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| 1 /* | 1 /* |
| 2 * Copyright (C) 2012 Google Inc. All rights reserved. | 2 * Copyright (C) 2012 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 AudioFIFO_h | 29 #ifndef AudioFIFO_h |
| 30 #define AudioFIFO_h | 30 #define AudioFIFO_h |
| 31 | 31 |
| 32 #include "AudioBus.h" | 32 #include "core/platform/audio/AudioBus.h" |
| 33 | 33 |
| 34 namespace WebCore { | 34 namespace WebCore { |
| 35 | 35 |
| 36 class AudioFIFO { | 36 class AudioFIFO { |
| 37 public: | 37 public: |
| 38 // Create a FIFO large enough to hold |fifoLength| frames of data of |number
OfChannels| channels. | 38 // Create a FIFO large enough to hold |fifoLength| frames of data of |number
OfChannels| channels. |
| 39 AudioFIFO(unsigned numberOfChannels, size_t fifoLength); | 39 AudioFIFO(unsigned numberOfChannels, size_t fifoLength); |
| 40 | 40 |
| 41 // Push the data from the bus into the FIFO. | 41 // Push the data from the bus into the FIFO. |
| 42 void push(const AudioBus*); | 42 void push(const AudioBus*); |
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| 66 // Where to start reading from the FIFO. | 66 // Where to start reading from the FIFO. |
| 67 size_t m_readIndex; | 67 size_t m_readIndex; |
| 68 | 68 |
| 69 // Where to start writing to the FIFO. | 69 // Where to start writing to the FIFO. |
| 70 size_t m_writeIndex; | 70 size_t m_writeIndex; |
| 71 }; | 71 }; |
| 72 | 72 |
| 73 } // namespace WebCore | 73 } // namespace WebCore |
| 74 | 74 |
| 75 #endif // AudioFIFO.h | 75 #endif // AudioFIFO.h |
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