compression.h

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#pragma once

 
#include <stdlib.h>
#include <ascii-chat/buffer.h>
#include <stdbool.h>
#include "../asciichat_errno.h"


#define COMPRESSION_RATIO_THRESHOLD 0.8f

#define COMPRESSION_MIN_SIZE 1024


asciichat_error_t compress_data(const void *input, size_t input_size, void **output, size_t *output_size,
                                int compression_level);

asciichat_error_t decompress_data(const void *input, size_t input_size, void *output, size_t output_size);

asciichat_error_t decompress_data_exact(const void *input, size_t input_size, void *output, size_t expected_size);

bool should_compress(size_t original_size, size_t compressed_size);
 
// Note: Frame sending functions have been moved to network.h/network.c

typedef struct {
  void *codec;
  buffer_workspace_t output;
} compression_workspace_t;
asciichat_error_t compress_workspace(compression_workspace_t *workspace, const void *input, size_t size, int level);
void compression_workspace_destroy(compression_workspace_t *workspace);