70 lines
1.6 KiB
C++
70 lines
1.6 KiB
C++
|
/*******************************************************************************
|
||
|
|
* 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
|