texture_rgba_renderer: ^0.0.16

import 'package:texture_rgba_renderer/texture_rgba_renderer.dart';

final _textureRgbaRendererPlugin = TextureRgbaRenderer();

//textureId，使用ValueNotifier方便刷新界面
ValueNotifier<int> _textureId = ValueNotifier<int>(-1);
//參數(shù)為唯一標識符，使用當(dāng)前對象this的hashCode。
 _textureId.value = await _textureRgbaRendererPlugin.createTexture(hashCode);

//ValueListenableBuilder與ValueNotifier是配套使用的，方便界面刷新。
ValueListenableBuilder(
                      valueListenable: _textureId,
                      builder: (c, v, w) {
                        //關(guān)聯(lián)textureId
                        return Texture(textureId: _textureId.value);
                      })),

//數(shù)據(jù)地址
int adress = msg[2];
//一行數(shù)據(jù)長度
int linesize = msg[3];
int width = msg[4];
int height = msg[5];
//將bgra數(shù)據(jù)寫入texture
final ptr = await _textureRgbaRendererPlugin.getTexturePtr(hashCode);
Native.instance.onRgba(
    Pointer.fromAddress(ptr),
    Pointer.fromAddress(adress),
    height* linesize,
    width,
    height,
    linesize);