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: An encoding device and method, and a decoding device and method, capable of encoding and decoding a multi-viewpoint image in accordance with a mode having compatibility with an existing mode. A compatible encoder generates a compatible stream by encoding an image that is a compatible image. An image converting unit converts the resolution of images that are auxiliary images. An auxiliary encoder generates an encoded stream of the auxiliary image by encoding the auxiliary image of which the resolution is converted. A compatibility information generating unit generates, as compatibility information, information that designates the image as a compatible image. A multiplexing unit transmits the compatible stream, the encoded stream of the auxiliary image, and the compatibility information. The encoding device can encode a 3D image of the multi-viewpoint mode.

Abstract: The present technique relates to an image processing device and an image processing method for realizing high-precision image generation of predetermined viewpoints by using depth images on the receiving end when the depth images with reduced resolutions are transmitted. A parallax image resolution increasing unit increases the resolution of each of the parallax images of auxiliary images having half the resolution of a compatible image. A parallax image warping unit generates parallax images of virtual viewpoints by performing a warping operation on the parallax images of the auxiliary images with the increased resolutions based on the positions of the virtual viewpoints. A smoothing unit corrects the parallax values of the occlusion regions in the parallax images of the virtual viewpoints. The present technique can be applied to decoding devices that decode glasses-free 3D images, for example.

Abstract: The present technique relates to an image processing apparatus and an image processing method capable of generating a color image of a display viewpoint using a color image and a depth image of a predetermined viewpoint. The viewpoint generation information generation unit generates viewpoint generation information used to generate a color image of a display viewpoint in accordance with a generation method of the color image of the display viewpoint obtained by performing warping processing using multi-viewpoint corrected color images and multi-viewpoint depth images. The multi-viewpoint image encoding unit encodes the multi-viewpoint corrected color images and the multi-viewpoint depth images, and transmits them with the viewpoint generation information. The present technique can be applied to, for example, a multi-viewpoint image processing apparatus.

Abstract: The present technique relates to an image processing device and an image processing method for realizing accurate depth image warping operations on the receiving end when depth images with reduced resolutions are transmitted. A partial resolution converting unit reduces resolutions of parallax images of auxiliary images. A partial conversion information generating unit generates partial conversion information. The parallax images having the resolutions reduced by the partial resolution converting unit and the partial conversion information generated by the partial conversion information generating unit are transmitted to a decoding device. The present technique can be applied to encoding devices that encode glasses-free 3D images, for example.

Abstract: The present invention relates to an encoding device, an encoding method, a decoding device, and a decoding method capable of encoding and decoding multi-viewpoint images in accordance with a mode that is compatible with an existing mode. A compatible encoder generates a compatible stream by encoding an image A1 that is a compatible image in units of access units. An auxiliary encoder generates an encoded stream of a multiplexed image of auxiliary images by encoding a multiplexed image of images B1 and C1 that are auxiliary images used when multi-viewpoint images are generated from the compatible image in units of access units. A multiplexing unit transmits the compatible stream, a 3DV Representation Delimiter representing a boundary of a unit, and an encoded stream of the multiplexed image of the auxiliary images. The present technology can be applied to, for example, an encoding device that encodes a 3D image of the multi-viewpoint mode.

Abstract: The present disclosure relates to a decoding device, a decoding method, an encoding device, and an encoding method, which are capable of enabling a decoding side to accurately recognize a color gamut of an encoding target image. The decoding device includes circuitry configured to receive an encoded stream including encoded data of an image and color primary information indicating a coordinate of at least one color primary of the image. The circuitry extracts the encoded data and the color primary information from the received encoded stream. The circuitry decodes the encoded data to generate the image. Further, the circuitry adjusts a color space of the generated image based on the extracted color primary information. The present disclosure can be applied to, for example, a decoding device of a high efficiency video coding (HEVC) scheme.

Abstract: The present disclosure relates to a decoding device, a decoding method, an encoding device, and an encoding method, which are capable of enabling a decoding side to accurately recognize a color gamut of an encoding target image. The decoding device includes circuitry configured to receive an encoded stream including encoded data of an image and color primary information indicating a coordinate of at least one color primary of the image. The circuitry extracts the encoded data and the color primary information from the received encoded stream. The circuitry decodes the encoded data to generate the image. Further, the circuitry adjusts a color space of the generated image based on the extracted color primary information. The present disclosure can be applied to, for example, a decoding device of a high efficiency video coding (HEVC) scheme.

Abstract: The present technique relates to an image processing device and an image processing method for realizing accurate depth image warping operations on the receiving end when depth images with reduced resolutions are transmitted. A partial resolution converting unit reduces resolutions of parallax images of auxiliary images. A partial conversion information generating unit generates partial conversion information. The parallax images having the resolutions reduced by the partial resolution converting unit and the partial conversion information generated by the partial conversion information generating unit are transmitted to a decoding device. The present technique can be applied to encoding devices that encode glasses-free 3D images, for example.

Abstract: The present technique relates to an image processing device and method capable of suppressing a decrease in encoding efficiency. The image processing device includes: a predictive vector generating unit that generates a predictive vector of a current parallax vector of a current block used in prediction using correlation in a parallax direction using a reference parallax vector referred when generating a predictive motion vector, when encoding the current parallax vector; and a difference vector generating unit that generates a difference vector between the current parallax vector and the predictive vector generated by the predictive vector generating unit. The present disclosure can be applied to an image processing device.

Abstract: An information processing apparatus may include circuitry configured to: receive a first image (201), a second image (202) and first color space information (BT.2020) indicating a first color space of the first image; convert a second color space (BT.709) of the second image to a converted color space (BT.2020) same as the first color space, when the second color space is different from the first color space; and generate a display image (209) including the first image and the second image having the converted color space.

Abstract: The present technique relates to an image processing apparatus and an image processing method capable of generating a color image of a display viewpoint using a color image and a depth image of a predetermined viewpoint. The viewpoint generation information generation unit generates viewpoint generation information used to generate a color image of a display viewpoint in accordance with a generation method of the color image of the display viewpoint obtained by performing warping processing using multi-viewpoint corrected color images and multi-viewpoint depth images. The multi-viewpoint image encoding unit encodes the multi-viewpoint corrected color images and the multi-viewpoint depth images, and transmits them with the viewpoint generation information. The present technique can be applied to, for example, a multi-viewpoint image processing apparatus.

Abstract: The present technique relates to a data generation apparatus, a data generating method, a data reproduction apparatus, and a data reproducing method capable of enabling a user to enjoy an HDR image. HDR information designated by HDR designating information is acquired from a file storing a track of a stream including the HDR information which is configured with feature information representing features of luminance of an HDR (high dynamic range) image having a dynamic range higher than that of an STD (standard) image and conversion information representing a conversion rule of converting the one of the STD image and the HDR image into the other and a target track including the HDR designating information designating the HDR information which is to be applied to the target track of interest in the HDR information of the track. The present technique can be applied, for example, to the case of applying HDR information to a subtitle having an SMPTE-TT format using XML.

Abstract: The present technique relates to an image processing apparatus and an image processing method capable of generating a color image of a display viewpoint using a color image and a depth image of a predetermined viewpoint. The viewpoint generation information generation unit generates viewpoint generation information used to generate a color image of a display viewpoint in accordance with a generation method of the color image of the display viewpoint obtained by performing warping processing using multi-viewpoint corrected color images and multi-viewpoint depth images. The multi-viewpoint image encoding unit encodes the multi-viewpoint corrected color images and the multi-viewpoint depth images, and transmits them with the viewpoint generation information. The present technique can be applied to, for example, a multi-viewpoint image processing apparatus.

Abstract: The present technique relates to an image processing device and method capable of suppressing a decrease in encoding efficiency. The image processing device includes: a predictive vector generating unit that generates a predictive vector of a current parallax vector of a current block used in prediction using correlation in a parallax direction using a reference parallax vector referred when generating a predictive motion vector, when encoding the current parallax vector; and a difference vector generating unit that generates a difference vector between the current parallax vector and the predictive vector generated by the predictive vector generating unit. The present disclosure can be applied to an image processing device.

Abstract: The present technique relates to an image processing device and method capable of suppressing a decrease in encoding efficiency. The image processing device includes: a predictive vector generating unit that generates a predictive vector of a current parallax vector of a current block used in prediction using correlation in a parallax direction using a reference parallax vector referred when generating a predictive motion vector, when encoding the current parallax vector; and a difference vector generating unit that generates a difference vector between the current parallax vector and the predictive vector generated by the predictive vector generating unit. The present disclosure can be applied to an image processing device.

Abstract: The present technique relates to an image processing device and method capable of suppressing a decrease in encoding efficiency. The image processing device includes: a predictive vector generating unit that generates a predictive vector of a current parallax vector of a current block used in prediction using correlation in a parallax direction using a reference parallax vector referred when generating a predictive motion vector, when encoding the current parallax vector; and a difference vector generating unit that generates a difference vector between the current parallax vector and the predictive vector generated by the predictive vector generating unit. The present disclosure can be applied to an image processing device.

Abstract: There is provided an image coding apparatus including: circuitry configured to set a correspondence relationship between resolution information and an enhancement layer, in a case where the number of the layers is greater than the number of multiple candidates for the resolution information on a layer of an image; and code the image and generate a bitstream including information relating to the set correspondence relationship.

Abstract: The present disclosure relates to an image encoding device and an image encoding method, and an image processing device and an image processing method that enable easier bitstream concatenation. A structure according to the present disclosure includes: a setting unit that sets header information related to a hypothetical reference decoder in accordance with information about a position and information about reference, the information about a position and the information about reference being of the current picture of image data to be processed; and an encoding unit that encodes the image data and generates a bitstream containing the encoded data of the image data and the header information set by the setting unit. The present disclosure can be applied to image processing devices or image encoding devices, for example.

Abstract: The present technology relates to a reproduction device, a reproduction method, and a recording medium that enable graphics with an appropriate brightness to be displayed on a video having a wide dynamic range of 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 graphics data that is superimposed on the extended video and that has the first brightness range.