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1 /* | 1 /* |
2 * Copyright 2014 The LibYuv Project Authors. All rights reserved. | 2 * Copyright 2014 The LibYuv 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 |
11 #include "libyuv/row.h" | 11 #include "libyuv/row.h" |
| 12 #include "libyuv/rotate_row.h" |
12 | 13 |
13 #include "libyuv/basic_types.h" | 14 #include "libyuv/basic_types.h" |
14 | 15 |
15 #ifdef __cplusplus | 16 #ifdef __cplusplus |
16 namespace libyuv { | 17 namespace libyuv { |
17 extern "C" { | 18 extern "C" { |
18 #endif | 19 #endif |
19 | 20 |
20 // This module is for GCC Neon armv8 64 bit. | 21 // This module is for GCC Neon armv8 64 bit. |
21 #if !defined(LIBYUV_DISABLE_NEON) && defined(__aarch64__) | 22 #if !defined(LIBYUV_DISABLE_NEON) && defined(__aarch64__) |
22 | 23 |
23 static uvec8 kVTbl4x4Transpose = | 24 static uvec8 kVTbl4x4Transpose = |
24 { 0, 4, 8, 12, 1, 5, 9, 13, 2, 6, 10, 14, 3, 7, 11, 15 }; | 25 { 0, 4, 8, 12, 1, 5, 9, 13, 2, 6, 10, 14, 3, 7, 11, 15 }; |
25 | 26 |
26 void TransposeWx8_NEON(const uint8* src, int src_stride, | 27 void TransposeWx8_NEON(const uint8* src, int src_stride, |
27 uint8* dst, int dst_stride, | 28 uint8* dst, int dst_stride, int width) { |
28 int width) { | |
29 const uint8* src_temp = NULL; | 29 const uint8* src_temp = NULL; |
30 int64 width64 = (int64) width; // Work around clang 3.4 warning. | 30 int64 width64 = (int64) width; // Work around clang 3.4 warning. |
31 asm volatile ( | 31 asm volatile ( |
32 // loops are on blocks of 8. loop will stop when | 32 // loops are on blocks of 8. loop will stop when |
33 // counter gets to or below 0. starting the counter | 33 // counter gets to or below 0. starting the counter |
34 // at w-8 allow for this | 34 // at w-8 allow for this |
35 "sub %3, %3, #8 \n" | 35 "sub %3, %3, #8 \n" |
36 | 36 |
37 // handle 8x8 blocks. this should be the majority of the plane | 37 // handle 8x8 blocks. this should be the majority of the plane |
38 "1: \n" | 38 "1: \n" |
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534 "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23", | 534 "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23", |
535 "v30", "v31" | 535 "v30", "v31" |
536 ); | 536 ); |
537 } | 537 } |
538 #endif // !defined(LIBYUV_DISABLE_NEON) && defined(__aarch64__) | 538 #endif // !defined(LIBYUV_DISABLE_NEON) && defined(__aarch64__) |
539 | 539 |
540 #ifdef __cplusplus | 540 #ifdef __cplusplus |
541 } // extern "C" | 541 } // extern "C" |
542 } // namespace libyuv | 542 } // namespace libyuv |
543 #endif | 543 #endif |
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