From bf63b51e89777cccbc3e94e3c4ca082f5f82def2 Mon Sep 17 00:00:00 2001 From: Michael Drake Date: Wed, 31 Mar 2021 21:17:58 +0100 Subject: lzw: Rename minimum_code_size to match what it's called in spec. --- src/lzw.c | 10 +++++----- src/lzw.h | 4 ++-- 2 files changed, 7 insertions(+), 7 deletions(-) (limited to 'src') diff --git a/src/lzw.c b/src/lzw.c index a5fe811..a5f6e98 100644 --- a/src/lzw.c +++ b/src/lzw.c @@ -269,13 +269,13 @@ lzw_result lzw_decode_init( const uint8_t *compressed_data, uint32_t compressed_data_len, uint32_t compressed_data_pos, - uint8_t code_size, + uint8_t minimum_code_size, const uint8_t ** const stack_base_out, const uint8_t ** const stack_pos_out) { struct lzw_dictionary_entry *table = ctx->table; - if (code_size >= LZW_CODE_MAX) { + if (minimum_code_size >= LZW_CODE_MAX) { return LZW_BAD_ICODE; } @@ -288,10 +288,10 @@ lzw_result lzw_decode_init( ctx->input.sb_bit_count = 0; /* Initialise the dictionary building context */ - ctx->initial_code_size = code_size + 1; + ctx->initial_code_size = minimum_code_size + 1; - ctx->clear_code = (1 << code_size) + 0; - ctx->eoi_code = (1 << code_size) + 1; + ctx->clear_code = (1 << minimum_code_size) + 0; + ctx->eoi_code = (1 << minimum_code_size) + 1; /* Initialise the standard dictionary entries */ for (uint32_t i = 0; i < ctx->clear_code; ++i) { diff --git a/src/lzw.h b/src/lzw.h index 385b425..888526e 100644 --- a/src/lzw.h +++ b/src/lzw.h @@ -65,7 +65,7 @@ void lzw_context_destroy( * \param[in] compressed_data_len Byte length of compressed data. * \param[in] compressed_data_pos Start position in data. Must be position * of a size byte at sub-block start. - * \param[in] code_size The initial LZW code size to use. + * \param[in] minimum_code_size The LZW Minimum Code Size. * \param[out] stack_base_out Returns base of decompressed data stack. * \param[out] stack_pos_out Returns current stack position. * There are `stack_pos_out - stack_base_out` @@ -77,7 +77,7 @@ lzw_result lzw_decode_init( const uint8_t *compressed_data, uint32_t compressed_data_len, uint32_t compressed_data_pos, - uint8_t code_size, + uint8_t minimum_code_size, const uint8_t ** const stack_base_out, const uint8_t ** const stack_pos_out); -- cgit v1.2.3