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1 /* | 1 /* |
2 * Copyright (c) 2015 The WebM project authors. All Rights Reserved. | 2 * Copyright (c) 2015 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 |
11 #ifndef VPX_DSP_COMMON_H_ | 11 #ifndef VPX_DSP_COMMON_H_ |
12 #define VPX_DSP_COMMON_H_ | 12 #define VPX_DSP_COMMON_H_ |
13 | 13 |
14 #include "./vpx_config.h" | 14 #include "./vpx_config.h" |
15 #include "vpx/vpx_integer.h" | 15 #include "vpx/vpx_integer.h" |
16 #include "vpx_ports/mem.h" | 16 #include "vpx_ports/mem.h" |
17 | 17 |
18 #ifdef __cplusplus | 18 #ifdef __cplusplus |
19 extern "C" { | 19 extern "C" { |
20 #endif | 20 #endif |
21 | 21 |
22 #define MIN(x, y) (((x) < (y)) ? (x) : (y)) | 22 #define VPXMIN(x, y) (((x) < (y)) ? (x) : (y)) |
23 #define MAX(x, y) (((x) > (y)) ? (x) : (y)) | 23 #define VPXMAX(x, y) (((x) > (y)) ? (x) : (y)) |
24 | 24 |
25 #if CONFIG_VP9_HIGHBITDEPTH | 25 #if CONFIG_VP9_HIGHBITDEPTH |
26 // Note: | 26 // Note: |
27 // tran_low_t is the datatype used for final transform coefficients. | 27 // tran_low_t is the datatype used for final transform coefficients. |
28 // tran_high_t is the datatype used for intermediate transform stages. | 28 // tran_high_t is the datatype used for intermediate transform stages. |
29 typedef int64_t tran_high_t; | 29 typedef int64_t tran_high_t; |
30 typedef int32_t tran_low_t; | 30 typedef int32_t tran_low_t; |
31 #else | 31 #else |
32 // Note: | 32 // Note: |
33 // tran_low_t is the datatype used for final transform coefficients. | 33 // tran_low_t is the datatype used for final transform coefficients. |
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60 return (uint16_t)clamp(val, 0, 4095); | 60 return (uint16_t)clamp(val, 0, 4095); |
61 } | 61 } |
62 } | 62 } |
63 #endif // CONFIG_VP9_HIGHBITDEPTH | 63 #endif // CONFIG_VP9_HIGHBITDEPTH |
64 | 64 |
65 #ifdef __cplusplus | 65 #ifdef __cplusplus |
66 } // extern "C" | 66 } // extern "C" |
67 #endif | 67 #endif |
68 | 68 |
69 #endif // VPX_DSP_COMMON_H_ | 69 #endif // VPX_DSP_COMMON_H_ |
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