| author | František Kučera <franta-hg@frantovo.cz> |
| Wed, 14 Apr 2021 20:56:18 +0200 | |
| branch | v_0 |
| changeset 1 | 79d699ed88ab |
| parent 0 | 0a0cb749c10f |
| child 2 | 6cc693048318 |
| permissions | -rw-r--r-- |
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/** |
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* Relational pipes |
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* Copyright © 2021 František Kučera (Frantovo.cz, GlobalCode.info) |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation, version 3 of the License. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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#pragma once |
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#include <codecvt> |
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#include <memory> |
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#include <algorithm> |
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#include <iostream> |
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#include <stdexcept> |
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#include <Magick++.h> |
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#include <zbar.h> |
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#include "Configuration.h" |
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namespace relpipe {
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namespace in {
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namespace qr {
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class QRCommand {
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std::wstring_convert<codecvt_utf8<wchar_t>> convertor; // TODO: use platform encoding as default / check zbar encoding |
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public: |
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void process(Configuration& configuration, std::shared_ptr<writer::RelationalWriter> writer, std::function<void() > relationalWriterFlush) {
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Magick::Image magick("/dev/stdin");
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int width = magick.columns(); |
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int height = magick.rows(); |
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Magick::Blob blob; |
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magick.modifyImage(); |
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magick.write(&blob, "GRAY", 8); |
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const void *raw = blob.data(); |
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zbar::Image image(width, height, "Y800", raw, width * height); |
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zbar::ImageScanner scanner; |
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writer->startRelation(L"qr",{
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{L"type", relpipe::writer::TypeId::STRING},
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// {L"addon_name", relpipe::writer::TypeId::STRING},
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{L"value", relpipe::writer::TypeId::STRING},
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// {L"xml", relpipe::writer::TypeId::STRING},
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{L"location_size", relpipe::writer::TypeId::INTEGER},
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{L"x_1", relpipe::writer::TypeId::INTEGER},
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{L"y_1", relpipe::writer::TypeId::INTEGER},
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{L"x_2", relpipe::writer::TypeId::INTEGER},
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{L"y_2", relpipe::writer::TypeId::INTEGER},
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{L"x_3", relpipe::writer::TypeId::INTEGER},
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{L"y_3", relpipe::writer::TypeId::INTEGER},
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{L"x_4", relpipe::writer::TypeId::INTEGER},
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{L"y_4", relpipe::writer::TypeId::INTEGER},
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}, true); |
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int n = scanner.scan(image); |
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for (zbar::Image::SymbolIterator symbol = image.symbol_begin(); symbol != image.symbol_end(); ++symbol) {
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writer->writeAttribute(convertor.from_bytes(symbol->get_type_name())); |
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// writer->writeAttribute(convertor.from_bytes(symbol->get_addon_name())); |
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writer->writeAttribute(convertor.from_bytes(symbol->get_data())); |
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// writer->writeAttribute(convertor.from_bytes(symbol->xml())); |
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relpipe::common::type::Integer locationSize = symbol->get_location_size(); |
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writer->writeAttribute(&locationSize, typeid (locationSize)); |
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for (int i = 0; i < 4; i++) {
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relpipe::common::type::Integer x = -5; |
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relpipe::common::type::Integer y = -6; |
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if (i < locationSize) {
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x = symbol->get_location_x(i); |
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y = symbol->get_location_y(i); |
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} |
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writer->writeAttribute(&x, typeid (x)); |
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writer->writeAttribute(&y, typeid (y)); |
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} |
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} |
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image.set_data(nullptr, 0); |
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} |
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}; |
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} |
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} |
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} |