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Diffstat (limited to 'variablespeed/jni/decode_buffer.h')
-rw-r--r-- | variablespeed/jni/decode_buffer.h | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/variablespeed/jni/decode_buffer.h b/variablespeed/jni/decode_buffer.h deleted file mode 100644 index 2f1aa71..0000000 --- a/variablespeed/jni/decode_buffer.h +++ /dev/null @@ -1,59 +0,0 @@ -/* - * Copyright (C) 2011 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef FRAMEWORKS_EX_VARIABLESPEED_JNI_DECODE_BUFFER_H_ -#define FRAMEWORKS_EX_VARIABLESPEED_JNI_DECODE_BUFFER_H_ - -#include <integral_types.h> -#include <macros.h> -#include <stdlib.h> -#include <vector> - -// DecodeBuffer is used to store arrays of int16 values for audio. -// -// This class is not thread-safe. You should provide your own -// synchronization if you wish to use it from multiple threads. -class DecodeBuffer { - public: - DecodeBuffer(size_t sizeOfOneBuffer, size_t maxSize); - virtual ~DecodeBuffer(); - size_t GetSizeInBytes() const; - void AddData(int8_t* pointer, size_t lengthInBytes); - void Clear(); - void AdvanceHeadPointerShorts(size_t numberOfShorts); - int16 GetAtIndex(size_t index); - bool IsTooLarge() const; - size_t GetTotalAdvancedCount() const; - - private: - void PushValue(int16 value); - - size_t sizeOfOneBuffer_; - size_t maxSize_; - size_t start_; - size_t end_; - size_t advancedCount_; - // This vector isn't ideal because we perform a number of queue-like - // operations: namely removing from the front and appending at the back. - // However we also need constant-time access to the elements of this - // vector, and therefore it's not good enough to use a std::queue. - // In practice this data structure choice doesn't seem to be a bottleneck. - std::vector<int16*> data_; - - DISALLOW_COPY_AND_ASSIGN(DecodeBuffer); -}; - -#endif // FRAMEWORKS_EX_VARIABLESPEED_JNI_DECODE_BUFFER_H_ |