/*

    SDL - Simple DirectMedia Layer

    Copyright (C) 1997-2010 Sam Lantinga

    This library is free software; you can redistribute it and/or

    modify it under the terms of the GNU Lesser General Public

    License as published by the Free Software Foundation; either

    version 2.1 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,

    but WITHOUT ANY WARRANTY; without even the implied warranty of

    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public

    License along with this library; if not, write to the Free Software

    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

    Sam Lantinga

    slouken@libsdl.org

    This file written by Ryan C. Gordon (icculus@icculus.org)

*/

#include "SDL_config.h"

/* Output audio to Android */

#include "SDL_audio.h"

#include "../SDL_audio_c.h"

#include "SDL_androidaudio.h"

extern void Android_UpdateAudioBuffer(unsigned char *buf, int len);

#include <android/log.h>

static int

AndroidAUD_OpenDevice(_THIS, const char *devname, int iscapture)

{

    SDL_AudioFormat test_format = SDL_FirstAudioFormat(this->spec.format);

    int valid_datatype = 0;

    //TODO: Sample rates etc

    __android_log_print(ANDROID_LOG_INFO, "SDL", "AndroidAudio Open\n");

    this->hidden = SDL_malloc(sizeof(*(this->hidden)));

    if (!this->hidden) {

        SDL_OutOfMemory();

        return 0;

    }

    SDL_memset(this->hidden, 0, (sizeof *this->hidden));

    while ((!valid_datatype) && (test_format)) {

        this->spec.format = test_format;

        switch (test_format) {

        case AUDIO_S8:

            /*case AUDIO_S16LSB: */

            valid_datatype = 1;

            break;

        default:

            test_format = SDL_NextAudioFormat();

            break;

        }

    }

    return 1;

}

static void

AndroidAUD_PlayDevice(_THIS)

{

    __android_log_print(ANDROID_LOG_INFO, "SDL", "AndroidAudio Play\n");

    //playGenericSound(this->hidden->mixbuf, this->hidden->mixlen);

#if 0

//    sound->rate = 22050; /* sample rate = 22050Hz */

//    sound->vol = 127;    /* volume [0..127] for [min..max] */

//    sound->pan = 64;     /* balance [0..127] for [left..right] */

//    sound->format = 0;   /* 0 for 16-bit, 1 for 8-bit */

//    playSound(sound);

#endif

}

static Uint8 *

AndroidAUD_GetDeviceBuf(_THIS)

{

     //__android_log_print(ANDROID_LOG_INFO, "SDL", "****** get device buf\n");

    //    sound->data = this->hidden->mixbuf;/* pointer to raw audio data */

//    sound->len = this->hidden->mixlen; /* size of raw data pointed to above */

    Android_UpdateAudioBuffer(this->hidden->mixbuf, this->hidden->mixlen);

    return this->hidden->mixbuf;        /* is this right? */

}

static void

AndroidAUD_WaitDevice(_THIS)

{

    /* stub */

     __android_log_print(ANDROID_LOG_INFO, "SDL", "****** wait device buf\n");

}

static void

AndroidAUD_CloseDevice(_THIS)

{

    /* stub */

     __android_log_print(ANDROID_LOG_INFO, "SDL", "****** close device buf\n");

}

static int

AndroidAUD_Init(SDL_AudioDriverImpl * impl)

{

    /* Set the function pointers */

    impl->OpenDevice = AndroidAUD_OpenDevice;

    impl->PlayDevice = AndroidAUD_PlayDevice;

    impl->WaitDevice = AndroidAUD_WaitDevice;

    impl->GetDeviceBuf = AndroidAUD_GetDeviceBuf;

    impl->CloseDevice = AndroidAUD_CloseDevice;

    /* and the capabilities */

    impl->HasCaptureSupport = 0; //TODO

    impl->OnlyHasDefaultOutputDevice = 1;

    impl->OnlyHasDefaultInputDevice = 1;

    __android_log_print(ANDROID_LOG_INFO, "SDL","Audio init\n");

    return 1;   /* this audio target is available. */

}

AudioBootStrap ANDROIDAUD_bootstrap = {

    "android", "SDL Android audio driver", AndroidAUD_Init, 0       /*1? */

};

/* vi: set ts=4 sw=4 expandtab: */