btstack/example/mod_player.c

80 lines
2.8 KiB
C

/*
* Copyright (C) 2014 BlueKitchen GmbH
*
* 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 the copyright holders nor the names of
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
* 4. Any redistribution, use, or modification is done solely for
* personal benefit and not for any commercial purpose or for
* monetary gain.
*
* THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH 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 BLUEKITCHEN
* GMBH 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.
*
* Please inquire about commercial licensing options at
* contact@bluekitchen-gmbh.com
*
*/
#define BTSTACK_FILE__ "mod_player.c"
// *****************************************************************************
/* EXAMPLE_START(mod_player): Audio Driver - Play 80's MOD Song
*
*/
#include "btstack.h"
#include "hxcmod.h"
#include "mods/mod.h"
#include <stdio.h>
static modcontext mod_context;
static void audio_playback(int16_t * buffer, uint16_t num_samples){
hxcmod_fillbuffer(&mod_context, buffer, num_samples, NULL);
}
int btstack_main(int argc, const char * argv[]);
int btstack_main(int argc, const char * argv[]){
(void)argc;
(void)argv;
// load mod
int hxcmod_initialized = hxcmod_init(&mod_context);
if (!hxcmod_initialized) return 10;
hxcmod_setcfg(&mod_context, 44100, 1, 1);
hxcmod_load(&mod_context, (void *) &mod_data, mod_len);
// setup audio playback
const btstack_audio_sink_t * audio = btstack_audio_sink_get_instance();
if (!audio){
printf("BTstack Audio Sink not setup\n");
return 10;
}
audio->init(2, 44100, &audio_playback);
audio->start_stream();
return 0;
}
/* EXAMPLE_END */