Invention Grant
- Patent Title: Parallel video transcoding
- Patent Title (中): 并行视频转码
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Application No.: US13185272Application Date: 2011-07-18
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Publication No.: US09338467B1Publication Date: 2016-05-10
- Inventor: Krishna K. Gadepalli , Christophe Chaland , Rushabh A. Doshi , Huisheng Wang , Wendy Tobagus , Vijnan Shastri , Debargha Mukherjee
- Applicant: Krishna K. Gadepalli , Christophe Chaland , Rushabh A. Doshi , Huisheng Wang , Wendy Tobagus , Vijnan Shastri , Debargha Mukherjee
- Applicant Address: US CA Mountain View
- Assignee: Google Inc.
- Current Assignee: Google Inc.
- Current Assignee Address: US CA Mountain View
- Agency: Fenwick & West LLP
- Main IPC: H04N19/40
- IPC: H04N19/40 ; H04N19/85

Abstract:
A system and method provides transcoding a video in parallel by multiple transcoders based on a measure of video coding complexity (VCC). The system has a video pre-processing module, a master transcoder, a transcoding controller and multiple transcoders. The video pre-processing module transcodes a source video into an intermediate video. The master transcoder partitions the intermediate video into multiple transcoding units, where a transcoding unit identifies a portion of data of the intermediate video for transcoding. The master transcoder further generates a transcoding request for each transcoding unit. The transcoding controller distributes the transcoding units to the multiple transcoders, which transcode the data of the transcoding units in parallel into transcoded data.
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