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/*
* Copyright (C) 2012 Doubango Telecom <http://www.doubango.org>
*
* Contact: Mamadou Diop <diopmamadou(at)doubango[dot]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_imageattr.h
* @brief 'image-attr' parser as per RFC 6236
*
* @author Mamadou Diop <diopmamadou(at)doubango[dot]org>
*
*/
#ifndef TINYMEDIA_imageattr_H
#define TINYMEDIA_imageattr_H
#include "tinymedia_config.h"
#include "tmedia_common.h"
TMEDIA_BEGIN_DECLS
#define TMEDIA_imageattr_ARRAY_MAX_SIZE 16
typedef int32_t xyvalue_t;
typedef double qvalue_t;
typedef double spvalue_t;
typedef struct tmedia_imageattr_srange_xs {
unsigned is_range:1;
union {
struct {
spvalue_t start;
spvalue_t end;
} range;
struct {
spvalue_t values[TMEDIA_imageattr_ARRAY_MAX_SIZE + 1];
tsk_size_t count;
} array;
};
}
tmedia_imageattr_srange_xt;
typedef struct tmedia_imageattr_xyrange_xs {
unsigned is_range:1;
union {
struct {
xyvalue_t start;
xyvalue_t step;
xyvalue_t end;
} range;
struct {
xyvalue_t values[TMEDIA_imageattr_ARRAY_MAX_SIZE + 1];
tsk_size_t count;
} array;
};
}
tmedia_imageattr_xyrange_xt;
typedef struct tmedia_imageattr_set_xs {
tmedia_imageattr_xyrange_xt xrange;
tmedia_imageattr_xyrange_xt yrange;
tmedia_imageattr_srange_xt srange;
struct {
unsigned is_present:1;
spvalue_t start;
spvalue_t end;
} prange;
qvalue_t qvalue;
}
tmedia_imageattr_set_xt;
typedef struct tmedia_imageattr_xs {
struct {
tmedia_imageattr_set_xt sets[TMEDIA_imageattr_ARRAY_MAX_SIZE + 1];
tsk_size_t count;
} send;
struct {
tmedia_imageattr_set_xt sets[TMEDIA_imageattr_ARRAY_MAX_SIZE + 1];
tsk_size_t count;
} recv;
}
tmedia_imageattr_xt;
TINYMEDIA_API int tmedia_imageattr_parse(tmedia_imageattr_xt* self, const void* in_data, tsk_size_t in_size);
TMEDIA_END_DECLS
#endif /* TINYMEDIA_imageattr_H */
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