cros_gralloc/cros_gralloc_handle.h

/*
 * Copyright 2016 The Chromium OS Authors. All rights reserved.
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

#ifndef CROS_GRALLOC_HANDLE_H
#define CROS_GRALLOC_HANDLE_H

#include <cstdint>
#include <cutils/native_handle.h>

#define DRV_MAX_PLANES 4

/*
 * Only use 32-bit integers in the handle. This guarantees that the handle is
 * densely packed (i.e, the compiler does not insert any padding).
 */

struct cros_gralloc_handle {
	native_handle_t base;
	int32_t fds[DRV_MAX_PLANES];
	uint32_t strides[DRV_MAX_PLANES];
	uint32_t offsets[DRV_MAX_PLANES];
	uint32_t format_modifiers[2 * DRV_MAX_PLANES];
	uint32_t width;
	uint32_t height;
	uint32_t format;       /* DRM format */
	uint32_t use_flags[2]; /* Buffer creation flags */
	uint32_t magic;
	uint32_t pixel_stride;
	int32_t droid_format;
	int32_t usage; /* Android usage. */
};

typedef const struct cros_gralloc_handle *cros_gralloc_handle_t;

#endif