Background Playback In practical applications, most audio and video content requires background playback. This guide details how to implement long-duration background playback. Basic Concepts Before d
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openharmony 鸿蒙 using-avsession-controller-sys
AVSession Controller (for System Applications Only) Media Controller preset in OpenHarmony functions as the controller to interact with audio and video applications, for example, obtaining and display
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openharmony 鸿蒙 distributed-avsession-overview-sys
Distributed AVSession Overview (for System Applications Only) With distributed AVSession, OpenHarmony allows users to project locally played media to a distributed device for a better playback effect.
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openharmony 鸿蒙 using-distributed-avsession-sys
Using Distributed AVSession (for System Applications Only) Basic Concepts Remote AVSession: an AVSession automatically created on the remote device by the AVSession service for synchronization with an
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openharmony 鸿蒙 heif-adapter-faq
Handling HEIF Images Introduction to HEIF Images High Efficiency Image File Format (HEIF) is a file format for individual images or image sequences. It is developed by the Moving Picture Experts Group
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openharmony 鸿蒙 image-rotate-faq
Obtaining the Rotation Angle of an Image Introduction to Image Rotation Angles In digital photography, the shooting device (such as a smartphone or camera) saves the rotation angle (orientation) infor
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openharmony 鸿蒙 image-error-faq
Image Kit Exception Handling Image Kit provides both ArkTS APIs and C APIs. In special circumstances (such as invalid input parameters, insufficient memory, or functions unable to process requests), t
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openharmony 鸿蒙 performance-analysis-kit-terminology
Performance Analysis Kit Terminology General Log Version Log version refers to the system version where the logging feature is enabled. It records various system running information, including the run
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openharmony 鸿蒙 hiappevent-watcher-web-fling-jank-events
ArkWeb Fling Jank Event Overview Introduction ArkWeb provides Web components for displaying web page content in applications, enabling you to control web pages. Page scrolling consists of two phases:
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openharmony 鸿蒙 hiappevent-faq
HiAppEvent FAQs What should I do if the subscribed events cannot be found? Symptom In the development and debugging phase, when a fault such as crash or freeze occurs, the events subscribed through Hi
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