grovespeaker: Initial implementation of Grove Speaker

Signed-off-by: Zion Orent <zorent@ics.com>
Signed-off-by: Jon Trulson <jtrulson@ics.com>
Signed-off-by: Sarah Knepper <sarah.knepper@intel.com>

src/grovespeaker/CMakeLists.txt

@@ -0,0 +1,5 @@
+set (libname "grovespeaker")
+set (libdescription "upm grovespeaker speaker module")
+set (module_src ${libname}.cxx)
+set (module_h ${libname}.h)
+upm_module_init()

src/grovespeaker/grovespeaker.cxx

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+/*
+ * Author: Zion Orent <sorent@ics.com>
+ * Copyright (c) 2014 Intel Corporation.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include <iostream>
+
+#include "grovespeaker.h"
+
+using namespace upm;
+
+GroveSpeaker::GroveSpeaker(int pin)
+{
+    m_gpio = mraa_gpio_init(pin);
+    mraa_gpio_dir(m_gpio, MRAA_GPIO_OUT);
+	m_note_list['a'] = storeNote(1136, 1073, 568, 536, 284, 268);
+	m_note_list['b'] = storeNote(1012, 0, 506, 0, 253, 0);
+	m_note_list['c'] = storeNote(1911, 1804, 956, 902, 478, 451);
+	m_note_list['d'] = storeNote(1703, 1607, 851, 804, 426, 402);
+	m_note_list['e'] = storeNote(1517, 0, 758, 0, 379, 0);
+	m_note_list['f'] = storeNote(1432, 1351, 716, 676, 358, 338);
+	m_note_list['g'] = storeNote(1276, 1204, 638, 602, 319, 301);
+}
+
+GroveSpeaker::~GroveSpeaker()
+{
+    mraa_gpio_close(m_gpio);
+}
+
+NoteData GroveSpeaker::storeNote(int noteDelayLow, int noteDelayLowSharp, 
+                                 int noteDelayMed, int noteDelayMedSharp, 
+                                 int noteDelayHigh, int noteDelayHighSharp)
+{
+	NoteData note;
+	note.delayTimeLow = noteDelayLow;
+	note.delayTimeLowSharp = noteDelayLowSharp;
+	note.delayTimeMed = noteDelayMed;
+	note.delayTimeMedSharp = noteDelayMedSharp;
+	note.delayTimeHigh = noteDelayHigh;
+	note.delayTimeHighSharp = noteDelayHighSharp;
+	return note;
+}
+
+void GroveSpeaker::playAll()
+{
+	playSound('c', false, "low");
+	usleep(200000);
+	playSound('d', false, "low");
+	usleep(200000);
+	playSound('e', false, "low");
+	usleep(200000);
+	playSound('f', false, "low");
+	usleep(200000);
+	playSound('g', false, "low");
+	usleep(500000);
+	playSound('a', false, "low");
+	usleep(500000);
+	playSound('b', false, "low");
+	usleep(500000);
+}
+
+void GroveSpeaker::playSound(char letter, bool sharp, std::string vocalWeight)
+{
+	std::map<char, NoteData>::iterator it = m_note_list.find(letter);
+	if(it == m_note_list.end())
+	{
+		std::cout << "The key " << letter << " doesn't exist." << std::endl;
+		return;
+	}
+	NoteData nd = it->second;
+	int delayTime;
+	if (sharp)
+	{
+		if (vocalWeight.compare("low") == 0)
+			delayTime = nd.delayTimeLowSharp;
+		else if (vocalWeight.compare("med") == 0)
+			delayTime = nd.delayTimeMedSharp;
+		else if (vocalWeight.compare("high") == 0)
+			delayTime = nd.delayTimeHighSharp;
+		else
+		{
+			std::cout << "Correct voice weight values are low, med, or high" 
+			          << std::endl;
+			return;
+		}
+	}
+	else
+	{
+		if (vocalWeight.compare("low") == 0)
+			delayTime = nd.delayTimeLow;
+		else if (vocalWeight.compare("med") == 0)
+			delayTime = nd.delayTimeMed;
+		else if (vocalWeight.compare("high") == 0)
+			delayTime = nd.delayTimeHigh;
+		else
+		{
+			std::cout << "Correct voice weight values are low, med, or high"
+			          << std::endl;
+			return;
+		}
+	}
+	// If delayTime is zero, that means you tried to choose a sharp note 
+	// for a note that has no sharp
+	if (sharp && !delayTime)
+	{
+		std::cout << "The key " << letter << " doesn't have a sharp note."
+		          << std::endl;
+		return;
+	}
+	sound(delayTime);
+}
+
+void GroveSpeaker::sound(int note_delay)
+{
+	mraa_result_t error = MRAA_SUCCESS;
+	for (int i = 0; i < 100; i++)   
+ 	{
+		error = mraa_gpio_write (m_gpio, HIGH);
+		usleep(note_delay);
+		error = mraa_gpio_write (m_gpio, LOW);
+		usleep(note_delay);
+	}
+	if (error != MRAA_SUCCESS)
+		mraa_result_print(error);
+}
+

src/grovespeaker/grovespeaker.h

@@ -0,0 +1,94 @@
+/*
+ * Author: Zion Orent <sorent@ics.com>
+ * Copyright (c) 2014 Intel Corporation.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+#pragma once
+
+#include <string>
+#include <map>
+#include <unistd.h>
+#include <mraa/gpio.h>
+
+#define HIGH      1
+#define LOW       0
+
+namespace upm {
+
+typedef struct
+{
+	int delayTimeLow;
+	int delayTimeLowSharp;
+	int delayTimeMed;
+	int delayTimeMedSharp;
+	int delayTimeHigh;
+	int delayTimeHighSharp;
+} NoteData;
+
+  /**
+   * @brief C++ API for the GroveSpeaker speaker
+   *
+   * UPM module for the GroveSpeaker.
+   * This sensor can generate different tones and sounds depending on the
+   * frequency of the input signal.
+   *
+   * @ingroup gpio
+   * @snippet grovespeaker.cxx Interesting
+   */
+  class GroveSpeaker {
+  public:
+    /**
+     * GroveSpeaker Constructor
+     *
+     * @param pin digital pin to use
+     */
+    GroveSpeaker(int pin);
+    /**
+     * GroveSpeaker Destructor
+     */
+    ~GroveSpeaker();
+    /**
+     * Play all alto notes (lowest notes)
+     *
+     */
+	void playAll();
+    /**
+     * Play a sound and note whether it's sharp or not
+     *
+     * @param letter character name of note 
+     * ('a', 'b', 'c', 'd', 'e', 'f', or 'g')
+     * @param sharp if true, play sharp version of note; otherwise, do not
+     * @param vocalWeight string to determine whether to play low ("low"), 
+     * medium ("med"), or high ("high") note
+     */
+	void playSound(char letter, bool sharp, std::string vocalWeight);
+
+  private:
+        mraa_gpio_context m_gpio;
+        std::map <char, NoteData> m_note_list;
+        void sound(int note_delay);
+        NoteData storeNote(int noteDelayLow, int noteDelayLowSharp, 
+                           int noteDelayMed, int noteDelayMedSharp, 
+                           int noteDelayHigh, int noteDelayHighSharp);
+  };
+}
+
+

src/grovespeaker/jsupm_grovespeaker.i

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+%module jsupm_grovespeaker
+%include "../upm.i"
+
+%{
+    #include "grovespeaker.h"
+%}
+
+%include "grovespeaker.h"

src/grovespeaker/pyupm_grovespeaker.i

@@ -0,0 +1,9 @@
+%module pyupm_grovespeaker
+%include "../upm.i"
+
+%feature("autodoc", "3");
+
+%include "grovespeaker.h"
+%{
+    #include "grovespeaker.h"
+%}