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Diffstat (limited to 'third_party/aom/av1/common/entropy.h')
| -rw-r--r-- | third_party/aom/av1/common/entropy.h | 181 |
1 files changed, 0 insertions, 181 deletions
diff --git a/third_party/aom/av1/common/entropy.h b/third_party/aom/av1/common/entropy.h deleted file mode 100644 index 991692c2f..000000000 --- a/third_party/aom/av1/common/entropy.h +++ /dev/null @@ -1,181 +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_COMMON_ENTROPY_H_ -#define AOM_AV1_COMMON_ENTROPY_H_ - -#include "config/aom_config.h" - -#include "aom/aom_integer.h" -#include "aom_dsp/prob.h" - -#include "av1/common/common.h" -#include "av1/common/common_data.h" -#include "av1/common/enums.h" - -#ifdef __cplusplus -extern "C" { -#endif - -#define TOKEN_CDF_Q_CTXS 4 - -#define TXB_SKIP_CONTEXTS 13 - -#define EOB_COEF_CONTEXTS 9 - -#define SIG_COEF_CONTEXTS_2D 26 -#define SIG_COEF_CONTEXTS_1D 16 -#define SIG_COEF_CONTEXTS_EOB 4 -#define SIG_COEF_CONTEXTS (SIG_COEF_CONTEXTS_2D + SIG_COEF_CONTEXTS_1D) - -#define COEFF_BASE_CONTEXTS (SIG_COEF_CONTEXTS) -#define DC_SIGN_CONTEXTS 3 - -#define BR_TMP_OFFSET 12 -#define BR_REF_CAT 4 -#define LEVEL_CONTEXTS 21 - -#define NUM_BASE_LEVELS 2 - -#define BR_CDF_SIZE (4) -#define COEFF_BASE_RANGE (4 * (BR_CDF_SIZE - 1)) - -#define COEFF_CONTEXT_BITS 6 -#define COEFF_CONTEXT_MASK ((1 << COEFF_CONTEXT_BITS) - 1) -#define MAX_BASE_BR_RANGE (COEFF_BASE_RANGE + NUM_BASE_LEVELS + 1) - -#define BASE_CONTEXT_POSITION_NUM 12 - -typedef enum TX_CLASS { - TX_CLASS_2D = 0, - TX_CLASS_HORIZ = 1, - TX_CLASS_VERT = 2, - TX_CLASSES = 3, -} TX_CLASS; - -#define DCT_MAX_VALUE 16384 -#define DCT_MAX_VALUE_HIGH10 65536 -#define DCT_MAX_VALUE_HIGH12 262144 - -/* Coefficients are predicted via a 3-dimensional probability table indexed on - * REF_TYPES, COEF_BANDS and COEF_CONTEXTS. */ -#define REF_TYPES 2 // intra=0, inter=1 - -struct AV1Common; -struct frame_contexts; -void av1_reset_cdf_symbol_counters(struct frame_contexts *fc); -void av1_default_coef_probs(struct AV1Common *cm); - -struct frame_contexts; - -typedef char ENTROPY_CONTEXT; - -static INLINE int combine_entropy_contexts(ENTROPY_CONTEXT a, - ENTROPY_CONTEXT b) { - return (a != 0) + (b != 0); -} - -static INLINE int get_entropy_context(TX_SIZE tx_size, const ENTROPY_CONTEXT *a, - const ENTROPY_CONTEXT *l) { - ENTROPY_CONTEXT above_ec = 0, left_ec = 0; - - switch (tx_size) { - case TX_4X4: - above_ec = a[0] != 0; - left_ec = l[0] != 0; - break; - case TX_4X8: - above_ec = a[0] != 0; - left_ec = !!*(const uint16_t *)l; - break; - case TX_8X4: - above_ec = !!*(const uint16_t *)a; - left_ec = l[0] != 0; - break; - case TX_8X16: - above_ec = !!*(const uint16_t *)a; - left_ec = !!*(const uint32_t *)l; - break; - case TX_16X8: - above_ec = !!*(const uint32_t *)a; - left_ec = !!*(const uint16_t *)l; - break; - case TX_16X32: - above_ec = !!*(const uint32_t *)a; - left_ec = !!*(const uint64_t *)l; - break; - case TX_32X16: - above_ec = !!*(const uint64_t *)a; - left_ec = !!*(const uint32_t *)l; - break; - case TX_8X8: - above_ec = !!*(const uint16_t *)a; - left_ec = !!*(const uint16_t *)l; - break; - case TX_16X16: - above_ec = !!*(const uint32_t *)a; - left_ec = !!*(const uint32_t *)l; - break; - case TX_32X32: - above_ec = !!*(const uint64_t *)a; - left_ec = !!*(const uint64_t *)l; - break; - case TX_64X64: - above_ec = !!(*(const uint64_t *)a | *(const uint64_t *)(a + 8)); - left_ec = !!(*(const uint64_t *)l | *(const uint64_t *)(l + 8)); - break; - case TX_32X64: - above_ec = !!*(const uint64_t *)a; - left_ec = !!(*(const uint64_t *)l | *(const uint64_t *)(l + 8)); - break; - case TX_64X32: - above_ec = !!(*(const uint64_t *)a | *(const uint64_t *)(a + 8)); - left_ec = !!*(const uint64_t *)l; - break; - case TX_4X16: - above_ec = a[0] != 0; - left_ec = !!*(const uint32_t *)l; - break; - case TX_16X4: - above_ec = !!*(const uint32_t *)a; - left_ec = l[0] != 0; - break; - case TX_8X32: - above_ec = !!*(const uint16_t *)a; - left_ec = !!*(const uint64_t *)l; - break; - case TX_32X8: - above_ec = !!*(const uint64_t *)a; - left_ec = !!*(const uint16_t *)l; - break; - case TX_16X64: - above_ec = !!*(const uint32_t *)a; - left_ec = !!(*(const uint64_t *)l | *(const uint64_t *)(l + 8)); - break; - case TX_64X16: - above_ec = !!(*(const uint64_t *)a | *(const uint64_t *)(a + 8)); - left_ec = !!*(const uint32_t *)l; - break; - default: assert(0 && "Invalid transform size."); break; - } - return combine_entropy_contexts(above_ec, left_ec); -} - -static INLINE TX_SIZE get_txsize_entropy_ctx(TX_SIZE txsize) { - return (TX_SIZE)((txsize_sqr_map[txsize] + txsize_sqr_up_map[txsize] + 1) >> - 1); -} - -#ifdef __cplusplus -} // extern "C" -#endif - -#endif // AOM_AV1_COMMON_ENTROPY_H_ |