itsmattkc
a9660201f1
Many changes were made throughout the codebase to support audio, these are most of the small changes necessary. The audio support still is not perfect. I still need to write in resampling support. After that it should work correctly with all audio types.
154 lines
4.5 KiB
C++
154 lines
4.5 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 "sequence.h"
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#include <QCoreApplication>
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#include "common/channellayout.h"
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#include "common/timecodefunctions.h"
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#include "panel/panelmanager.h"
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#include "panel/node/node.h"
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#include "panel/timeline/timeline.h"
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#include "panel/viewer/viewer.h"
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#include "ui/icons/icons.h"
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Sequence::Sequence() :
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timeline_output_(nullptr),
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viewer_output_(nullptr),
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video_track_output_(nullptr),
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audio_track_output_(nullptr)
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{
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}
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void Sequence::Open(SequencePtr sequence)
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{
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// FIXME: This is fairly "hardcoded" behavior and doesn't support infinite panels
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ViewerPanel* viewer_panel = olive::panel_manager->MostRecentlyFocused<ViewerPanel>();
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TimelinePanel* timeline_panel = olive::panel_manager->MostRecentlyFocused<TimelinePanel>();
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NodePanel* node_panel = olive::panel_manager->MostRecentlyFocused<NodePanel>();
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viewer_panel->ConnectViewerNode(sequence->viewer_output_);
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timeline_panel->ConnectTimelineNode(sequence->timeline_output_);
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node_panel->SetGraph(sequence.get());
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connect(timeline_panel, SIGNAL(TimeChanged(const int64_t&)), viewer_panel, SLOT(SetTime(const int64_t&)));
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connect(viewer_panel, SIGNAL(TimeChanged(const int64_t&)), timeline_panel, SLOT(SetTime(const int64_t&)));
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}
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void Sequence::add_default_nodes()
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{
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timeline_output_ = new TimelineOutput();
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timeline_output_->SetCanBeDeleted(false);
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AddNode(timeline_output_);
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viewer_output_ = new ViewerOutput();
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viewer_output_->SetCanBeDeleted(false);
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AddNode(viewer_output_);
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video_track_output_ = new TrackOutput();
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video_track_output_->SetCanBeDeleted(false);
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AddNode(video_track_output_);
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audio_track_output_ = new TrackOutput();
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audio_track_output_->SetCanBeDeleted(false);
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AddNode(audio_track_output_);
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// Connect tracks to viewer
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NodeParam::ConnectEdge(video_track_output_->buffer_output(), viewer_output_->texture_input());
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NodeParam::ConnectEdge(audio_track_output_->buffer_output(), viewer_output_->samples_input());
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// Connect timeline length to viewer
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NodeParam::ConnectEdge(timeline_output_->length_output(), viewer_output_->length_input());
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// Connect track to timeline
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NodeParam::ConnectEdge(video_track_output_->track_output(), timeline_output_->track_input(kTrackTypeVideo));
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NodeParam::ConnectEdge(audio_track_output_->track_output(), timeline_output_->track_input(kTrackTypeAudio));
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// Update the timebase on these nodes
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set_video_params(video_params_);
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set_audio_params(audio_params_);
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}
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Item::Type Sequence::type() const
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{
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return kSequence;
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}
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QIcon Sequence::icon()
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{
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return olive::icon::Sequence;
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}
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QString Sequence::duration()
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{
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if (timeline_output_ == nullptr) {
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return QString();
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}
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rational timeline_length = timeline_output_->length_output()->get_realtime_value().value<rational>();
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int64_t timestamp = olive::time_to_timestamp(timeline_length, video_params_.time_base());
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return olive::timestamp_to_timecode(timestamp, video_params_.time_base(), olive::CurrentTimecodeDisplay());
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}
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QString Sequence::rate()
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{
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return QCoreApplication::translate("Sequence", "%1 FPS").arg(video_params_.time_base().flipped().toDouble());
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}
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const VideoParams &Sequence::video_params()
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{
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return video_params_;
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}
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void Sequence::set_video_params(const VideoParams &vparam)
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{
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video_params_ = vparam;
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if (viewer_output_ != nullptr)
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viewer_output_->set_video_params(video_params_);
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if (timeline_output_ != nullptr)
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timeline_output_->SetTimebase(video_params_.time_base());
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}
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const AudioParams &Sequence::audio_params()
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{
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return audio_params_;
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}
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void Sequence::set_audio_params(const AudioParams ¶ms)
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{
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audio_params_ = params;
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if (viewer_output_ != nullptr)
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viewer_output_->set_audio_params(audio_params_);
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}
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void Sequence::set_default_parameters()
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{
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// FIXME: Make these configurable (hardcoded)
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set_video_params(VideoParams(1920, 1080, rational(1001, 30000)));
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set_audio_params(AudioParams(48000, AV_CH_LAYOUT_STEREO));
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}
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