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Diffstat (limited to 'web/server/h2o/libh2o/deps/brotli/enc/literal_cost.h')
-rw-r--r-- | web/server/h2o/libh2o/deps/brotli/enc/literal_cost.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/web/server/h2o/libh2o/deps/brotli/enc/literal_cost.h b/web/server/h2o/libh2o/deps/brotli/enc/literal_cost.h new file mode 100644 index 000000000..291aa8a1d --- /dev/null +++ b/web/server/h2o/libh2o/deps/brotli/enc/literal_cost.h @@ -0,0 +1,24 @@ +/* Copyright 2013 Google Inc. All Rights Reserved. + + Distributed under MIT license. + See file LICENSE for detail or copy at https://opensource.org/licenses/MIT +*/ + +// Literal cost model to allow backward reference replacement to be efficient. + +#ifndef BROTLI_ENC_LITERAL_COST_H_ +#define BROTLI_ENC_LITERAL_COST_H_ + +#include "./types.h" + +namespace brotli { + +// Estimates how many bits the literals in the interval [pos, pos + len) in the +// ringbuffer (data, mask) will take entropy coded and writes these estimates +// to the cost[0..len) array. +void EstimateBitCostsForLiterals(size_t pos, size_t len, size_t mask, + const uint8_t *data, float *cost); + +} // namespace brotli + +#endif // BROTLI_ENC_LITERAL_COST_H_ |