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/*
* Copyright (C) 2012 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.
*
*/
/**@file tdav_producer_t140.c
* @brief Producer for T140 protocol (RFC 4103)
*/
#include "tinydav/t140/tdav_producer_t140.h"
#include "tsk_debug.h"
static int tdav_producer_t140_set(tmedia_producer_t* self, const tmedia_param_t* param)
{
return 0;
}
static int tdav_producer_t140_prepare(tmedia_producer_t* self, const tmedia_codec_t* param)
{
return 0;
}
static int tdav_producer_t140_start(tmedia_producer_t* self)
{
return 0;
}
static int tdav_producer_t140_pause(tmedia_producer_t* self)
{
return 0;
}
static int tdav_producer_t140_stop(tmedia_producer_t* self)
{
return 0;
}
int tdav_producer_send_data(tdav_producer_t140_t* self, enum tmedia_t140_data_type_e data_type, const void* data_ptr, unsigned data_size)
{
if(!self) {
TSK_DEBUG_ERROR("Invalid parameter");
return -1;
}
if(TMEDIA_PRODUCER(self)->enc_cb.callback) {
if(data_type != tmedia_t140_data_type_utf8) {
// build data
tsk_size_t cmd_size = 0, i;
int32_t cmd_val = (int32_t)data_type;
if(data_ptr || data_size) {
TSK_DEBUG_WARN("Data not expected for commands");
}
// TODO: use ASM POPCNT
for(i = 0; i < 32; i+= 8) {
if(((cmd_val >> i) & 0xFF)) {
++cmd_size;
}
}
if(cmd_size) {
TMEDIA_PRODUCER(self)->enc_cb.callback(TMEDIA_PRODUCER(self)->enc_cb.callback_data, &cmd_val, cmd_size);
}
}
else {
TMEDIA_PRODUCER(self)->enc_cb.callback(TMEDIA_PRODUCER(self)->enc_cb.callback_data, data_ptr, data_size);
}
}
return 0;
}
//
// T.140 producer object definition
//
/* constructor */
static tsk_object_t* tdav_producer_t140_ctor(tsk_object_t * self, va_list * app)
{
tdav_producer_t140_t *producer = self;
if(producer) {
/* init base */
/* init self */
}
return self;
}
/* destructor */
static tsk_object_t* tdav_producer_t140_dtor(tsk_object_t * self)
{
tdav_producer_t140_t *producer = self;
if(producer) {
/* stop */
if(producer->started) {
tdav_producer_t140_stop(self);
}
/* deinit base */
/* deinit self */
}
return self;
}
/* object definition */
static const tsk_object_def_t tdav_producer_t140_def_s = {
sizeof(tdav_producer_t140_t),
tdav_producer_t140_ctor,
tdav_producer_t140_dtor,
tsk_null,
};
/* plugin definition*/
static const tmedia_producer_plugin_def_t tdav_producer_t140_plugin_def_s = {
&tdav_producer_t140_def_s,
tmedia_t140,
"T.140 producer",
tdav_producer_t140_set,
tdav_producer_t140_prepare,
tdav_producer_t140_start,
tdav_producer_t140_pause,
tdav_producer_t140_stop
};
const tmedia_producer_plugin_def_t *tdav_producer_t140_plugin_def_t = &tdav_producer_t140_plugin_def_s;
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