190 lines
6.3 KiB
C++
190 lines
6.3 KiB
C++
/** @file
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* @author Edouard DUPIN
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* @copyright 2011, Edouard DUPIN, all right reserved
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* @license APACHE v2.0 (see license file)
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*/
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#include <audio/types.h>
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#ifndef __AUDIO_TYPE_INT16_32_T_H__
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#define __AUDIO_TYPE_INT16_32_T_H__
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namespace audio {
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/**
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* +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
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* |31|30|29|28|27|26|25|24|23|22|21|20|19|18|17|16|15|14|13|12|11|10| 9| 8| 7| 6| 5| 4| 3| 2| 1| 0|
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* +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
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* |BS| > 1.0 | < 1.0 |
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* +--+--------------------------------------------+-----------------------------------------------+
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*/
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class int16_32_t{
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private:
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int32_t m_data;
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public:
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int16_32_t() {}
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int16_32_t(int32_t _value) {
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m_data = _value;
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}
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// transformation operator:
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int16_32_t(const audio::int8_8_t& _val);
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int16_32_t(const audio::int8_16_t& _val);
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int16_32_t(const audio::int16_16_t& _val);
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int16_32_t(const audio::int16_32_t& _val);
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int16_32_t(const audio::int24_24_t& _val);
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int16_32_t(const audio::int24_32_t& _val);
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int16_32_t(const audio::int32_32_t& _val);
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int16_32_t(const audio::int32_64_t& _val);
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int16_32_t(const audio::int64_64_t& _val);
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int16_32_t(const audio::float_t& _val);
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int16_32_t(const audio::double_t& _val);
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// set operator
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int16_32_t(int64_t _value, int32_t _flotingPointPosition);
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void set(int64_t _value, int32_t _flotingPointPosition);
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void set(int32_t _value) {
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m_data = _value;
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}
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int32_t get() const {
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return m_data;
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}
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float getFloat() const {
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return getDouble();
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}
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double getDouble() const {
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return double(m_data)/double(INT16_MAX)*0.5;
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}
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/* ****************************************************
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* = assigment
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*****************************************************/
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const int16_32_t& operator= (const int16_32_t& _obj ) {
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m_data = _obj.m_data;
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return *this;
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}
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/* ****************************************************
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* == operator
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*****************************************************/
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bool operator== (const int16_32_t& _obj) const {
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return _obj.m_data == m_data;
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}
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/* ****************************************************
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* != operator
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*****************************************************/
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bool operator!= (const int16_32_t& _obj) const {
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return _obj.m_data != m_data;
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}
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/* ****************************************************
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* < operator
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*****************************************************/
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bool operator< (const audio::int16_32_t& _obj) const {
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return m_data < _obj.m_data;
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}
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/* ****************************************************
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* < operator
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*****************************************************/
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bool operator<= (const audio::int16_32_t& _obj) const {
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return m_data <= _obj.m_data;
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}
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/* ****************************************************
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* < operator
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*****************************************************/
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bool operator> (const audio::int16_32_t& _obj) const {
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return m_data > _obj.m_data;
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}
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/* ****************************************************
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* < operator
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*****************************************************/
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bool operator>= (const audio::int16_32_t& _obj) const {
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return m_data >= _obj.m_data;
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}
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/* ****************************************************
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* += operator
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*****************************************************/
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const int16_32_t& operator+= (const int16_32_t& _obj) {
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m_data += _obj.m_data;
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return *this;
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}
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/* ****************************************************
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* + operator
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*****************************************************/
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int16_32_t operator+ (const int16_32_t& _obj) const {
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int16_32_t tmpp(m_data);
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tmpp.m_data += _obj.m_data;
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return tmpp;
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}
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/* ****************************************************
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* -= operator
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*****************************************************/
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const int16_32_t& operator-= (const int16_32_t& _obj) {
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m_data -= _obj.m_data;
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return *this;
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}
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/* ****************************************************
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* - operator
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*****************************************************/
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int16_32_t operator- (const int16_32_t& _obj) const {
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int16_32_t tmpp(m_data);
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tmpp.m_data -= _obj.m_data;
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return tmpp;
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}
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/* ****************************************************
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* *= operator
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*****************************************************/
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const int16_32_t& operator*= (const int16_32_t& _obj) {
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int64_t tmp = int64_t(m_data) * int64_t(_obj.m_data) + (1<<15);
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m_data = int32_t(tmp >> 16);
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return *this;
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}
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/* ****************************************************
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* * operator
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*****************************************************/
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int16_32_t operator* (const int16_32_t& _obj) const {
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int16_32_t tmpp(m_data);
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tmpp *= _obj;
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return tmpp;
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}
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/* ****************************************************
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* /= operator
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*****************************************************/
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const int16_32_t& operator/= (const int16_32_t& _obj) {
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int64_t tmp = (int64_t(m_data) << 16) / int64_t(_obj.m_data);
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m_data = int32_t(tmp);
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return *this;
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}
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/* ****************************************************
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* / operator
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*****************************************************/
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int16_32_t operator/ (const int16_32_t& _obj) const{
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int16_32_t tmpp(m_data);
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tmpp /= _obj;
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return tmpp;
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}
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/* ****************************************************
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* ++ operator
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*****************************************************/
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int16_32_t& operator++() {
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m_data += (1<<16);
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return *this;
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}
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int16_32_t operator++(int _unused) {
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int16_32_t result(m_data);
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m_data += (1<<16);
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return result;
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}
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/* ****************************************************
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* -- operator
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*****************************************************/
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int16_32_t& operator--() {
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m_data -= (1<<16);
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return *this;
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}
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int16_32_t operator--(int _unused) {
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int16_32_t result(m_data);
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m_data -= (1<<16);
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return result;
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}
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};
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std::ostream& operator <<(std::ostream& _os, const audio::int16_32_t& _obj);
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}
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#endif
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