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Diffstat (limited to 'third_party/aom/av1/encoder/cost.h')
| -rw-r--r-- | third_party/aom/av1/encoder/cost.h | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/third_party/aom/av1/encoder/cost.h b/third_party/aom/av1/encoder/cost.h deleted file mode 100644 index af5b09837..000000000 --- a/third_party/aom/av1/encoder/cost.h +++ /dev/null @@ -1,47 +0,0 @@ -/* - * Copyright (c) 2016, Alliance for Open Media. All rights reserved - * - * This source code is subject to the terms of the BSD 2 Clause License and - * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License - * was not distributed with this source code in the LICENSE file, you can - * obtain it at www.aomedia.org/license/software. If the Alliance for Open - * Media Patent License 1.0 was not distributed with this source code in the - * PATENTS file, you can obtain it at www.aomedia.org/license/patent. - */ - -#ifndef AOM_AV1_ENCODER_COST_H_ -#define AOM_AV1_ENCODER_COST_H_ - -#include "aom_dsp/prob.h" -#include "aom/aom_integer.h" - -#ifdef __cplusplus -extern "C" { -#endif - -extern const uint16_t av1_prob_cost[128]; - -// The factor to scale from cost in bits to cost in av1_prob_cost units. -#define AV1_PROB_COST_SHIFT 9 - -// Cost of coding an n bit literal, using 128 (i.e. 50%) probability -// for each bit. -#define av1_cost_literal(n) ((n) * (1 << AV1_PROB_COST_SHIFT)) - -// Calculate the cost of a symbol with probability p15 / 2^15 -static INLINE int av1_cost_symbol(aom_cdf_prob p15) { - assert(0 < p15 && p15 < CDF_PROB_TOP); - const int shift = CDF_PROB_BITS - 1 - get_msb(p15); - const int prob = get_prob(p15 << shift, CDF_PROB_TOP); - assert(prob >= 128); - return av1_prob_cost[prob - 128] + av1_cost_literal(shift); -} - -void av1_cost_tokens_from_cdf(int *costs, const aom_cdf_prob *cdf, - const int *inv_map); - -#ifdef __cplusplus -} // extern "C" -#endif - -#endif // AOM_AV1_ENCODER_COST_H_ |