Samsung Electronics Co., Ltd.

Sungkyunkwan University

Mtekvision Co., Ltd.

Sung-Oh Kim

Hyun-Hee Park

Hyung-Ju Chun

Jong-Bum Choi

Kwang-Tai Kim

Yong-Man Lee

Ki-Huk Lee

Soo-Hyung Kim

Ha-Joong Park

Dong-Hyun Yeom

Jae-moon Kim

Young-Jo Kim

Seul-Ki Jang

Kyo-hyuk Lee

Ki-won Yoo

Chan-sik Park

A-Rang Lee

Kwang-Young Kim

Young-ho Moon

Sung-Nam Hong

Tae-Wan Kim

Sang-kwon Na

Eun-Seok Ryu

Il-Do Kim

Jae-Gon Kim

Seung-Won Oh

Yong-man Lee

Kyeong Min Lee

Seong-Woon Kim

Young-Seol Lee

Sun-Kyu Park

Sang-Hyeon Lim

Jung-Jun Lee

Jee-Hoon An

Bum-Soo Suh

Jong-Keun Na

Kyoung Bong Han

Yung-Mok Yu

Jae-Moon Kim

Sung-Jun Lim

Various embodiments of the present invention relate to an electronic device comprising: a processor; an image sensor that includes a first sensor pixel set and a second sensor pixel set; and a control circuit that is electrically connected to the image sensor, wherein the control circuit can be configured so as to obtain raw image data by using the image sensor in which the exposure of the first sensor pixel set and the exposure of the second sensor pixel set are configured differently, divide the raw image data into first channel data corresponding to a first color and second channel data corresponding to a second color, generate first channel compression data that are compressed on the basis of the first channel data such that at least a part of data obtained using the first sensor pixel set adjoins and at least a part of data obtained using the second sensor pixel set adjoins, generate second channel compression data that are compressed on the basis of the second channel data such that at least a part of the data obtained using the first sensor pixel set adjoins and at least a part of the data obtained using the second sensor pixel set adjoins, and transmit the compressed first channel compression data and the compressed second channel compression data to the processor. In addition, among the various embodiments of the present invention other embodiments may be possible.

Electronic device, and method for electronic device compressing high dynamic range image data

An electronic device according to various embodiments of the present invention comprises a camera, a communication module, a display and a processor, wherein the processor can be set so as to: acquire a raw image corresponding to an external object by using the camera; generate a first level image having a first attribute and a second level image having a second attribute by using the raw image; transmit a first image, in which at least a part of the first level image is encoded, to an external electronic device by using the communication module such that the external electronic device generates analysis information on the first image; and generate a second image, in which at least a part of the second level image is encoded, on the basis of at least the analysis information, and transmit the second image to the external electronic device by using the communication module. Other embodiments could be possible in addition to the various embodiments of the present invention.

Method for processing image data by using information generated from external electronic device, and electronic device

Various embodiments of the present disclosure propose an apparatus and a method for processing an image for converting a frame rate. To this end, the present invention is capable of providing an apparatus and a method for processing an image, configured to convert a frame rate on the basis of monochrome image frames acquired through a monochrome sensor, and perform an image synthesis with the frame rate converted monochrome image frame by using a downsampled color image frame acquired through a color sensor.

Image processing apparatus and method

Various embodiments of the present disclosure relate to an image processing device and method for compressing and restoring an image. To this end, edged information and scaling information are obtained from an input signal, and block information employed for obtaining the edged information and the scaling information is generated. In addition, encoding information is transmitted according to a preset transmission format so as to include the edged information, the scaling information, and the block information.

Image processing device and method

Provided is a video decoding method for reconstructing an image, the video decoding method including: obtaining reference image data from a bitstream; determining an attribute of the reference image data as a long-term reference attribute or a short-term reference attribute, according to a frequency of referring to the reference image data by image data to be decoded; storing the reference image data in a memory by using the attribute of the reference image data; and decoding an image by using the reference image data stored in the memory.

Video encoding/decoding method and device for controlling reference image data according to reference frequency

An electronic device is disclosed. The electronic device includes a camera, a communication module, and a processor. The processor is operably coupled with the camera and the communication module. The processor is configured to obtain a first image corresponding to an external object using the camera. The processor is also configured to generate a second image smaller in data size than the first image using the first image. The processor is further configured to transmit the second image to an external electronic device through the communication module. The processor is also configured to receive correction area information from the external electronic device through the communication module. The correction area information is based on information associated with an image area identified from the second image. The processor is further configured to perform correction using the first image based on at least part of the correction area information.

Electronic device for processing image acquired by using camera and method for operating the same

An example electronic device includes a camera, a communication module, and at least one processor. The at least one processor is configured to acquire a raw image of an external object by using the camera, generate a first corrected image from the raw image by a first image processing scheme, control transmitting the raw image to an external electronic device through the communication module in order to enable the external electronic device to generate differential image information corresponding to a difference between a second corrected image generated by processing the raw image in the first image processing scheme and a third corrected image generated by processing the raw image in a second image processing scheme, and further correct the first corrected image by using the differential image information so that the first corrected image corresponds to the third corrected image.

Method and electronic device for processing raw image acquired through camera by using external electronic device

The electronic device is provided. The electronic device includes a processor, and an image sensor module configured to be electrically connected to the processor, wherein the image sensor module comprises an image sensor configured to obtain raw image data and a control circuit configured to be electrically connected to the processor, and wherein the control circuit is configured to: generate a plurality of bit-planes configured based on bit positions of respective pixel values for a plurality of pixels corresponding to at least some of the raw image data obtained by the image sensor, generate compressed data in which one or more of the plurality of bit-planes are compressed, and transmit a bitstream containing the compressed data to the processor. Other embodiments may be provided.

Electronic device and method for encoding image data therein

Provided are a method and apparatus for determining a merge mode by using motion information of a previous prediction unit. The method of determining a merge mode includes obtaining a merge mode cost of a lower depth based on a merge mode cost of a coding unit of an upper depth obtained by using motion information of a merge mode of the coding unit of the upper depth corresponding to a merge mode of the coding unit of the lower depth.

Method and apparatus for determining merge mode

A photographing apparatus is disclosed. A photographing apparatus according to one embodiment comprises: a first image sensor; a second image sensor; and at least one processor functionally coupled to the first image sensor and the second image sensor, wherein the at least one processor may be configured to: obtain, by using the first image sensor, a first image which includes a first pixel, a second pixel adjacent to the first pixel, and a third pixel adjacent to the second pixel in an area other than the area in which the second pixel and the first pixel are adjacent; obtain, by using the second image sensor, a second image which includes a fourth pixel associated with the first pixel on the basis of the position thereof, and a fifth pixel adjacent to the fourth pixel and associated with the second pixel on the basis of the position thereof; determine whether a difference in luminance between the first pixel and the second pixel falls within a designated range; and, when the difference in the luminance between the first pixel and the second pixel falls within the designated range, generate color information corresponding to at least one of the first pixel and the second pixel at least on the basis of the color information of the fourth pixel and the color information of the fifth pixel.

Photographing apparatus and control method thereof

An image processing apparatus and method for converting a frame rate are provided. According to the present disclosure, an electronic device includes a memory, a first black-and-white image sensor, a second image sensor, and a processor. The processor is configured to set different values as a first setting value for the first black-and-white image sensor and a second setting value for the second image sensor, if an illuminance value indicating an illuminance at an arbitrary time point does not satisfy a predetermined illuminance value, to acquire a black-and-white image of an object based on the first setting value using the first black-and-white image sensor, to acquire at least one color image of the object based on the second setting value using the second image sensor, to generate a color image by synthesizing the black-and-white image with a color determined based on at least part of color information of the at least one color image, and to store the generated color image as video data in the memory. The black-and-white image has a high resolution relative to a resolution of the at least one color image.

Apparatus and method for processing image

An electronic device and an operation method by the electronic device are disclosed. The electronic device includes a controller that controls to extract at least one frame of a plurality of preview frames inputted through an image capturing device and store an image captured through the image capturing device according to an image capturing request in association with the selected at least one frame; and a storage unit storing the captured image and the selected at least one frame.

Electronic device and method for processing captured image associated with preview frames by electronic device

A video compressing apparatus and method that may increase the compression efficiency while maintaining the quality of video on an electronic device processing multimedia data including video are provided. The apparatus includes a video compressing apparatus and method that obtain a target image from a memory or camera, generate meta data corresponding to attribute information of the obtained target image, and compress the target image based on, at least, the generated meta data.

Electronic device and method for operating the same

Provided are methods and apparatuses for performing motion estimation encoding and decoding on a video. A method of encoding a video includes splitting a picture by using a maximum coding unit; splitting the maximum coding unit into prediction units, according to a split mode indicating a split form of the maximum coding unit; performing motion estimation on a prediction unit having a size equal to or less than a predetermined size from among the prediction units included in the maximum coding unit, and obtaining a motion vector of the prediction unit having the size equal to or less than the predetermined size; and obtaining a motion vector of a prediction unit having a size greater than the predetermined size, by using the motion vector of the prediction unit having the size equal to or less than the predetermined size.

Methods and apparatuses for encoding and decoding video

An encoding and decoding method and apparatus are disclosed. whereby, According to the disclosed method, in response to a current frame including a current block being a P frame, a motion vector and an intra-mode-to-inter mode ratio of a frame encoded and decoded previously to the current frame are analyzed in order to determine a temporal search range and a spatial search range of a reference frame.

Growing community of inventors

Suwon-si, South Korea

Sung-Oh Kim