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现行 SMPTE ST 425-4:2012
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Dual 3 Gb/s Serial Digital Interface for Stereoscopic Image Transport 用于立体图像传输的双3 Gb/s串行数字接口
发布日期: 2012-06-05
本标准定义了使用基于SMPTE ST 425-1数据结构的两个流组成的接口传输立体图像(左眼和右眼图像)的方法。左眼图像在接口的一个流上携带,右眼图像在另一个流上携带。使用本标准传输的立体图像格式为表1中列举的4:2:2和4:4:4图像格式,其中每种图像格式由SMPTE ST 274、SMPTE ST 296、SMPTE ST 2048-2、SMPTE ST 428-9或SMPTE ST 428-19定义,其有效负载容量名义上为3 Gb/s,并可通过单个SMPTE ST 424串行接口传输。 音频和其他相关辅助数据也可以被传输。本标准还定义了有效负载标识符。视频本质和辅助数据的映射结构应符合SMPTE ST 425-1 A级或B-DL级的规定。实现不需要包括对表1中定义的所有格式的支持,也不需要支持两种映射模式以符合本标准。实施者应在商业出版物中指出支持的格式和支持的映射模式。
This standard defines a means of transporting stereoscopic images (Left eye and Right eye images) using an interface consisting of two streams based on the SMPTE ST 425-1 data structures. The Left eye images are carried on one stream of the interface and the Right eye images are carried on the other stream.The stereoscopic image formats to be transported using this standard are the 4:2:2 and 4:4:4 image formats enumerated in Table 1, where each image format is defined by SMPTE ST 274, SMPTE ST 296, SMPTE ST 2048-2, SMPTE ST 428-9 or SMPTE ST 428-19, has a payload capacity of nominally 3 Gb/s and can be transported by a single SMPTE ST 424 serial interface.Audio and other associated ancillary data may also be transported. This standard also defines a payload identifier.Mapping structures for the video essence and ancillary data shall be as defined in SMPTE ST 425-1 Level A or Level B-DL.It is not necessary for implementations to include support for all formats defined in Table 1, nor is it a requirement to support both mapping modes to conform to this standard. Implementers should indicate supported formats and supported mapping modes in commercial publications.
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