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| 1 /* | 1 /* |
| 2 * Copyright (C) 2010 Google Inc. All rights reserved. | 2 * Copyright (C) 2010 Google Inc. All rights reserved. |
| 3 * | 3 * |
| 4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
| 5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
| 6 * are met: | 6 * are met: |
| 7 * | 7 * |
| 8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
| 9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
| 10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
| (...skipping 11 matching lines...) Expand all Loading... |
| 22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | 22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 */ | 27 */ |
| 28 | 28 |
| 29 #ifndef HRTFKernel_h | 29 #ifndef HRTFKernel_h |
| 30 #define HRTFKernel_h | 30 #define HRTFKernel_h |
| 31 | 31 |
| 32 #include <memory> |
| 32 #include "platform/audio/FFTFrame.h" | 33 #include "platform/audio/FFTFrame.h" |
| 33 #include "wtf/Allocator.h" | 34 #include "wtf/Allocator.h" |
| 34 #include "wtf/Noncopyable.h" | 35 #include "wtf/Noncopyable.h" |
| 35 #include "wtf/PtrUtil.h" | 36 #include "wtf/PtrUtil.h" |
| 36 #include "wtf/Vector.h" | 37 #include "wtf/Vector.h" |
| 37 #include <memory> | |
| 38 | 38 |
| 39 namespace blink { | 39 namespace blink { |
| 40 | 40 |
| 41 class AudioChannel; | 41 class AudioChannel; |
| 42 | 42 |
| 43 // HRTF stands for Head-Related Transfer Function. | 43 // HRTF stands for Head-Related Transfer Function. |
| 44 // HRTFKernel is a frequency-domain representation of an impulse-response used | 44 // HRTFKernel is a frequency-domain representation of an impulse-response used |
| 45 // as part of the spatialized panning system. For a given azimuth / elevation | 45 // as part of the spatialized panning system. For a given azimuth / elevation |
| 46 // angle there will be one HRTFKernel for the left ear transfer function, and | 46 // angle there will be one HRTFKernel for the left ear transfer function, and |
| 47 // one for the right ear. The leading delay (average group delay) for each | 47 // one for the right ear. The leading delay (average group delay) for each |
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| 99 std::unique_ptr<FFTFrame> m_fftFrame; | 99 std::unique_ptr<FFTFrame> m_fftFrame; |
| 100 float m_frameDelay; | 100 float m_frameDelay; |
| 101 float m_sampleRate; | 101 float m_sampleRate; |
| 102 }; | 102 }; |
| 103 | 103 |
| 104 typedef Vector<std::unique_ptr<HRTFKernel>> HRTFKernelList; | 104 typedef Vector<std::unique_ptr<HRTFKernel>> HRTFKernelList; |
| 105 | 105 |
| 106 } // namespace blink | 106 } // namespace blink |
| 107 | 107 |
| 108 #endif // HRTFKernel_h | 108 #endif // HRTFKernel_h |
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