third_party/WebKit/Source/platform/audio/AudioDSPKernel.h - Issue 2839063003: Implement tail processing for AudioNodes

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Side by Side Diff: third_party/WebKit/Source/platform/audio/AudioDSPKernel.h

Issue 2839063003: Implement tail processing for AudioNodes (Closed)

Patch Set: Make declaration order consistent Created 3 years, 5 months ago

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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 are	5 * modification, are permitted provided that the following conditions are

6 * met:	6 * met:

7 *	7 *

8 * * Redistributions of source code must retain the above copyright	8 * * 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 * * Redistributions in binary form must reproduce the above	10 * * Redistributions in binary form must reproduce the above

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63 virtual void Reset() = 0;	63 virtual void Reset() = 0;

64	64

65 float SampleRate() const { return sample_rate_; }	65 float SampleRate() const { return sample_rate_; }

66 double Nyquist() const { return 0.5 * SampleRate(); }	66 double Nyquist() const { return 0.5 * SampleRate(); }

67	67

68 AudioDSPKernelProcessor* Processor() { return kernel_processor_; }	68 AudioDSPKernelProcessor* Processor() { return kernel_processor_; }

69 const AudioDSPKernelProcessor* Processor() const { return kernel_processor_; }	69 const AudioDSPKernelProcessor* Processor() const { return kernel_processor_; }

70	70

71 virtual double TailTime() const = 0;	71 virtual double TailTime() const = 0;

72 virtual double LatencyTime() const = 0;	72 virtual double LatencyTime() const = 0;

	73 virtual bool RequiresTailProcessing() const = 0;

73	74

74 protected:	75 protected:

75 // This raw pointer is safe because the AudioDSPKernelProcessor object is	76 // This raw pointer is safe because the AudioDSPKernelProcessor object is

76 // guaranteed to be kept alive while the AudioDSPKernel object is alive.	77 // guaranteed to be kept alive while the AudioDSPKernel object is alive.

77 AudioDSPKernelProcessor* kernel_processor_;	78 AudioDSPKernelProcessor* kernel_processor_;

78 float sample_rate_;	79 float sample_rate_;

79 };	80 };

80	81

81 } // namespace blink	82 } // namespace blink

82	83

83 #endif // AudioDSPKernel_h	84 #endif // AudioDSPKernel_h

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