Pictorial communication, e.g. television (H04N)

H   Electricity(224757)
H04N              Pictorial communication, e.g. television(7655)

ethod and device for colour adjustment // 2628532
FIELD: physics.SUBSTANCE: method of colour adjustment is proposed, and it comprises: obtaining frame data from a frame buffer; converting the frame data from the original colour space to the linear original colour space by a reverse gamma correction process to obtain the frame data in the linear original colour space; converting the frame data in the linear original colour space to a linear target colour space to obtain frame data in the linear target colour space; and performing gamma correction of the frame data in the linear target colour space using the target gamma coefficient to obtain the frame data in the target colour space.EFFECT: in the invention by performing the inverse data frame gamma correction process from a frame buffer, transformation past inverse gamma correction on frame data in the linear target colour space and performing the frame data to gamma correction in the linear target colour space for receiving the frame data in the target colour space, solved the problem of inconsistent effects display of the same data frame to multiple devices, the effect is realised in accordance to coordinated display and the same data shot on different devices.9 cl, 5 dwg

Prompting method and device to remove the application // 2628485
FIELD: information technology.SUBSTANCE: method includes: receiving of instructions to remove the application; obtain the information on the application usage history in accordance with the instruction to remove the application and display of the corresponding removal prompting information in accordance with the usage history information. The delete prompting tools can display different removal prompting information for the applications, that to be deleted, having different relevancies, to reduce the user accidental removal operations, and to prevent the application data loss.EFFECT: reduction of the accidental removal operations.17 cl, 18 dwg
Image processing device, image processing method, program, print media and recording media // 2628481
FIELD: physics.SUBSTANCE: image processing device is proposed comprising, at least, a storage module and a control module. The storage module includes a filter storage unit for storing a set of an approximation filter without an orientation and a filter bank having a degree or wavelet-frame having a degree set for the approximation filter without any orientation and a plurality of detailed filters with corresponding orientations, an image data storage module to store image data. The control module includes a decomposition module for receiving subband signals by performing decomposition for a plurality of resolutions for image data using a set of an approximation filter without an orientation or a filter bank or a wavelet-frame set for an approximation filter.EFFECT: improving the quality of image processing by using an approximation filter.24 cl, 57 dwg

ethod and device for network access // 2628478
FIELD: information technology.SUBSTANCE: device for network access, characterized by what is used in the terminal. The device comprises: a prompt module configured to issue prompts to enter an SSID and an access password for the router to be accessed, when a network access request from the access device is received; a comparison module configured to compare the entered SSID and access password with the SSID and access passwords in a previously stored archive access data record to the network; and a transmission module configured to transmit the entered SSID and an access password to the access device, if the entered SSID and the access password are the same as the SSID and the access password in the archive access data record of the network access. The access device accesses the corresponding server based on the received SSID and the access password. The transmission module comprises: an access submodule configured to access the server based on the entered SSID and the access password; and a transmission submodule configured to transmit the entered SSID and the access password to the access device, if access to the server is successful.EFFECT: facilitating the access device in accessing the network through a terminal.6 cl, 9 dwg

ethod and device for determination of supporting images for external prediction // 2628319
FIELD: physics.SUBSTANCE: method of restoring the current image block comprises the steps of: determining the depth of the current coding unit based on the separation information; the index of the first context model is determined according to the depth of the current coding unit; first bit indicating whether the external prediction of the current block is bidirectional or unidirectional prediction is obtained by using the index of said first context model; if the first bit indicates that the external prediction of the current block is unidirectional prediction, a second bit is obtained indicating whether the outer prediction is the first or second unidirectional prediction, by using the index of the second context model; and reconstructing the current block by performing one of the bidirectional prediction, the first or second unidirectional prediction.EFFECT: increasing the efficiency of video decoding.33 dwg 1 tbl

Image encoding method, image decoding method, image coding device, decoding device and image decoding device and image encoding // 2628315
FIELD: physics.SUBSTANCE: image encoding method comprises: performing contextual arithmetic coding in order to sequentially encode (i) the first information indicating whether to perform adaptive sample bias (SAO) processing for the first image area, and (ii) the second information indicates whether to use information relative to SAO processing for an area different from the first area during SAO processing for the first area. Contextual arithmetic coding is arithmetic coding using a probability variable, the SAO processing is a bias processing with respect to a pixel value; and performing bypass arithmetic coding to encode other information, which represents information relative to the SAO processing for the first area and is different from the first information or the second information, after the first information and the second information are encoded. Bypass arithmetic coding is arithmetic coding using a fixed probability.EFFECT: high coding efficiency.11 cl, 72 dwg

Device, method and program of moving image coding with prediction and device, method and program of moving image coding with prediction decoding // 2628260
FIELD: physics.SUBSTANCE: method is performed by generating compressed image data that includes random access images, along with encoding data regarding image display order, restoring reproduced images by decoding compressed image data, storing the reproduced images as reference images, and managing the storage medium images.EFFECT: increasing the efficiency of encoding and decoding with image compression at the random access point.4 cl, 11 dwg

Image encoding device, image decoding device, image encoding method and image decoding method // 2628259
FIELD: physics.SUBSTANCE: internal prediction module of the present invention, if the encoding mode determined by the encoding control module, is a mode of internal prediction, generates the predicted image (Pin) by performing the processing of intra-frame prediction by using pixels adjacent to the segment Pin, which is segmented by segmentation module on blocks or pixels adjacent to a segment Pin-1 of the upper Pin segment level Pin.EFFECT: increasing the efficiency of encoding and decoding with increasing the number of the directional prediction modes without increasing the volume of calculations.4 cl, 14 dwg

Resistant to errors association of the decoding unit // 2628250
FIELD: physics.SUBSTANCE: method of video decoding contains: decode messages of information additional improvement (SEI) information decoding unit a unique identifier for each unit in the unit access decoding. The identifier for one decoding unit differs from the identifier for any other decoding unit. Each decoding unit includes a plurality of network abstraction (NAL) units. The unique identifier for each decoding unit is the index of each decoding unit in the list of all decoding units in this access unit; determining, which of the mentioned decoding units includes which NAL units of the set based on the unique identifier; and decoding a plurality of NAL units of each of mentioned decoding units in this access unit based on the definition for recreating the image.EFFECT: increasing the efficiency of encoding and decoding video data.31 cl, 8 dwg, 5 tbl

ethod and device for measuring illuminance // 2628236
FIELD: measuring equipment.SUBSTANCE: device for measuring illuminance includes a module for data reception on touch screen dot, a module for determining an initial area of illumination measurement, an image segmentation module, a measurement module. The image segmentation module comprises a colour difference calculation unit, a module for data reception on dots subjected to marking, a module for determining the attributes of the dots subjected to marking, a module for determining new dots subjected to marking.EFFECT: improved accuracy of the illuminance measurement.7 cl, 11 dwg

ethod of production verification of protected document composite protective image on production equipment line and digital computer environment for its implementation // 2628227
FIELD: information technology.SUBSTANCE: composite protective image is a product of combination of several image elements sets that must be provided on the substrate as a result of a series of sequential production operations performed through the production equipment line. Method includes the steps of: a) providing digital image data representative of a composite protective image of protected document; b) modelling in the computer environment of production equipment line, by means of which a composite protective image must be produced; c) performing computer simulation of production results of a number of consecutive production operations based on digital image data and simulated production equipment line; d) evaluating computer-simulated production results and, based on these computer-simulated production results, determining whether a composite protective image can be produced on the production equipment line.EFFECT: increasing reliability.24 cl, 7 dwg

ethod of coding video images, device for coding video images, method of decoding video images, device for decoding video images and device for coding / decoding video images // 2628226
FIELD: physics.SUBSTANCE: method comprises: selective adding, to the list, the motion vectors of each of one or more corresponding blocks; selecting the motion vector used to encode the current block from the number of motion vectors in the list; and encoding the current block using the selected motion vector, wherein the addition of the motion vector further comprises: calculating the second motion vector by scaling the first motion vector of the corresponding block in time; determining, whether the absolute value of the second motion vector is in the predetermined fixed range of absolute values, adding the second motion vector to the list, and adding the third motion vector to the list.EFFECT: providing encoding and decoding of moving images with reduced processing load without causing a decrease in coding efficiency.10 cl, 44 dwg

Buffering period and recovery point supplemental enhancement information messages // 2628215
FIELD: information technology.SUBSTANCE: device for determining the correspondence of a bitstream, comprising: a buffer of coded pictures (CPB); and one or more processors configured to: receive an encoded video bitstream that includes an additional buffering period extension (SEI) message. SEI messages of the buffering period are subject to restriction that no SEI message of the buffering period in the bitstream can be associated with an access unit (AU) with TemporalId greater than 0, wherein the buffering period SEI provides information on the initial deletion delay from the CPB and the offset initial delete delay from the CPB, the buffering period SEI contains an initial delete syntax element from the CPB for the plan selection index. The initial delete syntax element of the CPB is an element of the syntax of the alternative initial delete delay from the CPB for the plan selection index, the hypothetical reference decoder (HRD) includes the CPB buffer and the decoded picture buffer (DPB), where the correspondence of the bit stream is specified as part of the HRD specification, wherein the HRD relies on the buffering period SEI message, the picture timing signal SEI, the HRD parameters provided in the bitstream in the hrd_parameters() syntax structure in the video parameter set (VPS) or a sequence parameter set (SPS), the bitstream represents the video coded slice blocks of the video picture and the associated syntax elements, the picture having a TemporalId of 1; And set the initial delete delay variable value from the CPB for the plan selection index to the syntax element of the initial delete delay from the CPB for the plan selection index when the DefaultInitCpbParamsFlag is 0.EFFECT: providing error-tolerant and effective signalling and removing the time to remove encoded pictures of encoded data units from the buffer when encoding video.8 cl, 16 dwg, 4 tbl

Video coding device, video decoding device, video coding method and video decoding method // 2628212
FIELD: physics.SUBSTANCE: video decoding apparatus for decoding the image blocks based on the inverse quantization of the input compressed video data, adapted to perform a process of forming image data as a set of image blocks, comprising: a quantization step size decoding means for decoding quantization step size which controls the rate of return of detail quantization and predictive picture formation means for forming the projected image of the image block, which is the first to be decoded by using already-decoded image and the prediction image parameter, wherein the means for decoding quantization step size predicted quantization step size which controls the level of detail of the inverse quantization, by using mentioned image prediction parameter.EFFECT: ensuring the re-formation of a high-quality moving image.2 cl, 27 dwg
ethod for interchannel prediction and interchannel reconstruction for multichannel video made by devices with different vision angles // 2628198
FIELD: physics.SUBSTANCE: method for encoding multichannel video frames using interchannel prediction is proposed, wherein the multichannel video is made by devices with different vision angles. The method comprises the stage of receiving a plurality of input frames and corresponding vision angles. Then, frame-predictor is searched from the mentioned plurality of input frames for the encoded frame so that the vision angle corresponding to the frame-predictor is different from the vision angle corresponding to the mentioned encoded frame and a pointer indicating the detected frame-predictor is obtained.EFFECT: increased visual quality of the compressed video signal due to the fact that each of the channels corresponds to its own vision angle.8 cl, 6 dwg

Time of arrival in and nominal time of delete from buffer of coded pictures while video coding // 2628196
FIELD: information technology.SUBSTANCE: method for video data decoding comprises determining a value of a syntax element that signals whether the delete delay parameters from the sub-picture level coded pictures buffer (CPB) are present in the supplementary extension information (SEI) of the picture timing; regardless of the value of the variable, the derivation of the arrival time in the CPB for the access unit (AU) and the nominal delete time for AU at the AU level, while the CPB operates at the AU level when the value of the variable is 0, and the CPB operates at the sub-picture level when the value of the variable is 1; setting the nominal decoding unit (DU) removal time on the basis of the above syntax element; on the basis of the fact that the variable is 1 and either the low_delay_hrd_flag is 0 or the nominal DU deletion time is greater or equal to the end arrival time of the decoding unit (DU) to the CPB, setting the deletion time of the decoding unit (DU) from the CPB equal to the nominal DU deletion time; and DU decoding during deleting of the decoding unit (DU) from the CPB.EFFECT: increased fault tolerance.8 cl, 16 dwg, 4 tbl

Transmitting device, transmitting method, receiver, receiving method, program, flow transmission and receiving system, and electronic device // 2628187
FIELD: radio engineering, communication.SUBSTANCE: transmitting device comprises a flow input module configured to input a plurality of flows, each consisting of contiguous packets. The flow synthesis module is configured to synthesise a plurality of input flows to produce one flow, the flow transmitting unit is configured to transmit one received flow. The flow synthesis module encodes, at least, a typical structure portion of each packet of the plurality of flows by using the keys that are internal to the respective flows to separate the packets of each flow on the receiving-side, and then time division multiplexing of packets of the plurality of flows is performed to produce a single flow.EFFECT: reliable reception of the plurality of the original flows, when the plurality of flows is synthesised and transmitted as one flow.18 cl, 15 dwg

Device for decoding moving image, method for decoding moving image and program for decoding moving image // 2628185
FIELD: physics.SUBSTANCE: device for decoding a moving image, adapted to decoding of the decoding block consisting of, at least, one prediction block, contains a decoding block adapted to decode a candidate determinig index from a bitstream, in which the candidate determinig index with information on the merge movement used in the prediction block, that is a decoding object, is encoded as the candidate determinig index; a candidate generating block with information on the merge movement, adapted to retrieve the set of candidates with information on the merge movement shared for all prediction blocks in the decoding block, implemented in case, when information indicating the extraction or non-extraction of the candidate with information on the merge movement shared for all prediction blocks in the decoding block, is information indicating the extraction of the candidate with information on the merge movement shared for all prediction blocks in the decoding block; and a block selecting information on the merge movement, adapted to select one candidate with information on the merge movement from the set of candidates with information on the merge movement and using the selected candidate with information on the merge movement in the prediction block, that is a decoding object, wherein the candidate generating block with information on the merge movement removes a lot of candidates with information on the merge movement on the basis of the size and position of the prediction block , that is a decoding object, in case, when information pointing to the extraction or non-extraction of the candidate with information on the merge movement shared for all prediction blocks in the decoding block, is information indicating non-extraction of the candidate with information on the merge movement shared for all prediction blocks in the decoding block.EFFECT: creating an effective technology for decoding a moving image, that allows to provide high efficiency of parallel motion-compensated prediction data processing while simultaneously performing motion-compensated prediction on a plurality of contiguous prediction blocks.3 cl, 36 dwg

Video decoding method // 2628161
FIELD: physics.SUBSTANCE: video decoding method comprises the stage of entropy decoding of bitstream, wherein a quantization coefficient corresponding to the current block is determined from the bitstream. Further, according to the method, a conversion coefficient is obtained by performing an inverse quantization of the quantization coefficient. The residual pixel of the current block is obtained by performing an inverse conversion of the conversion coefficient. The intra-frame prediction of the current block based on the pixels adjacent to the current block is performed. The recovered pixel of the current block is determined based on the predicted pixel determined by intra-frame prediction and the residual pixel.EFFECT: increased efficiency of video decoding.3 cl, 16 dwg, 1 tbl

Video decoding method // 2628160
FIELD: physics.SUBSTANCE: video decoding method comprises the stage of entropy decoding of bitstream, wherein a quantization coefficient corresponding to the current block is determined from the bitstream. Further, according to the method, a conversion coefficient is obtained by performing an inverse quantization of the quantization coefficient. Next, the residual pixel of the current block is obtained by performing an inverse conversion of the conversion coefficient. The intra-frame prediction of the current block based on the pixels adjacent to the current block is also performed.EFFECT: increased efficiency of video decoding.3 cl, 16 dwg, 1 tbl

Video decoding method // 2628157
FIELD: physics.SUBSTANCE: video signal decoding method is proposed. The method comprises the stage of entropy decoding of bitstream, wherein a quantization coefficient corresponding to the current block is determined from the bitstream. Further, according to the method, a conversion coefficient is determined by performing an inverse quantization of the quantization coefficient. The residual pixel of the current block is determined by performing an inverse conversion of the conversion coefficient. The intra-frame prediction of the current block based on the pixels adjacent to the current block is performed.EFFECT: increased efficiency of video decoding.3 cl, 16 dwg, 1 tbl

Video decoding method // 2628154
FIELD: physics.SUBSTANCE: video decoding method comprises the stage of entropy decoding of bitstream, wherein a residual pixel corresponding to the current block is determined from the bitstream. Further, according to the method, the reference pixels are determined based on the pixels adjacent to the current block and intra-frame prediction of the current block is carried out based on the reference pixels. The recovered pixel of the current block is also determined based on the residual pixel and the predicted pixel determined as a result of intra-frame prediction. If adjacent pixels include an inaccessible pixel which is not used for intra-frame prediction, the inaccessible pixel is replaced with a pixel adjacent to the inaccessible pixel.EFFECT: increased efficiency of video decoding.3 cl, 16 dwg, 1 tbl

Video decoding method // 2628153
FIELD: physics.SUBSTANCE: video signal decoding method is proposed. The method comprises the stage of performing an entropy decoding of the bit stream, wherein a residual pixel corresponding to the current block is determined from the bitstream. Further, according to the method, the intra-frame prediction of the current block based on the pixels adjacent to the current block is performed. The recovered pixel of the current block is also determined based on the residual pixel and the predicted pixel determined as a result of intra-frame prediction. The predicted pixel of the current block is obtained using a pixel adjacent to the current block from above and a variation related to the adjacent pixels.EFFECT: increased efficiency of video decoding.3 cl, 16 dwg, 1 tbl

Coding and decoding of slides in video-stream images // 2628133
FIELD: physics.SUBSTANCE: encoding method, performed by the encoder, encodes at least one slide by the encoder in at least one video stream image by using a smaller maximum conversion size for intra-encoding units in the inter-encoded slice as compared to the maximum conversion size for intra- Encoding in the intra-encoded slice and/or the maximum conversion size for inter-coding units.EFFECT: reducing visual artefacts for some difficult to encode types of content.39 cl, 33 dwg, 1 tbl

Arithmetic decoding device, image decoding device and arithmetic coding device // 2628130
FIELD: physics.SUBSTANCE: arithmetic decoding device is proposed that decodes the encoded data for each of the single areas of the target image. The device contains a context index output module, a syntax decoding module. The context index output module is configured to display the context index of the presence/absence flags of the conversion factor flags indicating, whether the conversion factor is 0 for each of the single areas. The syntax decoding module is configured for arithmetic decoding the presence/absence flags of the conversion factor based on the probability state indicated by the derived context indexes.EFFECT: increasing the efficiency of arithmetic coding, data decoding.6 cl, 103 dwg

ethod and device for video coding and method and device for video decoding by pixel value compensation in accordance with pixel groups // 2628123
FIELD: information technology.SUBSTANCE: video decoding device includes a processor that is configured to obtain from the information bitstream on a method of determining a group of pixels to be compensated, and when the above information is obtained, obtaining a compensation value from the bitstream; when a group of pixels to be compensated according to the bands is determined on the basis of information on the method of determining a group of pixels to be compensated, applying the compensation value to the pixel corresponding to the band among the pixels of the current block; and when a group of pixels to be compensated according to the boundary value levels is determined on the basis of the method of determining the group of pixels to be compensated, applying the compensation value to the pixel corresponding to the boundary value level among the pixels of the current block, the band is one of bands plurality. A plurality of bands is generated by dividing a common range of pixel values of one or more pixels in the current block.EFFECT: improved image quality.22 dwg, 2 tbl

ethod of hardware compressing digital image for shooting equipment of scanning type // 2628122
FIELD: physics.SUBSTANCE: required number of bits is set for compression, the weighting values are set for different frequency ranges, line by line the full frames of the digital image are accumulated and transmitted to the input of the compression module for multilevel conversion of the digital frame signal by repeatedly applying a one-dimensional discrete wavelet-transformation to obtain a set of wavelet-transformation coefficients in different frequency ranges, scalar quantization of wavelet-transformation coefficients is performed, compressed mage is obtained by bitwise arithmetic coding of the quantized coefficients. The use of a one-dimensional discrete wavelet-transformation is performed in two passes, the scalar quantization of the wavelet-transformation coefficients is performed taking into account the quantization coefficients to be determined, the number of bits in the compressed digital frame image is counted, the current frame loss factor is calculated and transmitted for scalar quantization of the next image frame.EFFECT: increasing the compression speed of the digital image.5 dwg

Way of channeling free band frequency range and device therefor // 2628110
FIELD: radio engineering, communication.SUBSTANCE: method of channelling the free band frequency range and the device therefore that includes the phase transfer through the first station (STA) to the second frame STA including the information field of operations in a free frequency range with a high bandwidth (TVHT). The information field of the TVHT-operation includes subfields of the primary channel, the channel width, the segment 0 of the central channel frequency and the segment 1 of the central channel frequency. The central channel frequency of the frequency segment 0 or the frequency segment 1 is determined based on the initial channel frequency, and the initial channel frequency is determined as a function of a TV-channel index corresponding to the frequency segment 0 or a TV-channel index corresponding to the frequency segment 1.EFFECT: effective channelling for wireless local network in a strip of free frequencies.11 cl, 12 dwg, 12 tbl

ethod of providing selection of video material episode and device for this // 2628108
FIELD: information technology.SUBSTANCE: proposed method of providing selection of video material episode comprises the steps of: extracting a video id for an arbitrary video material; requesting at least two types of m video material with the same identifier, where m≥2 is, wherein at least two types include two or all of the online, offline video and real time video material; and providing a list of episode selection in accordance with m video material.EFFECT: providing a more simple and convenient selection of a video episode, thereby improving the uninterrupted viewing experience.19 cl, 6 dwg

A device for broadcast signals transmission, a device for broadcast signals reception, a method of broadcast signals transmission and reception // 2628013
FIELD: radio engineering, communication.SUBSTANCE: broadcast signal transmission device comprises: an encoder for encoding data from data pipeline (DP), corresponding to each of the DP plurality, wherein each of the DP plurality carries at least one service component; a depicter that displays DP encoded data in groups; a time interleaver for time interleaving mapped DP data on the DP level by passing the cells having zero values DP data; a frame builder for building at least one signal frame comprising interleaved in time DP data; a modulator for modulating data in at least one built signal frame by multiplexing scheme with Orthogonal Frequency Division Multiplexing (OFDM), and a transmitter for transmitting broadcast signals having the modulated data.EFFECT: creation of transmission and reception of broadcast signals device.26 cl, 31 dwg

Final customer device and operation method of final customer device, transfer server and operation method of transfer server, and the program // 2627737
FIELD: information technology.SUBSTANCE: television receiver is proposed, which is a client terminal, with respect to the configuration for the distribution of content from a variety of service providers. The application (program) 111 adapted to run in the browser 91, represents the contents of video on demand (VoD), which may be selected thereby, based on the control information, and requests the VoD server 72, the distribution of the VoD content selected from the VoD content via the first network, which is a bidirectional IP network. In response, the headend 12, which is a transmission server, feeds to the client terminal 13 through the second network having a downlink bandwidth sufficient to transmit the content.EFFECT: providing a variety of different content that can be reproduced in a television receiver in order to make the quality of service among service providers more homogeneous.8 cl, 6 dwg

System and device for providing power supply of network peripheral device and work method of such system and device // 2627735
FIELD: information technology.SUBSTANCE: monitoring circuit (s) can detect a non-functional power supply state (IEPC) in the power line of the network peripheral device. When an IEPC state is detected, the power supply can be provided to the peripheral device by the backup power source. If a connection failure is detected between the peripheral device and its packet receiver, the packet receiver emulator can emulate the packet receiver of the specified peripheral device.EFFECT: providing backup power supply to the network peripheral devices, such as video cameras.21 cl, 19 dwg

System and method for adaptive streaming in medium with several transmitting paths // 2627303
FIELD: radio engineering, communication.SUBSTANCE: system of multimedia content streaming is proposed which uses the process of multichannel adaptive streaming in a network medium containing many servers (14, 16, 18) that can, respectively, stream the multimedia content in RTP/RTSP medium through its own channel (20, 22, 24) of data transmission to the client (12). The client (12) includes a controller device (40) adapted to sense each mentioned channel (20, 22, 24) of data transmission to determine the relative pass band connected to each mentioned channel (20, 22, 24) of data transmission and to acquire a portion of mentioned multimedia content from mentioned servers (14, 16, 18) for each relative passband.EFFECT: improved efficiency of multimedia content streaming.15 cl, 7 dwg

ethod and device for determining set of reference image pictures // 2627302
FIELD: physics.SUBSTANCE: method is proposed for decoding an encoded video, comprising: obtaining reference pictures from the bit stream of the set number, included in the bit stream part relating to the set of the sequence parameters; determining, whether the index of the current reference picture set is equal to the said number of the reference picture sets; when the index of the reference picture current set is equal to the number of the reference picture sets, obtaining information from the bit stream on the delta difference between the index of the current reference picture set and the index of the reference picture candidate-set; determining the index of the reference picture candidate-set based on the delta information; and determining the current reference picture set based on the index of the reference picture candidate-set.EFFECT: increasing the efficiency of video decoding.5 cl, 15 dwg

Image encoding device, image encoding method, image decoding device, image decoding method and storage media // 2627301
FIELD: information technology.SUBSTANCE: an image encoding device is proposed. It contains a block dividing module with the ability to divide the input image into a plurality of blocks, prediction module with the ability to perform prediction based on encoded pixels in order to generate prediction errors, conversion module with the ability to perform orthogonal transformation of prediction errors to generate conversion coefficients, quantization matrix generation module with the ability to generate quantization matrices that are used to quantize the conversion coefficients, quantization matrix encoding module with the ability to calculate difference values by scanning the quantization matrices, to encode the difference values, and also scan the quantization matrix coefficients in a unidirectional manner to calculate a difference value, quantization module with the ability to generate quantization coefficients by quantizing the generated conversion coefficients using quantization matrices and coefficient encoding module with the ability to encode quantization coefficients.EFFECT: providing highly efficient encoding, decoding quantization matrices by introducing a unidirectional scanning process, such as horizontal, vertical scanning during encoding quantization matrices.7 cl, 40 dwg

ethod and system of multimedia data flow transmission, user device and server // 2627295
FIELD: radio engineering, communication.SUBSTANCE: method of multimedia data flow transmission, in which the user equipment (UE) receives information describing the user services (USD) and the multimedia data presentation description file (MPD) of the multimedia data first file. USD information contains the delivery method, the delivery method element contains the indication information, the indication information is used for the first flow transmission multimedia file designation, that represents the first file of the multimedia data. Transmit, using the unicast transmission approach or the multimedia data flow transmission first file multimedia content segment; and when the UE is located in the multicast broadcasting multimedia data service domain (MBMS), receive the multimedia data flow transmission second file multimedia content segment, using broadcast-based approach, in accordance with the information USD; or when the UE is not in MBMS service domain, receive the multimedia data flow transmission first file multimedia content segment from the specified server, using the unicast approach, in accordance with the indication information.EFFECT: switching of the multimedia data flow without joints from the broadcast to the unicast.10 cl 10 dwg
ethod for image interpolation using asymmetric interpolation filter and device for this purpose // 2627294
FIELD: physics.SUBSTANCE: motion compensating device is provided, in which the luminance signal interpolation filtering unit is configured to determine the reference luminance signal unit in the reference luminance signal image for predicting the current unit by using the luminance signal motion vector of the current unit and to generate a luminance signal of 1/4- or 3/4-pixel location included in the luminance signal reference unit by applying a 7-tap filter with seven filter coefficients to the sample luminance signal elements of the pixel position of the luminance signal reference image, and an interpolation filtering unit of the colour signal is configured to determine a colour signal reference unit in the colour signal reference image for predicting a current unit by using the motion vector of the current unit colour signal and generating a sample of the colour signal of 1/8 - or 1/2-pixel location included in the colour signal reference unit by applying a 4-tap filter with four filter coefficients to the sample colour signal elements of the pixel position of the colour signal reference image.EFFECT: more accurate prediction on the basis of the effective image interpolation.3 cl, 27 dwg, 1 tbl

ethod of detecting low-contrast point objects // 2627143
FIELD: physics.SUBSTANCE: method of registering low-contrast point objects uses an optoelectronic device, the lens of which forms optical images of point objects on the matrix radiation receiver. Images of point objects are exposed once and element-by-element read without pixel binning. The generated digital data array is copied in four instances and then processed each instance separately with the binary elements of the digital array of data. The first instance is processed in its original form, the second instance is processed from the second column of the digital array of data, the third instance is processed from the second line of the digital array of data, the fourth instance is processed from the second column and the second row of the digital array of data.EFFECT: increasing the speed of information processing.6 dwg, 5 tbl

Coding flags of coded blocks // 2627119
FIELD: information technology.SUBSTANCE: method of coding video data comprises the stages whereat: video data are received and generated; bitstream is generated, comprising data which represent residual quadrant tree (RQT) for image coding unit (CU) from a series of images, wherein the bitstream generation comprises: residual data generation for the CU based on predicted video blocks for one or more prediction units (PU) from CU and original video block of this CU; for each corresponding node of RQT, in response to determining that the block corresponding to the corresponding node is larger than the maximum allowed size of TU, automatic partitioning of this block corresponding to the corresponding node into four subblocks, without coding the partition flag in the bitstream for the corresponding node; generation of two chrominance coded block flags (CBF) in a root node from RQT; the bitstream is drawn out.EFFECT: increased efficiency of video data coding and decoding.52 cl, 13 dwg

Internal prediction method and coder and decoder using it // 2627110
FIELD: physics.SUBSTANCE: video decoding method is disclosed using the internal prediction by the decoding device, wherein the method comprises: determining the internal prediction mode as a vertical prediction mode for the current block based on the prediction mode information obtained from the bit stream; deducing the prediction sample of the current block based on the first reference sample located in the vertical direction against the prediction sample location, wherein the first reference sample is located on the upper side of the upper current block boundary; filtering the prediction sample, that is adjacent to the left current block boundary, using the second reference sample, wherein the second reference sample is located on the left side of the left current block boundary; and generating the reconstructed sample of the current block based on the filtered sample of the current prediction block.EFFECT: video decoding with the internal prediction.4 cl, 14 dwg, 2 tbl

ethod of coding, decoding method, coding device, decoding device and coding and decoding device // 2627109
FIELD: physics.SUBSTANCE: there is a coding method for encoding decoding units that are included in the picture. The method comprises the step of generating a first flag indicating whether or not the time for deleting the encoded data from the buffer is set by a hypothetical decoder per decoding unit, the buffer is for storing the encoded data. Further, according to the method, a second flag is generated indicating whether the interval between decoding unit deletion times is constant or arbitrary, when the deletion times are set per decoding unit.EFFECT: reducing the processing load by including a second flag in the bitstream, which indicates whether the intervals between the extraction times are constant or not.17 cl, 43 dwg

ethod and device for compressing the coding unit in high-efficient video coding // 2627105
FIELD: information technology.SUBSTANCE: receive instructions from the video bitstream, as to whether the asymmetric motion separation is forbidden or allowed. Selecting the first table of code words if asymmetric motion separation is prohibited, while INTER NxN CU is excluded from the first table of code words. A second codeword table is selected if asymmetric motion separation is allowed, while INTER NxN CU is excluded from the second codeword table. The CU structure for the coding unit (CU) from the video bit stream is decoded using either the first codeword table or the second codeword table according to said indication.EFFECT: reducing the computational complexity of decoding.20 cl, 11 dwg, 4 tbl

Image coding device, image decoding device, image coding method and image decoding method // 2627104
FIELD: information technology.SUBSTANCE: image decoding device comprises decoding aid of variable length and a loop filter. Decoding process of variable length is carried out with respect to the parameter for generating prediction signals and compressed differential image with respect to information associated with a plurality of blocks constituting the decoded image and indicating whether the filtering process must be carried out with respect to each of the blocks. The loop filter performs a filtering process with respect to the decoded image obtained by summarizing the prediction image and the differential image, determines a class for each pixel of the decoded image and performs the filtering process using the filter corresponding to the determined class. The filtering process is not performed for a block when the information indicates that the filtering process must not be performed for the block.EFFECT: improved image quality.2 cl, 18 dwg
ethod for image quantization parameter encoding and method for image quantization parameter decoding // 2627103
FIELD: information technology.SUBSTANCE: method for image quantization parameters encoding for quantization parameter encoding for video encoding is disclosed, which is based on context-adaptive binary arithmetic coding, wherein method for image quantization parameters encoding comprises the steps of: generating a predicted quantization parameter from the last reconstructed quantization parameter; generating a delta quantization parameter from the quantization parameter and the predicted quantization parameter; and performing binary arithmetic coding of the first cell indicating whether the delta quantization parameter is significant, of other cells that come after the said first cell, indicating the delta quantization parameter absolute value, and of the sign cell that comes after the said other cells, indicating whether the delta quantization parameter is positive or negative, in case if the delta quantization parameter is significant, wherein binary arithmetic coding is performed with context(s) for the said first cell and the said other cells, and without context for the sign cell, and wherein binary arithmetic coding is performed with the first context for the said first cell and with a context that is different from the said first context for one of the said other cells.EFFECT: image quantization parameter encoding for image encoding that uses context-adaptive binary arithmetic coding.6 cl, 15 dwg

oving image coding and decoding devices // 2627101
FIELD: physics.SUBSTANCE: moving image decoding device comprises a decoding module for decoding the macroblock size information indicated for the sequence comprising one or more image frames and for decoding the prediction parameters, information indicating the conversion block size, and the compressed data; an internal prediction module for generating the predicted image; a motion-compensated prediction module for performing motion-compensated prediction; a conversion module for performing an inverse quantization and inverse transformation processes for the said compressed data, to generate the decoded prediction difference signal; and a summation module for summing the predicted image output from either the internal prediction module, or from the motion-compensated prediction module, with the decoded prediction difference signal, to output the decoded image signal, wherein the size of the transformation block is selected from the set of the possible options, the maximum size of which is the size of the said macroblock.EFFECT: increasing the encoding efficiency due to adaptive switching between the sizes of the conversion blocks.2 cl, 17 dwg

ethod of encoding video sampling parameter and method of decoding video sampling parameter // 2627099
FIELD: physics.SUBSTANCE: method of encoding a video quantization parameter is disclosed for encoding a quantization parameter for a video encoding process that is based on context-adaptive binary arithmetic coding, the method of encoding the video quantization parameter is that: the predicted quantization parameter is generated from a previous restored quantization parameter; generate the delta quantization parameter from the quantization parameter and the predicted quantization parameter; and performing binary arithmetic coding of the first cell indicating whether the delta quantization parameter is significant, the sign cells indicating whether the delta quantization parameter is positive or negative, and other cells indicating the absolute value of the delta quantization parameter in the case where the delta quantization parameter is significant, the binary arithmetic coding is performed without using the context for the sign cell using the first context for the first cell and using a context other than the first context for the other cells.EFFECT: encoding the video quantization parameter for video encoding and decoding the video quantization parameter for video decoding that use context-adaptive binary arithmetic coding.6 cl, 16 dwg

Independent from unit of access time of delete from buffer coded pictures at coding video // 2627098
FIELD: physics.SUBSTANCE: method comprises: decoding the duration between the time of removal of the first decoding unit (DU) from the buffer of the first decoding unit (DU) in the access unit (AU) and the time of removal from the DU of the second DU, the second DU being the next to the first DU in decoding order and is in the same AU as the first DU; Determining the removal time from the DU of the first DU based, at least in part, on the decoded duration; And during the deletion from the DU, deleting the video data associated with the first DU from the DU, and decoding the video data associated with the first DU, the second DU immediately following the first DU in the AU in decoding order.EFFECT: signalling and deducing the time to delete encoded pictures from the buffer when encoding video.48 cl, 16 dwg, 4 tbl

Device and method of implementation of image display support // 2627097
FIELD: physics.SUBSTANCE: image data display support device comprises: an image forming apparatus comprising a secure image forming means for generating a protected image based on the original image by forming a portion of the protected image, wherein a portion of the protected image is formed by combining a portion of the original image with a corresponding security model formed by the means of forming a protected image; monitoring device for monitoring the display of the protected image by detecting an appropriate security model of a portion of the protected image, performing the update of the detected security model by changing the data contained in the security model, and checking the relevance of the detected security model by checking whether the detected security model of the security model of the last update is correct.EFFECT: increase the reliability of the display of image data, which may vary with time.15 cl, 11 dwg

System and methods of forming scene stabilized metadata // 2627048
FIELD: information technology.SUBSTANCE: in the video data stream is divided or segmented into scenes and the first set of metadata can be generated for this scene of video data. The first set of metadata can represent any known metadata by way of the desired video content function (e.g., brightness). The first set of metadata can be generated on a frame-by-frame basis. In one example, staged stable metadata that may be different from the first set of metadata for the scene may be generated. Scenic stable metadata can be generated by tracking the desired feature with the scene and can be used to maintain the desired feature within an acceptable range of values.EFFECT: reduction of visual artefacts when rendering video data.11 cl, 7 dwg

ethod of playing a film // 2627047
FIELD: physics.SUBSTANCE: method of playing a movie is suggested, in which the film itself is automatically assembled in such a way that it differs each time it is viewed. The method of playing the movie ends with the creation of a "multifilm", i.e. the movie, which changes its plot with each playback.EFFECT: possibility of additional views of the same movie, so that the film itself is automatically assembled in such a way that it differs with each viewing.11 cl, 7 dwg
 
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