Abstract: An apparatus including circuitry configured to: obtain two or more audio signals from respective two or more microphones; determine, in one or more frequency band of the two or more audio signals, a first sound source direction parameter based on processing of the two or more audio signals, wherein processing of the two or more audio signals is further configured to provide one or more modified audio signal based on the two or more audio signals; and determine, in the one or more frequency band of the two or more audio signals, at least a second sound source direction parameter at least based on at least in part the one or more modified audio signal.

Abstract: An apparatus (101) for enabling reproduction of spatial audio signals. The apparatus comprises means for obtaining (401) audio signals (501) comprising one or more channels and obtaining (403) spatial metadata (503) relating to the audio signals (501). The spatial metadata (503) comprises information that indicates how to spatially reproduce the audio signals. The apparatus also comprises means for obtaining (405) information relating to a field of view of video (505) wherein the video is for display on a display (205) of a rendering device (201) and wherein the video is associated with the audio signals (501). The apparatus also comprises means for aligning (407) spatial reproduction of the audio signals based, at least in part, on the obtained spatial metadata (503), with objects (309A, 309B) in the video according to the obtained information relating to the field of view of video; and enabling (409) reproduction of the audio signals based on the aligning (407).

Abstract: Examples of the disclosure relate to apparatus, methods and computer programs for repositioning spatial audio streams. The apparatus is configured to receive a plurality of spatial audio streams wherein the spatial audio streams include one or more audio signals and associated spatial metadata. The apparatus is also configured to receive obtaining repositioning information relating to at least one of the plurality of spatial audio streams and repositioning the at least one of the plurality of spatial audio streams based on the repositioning information.

Abstract: An apparatus circuitry including configured to: obtain two or more audio signal sets, wherein each audio signal set is associated with a position; obtain at least one parameter value for at least two of the audio signal sets; obtain the positions associated with at least the at least two of the audio signal sets; obtain a listener position; generate at least one audio signal based on at least one audio signal from at least one of the two or more audio signal sets based on the positions associated with the at least the at least two of the audio signal sets and the listener position; generate at least one modified parameter value based on the obtained at least one parameter value for the at least two of the audio signal sets, the positions associated with the at least two of the audio signal sets and the listener position; and process the at least one audio signal based on the at least one modified parameter value to generate a spatial audio output.

Abstract: Examples of the disclosure relate to a method, apparatus and computer program, the method including: obtaining audio signals wherein the audio signals represent spatial sound and can be used to render spatial audio using linear methods; obtaining spatial metadata corresponding to the spatial sound represented by the audio signals; and associating the spatial metadata with the obtained audio signals so that in a first rendering context the obtained audio signals can be rendered without using the spatial metadata and in a second rendering context the obtained audio signals can be rendered with using the spatial metadata.

Abstract: According to an example embodiment, a method for processing a multi-channel input audio signal representing a sound field into a multi-channel output audio signal representing said sound field in accordance with a predefined loudspeaker layout is provided, the method comprising the following for at least one frequency band: obtaining spatial audio parameters that are descriptive of spatial characteristics of said sound field; estimating a signal energy of the sound field represented by the multi-channel input audio signal; estimating, based on said signal energy and the obtained spatial audio parameters, respective output signal energies for channels of the multi-channel output audio signal according to said predefined loudspeaker layout; determining a maximum output energy as the largest of the output signal energies across channels of said multi-channel output audio signal; and deriving, on basis of said maximum output energy, a gain value for adjusting sound reproduction gain in at least one of said channe

Abstract: A method including enabling a first user having a first user device to communicate with one or more second users having one or more second user devices via a network, wherein each user has a spatial position within a virtual space, such that, for each user within the virtual space, all other users within the virtual space have a relative spatial position; providing spatial audio data from the first user device to the one or more second user devices and receiving spatial audio data at the first user device from the one or more second user devices, such that each user is provided with audio from the other users in the respective relative spatial positions of the other users; and enabling a third user having a third user device to communicate with the first user and the one or more second users via the first user device.

Abstract: A device may be configured to: obtain at least a first audio signal and a second audio signal, wherein the first audio signal and the second audio signal are captured with a microphone array comprising at least two microphones; identify a first direction for a plurality of frequency bands; and identify a second direction for the plurality of frequency bands; wherein the first direction and the second direction are identified based, at least partially, on spatial analysis of the first audio signal and the second audio signal.

Abstract: An apparatus configured to: determine, for two or more microphone audio signals, a plurality of spatial audio parameters for providing spatial audio reproduction, wherein the plurality of spatial audio parameters are associated with respective frequency bands of at least two frequency bands of the two or more microphone audio signals; determine at least one coherence parameter associated with a sound field, wherein the sound field is associated with the two or more microphone audio signals; determine at least one audio signal based on the two or more microphone audio signals; and enable the spatial audio reproduction based on the plurality of spatial audio parameters, the at least one coherence parameter, and the at least one determined audio signal.

Abstract: An apparatus including circuitry configured to: obtain a binaural audio signal; obtain, based on the binaural audio signal, at least one direction parameter of at least one frequency band of the binaural audio signal; process the binaural audio signal to generate at least two audio signals for loudspeaker reproduction by modifying an inter-channel difference of the at least one frequency band of the binaural audio signal based on the at least one direction parameter for the at least one frequency band; and output the at least two audio signals for loudspeaker reproduction.

Abstract: According to an example embodiment, a method for processing a spatial audio signal that represents an audio scene, wherein the spatial audio signal is controllable and associated with at least two viewing directions is provided, the method including receiving a focus direction and a focus amount; processing the spatial audio signal by modifying the audio scene so as to control emphasis in, at least in part, a portion of the spatial audio signal in said focus direction according to said focus amount; and outputting the processed spatial audio signal, wherein the modified audio scene enables the emphasis in, at least in part, said portion of the spatial audio signal in said focus direction according to said focus amount.

Abstract: A method for spatial audio signal encoding comprising: obtaining a plurality of audio direction parameters, wherein each parameter comprises an elevation value and an azimuth value and wherein each parameter has an ordered position; deriving for each of the plurality of audio direction parameters a corresponding derived audio direction parameter (SP) comprising an elevation and an azimuth value, corresponding derived audio direction parameters (SP) being arranged in a manner determined by a spatial utilization defined by the elevation values and the azimuth values of the plurality of audio direction parameters; rotating each derived audio direction parameter (SP) by the azimuth value (?0) of an audio direction parameter in the first position of the plurality of audio direction parameters and quantizing the rotation to determine for each a corresponding quantized rotated derived audio direction parameter; changing the ordered position of an audio direction parameter to a further position coinciding with a posi

Abstract: An apparatus including circuitry configured to: provide a plurality of metrics associated with multiple directions, wherein the metrics are dependent, for the respective multiple directions, on an amount of direct-sound propagated; accumulate, for the respective multiple directions, values dependent upon the metrics associated with the respective multiple directions to enable determination of sound source directions.

Abstract: An apparatus including circuitry configured to: obtain a spatial audio signal including at least one audio signal and spatial metadata associated with the at least one audio signal; obtain at least one data set related to binaural rendering; obtain at least one pre-defined data set related to binaural rendering; and generate a binaural audio signal based on a combination of at least part of the at least one data set and the at least one pre-defined data set, and the spatial audio signal.

Abstract: An apparatus including means for: receiving multi-channel audio signals; identifying at least one audio signal to separate from the multi-channel audio signals; separating, based on the identified at least one audio signal, the multiple audio signals into at least a first sub-set of audio signals and a second sub-set of audio signals, wherein the first sub-set includes the identified at least one audio signal and the second sub-set includes the remaining audio signals of the received multi-channel audio signals; analyzing the remaining audio signals of the second sub-set of audio signals to determine one or more transport audio signals and metadata; and encoding the at least one audio signal, transport audio signal and metadata.

Abstract: An apparatus including circuitry configured to obtain a defocus direction; process a spatial audio signal that represents an audio scene to generate a processed spatial audio signal that represents a modified audio scene based on the defocus direction, so as to control relative deemphasis in, at least in part, a portion of the spatial audio signal in the defocus direction relative to at least in part other portions of the spatial audio signal; and output the processed spatial audio signal, wherein the modified audio scene based on the defocus direction enables the deemphasis in, at least in part, the portion of the spatial audio signal in the defocus direction relative to at least in part other portions of the spatial audio signal.

Abstract: An apparatus including at least one processor and at least one memory including a computer program code, the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus at least to: determine, for two or more microphone audio signals, at least one spatial audio parameter for providing spatial audio reproduction; determine at least one coherence parameter associated with a sound field based on the two or more microphone audio signals, such that another sound field is configured to be reproduced based on the at least one spatial audio parameter and the at least one coherence parameter.

Abstract: Examples of the disclosure relate to apparatus, electronic devices, methods and computer programs. The apparatus are configured to obtain at least a first audio signal and a second audio signal wherein the first audio signal and the second audio signal are captured by a microphone array including at least two microphones. The apparatus are also configured to identify at least a first direction and at least a second direction. The first and second directions are identified for a plurality of frequency bands. The first direction and the second direction are identified by using delay parameters between at least the first audio signal and the second audio signal.

Abstract: According to an example embodiment, a method for processing a multi-channel input audio signal representing a sound field into a multi-channel output audio signal representing said sound field in accordance with a predefined loudspeaker layout is provided, the method comprising the following for at least one frequency band: obtaining spatial audio parameters that are descriptive of spatial characteristics of said sound field; estimating a signal energy of the sound field represented by the multi-channel input audio signal; estimating, based on said signal energy and the obtained spatial audio parameters, respective output signal energies for channels of the multi-channel output audio signal according to said predefined loudspeaker layout; determining a maximum output energy as the largest of the output signal energies across channels of said multi-channel output audio signal; and deriving, on basis of said maximum output energy, a gain value for adjusting sound reproduction gain in at least one of said channe

Abstract: An apparatus (303) comprising means configured to: obtain at least one audio signal (112); determine at least one direction parameter (506) of at least one propagating sound associated with the at least one audio signal (112); determine at least one direction (302) of at least one sound source associated with the at least one audio signal (112); modify the at least one direction parameter (506) in accordance with the determined at least one direction (302); and output the modified at least one direction parameter (508).