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/*
* Copyright (C) 2009-2010 Mamadou Diop.
*
* Contact: Mamadou Diop <diopmamadou(at)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 tmedia_producer.h
* @brief Base producer object.
*
* @author Mamadou Diop <diopmamadou(at)doubango.org>
*
* @date Created: Sat Nov 8 16:54:58 2009 mdiop
*/
#ifndef TINYMEDIA_PRODUCER_H
#define TINYMEDIA_PRODUCER_H
#include "tinymedia_config.h"
#include "tinymedia/tmedia_codec.h"
#include "tinymedia/tmedia_params.h"
#include "tmedia_common.h"
TMEDIA_BEGIN_DECLS
/**Max number of plugins (producer types) we can create */
#define TMED_PRODUCER_MAX_PLUGINS 0x0F
/** cast any pointer to @ref tmedia_producer_t* object */
#define TMEDIA_PRODUCER(self) ((tmedia_producer_t*)(self))
typedef int (*tmedia_producer_enc_cb_f)(const void* callback_data, const void* buffer, tsk_size_t size);
typedef int (*tmedia_producer_raw_cb_f)(const void* callback_data, const void* buffer, tsk_size_t size, uint32_t duration, tsk_bool_t marker);
/** Default Video chroma */
#define TMEDIA_PRODUCER_CHROMA_DEFAULT tmedia_yuv420p
/** Base object for all Producers */
typedef struct tmedia_producer_s
{
TSK_DECLARE_OBJECT;
tmedia_type_t type;
const char* desc;
struct{
tmedia_chroma_t chroma;
int fps;
int rotation;
tsk_size_t width;
tsk_size_t height;
} video;
const struct tmedia_producer_plugin_def_s* plugin;
uint64_t session_id;
struct{
tmedia_producer_enc_cb_f callback;
const void* callback_data;
} enc_cb;
struct{
tmedia_producer_raw_cb_f callback;
const void* callback_data;
} raw_cb;
}
tmedia_producer_t;
/** Virtual table used to define a producer plugin */
typedef struct tmedia_producer_plugin_def_s
{
//! object definition used to create an instance of the producer
const tsk_object_def_t* objdef;
//! the type of the producer
tmedia_type_t type;
//! full description (usefull for debugging)
const char* desc;
int (*set) (tmedia_producer_t* , const tmedia_param_t*);
int (* prepare) (tmedia_producer_t* , const tmedia_codec_t*);
int (* start) (tmedia_producer_t* );
int (* pause) (tmedia_producer_t* );
int (* stop) (tmedia_producer_t* );
}
tmedia_producer_plugin_def_t;
#define TMEDIA_DECLARE_PRODUCER tmedia_producer_t __producer__
TINYMEDIA_API tmedia_producer_t* tmedia_producer_create(tmedia_type_t type, uint64_t session_id);
TINYMEDIA_API int tmedia_producer_init(tmedia_producer_t* self);
TINYMEDIA_API int tmedia_producer_set_enc_callback(tmedia_producer_t *self, tmedia_producer_enc_cb_f callback, const void* callback_data);
TINYMEDIA_API int tmedia_producer_set_raw_callback(tmedia_producer_t *self, tmedia_producer_raw_cb_f callback, const void* callback_data);
TINYMEDIA_API int tmedia_producer_set(tmedia_producer_t* self, const tmedia_param_t* param);
TINYMEDIA_API int tmedia_producer_prepare(tmedia_producer_t *self, const tmedia_codec_t* codec);
TINYMEDIA_API int tmedia_producer_start(tmedia_producer_t *self);
TINYMEDIA_API int tmedia_producer_pause(tmedia_producer_t *self);
TINYMEDIA_API int tmedia_producer_stop(tmedia_producer_t *self);
TINYMEDIA_API int tmedia_producer_deinit(tmedia_producer_t* self);
TINYMEDIA_API int tmedia_producer_plugin_register(const tmedia_producer_plugin_def_t* plugin);
TINYMEDIA_API int tmedia_producer_plugin_unregister(const tmedia_producer_plugin_def_t* plugin);
TINYMEDIA_API int tmedia_producer_plugin_unregister_by_type(tmedia_type_t type);
TMEDIA_END_DECLS
#endif /* TINYMEDIA_PRODUCER_H */
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