Merge "Camera: use framework VideoNativeHandleMetadata header" into oc-dev

//#define LOG_NDEBUG 0

#include <inttypes.h>

#include <media/hardware/HardwareAPI.h> // For VideoNativeHandleMetadata

#include "CameraHardwareInterface.h"

namespace android {

                             const camera_memory_t *data, unsigned index,

                             void *user);

    // TODO: b/35625849

    // Meta data buffer layout for passing a native_handle to codec

    // matching frameworks/native/include/media/hardware/MetadataBufferType.h and

    //          frameworks/native/include/media/hardware/HardwareAPI.h

    struct VideoNativeHandleMetadata {

        static const uint32_t kMetadataBufferTypeNativeHandleSource = 3;

        uint32_t eType; // must be kMetadataBufferTypeNativeHandleSource

        native_handle_t* pHandle;

    };

    // This is a utility class that combines a MemoryHeapBase and a MemoryBase

    // in one.  Since we tend to use them in a one-to-one relationship, this is

    // handy.