公开(公告)号：US11997314B2

公开(公告)日：2024-05-28

申请号：US17956156

申请日：2022-09-29

Applicant: ALIBABA GROUP HOLDING LIMITED

Inventor： Niqi Lyu ,  Zhiming Wang ,  Liang You ,  Xin Long

IPC: H04N7/12 ,  H04N19/127 ,  H04N19/182 ,  H04N19/593 ,  H04N19/85 ,  H04N21/234 ,  H04N21/81

CPC classification number: H04N19/593 ,  H04N19/127 ,  H04N19/182 ,  H04N19/85 ,  H04N21/234 ,  H04N21/8193

Abstract: Provided are a video stream processing method and apparatus, an electronic device and a computer-readable medium, which relate to the field of Internet technology. An exemplary method includes: storing a video frame in an original video stream in a first buffer area by calling a video stream processing interface of a video stream processing tool; processing the video frame in the first buffer area by means of a video frame processing model to obtain a processed video frame; and on the basis of the processed video frame, generating a standard video stream corresponding to the original video stream. By means of the embodiments of the this application, the software complexity of video stream processing is effectively reduced, and the speed of video stream processing is effectively improved.

公开(公告)号：US10748524B2

公开(公告)日：2020-08-18

申请号：US16774422

申请日：2020-01-28

Applicant: Alibaba Group Holding Limited

Inventor： Zhiming Wang ,  Jun Zhou ,  Xiaolong Li

IPC: G10L15/06 ,  G10L15/16 ,  G10L15/22 ,  G06N3/04 ,  G06N3/08 ,  G10L15/02 ,  G10L15/08

Abstract: A speech wakeup method, apparatus, and electronic device are disclosed in embodiments of this specification. The method includes: inputting speech data to a speech wakeup model trained with general speech data; and outputting, by the speech wakeup model, a result for determining whether to execute speech wakeup, wherein the speech wakeup model includes a Deep Neural Network (DNN) and a Connectionist Temporal Classifier (CTC).