigned to disabled network adapter

New in Zond 265 3.1.1603.3 (Mar 4, 2016)

  • Features:
  • Support of MP4 (MPEG-4 Part 12) file format for HEVC/H.265 and AVC/H.264 video streams
  • Fixes:
  • Wrong preview picture on frames with dimensions not multiple of 4

New in Zond 265 3.1.1602.12 (Feb 17, 2016)

  • Features:
  • Increased speed with translucent overlays of the image of encoded file (PU, TU, QP, Bits, RefIdx, PSNR) for high-resolution files: the mapping, scaling, response to mouse movement
  • Added data in the generated report in the console mode: average PSNR and SSIM for the whole file, file size, duration, bitrate
  • Fixes:
  • PDF specification file was not displayed
  • Extra blank lines in the report file was removed
  • Fixed the crash on files with the data of HRD model if there are some pic_timing SEI missed
  • Fixed a problem with opening a HEVC file if it does not begin with a key frame with a large value of the Picture Order Count
  • Displaying of an error message when opening an unsupported file
  • The current marker was not updated sometimes

New in Zond 265 3.1.1509.22 (Dec 29, 2015)

  • Features:
  • Frame Stats tab displays Luma/Chroma Intra Prediction Mode Statistics
  • Intra Prediction Mode Statistics report from CLI
  • Zond 265 now launches in NW.js runtime instead of web-browser

New in Zond 265 3.1.1508.28 (Oct 20, 2015)

  • Features:
  • Frame Stats tab displays Luma/Chroma Intra Prediction Mode Statistics
  • Intra Prediction Mode Statistics report from CLI
  • Zond 265 now launches in NW.js runtime instead of web-browser

New in Zond 265 3.0.1506.17 (Oct 20, 2015)

  • Features:
  • HEVC stream validation conformance according to the specification in GUI and CLI available
  • Compatible with the reference software HM 16.5
  • New HRD building mode. CPB fullness analysis based on SEI messages of the stream
  • GOP length statistics
  • Expansion of NAL unit headers in Bitstream tab
  • Specific highlight of key frames on Frame Bars tab
  • Simplified management of personal and floating licenses activation
  • Added GUI managing to license server ( before only CLI was available )
  • Added information to clients which IPs uses ZOND currently (for floating license)
  • No need any more write access to "Program Files" for activation

New in Zond 265 2.0.1412.26 (Oct 20, 2015)

  • Features:
  • HEVC stream errors detection. Available in an “Error” tab and as CLI report
  • Mac OS X version of ZOND for HEVC streams
  • Support of MPEG-2 Transport Stream for HEVC/H.265 and AVC/H.264 streams
  • H.264/AVC support in a release mode
  • Compatible with the reference software HM 16.2
  • Support of 4:4:4, 4:2:2, 4:0:0 chroma format for HEVC
  • Support of 10 bits video compression for HEVC
  • Delivering Short Term Reference Picture Set in Frame info Tab
  • Optimized CLI reports generation process for more than one simultaneous reports per run

New in Zond 265 1.9.1410.9 (Oct 20, 2015)

  • Features:
  • Compatible with the reference software HM 14
  • 4K big optimization. 5 times faster handling UltraHD 4K files. Testing PC Intel Core i7-2600 3.4GHz, 16GB RAM, Windows 7 x64 comparing with 1.8.1407.29
  • H.264/AVC video elementary streams supported in a beta mode
  • CLI reports can have now CU data for entire frame, frame and stream statistics
  • Saving as a YUV files different stages of picture decoding in command line mode: final, after deblock, before deblock, residual, predicted
  • Resizable layout. Now it can be shrinked with no minimal size of a width
  • Fixes:
  • If a stream had cropping requirements, wrong quality metrics would be calculated
  • Quality metrics were not calculated if YUV file had 1 frame
  • It could crash if two different HEVC files were loaded in two ZOND instances / browser tabs
  • Some streams errors handling added
  • Fixed table sorting in a Frame Stats tab
  • Wrong scrolling when expanding bitstream header
  • Info about pixel number predicted from a definite reference picture is missed
  • Sometimes navigating through HEX hanged Zond
  • Sometimes headers values contained garbage

New in Zond 265 1.8.1407.29 (Oct 20, 2015)

  • Features:
  • Quality estimation comparing original YUV file with preloaded HEVC file by PSNR and MSSIM metrics
  • Quality graph to show separate PSNR /MSSIM values for separate Y, U,V channels Visual map of PSNR for a frame coded tree blocks (CTB)
  • HEVC specification quotes for most of syntax elements. Just put a mouse pointer to any element name and get an information scope or open a specification at the necessary place (the specification should be downloaded and placed to a necessary folder)
  • Command line interface for quality estimation
  • Showing a residual picture type
  • Playback ability enabled
  • Copying a bitstream slice in detail to a clipboard
  • Compatible with HM13 and previous HMs starting from HM 10.01
  • Floating license server shows names of PCs / IP addresses of a current users
  • Fixes:
  • Optimized HEVC files opening and processing. It works 50-60 % faster than previous version
  • Improved Zond operating stability. Fixed many crashes and hangs
  • Improved last frame navigation in case it is not complete
  • Fixed. TU partition was sometimes shown overlapped
  • Fixed. Wrong handling of frames with negative POC after IDR

New in Zond 265 1.5.1312.05 (Oct 20, 2015)

  • Features:
  • Hex viewer displays file contents in binary and hexadecimal formats with the abilities to search and navigate.
  • Hex pannel is fully movable, resizable and hidable.
  • Hex viewer is synchronized with a bitstream tab and highlights header blocks and bitstream header bits. It has been significantly optimized compared to betas and demos.
  • Added the support for reading HEVC streams from MPEG transport streams in a beta vesion.
  • Compatible with the reference software HM 12.1.
  • Fixes:
  • Opening file procedure was optimized. Now it works faster for large files.
  • Optimized action responses for large files: mouse clicks, data showing.
  • 1 frames stream could not be opened.
  • Open file dialog has now OnTop property as it happened that is didn't arise.
  • Calling a nonexistent file from a history didn't deliver an error.
  • Hanging on some large files.
  • Crashes on some files.
  • Display order was shown incorrectly if slice_pic_order_cnt_lsb had some skips.
  • Changes:
  • Stream statistics parsing moved to a separate procedure. It is managed in Stream Stats tab. Can be paused and resumed.

New in Zond 265 1.4.1306.20 (Oct 20, 2015)

  • Features:
  • Compatible with reference software HM 11

New in Zond 265 1.4.1302.18 (Oct 20, 2015)

  • Features:
  • Compatible with reference software HM 10
  • Shows video parameter set (VPS) structure
  • Shows supplemental enhancement information (SEI)
  • Extended stream statistics - CU types, Reference pictures, Intra/Inter PU sizes, TU (Y / Cb / Cr) sizes
  • Sorting frame / stream statistics elements (residuals, mvd, etc.) by default order or by percentage
  • Shows a progress while file loading / parsing
  • Changes:
  • A zoom mode changed. A filter was applied that altered visual pixels in a picture zoomed in. Cancelled
  • Zond is now automatically launched in Google Chrome (if installed) despite of what browser is default one.
  • New values in fields of HRD Buffer (bitrate, framerate. etc. ) are updated by Enter keyboard button (as well as by “Rebuild”)
  • “Recent Files” drop-down list is not any more closed if a mouse pointer goes up
  • Fixes:
  • Sometimes if to close Zond browser tab, the process was not killed and remained running
  • Sometimes Intra 64x64 blocks were depicted with incorrect additional subpartition at PU / CU overlay grid

New in Zond 265 1.3.1212.4 (Oct 20, 2015)

  • Features:
  • Compatible with reference software HM 9.1
  • Picture tiles partitioning bounds. Layout menu-> "Tile Boundaries" button
  • Tile index information in CU tab
  • Stream statistics. Bitrate, average frame size, I/P/B frame size
  • Performance optimisation while stream loading
  • Extended frame statistics (frame stats tab). Compression efficiency: number of bits, bits per bin, bits per pixel, compression ratio, motion vectors per pixel