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Merged in alinjerpelea/apps (pull request #203)

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examples: RTTL player exaple

A simple RTTL player demo that is able to play tunes according to
an RTTL song

Refferences
https://en.wikipedia.org/wiki/Ring_Tone_Transfer_Language
https://cs.nyu.edu/courses/fall03/V22.0201-003/notes.htm

Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>

Approved-by: Gregory Nutt <gnutt@nuttx.org>
This commit is contained in:
Alin Jerpelea 2019-10-18 14:55:23 +00:00 committed by Gregory Nutt
parent e050dce32d
commit 67ac8e63c6
6 changed files with 558 additions and 0 deletions
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12
examples/audio_rttl/.gitignore vendored Normal file
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/Make.dep
/.depend
/.built
/*.asm
/*.obj
/*.rel
/*.lst
/*.sym
/*.adb
/*.lib
/*.src

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#
# For a description of the syntax of this configuration file,
# see the file kconfig-language.txt in the NuttX tools repository.
#
config EXAMPLES_AUDIO_SOUND
bool "Audio tone generator example (RTTL player)"
default n
---help---
Enable the audio RTTL player example
if EXAMPLES_AUDIO_SOUND
config EXAMPLES_AUDIO_SOUND_PROGNAME
string "Program name"
default "audio_rttl"
config EXAMPLES_AUDIO_SOUND_PRIORITY
int "Audio sound task priority"
default 150
config EXAMPLES_AUDIO_SOUND_STACKSIZE
int "Audio sound stack size"
default 2048
endif

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############################################################################
# audio_player/Make.defs
#
# Copyright 2018 Sony Semiconductor Solutions Corporation
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
# 3. Neither the name of Sony Semiconductor Solutions Corporation nor
# the names of its contributors may be used to endorse or promote
# products derived from this software without specific prior written
# permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
############################################################################
ifeq ($(CONFIG_EXAMPLES_AUDIO_SOUND),y)
CONFIGURED_APPS += examples/audio_rttl
endif

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############################################################################
# audio_beep/Makefile
#
# Copyright 2018 Sony Semiconductor Solutions Corporation
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
# 3. Neither the name of Sony Semiconductor Solutions Corporation nor
# the names of its contributors may be used to endorse or promote
# products derived from this software without specific prior written
# permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
############################################################################
-include $(TOPDIR)/.config
-include $(TOPDIR)/Make.defs
-include $(SDKDIR)/Make.defs
include $(APPDIR)/Make.defs
# Audio application info
CONFIG_EXAMPLES_AUDIO_BEEP_PRIORITY ?= SCHED_PRIORITY_DEFAULT
CONFIG_EXAMPLES_AUDIO_BEEP_STACKSIZE ?= 2048
APPNAME = audio_rttl
PRIORITY = $(CONFIG_EXAMPLES_AUDIO_BEEP_PRIORITY)
STACKSIZE = $(CONFIG_EXAMPLES_AUDIO_BEEP_STACKSIZE)
# Audio Example
MAINSRC = audio_rttl.cxx
# Audio Example paths
AUDIODIR = $(SDKDIR)$(DELIM)modules$(DELIM)audio
# Audio Example flags
ifeq ($(WINTOOL),y)
CXXFLAGS += -I "${shell cygpath -w $(AUDIODIR)}"
else
CXXFLAGS += -I $(AUDIODIR)
endif
CXXFLAGS += -D_POSIX
CONFIG_EXAMPLES_AUDIO_BEEP_PROGNAME ?= audio_rttl$(EXEEXT)
PROGNAME = $(CONFIG_EXAMPLES_AUDIO_BEEP_PROGNAME)
include $(APPDIR)/Application.mk

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/****************************************************************************
* audio_rttl/audio_rttl.cxx
*
* Copyright 2019 Sony Semiconductor Solutions Corporation
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name of Sony Semiconductor Solutions Corporation nor
* the names of its contributors may be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <stdio.h>
#include <math.h>
#include <string.h>
#include <arch/board/board.h>
#include <arch/chip/audio.h>
#include "audio_rttl.h"
/****************************************************************************
* Private Types
****************************************************************************/
/* Note - note freq on octave 1 */
#define C 16.35
#define CD 17.32
#define D 18.35
#define DE 19.45
#define E 20.60
#define F 21.83
#define FG 23.12
#define G 24.50
#define A 27.50
#define AB 29.14
#define B 30.84
/* Octave - base freq multiplier for the base freq */
#define OCT2 4
#define OCT3 8
#define OCT4 16
#define OCT5 32
#define OCT6 64
#define OCT7 128
#define OCT8 256
/****************************************************************************
* Public Functions
****************************************************************************/
extern "C" int main(int argc, FAR char *argv[])
{
int freq;
float base_freq;
char temp_note;
int octave;
int duration;
int note_duration;
int base_duration;
int bpm;
int cnt;
/* Set I/O parameters for power on. */
if (!board_audio_power_control(true))
{
printf("Error: board_audio_power_control() failure.\n");
return 1;
}
printf("Start Audio RTTL player\n");
bpm = 0;
octave = 0;
base_duration = 0;
note_duration = 0;
while (*g_song != ':')
{
g_song++;
}
g_song++;
if (*g_song == 'd')
{
g_song = g_song + 2;
base_duration = *g_song - '0';
g_song++;
if ((*g_song >= '0') && (*g_song <= '9'))
{
base_duration = (base_duration * 10) + (*g_song - '0');
g_song++;
}
g_song++;
}
if (*g_song == 'o')
{
g_song = g_song + 2;
octave = *g_song - '0';
g_song = g_song + 2;
}
if (octave == 2)
{
octave = OCT2;
}
else if (octave == 3)
{
octave = OCT3;
}
else if (octave == 4)
{
octave = OCT4;
}
else if (octave == 5)
{
octave = OCT5;
}
else if (octave == 6)
{
octave = OCT6;
}
else if (octave == 7)
{
octave = OCT7;
}
else if (octave == 8)
{
octave = OCT8;
}
if (*g_song == 'b')
{
g_song = g_song + 2;
bpm = 0;
for (cnt = 1; cnt <= 3; cnt++)
{
if (*g_song != ':')
{
bpm = bpm * 10 + (*g_song - '0');
g_song++;
}
}
g_song++;
}
do
{
if ((*g_song >= '0') && (*g_song <= '9'))
{
note_duration = *g_song - '0';
g_song++;
}
if ((*g_song >= '0') && (*g_song <= '9'))
{
note_duration = (note_duration * 10) + (*g_song - '0');
g_song++;
}
if (note_duration > 0)
{
duration = ((60 * 1000L / bpm) * 4) / note_duration;
}
else
{
duration = ((60 * 1000L / bpm) * 4) / base_duration;
}
base_freq = 0;
temp_note = ' ';
switch (*g_song)
{
case 'c':
{
temp_note = 'c';
base_freq = C;
break;
}
case 'd':
{
temp_note = 'd';
base_freq = D;
break;
}
case 'e':
{
temp_note = 'e';
base_freq = E;
break;
}
case 'f':
{
temp_note = 'f';
base_freq = F;
break;
}
case 'g':
{
temp_note = 'g';
base_freq = G;
break;
}
case 'a':
{
temp_note = 'a';
base_freq = A;
break;
}
case 'b':
{
temp_note = 'b';
base_freq = B;
break;
}
case 'p':
{
temp_note = 'p';
break;
}
default:
break;
}
g_song++;
if (*g_song == '.')
{
duration += duration / 2;
g_song++;
}
if (*g_song == '#')
{
if (temp_note == 'c')
{
base_freq = CD;
}
if (temp_note == 'd')
{
base_freq = DE;
}
if (temp_note == 'f')
{
base_freq = FG;
}
if (temp_note == 'a')
{
base_freq = AB;
}
g_song++;
}
if ((*g_song - '0') == '2')
{
octave = OCT2;
}
if ((*g_song - '0') == '3')
{
octave = OCT3;
}
if ((*g_song - '0') == '4')
{
octave = OCT4;
}
if ((*g_song - '0') == '5')
{
octave = OCT5;
}
if ((*g_song - '0') == '6')
{
octave = OCT6;
}
if ((*g_song - '0') == '7')
{
octave = OCT7;
}
if ((*g_song - '0') == '8')
{
octave = OCT8;
}
g_song++;
if (*g_song == ',')
{
g_song++;
}
/* play the sound */
freq = ceil(base_freq * octave);
if (!board_audio_tone_generator(1, -40, freq))
{
break;
}
usleep(duration * 1000L);
}
while (*g_song);
/* Sound off. */
if (!board_audio_tone_generator(0, 0, 0))
{
printf("Error: board_audio_tone_generator() failure.\n");
return 1;
}
/* Set I/O parameters for power off. */
if (!board_audio_power_control(false))
{
printf("Error: board_audio_power_control() failure.\n");
return 1;
}
printf("Done.\n");
return 0;
}

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/****************************************************************************
* audio_sound/audio_sound.h
*
* Copyright 2019 Sony Semiconductor Solutions Corporation
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name of Sony Semiconductor Solutions Corporation nor
* the names of its contributors may be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
FAR char *g_song = (char *)"Test:d=4,o=6,b=90:c,c#,d,d#,e,f,f#,g,a,a#,b,p,b,a#,a,g,f#,f,e,d#,d,c#,c";