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/*
* Copyright (c) 2018 Vasile Vilvoiu (YO7JBP) <vasi.vilvoiu@gmail.com>
*
* libsstv is free software; you can redistribute it and/or modify
* it under the terms of the MIT license. See LICENSE for details.
*/
#ifndef _LIBSSTV_H_
#define _LIBSSTV_H_
#include <stdint.h>
#include <stddef.h>
/*
* Version
*/
#define SSTV_VERSION_MAJOR @VERSION_MAJOR@
#define SSTV_VERSION_MINOR @VERSION_MINOR@
#define SSTV_VERSION_PATCH @VERSION_PATCH@
#define SSTV_VERSION "@VERSION_MAJOR@.@VERSION_MINOR@.@VERSION_PATCH@"
/*
* Limits
*/
#define SSTV_DEFAULT_ENCODER_CONTEXT_COUNT @DEFAULT_ENCODER_CONTEXT_COUNT@
/*
* Error codes
*/
typedef enum {
/* No error */
SSTV_OK = 0,
/* Unknown error - should not happen, fatal */
SSTV_INTERNAL_ERROR = 1,
/* Generic library errors */
SSTV_BAD_INITIALIZERS = 100,
SSTV_BAD_USER_ALLOC = 101,
SSTV_BAD_USER_DEALLOC = 102,
SSTV_BAD_PARAMETER = 103,
/* Encoder return codes */
SSTV_ENCODE_SUCCESSFUL = 1000,
SSTV_ENCODE_END = 1001,
SSTV_ENCODE_FAIL = 1002,
} sstv_error_t;
/*
* SSTV modes
*/
typedef enum {
/* PD modes */
SSTV_PD90,
SSTV_PD120,
SSTV_PD160,
SSTV_PD180,
SSTV_PD240,
} sstv_mode_t;
/*
* Memory management
*/
typedef void* (*sstv_malloc_t)(size_t);
typedef void (*sstv_free_t)(void *);
/*
* Routines
*/
extern sstv_error_t sstv_init(sstv_malloc_t alloc_func, sstv_free_t dealloc_func);
extern sstv_error_t sstv_create_encoder(sstv_mode_t mode, uint8_t *image, size_t sample_rate, void **out_ctx);
extern sstv_error_t sstv_delete_encoder(void *ctx);
extern sstv_error_t sstv_encode(void *ctx, uint8_t *buffer, size_t buffer_size);
#endif
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