Category: Desktop

Fix issue in fixed volume when output mode is PCM. Fix crash issue on Windows. Minor bug fixes. Component updates.

Preliminary support for PDF booklets on local library and Qobuz. New special optimized fixed volume setting. Fixed WavPack streaming. Important bug fixes.

EC-ul/light/fast/super modulator optimizations. Component updates. Minor fixes and compatibility improvements.

Fixes performance regression by moving back to AVX2-only build.

New breakthrough in modulator design, reworked EC-ul/light/super modulators for notably improved quality. New EC-fast modulators. New sinc-Lh and sinc-long-h filters with improved quality and lower load. AHM modulator tuning. Icon scaling improvements in Client for better display fit. Improved support for ARM big.LITTLE architecture. Support for Nvidia Blackwell architecture. Fedora support updated to FC41. Windows…

Hotfix for Apple M4 CPUs where certain modulators misbehaved.

Support for output to multiple devices through “combo” backend. Option to select album or track replay gain for playlists. Improved support for light/dark mode. Fixes for DSD input through NAA. Low delay mode improvements. Server GUI improvements. Bug fixes, various minor improvements, component updates.

Freewheel mode is now supported also on local library. Minor bug fixes. On Windows two new shortcuts to force light or dark mode on the server application.

Support for volume leveling based on content analysis. Improved library scanning progress display. Improved core allocation algorithm especially for AMD CPUs. Component updates. On Windows, please remember to uninstall old version before installing a new one!

Support for running analysis on library music content for true peak and RMS levels, loudness, and need for an apodizing filter. Added display of analysis information from the library to Client. Log file export feature. Translation handling fixes. Minor fixes and improvements. Component updates.

Improved support for translations. Bug fixes and component updates. Support for Ubuntu 24.04 LTS / Linux Mint 22.

Experimental support for GPU selection / multi- GPU. Option also for 2 or 4 pipelines. Bug fixes and component updates.

Cloud based DAC correction data. Indicate DAC correction status over control API and in HQPlayer Client. Component updates.

Bug fixes.

New major feature; DAC specific output signal corrections! Minor Client improvements.

Option for switching Client into fullscreen mode. Fixed a Client window size adjustment regression and Qobuz login regression on Windows.

Several Client user interface updates and improvements. Add option for running pre- processing before or after metering. Bug fixes and component updates.

Make number of DSP pipelines configurable. Improve album sorting in Client. Update Fedora support to FC39. Ubuntu packages renamed. Number of small improvements, bug fixes and component updates.

Option in Client to control GUI transparency. Fixed a regression with NAA v4 inputs.

Support for NAA v5 protocol. Detection for apodizing errors in upsampled content. Small fixes and improvements.

Bug fixes.

Support for using E-cores as offload processors on Linux and Windows. Add log viewer dialog to the Desktop server. Add auto rate detection URI. Client now auto-(re)connects to the last used server. Minor Client GUI adjustments. Bug fixes.

Support for playing tracks in random order from streaming services. Add genre selection to Client. Minor interface improvements in Client. New ultralight EC modulators for low power hardware, such as Raspberry Pi 5. Support for buffer level information. New low delay mode. Processing block size adjustment. Bug fixes and component updates.

Improved support for NAA input features.

IIR to FIR delay compensation. Support for changing filter/dither/modulator on the fly. Add support for changing input rate through control API. Support for LosslessSwitcher on macOS.

Two new experimental hybrid multi-level modulators for DSD1024+. Added option to convert parametric EQs to a convolution EQ. Added option to adjust engine idle time and fully enable idling feature. Component updates and bug fixes.

Maintenance release. Redesigned IIR filter. Performance improvements, bug fixes and component updates.

Enable number of PCM filters for SDM oversampling. Redesign IIR filter and add new IIR2 filter. Extended set of halfband filters. Make sinc-short/medium/long filters two-stage for SDM outputs. Setting for FFT filter length. Performance optimizations. Component updates and bug fixes.

Support for controlling favorite status of currently playing track, support for selecting spectrogram palette, support for Qobuz auto-play (radio) and suggestions (dynamic content). Qobuz playlist maintenance support. Performance improvements, minor light modulator tuning, fixes for new AutoEq parametric filter specs, attempt to reduce timeout errors when source is Roon. Component updates and bug fixes.

First order low-pass and high-pass parametric EQ filters. Parametric EQ compatibility improvements. Reduced CPU requirements for Client on Windows and macOS. Core Audio compatibility improvements on macOS. Additional shortcut on Windows to start with dark mode support partially disabled. Component updates and bug fixes.

Several new filters and modulators, extended source content analysis and output metering, new CUDA offload capabilities, metring display in Client, GUI improvements, RaspberryPi4 supported as a new platform.

Performance improvements, especially for cases when huge filters or convolution is run on CPU. Option to control playlist elide side on Client. Fixed CD playback on macOS. Minimum required OS version on Intel Macs is 10.15. Component updates and minor fixes.

Small fixes and improvements. Component updates.

Added delay plugin to matrix processor. Improvements to volume spinner in Client. CUDA 12 support with improved support for Lovelace and Hopper. CUDA support enabled on Fedora 36 build. Workaround for macOS Ventura on Intel silicon USB audio problem. Component updates. Small fixes and improvements.

Minor networking improvements for streaming. Bug fixes, especially related to track switches in certain cases.

Bug fixes.

Automatic input rate switching with RME HDSPe AIO also on Windows. Increased number of channels/pipelines. New optimizations and adjustable block size. Support for new generation of Nvidia GPUs. Support for favorites, on local library and Qobuz. Improved support for inputs, especially over NAA. FLAC update to support higher sampling rates and up to 32-bit word…

Streaming improvements, especially for Qobuz. Freewheel mode is now default on new installations. Bug fixes and component updates.

Bug fixes and component updates. Core usage improvements in certain cases.

Bug fixes and component updates. Note! This is last release to support Ubuntu Focal and Fedora 35. Next release will be for Ubuntu Jammy and Fedora 36. This release works on both Focal/Jammy and 35/36.

Two new band-limiting SDM integrators. Possibility to select 1x and Nx filters separately in Client. Bug fixes.

Re-enable full internet buffering also for local network raw streams. Fix regression with Intel CPUs (improved hotfix).

New SDM integrator, three new DSD-to-PCM conversion noise filters. 20 kHz PCM source noise/distortion cleanup filter. Engine idling enabled also on Desktop. Component updates and bug fixes.

Hotfix for Windows version of HQPlayer 4 Desktop 4.18.0 to work around out of memory error with Intel CPUs when multicore-DSP is set to Auto or Disabled.

Small change to multicore DSP full case. Optimize IIR EQ loaded from text file. Disable stream buffering for raw streams. Flag explicit content on Qobuz.

Add new XFi SDM rate conversion algorithm. Bug and compatibility fixes.

Add new poly-sinc-gauss-hires and sinc-Lx filters. Performance optimizations for EC modulators.

Support for arbitrary precision math. Component updates, minor improvements and fixes.

Workaround for certain buggy XMOS USB firmware versions. Minor bug fixes.

Support for uploading playlists from Client. Support for managing server-side stored playlists from Client. Component updates and bug fixes.

Support for newer REW 5.20 EQ parameters. Matrix pipeline fixes. New input ramp and tuned output ramp. Minor optimizations.

Stream buffering controls in Client. Minor tunings and bug fixes.

Stream buffering improvements. Bug fixes.

Small improvements and bug fixes. This is slow release available under “Other downloads” button.

Support for highresaudio.com Streaming and Qobuz streaming services in HQPlayer Client. New CPU core allocation algorithm. Preliminary support for 12th Gen Intel CPUs. Component updates and bug fixes.

Support for MP3 format, including ICEcast streaming. Support for PCM gain compensation. New ASDM5ECv2 and ASDM7ECv2 modulator variants. Support for RIAA EQ plugin. Support for TYER/TORY ID3v2.3 tags. Control API improvements. Streaming improvements. Sound quality improvements. Bug fixes and major component updates. CUDA support also on Fedora.

Support for control API authentication and secure URIs. Component updates. Bug fixes.

Add support for loudness post-process plugin. Add support for raw IIR biquad EQ. Component updates. Bug fixes.

Bug fixes and component updates.

Bug fixes.

New poly-sinc-xtr-short and poly-sinc-gauss filters. Improved apodization analysis. Bug fixes.

Bug fixes.

Detector to indicate need for an apodizing oversampling filter. New poly-sinc-ext3 and constant time sinc-Mx filters. Fine grained volume adjustment using spinbox. Support for HTTPS network streams. Bug fixes.

Support AutoEq headphone parametric corrections. Add artist type selection to Client playlist editor view. Bug fixes.

Extend DSP initialization cache coverage. Optimizations and bug fixes.

DSP initialization cache for most time consuming tasks. New special build for Ubuntu and Fedora, optimized especially for latest AMD (and Intel) CPU models. Bug fixes.

Add support for reading RoomEqWizard filter export text files to matrix. Add browse button for selecting WAV and txt files for matrix. Fix IIR upsampling filter initialization. Fix graph plotting when matrix is not enabled. Component updates.

Improve NAA playback start/stop reliability. Small NAA streaming optimizations.

Fixed occasional NAA playback start problem. Corrections to IIR syntax in manual.

Add two new SDM integrators and one new DSD noise filter. Split magnitude and phase responses to separate plots in matrix. Improved performance when streaming to a NAA. Component updates and bug fixes.

Support for embedded cover images in WavPack files. Performance improvements and updated auto-tunings for Apple Mx / ARM64 silicon. Bug fixes and component updates.

First native build of HQPlayer for Apple’s new ARM-based Mac CPU.

Rework of matrix plugin system. Independent convolution engine and matrix convolution. New IIR parametric equalizer plugin for matrix. Support for WavPack format for both PCM and DSD. Component updates, minor bug fixes and performance improvements. OS support updated to macOS 10.14, Ubuntu 20.04 LTS and Fedora 33.

Component updates, some minor performance improvements and bug fixes. Note! Requires Nvidia display driver update for CUDA!

Add quick pause option to use old style simple silence pattern. Add short buffer option to use half size FIFOs for reduced delay. Bug fixes and small GUI improvements.

New pseudo-multibit AMSDM7EC modulator for certain DACs at x512 rates and above. Bug fixes and component updates. CUDA support discontinued on macOS.

New sinc-L filter and bug fixes. On macOS access to audio inputs is requested immediately at application startup time. Merging RAVENNA verified on Windows and macOS.

Fixes regression in minimum phase filter initialization. Add splitter between pipeline and postprocess in matrix dialog. Small fixes.

Add support for ReplayGain 2.0 metadata specification, album gain can be applied when loaded in album mode, in playlist mode track gain can be applied. Add new sinc-S filter. Add PlayNextURI and SetAdaptiveVolume methods to the control API. Improve algorithm to combine multiple convolution filters. Parallelization consistency improvements. Bug fixes.

Support for chaining multiple convolution filters. Support for changing convolution algorithm and HF-expansion in pipeline matrix. Post-process support in pipeline matrix, with Bauer headphone cross-feed. Various metadata handling fixes. Component updates, small bug fixes and improvements.

Change output stream start/stop handling. Metadata handling fixes.

Error and warning log entries are now shown on status bar in the main window. Improved cover flow and artist list sorting in client. Improved handling of detached cover art when scanning library. Improved parallelized DSD conversions. Improved thread management. Input handling improvements. Support disc numbers in metadata. Small bug fixes and improvements.

Improve Direct SDM indication towards clients, support relative paths in playlist files, add invert, random and repeat functions to the Client. Number of small improvements and fixes.

Support for NAA protocol version 4, including inputs. Metadata handling improvements, including support for composer as a separate tag and rework ID3v2 mappings. Improved search flexibility and fixes in Client. New 15th order linear PCM noise shaper designed specifically for 16x output rates. Various bug fixes.

Small CPU core allocation tunings and fixes.

Component updates and bug fixes. Also includes further fine tuning of core allocations.

Bug fixes and component updates.

Various small fixes and updates.

Fix failure on input device definition without explicit channel count. macOS package is now notarized for Catalina. Ubuntu packaging updates. Debian Buster package build of Client for 32/64-bit ARM (armhf/arm64).

New poly-sinc-long filters to fill the gap between poly-sinc and poly-sinc-xtr/ext2. Added support for CD playback on macOS. Support for matrix pipeline configuration profiles that can be switched remotely. New stream buffering implementation for Roon and other streaming sources. NAA protocol handling fixes. CPU core allocation improvements with better SMT support. Various fixes and component…

EC modulator optimizations, CPU core allocation optimizations. Volume management fixes for Direct SDM.

Three new very high accuracy modulator variants added. Improved search functionality in Client. Various bug fixes and component updates.

Various bug fixes and usability improvements. Also includes improved NAA connectivity. Control API fixes and improvements.

Fixes a glitch when starting playback using DoP with ALSA backend on Linux. Package version 3.25.4-86, please reload product page and download new package.

Component updates, fixes and small improvements.

Various bug fixes and usability improvements.Note! Changes to DirectSDM behavior with volume control, please check your settings and volume!

Various bug fixes and usability improvements.

Fixes control interface connectivity issue in certain cases.

Maintenance period will last at least for a year.

New client-server model with a separate client/control application. Server side graphical interface has been streamlined. Support for realtime audio inputs. Support for separate filter selection for 1x source rates and higher rates. Client application can be also used with HQPlayer Embedded. Various improvements to the control API. Upgrade discount coupon codes available for existing customers of HQPlayer…

Fixes regression in ALSA format selection on Linux. Package version 3.25.3-84, please reload product page and download new package.

Support for IPv6 NAA connections on macOS. Support for linear gain scale factors in pipeline matrix, including negative factors for phase inversion, allowing creation of various stereo multichannel matrix encode/decode, such as M/S stereo. More flexible output format selection to allow use of 16-bit output formats to reach higher sampling rates on macOS for example.…

Bug fix and component update release. Fixes number of bugs, including some crashes.

Updates DSD-to-DSD rate conversion algorithm. Fixes regression where matrix initialization fails without convolution filter.

Option for extracting embedded cover art when detached cover art is missing. Small user interface improvements. Support for CUDA 10 and new GPU hardware variants (requires latest drivers). On Linux this is first release built for Ubuntu 18.04 LTS (Bionic Beaver). Menu options for removing license key and clearing data. Number of bug fixes.

Two new filters, poly-sinc-ext2 with special two stage design for SDM output and sinc-M one million tap sinc-filter. Old “sinc” filter has been renamed to more descriptive “ASRC”. Optimizations to CIC integrator for lower CPU load. New control interface methods to switch between time display modes.

New “mega” variants of closed-form filter with one million taps for PCM and 16 million taps for SDM, these filters work great on GPUs too. Updated GPU support and some other minor updates.

Added support for custom “ALBUMARTIST” tag in FLAC. Improved search with track names. Fixed problem running Linux version on AMD CPUs.

Improved usability of touch interface for mouse use with view flick zones on edges and scroll bar on the cover flow, all together with a small facelift. Setting multicore DSP to enabled now goes full-on with all cores allowing small experimental tuning versus core allocation of auto-mode when operating on the edge of CPU capabilities.…

Both touch and desktop interface can now be kept visible simultaneously when full-screen mode is disabled. CUDA framework update to version 9.2, requires latest display drivers. Various performance optimizations and tunings.

Small bug fixes and performance optimizations.

Small user interface tweaks, support for date metadata for remote control applications, update “invisible” metadata on rescan and number of bug fixes.

Fixes regression with certain types of impulse response WAV files for convolution engine. Adds more metadata fields to the library data for control API purposes.

Fixes and improvements in the control API. CUDA updates and tunings, now it is also possible to offload only convolution engine. Other small improvements and fixes.

Fixes regression on handling 64-bit floating point WAV files. Also fixes closed-form filter misbehavior on certain GPU configurations (1080Ti). Cleans up filter, dither/modulator and rate settings when automatic output mode switching is used, this also cleans up the reported status information towards control applications.

Fixes and extensions to the control API functionality with better support for remote control applications like HQPDcontrol! Support for large RF64 (EBU Tech 3306) WAV files used for hires content. Split HQPlayer configuration and library into separate files making it easier to switch configurations without affecting library. New shortcuts on Windows and Linux for starting HQPlayer…

Optimizations to CPU core usage in automatic multicore DSP mode. Fixes to new control API functions.

Fixes minimum phase filter initialization problem on Windows. Small improvements.

Extended control API functionality, updates, optimizations and bug fixes.

Due to crashes with latest Win10 updates, license management module has been replaced on Windows version, old license keys can be converted to a new key file format. Number of small fixes and improvements on all platforms.

Fixes playlist management regression from 3.16.3.

Fixes crash at application startup after Windows 10 update KB4016871/KB4019472. Plus various minor changes.

Further improved multi-core CPU support and number of small fixes and improvements.

Reliability and performance improvements. Improved support for higher number of CPU cores (8+) and automatic configuration for multicore systems.

Bug fixes and performance improvements. Also a new option in control interface to select transport type.

New poly-sinc-xtr “extreme” filters, update for Linux package forward compatibility, updates and fixes to the control protocol, number of smaller fixes and improvements.

Changes logic when loading items from the library; single click loads item and double click also immediately starts playback of the loaded item. Re-enables CUDA support on macOS and workaround for a case where CUDA freezes in certain environments. Cleans up metadata with extra whitespaces on import.

Transport state persistence over restarts and some bug fixes.

Support for native non-DoP DSD on various DACs, such as iFi and Marantz. Allows DSD256 on iFi iDSD Nano and DSD512 on iFi iDSD Micro.

New CoreAudio and ASIO backends for the Mac OS X version. Possibility to switch backends from the Settings dialog on all platforms. Redesigned “-2s” oversampling filters now offering equivalent technical performance compared to “non-2s” versions. Modulator tuning, especially for highest SDM rates. Number of smaller changes and improvements.

Fixes playlist editing regression. This problem existed only in Windows version.

Fixes regression in DSD-to-PCM conversion settings management. Minor fixes and improvements.

New HF expansion and IR gain estimation algorithms for convolution engine. First release for SolidRun CuBox-i computer. Lot of bug fixes and performance improvements. 32-bit Windows version is now the “Lite” version and can be installed on 64-bit systems too.

HTTP streaming for all the supported formats. Two new delta-sigma modulators optimized for 256x and faster output rates. The “DSD5” modulator is now rate-adaptive. Support for ID3v2 tags in DSDIFF (DFF) files. Touch mode GUI usability improvements. Performance improvements and bug fixes.

Switched to use 80-bit floating point arithmetic in certain selected points because 64-bit was running out of precision. Fixes embedded cover art in playlist mode and dual-wire DoP over NAA playback case. Up to 50% lower CPU load on Windows!

Fixes regression introduced with optimizations in 3.1.1. Fixes to some DSD content playback cases. Improvements in metadata handling. Reimplementation of WAV/AIFF handling to facilitate some future features.

Optimizations to improve processing speed of poly-* filters. Also fixes in following areas; dual-wire DoP, DoP over ASIO and dual-wire DoP over NAA.

Adds a set of lighter weight oversampling filters for high oversampling ratios. Also includes some fine tuning of delta-sigma modulators. Two new noise filters for conversion of DSD content to PCM. Fixes a problem with certain multichannel files, namely DSF with 5.0 channels.

Adds support for 64-bit floating point WAV, mostly used for convolution filters with applications like Acourate. Fixes a crash in certain cases with multichannel DSDIFF/DSF files. Some small fixes and fullscreen mode improvements.

Adds a new alternative touch optimized full-screen GUI with cover art, especially for Windows 8 tablets and touch screens. Support Network Audio Adapter protocol version 2. Mac OS X version using network audio output to bypass CoreAudio completely. Various smaller improvements.

Fixes some GUI logic regressions and some other minor bugs.

Some fine tuning of DSD7 modulator. Number of small fixes.

Redesigned DSD7 modulator plus number of fixes and improvements in various different areas.

First experimental release of full HQPlayer Desktop for ARM platform is now available for the SolidRun CuBox.

Fixes a 2.9.0’s regression in the half-band down-sampling algorithm and in the convolution engine.

Significant performance and small quality improvement in the poly-sinc down-sampling algorithm. Now the poly-* DSD-to-PCM converters can run on almost any machine and are now the most recommended way when conversion is needed. Two new delta-sigma modulator variants. The “dual-wire” DoP 1.1 DSD128 (0x06/0xF9) is now supported with both WASAPI on Windows and ALSA on…

HQPlayer Desktop 2.8.4.3 for Windows available to fix a playback start problem on Windows 8 WASAPI with some device drivers.

Optional high frequency expansion algorithm for the convolution engine. New resampling / oversampling algorithm “poly-sinc-hb”. Improved parallelization for multi-core processors. Initial support for Windows 8. Many small usability improvements.

Fix for a possible crash and rework of ALSA back-end to support wider range of audio hardware.

Improved volume control for DSD content. Fixed a playlist loading issue with certain M3U8 format playlists. Option to ignore all warnings about certain complex conversion ratios.

Rewritten minringFIR filter, now available also as oversampling filter in the delta-sigma modulator. Support for convolution engine in PCM-to-SDM conversion case. Button to invert absolute phase. Number of other fixes and improvements.

Experimental support for “dual wire” mode on Linux to reach 384 kHz PCM and 128x SDM rates over dual AES links or channel-per-I2S with standard rates on other interface types. Also includes various fixes. For other changes, see earlier beta announcements.

Special handling for DSDIFF/DSF files in playlist mode to avoid clicks/pops between unrelated tracks. Remembers last used directory of all file dialogs. Small fix for DSF file handling. A lot of small changes.

HQPlayer Desktop for Linux updated to 2.7.3.1 to solve some issues and add support for Fedora (16) distribution.

This release includes a new trial period. Numerous changes, including redesigned UI, support for playlists (pls/m3u or adding files/trees to an internal playlist), support for mixed rate transports, support for native/direct playback of DSDIFF/DSF files using different “PCM packing” schemes (Linux&WASAPI), fixed issue on native DSF playback. Significant rework of one-bit audio to PCM conversion…

Plus update for the openSUSE version.