Abstract: Methods and systems for frame rate scalability are described. Support is provided for input and output video sequences with variable frame rate and variable shutter angle across scenes, or for input video sequences with fixed input frame rate and input shutter angle, but allowing a decoder to generate a video output at a different output frame rate and shutter angle than the corresponding input values. Techniques allowing a decoder to decode more computationally-efficiently a specific backward compatible target frame rate and shutter angle among those allowed are also presented.

Abstract: According to one aspect, a DVR sends a user's contact information over a network to a third party. Upon determining that a television program or advertisement contains a special tag that is associated with a third party, the DVR displays, to the user, a prompt that invites the DVR user to allow the DVR to send the user's contact information to the third party. If the user gives permission for the DVR to send the contact information to the third party, then the DVR sends the contact information to the third party (e.g., over the Internet).

Abstract: The present disclosure is intended to enable playback of media data corresponding to a sensibility effect set in advance.

Abstract: An apparatus and method are provided for controlling the volume of a content. In one embodiment, sound associated with a content is received as well as a request for a volume change associated with the content. An equalization ratio is then obtained based on an amplification and a compression parameter. It is then analyzed whether a volume change will cause a coordinate change in the amplifier or compression levels associated with the content. If a volume change will cause a coordinate change in the amplifier or compression levels associated with the content, the volume change is limited.

Abstract: A method, an apparatus, and a non-transitory computer-readable record medium for providing content based on a user reaction related to a video are provided. A content providing method includes: providing a user interface that comprises a plurality of interaction types to input one or more user reactions to a video during a playback of the video; storing a user reaction of a specific interaction type, which is input through the user interface among the plurality of interaction types, in association with a specific frame of the video based on a reaction input time at which the user reaction is input; and providing content related to the specific frame in response to a playback request associated with the user reaction.

Abstract: A multimedia file and methods of generating, distributing and using the multimedia file are described. Multimedia files in accordance with embodiments of the present invention can contain multiple video tracks, multiple audio tracks, multiple subtitle tracks, data that can be used to generate a menu interface to access the contents of the file and ‘meta data’ concerning the contents of the file. Multimedia files in accordance with several embodiments of the present invention also include references to video tracks, audio tracks, subtitle tracks and ‘meta data’ external to the file. One embodiment of a multimedia file in accordance with the present invention includes a series of encoded video frames and encoded menu information.

Abstract: A transmission method includes generating one or more frames for content transfer using IP (Internet Protocol) packets, and transmitting the one or more generated frames by broadcast. Each of the one or more frames contains a plurality of second transfer units, each of the plurality of second transfer units contains one or more first transfer units, and each of the one or more first transfer units contains at least one of the IP packets. An object IP packet of the IP packets which is stored in a first transfer unit positioned at a head in the one or more frames contains reference clock information that indicates time for reproduction of the content in data structure different from data structure of an MMT (MPEG Media Transport) packet, and header compression processing on the object IP packet is omitted.

Abstract: A video data transmission apparatus that transmits video data including a plurality of frame images in units of segment data of a predetermined segment time includes a generation unit, a reception unit, a determination unit and a transmission unit. The generation unit generates the plurality of frame images of a predetermined frame period. The reception unit receives specification information that specifies a length of the segment time from an external apparatus. The determination unit determines the length of the segment time based on the predetermined frame period and the specification information. The transmission unit transmits information for acquiring the segment data, the information indicating the length of the segment time determined by the determination unit, to the external device.

Abstract: A method includes receiving, from a first client device associated with a first user of a content platform, a request to access a content item associated with a second user of the content platform. The content item is associated with an option to modify metadata for the content item responsive to the content item being accessed at the first client device. The metadata includes at least one of a title, an identification number, an author, a tag, or a popularity indicator for the content item. The method further includes determining, based on one or more permission settings associated with modifying the metadata for the content item, whether to modify the metadata for the content item in accordance with the option. The one or more permission settings are provided by a second client device of the second user of the content platform.

Abstract: Embodiments of the present disclosure disclose a video decoding control method and apparatus, an electronic device, and a storage medium. The method includes detecting, in response to detecting a plurality of application programs running in a split-screen mode, one or more application programs in a video playback state among the plurality of application programs; acquiring the one or more application programs detected in the video playback state to serve as one or more to-be-configured application programs; and providing a configuration to decode a video played by the one or more to-be-configured application programs in a manner of hard decoding.

Abstract: The present disclosure proposes a dual-screen display method for eliminating AR/VR picture tearing and an AR/VR display device, each single screen in a dual-screen for the dual-screen display method being divided into a first half-screen and a second half-screen respectively. The method includes: performing rendering and scanning in parallel for the first half-screen and the second half-screen in unit of half a frame. A start time of scanning the second half-screen is adjusted to eliminate a picture tearing phenomenon.

Abstract: A method for integrating a processing-in-sensor unit and an in-memory computing includes the following steps. A providing step is performed to transmit the first command signal and the initial data to the in-memory computing unit. A converting step is performed to drive the first command signal and the initial data to convert to a second command signal and a plurality of input data through a synchronizing module. A fetching step is performed to drive a frame difference module to receive the input data to fetch a plurality of difference data. A slicing step is performed to drive a bit-slicing module to receive the difference data and slice each of the difference data into a plurality of bit slices. A controlling step is performed to encode the difference address into a control signal, and the in-memory computing unit accesses each of the bit slices according to the control signal.

Abstract: A picture encoding/decoding method and a related apparatus are provided. The picture decoding method includes obtaining a current picture; selecting, from a knowledge base, K reference pictures of the current picture, where at least one picture in the knowledge base does not belong to a random access segment in which the current picture is located and wherein K is an integer greater than or equal to 1; and decoding the current picture according to the K reference pictures.

Abstract: A method of generating binaural headphone playback signals given multiple audio source signals with an associated metadata and binaural room impulse response (BRIR) database is provided, wherein the audio source signals can be channel-based, object-based, or a mixture of both signals. The method includes grouping the audio source signals according to positions of the audio sources, parameterizing BRIR to be used for rendering, and dividing each audio source signal to be rendered into a number of blocks and frames. The method also includes averaging the parameterized BRIR sequences, downmixing the divided audio source signals using the diffuse blocks of BRIRs, and performing late reverberation processing on the downmixed version of the previous blocks of the audio source signals.

Abstract: Systems, apparatuses, and methods may provide for technology to render and compress stereoscopic graphical data. In one example, the technology identifies, from graphical data associated with a stereoscopic image defined by a first perspective view and a second perspective view, a background region and a foreground region of a graphical scene in the stereoscopic image, renders graphical data of the identified background region for the first perspective view, and compresses the rendered graphical data.

Abstract: The present disclosure generally relates to synchronization between multiple displays for audio and/or visual content. Video, movie, television, live broadcast, streaming or online content typically include visual content and corresponding audio content synchronized to the visual content, i.e., a particular audio frame is set to be play backed at the same time a particular video frame is displayed. The present disclosure provides for delaying the presentation of visual content with respect to one or more displays in order to synchronize the presentation of the visual content on the displays.

Abstract: A video edit of first video content and second video content may be generated based on the fields of view of the first video content and the second video content. Based on the fields of view of the first video content and the second video content, a first viewing window for the first video content and a second viewing window for the second video content may be determined. The viewing windows may define one or more extents of the corresponding visual content. The video edit may include a punchout of the first video content based on the first viewing window and a punchout of the second video content based on the second viewing window.

Abstract: Methods and systems for pre-conditioning a video stream are provided herein. For example, an apparatus comprising a memory and one or more processors configured to execute instructions stored in the memory are provided. The instructions: identify packets of a first bitstream in a transport stream, such first bitstream corresponding to a base layer; identify packets of a second bitstream in the transport stream, such second bitstream corresponding to an enhancement layer; identify an initial packet corresponding to an ith picture in the first bitstream; identify an initial packet corresponding to the ith picture in the second bitstream; and reorder packets in the transport stream such that the initial packet corresponding to the ith picture in the second bitstream occurs after the initial packet corresponding to the ith picture in the first bitstream.

Abstract: Coding a current block using multi-level compound predictor is disclosed. A method includes generating a first compound predictor by combining at least two predictor blocks for the current block, generating a second predictor for the current block, and combining the first compound predictor and the second predictor to obtain a prediction block for encoding or decoding the current block. An indicator may be sent from the encoder to the decoder to indicate when multi-level compound prediction is used to encode a block.

Abstract: Certain embodiments involve switching to a particular video loop based on a user's focus while displaying video content to a user. For example, a video playback system identifies a current frame of the video content in a current region of interest being presented to a user on a presentation device. The video playback system also identifies an updated region of interest in the video content. The video playback system determines that a start frame and an end frame of a video portion within the region of interest have a threshold similarity. The video playback system selects, based on the threshold similarity, the video portion as a loop to be displayed to the user in the updated region of interest. The video playback system causes the presentation device to display the video portion as the loop.

Abstract: Systems and methods for switching between multiple video sources output to output a video stream via a single physical output are disclosed. An example method can include decoding a first encoded video file and populating a memory with corresponding first decoded video data. The process can include decoding a second encoded video file and populating the memory with corresponding second decoded video data at a particular location of the memory. The process can include causing a video player to read from the memory so as to output a video stream, via the single physical output, corresponding to the first decoded video data, and then causing the video player to switch to read from the particular location of the memory such that the video stream switches to corresponding to the second decoded video data.

Abstract: Methods, systems, and media for controlling audio output are provided. In some implementations, a method for controlling audio output is provided, the method comprising: receiving, by a computing device, audio content to be presented; determining that an output port of the computing device is connected to a corresponding connector; providing the audio content at the output port; recording a first portion of audio using a microphone; determining that the audio content is present in the first portion of audio; continuing to provide the audio content at the output port; recording a second portion of audio using the microphone; determining that the audio content is not present in the second portion of audio; and presenting the audio content using a speaker of the computing device.

Abstract: Methods and devices for image data encoding are provided. Image data is created using at least one image captured by a camera of the electronic device. First encoded image data is created by encoding at least a portion of the image data in a first manner. Second encoded image data is created by encoding the at least a portion of the image data in a second manner. The second manner is different from the first manner. The first encoded data is stored in a memory of the electronic device. The second encoded data is transmitted from the electronic device to an external device.

Abstract: A mobile terminal including a body; a touch screen disposed on a front surface of the body, and having a touch panel and a display unit; and a controller configured to display a home screen page or an application execution screen on the touch screen in response to the display unit being turned on, turn off the display unit and execute a lock mode requiring input of a password, in response to a plurality of touch inputs being consecutively received on a preset region of the home screen page, and turn off the display unit and not execute the lock mode, in response to a plurality of touch inputs being consecutively received on a preset region of the application execution screen.

Abstract: A system and method can monitor one or more user sessions on a target system in a computing environment. An account managing system can capture a plurality of user session screen captures that are associated with said one or more user sessions on the target system. Furthermore, the account managing system can compare a user session screen capture, which is captured at a time during said one or more user sessions, with one or more user session screen captures that are recorded before the time. Then, the account managing system can record said user session screen capture if the target system is determined to be active at the time when said user session screen capture is captured.

Abstract: The present technology relates to a reproduction device, a reproduction method, and a recording medium that enable content having a wide dynamic range of brightness to be displayed with an appropriate brightness. A recording medium, on which the reproduction device of one aspect of the present technology performs reproduction, records coded data of an extended video that is a video having a second brightness range that is wider than a first brightness range, brightness characteristic information that represents a brightness characteristic of the extended video, and brightness conversion definition information used when performing a brightness conversion of the extended video to a standard video that is a video having the first brightness range. The reproduction device decodes the coded data and converts the extended video obtained by decoding the coded data to the standard video on the basis of the brightness conversion definition information.

Abstract: Non-destructive collaborative editing may include a node among a plurality of nodes in a distributed collaborative environment receiving an input indicating a change regarding a displayed image. The node may receive another input to finalize the change. In response to the other input, the node may generate a rendition that reflects the change applied to the image without replacing an original version of the image. The rendition may include a thumbnail and a rendered preview of an adjusted version of the image based on the change. In one embodiment, textual information that describes a change regarding an image of a plurality of images may be received from a node of a plurality of nodes in a distributed collaborative environment. The textual information may be stored. Application of the textual information to an image may result in a modified version of the image in addition to the original version.

Abstract: To correct for the motion a perspective transform of a pair of matrices can be applied to an input image to provide an output frame. The first matrix can represent a transform to be applied to the input frame and the second matrix can represent an identity matrix. Each matrix can contribute to the output frame according to a respective weighting factor. The weighting factors for the two matrices can be determined based on an estimate of the overscan.

Abstract: An image-editing application may transform digital images. The image-editing application may display a thumbnail image control including a sequence of thumbnail images. A main image may also be displayed. One or more of the thumbnail images may be transformed according to different transformation adjustment levels. As a user input control rolls over each of the thumbnail images, the main image may be transformed according to the adjustment level associated with the thumbnail image that currently has the user input control over it, offering a preview of the transformation adjustment level associated with the currently active thumbnail image. A slider-bar control may be associated with the thumbnail image control. The slider-bar control may be associated with a complete range of adjustment levels. The image-editing application may coordinate the operation of the slider-bar control, the thumbnail control and the display of the main image.

Abstract: An image capture device includes: first and second shooting sections, each of which is configured to shoot an image of a subject; a disparity calculating section configured to generate a depth map based on first and second images that have been shot by the first and second shooting sections, respectively; and an image generating section configured to generate, based on the depth map and the first image, a third image that has as high a resolution as the first image and that forms part of a 3D image. The image generating section is controlled to determine whether or not to generate the third image based on at least one of the states of the first and second images, a zoom power during shooting, and the tilt of the image capture device during shooting.

Abstract: An image processing system receives a sequence of frames including a current input frame and a next input frame (the next input frame is captured subsequent in time with respect to capturing of the current input frame). The image processing system stores a previously outputted output frame. The previously outputted output frame is derived from previously processed input frames in the sequence. The image processing modifies the current input frame based on detected first motion and second motion. The first motion is detected based on an analysis of the current input frame with respect to the next input frame. The second motion is detected based on an analysis of the current input frame with respect to the previously outputted output frame. According to one configuration, the image processing system implements multi-sized analyzer windows to more precisely detect the first motion and second motion.

Abstract: Method and information processing apparatus for generating an edited work including a subset of a plurality of scenes in an image material. The information processing apparatus includes a memory configured to store the image material including the plurality of scenes. The information processing apparatus further includes a processor configured to select, for an n-th scene of the edited work, a plurality of first candidate scenes from the plurality of scenes based on at least one feature of a preceding (n?1-th) scene of the edited work and features of the plurality of scenes. The processor is also configured to generate a graphical user interface including a scene selection area and a preview area. The scene selection area includes one or more first candidate images corresponding to at least one of the plurality of first candidate scenes, and the preview area includes a preview of the preceding (n?1-th) scene.

Abstract: When a disc player device (100) is powered on again, playback information stored in a nonvolatile storage portion (160) is retrieved by a playback information retrieving portion (170) and delivered to a user operation auto-executing portion (180). It is determined whether or not user input instructions are limited, on the basis of user operation mask information obtained by a user operation mask information obtaining portion (130). An information comparing portion (182) compares playlist information, and an information comparing portion (184) compares play item information. Finally, a title including playlist information and play item information last stored in the nonvolatile storage portion (160) before the power-on of the disc player device (100) is searched for, and normal playback of the title is started. Such a configuration allows for quick playback resuming of a BD-J title being played at the time of the power-off, with a Java application running.

Abstract: [Problem] In a system for transmitting content data from a content reproducing apparatus to a content output apparatus, no complicated signal processing is required, setting change operations can be simplified, and the degradation of sound quality and the degradation of picture quality of video data are prevented.

Abstract: The reproduction unit includes a reproducing unit that reproduces three-dimensional (3D) content recorded on a content recording medium, and a display control unit that displays a two-dimensional (2D) image of the 3D content on a parent screen having a predetermined size within a display screen when an interlace operation is executed with respect to a 3D image of the 3D content during reproduction by the reproducing unit, and displays the 3D image of the 3D content on a child screen having a size smaller than the predetermined size within the display screen.

Abstract: An image display device includes: an interpolation phase generator that generates an interpolation phase on the basis of downsampling frame information representing a downsampling timing at which at least one frame image of the image signal is thinned, and an interpolation frame generator that generates an interpolation frame image corresponding to the interpolation phase. The interpolation phase generator generates the interpolation phase such that a phase distance between a first interpolation frame image from among a plurality of interpolation frame images within one period of downsampling periods, and a second interpolation frame image that follows the first interpolation frame image becomes equal to a phase distance between mutually adjacent interpolation frame images obtained when phase distances between a plurality of interpolation frame images are equalized within one period of the downsampling periods.

Abstract: A reception apparatus includes a wireless communication circuit configured to receive video content through wireless communication, a memory; and a processor coupled to the memory, configured to play back the video content, make a first determination as to whether or not sequential playback of first video content having a first image quality, the sequential playback being performed in parallel with reception of the first video content, is continuable, and control, when the processor determines in the first determination that the sequential playback of the first video content is not continuable during sequentially playing back the first video content, switching processing for switching the video content to be played back from the received first video content to second video content stored in the memory, the second video content having a second image quality lower than the first image quality and having the same contents as contents of the first video content.

Abstract: Independently processing planes of display data is provided by a method of outputting a video stream. The method includes retrieving from memory a first plane of display data having a first set of display parameters and post-processing the first plane of display data to adjust the first set of display parameters. The method further includes retrieving from memory a second plane of display data having a second set of display parameters and post-processing the second plane of display data independently of the first plane of display data. The method further includes blending the first plane of display data with the second plane of display data to form blended display data and outputting the blended display data.

Abstract: An imaging apparatus includes: a first display panel unit for executing display toward a user side; a second display panel unit for executing display toward a subject side; an imaging processing unit for subjecting incident light from the subject side to photoelectric conversion to obtain a captured image signal; a recording processing unit for executing a recording process to a recording medium regarding the captured image signal obtained at the imaging processing unit; and a control unit for controlling the display states of the first display panel unit and the second display panel unit for each of a plurality of various types of operation periods changing along with the operation of the imaging processing unit or the recording processing unit, and executing display control wherein the first display panel unit and the second display panel unit can have different display content during at least a single operation period.

Abstract: A system of the present disclosure comprises a shooting system and a playback system. The shooting system includes first and second shooting sections and a disparity calculating section that generates a differential image representing a difference between first and second images that have been shot by the first and second shooting sections, respectively. The playback system includes an image generating section that generates, based on the differential image and the first image, a third image that has as high a resolution as the first image and that forms, along with the first image, a 3D image. The image generating section generates, based on the first image and the differential image, a depth map representing the amount of parallax between the first and second images, and generates the third image based on the first image and the depth map.

Abstract: A method, client application and user terminal, the method including providing a packet-based communication system for conducting voice or video calls over a packet-based network and providing an instance of a client application enabling a first user terminal to access the packet-based communication system. The client application is configured so as when executed on the first terminal to receive an input from multiple different audio and/or video input transducers of the first terminal, to analyze those inputs in relation to one another, and based on that analysis to select at least one audio and/or video input transducer and/or output transducer of the first terminal for use in conducting a voice or video call with a remote user terminal via the packet-based communication system.

Abstract: A method and an apparatus for retrieving information for managing video data involving link information associating metadata with the video data. A metadata indicator is used to indicate that metadata exists in a stream with the linking information. Link information also associates the metadata with location information to identify where additional information on the video data, which is described by the metadata, may be found. Using the method or apparatus, a single metadata unit is able to be associated with a plurality of video data units, or a plurality of metadata units are able to be associated with a single video data unit, in order to provide more information on the video data.

Abstract: A video processing apparatus acquires audio-visual environment information that indicates an audio-visual environment of a viewer that views video. The audio-visual environment information includes information of a display size of the video that is being viewed, information of brightness around a display apparatus that displays the video, and information of a distance between the viewer and the display apparatus. The video processing apparatus corrects, depending on information indicated by the audio-visual environment information, a basic reduction amount to reduce a quantity of motion of the video that is being played back, and processes the video with use of a corrected reduction amount. In the case where the display size is large, in the case where it is dark around, or in the case where the distance from the viewer to the display apparatus is short, the reduction amount to reduce a motion is set to be large.

Abstract: A signal determination apparatus for determining a format of an input image signal input from an image data output apparatus includes a storage unit to store numerical values of at least three parameters for defining a format of each of a plurality of image signals; and a determination unit to determine a format of the input image signal based on numerical values of at least three parameters of the input image signal and the numerical values of at least three parameters stored in the storage unit.

Abstract: An information processing apparatus, as a recording apparatus, formulates a Clip Information file of a still picture file (TS file), made up by plural still pictures, and a PlayList, composed of plural PlayItems, indicating the replay path of a slide show, and records the information on a DVD along with the TS file. The Clip Information file has an EP_map, as a table indicating the relationship of correspondence between the value of the presentation time stamp PTS of the transport stream TS and the source packet number SPN in the TS the PTS value indicates. The information processing apparatus, as a reproducing apparatus, reads out and reproduces the data address of the TS, represented by the replay start time IN_time and the replay end time OUT_time of the PlayItem.

Abstract: The recorder apparatus includes the controller that sets conversion mode used when input stream is processed and converted into recording stream to any of two-dimensional mode that converts the input stream into two-dimensional recording stream and three-dimensional mode that converts the input stream into three-dimensional recording stream, the controller that sets one recording mode that can be used when the video signal is converted and processed in the two-dimensional mode and the three-dimensional mode and specifies recording rate, and the signal processor that processes the video signal based on the set conversion mode and the set recording mode to convert the video signal into recording video signal. The controller sets the recording modes such that combination of the recording modes that can be set when the two-dimensional mode is set is different from combination of recording modes that can be set when the three-dimensional mode is set.

Abstract: The present invention relates to a recording medium containing moving picture data and additional information thereof and to reproducing method and apparatus of the recording medium. The present recording medium has script files including additional information about moving picture data, e.g., scene descriptive text and introduction of characters, etc. In addition, information linking each script file with a section of moving picture data to be presented with contents of the script file is included in a link data file or is contained in a filename of the script file. In reproduction of the recording medium, a script file linked with presently reproduced moving picture data section is determined and searched for based on the link data file or every filename of the script files, and contents of the found script file are presented together with the presently reproduced moving picture data. Furthermore, previously presented additional information is removed depending on data or filename of the found script file.

Abstract: An image processing apparatus includes a detecting unit configured to detect a change in a viewing environment; a storing unit configured to store position information of data displayed on a display unit when the change in the viewing environment is detected by the detecting unit; and a reproducing unit configured to reproduce data corresponding to the position information stored in the storing unit by receiving a re-viewing instruction.

Abstract: A television (TV) includes an audio signal processing unit which processes a audio signal, a display unit which displays an audio quality setting state, a determination unit which determines if an event for checking audio quality has occurred, and a control unit which controls the display unit to display an audio quality setting state showing improved audio quality if the event has occurred.

Abstract: Systems and methods are provided for caching media data to thereby enhance media data read and/or write functionality and performance. A multimedia apparatus, comprises a cache buffer configured to be coupled to a storage device, wherein the cache buffer stores multimedia data, including video and audio data, read from the storage device. A cache manager coupled to the cache buffer, wherein the cache buffer is configured to cause the storage device to enter into a reduced power consumption mode when the amount of data stored in the cache buffer reaches a first level.