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-rw-r--r--third_party/aom/aom_dsp/quantize.c206
1 files changed, 0 insertions, 206 deletions
diff --git a/third_party/aom/aom_dsp/quantize.c b/third_party/aom/aom_dsp/quantize.c
deleted file mode 100644
index 62dbd86a9..000000000
--- a/third_party/aom/aom_dsp/quantize.c
+++ /dev/null
@@ -1,206 +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.
- */
-
-#include "aom_dsp/quantize.h"
-#include "aom_mem/aom_mem.h"
-
-void quantize_b_helper_c(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
- const int16_t *zbin_ptr, const int16_t *round_ptr,
- const int16_t *quant_ptr,
- const int16_t *quant_shift_ptr, tran_low_t *qcoeff_ptr,
- tran_low_t *dqcoeff_ptr, const int16_t *dequant_ptr,
- uint16_t *eob_ptr, const int16_t *scan,
- const int16_t *iscan, const qm_val_t *qm_ptr,
- const qm_val_t *iqm_ptr, const int log_scale) {
- const int zbins[2] = { ROUND_POWER_OF_TWO(zbin_ptr[0], log_scale),
- ROUND_POWER_OF_TWO(zbin_ptr[1], log_scale) };
- const int nzbins[2] = { zbins[0] * -1, zbins[1] * -1 };
- int i, non_zero_count = (int)n_coeffs, eob = -1;
- (void)iscan;
-
- memset(qcoeff_ptr, 0, n_coeffs * sizeof(*qcoeff_ptr));
- memset(dqcoeff_ptr, 0, n_coeffs * sizeof(*dqcoeff_ptr));
-
- // Pre-scan pass
- for (i = (int)n_coeffs - 1; i >= 0; i--) {
- const int rc = scan[i];
- const qm_val_t wt = qm_ptr != NULL ? qm_ptr[rc] : (1 << AOM_QM_BITS);
- const int coeff = coeff_ptr[rc] * wt;
-
- if (coeff < (zbins[rc != 0] * (1 << AOM_QM_BITS)) &&
- coeff > (nzbins[rc != 0] * (1 << AOM_QM_BITS)))
- non_zero_count--;
- else
- break;
- }
-
- // Quantization pass: All coefficients with index >= zero_flag are
- // skippable. Note: zero_flag can be zero.
- for (i = 0; i < non_zero_count; i++) {
- const int rc = scan[i];
- const int coeff = coeff_ptr[rc];
- const int coeff_sign = (coeff >> 31);
- const int abs_coeff = (coeff ^ coeff_sign) - coeff_sign;
- int tmp32;
-
- const qm_val_t wt = qm_ptr != NULL ? qm_ptr[rc] : (1 << AOM_QM_BITS);
- if (abs_coeff * wt >= (zbins[rc != 0] << AOM_QM_BITS)) {
- int64_t tmp =
- clamp(abs_coeff + ROUND_POWER_OF_TWO(round_ptr[rc != 0], log_scale),
- INT16_MIN, INT16_MAX);
- tmp *= wt;
- tmp32 = (int)(((((tmp * quant_ptr[rc != 0]) >> 16) + tmp) *
- quant_shift_ptr[rc != 0]) >>
- (16 - log_scale + AOM_QM_BITS)); // quantization
- qcoeff_ptr[rc] = (tmp32 ^ coeff_sign) - coeff_sign;
- const int iwt = iqm_ptr != NULL ? iqm_ptr[rc] : (1 << AOM_QM_BITS);
- const int dequant =
- (dequant_ptr[rc != 0] * iwt + (1 << (AOM_QM_BITS - 1))) >>
- AOM_QM_BITS;
- const tran_low_t abs_dqcoeff = (tmp32 * dequant) >> log_scale;
- dqcoeff_ptr[rc] = (tran_low_t)((abs_dqcoeff ^ coeff_sign) - coeff_sign);
-
- if (tmp32) eob = i;
- }
- }
- *eob_ptr = eob + 1;
-}
-
-void highbd_quantize_b_helper_c(
- const tran_low_t *coeff_ptr, intptr_t n_coeffs, const int16_t *zbin_ptr,
- const int16_t *round_ptr, const int16_t *quant_ptr,
- const int16_t *quant_shift_ptr, tran_low_t *qcoeff_ptr,
- tran_low_t *dqcoeff_ptr, const int16_t *dequant_ptr, uint16_t *eob_ptr,
- const int16_t *scan, const int16_t *iscan, const qm_val_t *qm_ptr,
- const qm_val_t *iqm_ptr, const int log_scale) {
- int i, eob = -1;
- const int zbins[2] = { ROUND_POWER_OF_TWO(zbin_ptr[0], log_scale),
- ROUND_POWER_OF_TWO(zbin_ptr[1], log_scale) };
- const int nzbins[2] = { zbins[0] * -1, zbins[1] * -1 };
- int dequant;
- int idx_arr[4096];
- (void)iscan;
- int idx = 0;
-
- memset(qcoeff_ptr, 0, n_coeffs * sizeof(*qcoeff_ptr));
- memset(dqcoeff_ptr, 0, n_coeffs * sizeof(*dqcoeff_ptr));
-
- // Pre-scan pass
- for (i = 0; i < n_coeffs; i++) {
- const int rc = scan[i];
- const qm_val_t wt = qm_ptr != NULL ? qm_ptr[rc] : (1 << AOM_QM_BITS);
- const int coeff = coeff_ptr[rc] * wt;
-
- // If the coefficient is out of the base ZBIN range, keep it for
- // quantization.
- if (coeff >= (zbins[rc != 0] * (1 << AOM_QM_BITS)) ||
- coeff <= (nzbins[rc != 0] * (1 << AOM_QM_BITS)))
- idx_arr[idx++] = i;
- }
-
- // Quantization pass: only process the coefficients selected in
- // pre-scan pass. Note: idx can be zero.
- for (i = 0; i < idx; i++) {
- const int rc = scan[idx_arr[i]];
- const int coeff = coeff_ptr[rc];
- const int coeff_sign = (coeff >> 31);
- const qm_val_t wt = qm_ptr != NULL ? qm_ptr[rc] : (1 << AOM_QM_BITS);
- const qm_val_t iwt = iqm_ptr != NULL ? iqm_ptr[rc] : (1 << AOM_QM_BITS);
- const int abs_coeff = (coeff ^ coeff_sign) - coeff_sign;
- const int64_t tmp1 =
- abs_coeff + ROUND_POWER_OF_TWO(round_ptr[rc != 0], log_scale);
- const int64_t tmpw = tmp1 * wt;
- const int64_t tmp2 = ((tmpw * quant_ptr[rc != 0]) >> 16) + tmpw;
- const int abs_qcoeff = (int)((tmp2 * quant_shift_ptr[rc != 0]) >>
- (16 - log_scale + AOM_QM_BITS));
- qcoeff_ptr[rc] = (tran_low_t)((abs_qcoeff ^ coeff_sign) - coeff_sign);
- dequant =
- (dequant_ptr[rc != 0] * iwt + (1 << (AOM_QM_BITS - 1))) >> AOM_QM_BITS;
- const tran_low_t abs_dqcoeff = (abs_qcoeff * dequant) >> log_scale;
- dqcoeff_ptr[rc] = (tran_low_t)((abs_dqcoeff ^ coeff_sign) - coeff_sign);
- if (abs_qcoeff) eob = idx_arr[i];
- }
- *eob_ptr = eob + 1;
-}
-
-/* These functions should only be called when quantisation matrices
- are not used. */
-void aom_quantize_b_c(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
- const int16_t *zbin_ptr, const int16_t *round_ptr,
- const int16_t *quant_ptr, const int16_t *quant_shift_ptr,
- tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr,
- const int16_t *dequant_ptr, uint16_t *eob_ptr,
- const int16_t *scan, const int16_t *iscan) {
- quantize_b_helper_c(coeff_ptr, n_coeffs, zbin_ptr, round_ptr, quant_ptr,
- quant_shift_ptr, qcoeff_ptr, dqcoeff_ptr, dequant_ptr,
- eob_ptr, scan, iscan, NULL, NULL, 0);
-}
-
-void aom_quantize_b_32x32_c(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
- const int16_t *zbin_ptr, const int16_t *round_ptr,
- const int16_t *quant_ptr,
- const int16_t *quant_shift_ptr,
- tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr,
- const int16_t *dequant_ptr, uint16_t *eob_ptr,
- const int16_t *scan, const int16_t *iscan) {
- quantize_b_helper_c(coeff_ptr, n_coeffs, zbin_ptr, round_ptr, quant_ptr,
- quant_shift_ptr, qcoeff_ptr, dqcoeff_ptr, dequant_ptr,
- eob_ptr, scan, iscan, NULL, NULL, 1);
-}
-
-void aom_quantize_b_64x64_c(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
- const int16_t *zbin_ptr, const int16_t *round_ptr,
- const int16_t *quant_ptr,
- const int16_t *quant_shift_ptr,
- tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr,
- const int16_t *dequant_ptr, uint16_t *eob_ptr,
- const int16_t *scan, const int16_t *iscan) {
- quantize_b_helper_c(coeff_ptr, n_coeffs, zbin_ptr, round_ptr, quant_ptr,
- quant_shift_ptr, qcoeff_ptr, dqcoeff_ptr, dequant_ptr,
- eob_ptr, scan, iscan, NULL, NULL, 2);
-}
-
-void aom_highbd_quantize_b_c(const tran_low_t *coeff_ptr, intptr_t n_coeffs,
- const int16_t *zbin_ptr, const int16_t *round_ptr,
- const int16_t *quant_ptr,
- const int16_t *quant_shift_ptr,
- tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr,
- const int16_t *dequant_ptr, uint16_t *eob_ptr,
- const int16_t *scan, const int16_t *iscan) {
- highbd_quantize_b_helper_c(coeff_ptr, n_coeffs, zbin_ptr, round_ptr,
- quant_ptr, quant_shift_ptr, qcoeff_ptr,
- dqcoeff_ptr, dequant_ptr, eob_ptr, scan, iscan,
- NULL, NULL, 0);
-}
-
-void aom_highbd_quantize_b_32x32_c(
- const tran_low_t *coeff_ptr, intptr_t n_coeffs, const int16_t *zbin_ptr,
- const int16_t *round_ptr, const int16_t *quant_ptr,
- const int16_t *quant_shift_ptr, tran_low_t *qcoeff_ptr,
- tran_low_t *dqcoeff_ptr, const int16_t *dequant_ptr, uint16_t *eob_ptr,
- const int16_t *scan, const int16_t *iscan) {
- highbd_quantize_b_helper_c(coeff_ptr, n_coeffs, zbin_ptr, round_ptr,
- quant_ptr, quant_shift_ptr, qcoeff_ptr,
- dqcoeff_ptr, dequant_ptr, eob_ptr, scan, iscan,
- NULL, NULL, 1);
-}
-
-void aom_highbd_quantize_b_64x64_c(
- const tran_low_t *coeff_ptr, intptr_t n_coeffs, const int16_t *zbin_ptr,
- const int16_t *round_ptr, const int16_t *quant_ptr,
- const int16_t *quant_shift_ptr, tran_low_t *qcoeff_ptr,
- tran_low_t *dqcoeff_ptr, const int16_t *dequant_ptr, uint16_t *eob_ptr,
- const int16_t *scan, const int16_t *iscan) {
- highbd_quantize_b_helper_c(coeff_ptr, n_coeffs, zbin_ptr, round_ptr,
- quant_ptr, quant_shift_ptr, qcoeff_ptr,
- dqcoeff_ptr, dequant_ptr, eob_ptr, scan, iscan,
- NULL, NULL, 2);
-}
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