Paul McLean | 073ad28 | 2020-01-13 10:32:50 -0700 | [diff] [blame] | 1 | /*
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| 2 | * Copyright 2019 The Android Open Source Project
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| 3 | *
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| 4 | * Licensed under the Apache License, Version 2.0 (the "License");
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| 5 | * you may not use this file except in compliance with the License.
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| 6 | * You may obtain a copy of the License at
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| 7 | *
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| 8 | * http://www.apache.org/licenses/LICENSE-2.0
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| 9 | *
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| 10 | * Unless required by applicable law or agreed to in writing, software
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| 11 | * distributed under the License is distributed on an "AS IS" BASIS,
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| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| 13 | * See the License for the specific language governing permissions and
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| 14 | * limitations under the License.
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| 15 | */
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| 16 | #ifndef __WAVTYPES_H__
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| 17 | #define __WAVTYPES_H__
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| 18 |
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Paul McLean | 0c8b683 | 2020-03-02 10:36:40 -0700 | [diff] [blame] | 19 | namespace parselib {
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Paul McLean | 073ad28 | 2020-01-13 10:32:50 -0700 | [diff] [blame] | 20 |
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| 21 | /*
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| 22 | * Declarations for various (cross-platform) WAV-specific data types.
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| 23 | */
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| 24 | typedef unsigned int RiffID; // A "four character code" (i.e. FOURCC)
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| 25 | typedef int RiffInt32; // A 32-bit signed integer
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| 26 | typedef short RiffInt16; // A 16-bit signed integer
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| 27 |
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Paul McLean | 073ad28 | 2020-01-13 10:32:50 -0700 | [diff] [blame] | 28 | /*
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| 29 | * Packs the specified characters into a 32-bit value in accordance with the Microsoft
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| 30 | * FOURCC specification.
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| 31 | */
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| 32 | inline RiffID makeRiffID(char a, char b, char c, char d) {
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| 33 | return ((RiffID)d << 24) | ((RiffID)c << 16) | ((RiffID)b << 8) | (RiffID)a;
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| 34 | }
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| 35 |
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Paul McLean | 0c8b683 | 2020-03-02 10:36:40 -0700 | [diff] [blame] | 36 | } // namespace parselib
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Paul McLean | 073ad28 | 2020-01-13 10:32:50 -0700 | [diff] [blame] | 37 |
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| 38 | #endif /* __WAVTYPES_H__ */
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