H.261编码格式提出于1990年，用于运动图像的编码中。它的编码效率高，图像质量好且实时性好，广泛用于会议系统的运动图像编码之中。-H.261 encoding format proposed in 1990, for the coding of moving picture. Its high coding efficiency, image quality and real-time, and conferencing systems are widely used in image co

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H.261编码格式提出于1990年，用于运动图像的编码中。它的编码效率高，图像质量好且实时性好，广泛用于会议系统的运动图像编码之中。-H.261 encoding format proposed in 1990, for the coding of moving picture. Its high coding efficiency, image quality and real-time, and conferencing systems are widely used in image co