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1 /* | 1 /* |
2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved. | 2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license | 4 * Use of this source code is governed by a BSD-style license |
5 * that can be found in the LICENSE file in the root of the source | 5 * that can be found in the LICENSE file in the root of the source |
6 * tree. An additional intellectual property rights grant can be found | 6 * tree. An additional intellectual property rights grant can be found |
7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
9 */ | 9 */ |
10 | 10 |
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741 MODEL_NODES * sizeof(vp9_prob)); | 741 MODEL_NODES * sizeof(vp9_prob)); |
742 } | 742 } |
743 | 743 |
744 void vp9_model_to_full_probs(const vp9_prob *model, vp9_prob *full) { | 744 void vp9_model_to_full_probs(const vp9_prob *model, vp9_prob *full) { |
745 if (full != model) | 745 if (full != model) |
746 vpx_memcpy(full, model, sizeof(vp9_prob) * UNCONSTRAINED_NODES); | 746 vpx_memcpy(full, model, sizeof(vp9_prob) * UNCONSTRAINED_NODES); |
747 extend_to_full_distribution(&full[UNCONSTRAINED_NODES], model[PIVOT_NODE]); | 747 extend_to_full_distribution(&full[UNCONSTRAINED_NODES], model[PIVOT_NODE]); |
748 } | 748 } |
749 | 749 |
750 void vp9_default_coef_probs(VP9_COMMON *cm) { | 750 void vp9_default_coef_probs(VP9_COMMON *cm) { |
751 vp9_copy(cm->fc.coef_probs[TX_4X4], default_coef_probs_4x4); | 751 vp9_copy(cm->fc->coef_probs[TX_4X4], default_coef_probs_4x4); |
752 vp9_copy(cm->fc.coef_probs[TX_8X8], default_coef_probs_8x8); | 752 vp9_copy(cm->fc->coef_probs[TX_8X8], default_coef_probs_8x8); |
753 vp9_copy(cm->fc.coef_probs[TX_16X16], default_coef_probs_16x16); | 753 vp9_copy(cm->fc->coef_probs[TX_16X16], default_coef_probs_16x16); |
754 vp9_copy(cm->fc.coef_probs[TX_32X32], default_coef_probs_32x32); | 754 vp9_copy(cm->fc->coef_probs[TX_32X32], default_coef_probs_32x32); |
755 } | 755 } |
756 | 756 |
757 #define COEF_COUNT_SAT 24 | 757 #define COEF_COUNT_SAT 24 |
758 #define COEF_MAX_UPDATE_FACTOR 112 | 758 #define COEF_MAX_UPDATE_FACTOR 112 |
759 #define COEF_COUNT_SAT_KEY 24 | 759 #define COEF_COUNT_SAT_KEY 24 |
760 #define COEF_MAX_UPDATE_FACTOR_KEY 112 | 760 #define COEF_MAX_UPDATE_FACTOR_KEY 112 |
761 #define COEF_COUNT_SAT_AFTER_KEY 24 | 761 #define COEF_COUNT_SAT_AFTER_KEY 24 |
762 #define COEF_MAX_UPDATE_FACTOR_AFTER_KEY 128 | 762 #define COEF_MAX_UPDATE_FACTOR_AFTER_KEY 128 |
763 | 763 |
764 static void adapt_coef_probs(VP9_COMMON *cm, TX_SIZE tx_size, | 764 static void adapt_coef_probs(VP9_COMMON *cm, TX_SIZE tx_size, |
765 unsigned int count_sat, | 765 unsigned int count_sat, |
766 unsigned int update_factor) { | 766 unsigned int update_factor) { |
767 const FRAME_CONTEXT *pre_fc = &cm->frame_contexts[cm->frame_context_idx]; | 767 const FRAME_CONTEXT *pre_fc = &cm->frame_contexts[cm->frame_context_idx]; |
768 vp9_coeff_probs_model *const probs = cm->fc.coef_probs[tx_size]; | 768 vp9_coeff_probs_model *const probs = cm->fc->coef_probs[tx_size]; |
769 const vp9_coeff_probs_model *const pre_probs = pre_fc->coef_probs[tx_size]; | 769 const vp9_coeff_probs_model *const pre_probs = pre_fc->coef_probs[tx_size]; |
770 vp9_coeff_count_model *counts = cm->counts.coef[tx_size]; | 770 vp9_coeff_count_model *counts = cm->counts.coef[tx_size]; |
771 unsigned int (*eob_counts)[REF_TYPES][COEF_BANDS][COEFF_CONTEXTS] = | 771 unsigned int (*eob_counts)[REF_TYPES][COEF_BANDS][COEFF_CONTEXTS] = |
772 cm->counts.eob_branch[tx_size]; | 772 cm->counts.eob_branch[tx_size]; |
773 int i, j, k, l, m; | 773 int i, j, k, l, m; |
774 | 774 |
775 for (i = 0; i < PLANE_TYPES; ++i) | 775 for (i = 0; i < PLANE_TYPES; ++i) |
776 for (j = 0; j < REF_TYPES; ++j) | 776 for (j = 0; j < REF_TYPES; ++j) |
777 for (k = 0; k < COEF_BANDS; ++k) | 777 for (k = 0; k < COEF_BANDS; ++k) |
778 for (l = 0; l < BAND_COEFF_CONTEXTS(k); ++l) { | 778 for (l = 0; l < BAND_COEFF_CONTEXTS(k); ++l) { |
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802 } else if (cm->last_frame_type == KEY_FRAME) { | 802 } else if (cm->last_frame_type == KEY_FRAME) { |
803 update_factor = COEF_MAX_UPDATE_FACTOR_AFTER_KEY; /* adapt quickly */ | 803 update_factor = COEF_MAX_UPDATE_FACTOR_AFTER_KEY; /* adapt quickly */ |
804 count_sat = COEF_COUNT_SAT_AFTER_KEY; | 804 count_sat = COEF_COUNT_SAT_AFTER_KEY; |
805 } else { | 805 } else { |
806 update_factor = COEF_MAX_UPDATE_FACTOR; | 806 update_factor = COEF_MAX_UPDATE_FACTOR; |
807 count_sat = COEF_COUNT_SAT; | 807 count_sat = COEF_COUNT_SAT; |
808 } | 808 } |
809 for (t = TX_4X4; t <= TX_32X32; t++) | 809 for (t = TX_4X4; t <= TX_32X32; t++) |
810 adapt_coef_probs(cm, t, count_sat, update_factor); | 810 adapt_coef_probs(cm, t, count_sat, update_factor); |
811 } | 811 } |
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