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69 lines
2.6 KiB
69 lines
2.6 KiB
#ifndef Magnum_Audio_WavHeader_h |
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#define Magnum_Audio_WavHeader_h |
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/* |
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This file is part of Magnum. |
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Copyright © 2010, 2011, 2012, 2013, 2014, 2015, 2016 |
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Vladimír Vondruš <mosra@centrum.cz> |
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Permission is hereby granted, free of charge, to any person obtaining a |
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copy of this software and associated documentation files (the "Software"), |
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to deal in the Software without restriction, including without limitation |
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the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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and/or sell copies of the Software, and to permit persons to whom the |
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Software is furnished to do so, subject to the following conditions: |
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The above copyright notice and this permission notice shall be included |
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in all copies or substantial portions of the Software. |
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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DEALINGS IN THE SOFTWARE. |
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*/ |
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/** @file |
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* @brief Struct @ref Magnum::Audio::WavHeader |
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*/ |
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#include "Magnum/Types.h" |
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namespace Magnum { namespace Audio { |
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#pragma pack(1) |
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/** @brief RIFF chunk */ |
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struct RiffChunk { |
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char chunkId[4]; /**< @brief chunk name (4 characters) */ |
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UnsignedInt chunkSize; /**< @brief size of chunk (does not include chunk header) */ |
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}; |
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#pragma pack() |
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#pragma pack(1) |
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/** @brief WAV file header */ |
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struct WavHeaderChunk { |
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RiffChunk chunk; /**< @brief Starting RIFF chunk */ |
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char format[4]; /**< @brief `WAVE` characters */ |
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}; |
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#pragma pack() |
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#pragma pack(1) |
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/** @brief WAV 'fmt' header */ |
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struct WavFormatChunk { |
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RiffChunk chunk; /**< @brief Starting RIFF chunk */ |
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UnsignedShort audioFormat; /**< @brief 1 = PCM */ |
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UnsignedShort numChannels; /**< @brief 1 = Mono, 2 = Stereo */ |
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UnsignedInt sampleRate; /**< @brief Sample rate in Hz */ |
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UnsignedInt byteRate; /**< @brief Bytes per second */ |
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UnsignedShort blockAlign; /**< @brief Bytes per sample (all channels) */ |
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UnsignedShort bitsPerSample; /**< @brief Bits per sample (one channel) */ |
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}; |
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#pragma pack() |
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static_assert(sizeof(WavHeaderChunk) + sizeof(WavFormatChunk) + sizeof(RiffChunk) == 44, "WavHeader size is not 44 bytes"); |
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}} |
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#endif
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