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Side by Side Diff: source/libvpx/vpx_scale/generic/yv12extend.c

Issue 1124333011: libvpx: Pull from upstream (Closed) Base URL: https://chromium.googlesource.com/chromium/deps/libvpx.git@master
Patch Set: only update to last nights LKGR Created 5 years, 7 months ago
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1 /* 1 /*
2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved. 2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved.
3 * 3 *
4 * Use of this source code is governed by a BSD-style license 4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source 5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found 6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may 7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree. 8 * be found in the AUTHORS file in the root of the source tree.
9 */ 9 */
10 10
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24 int i; 24 int i;
25 const int linesize = extend_left + extend_right + width; 25 const int linesize = extend_left + extend_right + width;
26 26
27 /* copy the left and right most columns out */ 27 /* copy the left and right most columns out */
28 uint8_t *src_ptr1 = src; 28 uint8_t *src_ptr1 = src;
29 uint8_t *src_ptr2 = src + width - 1; 29 uint8_t *src_ptr2 = src + width - 1;
30 uint8_t *dst_ptr1 = src - extend_left; 30 uint8_t *dst_ptr1 = src - extend_left;
31 uint8_t *dst_ptr2 = src + width; 31 uint8_t *dst_ptr2 = src + width;
32 32
33 for (i = 0; i < height; ++i) { 33 for (i = 0; i < height; ++i) {
34 vpx_memset(dst_ptr1, src_ptr1[0], extend_left); 34 memset(dst_ptr1, src_ptr1[0], extend_left);
35 vpx_memset(dst_ptr2, src_ptr2[0], extend_right); 35 memset(dst_ptr2, src_ptr2[0], extend_right);
36 src_ptr1 += src_stride; 36 src_ptr1 += src_stride;
37 src_ptr2 += src_stride; 37 src_ptr2 += src_stride;
38 dst_ptr1 += src_stride; 38 dst_ptr1 += src_stride;
39 dst_ptr2 += src_stride; 39 dst_ptr2 += src_stride;
40 } 40 }
41 41
42 /* Now copy the top and bottom lines into each line of the respective 42 /* Now copy the top and bottom lines into each line of the respective
43 * borders 43 * borders
44 */ 44 */
45 src_ptr1 = src - extend_left; 45 src_ptr1 = src - extend_left;
46 src_ptr2 = src + src_stride * (height - 1) - extend_left; 46 src_ptr2 = src + src_stride * (height - 1) - extend_left;
47 dst_ptr1 = src + src_stride * -extend_top - extend_left; 47 dst_ptr1 = src + src_stride * -extend_top - extend_left;
48 dst_ptr2 = src + src_stride * height - extend_left; 48 dst_ptr2 = src + src_stride * height - extend_left;
49 49
50 for (i = 0; i < extend_top; ++i) { 50 for (i = 0; i < extend_top; ++i) {
51 vpx_memcpy(dst_ptr1, src_ptr1, linesize); 51 memcpy(dst_ptr1, src_ptr1, linesize);
52 dst_ptr1 += src_stride; 52 dst_ptr1 += src_stride;
53 } 53 }
54 54
55 for (i = 0; i < extend_bottom; ++i) { 55 for (i = 0; i < extend_bottom; ++i) {
56 vpx_memcpy(dst_ptr2, src_ptr2, linesize); 56 memcpy(dst_ptr2, src_ptr2, linesize);
57 dst_ptr2 += src_stride; 57 dst_ptr2 += src_stride;
58 } 58 }
59 } 59 }
60 60
61 #if CONFIG_VP9 && CONFIG_VP9_HIGHBITDEPTH 61 #if CONFIG_VP9 && CONFIG_VP9_HIGHBITDEPTH
62 static void extend_plane_high(uint8_t *const src8, int src_stride, 62 static void extend_plane_high(uint8_t *const src8, int src_stride,
63 int width, int height, 63 int width, int height,
64 int extend_top, int extend_left, 64 int extend_top, int extend_left,
65 int extend_bottom, int extend_right) { 65 int extend_bottom, int extend_right) {
66 int i; 66 int i;
(...skipping 17 matching lines...) Expand all
84 84
85 /* Now copy the top and bottom lines into each line of the respective 85 /* Now copy the top and bottom lines into each line of the respective
86 * borders 86 * borders
87 */ 87 */
88 src_ptr1 = src - extend_left; 88 src_ptr1 = src - extend_left;
89 src_ptr2 = src + src_stride * (height - 1) - extend_left; 89 src_ptr2 = src + src_stride * (height - 1) - extend_left;
90 dst_ptr1 = src + src_stride * -extend_top - extend_left; 90 dst_ptr1 = src + src_stride * -extend_top - extend_left;
91 dst_ptr2 = src + src_stride * height - extend_left; 91 dst_ptr2 = src + src_stride * height - extend_left;
92 92
93 for (i = 0; i < extend_top; ++i) { 93 for (i = 0; i < extend_top; ++i) {
94 vpx_memcpy(dst_ptr1, src_ptr1, linesize * sizeof(uint16_t)); 94 memcpy(dst_ptr1, src_ptr1, linesize * sizeof(uint16_t));
95 dst_ptr1 += src_stride; 95 dst_ptr1 += src_stride;
96 } 96 }
97 97
98 for (i = 0; i < extend_bottom; ++i) { 98 for (i = 0; i < extend_bottom; ++i) {
99 vpx_memcpy(dst_ptr2, src_ptr2, linesize * sizeof(uint16_t)); 99 memcpy(dst_ptr2, src_ptr2, linesize * sizeof(uint16_t));
100 dst_ptr2 += src_stride; 100 dst_ptr2 += src_stride;
101 } 101 }
102 } 102 }
103 #endif 103 #endif
104 104
105 void vp8_yv12_extend_frame_borders_c(YV12_BUFFER_CONFIG *ybf) { 105 void vp8_yv12_extend_frame_borders_c(YV12_BUFFER_CONFIG *ybf) {
106 const int uv_border = ybf->border / 2; 106 const int uv_border = ybf->border / 2;
107 107
108 assert(ybf->border % 2 == 0); 108 assert(ybf->border % 2 == 0);
109 assert(ybf->y_height - ybf->y_crop_height < 16); 109 assert(ybf->y_height - ybf->y_crop_height < 16);
(...skipping 95 matching lines...) Expand 10 before | Expand all | Expand 10 after
205 void vp9_extend_frame_inner_borders_c(YV12_BUFFER_CONFIG *ybf) { 205 void vp9_extend_frame_inner_borders_c(YV12_BUFFER_CONFIG *ybf) {
206 const int inner_bw = (ybf->border > VP9INNERBORDERINPIXELS) ? 206 const int inner_bw = (ybf->border > VP9INNERBORDERINPIXELS) ?
207 VP9INNERBORDERINPIXELS : ybf->border; 207 VP9INNERBORDERINPIXELS : ybf->border;
208 extend_frame(ybf, inner_bw); 208 extend_frame(ybf, inner_bw);
209 } 209 }
210 210
211 #if CONFIG_VP9_HIGHBITDEPTH 211 #if CONFIG_VP9_HIGHBITDEPTH
212 void memcpy_short_addr(uint8_t *dst8, const uint8_t *src8, int num) { 212 void memcpy_short_addr(uint8_t *dst8, const uint8_t *src8, int num) {
213 uint16_t *dst = CONVERT_TO_SHORTPTR(dst8); 213 uint16_t *dst = CONVERT_TO_SHORTPTR(dst8);
214 uint16_t *src = CONVERT_TO_SHORTPTR(src8); 214 uint16_t *src = CONVERT_TO_SHORTPTR(src8);
215 vpx_memcpy(dst, src, num * sizeof(uint16_t)); 215 memcpy(dst, src, num * sizeof(uint16_t));
216 } 216 }
217 #endif // CONFIG_VP9_HIGHBITDEPTH 217 #endif // CONFIG_VP9_HIGHBITDEPTH
218 #endif // CONFIG_VP9 218 #endif // CONFIG_VP9
219 219
220 // Copies the source image into the destination image and updates the 220 // Copies the source image into the destination image and updates the
221 // destination's UMV borders. 221 // destination's UMV borders.
222 // Note: The frames are assumed to be identical in size. 222 // Note: The frames are assumed to be identical in size.
223 void vp8_yv12_copy_frame_c(const YV12_BUFFER_CONFIG *src_ybc, 223 void vp8_yv12_copy_frame_c(const YV12_BUFFER_CONFIG *src_ybc,
224 YV12_BUFFER_CONFIG *dst_ybc) { 224 YV12_BUFFER_CONFIG *dst_ybc) {
225 int row; 225 int row;
(...skipping 36 matching lines...) Expand 10 before | Expand all | Expand 10 after
262 } 262 }
263 263
264 vp8_yv12_extend_frame_borders_c(dst_ybc); 264 vp8_yv12_extend_frame_borders_c(dst_ybc);
265 return; 265 return;
266 } else { 266 } else {
267 assert(!(dst_ybc->flags & YV12_FLAG_HIGHBITDEPTH)); 267 assert(!(dst_ybc->flags & YV12_FLAG_HIGHBITDEPTH));
268 } 268 }
269 #endif 269 #endif
270 270
271 for (row = 0; row < src_ybc->y_height; ++row) { 271 for (row = 0; row < src_ybc->y_height; ++row) {
272 vpx_memcpy(dst, src, src_ybc->y_width); 272 memcpy(dst, src, src_ybc->y_width);
273 src += src_ybc->y_stride; 273 src += src_ybc->y_stride;
274 dst += dst_ybc->y_stride; 274 dst += dst_ybc->y_stride;
275 } 275 }
276 276
277 src = src_ybc->u_buffer; 277 src = src_ybc->u_buffer;
278 dst = dst_ybc->u_buffer; 278 dst = dst_ybc->u_buffer;
279 279
280 for (row = 0; row < src_ybc->uv_height; ++row) { 280 for (row = 0; row < src_ybc->uv_height; ++row) {
281 vpx_memcpy(dst, src, src_ybc->uv_width); 281 memcpy(dst, src, src_ybc->uv_width);
282 src += src_ybc->uv_stride; 282 src += src_ybc->uv_stride;
283 dst += dst_ybc->uv_stride; 283 dst += dst_ybc->uv_stride;
284 } 284 }
285 285
286 src = src_ybc->v_buffer; 286 src = src_ybc->v_buffer;
287 dst = dst_ybc->v_buffer; 287 dst = dst_ybc->v_buffer;
288 288
289 for (row = 0; row < src_ybc->uv_height; ++row) { 289 for (row = 0; row < src_ybc->uv_height; ++row) {
290 vpx_memcpy(dst, src, src_ybc->uv_width); 290 memcpy(dst, src, src_ybc->uv_width);
291 src += src_ybc->uv_stride; 291 src += src_ybc->uv_stride;
292 dst += dst_ybc->uv_stride; 292 dst += dst_ybc->uv_stride;
293 } 293 }
294 294
295 vp8_yv12_extend_frame_borders_c(dst_ybc); 295 vp8_yv12_extend_frame_borders_c(dst_ybc);
296 } 296 }
297 297
298 void vpx_yv12_copy_y_c(const YV12_BUFFER_CONFIG *src_ybc, 298 void vpx_yv12_copy_y_c(const YV12_BUFFER_CONFIG *src_ybc,
299 YV12_BUFFER_CONFIG *dst_ybc) { 299 YV12_BUFFER_CONFIG *dst_ybc) {
300 int row; 300 int row;
301 const uint8_t *src = src_ybc->y_buffer; 301 const uint8_t *src = src_ybc->y_buffer;
302 uint8_t *dst = dst_ybc->y_buffer; 302 uint8_t *dst = dst_ybc->y_buffer;
303 303
304 #if CONFIG_VP9 && CONFIG_VP9_HIGHBITDEPTH 304 #if CONFIG_VP9 && CONFIG_VP9_HIGHBITDEPTH
305 if (src_ybc->flags & YV12_FLAG_HIGHBITDEPTH) { 305 if (src_ybc->flags & YV12_FLAG_HIGHBITDEPTH) {
306 const uint16_t *src16 = CONVERT_TO_SHORTPTR(src); 306 const uint16_t *src16 = CONVERT_TO_SHORTPTR(src);
307 uint16_t *dst16 = CONVERT_TO_SHORTPTR(dst); 307 uint16_t *dst16 = CONVERT_TO_SHORTPTR(dst);
308 for (row = 0; row < src_ybc->y_height; ++row) { 308 for (row = 0; row < src_ybc->y_height; ++row) {
309 vpx_memcpy(dst16, src16, src_ybc->y_width * sizeof(uint16_t)); 309 memcpy(dst16, src16, src_ybc->y_width * sizeof(uint16_t));
310 src16 += src_ybc->y_stride; 310 src16 += src_ybc->y_stride;
311 dst16 += dst_ybc->y_stride; 311 dst16 += dst_ybc->y_stride;
312 } 312 }
313 return; 313 return;
314 } 314 }
315 #endif 315 #endif
316 316
317 for (row = 0; row < src_ybc->y_height; ++row) { 317 for (row = 0; row < src_ybc->y_height; ++row) {
318 vpx_memcpy(dst, src, src_ybc->y_width); 318 memcpy(dst, src, src_ybc->y_width);
319 src += src_ybc->y_stride; 319 src += src_ybc->y_stride;
320 dst += dst_ybc->y_stride; 320 dst += dst_ybc->y_stride;
321 } 321 }
322 } 322 }
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