doubango-android/plugins/pluginWinMF/plugin_win_mf_consumer_audio.cxx

/* Copyright (C) 2013 Mamadou DIOP
* Copyright (C) 2013 Doubango Telecom <http://www.doubango.org>
*
* This file is part of Open Source Doubango Framework.
*
* DOUBANGO is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* DOUBANGO 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with DOUBANGO.
*/
#include "plugin_win_mf_config.h"
#include "internals/mf_utils.h"

#include "tinydav/audio/tdav_consumer_audio.h"

#include "tsk_debug.h"

typedef struct plugin_win_mf_consumer_audio_s {
    TDAV_DECLARE_CONSUMER_AUDIO;

    bool bStarted;
}
plugin_win_mf_consumer_audio_t;


/* ============ Consumer Interface ================= */
static int plugin_win_mf_consumer_audio_set(tmedia_consumer_t* self, const tmedia_param_t* param)
{
    plugin_win_mf_consumer_audio_t* pSelf = (plugin_win_mf_consumer_audio_t*)self;
    int ret = tdav_consumer_audio_set(TDAV_CONSUMER_AUDIO(self), param);

    if(ret == 0) {

    }

    return ret;
}

static int plugin_win_mf_consumer_audio_prepare(tmedia_consumer_t* self, const tmedia_codec_t* codec)
{
    plugin_win_mf_consumer_audio_t* pSelf = (plugin_win_mf_consumer_audio_t*)self;

    if(!pSelf) {
        TSK_DEBUG_ERROR("Invalid parameter");
        return -1;
    }

    return 0;
}

static int plugin_win_mf_consumer_audio_start(tmedia_consumer_t* self)
{
    plugin_win_mf_consumer_audio_t* pSelf = (plugin_win_mf_consumer_audio_t*)self;

    pSelf->bStarted = true;

    return 0;
}

static int plugin_win_mf_consumer_audio_consume(tmedia_consumer_t* self, const void* buffer, tsk_size_t size, const tsk_object_t* proto_hdr)
{
    if(!self || !buffer || !size) {
        TSK_DEBUG_ERROR("Invalid parameter");
        return -1;
    }
    /* buffer is already decoded */
    return tdav_consumer_audio_put(TDAV_CONSUMER_AUDIO(self), buffer, size, proto_hdr);
}

static int plugin_win_mf_consumer_audio_pause(tmedia_consumer_t* self)
{
    return 0;
}

static int plugin_win_mf_consumer_audio_stop(tmedia_consumer_t* self)
{
    plugin_win_mf_consumer_audio_t* pSelf = (plugin_win_mf_consumer_audio_t*)self;

    if(!pSelf) {
        TSK_DEBUG_ERROR("Invalid parameter");
        return -1;
    }

    if(!pSelf->bStarted) {
        TSK_DEBUG_INFO("WinMF audio consumer not started");
        return 0;
    }

    /* should be done here */
    pSelf->bStarted = false;

    return 0;
}


//
//	WaveAPI consumer object definition
//
/* constructor */
static tsk_object_t* plugin_win_mf_consumer_audio_ctor(tsk_object_t * self, va_list * app)
{
    MFUtils::Startup();

    plugin_win_mf_consumer_audio_t *pSelf = (plugin_win_mf_consumer_audio_t *)self;
    if(pSelf) {
        /* init base */
        tdav_consumer_audio_init(TDAV_CONSUMER_AUDIO(pSelf));
        /* init self */

    }
    return self;
}
/* destructor */
static tsk_object_t* plugin_win_mf_consumer_audio_dtor(tsk_object_t * self)
{
    plugin_win_mf_consumer_audio_t *pSelf = (plugin_win_mf_consumer_audio_t *)self;
    if(pSelf) {
        /* stop */
        if(pSelf->bStarted) {
            plugin_win_mf_consumer_audio_stop(TMEDIA_CONSUMER(pSelf));
        }

        /* deinit base */
        tdav_consumer_audio_deinit(TDAV_CONSUMER_AUDIO(pSelf));
        /* deinit self */

    }

    return self;
}
/* object definition */
static const tsk_object_def_t plugin_win_mf_consumer_audio_def_s = {
    sizeof(plugin_win_mf_consumer_audio_t),
    plugin_win_mf_consumer_audio_ctor,
    plugin_win_mf_consumer_audio_dtor,
    tdav_consumer_audio_cmp,
};
/* plugin definition*/
static const tmedia_consumer_plugin_def_t plugin_win_mf_consumer_audio_plugin_def_s = {
    &plugin_win_mf_consumer_audio_def_s,

    tmedia_audio,
    "Windows Media Foundation audio consumer",

    plugin_win_mf_consumer_audio_set,
    plugin_win_mf_consumer_audio_prepare,
    plugin_win_mf_consumer_audio_start,
    plugin_win_mf_consumer_audio_consume,
    plugin_win_mf_consumer_audio_pause,
    plugin_win_mf_consumer_audio_stop
};
const tmedia_consumer_plugin_def_t *plugin_win_mf_consumer_audio_plugin_def_t = &plugin_win_mf_consumer_audio_plugin_def_s;