1 ////////////////////////////////////////////////////////////////////////////// 2 // 3 // Copyright (c) 2004-2021 musikcube team 4 // 5 // All rights reserved. 6 // 7 // Redistribution and use in source and binary forms, with or without 8 // modification, are permitted provided that the following conditions are met: 9 // 10 // * Redistributions of source code must retain the above copyright notice, 11 // this list of conditions and the following disclaimer. 12 // 13 // * Redistributions in binary form must reproduce the above copyright 14 // notice, this list of conditions and the following disclaimer in the 15 // documentation and/or other materials provided with the distribution. 16 // 17 // * Neither the name of the author nor the names of other contributors may 18 // be used to endorse or promote products derived from this software 19 // without specific prior written permission. 20 // 21 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 22 // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 // ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 25 // LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 26 // CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 27 // SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 28 // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 29 // CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 30 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 31 // POSSIBILITY OF SUCH DAMAGE. 32 // 33 ////////////////////////////////////////////////////////////////////////////// 34 35 #pragma once 36 37 #include <musikcore/config.h> 38 #include <musikcore/sdk/IBuffer.h> 39 40 namespace musik { namespace core { namespace audio { 41 42 class Buffer; 43 class Stream; 44 45 class Buffer : public musik::core::sdk::IBuffer { 46 public: 47 enum Flags { 48 NoFlags = 0, 49 ImmutableSize = 1, 50 NoDelete = 2 51 }; 52 53 Buffer(Flags flags = NoFlags) noexcept; 54 Buffer(float* buffer, int samples) noexcept; 55 56 virtual ~Buffer(); 57 58 long SampleRate() const noexcept override; 59 void SetSampleRate(long sampleRate) noexcept override; 60 int Channels() const noexcept override; 61 void SetChannels(int channels) noexcept override; 62 float* BufferPointer() const noexcept override; 63 long Samples() const noexcept override; 64 void SetSamples(long samples) override; 65 long Bytes() const noexcept override; Release()66 void Release() noexcept override { delete this; } 67 68 double Position() const noexcept; 69 void SetPosition(double position) noexcept; 70 void Copy(float const* buffer, long samples, long offset = 0); 71 void CopyFormat(Buffer* fromBuffer) noexcept; 72 73 private: 74 void ResizeBuffer(); 75 76 float *buffer; 77 long samples; 78 long internalBufferSize; 79 long sampleRate; 80 int channels; 81 double position; 82 int flags; 83 }; 84 85 } } } 86