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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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| 676 x->plane[i].quant_thred[0] = x->plane[i].zbin[0] * x->plane[i].zbin[0]; | 676 x->plane[i].quant_thred[0] = x->plane[i].zbin[0] * x->plane[i].zbin[0]; |
| 677 x->plane[i].quant_thred[1] = x->plane[i].zbin[1] * x->plane[i].zbin[1]; | 677 x->plane[i].quant_thred[1] = x->plane[i].zbin[1] * x->plane[i].zbin[1]; |
| 678 } | 678 } |
| 679 | 679 |
| 680 x->skip_block = vp9_segfeature_active(&cm->seg, segment_id, SEG_LVL_SKIP); | 680 x->skip_block = vp9_segfeature_active(&cm->seg, segment_id, SEG_LVL_SKIP); |
| 681 x->q_index = qindex; | 681 x->q_index = qindex; |
| 682 | 682 |
| 683 x->errorperbit = rdmult >> 6; | 683 x->errorperbit = rdmult >> 6; |
| 684 x->errorperbit += (x->errorperbit == 0); | 684 x->errorperbit += (x->errorperbit == 0); |
| 685 | 685 |
| 686 vp9_initialize_me_consts(cpi, x->q_index); | 686 vp9_initialize_me_consts(cpi, x, x->q_index); |
| 687 } | 687 } |
| 688 | 688 |
| 689 void vp9_frame_init_quantizer(VP9_COMP *cpi) { | 689 void vp9_frame_init_quantizer(VP9_COMP *cpi) { |
| 690 vp9_init_plane_quantizers(cpi, &cpi->td.mb); | 690 vp9_init_plane_quantizers(cpi, &cpi->td.mb); |
| 691 } | 691 } |
| 692 | 692 |
| 693 void vp9_set_quantizer(VP9_COMMON *cm, int q) { | 693 void vp9_set_quantizer(VP9_COMMON *cm, int q) { |
| 694 // quantizer has to be reinitialized with vp9_init_quantizer() if any | 694 // quantizer has to be reinitialized with vp9_init_quantizer() if any |
| 695 // delta_q changes. | 695 // delta_q changes. |
| 696 cm->base_qindex = q; | 696 cm->base_qindex = q; |
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| 718 | 718 |
| 719 int vp9_qindex_to_quantizer(int qindex) { | 719 int vp9_qindex_to_quantizer(int qindex) { |
| 720 int quantizer; | 720 int quantizer; |
| 721 | 721 |
| 722 for (quantizer = 0; quantizer < 64; ++quantizer) | 722 for (quantizer = 0; quantizer < 64; ++quantizer) |
| 723 if (quantizer_to_qindex[quantizer] >= qindex) | 723 if (quantizer_to_qindex[quantizer] >= qindex) |
| 724 return quantizer; | 724 return quantizer; |
| 725 | 725 |
| 726 return 63; | 726 return 63; |
| 727 } | 727 } |
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