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61 lines
1.7 KiB
C
61 lines
1.7 KiB
C
#include <lzma.h>
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#include <stdio.h>
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#include <stdlib.h>
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typedef int fixme_err;
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void pixz_die(const char *fmt, ...);
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/***** BLOCK *****/
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typedef struct {
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uint8_t *ibuf, *obuf;
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size_t isize;
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lzma_block block;
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lzma_stream stream;
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} pixz_block;
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pixz_block *pixz_block_new(size_t size, lzma_check check, lzma_filter *filters);
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void pixz_block_free(pixz_block *b);
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int pixz_block_full(pixz_block *b);
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size_t pixz_block_new_input_avail(pixz_block *b);
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uint8_t *pixz_block_new_input_next(pixz_block *b);
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void pixz_block_new_input(pixz_block *b, size_t bytes);
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uint8_t *pixz_block_coded_data(pixz_block *b);
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size_t pixz_block_coded_size(pixz_block *b);
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fixme_err pixz_block_encode(pixz_block *b, size_t bytes);
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fixme_err pixz_block_encode_all(pixz_block *b);
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fixme_err pixz_block_index_append(pixz_block *b, lzma_index *index);
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/***** ENCODE *****/
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typedef struct {
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size_t chunksize; // read quantum
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size_t blocksize; // encode quantum
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lzma_check check;
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lzma_filter *filters;
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} pixz_encode_options;
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pixz_encode_options *pixz_encode_options_new();
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fixme_err pixz_encode_options_default(pixz_encode_options *opts);
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void pixz_encode_options_free(pixz_encode_options *opts);
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fixme_err pixz_encode_block(FILE *infile, FILE *outfile, pixz_encode_options *opts,
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lzma_index *index);
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fixme_err pixz_encode_stream_header(FILE *outfile, pixz_encode_options *opts);
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fixme_err pixz_encode_stream_footer(FILE *outfile, pixz_encode_options *opts,
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lzma_index *index);
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fixme_err pixz_encode_index(FILE *outfile, pixz_encode_options *opts, lzma_index *index);
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fixme_err pixz_encode_file(FILE *infile, FILE *outfile, pixz_encode_options *opts);
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