1 /*
2  * Copyright © 2016 Intel Corporation
3  * Copyright © 2019 The Android Open Source Project
4  * Copyright © 2019 Google Inc.
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the "Software"),
8  * to deal in the Software without restriction, including without limitation
9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10  * and/or sell copies of the Software, and to permit persons to whom the
11  * Software is furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice (including the next
14  * paragraph) shall be included in all copies or substantial portions of the
15  * Software.
16  *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
20  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
22  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
23  * IN THE SOFTWARE.
24  */
25 
26 #ifndef VK_FORMAT_INFO_H
27 #define VK_FORMAT_INFO_H
28 
29 #include <stdbool.h>
30 #include <vndk/hardware_buffer.h>
31 #include <vulkan/vulkan.h>
32 
33 namespace gfxstream {
34 namespace vk {
35 
36 /* See i915_private_android_types.h in minigbm. */
37 #define HAL_PIXEL_FORMAT_NV12_Y_TILED_INTEL 0x100
38 
vk_format_from_android(unsigned android_format)39 static inline VkFormat vk_format_from_android(unsigned android_format) {
40     switch (android_format) {
41         case AHARDWAREBUFFER_FORMAT_R8G8B8A8_UNORM:
42             return VK_FORMAT_R8G8B8A8_UNORM;
43         case AHARDWAREBUFFER_FORMAT_R8G8B8X8_UNORM:
44         case AHARDWAREBUFFER_FORMAT_R8G8B8_UNORM:
45             return VK_FORMAT_R8G8B8_UNORM;
46         case AHARDWAREBUFFER_FORMAT_R5G6B5_UNORM:
47             return VK_FORMAT_R5G6B5_UNORM_PACK16;
48         case AHARDWAREBUFFER_FORMAT_R16G16B16A16_FLOAT:
49             return VK_FORMAT_R16G16B16A16_SFLOAT;
50         case AHARDWAREBUFFER_FORMAT_R10G10B10A2_UNORM:
51             return VK_FORMAT_A2B10G10R10_UNORM_PACK32;
52         case HAL_PIXEL_FORMAT_NV12_Y_TILED_INTEL:
53             return VK_FORMAT_G8_B8R8_2PLANE_420_UNORM;
54         case AHARDWAREBUFFER_FORMAT_BLOB:
55         default:
56             return VK_FORMAT_UNDEFINED;
57     }
58 }
59 
android_format_from_vk(unsigned vk_format)60 static inline unsigned android_format_from_vk(unsigned vk_format) {
61     switch (vk_format) {
62         case VK_FORMAT_R8G8B8A8_UNORM:
63             return AHARDWAREBUFFER_FORMAT_R8G8B8A8_UNORM;
64         case VK_FORMAT_R8G8B8_UNORM:
65             return AHARDWAREBUFFER_FORMAT_R8G8B8_UNORM;
66         case VK_FORMAT_R5G6B5_UNORM_PACK16:
67             return AHARDWAREBUFFER_FORMAT_R5G6B5_UNORM;
68         case VK_FORMAT_R16G16B16A16_SFLOAT:
69             return AHARDWAREBUFFER_FORMAT_R16G16B16A16_FLOAT;
70         case VK_FORMAT_A2B10G10R10_UNORM_PACK32:
71             return AHARDWAREBUFFER_FORMAT_R10G10B10A2_UNORM;
72         case VK_FORMAT_G8_B8R8_2PLANE_420_UNORM:
73             return HAL_PIXEL_FORMAT_NV12_Y_TILED_INTEL;
74         default:
75             return AHARDWAREBUFFER_FORMAT_BLOB;
76     }
77 }
78 
vk_format_aspects(VkFormat format)79 static inline VkImageAspectFlags vk_format_aspects(VkFormat format) {
80     switch (format) {
81         case VK_FORMAT_UNDEFINED:
82             return 0;
83 
84         case VK_FORMAT_S8_UINT:
85             return VK_IMAGE_ASPECT_STENCIL_BIT;
86 
87         case VK_FORMAT_D16_UNORM_S8_UINT:
88         case VK_FORMAT_D24_UNORM_S8_UINT:
89         case VK_FORMAT_D32_SFLOAT_S8_UINT:
90             return VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT;
91 
92         case VK_FORMAT_D16_UNORM:
93         case VK_FORMAT_X8_D24_UNORM_PACK32:
94         case VK_FORMAT_D32_SFLOAT:
95             return VK_IMAGE_ASPECT_DEPTH_BIT;
96 
97         case VK_FORMAT_G8_B8_R8_3PLANE_420_UNORM:
98         case VK_FORMAT_G8_B8_R8_3PLANE_422_UNORM:
99         case VK_FORMAT_G8_B8_R8_3PLANE_444_UNORM:
100         case VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_420_UNORM_3PACK16:
101         case VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_422_UNORM_3PACK16:
102         case VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_444_UNORM_3PACK16:
103         case VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_420_UNORM_3PACK16:
104         case VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_422_UNORM_3PACK16:
105         case VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_444_UNORM_3PACK16:
106         case VK_FORMAT_G16_B16_R16_3PLANE_420_UNORM:
107         case VK_FORMAT_G16_B16_R16_3PLANE_422_UNORM:
108         case VK_FORMAT_G16_B16_R16_3PLANE_444_UNORM:
109             return (VK_IMAGE_ASPECT_PLANE_0_BIT | VK_IMAGE_ASPECT_PLANE_1_BIT |
110                     VK_IMAGE_ASPECT_PLANE_2_BIT);
111 
112         case VK_FORMAT_G8_B8R8_2PLANE_420_UNORM:
113         case VK_FORMAT_G8_B8R8_2PLANE_422_UNORM:
114         case VK_FORMAT_G10X6_B10X6R10X6_2PLANE_420_UNORM_3PACK16:
115         case VK_FORMAT_G10X6_B10X6R10X6_2PLANE_422_UNORM_3PACK16:
116         case VK_FORMAT_G12X4_B12X4R12X4_2PLANE_420_UNORM_3PACK16:
117         case VK_FORMAT_G12X4_B12X4R12X4_2PLANE_422_UNORM_3PACK16:
118         case VK_FORMAT_G16_B16R16_2PLANE_420_UNORM:
119         case VK_FORMAT_G16_B16R16_2PLANE_422_UNORM:
120             return (VK_IMAGE_ASPECT_PLANE_0_BIT | VK_IMAGE_ASPECT_PLANE_1_BIT);
121 
122         default:
123             return VK_IMAGE_ASPECT_COLOR_BIT;
124     }
125 }
126 
vk_format_is_color(VkFormat format)127 static inline bool vk_format_is_color(VkFormat format) {
128     return vk_format_aspects(format) == VK_IMAGE_ASPECT_COLOR_BIT;
129 }
130 
vk_format_is_depth_or_stencil(VkFormat format)131 static inline bool vk_format_is_depth_or_stencil(VkFormat format) {
132     const VkImageAspectFlags aspects = vk_format_aspects(format);
133     return aspects & (VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT);
134 }
135 
vk_format_has_depth(VkFormat format)136 static inline bool vk_format_has_depth(VkFormat format) {
137     const VkImageAspectFlags aspects = vk_format_aspects(format);
138     return aspects & VK_IMAGE_ASPECT_DEPTH_BIT;
139 }
140 
141 }  // namespace vk
142 }  // namespace gfxstream
143 
144 #endif /* VK_FORMAT_INFO_H */