pub unsafe extern "C" fn SkImage_asyncRescaleAndReadPixelsYUV420(
this: *const SkImage,
yuvColorSpace: SkYUVColorSpace,
dstColorSpace: sk_sp<SkColorSpace>,
srcRect: *const SkIRect,
dstSize: *const SkISize,
rescaleGamma: SkImage_RescaleGamma,
rescaleMode: SkImage_RescaleMode,
callback: SkImage_ReadPixelsCallback,
context: SkImage_ReadPixelsContext
)