Abstract: While maintaining a high degree of freedom in choosing partition sizes and transformation sizes adapted for local characteristics of videos, the amount of metadata is decreased. A video encoding apparatus (10) divides an input video into blocks of a prescribed size and encodes the video block by block. The video encoding apparatus is provided with: a prediction parameter determining portion (102) that decides the block partition structure; a predictive image producing portion (103) that generates predictive images, partition by partition, as prescribed by the partition structure; a transform coefficient producing portion (107) which applies one of the frequency transformations included in a prescribed transformation preset to prediction residuals, i.e. the differences between predictive images and the input video; a transform restriction deriving portion (104) which generates the list of transform candidate, i.e.

Abstract: This invention relates to a method for decoding a video bitstream comprising the steps of: (a) receiving a base bitstream representative of a coded video sequence; (b) receiving at least one enhancement bitstreams representative of said coded video sequence; (c) receiving a video parameter set containing syntax elements that apply to said base bitstream and said at least one enhancement bitstreams where said syntax elements selectively signaling bitrate and picture rate information for said base bitstream based upon whether said base bitstream is externally signaled or internally specified.

Abstract: Disclosed are an apparatus and a method of compensating temperature shifts of a structured light pattern for a depth imaging system. In some embodiments, a depth imaging device includes a light source, an imaging sensor and a processor. The light source emits light corresponding to a pattern. A temperature drift of the light source can cause a shift of the pattern. The imaging sensor receives the light reflected by environment in front of the depth imaging device and generates a depth map including a plurality of pixel values corresponding to depths of the environment relative to the depth imaging device. The processor estimates the shift of the pattern based on a polynomial model depending on the temperature drift of the light source. The processor further adjusts the depth map based on the shift of the pattern.

Abstract: A method and apparatus for performing a single view depth and texture calibration are described. In one embodiment, the apparatus comprises a calibration unit operable to perform a single view calibration process using a captured single view a target having a plurality of plane geometries having detectable features and being at a single orientation and to generate calibration parameters to calibrate one or more of the projector and multiple cameras using the single view of the target.

Abstract: An auto focus photographing system applied in an electronic device that is worn before eyes of a user is provided. The auto focus photographing system includes a first camera module, a second camera module, and a processor. The first camera module captures images of the eyes. The second camera module captures images of objects that the eyes focus on. The processor analyzes a distance between centers of eye pupils of the user and calculates a focusing current value corresponding to the distance, and adjusts a focus distance of the second camera module accordingly. The processor detects a capture command and the second camera module captures an image according to the adjusted focus distance. An electronic device employing the auto focus photographing system is also provided.

Abstract: A method and an encoder for SSIM-based bits allocation. The encoder includes a memory and a processor utilized for allocating bits based on SSIM, wherein the processor estimates the model parameter of SSIM-based distortion model for the current picture and determines allocates bits based on the SSIM estimation.

Abstract: A prediction vector generation device generating a prediction vector of a disparity vector of a target block in a non-base viewpoint image includes a conversion pixel determination unit determining at least one pixel position in a depth block corresponding to the target block in a depth map corresponding to the non-base viewpoint image, a disparity vector conversion unit calculating a representative value of a depth value of the at least one pixel position determined by the conversion pixel determination unit and converting the representative value into a disparity vector, and a prediction vector determination unit generating the prediction vector of the disparity vector of the target block by using the disparity vector generated by the disparity vector conversion unit. This prediction vector generation device provides good encoding efficiency and suppresses increases in the amount of computation.

Abstract: Providing information about a monitored environment comprises monitoring a location by a plurality of sensors, collecting data from the plurality of sensors by a processing device, and providing information to a user of the status of the location based on data collected by at least some sensors, for display on a user device, via a network. A user may be enabled to scroll through updates in the order that the information was provided, on the user device, by an App, for example. Providing video clips from a location to a user device comprises storing first video clips related to respective events at the location that the user has been informed of and/or receiving a request to provide stored video clips of the location over a time period, from the user, retrieving the stored video clips, and providing the retrieved video clips to a user device for display.

Abstract: In a method for transmitting video for a display panel between a transmitter in electronic communication with a receiver over a wireless communication channel, the method includes: receiving, by a transmitter, a data signal from a data source; receiving, by the transmitter, a return signal from a receiver; selecting, by the transmitter based on at least one of channel quality, video quality, codec requirements, or data rate requirements, a profile from among a plurality of profiles each comprising one or more parameters for transmitting the data signal to the receiver, the plurality of profiles comprising one or more profiles corresponding to transmission of uncompressed video data and one or more profiles corresponding to transmission of compressed video data; and transmitting, by the transmitter, the data signal to the receiver according to the selected profile for display on the display panel.

Abstract: Imaging a machine environment includes receiving image data from imaging devices on a machine, and comparing a calibration feature in an image defined by the image data with a virtual reference feature in a stored calibration model. A plurality of images are stitched together based on an error between the calibration feature and the virtual reference feature, to produce a composite image of the machine environment. Related setup control logic and strategy, and hardware configurations are disclosed.

Abstract: Coding and decoding techniques are disclosed in which a plurality of coding parameter sets is transmitted between an encoder and a decoder, each of which is distinguishable from the others by a respective identifier. When a new frame of video is to be coded, an encoder may identify a coding parameter set to be applied during coding, it may code the new frame according to the identified coding parameter set, and it may transmit the coded frame to the decoder along with an identifier of the coding parameter set used during the coding. A plurality of coding parameter sets is persistent at an encoder and the decoder simultaneously.

Abstract: A measuring apparatus includes an optical system including a wavelength dividing element that divides light from an object simultaneously illuminated by first and second illumination units into a light component of a first wavelength and a light component of a second wavelength. A first imaging element receives a pattern light of the first wavelength reflected by the object, which is light transmitted through the wavelength dividing element but never reflected by the wavelength dividing element, thereby obtaining a first image representing a three-dimensional shape of the object. A second imaging element receives the light of the second wavelength reflected by the object, which is light reflected by the wavelength dividing element, thereby obtaining a second image representing an edge of the object.

Abstract: A video output apparatus includes: a video signal processing section that generates a first video signal having a first resolution; a first text superimposing section that superimposes first textual information on the first video signal; a first output section that outputs the first video signal with the first textual information superimposed; a reduction processing section that receives the first video signal and generates a second video signal having a second resolution that is lower than the first resolution; a second text superimposing section that superimposes second textual information on the second video signal; and a second output section that outputs the second video signal with the second textual information superimposed.

Abstract: An image measurement device according to the present invention comprises: a stage on which a measurement object is mounted; an imaging device imaging the measurement object for a certain imaging range and outputting image information; a position control device that moves the imaging device to a plurality of measurement positions and scans in a scanning direction; and an arithmetic processing device that calculates a displacement of the measurement object. The imaging device is configured capable of imaging a preliminary measurement range broader than the certain imaging range. The arithmetic processing device, prior to a main measurement that measures the displacement of the measurement object at each measurement position, makes a preliminary measurement based on the image information corresponding to the preliminary measurement range, and sets a scanning range of the imaging device at each measurement position during the main measurement based on a result of this preliminary measurement.

Abstract: A method and apparatus for adaptive denoising of source video in a video conference application is provided. Video captured is analyzed on a frame by frame basis to determine whether denoising of the frame should be performed prior to providing the source frame to an encoder. If the frame is to be denoised, the frame is divided into a plurality of blocks and a local denoising process is performed on a block per block basis.

Abstract: A method and system for analyzing video data in a security system. An analysis compares a current frame to a background model. The analysis system compares the background model to the current frame to identify changed pixel patches. The analysis system uses morphological image processing to generate masks based on the changed pixel patches. Next, the analysis system applies the masks to the background model and the current frames to determine whether the changed pixel patches are characteristic of abandoned or removed objects within the video data.

Abstract: An electronic lockset that allows for remote monitoring includes a locking mechanism, a motion sensor, a camera, and a wireless communication module. The locking mechanism is moveable between a locked position and an unlocked position. The motion sensor is configured to detect a person in proximity to the electronic locket. The camera is configured to capture media content of the person detected by the motion sensor. The wireless communication module is configured to wirelessly transmit the captured media content to an electronic device.

Abstract: Provided is an inter prediction method including determining a collocated block of a current block of a current image from among blocks of an image that is restored prior to the current image; preferentially checking whether a first reference list from among reference lists of the collocated block is referred to and selectively checking whether a second reference list is referred to according to whether the first reference list is referred to; based on a result of the checking, determining a single collocated reference list from among the first reference list and the second reference list; determining a reference block of the current block by using motion information of the collocated reference list; and performing inter prediction on the current block by using the determined reference block.

Abstract: A semiconductor device includes a first input unit for receiving a first signal; a first processing unit configured to perform a frequency dispersion processing on the first signal; a first output unit configured to output the first signal or the first signal on which the first processing unit performs the frequency dispersion processing; a second input unit configured to receive a second signal generated through performing a predetermined image processing with an image processing unit on the first signal output from the first output unit; a second processing unit configured to perform the frequency dispersion processing on the second signal; an enable signal input unit configured to receive an enable signal; and a second output unit configured to output one of the first signal and the second signal as an output signal according to the enable signal.

Abstract: Techniques for non-subsampled video encoding of R?G?B? data using Y?, Cb and Cr data to generate compressed data wherein the Y?-plane comprises three separate color frames that are not interleaved, and recovering the data therefrom.