diff options
Diffstat (limited to 'BaseTools/Source/C/BrotliCompress/enc/metablock.h')
| -rw-r--r-- | BaseTools/Source/C/BrotliCompress/enc/metablock.h | 110 |
1 files changed, 0 insertions, 110 deletions
diff --git a/BaseTools/Source/C/BrotliCompress/enc/metablock.h b/BaseTools/Source/C/BrotliCompress/enc/metablock.h deleted file mode 100644 index e10c999281..0000000000 --- a/BaseTools/Source/C/BrotliCompress/enc/metablock.h +++ /dev/null @@ -1,110 +0,0 @@ -/* Copyright 2015 Google Inc. All Rights Reserved.
-
- Distributed under MIT license.
- See file LICENSE for detail or copy at https://opensource.org/licenses/MIT
-*/
-
-/* Algorithms for distributing the literals and commands of a metablock between
- block types and contexts. */
-
-#ifndef BROTLI_ENC_METABLOCK_H_
-#define BROTLI_ENC_METABLOCK_H_
-
-#include "../common/types.h"
-#include "./block_splitter.h"
-#include "./command.h"
-#include "./context.h"
-#include "./histogram.h"
-#include "./memory.h"
-#include "./port.h"
-#include "./quality.h"
-
-#if defined(__cplusplus) || defined(c_plusplus)
-extern "C" {
-#endif
-
-typedef struct MetaBlockSplit {
- BlockSplit literal_split;
- BlockSplit command_split;
- BlockSplit distance_split;
- uint32_t* literal_context_map;
- size_t literal_context_map_size;
- uint32_t* distance_context_map;
- size_t distance_context_map_size;
- HistogramLiteral* literal_histograms;
- size_t literal_histograms_size;
- HistogramCommand* command_histograms;
- size_t command_histograms_size;
- HistogramDistance* distance_histograms;
- size_t distance_histograms_size;
-} MetaBlockSplit;
-
-static BROTLI_INLINE void InitMetaBlockSplit(MetaBlockSplit* mb) {
- BrotliInitBlockSplit(&mb->literal_split);
- BrotliInitBlockSplit(&mb->command_split);
- BrotliInitBlockSplit(&mb->distance_split);
- mb->literal_context_map = 0;
- mb->literal_context_map_size = 0;
- mb->distance_context_map = 0;
- mb->distance_context_map_size = 0;
- mb->literal_histograms = 0;
- mb->literal_histograms_size = 0;
- mb->command_histograms = 0;
- mb->command_histograms_size = 0;
- mb->distance_histograms = 0;
- mb->distance_histograms_size = 0;
-}
-
-static BROTLI_INLINE void DestroyMetaBlockSplit(
- MemoryManager* m, MetaBlockSplit* mb) {
- BrotliDestroyBlockSplit(m, &mb->literal_split);
- BrotliDestroyBlockSplit(m, &mb->command_split);
- BrotliDestroyBlockSplit(m, &mb->distance_split);
- BROTLI_FREE(m, mb->literal_context_map);
- BROTLI_FREE(m, mb->distance_context_map);
- BROTLI_FREE(m, mb->literal_histograms);
- BROTLI_FREE(m, mb->command_histograms);
- BROTLI_FREE(m, mb->distance_histograms);
-}
-
-/* Uses the slow shortest-path block splitter and does context clustering. */
-BROTLI_INTERNAL void BrotliBuildMetaBlock(MemoryManager* m,
- const uint8_t* ringbuffer,
- const size_t pos,
- const size_t mask,
- const BrotliEncoderParams* params,
- uint8_t prev_byte,
- uint8_t prev_byte2,
- const Command* cmds,
- size_t num_commands,
- ContextType literal_context_mode,
- MetaBlockSplit* mb);
-
-/* Uses a fast greedy block splitter that tries to merge current block with the
- last or the second last block and does not do any context modeling. */
-BROTLI_INTERNAL void BrotliBuildMetaBlockGreedy(MemoryManager* m,
- const uint8_t* ringbuffer,
- size_t pos,
- size_t mask,
- const Command* commands,
- size_t n_commands,
- MetaBlockSplit* mb);
-
-/* Uses a fast greedy block splitter that tries to merge current block with the
- last or the second last block and uses a static context clustering which
- is the same for all block types. */
-BROTLI_INTERNAL void BrotliBuildMetaBlockGreedyWithContexts(
- MemoryManager* m, const uint8_t* ringbuffer, size_t pos, size_t mask,
- uint8_t prev_byte, uint8_t prev_byte2, ContextType literal_context_mode,
- size_t num_contexts, const uint32_t* static_context_map,
- const Command* commands, size_t n_commands, MetaBlockSplit* mb);
-
-BROTLI_INTERNAL void BrotliOptimizeHistograms(size_t num_direct_distance_codes,
- size_t distance_postfix_bits,
- MetaBlockSplit* mb);
-
-#if defined(__cplusplus) || defined(c_plusplus)
-} /* extern "C" */
-#endif
-
-#endif /* BROTLI_ENC_METABLOCK_H_ */
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