Amazon Technologies, Inc.

David Scheiderman

Stephen Daniel Vilke

Method and system for determining frame rate of multimedia content streaming on a client device are presented herein. The method includes selecting a region within a screen of a computing display device displaying a video stream. One or more image frames of the video stream in the region are recorded. Changes in the color composition between the recorded image frames are detected. Based on the changes in the color composition, the frame rate of the video stream is determined.

Method to determine the FPS on a client without instrumenting rendering layer

Systems and methods for loss protection of audio streams that may obtain an audio source such as from a microphone device, determine a sampling rate for encoding the audio source, and sampling the audio source to identify a plurality of samples (e.g., according to the sampling rate). A first audio output stream may be generated by encoding the plurality of samples. A second audio output stream may be generated by compressing each sample of the plurality of samples to collectively generate a second audio output stream. The first and second audio output streams may be transmitted (e.g., over a network subject to loss) to a recipient computer system that is able to utilize portions of the second audio output stream in place of lost portions first audio output stream.

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Bainbridge Island, WA, United States of America

David Scheiderman