Android Camera预览大小

获取方法: 注意要在open() 后才能得到

mCamera.getParameters().getSupportedPreviewSizes()

一般支持的大小(后置摄像头)

SupportedSizes: w = 1920 |h = 1080
 SupportedSizes: w = 1440 |h = 1080
    SupportedSizes: w = 1536 |h = 864
    SupportedSizes: w = 1280 |h = 960
    SupportedSizes: w = 1280 |h = 720
    SupportedSizes: w = 960 |h = 720
    SupportedSizes: w = 720 |h = 720
    SupportedSizes: w = 640 |h = 480
    SupportedSizes: w = 736 |h = 414
    SupportedSizes: w = 544 |h = 408
    SupportedSizes: w = 400 |h = 400
    SupportedSizes: w = 352 |h = 288
    SupportedSizes: w = 320 |h = 240
    SupportedSizes: w = 208 |h = 144
    SupportedSizes: w = 176 |h = 144