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3719602c PC |
1 | /* Copyright (C) 2010-2020 The RetroArch team |
2 | * | |
3 | * --------------------------------------------------------------------------------------- | |
4 | * The following license statement only applies to this file (video_frame.h). | |
5 | * --------------------------------------------------------------------------------------- | |
6 | * | |
7 | * Permission is hereby granted, free of charge, | |
8 | * to any person obtaining a copy of this software and associated documentation files (the "Software"), | |
9 | * to deal in the Software without restriction, including without limitation the rights to | |
10 | * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, | |
11 | * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. | |
14 | * | |
15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, | |
16 | * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. | |
18 | * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, | |
19 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
20 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |
21 | */ | |
22 | ||
23 | #ifndef _LIBRETRO_SDK_VIDEO_FRAME_H | |
24 | #define _LIBRETRO_SDK_VIDEO_FRAME_H | |
25 | ||
26 | #include <stdint.h> | |
27 | #include <retro_common_api.h> | |
28 | #include <retro_inline.h> | |
29 | ||
30 | #include <gfx/scaler/scaler.h> | |
31 | ||
32 | #include <libretro.h> | |
33 | ||
34 | RETRO_BEGIN_DECLS | |
35 | ||
36 | #define scaler_ctx_scale_direct(ctx, output, input) \ | |
37 | { \ | |
38 | if (ctx && ctx->unscaled && ctx->direct_pixconv) \ | |
39 | /* Just perform straight pixel conversion. */ \ | |
40 | ctx->direct_pixconv(output, input, \ | |
41 | ctx->out_width, ctx->out_height, \ | |
42 | ctx->out_stride, ctx->in_stride); \ | |
43 | else \ | |
44 | scaler_ctx_scale(ctx, output, input); \ | |
45 | } | |
46 | ||
47 | static INLINE void video_frame_convert_rgb16_to_rgb32( | |
48 | struct scaler_ctx *scaler, | |
49 | void *output, | |
50 | const void *input, | |
51 | int width, int height, | |
52 | int in_pitch) | |
53 | { | |
54 | if (width != scaler->in_width || height != scaler->in_height) | |
55 | { | |
56 | scaler->in_width = width; | |
57 | scaler->in_height = height; | |
58 | scaler->out_width = width; | |
59 | scaler->out_height = height; | |
60 | scaler->in_fmt = SCALER_FMT_RGB565; | |
61 | scaler->out_fmt = SCALER_FMT_ARGB8888; | |
62 | scaler->scaler_type = SCALER_TYPE_POINT; | |
63 | scaler_ctx_gen_filter(scaler); | |
64 | } | |
65 | ||
66 | scaler->in_stride = in_pitch; | |
67 | scaler->out_stride = width * sizeof(uint32_t); | |
68 | ||
69 | scaler_ctx_scale_direct(scaler, output, input); | |
70 | } | |
71 | ||
72 | static INLINE void video_frame_scale( | |
73 | struct scaler_ctx *scaler, | |
74 | void *output, | |
75 | const void *input, | |
76 | enum scaler_pix_fmt format, | |
77 | unsigned scaler_width, | |
78 | unsigned scaler_height, | |
79 | unsigned scaler_pitch, | |
80 | unsigned width, | |
81 | unsigned height, | |
82 | unsigned pitch) | |
83 | { | |
84 | if ( | |
85 | width != (unsigned)scaler->in_width | |
86 | || height != (unsigned)scaler->in_height | |
87 | || format != scaler->in_fmt | |
88 | || pitch != (unsigned)scaler->in_stride | |
89 | ) | |
90 | { | |
91 | scaler->in_fmt = format; | |
92 | scaler->in_width = width; | |
93 | scaler->in_height = height; | |
94 | scaler->in_stride = pitch; | |
95 | ||
96 | scaler->out_width = scaler_width; | |
97 | scaler->out_height = scaler_height; | |
98 | scaler->out_stride = scaler_pitch; | |
99 | ||
100 | scaler_ctx_gen_filter(scaler); | |
101 | } | |
102 | ||
103 | scaler_ctx_scale_direct(scaler, output, input); | |
104 | } | |
105 | ||
106 | static INLINE void video_frame_record_scale( | |
107 | struct scaler_ctx *scaler, | |
108 | void *output, | |
109 | const void *input, | |
110 | unsigned scaler_width, | |
111 | unsigned scaler_height, | |
112 | unsigned scaler_pitch, | |
113 | unsigned width, | |
114 | unsigned height, | |
115 | unsigned pitch, | |
116 | bool bilinear) | |
117 | { | |
118 | if ( | |
119 | width != (unsigned)scaler->in_width | |
120 | || height != (unsigned)scaler->in_height | |
121 | ) | |
122 | { | |
123 | scaler->in_width = width; | |
124 | scaler->in_height = height; | |
125 | scaler->in_stride = pitch; | |
126 | ||
127 | scaler->scaler_type = bilinear ? | |
128 | SCALER_TYPE_BILINEAR : SCALER_TYPE_POINT; | |
129 | ||
130 | scaler->out_width = scaler_width; | |
131 | scaler->out_height = scaler_height; | |
132 | scaler->out_stride = scaler_pitch; | |
133 | ||
134 | scaler_ctx_gen_filter(scaler); | |
135 | } | |
136 | ||
137 | scaler_ctx_scale_direct(scaler, output, input); | |
138 | } | |
139 | ||
140 | static INLINE void video_frame_convert_argb8888_to_abgr8888( | |
141 | struct scaler_ctx *scaler, | |
142 | void *output, const void *input, | |
143 | int width, int height, int in_pitch) | |
144 | { | |
145 | if (width != scaler->in_width || height != scaler->in_height) | |
146 | { | |
147 | scaler->in_width = width; | |
148 | scaler->in_height = height; | |
149 | scaler->out_width = width; | |
150 | scaler->out_height = height; | |
151 | scaler->in_fmt = SCALER_FMT_ARGB8888; | |
152 | scaler->out_fmt = SCALER_FMT_ABGR8888; | |
153 | scaler->scaler_type = SCALER_TYPE_POINT; | |
154 | scaler_ctx_gen_filter(scaler); | |
155 | } | |
156 | ||
157 | scaler->in_stride = in_pitch; | |
158 | scaler->out_stride = width * sizeof(uint32_t); | |
159 | ||
160 | scaler_ctx_scale_direct(scaler, output, input); | |
161 | } | |
162 | ||
163 | static INLINE void video_frame_convert_to_bgr24( | |
164 | struct scaler_ctx *scaler, | |
165 | void *output, const void *input, | |
166 | int width, int height, int in_pitch) | |
167 | { | |
168 | scaler->in_width = width; | |
169 | scaler->in_height = height; | |
170 | scaler->out_width = width; | |
171 | scaler->out_height = height; | |
172 | scaler->out_fmt = SCALER_FMT_BGR24; | |
173 | scaler->scaler_type = SCALER_TYPE_POINT; | |
174 | ||
175 | scaler_ctx_gen_filter(scaler); | |
176 | ||
177 | scaler->in_stride = in_pitch; | |
178 | scaler->out_stride = width * 3; | |
179 | ||
180 | scaler_ctx_scale_direct(scaler, output, input); | |
181 | } | |
182 | ||
183 | static INLINE void video_frame_convert_rgba_to_bgr( | |
184 | const void *src_data, | |
185 | void *dst_data, | |
186 | unsigned width) | |
187 | { | |
188 | unsigned x; | |
189 | uint8_t *dst = (uint8_t*)dst_data; | |
190 | const uint8_t *src = (const uint8_t*)src_data; | |
191 | ||
192 | for (x = 0; x < width; x++, dst += 3, src += 4) | |
193 | { | |
194 | dst[0] = src[2]; | |
195 | dst[1] = src[1]; | |
196 | dst[2] = src[0]; | |
197 | } | |
198 | } | |
199 | ||
200 | static INLINE bool video_pixel_frame_scale( | |
201 | struct scaler_ctx *scaler, | |
202 | void *output, const void *data, | |
203 | unsigned width, unsigned height, | |
204 | size_t pitch) | |
205 | { | |
206 | scaler->in_width = width; | |
207 | scaler->in_height = height; | |
208 | scaler->out_width = width; | |
209 | scaler->out_height = height; | |
210 | scaler->in_stride = (int)pitch; | |
211 | scaler->out_stride = width * sizeof(uint16_t); | |
212 | ||
213 | scaler_ctx_scale_direct(scaler, output, data); | |
214 | ||
215 | return true; | |
216 | } | |
217 | ||
218 | RETRO_END_DECLS | |
219 | ||
220 | #endif |