snapcast/message/sampleFormat.cpp
2015-12-03 21:54:21 +01:00

87 lines
2.1 KiB
C++

/***
This file is part of snapcast
Copyright (C) 2015 Johannes Pohl
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
***/
#include <vector>
#include <boost/algorithm/string.hpp>
#include <boost/lexical_cast.hpp>
#include <iostream>
#include "sampleFormat.h"
#include "common/log.h"
#include <sstream>
using namespace std;
namespace msg
{
SampleFormat::SampleFormat() : BaseMessage(message_type::kSampleFormat)
{
}
SampleFormat::SampleFormat(const std::string& format) : BaseMessage(message_type::kSampleFormat)
{
setFormat(format);
}
SampleFormat::SampleFormat(uint32_t sampleRate, uint16_t bitsPerSample, uint16_t channelCount) : BaseMessage(message_type::kSampleFormat)
{
setFormat(sampleRate, bitsPerSample, channelCount);
}
string SampleFormat::getFormat() const
{
stringstream ss;
ss << rate << ":" << bits << ":" << channels;
return ss.str();
}
void SampleFormat::setFormat(const std::string& format)
{
std::vector<std::string> strs;
boost::split(strs, format, boost::is_any_of(":"));
if (strs.size() == 3)
setFormat(
boost::lexical_cast<uint32_t>(strs[0]),
boost::lexical_cast<uint16_t>(strs[1]),
boost::lexical_cast<uint16_t>(strs[2]));
}
void SampleFormat::setFormat(uint32_t rate, uint16_t bits, uint16_t channels)
{
//needs something like: 24_3 = 3 bytes, 24 = 4 bytes
this->rate = rate;
this->bits = bits;
this->channels = channels;
sampleSize = bits / 8;
if (bits == 24)
sampleSize = 4;
frameSize = channels*sampleSize;
logD << "SampleFormat: " << rate << ":" << bits << ":" << channels << "\n";
}
}