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/*******************************************************************************
* Copyright 2009-2016 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
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