EncoderContext.h

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/*
 * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License").
 * You may not use this file except in compliance with the License.
 * A copy of the License is located at
 *
 *     http://aws.amazon.com/apache2.0/
 *
 * or in the "license" file accompanying this file. This file 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 ALEXA_CLIENT_SDK_SPEECHENCODER_INCLUDE_SPEECHENCODER_ENCODERCONTEXT_H_
#define ALEXA_CLIENT_SDK_SPEECHENCODER_INCLUDE_SPEECHENCODER_ENCODERCONTEXT_H_
 
#include <memory>
 
#include <AVSCommon/Utils/AudioFormat.h>
 
namespace alexaClientSDK {
namespace speechencoder {
 
class EncoderContext {
public:
    virtual bool init(alexaClientSDK::avsCommon::utils::AudioFormat inputFormat) = 0;
 
    virtual size_t getInputFrameSize() = 0;
 
    virtual size_t getOutputFrameSize() = 0;
 
    virtual bool requiresFullyRead() = 0;
 
    virtual alexaClientSDK::avsCommon::utils::AudioFormat getAudioFormat() = 0;
 
    virtual std::string getAVSFormatName() = 0;
 
    virtual bool start() = 0;
 
    virtual ssize_t processSamples(void* samples, size_t numberOfWords, uint8_t* buffer) = 0;
 
    virtual void close() = 0;
 
    virtual ~EncoderContext() = default;
};
 
}  // namespace speechencoder
}  // namespace alexaClientSDK
 
#endif  // ALEXA_CLIENT_SDK_SPEECHENCODER_INCLUDE_SPEECHENCODER_ENCODERCONTEXT_H_