/src/FreeRDP/libfreerdp/codec/sse/nsc_sse2.c
Line | Count | Source |
1 | | /** |
2 | | * FreeRDP: A Remote Desktop Protocol Implementation |
3 | | * NSCodec Library - SSE2 Optimizations |
4 | | * |
5 | | * Copyright 2012 Vic Lee |
6 | | * |
7 | | * Licensed under the Apache License, Version 2.0 (the "License"); |
8 | | * you may not use this file except in compliance with the License. |
9 | | * You may obtain a copy of the License at |
10 | | * |
11 | | * http://www.apache.org/licenses/LICENSE-2.0 |
12 | | * |
13 | | * Unless required by applicable law or agreed to in writing, software |
14 | | * distributed under the License is distributed on an "AS IS" BASIS, |
15 | | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
16 | | * See the License for the specific language governing permissions and |
17 | | * limitations under the License. |
18 | | */ |
19 | | |
20 | | #include <winpr/platform.h> |
21 | | #include <freerdp/config.h> |
22 | | #include <freerdp/log.h> |
23 | | |
24 | | #include "../nsc_types.h" |
25 | | #include "nsc_sse2.h" |
26 | | |
27 | | #define TAG FREERDP_TAG("codec.nsc.sse2") |
28 | | |
29 | | #if defined(WITH_SSE2) |
30 | | #if defined(_M_IX86) || defined(_M_AMD64) || defined(_M_IA64) || defined(_M_IX86_AMD64) |
31 | | #define SSE2_ENABLED |
32 | | #endif |
33 | | #endif |
34 | | |
35 | | #if defined(SSE2_ENABLED) |
36 | | #include <stdio.h> |
37 | | #include <stdlib.h> |
38 | | #include <string.h> |
39 | | |
40 | | #include <xmmintrin.h> |
41 | | #include <emmintrin.h> |
42 | | |
43 | | #include <freerdp/codec/color.h> |
44 | | #include <winpr/crt.h> |
45 | | #include <winpr/sysinfo.h> |
46 | | |
47 | | static BOOL nsc_encode_argb_to_aycocg_sse2(NSC_CONTEXT* context, const BYTE* data, UINT32 scanline) |
48 | | { |
49 | | size_t y = 0; |
50 | | UINT16 rw = 0; |
51 | | BYTE ccl = 0; |
52 | | const BYTE* src = NULL; |
53 | | BYTE* yplane = NULL; |
54 | | BYTE* coplane = NULL; |
55 | | BYTE* cgplane = NULL; |
56 | | BYTE* aplane = NULL; |
57 | | __m128i r_val; |
58 | | __m128i g_val; |
59 | | __m128i b_val; |
60 | | __m128i a_val; |
61 | | __m128i y_val; |
62 | | __m128i co_val; |
63 | | __m128i cg_val; |
64 | | UINT32 tempWidth = 0; |
65 | | |
66 | | if (!context || !data || (scanline == 0)) |
67 | | return FALSE; |
68 | | |
69 | | tempWidth = ROUND_UP_TO(context->width, 8); |
70 | | rw = (context->ChromaSubsamplingLevel > 0 ? tempWidth : context->width); |
71 | | ccl = context->ColorLossLevel; |
72 | | |
73 | | for (; y < context->height; y++) |
74 | | { |
75 | | src = data + (context->height - 1 - y) * scanline; |
76 | | yplane = context->priv->PlaneBuffers[0] + y * rw; |
77 | | coplane = context->priv->PlaneBuffers[1] + y * rw; |
78 | | cgplane = context->priv->PlaneBuffers[2] + y * rw; |
79 | | aplane = context->priv->PlaneBuffers[3] + y * context->width; |
80 | | |
81 | | for (UINT16 x = 0; x < context->width; x += 8) |
82 | | { |
83 | | switch (context->format) |
84 | | { |
85 | | case PIXEL_FORMAT_BGRX32: |
86 | | b_val = _mm_set_epi16(*(src + 28), *(src + 24), *(src + 20), *(src + 16), |
87 | | *(src + 12), *(src + 8), *(src + 4), *src); |
88 | | g_val = _mm_set_epi16(*(src + 29), *(src + 25), *(src + 21), *(src + 17), |
89 | | *(src + 13), *(src + 9), *(src + 5), *(src + 1)); |
90 | | r_val = _mm_set_epi16(*(src + 30), *(src + 26), *(src + 22), *(src + 18), |
91 | | *(src + 14), *(src + 10), *(src + 6), *(src + 2)); |
92 | | a_val = _mm_set1_epi16(0xFF); |
93 | | src += 32; |
94 | | break; |
95 | | |
96 | | case PIXEL_FORMAT_BGRA32: |
97 | | b_val = _mm_set_epi16(*(src + 28), *(src + 24), *(src + 20), *(src + 16), |
98 | | *(src + 12), *(src + 8), *(src + 4), *src); |
99 | | g_val = _mm_set_epi16(*(src + 29), *(src + 25), *(src + 21), *(src + 17), |
100 | | *(src + 13), *(src + 9), *(src + 5), *(src + 1)); |
101 | | r_val = _mm_set_epi16(*(src + 30), *(src + 26), *(src + 22), *(src + 18), |
102 | | *(src + 14), *(src + 10), *(src + 6), *(src + 2)); |
103 | | a_val = _mm_set_epi16(*(src + 31), *(src + 27), *(src + 23), *(src + 19), |
104 | | *(src + 15), *(src + 11), *(src + 7), *(src + 3)); |
105 | | src += 32; |
106 | | break; |
107 | | |
108 | | case PIXEL_FORMAT_RGBX32: |
109 | | r_val = _mm_set_epi16(*(src + 28), *(src + 24), *(src + 20), *(src + 16), |
110 | | *(src + 12), *(src + 8), *(src + 4), *src); |
111 | | g_val = _mm_set_epi16(*(src + 29), *(src + 25), *(src + 21), *(src + 17), |
112 | | *(src + 13), *(src + 9), *(src + 5), *(src + 1)); |
113 | | b_val = _mm_set_epi16(*(src + 30), *(src + 26), *(src + 22), *(src + 18), |
114 | | *(src + 14), *(src + 10), *(src + 6), *(src + 2)); |
115 | | a_val = _mm_set1_epi16(0xFF); |
116 | | src += 32; |
117 | | break; |
118 | | |
119 | | case PIXEL_FORMAT_RGBA32: |
120 | | r_val = _mm_set_epi16(*(src + 28), *(src + 24), *(src + 20), *(src + 16), |
121 | | *(src + 12), *(src + 8), *(src + 4), *src); |
122 | | g_val = _mm_set_epi16(*(src + 29), *(src + 25), *(src + 21), *(src + 17), |
123 | | *(src + 13), *(src + 9), *(src + 5), *(src + 1)); |
124 | | b_val = _mm_set_epi16(*(src + 30), *(src + 26), *(src + 22), *(src + 18), |
125 | | *(src + 14), *(src + 10), *(src + 6), *(src + 2)); |
126 | | a_val = _mm_set_epi16(*(src + 31), *(src + 27), *(src + 23), *(src + 19), |
127 | | *(src + 15), *(src + 11), *(src + 7), *(src + 3)); |
128 | | src += 32; |
129 | | break; |
130 | | |
131 | | case PIXEL_FORMAT_BGR24: |
132 | | b_val = _mm_set_epi16(*(src + 21), *(src + 18), *(src + 15), *(src + 12), |
133 | | *(src + 9), *(src + 6), *(src + 3), *src); |
134 | | g_val = _mm_set_epi16(*(src + 22), *(src + 19), *(src + 16), *(src + 13), |
135 | | *(src + 10), *(src + 7), *(src + 4), *(src + 1)); |
136 | | r_val = _mm_set_epi16(*(src + 23), *(src + 20), *(src + 17), *(src + 14), |
137 | | *(src + 11), *(src + 8), *(src + 5), *(src + 2)); |
138 | | a_val = _mm_set1_epi16(0xFF); |
139 | | src += 24; |
140 | | break; |
141 | | |
142 | | case PIXEL_FORMAT_RGB24: |
143 | | r_val = _mm_set_epi16(*(src + 21), *(src + 18), *(src + 15), *(src + 12), |
144 | | *(src + 9), *(src + 6), *(src + 3), *src); |
145 | | g_val = _mm_set_epi16(*(src + 22), *(src + 19), *(src + 16), *(src + 13), |
146 | | *(src + 10), *(src + 7), *(src + 4), *(src + 1)); |
147 | | b_val = _mm_set_epi16(*(src + 23), *(src + 20), *(src + 17), *(src + 14), |
148 | | *(src + 11), *(src + 8), *(src + 5), *(src + 2)); |
149 | | a_val = _mm_set1_epi16(0xFF); |
150 | | src += 24; |
151 | | break; |
152 | | |
153 | | case PIXEL_FORMAT_BGR16: |
154 | | b_val = _mm_set_epi16((((*(src + 15)) & 0xF8) | ((*(src + 15)) >> 5)), |
155 | | (((*(src + 13)) & 0xF8) | ((*(src + 13)) >> 5)), |
156 | | (((*(src + 11)) & 0xF8) | ((*(src + 11)) >> 5)), |
157 | | (((*(src + 9)) & 0xF8) | ((*(src + 9)) >> 5)), |
158 | | (((*(src + 7)) & 0xF8) | ((*(src + 7)) >> 5)), |
159 | | (((*(src + 5)) & 0xF8) | ((*(src + 5)) >> 5)), |
160 | | (((*(src + 3)) & 0xF8) | ((*(src + 3)) >> 5)), |
161 | | (((*(src + 1)) & 0xF8) | ((*(src + 1)) >> 5))); |
162 | | g_val = _mm_set_epi16( |
163 | | ((((*(src + 15)) & 0x07) << 5) | (((*(src + 14)) & 0xE0) >> 3)), |
164 | | ((((*(src + 13)) & 0x07) << 5) | (((*(src + 12)) & 0xE0) >> 3)), |
165 | | ((((*(src + 11)) & 0x07) << 5) | (((*(src + 10)) & 0xE0) >> 3)), |
166 | | ((((*(src + 9)) & 0x07) << 5) | (((*(src + 8)) & 0xE0) >> 3)), |
167 | | ((((*(src + 7)) & 0x07) << 5) | (((*(src + 6)) & 0xE0) >> 3)), |
168 | | ((((*(src + 5)) & 0x07) << 5) | (((*(src + 4)) & 0xE0) >> 3)), |
169 | | ((((*(src + 3)) & 0x07) << 5) | (((*(src + 2)) & 0xE0) >> 3)), |
170 | | ((((*(src + 1)) & 0x07) << 5) | (((*src) & 0xE0) >> 3))); |
171 | | r_val = _mm_set_epi16( |
172 | | ((((*(src + 14)) & 0x1F) << 3) | (((*(src + 14)) >> 2) & 0x07)), |
173 | | ((((*(src + 12)) & 0x1F) << 3) | (((*(src + 12)) >> 2) & 0x07)), |
174 | | ((((*(src + 10)) & 0x1F) << 3) | (((*(src + 10)) >> 2) & 0x07)), |
175 | | ((((*(src + 8)) & 0x1F) << 3) | (((*(src + 8)) >> 2) & 0x07)), |
176 | | ((((*(src + 6)) & 0x1F) << 3) | (((*(src + 6)) >> 2) & 0x07)), |
177 | | ((((*(src + 4)) & 0x1F) << 3) | (((*(src + 4)) >> 2) & 0x07)), |
178 | | ((((*(src + 2)) & 0x1F) << 3) | (((*(src + 2)) >> 2) & 0x07)), |
179 | | ((((*src) & 0x1F) << 3) | (((*src) >> 2) & 0x07))); |
180 | | a_val = _mm_set1_epi16(0xFF); |
181 | | src += 16; |
182 | | break; |
183 | | |
184 | | case PIXEL_FORMAT_RGB16: |
185 | | r_val = _mm_set_epi16((((*(src + 15)) & 0xF8) | ((*(src + 15)) >> 5)), |
186 | | (((*(src + 13)) & 0xF8) | ((*(src + 13)) >> 5)), |
187 | | (((*(src + 11)) & 0xF8) | ((*(src + 11)) >> 5)), |
188 | | (((*(src + 9)) & 0xF8) | ((*(src + 9)) >> 5)), |
189 | | (((*(src + 7)) & 0xF8) | ((*(src + 7)) >> 5)), |
190 | | (((*(src + 5)) & 0xF8) | ((*(src + 5)) >> 5)), |
191 | | (((*(src + 3)) & 0xF8) | ((*(src + 3)) >> 5)), |
192 | | (((*(src + 1)) & 0xF8) | ((*(src + 1)) >> 5))); |
193 | | g_val = _mm_set_epi16( |
194 | | ((((*(src + 15)) & 0x07) << 5) | (((*(src + 14)) & 0xE0) >> 3)), |
195 | | ((((*(src + 13)) & 0x07) << 5) | (((*(src + 12)) & 0xE0) >> 3)), |
196 | | ((((*(src + 11)) & 0x07) << 5) | (((*(src + 10)) & 0xE0) >> 3)), |
197 | | ((((*(src + 9)) & 0x07) << 5) | (((*(src + 8)) & 0xE0) >> 3)), |
198 | | ((((*(src + 7)) & 0x07) << 5) | (((*(src + 6)) & 0xE0) >> 3)), |
199 | | ((((*(src + 5)) & 0x07) << 5) | (((*(src + 4)) & 0xE0) >> 3)), |
200 | | ((((*(src + 3)) & 0x07) << 5) | (((*(src + 2)) & 0xE0) >> 3)), |
201 | | ((((*(src + 1)) & 0x07) << 5) | (((*src) & 0xE0) >> 3))); |
202 | | b_val = _mm_set_epi16( |
203 | | ((((*(src + 14)) & 0x1F) << 3) | (((*(src + 14)) >> 2) & 0x07)), |
204 | | ((((*(src + 12)) & 0x1F) << 3) | (((*(src + 12)) >> 2) & 0x07)), |
205 | | ((((*(src + 10)) & 0x1F) << 3) | (((*(src + 10)) >> 2) & 0x07)), |
206 | | ((((*(src + 8)) & 0x1F) << 3) | (((*(src + 8)) >> 2) & 0x07)), |
207 | | ((((*(src + 6)) & 0x1F) << 3) | (((*(src + 6)) >> 2) & 0x07)), |
208 | | ((((*(src + 4)) & 0x1F) << 3) | (((*(src + 4)) >> 2) & 0x07)), |
209 | | ((((*(src + 2)) & 0x1F) << 3) | (((*(src + 2)) >> 2) & 0x07)), |
210 | | ((((*src) & 0x1F) << 3) | (((*src) >> 2) & 0x07))); |
211 | | a_val = _mm_set1_epi16(0xFF); |
212 | | src += 16; |
213 | | break; |
214 | | |
215 | | case PIXEL_FORMAT_A4: |
216 | | { |
217 | | BYTE idx[8] = { 0 }; |
218 | | |
219 | | for (int shift = 7; shift >= 0; shift--) |
220 | | { |
221 | | idx[shift] = ((*src) >> shift) & 1; |
222 | | idx[shift] |= (((*(src + 1)) >> shift) & 1) << 1; |
223 | | idx[shift] |= (((*(src + 2)) >> shift) & 1) << 2; |
224 | | idx[shift] |= (((*(src + 3)) >> shift) & 1) << 3; |
225 | | idx[shift] *= 3; |
226 | | } |
227 | | |
228 | | r_val = _mm_set_epi16(context->palette[idx[0]], context->palette[idx[1]], |
229 | | context->palette[idx[2]], context->palette[idx[3]], |
230 | | context->palette[idx[4]], context->palette[idx[5]], |
231 | | context->palette[idx[6]], context->palette[idx[7]]); |
232 | | g_val = |
233 | | _mm_set_epi16(context->palette[idx[0] + 1], context->palette[idx[1] + 1], |
234 | | context->palette[idx[2] + 1], context->palette[idx[3] + 1], |
235 | | context->palette[idx[4] + 1], context->palette[idx[5] + 1], |
236 | | context->palette[idx[6] + 1], context->palette[idx[7] + 1]); |
237 | | b_val = |
238 | | _mm_set_epi16(context->palette[idx[0] + 2], context->palette[idx[1] + 2], |
239 | | context->palette[idx[2] + 2], context->palette[idx[3] + 2], |
240 | | context->palette[idx[4] + 2], context->palette[idx[5] + 2], |
241 | | context->palette[idx[6] + 2], context->palette[idx[7] + 2]); |
242 | | src += 4; |
243 | | } |
244 | | |
245 | | a_val = _mm_set1_epi16(0xFF); |
246 | | break; |
247 | | |
248 | | case PIXEL_FORMAT_RGB8: |
249 | | { |
250 | | r_val = _mm_set_epi16(context->palette[(*(src + 7ULL)) * 3ULL], |
251 | | context->palette[(*(src + 6ULL)) * 3ULL], |
252 | | context->palette[(*(src + 5ULL)) * 3ULL], |
253 | | context->palette[(*(src + 4ULL)) * 3ULL], |
254 | | context->palette[(*(src + 3ULL)) * 3ULL], |
255 | | context->palette[(*(src + 2ULL)) * 3ULL], |
256 | | context->palette[(*(src + 1ULL)) * 3ULL], |
257 | | context->palette[(*src) * 3ULL]); |
258 | | g_val = _mm_set_epi16(context->palette[(*(src + 7ULL)) * 3ULL + 1ULL], |
259 | | context->palette[(*(src + 6ULL)) * 3ULL + 1ULL], |
260 | | context->palette[(*(src + 5ULL)) * 3ULL + 1ULL], |
261 | | context->palette[(*(src + 4ULL)) * 3ULL + 1ULL], |
262 | | context->palette[(*(src + 3ULL)) * 3ULL + 1ULL], |
263 | | context->palette[(*(src + 2ULL)) * 3ULL + 1ULL], |
264 | | context->palette[(*(src + 1ULL)) * 3ULL + 1ULL], |
265 | | context->palette[(*src) * 3ULL + 1ULL]); |
266 | | b_val = _mm_set_epi16(context->palette[(*(src + 7ULL)) * 3ULL + 2ULL], |
267 | | context->palette[(*(src + 6ULL)) * 3ULL + 2ULL], |
268 | | context->palette[(*(src + 5ULL)) * 3ULL + 2ULL], |
269 | | context->palette[(*(src + 4ULL)) * 3ULL + 2ULL], |
270 | | context->palette[(*(src + 3ULL)) * 3ULL + 2ULL], |
271 | | context->palette[(*(src + 2ULL)) * 3ULL + 2ULL], |
272 | | context->palette[(*(src + 1ULL)) * 3ULL + 2ULL], |
273 | | context->palette[(*src) * 3ULL + 2ULL]); |
274 | | src += 8; |
275 | | } |
276 | | |
277 | | a_val = _mm_set1_epi16(0xFF); |
278 | | break; |
279 | | |
280 | | default: |
281 | | r_val = g_val = b_val = a_val = _mm_set1_epi16(0); |
282 | | break; |
283 | | } |
284 | | |
285 | | y_val = _mm_srai_epi16(r_val, 2); |
286 | | y_val = _mm_add_epi16(y_val, _mm_srai_epi16(g_val, 1)); |
287 | | y_val = _mm_add_epi16(y_val, _mm_srai_epi16(b_val, 2)); |
288 | | co_val = _mm_sub_epi16(r_val, b_val); |
289 | | co_val = _mm_srai_epi16(co_val, ccl); |
290 | | cg_val = _mm_sub_epi16(g_val, _mm_srai_epi16(r_val, 1)); |
291 | | cg_val = _mm_sub_epi16(cg_val, _mm_srai_epi16(b_val, 1)); |
292 | | cg_val = _mm_srai_epi16(cg_val, ccl); |
293 | | y_val = _mm_packus_epi16(y_val, y_val); |
294 | | _mm_storeu_si128((__m128i*)yplane, y_val); |
295 | | co_val = _mm_packs_epi16(co_val, co_val); |
296 | | _mm_storeu_si128((__m128i*)coplane, co_val); |
297 | | cg_val = _mm_packs_epi16(cg_val, cg_val); |
298 | | _mm_storeu_si128((__m128i*)cgplane, cg_val); |
299 | | a_val = _mm_packus_epi16(a_val, a_val); |
300 | | _mm_storeu_si128((__m128i*)aplane, a_val); |
301 | | yplane += 8; |
302 | | coplane += 8; |
303 | | cgplane += 8; |
304 | | aplane += 8; |
305 | | } |
306 | | |
307 | | if (context->ChromaSubsamplingLevel > 0 && (context->width % 2) == 1) |
308 | | { |
309 | | context->priv->PlaneBuffers[0][y * rw + context->width] = |
310 | | context->priv->PlaneBuffers[0][y * rw + context->width - 1]; |
311 | | context->priv->PlaneBuffers[1][y * rw + context->width] = |
312 | | context->priv->PlaneBuffers[1][y * rw + context->width - 1]; |
313 | | context->priv->PlaneBuffers[2][y * rw + context->width] = |
314 | | context->priv->PlaneBuffers[2][y * rw + context->width - 1]; |
315 | | } |
316 | | } |
317 | | |
318 | | if (context->ChromaSubsamplingLevel > 0 && (y % 2) == 1) |
319 | | { |
320 | | yplane = context->priv->PlaneBuffers[0] + y * rw; |
321 | | coplane = context->priv->PlaneBuffers[1] + y * rw; |
322 | | cgplane = context->priv->PlaneBuffers[2] + y * rw; |
323 | | CopyMemory(yplane, yplane - rw, rw); |
324 | | CopyMemory(coplane, coplane - rw, rw); |
325 | | CopyMemory(cgplane, cgplane - rw, rw); |
326 | | } |
327 | | |
328 | | return TRUE; |
329 | | } |
330 | | |
331 | | static void nsc_encode_subsampling_sse2(NSC_CONTEXT* context) |
332 | | { |
333 | | BYTE* co_dst = NULL; |
334 | | BYTE* cg_dst = NULL; |
335 | | INT8* co_src0 = NULL; |
336 | | INT8* co_src1 = NULL; |
337 | | INT8* cg_src0 = NULL; |
338 | | INT8* cg_src1 = NULL; |
339 | | UINT32 tempWidth = 0; |
340 | | UINT32 tempHeight = 0; |
341 | | __m128i t; |
342 | | __m128i val; |
343 | | __m128i mask = _mm_set1_epi16(0xFF); |
344 | | tempWidth = ROUND_UP_TO(context->width, 8); |
345 | | tempHeight = ROUND_UP_TO(context->height, 2); |
346 | | |
347 | | for (size_t y = 0; y < tempHeight >> 1; y++) |
348 | | { |
349 | | co_dst = context->priv->PlaneBuffers[1] + y * (tempWidth >> 1); |
350 | | cg_dst = context->priv->PlaneBuffers[2] + y * (tempWidth >> 1); |
351 | | co_src0 = (INT8*)context->priv->PlaneBuffers[1] + (y << 1) * tempWidth; |
352 | | co_src1 = co_src0 + tempWidth; |
353 | | cg_src0 = (INT8*)context->priv->PlaneBuffers[2] + (y << 1) * tempWidth; |
354 | | cg_src1 = cg_src0 + tempWidth; |
355 | | |
356 | | for (UINT32 x = 0; x < tempWidth >> 1; x += 8) |
357 | | { |
358 | | t = _mm_loadu_si128((__m128i*)co_src0); |
359 | | t = _mm_avg_epu8(t, _mm_loadu_si128((__m128i*)co_src1)); |
360 | | val = _mm_and_si128(_mm_srli_si128(t, 1), mask); |
361 | | val = _mm_avg_epu16(val, _mm_and_si128(t, mask)); |
362 | | val = _mm_packus_epi16(val, val); |
363 | | _mm_storeu_si128((__m128i*)co_dst, val); |
364 | | co_dst += 8; |
365 | | co_src0 += 16; |
366 | | co_src1 += 16; |
367 | | t = _mm_loadu_si128((__m128i*)cg_src0); |
368 | | t = _mm_avg_epu8(t, _mm_loadu_si128((__m128i*)cg_src1)); |
369 | | val = _mm_and_si128(_mm_srli_si128(t, 1), mask); |
370 | | val = _mm_avg_epu16(val, _mm_and_si128(t, mask)); |
371 | | val = _mm_packus_epi16(val, val); |
372 | | _mm_storeu_si128((__m128i*)cg_dst, val); |
373 | | cg_dst += 8; |
374 | | cg_src0 += 16; |
375 | | cg_src1 += 16; |
376 | | } |
377 | | } |
378 | | } |
379 | | |
380 | | static BOOL nsc_encode_sse2(NSC_CONTEXT* context, const BYTE* data, UINT32 scanline) |
381 | | { |
382 | | if (!nsc_encode_argb_to_aycocg_sse2(context, data, scanline)) |
383 | | return FALSE; |
384 | | |
385 | | if (context->ChromaSubsamplingLevel > 0) |
386 | | nsc_encode_subsampling_sse2(context); |
387 | | |
388 | | return TRUE; |
389 | | } |
390 | | #endif |
391 | | |
392 | | void nsc_init_sse2(NSC_CONTEXT* context) |
393 | 16.2k | { |
394 | | #if defined(SSE2_ENABLED) |
395 | | if (!IsProcessorFeaturePresent(PF_XMMI64_INSTRUCTIONS_AVAILABLE)) |
396 | | return; |
397 | | |
398 | | PROFILER_RENAME(context->priv->prof_nsc_encode, "nsc_encode_sse2") |
399 | | context->encode = nsc_encode_sse2; |
400 | | #else |
401 | 16.2k | WINPR_UNUSED(context); |
402 | 16.2k | #endif |
403 | 16.2k | } |