mirror of
https://github.com/DarkFlippers/unleashed-firmware
synced 2024-12-28 05:33:08 +00:00
7bf0a4786c
* Rpc: reserve some bandwidth when screen streaming * Move furi_hal_compress to toolbox/comporess * Lib: heatshrink as external submodule, compile warnings fixes, better buffer management * Lib: cleanup compressor definitions * Rpc: add canvas orientation support * Format Sources
96 lines
2.2 KiB
C
96 lines
2.2 KiB
C
/**
|
|
* @file compress.h
|
|
* LZSS based compression HAL API
|
|
*/
|
|
#pragma once
|
|
|
|
#include <stdbool.h>
|
|
#include <stdint.h>
|
|
#include <stddef.h>
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/** Compress Icon control structure */
|
|
typedef struct CompressIcon CompressIcon;
|
|
|
|
/** Initialize icon compressor
|
|
*
|
|
* @return Compress Icon instance
|
|
*/
|
|
CompressIcon* compress_icon_alloc();
|
|
|
|
/** Free icon compressor
|
|
*
|
|
* @param instance The Compress Icon instance
|
|
*/
|
|
void compress_icon_free(CompressIcon* instance);
|
|
|
|
/** Decompress icon
|
|
*
|
|
* @warning decoded_buff pointer set by this function is valid till next
|
|
* `compress_icon_decode` or `compress_icon_free` call
|
|
*
|
|
* @param instance The Compress Icon instance
|
|
* @param icon_data pointer to icon data
|
|
* @param[in] decoded_buff pointer to decoded buffer pointer
|
|
*/
|
|
void compress_icon_decode(CompressIcon* instance, const uint8_t* icon_data, uint8_t** decoded_buff);
|
|
|
|
/** Compress control structure */
|
|
typedef struct Compress Compress;
|
|
|
|
/** Allocate encoder and decoder
|
|
*
|
|
* @param compress_buff_size size of decoder and encoder buffer to allocate
|
|
*
|
|
* @return Compress instance
|
|
*/
|
|
Compress* compress_alloc(uint16_t compress_buff_size);
|
|
|
|
/** Free encoder and decoder
|
|
*
|
|
* @param compress Compress instance
|
|
*/
|
|
void compress_free(Compress* compress);
|
|
|
|
/** Encode data
|
|
*
|
|
* @param compress Compress instance
|
|
* @param data_in pointer to input data
|
|
* @param data_in_size size of input data
|
|
* @param data_out maximum size of output data
|
|
* @param data_res_size pointer to result output data size
|
|
*
|
|
* @return true on success
|
|
*/
|
|
bool compress_encode(
|
|
Compress* compress,
|
|
uint8_t* data_in,
|
|
size_t data_in_size,
|
|
uint8_t* data_out,
|
|
size_t data_out_size,
|
|
size_t* data_res_size);
|
|
|
|
/** Decode data
|
|
*
|
|
* @param compress Compress instance
|
|
* @param data_in pointer to input data
|
|
* @param data_in_size size of input data
|
|
* @param data_out maximum size of output data
|
|
* @param data_res_size pointer to result output data size
|
|
*
|
|
* @return true on success
|
|
*/
|
|
bool compress_decode(
|
|
Compress* compress,
|
|
uint8_t* data_in,
|
|
size_t data_in_size,
|
|
uint8_t* data_out,
|
|
size_t data_out_size,
|
|
size_t* data_res_size);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|