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-rw-r--r--externals/oboe/src/common/AudioSourceCaller.h83
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diff --git a/externals/oboe/src/common/AudioSourceCaller.h b/externals/oboe/src/common/AudioSourceCaller.h
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--- a/externals/oboe/src/common/AudioSourceCaller.h
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-/*
- * Copyright 2019 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 OBOE_AUDIO_SOURCE_CALLER_H
-#define OBOE_AUDIO_SOURCE_CALLER_H
-
-#include "OboeDebug.h"
-#include "oboe/Oboe.h"
-
-#include "flowgraph/FlowGraphNode.h"
-#include "FixedBlockReader.h"
-
-namespace oboe {
-
-class AudioStreamCallback;
-class AudioStream;
-
-/**
- * For output streams that use a callback, call the application for more data.
- * For input streams that do not use a callback, read from the stream.
- */
-class AudioSourceCaller : public flowgraph::FlowGraphSource, public FixedBlockProcessor {
-public:
- AudioSourceCaller(int32_t channelCount, int32_t framesPerCallback, int32_t bytesPerSample)
- : FlowGraphSource(channelCount)
- , mBlockReader(*this) {
- mBlockReader.open(channelCount * framesPerCallback * bytesPerSample);
- }
-
- /**
- * Set the stream to use as a source of data.
- * @param stream
- */
- void setStream(oboe::AudioStream *stream) {
- mStream = stream;
- }
-
- oboe::AudioStream *getStream() {
- return mStream;
- }
-
- /**
- * Timeout value to use when calling audioStream->read().
- * @param timeoutNanos Zero for no timeout or time in nanoseconds.
- */
- void setTimeoutNanos(int64_t timeoutNanos) {
- mTimeoutNanos = timeoutNanos;
- }
-
- int64_t getTimeoutNanos() const {
- return mTimeoutNanos;
- }
-
- /**
- * Called internally for block size adaptation.
- * @param buffer
- * @param numBytes
- * @return
- */
- int32_t onProcessFixedBlock(uint8_t *buffer, int32_t numBytes) override;
-
-protected:
- oboe::AudioStream *mStream = nullptr;
- int64_t mTimeoutNanos = 0;
-
- FixedBlockReader mBlockReader;
-};
-
-}
-#endif //OBOE_AUDIO_SOURCE_CALLER_H