]> sigrok.org Git - libsigrokflow.git/blame - include/libsigrokflow/legacy_decoder.hpp
Add LegacyDecoder::unitsize().
[libsigrokflow.git] / include / libsigrokflow / legacy_decoder.hpp
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1/*
2 * This file is part of the libsigrokflow project.
3 *
4 * Copyright (C) 2018 Martin Ling <martin-sigrok@earth.li>
5 * Copyright (C) 2018 Uwe Hermann <uwe@hermann-uwe.de>
6 *
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
19 */
20
21#ifndef LIBSIGROKFLOW_LEGACY_DECODER_HPP
22#define LIBSIGROKFLOW_LEGACY_DECODER_HPP
23
24/* Temporary workaround, will be dropped later. */
25#define HAVE_LIBSIGROKDECODE 1
26
27#include <gstreamermm.h>
28#ifdef HAVE_LIBSIGROKDECODE
29#include <libsigrokdecode/libsigrokdecode.h>
30#endif
31#include <libsigrokflow/main.hpp>
32
33namespace Srf
34{
35
f638442b 36using std::shared_ptr;
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37
38#ifdef HAVE_LIBSIGROKDECODE
39class LegacyDecoder :
40 public Sink
41{
42public:
43 static Glib::RefPtr<LegacyDecoder> create(
44 struct srd_session *libsigrokdecode_session, uint64_t unitsize);
45
46 /* Retrieve libsigrokdecode session. */
47 struct srd_session *libsigrokdecode_session();
48
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49 /* Retrieve the unitsize. */
50 uint64_t unitsize();
51
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52 /* Override start. */
53 bool start_vfunc() override;
54
55 /* Override render. */
56 Gst::FlowReturn render_vfunc(const Glib::RefPtr<Gst::Buffer> &buffer) override;
57
58 /* Override stop. */
59 bool stop_vfunc() override;
60
61 /* Gst class init. */
62 static void class_init(Gst::ElementClass<LegacyDecoder> *klass);
63
64 /* Register class with plugin. */
65 static bool register_element(Glib::RefPtr<Gst::Plugin> plugin);
66
67 /* Constructor used by element factory. */
68 explicit LegacyDecoder(GstBaseSink *gobj);
69
70private:
71 struct srd_session *session_;
72 uint64_t abs_ss_;
2f7d45de 73 uint64_t unitsize_;
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74};
75#endif
76
77}
78#endif