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Program switching method and device

A program switching and program technology, applied in the electrical field, can solve the problems of high hardware cost and high power consumption, and achieve the effect of simple and easy switching

Pending Publication Date: 2021-06-25
HISENSE BROADBAND MULTIMEDIA TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, it is obvious that this implementation technology requires three hardware decoders to work at the same time, the hardware cost is high, and the power consumption is relatively large

Method used

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  • Program switching method and device

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Embodiment Construction

[0038] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, not all of them. Based on the embodiments in this application, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of this application.

[0039] Embodiments of the present application provide a program switching method and device, which are used to reduce hardware costs required for program switching, greatly reduce terminal power consumption, and save resources.

[0040] Among them, the method and the device are conceived based on the same application. Since the principle of solving problems of the method and the device is similar, the implementation of the device and the method can b...

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PUM

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Abstract

The invention discloses a program switching method and a program switching device, which are used for realizing rapid program switching and reducing hardware cost and terminal power consumption required by program switching, thereby saving resources. The program switching method provided by the embodiment of the invention comprises the following steps: determining a switched target program according to a user instruction; sending pre-stored audio data and video data of the target program to an audio data hardware decoder and a video data hardware decoder respectively; and outputting the image decoded by the video data hardware decoder and the sound decoded by the audio data hardware decoder.

Description

technical field [0001] The present application relates to the field of electrical technology, in particular to a program switching method and device. Background technique [0002] At present, the fast switchover technology for live programs is realized through 3 hardware decoders (decoders) working in parallel. The 3 hardware decoders work at the same time, 1 channel decodes and plays the previous program, and 1 channel decodes and plays the current program. , 1 channel decodes and plays the next program. Wherein, the programs include, for example, Central 1, Central 2, Central 3, Central 4 and so on. If on the program list of the TV terminal, the display order is: Central 1, Central 2, Central 3, Central 4, etc.; and the user is currently watching Central 3, then the "previous program" specifies It is Central 2, and the "next program" is designated as Central 4. [0003] When the TV receives the user's request to switch the next (or previous) program, it directly outputs...

Claims

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Application Information

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IPC IPC(8): H04N21/2187H04N21/43H04N21/438H04N21/439H04N21/4402
CPCH04N21/2187H04N21/4302H04N21/4384H04N21/4402H04N21/4398
Inventor 彭文剑宗树伟梁国富
Owner HISENSE BROADBAND MULTIMEDIA TECH
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