1 /*
2 * Copyright (c) 2016-2018, 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 #include <utils/formats.h>
31 
32 #define __CLASS__ "FormatsUtils"
33 
34 namespace sdm {
35 
IsUBWCFormat(LayerBufferFormat format)36 bool IsUBWCFormat(LayerBufferFormat format) {
37   switch (format) {
38   case kFormatRGBA8888Ubwc:
39   case kFormatRGBX8888Ubwc:
40   case kFormatBGR565Ubwc:
41   case kFormatYCbCr420SPVenusUbwc:
42   case kFormatRGBA1010102Ubwc:
43   case kFormatRGBX1010102Ubwc:
44   case kFormatYCbCr420TP10Ubwc:
45   case kFormatYCbCr420P010Ubwc:
46     return true;
47   default:
48     return false;
49   }
50 }
51 
Is10BitFormat(LayerBufferFormat format)52 bool Is10BitFormat(LayerBufferFormat format) {
53   switch (format) {
54   case kFormatRGBA1010102:
55   case kFormatARGB2101010:
56   case kFormatRGBX1010102:
57   case kFormatXRGB2101010:
58   case kFormatBGRA1010102:
59   case kFormatABGR2101010:
60   case kFormatBGRX1010102:
61   case kFormatXBGR2101010:
62   case kFormatRGBA1010102Ubwc:
63   case kFormatRGBX1010102Ubwc:
64   case kFormatYCbCr420P010:
65   case kFormatYCbCr420TP10Ubwc:
66   case kFormatYCbCr420P010Ubwc:
67   case kFormatYCbCr420P010Venus:
68     return true;
69   default:
70     return false;
71   }
72 }
73 
GetFormatString(const LayerBufferFormat & format)74 const char *GetFormatString(const LayerBufferFormat &format) {
75   switch (format) {
76   case kFormatARGB8888:                 return "ARGB_8888";
77   case kFormatRGBA8888:                 return "RGBA_8888";
78   case kFormatBGRA8888:                 return "BGRA_8888";
79   case kFormatXRGB8888:                 return "XRGB_8888";
80   case kFormatRGBX8888:                 return "RGBX_8888";
81   case kFormatBGRX8888:                 return "BGRX_8888";
82   case kFormatRGBA5551:                 return "RGBA_5551";
83   case kFormatRGBA4444:                 return "RGBA_4444";
84   case kFormatRGB888:                   return "RGB_888";
85   case kFormatBGR888:                   return "BGR_888";
86   case kFormatRGB565:                   return "RGB_565";
87   case kFormatBGR565:                   return "BGR_565";
88   case kFormatRGBA8888Ubwc:             return "RGBA_8888_UBWC";
89   case kFormatRGBX8888Ubwc:             return "RGBX_8888_UBWC";
90   case kFormatBGR565Ubwc:               return "BGR_565_UBWC";
91   case kFormatYCbCr420Planar:           return "Y_CB_CR_420";
92   case kFormatYCrCb420Planar:           return "Y_CR_CB_420";
93   case kFormatYCrCb420PlanarStride16:   return "Y_CR_CB_420_STRIDE16";
94   case kFormatYCbCr420SemiPlanar:       return "Y_CBCR_420";
95   case kFormatYCrCb420SemiPlanar:       return "Y_CRCB_420";
96   case kFormatYCbCr420SemiPlanarVenus:  return "Y_CBCR_420_VENUS";
97   case kFormatYCrCb420SemiPlanarVenus:  return "Y_CRCB_420_VENUS";
98   case kFormatYCbCr422H1V2SemiPlanar:   return "Y_CBCR_422_H1V2";
99   case kFormatYCrCb422H1V2SemiPlanar:   return "Y_CRCB_422_H1V2";
100   case kFormatYCbCr422H2V1SemiPlanar:   return "Y_CBCR_422_H2V1";
101   case kFormatYCrCb422H2V1SemiPlanar:   return "Y_CRCB_422_H2V2";
102   case kFormatYCbCr420SPVenusUbwc:      return "Y_CBCR_420_VENUS_UBWC";
103   case kFormatYCbCr420SPVenusTile:      return "Y_CBCR_420_VENUS_TILED";
104   case kFormatYCbCr422H2V1Packed:       return "YCBYCR_422_H2V1";
105   case kFormatCbYCrY422H2V1Packed:      return "CBYCRY_422_H2V1";
106   case kFormatRGBA1010102:              return "RGBA_1010102";
107   case kFormatARGB2101010:              return "ARGB_2101010";
108   case kFormatRGBX1010102:              return "RGBX_1010102";
109   case kFormatXRGB2101010:              return "XRGB_2101010";
110   case kFormatBGRA1010102:              return "BGRA_1010102";
111   case kFormatABGR2101010:              return "ABGR_2101010";
112   case kFormatBGRX1010102:              return "BGRX_1010102";
113   case kFormatXBGR2101010:              return "XBGR_2101010";
114   case kFormatRGBA1010102Ubwc:          return "RGBA_1010102_UBWC";
115   case kFormatRGBX1010102Ubwc:          return "RGBX_1010102_UBWC";
116   case kFormatYCbCr420P010:             return "Y_CBCR_420_P010";
117   case kFormatYCbCr420TP10Ubwc:         return "Y_CBCR_420_TP10_UBWC";
118   case kFormatYCbCr420P010Ubwc:         return "Y_CBCR_420_P010_UBWC";
119   case kFormatYCbCr420P010Venus:        return "Y_CBCR_420_P010_VENUS";
120   case kFormatYCbCr420TP10Tile:         return "Y_CBCR_420_TP10_TILED";
121   case kFormatYCbCr420P010Tile:         return "Y_CBCR_420_P010_TILED";
122   default:                              return "UNKNOWN";
123   }
124 }
125 
GetBufferLayout(LayerBufferFormat format)126 BufferLayout GetBufferLayout(LayerBufferFormat format) {
127   switch (format) {
128   case kFormatYCbCr420TP10Ubwc:
129   case kFormatYCbCr420TP10Tile:
130     return kTPTiled;
131   case kFormatYCbCr420SPVenusTile:
132   case kFormatYCbCr420P010Tile:
133     return kUBWC;
134   default:
135     return (IsUBWCFormat(format) ? kUBWC : kLinear);
136   }
137 }
138 
GetBufferFormatBpp(LayerBufferFormat format)139 float GetBufferFormatBpp(LayerBufferFormat format) {
140   float bpp = 0.0f;
141   switch (format) {
142     case kFormatARGB8888:
143     case kFormatRGBA8888:
144     case kFormatBGRA8888:
145     case kFormatXRGB8888:
146     case kFormatRGBX8888:
147     case kFormatBGRX8888:
148     case kFormatRGBA8888Ubwc:
149     case kFormatRGBX8888Ubwc:
150     case kFormatRGBA1010102:
151     case kFormatARGB2101010:
152     case kFormatRGBX1010102:
153     case kFormatXRGB2101010:
154     case kFormatBGRA1010102:
155     case kFormatABGR2101010:
156     case kFormatBGRX1010102:
157     case kFormatXBGR2101010:
158     case kFormatRGBA1010102Ubwc:
159     case kFormatRGBX1010102Ubwc:
160       return 4.0f;
161     case kFormatRGB888:
162     case kFormatBGR888:
163     case kFormatYCbCr420P010:
164     case kFormatYCbCr420P010Ubwc:
165     case kFormatYCbCr420P010Venus:
166     case kFormatYCbCr420P010Tile:
167       return 3.0f;
168     case kFormatRGB565:
169     case kFormatBGR565:
170     case kFormatRGBA5551:
171     case kFormatRGBA4444:
172     case kFormatBGR565Ubwc:
173     case kFormatYCbCr422H2V1Packed:
174     case kFormatCbYCrY422H2V1Packed:
175     case kFormatYCrCb422H2V1SemiPlanar:
176     case kFormatYCbCr422H2V1SemiPlanar:
177     case kFormatYCbCr420TP10Ubwc:
178     case kFormatYCbCr420TP10Tile:
179     case kFormatYCbCr422H1V2SemiPlanar:
180     case kFormatYCrCb422H1V2SemiPlanar:
181       return 2.0f;
182     case kFormatYCbCr420Planar:
183     case kFormatYCrCb420Planar:
184     case kFormatYCrCb420PlanarStride16:
185     case kFormatYCbCr420SemiPlanar:
186     case kFormatYCrCb420SemiPlanar:
187     case kFormatYCbCr420SemiPlanarVenus:
188     case kFormatYCrCb420SemiPlanarVenus:
189     case kFormatYCbCr420SPVenusUbwc:
190     case kFormatYCbCr420SPVenusTile:
191       return 1.5f;
192     default:
193       return 0.0f;
194   }
195 
196   return bpp;
197 }
198 
GetBufferFormatTileSize(LayerBufferFormat format,FormatTileSize * tile_size)199 DisplayError GetBufferFormatTileSize(LayerBufferFormat format, FormatTileSize *tile_size) {
200   switch (format) {
201   case kFormatYCbCr420SPVenusUbwc:
202   case kFormatYCbCr420SPVenusTile:
203     tile_size->tile_width = 32;
204     tile_size->tile_height = 8;
205     tile_size->uv_tile_width = 16;
206     tile_size->uv_tile_height = 8;
207     break;
208   case kFormatYCbCr420TP10Ubwc:
209   case kFormatYCbCr420TP10Tile:
210     tile_size->tile_width = 48;
211     tile_size->tile_height = 4;
212     tile_size->uv_tile_width = 24;
213     tile_size->uv_tile_height = 4;
214     break;
215   case kFormatYCbCr420P010Ubwc:
216   case kFormatYCbCr420P010Tile:
217     tile_size->tile_width = 32;
218     tile_size->tile_height = 4;
219     tile_size->uv_tile_width = 16;
220     tile_size->uv_tile_height = 4;
221     break;
222   default:
223     return kErrorNotSupported;
224   }
225   return kErrorNone;
226 }
227 
HasAlphaChannel(LayerBufferFormat format)228 bool HasAlphaChannel(LayerBufferFormat format) {
229   switch (format) {
230   case kFormatARGB8888:
231   case kFormatRGBA8888:
232   case kFormatBGRA8888:
233   case kFormatRGBA5551:
234   case kFormatRGBA4444:
235   case kFormatRGBA8888Ubwc:
236   case kFormatRGBA1010102:
237   case kFormatARGB2101010:
238   case kFormatBGRA1010102:
239   case kFormatABGR2101010:
240   case kFormatRGBA1010102Ubwc:
241     return true;
242   default:
243     return false;
244   }
245 }
246 
IsWideColor(const ColorPrimaries & primary)247 bool IsWideColor(const ColorPrimaries &primary) {
248   switch (primary) {
249     case ColorPrimaries_DCIP3:
250     case ColorPrimaries_BT2020:
251       return true;
252     default:
253       return false;
254   }
255 }
256 
257 }  // namespace sdm
258 
259