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Merge pull request #565 from IENT/bugfix/multiviewHEVCParsing
Add support and fix multiview HEVC parsing
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120 changes: 120 additions & 0 deletions
120
YUViewLib/src/parser/HEVC/Extensions/colour_mapping_octants.cpp
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/* This file is part of YUView - The YUV player with advanced analytics toolset | ||
* <https://github.com/IENT/YUView> | ||
* Copyright (C) 2015 Institut f�r Nachrichtentechnik, RWTH Aachen University, GERMANY | ||
* | ||
* This program is free software; you can redistribute it and/or modify | ||
* it under the terms of the GNU General Public License as published by | ||
* the Free Software Foundation; either version 3 of the License, or | ||
* (at your option) any later version. | ||
* | ||
* In addition, as a special exception, the copyright holders give | ||
* permission to link the code of portions of this program with the | ||
* OpenSSL library under certain conditions as described in each | ||
* individual source file, and distribute linked combinations including | ||
* the two. | ||
* | ||
* You must obey the GNU General Public License in all respects for all | ||
* of the code used other than OpenSSL. If you modify file(s) with this | ||
* exception, you may extend this exception to your version of the | ||
* file(s), but you are not obligated to do so. If you do not wish to do | ||
* so, delete this exception statement from your version. If you delete | ||
* this exception statement from all source files in the program, then | ||
* also delete it here. | ||
* | ||
* This program is distributed in the hope that it will be useful, | ||
* but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
* GNU General Public License for more details. | ||
* | ||
* You should have received a copy of the GNU General Public License | ||
* along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
*/ | ||
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#include "colour_mapping_octants.h" | ||
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#include <parser/common/Functions.h> | ||
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namespace parser::hevc | ||
{ | ||
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using namespace reader; | ||
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void colour_mapping_octants::parse(SubByteReaderLogging &reader, | ||
const unsigned cm_octant_depth, | ||
const unsigned cm_y_part_num_log2, | ||
const unsigned CMResLSBits, | ||
const unsigned inpDepth, | ||
const unsigned idxY, | ||
const unsigned idxCb, | ||
const unsigned idxCr, | ||
const unsigned inpLength) | ||
{ | ||
std::string subLevelName = "colour_mapping_octants("; | ||
subLevelName += "inpDepth=" + std::to_string(inpDepth); | ||
subLevelName += ", idxY=" + std::to_string(idxY); | ||
subLevelName += ", idxCb=" + std::to_string(idxCb); | ||
subLevelName += ", idxCr=" + std::to_string(idxCr); | ||
subLevelName += ", inpLength=" + std::to_string(inpLength); | ||
subLevelName += ")"; | ||
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SubByteReaderLoggingSubLevel subLevel(reader, subLevelName); | ||
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// F.7.4.3.3.5 (F-43) | ||
const auto PartNumY = 1u << cm_y_part_num_log2; | ||
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if (inpDepth < cm_octant_depth) | ||
this->split_octant_flag = reader.readFlag("split_octant_flag"); | ||
if (this->split_octant_flag) | ||
{ | ||
for (int k = 0; k < 2; k++) | ||
{ | ||
for (int m = 0; m < 2; m++) | ||
{ | ||
for (int n = 0; n < 2; n++) | ||
{ | ||
this->colourMappingOctants = std::make_unique<array3d<colour_mapping_octants, 2, 2, 2>>(); | ||
(*this->colourMappingOctants)[k][m][n].parse(reader, | ||
cm_octant_depth, | ||
cm_y_part_num_log2, | ||
CMResLSBits, | ||
inpDepth + 1, | ||
idxY + PartNumY * k * inpLength / 2, | ||
idxCb + m * inpLength / 2, | ||
idxCr + n * inpLength / 2, | ||
inpLength / 2); | ||
} | ||
} | ||
} | ||
} | ||
else | ||
{ | ||
for (unsigned i = 0; i < PartNumY; i++) | ||
{ | ||
const auto idxShiftY = idxY + (i << (cm_octant_depth - inpDepth)); | ||
for (unsigned j = 0; j < 4; j++) | ||
{ | ||
this->coded_res_flag[idxShiftY][idxCb][idxCr][j] = | ||
reader.readFlag(formatArray("coded_res_flag", idxShiftY, idxCb, idxCr, j)); | ||
if (this->coded_res_flag[idxShiftY][idxCb][idxCr][j]) | ||
{ | ||
for (unsigned c = 0; c < 3; c++) | ||
{ | ||
this->res_coeff_q[idxShiftY][idxCb][idxCr][j][c] = | ||
reader.readUEV(formatArray("res_coeff_q", idxShiftY, idxCb, idxCr, j, c)); | ||
if (CMResLSBits == 0) | ||
this->res_coeff_r[idxShiftY][idxCb][idxCr][j][c] = 0; | ||
else | ||
this->res_coeff_r[idxShiftY][idxCb][idxCr][j][c] = reader.readBits( | ||
formatArray("res_coeff_r", idxShiftY, idxCb, idxCr, j, c), CMResLSBits); | ||
if (this->res_coeff_q[idxShiftY][idxCb][idxCr][j][c] || | ||
this->res_coeff_r[idxShiftY][idxCb][idxCr][j][c]) | ||
this->res_coeff_s[idxShiftY][idxCb][idxCr][j][c] = | ||
reader.readFlag(formatArray("res_coeff_s", idxShiftY, idxCb, idxCr, j, c)); | ||
} | ||
} | ||
} | ||
} | ||
} | ||
} | ||
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} // namespace parser::hevc |
66 changes: 66 additions & 0 deletions
66
YUViewLib/src/parser/HEVC/Extensions/colour_mapping_octants.h
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@@ -0,0 +1,66 @@ | ||
/* This file is part of YUView - The YUV player with advanced analytics toolset | ||
* <https://github.com/IENT/YUView> | ||
* Copyright (C) 2015 Institut f�r Nachrichtentechnik, RWTH Aachen University, GERMANY | ||
* | ||
* This program is free software; you can redistribute it and/or modify | ||
* it under the terms of the GNU General Public License as published by | ||
* the Free Software Foundation; either version 3 of the License, or | ||
* (at your option) any later version. | ||
* | ||
* In addition, as a special exception, the copyright holders give | ||
* permission to link the code of portions of this program with the | ||
* OpenSSL library under certain conditions as described in each | ||
* individual source file, and distribute linked combinations including | ||
* the two. | ||
* | ||
* You must obey the GNU General Public License in all respects for all | ||
* of the code used other than OpenSSL. If you modify file(s) with this | ||
* exception, you may extend this exception to your version of the | ||
* file(s), but you are not obligated to do so. If you do not wish to do | ||
* so, delete this exception statement from your version. If you delete | ||
* this exception statement from all source files in the program, then | ||
* also delete it here. | ||
* | ||
* This program is distributed in the hope that it will be useful, | ||
* but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
* GNU General Public License for more details. | ||
* | ||
* You should have received a copy of the GNU General Public License | ||
* along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
*/ | ||
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#pragma once | ||
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#include "parser/common/SubByteReaderLogging.h" | ||
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namespace parser::hevc | ||
{ | ||
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// F.7.3.2.3.6 Colour mapping octants syntax | ||
class colour_mapping_octants | ||
{ | ||
public: | ||
colour_mapping_octants() {} | ||
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void parse(reader::SubByteReaderLogging &reader, | ||
const unsigned cm_octant_depth, | ||
const unsigned cm_y_part_num_log2, | ||
const unsigned CMResLSBits, | ||
const unsigned inpDepth, | ||
const unsigned idxY, | ||
const unsigned idxCb, | ||
const unsigned idxCr, | ||
const unsigned inpLength); | ||
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bool split_octant_flag{}; | ||
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std::unique_ptr<array3d<colour_mapping_octants, 2, 2, 2>> colourMappingOctants; | ||
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umap_4d<bool> coded_res_flag; | ||
umap_5d<unsigned> res_coeff_q; | ||
umap_5d<unsigned> res_coeff_r; | ||
umap_5d<unsigned> res_coeff_s; | ||
}; | ||
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} // namespace parser::hevc |
81 changes: 81 additions & 0 deletions
81
YUViewLib/src/parser/HEVC/Extensions/colour_mapping_table.cpp
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@@ -0,0 +1,81 @@ | ||
/* This file is part of YUView - The YUV player with advanced analytics toolset | ||
* <https://github.com/IENT/YUView> | ||
* Copyright (C) 2015 Institut f�r Nachrichtentechnik, RWTH Aachen University, GERMANY | ||
* | ||
* This program is free software; you can redistribute it and/or modify | ||
* it under the terms of the GNU General Public License as published by | ||
* the Free Software Foundation; either version 3 of the License, or | ||
* (at your option) any later version. | ||
* | ||
* In addition, as a special exception, the copyright holders give | ||
* permission to link the code of portions of this program with the | ||
* OpenSSL library under certain conditions as described in each | ||
* individual source file, and distribute linked combinations including | ||
* the two. | ||
* | ||
* You must obey the GNU General Public License in all respects for all | ||
* of the code used other than OpenSSL. If you modify file(s) with this | ||
* exception, you may extend this exception to your version of the | ||
* file(s), but you are not obligated to do so. If you do not wish to do | ||
* so, delete this exception statement from your version. If you delete | ||
* this exception statement from all source files in the program, then | ||
* also delete it here. | ||
* | ||
* This program is distributed in the hope that it will be useful, | ||
* but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
* GNU General Public License for more details. | ||
* | ||
* You should have received a copy of the GNU General Public License | ||
* along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
*/ | ||
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#include "colour_mapping_table.h" | ||
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#include <parser/common/Functions.h> | ||
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namespace parser::hevc | ||
{ | ||
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using namespace reader; | ||
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void colour_mapping_table::parse(SubByteReaderLogging &reader) | ||
{ | ||
SubByteReaderLoggingSubLevel subLevel(reader, "colour_mapping_table()"); | ||
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this->num_cm_ref_layers_minus1 = reader.readUEV("num_cm_ref_layers_minus1"); | ||
for (unsigned i = 0; i <= this->num_cm_ref_layers_minus1; i++) | ||
this->cm_ref_layer_id.push_back(reader.readBits(formatArray("cm_ref_layer_id", i), 6)); | ||
this->cm_octant_depth = reader.readBits("cm_octant_depth", 2); | ||
this->cm_y_part_num_log2 = reader.readBits("cm_y_part_num_log2", 2); | ||
this->luma_bit_depth_cm_input_minus8 = reader.readUEV("luma_bit_depth_cm_input_minus8"); | ||
this->chroma_bit_depth_cm_input_minus8 = reader.readUEV("chroma_bit_depth_cm_input_minus8"); | ||
this->luma_bit_depth_cm_output_minus8 = reader.readUEV("luma_bit_depth_cm_output_minus8"); | ||
this->chroma_bit_depth_cm_output_minus8 = reader.readUEV("chroma_bit_depth_cm_output_minus8"); | ||
this->cm_res_quant_bits = reader.readBits("cm_res_quant_bits", 2); | ||
this->cm_delta_flc_bits_minus1 = reader.readBits("cm_delta_flc_bits_minus1", 2); | ||
if (this->cm_octant_depth == 1) | ||
{ | ||
this->cm_adapt_threshold_u_delta = reader.readSEV("cm_adapt_threshold_u_delta"); | ||
this->cm_adapt_threshold_v_delta = reader.readSEV("cm_adapt_threshold_v_delta"); | ||
} | ||
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const auto BitDepthCmInputY = 8 + this->luma_bit_depth_cm_input_minus8; | ||
const auto BitDepthCmOutputY = 8 + luma_bit_depth_cm_output_minus8; | ||
const auto CMResLSBits = | ||
std::max(0u, | ||
(10 + BitDepthCmInputY - BitDepthCmOutputY - this->cm_res_quant_bits - | ||
(this->cm_delta_flc_bits_minus1 + 1))); | ||
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this->colourMappingOctants.parse(reader, | ||
this->cm_octant_depth, | ||
cm_y_part_num_log2, | ||
CMResLSBits, | ||
0, | ||
0, | ||
0, | ||
0, | ||
1 << this->cm_octant_depth); | ||
} | ||
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} // namespace parser::hevc |
64 changes: 64 additions & 0 deletions
64
YUViewLib/src/parser/HEVC/Extensions/colour_mapping_table.h
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/* This file is part of YUView - The YUV player with advanced analytics toolset | ||
* <https://github.com/IENT/YUView> | ||
* Copyright (C) 2015 Institut f�r Nachrichtentechnik, RWTH Aachen University, GERMANY | ||
* | ||
* This program is free software; you can redistribute it and/or modify | ||
* it under the terms of the GNU General Public License as published by | ||
* the Free Software Foundation; either version 3 of the License, or | ||
* (at your option) any later version. | ||
* | ||
* In addition, as a special exception, the copyright holders give | ||
* permission to link the code of portions of this program with the | ||
* OpenSSL library under certain conditions as described in each | ||
* individual source file, and distribute linked combinations including | ||
* the two. | ||
* | ||
* You must obey the GNU General Public License in all respects for all | ||
* of the code used other than OpenSSL. If you modify file(s) with this | ||
* exception, you may extend this exception to your version of the | ||
* file(s), but you are not obligated to do so. If you do not wish to do | ||
* so, delete this exception statement from your version. If you delete | ||
* this exception statement from all source files in the program, then | ||
* also delete it here. | ||
* | ||
* This program is distributed in the hope that it will be useful, | ||
* but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
* GNU General Public License for more details. | ||
* | ||
* You should have received a copy of the GNU General Public License | ||
* along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
*/ | ||
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#pragma once | ||
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#include "colour_mapping_octants.h" | ||
#include "parser/common/SubByteReaderLogging.h" | ||
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namespace parser::hevc | ||
{ | ||
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// F.7.3.2.3.5 General colour mapping table syntax | ||
class colour_mapping_table | ||
{ | ||
public: | ||
colour_mapping_table() {} | ||
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void parse(reader::SubByteReaderLogging &reader); | ||
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unsigned num_cm_ref_layers_minus1{}; | ||
vector<unsigned> cm_ref_layer_id; | ||
unsigned cm_octant_depth{}; | ||
unsigned cm_y_part_num_log2{}; | ||
unsigned luma_bit_depth_cm_input_minus8{}; | ||
unsigned chroma_bit_depth_cm_input_minus8{}; | ||
unsigned luma_bit_depth_cm_output_minus8{}; | ||
unsigned chroma_bit_depth_cm_output_minus8{}; | ||
unsigned cm_res_quant_bits{}; | ||
unsigned cm_delta_flc_bits_minus1{}; | ||
int cm_adapt_threshold_u_delta{}; | ||
int cm_adapt_threshold_v_delta{}; | ||
colour_mapping_octants colourMappingOctants{}; | ||
}; | ||
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} // namespace parser::hevc |
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