audio/audio/format.cpp

134 lines
3.3 KiB
C++

/** @file
* @author Edouard DUPIN
* @copyright 2011, Edouard DUPIN, all right reserved
* @license MPL v2.0 (see license file)
*/
#include <audio/debug.hpp>
#include <audio/format.hpp>
#include <etk/stdTools.hpp>
static const char* listValues[] = {
"unknow",
"int8",
"int8-on-int16",
"int16",
"int16-on-int32",
"int24",
"int24-on-int32",
"int32",
"int32-on-int64",
"int64",
"float",
"double"
};
static int32_t listValuesSize = sizeof(listValues)/sizeof(char*);
etk::Stream& audio::operator <<(etk::Stream& _os, enum audio::format _obj) {
_os << getFormatString(_obj);
return _os;
}
etk::Stream& audio::operator <<(etk::Stream& _os, const etk::Vector<enum audio::format>& _obj) {
_os << etk::String("{");
for (size_t iii=0; iii<_obj.size(); ++iii) {
if (iii!=0) {
_os << etk::String(";");
}
_os << _obj[iii];
}
_os << etk::String("}");
return _os;
}
etk::String audio::getFormatString(enum audio::format _value) {
return listValues[_value];
}
enum audio::format audio::getFormatFromString(const etk::String& _value) {
for (int32_t iii=0; iii<listValuesSize; ++iii) {
if (_value == listValues[iii]) {
return static_cast<enum audio::format>(iii);
}
}
return format_unknow;
}
etk::Vector<enum audio::format> audio::getListFormatFromString(const etk::String& _value) {
etk::Vector<enum audio::format> out;
etk::Vector<etk::String> list = etk::split(_value, ';');
for (size_t iii=0; iii<list.size(); ++iii) {
out.pushBack(getFormatFromString(list[iii]));
}
return out;
}
uint32_t audio::getFormatBytes(audio::format _format) {
switch(_format) {
case audio::format_unknow:
return 1;
case audio::format_int8:
return sizeof(int8_t);
case audio::format_int8_on_int16:
case audio::format_int16:
return sizeof(int16_t);
case audio::format_int24:
return 3;
case audio::format_int16_on_int32:
case audio::format_int24_on_int32:
case audio::format_int32:
return sizeof(int32_t);
case audio::format_int32_on_int64:
case audio::format_int64:
return sizeof(int64_t);
case audio::format_float:
return sizeof(float);
case audio::format_double:
return sizeof(double);
}
AUDIO_ERROR("undefined format : " << _format);
return 0;
}
namespace etk {
template<> etk::String toString<enum audio::format>(const enum audio::format& _variable) {
return listValues[_variable];
}
template <> bool from_string<enum audio::format>(enum audio::format& _variableRet, const etk::String& _value) {
for (int32_t iii=0; iii<listValuesSize; ++iii) {
if (_value == listValues[iii]) {
_variableRet = static_cast<enum audio::format>(iii);
return true;
}
}
_variableRet = audio::format_unknow;
return false;
}
}
etk::Vector<uint8_t> audio::convertFormat(const etk::Vector<enum audio::format>& _obj) {
etk::Vector<uint8_t> out;
for (size_t iii=0; iii<_obj.size(); ++iii) {
out.pushBack(static_cast<uint8_t>(_obj[iii]));
}
return out;
}
etk::Vector<enum audio::format> audio::convertFormat(const etk::Vector<uint8_t>& _obj) {
etk::Vector<enum audio::format> out;
for (size_t iii=0; iii<_obj.size(); ++iii) {
out.pushBack(static_cast<enum audio::format>(_obj[iii]));
}
return out;
}
uint8_t audio::convertFormat(enum audio::format _obj) {
return static_cast<uint8_t>(_obj);
}
enum audio::format audio::convertFormat(uint8_t _obj) {
return static_cast<enum audio::format>(_obj);
}