harmony 鸿蒙native_vsync.h

  • 2023-10-30
  • 浏览 (227)

native_vsync.h

Overview

The native_vsync.h file declares the functions for obtaining and using native virtual synchronization (VSync).

Since

9

Related Modules

NativeVsync

Summary

Types

Name Description
OH_NativeVSync Provides the declaration of an OH_NativeVSync struct.
(*OH_NativeVSync_FrameCallback) (long long timestamp, void *data) Defines the pointer to a VSync callback function.

Functions

Name Description
OH_NativeVSync_Create (const char *name, unsigned int length) Creates an OH_NativeVSync instance. A new OH_NativeVSync instance is created each time this function is called.
OH_NativeVSync_Destroy (OH_NativeVSync *nativeVsync) Destroys an OH_NativeVSync instance.
OH_NativeVSync_RequestFrame (OH_NativeVSync *nativeVsync, OH_NativeVSync_FrameCallback callback, void *data) Requests the next VSync signal. When the signal arrives, a callback function is invoked.
OH_NativeVSync_GetPeriod (OH_NativeVSync *nativeVsync, long long *period) Obtains the VSync period.

你可能感兴趣的鸿蒙文章

harmony 鸿蒙Native APIs

harmony 鸿蒙AVCapability

harmony 鸿蒙AVDemuxer

harmony 鸿蒙AVMuxer

harmony 鸿蒙AVScreenCapture

harmony 鸿蒙AVSource

harmony 鸿蒙AudioDecoder

harmony 鸿蒙AudioEncoder

harmony 鸿蒙CodecBase

harmony 鸿蒙Core

0  赞