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A kind of micro-lecture playing engine and micro-lecture playing method

A playback engine and data technology, applied in image communication, selective content distribution, electrical components, etc., can solve problems such as thin and incomplete lines, and achieve the effect of improving performance, shortening waiting time, and ensuring availability and stability.

Inactive Publication Date: 2017-06-13
上海景界信息科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The traditional playback engine has rendering defects, and the lines are too thin and incomplete. Due to performance defects, there is a delay of several hundred milliseconds in drag and play. Because of unbuffered data, rendering interface and buffer preparation are required. At the same time, due to functional defects, a one-time Play after loading

Method used

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  • A kind of micro-lecture playing engine and micro-lecture playing method
  • A kind of micro-lecture playing engine and micro-lecture playing method
  • A kind of micro-lecture playing engine and micro-lecture playing method

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0059]like figure 1 , figure 2 As shown, a micro-lecture playback engine includes:

[0060] Loader: connected to the logic controller, used to read the micro-course files and send the read data to the logic controller; logic controller: connected to the resource stack unit and the rendering controller respectively, used to classify the Classify and analyze resource data, perform data operations, push zero-time data into the resource stack, check whether the data stack reaches the threshold, send data, and assemble data; resource stack unit: used to receive zero-time data assembled by the logic controller; render Controller: used to control the rendering method and algorithm strategy, to render and display the data; timer: connected to the logic controller, used to record and time the time points obtained from the logic controller; audio controller: related to timing Connected with the timer, it is used to receive timer information to play or stop playing the micro-class.

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Embodiment 2

[0066] On the basis of Embodiment 1, this embodiment proposes a micro-lesson playing method, such as image 3 As shown, when the user starts the micro-lecture file through step (1), click the user interface component (UI), click the micro-lecture file, and start the use case;

[0067] The loader reads the micro-course file through step (2), and the loader parses it according to the file specification protocol through step (3), and puts action resources, sound resources, and picture material resources into the queue to be processed, and the sound and picture are generated at zero time Cache files, the loader sends the data to the logic controller through step (4);

[0068] The logic controller classifies and analyzes the classified resource data through step (5), and the action resources are parsed into brush action, eraser action, undo action, restoration action, line clearing action, screen clearing action, inserting picture action, deleting picture action, Rotate the pictur...

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Abstract

The invention discloses a micro-lecture playing engine, including: a loader, a logic controller, a resource stack unit, a rendering controller, a timer, and an audio controller; meanwhile, the present invention proposes a micro-lecture playing engine based on a micro-lecture playing engine A micro-lecture playback method is proposed. The present invention avoids the occurrence of unlimited line clearing, screen clearing, undoing and recovery operation playback during the process of making products, when the zero time point and the last time point are paused. Loss of resource data; replace cached data with disk zero-time files to prevent memory leaks in courseware that lasts more than 30 minutes, ensuring availability and stability; design multiple queues to save different actions, and combine reverse frames , The full amount of frames is used to improve performance, which shortens the waiting time for users to drag and play, and can feel no delay in subsequent playback.

Description

technical field [0001] The invention relates to a micro-lecture playing engine and a micro-lecture playing method, mainly playing and recording micro-courseware on an android tablet terminal, which is applied to the explanation of key content of school knowledge and the training of enterprise employees. Background technique [0002] There are corresponding playback applications on PC terminals, mainly to produce standard multimedia files for video files or Flash animation files. The playback application is based on the custom multimedia file format generated by its own recording engine application, but the terminal is a bottleneck for ordinary consumers' consumption capacity. There is no product similar to IOS on the Android terminal. Play the recorded multimedia content. The traditional playback engine has rendering defects, and the lines are too thin and incomplete. Due to performance defects, there is a delay of several hundred milliseconds in drag and play. Because of u...

Claims

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Application Information

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IPC IPC(8): H04N21/472H04N21/81H04N21/85
Inventor 夏萱
Owner 上海景界信息科技有限公司