Differential D1358 Diff 4419 extern/audaspace/src/devices/ReadDevice.cpp

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extern/audaspace/src/devices/ReadDevice.cpp

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				/*******************************************************************************
				* Copyright 2009-2015 Jörg Müller
				*
				* 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.
				******************************************************************************/

				#include "devices/ReadDevice.h"
				#include "IReader.h"

				#include <cstring>

				AUD_NAMESPACE_BEGIN

				ReadDevice::ReadDevice(DeviceSpecs specs) :
				m_playing(false)
				{
				m_specs = specs;

				create();
				}

				ReadDevice::ReadDevice(Specs specs) :
				m_playing(false)
				{
				m_specs.specs = specs;
				m_specs.format = FORMAT_FLOAT32;

				create();
				}

				ReadDevice::~ReadDevice()
				{
				destroy();
				}

				bool ReadDevice::read(data_t* buffer, int length)
				{
				if(m_playing)
				mix(buffer, length);
				else
				if(m_specs.format == FORMAT_U8)
				std::memset(buffer, 0x80, length * AUD_DEVICE_SAMPLE_SIZE(m_specs));
				else
				std::memset(buffer, 0, length * AUD_DEVICE_SAMPLE_SIZE(m_specs));
				return m_playing;
				}

				void ReadDevice::changeSpecs(Specs specs)
				{
				if(!AUD_COMPARE_SPECS(specs, m_specs.specs))
				setSpecs(specs);
				}

				void ReadDevice::playing(bool playing)
				{
				m_playing = playing;
				}

				AUD_NAMESPACE_END