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update Brotli to version 1.0.6

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This commit is contained in:
Tino Reichardt
2018-10-21 13:33:23 +02:00
parent e8cb55330d
commit 51dc99984a
82 changed files with 3537 additions and 2397 deletions
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15
C/brotli/br_histogram.c
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@@ -8,9 +8,9 @@
#include "./enc/histogram.h"
#include "./common//context.h"
#include "./enc/block_splitter.h"
#include "./enc/command.h"
#include "./enc/context.h"
#if defined(__cplusplus) || defined(c_plusplus)
extern "C" {
@@ -63,13 +63,16 @@ void BrotliBuildHistogramsWithContext(
BlockSplitIteratorNext(&insert_and_copy_it);
HistogramAddCommand(&insert_and_copy_histograms[insert_and_copy_it.type_],
cmd->cmd_prefix_);
/* TODO: unwrap iterator blocks. */
for (j = cmd->insert_len_; j != 0; --j) {
size_t context;
BlockSplitIteratorNext(&literal_it);
context = context_modes ?
((literal_it.type_ << BROTLI_LITERAL_CONTEXT_BITS) +
Context(prev_byte, prev_byte2, context_modes[literal_it.type_])) :
literal_it.type_;
context = literal_it.type_;
if (context_modes) {
ContextLut lut = BROTLI_CONTEXT_LUT(context_modes[context]);
context = (context << BROTLI_LITERAL_CONTEXT_BITS) +
BROTLI_CONTEXT(prev_byte, prev_byte2, lut);
}
HistogramAddLiteral(&literal_histograms[context],
ringbuffer[pos & mask]);
prev_byte2 = prev_byte;
@@ -86,7 +89,7 @@ void BrotliBuildHistogramsWithContext(
context = (dist_it.type_ << BROTLI_DISTANCE_CONTEXT_BITS) +
CommandDistanceContext(cmd);
HistogramAddDistance(&copy_dist_histograms[context],
cmd->dist_prefix_);
cmd->dist_prefix_ & 0x3FF);
}
}
}