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Diffstat (limited to 'chromium/third_party/webrtc/modules/audio_coding/neteq4/audio_multi_vector.h')
| -rw-r--r-- | chromium/third_party/webrtc/modules/audio_coding/neteq4/audio_multi_vector.h | 134 |
1 files changed, 0 insertions, 134 deletions
diff --git a/chromium/third_party/webrtc/modules/audio_coding/neteq4/audio_multi_vector.h b/chromium/third_party/webrtc/modules/audio_coding/neteq4/audio_multi_vector.h deleted file mode 100644 index 2d0a7494912..00000000000 --- a/chromium/third_party/webrtc/modules/audio_coding/neteq4/audio_multi_vector.h +++ /dev/null @@ -1,134 +0,0 @@ -/* - * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. - * - * Use of this source code is governed by a BSD-style license - * that can be found in the LICENSE file in the root of the source - * tree. An additional intellectual property rights grant can be found - * in the file PATENTS. All contributing project authors may - * be found in the AUTHORS file in the root of the source tree. - */ - -#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_AUDIO_MULTI_VECTOR_H_ -#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_AUDIO_MULTI_VECTOR_H_ - -#include <string.h> // Access to size_t. - -#include <vector> - -#include "webrtc/modules/audio_coding/neteq4/audio_vector.h" -#include "webrtc/system_wrappers/interface/constructor_magic.h" -#include "webrtc/typedefs.h" - -namespace webrtc { - -class AudioMultiVector { - public: - // Creates an empty AudioMultiVector with |N| audio channels. |N| must be - // larger than 0. - explicit AudioMultiVector(size_t N); - - // Creates an AudioMultiVector with |N| audio channels, each channel having - // an initial size. |N| must be larger than 0. - AudioMultiVector(size_t N, size_t initial_size); - - virtual ~AudioMultiVector(); - - // Deletes all values and make the vector empty. - virtual void Clear(); - - // Clears the vector and inserts |length| zeros into each channel. - virtual void Zeros(size_t length); - - // Copies all values from this vector to |copy_to|. Any contents in |copy_to| - // are deleted. After the operation is done, |copy_to| will be an exact - // replica of this object. The source and the destination must have the same - // number of channels. - virtual void CopyFrom(AudioMultiVector* copy_to) const; - - // Appends the contents of array |append_this| to the end of this - // object. The array is assumed to be channel-interleaved. |length| must be - // an even multiple of this object's number of channels. - // The length of this object is increased with the |length| divided by the - // number of channels. - virtual void PushBackInterleaved(const int16_t* append_this, size_t length); - - // Appends the contents of AudioMultiVector |append_this| to this object. The - // length of this object is increased with the length of |append_this|. - virtual void PushBack(const AudioMultiVector& append_this); - - // Appends the contents of AudioMultiVector |append_this| to this object, - // taken from |index| up until the end of |append_this|. The length of this - // object is increased. - virtual void PushBackFromIndex(const AudioMultiVector& append_this, - size_t index); - - // Removes |length| elements from the beginning of this object, from each - // channel. - virtual void PopFront(size_t length); - - // Removes |length| elements from the end of this object, from each - // channel. - virtual void PopBack(size_t length); - - // Reads |length| samples from each channel and writes them interleaved to - // |destination|. The total number of elements written to |destination| is - // returned, i.e., |length| * number of channels. If the AudioMultiVector - // contains less than |length| samples per channel, this is reflected in the - // return value. - virtual size_t ReadInterleaved(size_t length, int16_t* destination) const; - - // Like ReadInterleaved() above, but reads from |start_index| instead of from - // the beginning. - virtual size_t ReadInterleavedFromIndex(size_t start_index, - size_t length, - int16_t* destination) const; - - // Like ReadInterleaved() above, but reads from the end instead of from - // the beginning. - virtual size_t ReadInterleavedFromEnd(size_t length, - int16_t* destination) const; - - // Overwrites each channel in this AudioMultiVector with values taken from - // |insert_this|. The values are taken from the beginning of |insert_this| and - // are inserted starting at |position|. |length| values are written into each - // channel. If |length| and |position| are selected such that the new data - // extends beyond the end of the current AudioVector, the vector is extended - // to accommodate the new data. |length| is limited to the length of - // |insert_this|. - virtual void OverwriteAt(const AudioMultiVector& insert_this, - size_t length, - size_t position); - - // Appends |append_this| to the end of the current vector. Lets the two - // vectors overlap by |fade_length| samples (per channel), and cross-fade - // linearly in this region. - virtual void CrossFade(const AudioMultiVector& append_this, - size_t fade_length); - - // Returns the number of channels. - virtual size_t Channels() const { return num_channels_; } - - // Returns the number of elements per channel in this AudioMultiVector. - virtual size_t Size() const; - - // Verify that each channel can hold at least |required_size| elements. If - // not, extend accordingly. - virtual void AssertSize(size_t required_size); - - virtual bool Empty() const; - - // Accesses and modifies a channel (i.e., an AudioVector object) of this - // AudioMultiVector. - const AudioVector& operator[](size_t index) const; - AudioVector& operator[](size_t index); - - protected: - std::vector<AudioVector*> channels_; - size_t num_channels_; - - private: - DISALLOW_COPY_AND_ASSIGN(AudioMultiVector); -}; - -} // namespace webrtc -#endif // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_AUDIO_MULTI_VECTOR_H_ |