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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 19 matching lines...) Expand all Loading... |
| 30 #define AudioFileReader_h | 30 #define AudioFileReader_h |
| 31 | 31 |
| 32 #include "platform/PlatformExport.h" | 32 #include "platform/PlatformExport.h" |
| 33 #include "wtf/PassRefPtr.h" | 33 #include "wtf/PassRefPtr.h" |
| 34 | 34 |
| 35 namespace blink { | 35 namespace blink { |
| 36 | 36 |
| 37 class AudioBus; | 37 class AudioBus; |
| 38 | 38 |
| 39 // For both create functions: | 39 // For both create functions: |
| 40 // Pass in 0.0 for sampleRate to use the file's sample-rate, otherwise a sample-
rate conversion to the requested | 40 // Pass in 0.0 for sampleRate to use the file's sample-rate, otherwise a |
| 41 // sampleRate will be made (if it doesn't already match the file's sample-rate). | 41 // sample-rate conversion to the requested sampleRate will be made (if it |
| 42 // The created buffer will have its sample-rate set correctly to the result. | 42 // doesn't already match the file's sample-rate). The created buffer will have |
| 43 // its sample-rate set correctly to the result. |
| 43 | 44 |
| 44 PLATFORM_EXPORT PassRefPtr<AudioBus> createBusFromInMemoryAudioFile( | 45 PLATFORM_EXPORT PassRefPtr<AudioBus> createBusFromInMemoryAudioFile( |
| 45 const void* data, | 46 const void* data, |
| 46 size_t dataSize, | 47 size_t dataSize, |
| 47 bool mixToMono, | 48 bool mixToMono, |
| 48 float sampleRate); | 49 float sampleRate); |
| 49 | 50 |
| 50 PLATFORM_EXPORT PassRefPtr<AudioBus> | 51 PLATFORM_EXPORT PassRefPtr<AudioBus> |
| 51 createBusFromAudioFile(const char* filePath, bool mixToMono, float sampleRate); | 52 createBusFromAudioFile(const char* filePath, bool mixToMono, float sampleRate); |
| 52 | 53 |
| 53 // May pass in 0.0 for sampleRate in which case it will use the AudioBus's sampl
eRate | 54 // May pass in 0.0 for sampleRate in which case it will use the AudioBus's |
| 55 // sampleRate |
| 54 PLATFORM_EXPORT void writeBusToAudioFile(AudioBus* bus, | 56 PLATFORM_EXPORT void writeBusToAudioFile(AudioBus* bus, |
| 55 const char* filePath, | 57 const char* filePath, |
| 56 double fileSampleRate); | 58 double fileSampleRate); |
| 57 | 59 |
| 58 } // namespace blink | 60 } // namespace blink |
| 59 | 61 |
| 60 #endif // AudioFileReader_h | 62 #endif // AudioFileReader_h |
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