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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include <string.h> | 5 #include <string.h> |
| 6 | 6 |
| 7 #include <algorithm> | 7 #include <algorithm> |
| 8 | 8 |
| 9 #include "base/logging.h" | 9 #include "base/logging.h" |
| 10 #include "base/stl_util.h" | 10 #include "base/stl_util.h" |
| 11 #include "content/common/gpu/media/h264_dpb.h" | 11 #include "media/gpu/h264_dpb.h" |
| 12 | 12 |
| 13 namespace content { | 13 namespace media { |
| 14 | 14 |
| 15 H264Picture::H264Picture() | 15 H264Picture::H264Picture() |
| 16 : pic_order_cnt_type(0), | 16 : pic_order_cnt_type(0), |
| 17 top_field_order_cnt(0), | 17 top_field_order_cnt(0), |
| 18 bottom_field_order_cnt(0), | 18 bottom_field_order_cnt(0), |
| 19 pic_order_cnt(0), | 19 pic_order_cnt(0), |
| 20 pic_order_cnt_msb(0), | 20 pic_order_cnt_msb(0), |
| 21 pic_order_cnt_lsb(0), | 21 pic_order_cnt_lsb(0), |
| 22 delta_pic_order_cnt_bottom(0), | 22 delta_pic_order_cnt_bottom(0), |
| 23 delta_pic_order_cnt0(0), | 23 delta_pic_order_cnt0(0), |
| (...skipping 13 matching lines...) Expand all Loading... |
| 37 outputted(false), | 37 outputted(false), |
| 38 mem_mgmt_5(false), | 38 mem_mgmt_5(false), |
| 39 nonexisting(false), | 39 nonexisting(false), |
| 40 field(FIELD_NONE), | 40 field(FIELD_NONE), |
| 41 long_term_reference_flag(false), | 41 long_term_reference_flag(false), |
| 42 adaptive_ref_pic_marking_mode_flag(false), | 42 adaptive_ref_pic_marking_mode_flag(false), |
| 43 dpb_position(0) { | 43 dpb_position(0) { |
| 44 memset(&ref_pic_marking, 0, sizeof(ref_pic_marking)); | 44 memset(&ref_pic_marking, 0, sizeof(ref_pic_marking)); |
| 45 } | 45 } |
| 46 | 46 |
| 47 H264Picture::~H264Picture() { | 47 H264Picture::~H264Picture() {} |
| 48 } | |
| 49 | 48 |
| 50 V4L2H264Picture* H264Picture::AsV4L2H264Picture() { | 49 V4L2H264Picture* H264Picture::AsV4L2H264Picture() { |
| 51 return nullptr; | 50 return nullptr; |
| 52 } | 51 } |
| 53 | 52 |
| 54 VaapiH264Picture* H264Picture::AsVaapiH264Picture() { | 53 VaapiH264Picture* H264Picture::AsVaapiH264Picture() { |
| 55 return nullptr; | 54 return nullptr; |
| 56 } | 55 } |
| 57 | 56 |
| 58 H264DPB::H264DPB() : max_num_pics_(0) {} | 57 H264DPB::H264DPB() : max_num_pics_(0) {} |
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| 71 | 70 |
| 72 void H264DPB::UpdatePicPositions() { | 71 void H264DPB::UpdatePicPositions() { |
| 73 size_t i = 0; | 72 size_t i = 0; |
| 74 for (auto& pic : pics_) { | 73 for (auto& pic : pics_) { |
| 75 pic->dpb_position = i; | 74 pic->dpb_position = i; |
| 76 ++i; | 75 ++i; |
| 77 } | 76 } |
| 78 } | 77 } |
| 79 | 78 |
| 80 void H264DPB::DeleteByPOC(int poc) { | 79 void H264DPB::DeleteByPOC(int poc) { |
| 81 for (H264Picture::Vector::iterator it = pics_.begin(); | 80 for (H264Picture::Vector::iterator it = pics_.begin(); it != pics_.end(); |
| 82 it != pics_.end(); ++it) { | 81 ++it) { |
| 83 if ((*it)->pic_order_cnt == poc) { | 82 if ((*it)->pic_order_cnt == poc) { |
| 84 pics_.erase(it); | 83 pics_.erase(it); |
| 85 UpdatePicPositions(); | 84 UpdatePicPositions(); |
| 86 return; | 85 return; |
| 87 } | 86 } |
| 88 } | 87 } |
| 89 NOTREACHED() << "Missing POC: " << poc; | 88 NOTREACHED() << "Missing POC: " << poc; |
| 90 } | 89 } |
| 91 | 90 |
| 92 void H264DPB::DeleteUnused() { | 91 void H264DPB::DeleteUnused() { |
| 93 for (H264Picture::Vector::iterator it = pics_.begin(); it != pics_.end(); ) { | 92 for (H264Picture::Vector::iterator it = pics_.begin(); it != pics_.end();) { |
| 94 if ((*it)->outputted && !(*it)->ref) | 93 if ((*it)->outputted && !(*it)->ref) |
| 95 it = pics_.erase(it); | 94 it = pics_.erase(it); |
| 96 else | 95 else |
| 97 ++it; | 96 ++it; |
| 98 } | 97 } |
| 99 UpdatePicPositions(); | 98 UpdatePicPositions(); |
| 100 } | 99 } |
| 101 | 100 |
| 102 void H264DPB::StorePic(const scoped_refptr<H264Picture>& pic) { | 101 void H264DPB::StorePic(const scoped_refptr<H264Picture>& pic) { |
| 103 DCHECK_LT(pics_.size(), max_num_pics_); | 102 DCHECK_LT(pics_.size(), max_num_pics_); |
| (...skipping 61 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 165 } | 164 } |
| 166 } | 165 } |
| 167 | 166 |
| 168 void H264DPB::GetLongTermRefPicsAppending(H264Picture::Vector* out) { | 167 void H264DPB::GetLongTermRefPicsAppending(H264Picture::Vector* out) { |
| 169 for (const auto& pic : pics_) { | 168 for (const auto& pic : pics_) { |
| 170 if (pic->ref && pic->long_term) | 169 if (pic->ref && pic->long_term) |
| 171 out->push_back(pic); | 170 out->push_back(pic); |
| 172 } | 171 } |
| 173 } | 172 } |
| 174 | 173 |
| 175 } // namespace content | 174 } // namespace media |
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