1/*
2 * Copyright (c) 2016-2017, The Linux Foundation. All rights reserved.
3
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *   * Redistributions of source code must retain the above copyright
8 *     notice, this list of conditions and the following disclaimer.
9 *   * Redistributions in binary form must reproduce the above
10 *     copyright notice, this list of conditions and the following
11 *     disclaimer in the documentation and/or other materials provided
12 *     with the distribution.
13 *   * Neither the name of The Linux Foundation nor the names of its
14 *     contributors may be used to endorse or promote products derived
15 *     from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
18 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
20 * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
21 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
24 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
25 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
26 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
27 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30#ifndef __GR_BUF_DESCRIPTOR_H__
31#define __GR_BUF_DESCRIPTOR_H__
32
33#include <hardware/gralloc1.h>
34#include <atomic>
35
36namespace gralloc1 {
37class BufferDescriptor {
38 public:
39  BufferDescriptor() : id_(next_id_++) {}
40
41  BufferDescriptor(int w, int h, int f)
42      : width_(w),
43        height_(h),
44        format_(f),
45        producer_usage_(GRALLOC1_PRODUCER_USAGE_NONE),
46        consumer_usage_(GRALLOC1_CONSUMER_USAGE_NONE),
47        id_(next_id_++) {}
48
49  BufferDescriptor(int w, int h, int f, gralloc1_producer_usage_t prod_usage,
50                   gralloc1_consumer_usage_t cons_usage)
51      : width_(w),
52        height_(h),
53        format_(f),
54        producer_usage_(prod_usage),
55        consumer_usage_(cons_usage),
56        id_(next_id_++) {}
57
58  void SetConsumerUsage(gralloc1_consumer_usage_t usage) { consumer_usage_ = usage; }
59
60  void SetProducerUsage(gralloc1_producer_usage_t usage) { producer_usage_ = usage; }
61
62  void SetDimensions(int w, int h) {
63    width_ = w;
64    height_ = h;
65  }
66
67  void SetColorFormat(int format) { format_ = format; }
68
69  void SetLayerCount(uint32_t layer_count) { layer_count_ = layer_count; }
70
71  gralloc1_consumer_usage_t GetConsumerUsage() const { return consumer_usage_; }
72
73  gralloc1_producer_usage_t GetProducerUsage() const { return producer_usage_; }
74
75  int GetWidth() const { return width_; }
76
77  int GetHeight() const { return height_; }
78
79  int GetFormat() const { return format_; }
80
81  uint32_t GetLayerCount() const { return layer_count_; }
82
83  gralloc1_buffer_descriptor_t GetId() const { return id_; }
84
85 private:
86  int width_ = -1;
87  int height_ = -1;
88  int format_ = -1;
89  uint32_t layer_count_ = 1;
90  gralloc1_producer_usage_t producer_usage_ = GRALLOC1_PRODUCER_USAGE_NONE;
91  gralloc1_consumer_usage_t consumer_usage_ = GRALLOC1_CONSUMER_USAGE_NONE;
92  const gralloc1_buffer_descriptor_t id_;
93  static std::atomic<gralloc1_buffer_descriptor_t> next_id_;
94};
95};  // namespace gralloc1
96#endif  // __GR_BUF_DESCRIPTOR_H__
97