core-video-sys 0.1.2

Bindings to CoreVideo.framework for macOS and iOS
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use crate::core_foundation_sys::{
    base::{ CFAllocatorRef, },
    dictionary::CFDictionaryRef,
    string::CFStringRef,
};

use crate::{
    pixel_buffer::CVPixelBufferRef,
    return_::CVReturn,
};


// https://developer.apple.com/documentation/iosurface/iosurfaceref?language=objc
#[derive(Debug, Copy, Clone)]
pub enum _IOSurface { }
pub type IOSurfaceRef = *mut _IOSurface;


extern "C" {
    pub static kCVPixelBufferIOSurfaceOpenGLTextureCompatibilityKey: CFStringRef;
    pub static kCVPixelBufferIOSurfaceOpenGLFBOCompatibilityKey: CFStringRef;
    pub static kCVPixelBufferIOSurfaceCoreAnimationCompatibilityKey: CFStringRef;

    pub static kCVPixelBufferIOSurfaceOpenGLESTextureCompatibilityKey: CFStringRef;
    pub static kCVPixelBufferIOSurfaceOpenGLESFBOCompatibilityKey: CFStringRef;


    pub fn CVPixelBufferGetIOSurface(pixelBuffer: CVPixelBufferRef) -> IOSurfaceRef;
    pub fn CVPixelBufferCreateWithIOSurface(allocator: CFAllocatorRef,
                                            surface: IOSurfaceRef,
                                            pixelBufferAttributes: CFDictionaryRef,
                                            pixelBufferOut: *mut CVPixelBufferRef) -> CVReturn;
}