Index: third_party/WebKit/Source/platform/audio/AudioResamplerKernel.h |
diff --git a/third_party/WebKit/Source/platform/audio/AudioResamplerKernel.h b/third_party/WebKit/Source/platform/audio/AudioResamplerKernel.h |
index 282d697a761bbba7a75690081ecc0c41abfed3ec..d7d8493be82bf58fa36747dcba7b9ecf688ce7eb 100644 |
--- a/third_party/WebKit/Source/platform/audio/AudioResamplerKernel.h |
+++ b/third_party/WebKit/Source/platform/audio/AudioResamplerKernel.h |
@@ -10,16 +10,17 @@ |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* |
- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY |
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
- * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON |
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND |
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
+ * ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE |
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH |
+ * DAMAGE. |
*/ |
#ifndef AudioResamplerKernel_h |
@@ -44,15 +45,18 @@ class PLATFORM_EXPORT AudioResamplerKernel { |
AudioResamplerKernel(AudioResampler*); |
// getSourcePointer() should be called each time before process() is called. |
- // Given a number of frames to process (for subsequent call to process()), it returns a pointer and numberOfSourceFramesNeeded |
- // where sample data should be copied. This sample data provides the input to the resampler when process() is called. |
- // framesToProcess must be less than or equal to MaxFramesToProcess. |
+ // Given a number of frames to process (for subsequent call to process()), it |
+ // returns a pointer and numberOfSourceFramesNeeded where sample data should |
+ // be copied. This sample data provides the input to the resampler when |
+ // process() is called. framesToProcess must be less than or equal to |
+ // MaxFramesToProcess. |
float* getSourcePointer(size_t framesToProcess, |
size_t* numberOfSourceFramesNeeded); |
- // process() resamples framesToProcess frames from the source into destination. |
- // Each call to process() must be preceded by a call to getSourcePointer() so that source input may be supplied. |
- // framesToProcess must be less than or equal to MaxFramesToProcess. |
+ // process() resamples framesToProcess frames from the source into |
+ // destination. Each call to process() must be preceded by a call to |
+ // getSourcePointer() so that source input may be supplied. framesToProcess |
+ // must be less than or equal to MaxFramesToProcess. |
void process(float* destination, size_t framesToProcess); |
// Resets the processing state. |
@@ -70,9 +74,10 @@ class PLATFORM_EXPORT AudioResamplerKernel { |
double m_virtualReadIndex; |
// We need to have continuity from one call of process() to the next. |
- // m_lastValues stores the last two sample values from the last call to process(). |
- // m_fillIndex represents how many buffered samples we have which can be as many as 2. |
- // For the first call to process() (or after reset()) there will be no buffered samples. |
+ // m_lastValues stores the last two sample values from the last call to |
+ // process(). m_fillIndex represents how many buffered samples we have which |
+ // can be as many as 2. For the first call to process() (or after reset()) |
+ // there will be no buffered samples. |
float m_lastValues[2]; |
unsigned m_fillIndex; |
}; |