Abstract: An apparatus comprising means for: controlling rendering of first environmental audio captured from an environment of a first user to a second user in dependence upon second environmental audio that is being captured from an environment of the second user.

Abstract: Example embodiments relate to conference calls. In a method, there may be provided audio data and associated classification data from a plurality of user devices as part of a conference call, the plurality of user devices including at least a first user device and a second user device. The classification data may be indicative of one of a plurality of predetermined sound types represented by the associated audio data in a current time frame. The method may comprise determining that the audio data provided by the first user device is associated with a dominant speaker. The method may comprise controlling transmission of the audio data as part of the conference call, including preventing transmission of audio data provided by at least the second user device based on its associated classification data being indicative of a restricted sound type and the first user device being associated with a dominant speaker.

Abstract: Examples of the disclosure relate to apparatus, methods and computer programs for audio focusing in mobile devices. In some examples the apparatus includes circuitry for providing a plurality of beams for processing microphone audio signals. The apparatus can also include circuitry for analysing the plurality of beams to determine one or more parameter values based on the microphone audio signals in a plurality of different frequency bands, and selecting at least one of the plurality of beams for use based on the determined one or more parameter values in the plurality of different frequency bands such that different beams can be selected for different frequency bands.

Abstract: A method including: obtaining at least three microphone audio signals, wherein the microphone audio signals are associated with microphones with a location relative to an apparatus on which the microphones are located; analysing the at least three microphone audio signals to determine at least one metadata directional parameter; generating a first audio signal and a second audio signal based on at least one of the at least three microphone audio signals and the at least one metadata directional parameter; and outputting and/or storing the first audio signal, the second audio signal and the at least one metadata directional parameter, such that the first audio signal, the second audio signal, and the at least one metadata directional parameter enable a generation of an output audio signal with an adjustable audio focusing.

Abstract: An apparatus for delivering spatial audio, the apparatus including circuitry configured to: obtain at least one audio signal and first metadata and second metadata, the first metadata includes at least one first spatial parameter associated with a first sound object from a first group of sound objects and the second metadata including at least one second spatial parameter associated with a second sound object from a second group of sound objects; and low-bitrate encode a spatial audio signal based on the at least one audio signal, the at least one first spatial parameter and the at least one second spatial parameter, wherein the spatial audio signal includes a controlled version of at least one of the first and second sound objects respectively by the at the at least one first and second spatial parameters.

Abstract: An apparatus, for enabling adaptive playback, comprising means configured to: obtain, for a first point of view, a first audio signal for at least a first channel and a second channel; obtain, for a second point of view, a second audio signal for at least the first channel and the second channel; determine a single-channel difference audio signal, for the second point of view, based on at least a difference between the first audio signal and the second audio signal; and enable estimation of both the first channel and the second channel of the second audio signal for the second point of view in dependence on the single-channel difference audio signal and the first audio signal.

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 and first sound source energy parameter based on processing of the two or more audio signals; determine, in the one or more frequency band of the two or more audio signals, a second sound source direction parameter and second sound source energy parameter based on processing of the two or more audio signals; obtain a region defining a direction and/or range for a filter; and generate the filter to be applied to the two or more audio signals, wherein filter gain/attenuation parameters are generated based on the region in relation to the first sound source direction parameter, the first sound source energy parameter, the second sound source direction parameter and the second sound source energy parameter.

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: A method, apparatus and computer program product are provided to facilitate calibration of an audio playback system with a video presented upon a display. In the context of a method, information about a display from a first location is received. The method also includes determining an angle of the display based upon the received information about the display and the first location. The method further includes causing an audio playback system associated with the display to be calibrated based upon a modified azimuth of a source of audio signals based upon the determined angle. A corresponding apparatus and computer program product are also provided.

Abstract: A method, apparatus and computer program wherein the method comprises: obtaining a beamforming signal using respective signals from a first microphone and a second microphone; reducing the data size of the beamforming signal by grouping the beamforming signal into frequency bands and obtaining a data value for each of the frequency bands; and forming a bit stream comprising at least the reduced size beamforming signal and the signal from the first microphone wherein the bit stream enables parameters of a beamed audio channel to be controlled.

Abstract: A method comprises providing an audio file comprising two or more discrete tracks; separating the two or more discrete tracks; setting a limit on an amount at least one of the two or more discrete tracks may be altered; and outputting the separated and limited discrete tracks as a file for use by an end user.

Abstract: A method including providing haptic feedback to a user along a surface of a touch interactive device in use; and changing the haptic feedback to the user during a touch motion on the touch interactive device, where the touch interface device performs at least one operation based upon at least a portion of the touch motion, where the at least one operation provides an information associated with the at least one operation separate from the haptic feedback, and where the changing of the haptic feedback is based at least partially upon at least one of the information and the at least one operation.

Abstract: A method including accessing, by a user device, a location corresponding to at least one microphone array in a content of a free-viewpoint audio environment. The method includes tracking user movement of a user based on a user position in the content of the free-viewpoint audio environment, determining a probability of error in a direction estimate from at least one part of an audio signal; and applying audio ambience to the at least one part of the audio signal based on the user displacement from the nearest microphone array of the at least one microphone array and the probability of error in the direction estimate from the at least one part of the audio signal.

Abstract: A method including accessing, by a user device, a location corresponding to at least one microphone array in a content of a free-viewpoint audio environment. The method includes tracking user movement of a user based on a user position in the content of the free-viewpoint audio environment, determining a probability of error in a direction estimate from at least one part of an audio signal; and applying audio ambience to the at least one part of the audio signal based on the user displacement from the nearest microphone array of the at least one microphone array and the probability of error in the direction estimate from the at least one part of the audio signal.

Abstract: A method including accessing, by a user device, a location corresponding to at least one microphone array in a content of a free-viewpoint audio environment. The method includes tracking user movement of a user based on a user position in the content of the free-viewpoint audio environment, determining a probability of error in a direction estimate from at least one part of an audio signal; and applying audio ambience to the at least one part of the audio signal based on the user displacement from the nearest microphone array of the at least one microphone array and the probability of error in the direction estimate from the at least one part of the audio signal.

Abstract: A method comprises providing an audio file comprising two or more discrete tracks; separating the two or more discrete tracks; setting a limit on an amount at least one of the two or more discrete tracks may be altered; and outputting the separated and limited discrete tracks as a file for use by an end user.

Abstract: A method comprises providing an audio file comprising two or more discrete tracks; separating the two or more discrete tracks; setting a limit on an amount at least one of the two or more discrete tracks may be altered; and outputting the separated and limited discrete tracks as a file for use by an end user.

Abstract: A method, apparatus and computer program, the method comprising; using a first microphone and a second microphone to detect ambient noise where the first microphone is positioned at a first position within a headset and the second microphone is positioned at a second position within the headset; comparing the ambient noise detected by the first microphone to the ambient noise detected by the second microphone to determine locations of the microphones; and using the determined locations of the microphones to enable a spatial audio output signal to be rendered by the heads.

Abstract: A method including generating respective audio signals from microphones of an apparatus; determining which camera(s) of a plurality of cameras of the apparatus has been selected for use; and based upon the determined camera(s) selected for use, selecting an audio processing mode for at least one of the respective audio signals to be processed, where the audio processing mode at least partially automatically adjusts the at least one respective audio signals based upon the determined camera(s) selected for use.

Abstract: A method is provided including separating a first file into a first plurality of instrument tracks and a second file into a second plurality of instrument tracks, wherein each instrument track of each of the first plurality and second plurality corresponds to a type of instrument; selecting a first instrument track from the first plurality of instrument tracks and a second instrument track from the second plurality of instrument tracks based at least on the type of instrument corresponding to the first instrument track and the second instrument track; fading out other instrument tracks from the first plurality of instrument tracks; performing a crossfade between the first instrument track and the second instrument track; and fading in other instrument tracks from the second plurality of instrument tracks.