76 lines
1.7 KiB
C++
76 lines
1.7 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2019 Olive Team
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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, either version 3 of the License, or
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(at your option) any later version.
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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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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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#include "media.h"
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MediaInput::MediaInput() :
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decoder_(nullptr),
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frame_(nullptr)
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{
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footage_input_ = new NodeInput("footage_in");
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footage_input_->add_data_input(NodeInput::kFootage);
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AddParameter(footage_input_);
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}
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void MediaInput::Release()
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{
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frame_ = nullptr;
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decoder_ = nullptr;
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}
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StreamPtr MediaInput::footage()
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{
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return footage_input_->get_value(0).value<StreamPtr>();
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}
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void MediaInput::SetFootage(StreamPtr f)
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{
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footage_input_->set_value(QVariant::fromValue(f));
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}
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bool MediaInput::SetupDecoder()
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{
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if (decoder_ != nullptr) {
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return true;
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}
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// Get currently selected Footage
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StreamPtr stream = footage();
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// If no footage is selected, return nothing
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if (stream == nullptr) {
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return false;
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}
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// Otherwise try to get frame of footage from decoder
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// Determine which decoder to use
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if (decoder_ == nullptr
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&& (decoder_ = Decoder::CreateFromID(stream->footage()->decoder())) == nullptr) {
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return false;
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}
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if (decoder_->stream() == nullptr) {
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decoder_->set_stream(stream);
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}
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return true;
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}
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