media/libvpx/vp9/common/vp9_sadmxn.h@b8a032363ba2 (annotated)
media/libvpx/vp9/common/vp9_sadmxn.h
Thu, 22 Jan 2015 13:21:57 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Thu, 22 Jan 2015 13:21:57 +0100
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
- permissions
- -rw-r--r--
Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6
| michael@0 | 1 | /* |
| michael@0 | 2 | * Copyright (c) 2010 The WebM project authors. All Rights Reserved. |
| michael@0 | 3 | * |
| michael@0 | 4 | * Use of this source code is governed by a BSD-style license |
| michael@0 | 5 | * that can be found in the LICENSE file in the root of the source |
| michael@0 | 6 | * tree. An additional intellectual property rights grant can be found |
| michael@0 | 7 | * in the file PATENTS. All contributing project authors may |
| michael@0 | 8 | * be found in the AUTHORS file in the root of the source tree. |
| michael@0 | 9 | */ |
| michael@0 | 10 | |
| michael@0 | 11 | #ifndef VP9_COMMON_VP9_SADMXN_H_ |
| michael@0 | 12 | #define VP9_COMMON_VP9_SADMXN_H_ |
| michael@0 | 13 | |
| michael@0 | 14 | #include "./vpx_config.h" |
| michael@0 | 15 | #include "vpx/vpx_integer.h" |
| michael@0 | 16 | |
| michael@0 | 17 | static INLINE unsigned int sad_mx_n_c(const uint8_t *src_ptr, |
| michael@0 | 18 | int src_stride, |
| michael@0 | 19 | const uint8_t *ref_ptr, |
| michael@0 | 20 | int ref_stride, |
| michael@0 | 21 | int m, |
| michael@0 | 22 | int n) { |
| michael@0 | 23 | int r, c; |
| michael@0 | 24 | unsigned int sad = 0; |
| michael@0 | 25 | |
| michael@0 | 26 | for (r = 0; r < n; r++) { |
| michael@0 | 27 | for (c = 0; c < m; c++) { |
| michael@0 | 28 | sad += abs(src_ptr[c] - ref_ptr[c]); |
| michael@0 | 29 | } |
| michael@0 | 30 | |
| michael@0 | 31 | src_ptr += src_stride; |
| michael@0 | 32 | ref_ptr += ref_stride; |
| michael@0 | 33 | } |
| michael@0 | 34 | |
| michael@0 | 35 | return sad; |
| michael@0 | 36 | } |
| michael@0 | 37 | |
| michael@0 | 38 | #endif // VP9_COMMON_VP9_SADMXN_H_ |
