507 lines
16 KiB
C++
507 lines
16 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 "widget/timelinewidget/timelinewidget.h"
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#include <QCheckBox>
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#include <QMessageBox>
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#include <QMimeData>
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#include <QToolTip>
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#include "config/config.h"
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#include "common/qtutils.h"
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#include "core.h"
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#include "dialog/sequence/sequence.h"
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#include "node/audio/volume/volume.h"
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#include "node/generator/matrix/matrix.h"
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#include "node/input/media/audio/audio.h"
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#include "node/input/media/video/video.h"
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#include "node/math/math/math.h"
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#include "project/item/sequence/sequence.h"
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#include "widget/nodeview/nodeviewundo.h"
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#include "window/mainwindow/mainwindow.h"
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OLIVE_NAMESPACE_ENTER
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Timeline::TrackType TrackTypeFromStreamType(Stream::Type stream_type)
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{
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switch (stream_type) {
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case Stream::kVideo:
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return Timeline::kTrackTypeVideo;
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case Stream::kAudio:
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return Timeline::kTrackTypeAudio;
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case Stream::kSubtitle:
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// Temporarily disabled until we figure out a better thing to do with this
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//return Timeline::kTrackTypeSubtitle;
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case Stream::kUnknown:
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case Stream::kData:
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case Stream::kAttachment:
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break;
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}
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return Timeline::kTrackTypeNone;
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}
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ImportTool::ImportTool(TimelineWidget *parent) :
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TimelineTool(parent)
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{
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// Calculate width used for importing to give ghosts a slight lead-in so the ghosts aren't right on the cursor
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import_pre_buffer_ = QFontMetricsWidth(parent->fontMetrics(), "HHHHHHHH");
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}
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void ImportTool::DragEnter(TimelineViewMouseEvent *event)
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{
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QStringList mime_formats = event->GetMimeData()->formats();
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// Listen for MIME data from a ProjectViewModel
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if (mime_formats.contains("application/x-oliveprojectitemdata")) {
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// Data is drag/drop data from a ProjectViewModel
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QByteArray model_data = event->GetMimeData()->data("application/x-oliveprojectitemdata");
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// Use QDataStream to deserialize the data
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QDataStream stream(&model_data, QIODevice::ReadOnly);
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// Variables to deserialize into
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quintptr item_ptr;
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int r;
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quint64 enabled_streams;
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// Set drag start position
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drag_start_ = event->GetCoordinates();
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snap_points_.clear();
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while (!stream.atEnd()) {
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stream >> enabled_streams >> r >> item_ptr;
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// Get Item object
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Item* item = reinterpret_cast<Item*>(item_ptr);
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// Check if Item is Footage
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if (item->type() == Item::kFootage) {
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Footage* f = static_cast<Footage*>(item);
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if (f->IsValid()) {
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// If the Item is Footage, we can create a Ghost from it
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dragged_footage_.append(DraggedFootage(f, enabled_streams));
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}
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}
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}
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PrepGhosts(drag_start_.GetFrame() - parent()->SceneToTime(import_pre_buffer_),
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drag_start_.GetTrack().index());
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event->accept();
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} else {
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// FIXME: Implement dropping from file
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event->ignore();
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}
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}
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void ImportTool::DragMove(TimelineViewMouseEvent *event)
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{
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if (!dragged_footage_.isEmpty()) {
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if (parent()->HasGhosts()) {
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rational time_movement = event->GetFrame() - drag_start_.GetFrame();
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int track_movement = event->GetTrack().index() - drag_start_.GetTrack().index();
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time_movement = ValidateTimeMovement(time_movement);
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track_movement = ValidateTrackMovement(track_movement, parent()->GetGhostItems());
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// If snapping is enabled, check for snap points
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if (Core::instance()->snapping()) {
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parent()->SnapPoint(snap_points_, &time_movement);
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time_movement = ValidateTimeMovement(time_movement);
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track_movement = ValidateTrackMovement(track_movement, parent()->GetGhostItems());
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}
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rational earliest_ghost = RATIONAL_MAX;
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// Move ghosts to the mouse cursor
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foreach (TimelineViewGhostItem* ghost, parent()->GetGhostItems()) {
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ghost->SetInAdjustment(time_movement);
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ghost->SetOutAdjustment(time_movement);
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ghost->SetTrackAdjustment(track_movement);
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earliest_ghost = qMin(earliest_ghost, ghost->GetAdjustedIn());
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}
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// Generate tooltip (showing earliest in point of imported clip)
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int64_t earliest_timestamp = Timecode::time_to_timestamp(earliest_ghost, parent()->GetToolTipTimebase());
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QString tooltip_text = Timecode::timestamp_to_timecode(earliest_timestamp,
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parent()->GetToolTipTimebase(),
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Core::instance()->GetTimecodeDisplay());
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// Force tooltip to update (otherwise the tooltip won't move as written in the documentation, and could get in the way
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// of the cursor)
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QToolTip::hideText();
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QToolTip::showText(QCursor::pos(),
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tooltip_text,
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parent());
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}
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event->accept();
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} else {
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event->ignore();
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}
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}
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void ImportTool::DragLeave(QDragLeaveEvent* event)
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{
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if (!dragged_footage_.isEmpty()) {
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parent()->ClearGhosts();
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dragged_footage_.clear();
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event->accept();
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} else {
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event->ignore();
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}
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}
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void ImportTool::DragDrop(TimelineViewMouseEvent *event)
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{
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if (!dragged_footage_.isEmpty()) {
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DropGhosts(event->GetModifiers() & Qt::ControlModifier);
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event->accept();
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} else {
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event->ignore();
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}
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}
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void ImportTool::PlaceAt(const QList<Footage *> &footage, const rational &start, bool insert)
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{
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PlaceAt(FootageToDraggedFootage(footage), start, insert);
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}
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void ImportTool::PlaceAt(const QList<DraggedFootage> &footage, const rational &start, bool insert)
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{
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dragged_footage_ = footage;
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if (dragged_footage_.isEmpty()) {
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return;
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}
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PrepGhosts(start, 0);
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DropGhosts(insert);
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}
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void ImportTool::FootageToGhosts(rational ghost_start, const QList<DraggedFootage> &footage_list, const rational& dest_tb, const int& track_start)
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{
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foreach (const DraggedFootage& footage, footage_list) {
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// Each stream is offset by one track per track "type", we keep track of them in this vector
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QVector<int> track_offsets(Timeline::kTrackTypeCount);
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track_offsets.fill(track_start);
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QVector<TimelineViewGhostItem*> footage_ghosts;
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rational footage_duration;
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bool contains_image_stream = false;
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quint64 enabled_streams = footage.streams();
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// Loop through all streams in footage
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foreach (StreamPtr stream, footage.footage()->streams()) {
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Timeline::TrackType track_type = TrackTypeFromStreamType(stream->type());
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quint64 cached_enabled_streams = enabled_streams;
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enabled_streams >>= 1;
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// Check if this stream has a compatible TrackList
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if (track_type == Timeline::kTrackTypeNone
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|| !(cached_enabled_streams & 0x1)) {
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continue;
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}
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TimelineViewGhostItem* ghost = new TimelineViewGhostItem();
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if (stream->type() == Stream::kVideo
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&& std::static_pointer_cast<VideoStream>(stream)->video_type() == VideoStream::kVideoTypeStill) {
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// Stream is essentially length-less - we may use the default still image length in config,
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// or we may use another stream's length depending on the circumstance
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contains_image_stream = true;
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} else {
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// Rescale stream duration to timeline timebase
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// Convert to rational time
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if (footage.footage()->workarea()->enabled()) {
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footage_duration = qMax(footage_duration, footage.footage()->workarea()->range().length());
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ghost->SetMediaIn(footage.footage()->workarea()->in());
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} else {
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int64_t stream_duration = Timecode::rescale_timestamp_ceil(stream->duration(), stream->timebase(), dest_tb);
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footage_duration = qMax(footage_duration, Timecode::timestamp_to_time(stream_duration, dest_tb));
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}
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}
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ghost->SetTrack(TrackReference(track_type, track_offsets.at(track_type)));
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// Increment track count for this track type
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track_offsets[track_type]++;
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ghost->SetData(TimelineViewGhostItem::kAttachedFootage, QVariant::fromValue(stream));
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ghost->SetMode(Timeline::kMove);
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footage_ghosts.append(ghost);
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}
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if (contains_image_stream && footage_duration.isNull()) {
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// Footage must ONLY be image streams so no duration value was found, use default in config
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footage_duration = Config::Current()["DefaultStillLength"].value<rational>();
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}
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foreach (TimelineViewGhostItem* ghost, footage_ghosts) {
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ghost->SetIn(ghost_start);
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ghost->SetOut(ghost_start + footage_duration);
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snap_points_.append(ghost->GetIn());
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snap_points_.append(ghost->GetOut());
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parent()->AddGhost(ghost);
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}
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// Stack each ghost one after the other
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ghost_start += footage_duration;
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}
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}
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void ImportTool::PrepGhosts(const rational& frame, const int& track_index)
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{
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if (parent()->GetConnectedNode()) {
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FootageToGhosts(frame,
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dragged_footage_,
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parent()->timebase(),
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track_index);
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}
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}
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void ImportTool::DropGhosts(bool insert)
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{
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QUndoCommand* command = new QUndoCommand();
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NodeGraph* dst_graph = nullptr;
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ViewerOutput* viewer_node = nullptr;
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Sequence* open_sequence = nullptr;
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if (parent()->GetConnectedNode()) {
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viewer_node = parent()->GetConnectedNode();
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dst_graph = static_cast<NodeGraph*>(parent()->GetConnectedNode()->parent());
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} else {
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// There's no active timeline here, ask the user what to do
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DropWithoutSequenceBehavior behavior = static_cast<DropWithoutSequenceBehavior>(Config::Current()["DropWithoutSequenceBehavior"].toInt());
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if (behavior == kDWSAsk) {
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QCheckBox* dont_ask_again_box = new QCheckBox(tr("Don't ask me again"));
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QMessageBox mbox(parent());
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mbox.setIcon(QMessageBox::Question);
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mbox.setWindowTitle(tr("No Active Sequence"));
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mbox.setText(tr("No sequence is currently open. Would you like to create one?"));
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mbox.setCheckBox(dont_ask_again_box);
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QPushButton* auto_params_btn = mbox.addButton(tr("Automatically Detect Parameters From Footage"), QMessageBox::YesRole);
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QPushButton* manual_params_btn = mbox.addButton(tr("Set Parameters Manually"), QMessageBox::NoRole);
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mbox.addButton(QMessageBox::Cancel);
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mbox.exec();
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if (mbox.clickedButton() == auto_params_btn) {
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behavior = kDWSAuto;
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} else if (mbox.clickedButton() == manual_params_btn) {
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behavior = kDWSManual;
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} else {
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behavior = kDWSDisable;
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}
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if (behavior != kDWSDisable && dont_ask_again_box->isChecked()) {
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Config::Current()["DropWithoutSequenceBehavior"] = behavior;
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}
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}
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if (behavior != kDWSDisable) {
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ProjectPtr active_project = Core::instance()->GetActiveProject();
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if (active_project) {
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SequencePtr new_sequence = Core::instance()->CreateNewSequenceForProject(active_project.get());
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new_sequence->set_default_parameters();
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bool sequence_is_valid = true;
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if (behavior == kDWSAuto) {
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QList<Footage*> footage_only;
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foreach (const DraggedFootage& df, dragged_footage_) {
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footage_only.append(df.footage());
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}
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new_sequence->set_parameters_from_footage(footage_only);
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} else {
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SequenceDialog sd(new_sequence.get(), SequenceDialog::kNew, parent());
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sd.SetUndoable(false);
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if (sd.exec() != QDialog::Accepted) {
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sequence_is_valid = false;
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}
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}
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if (sequence_is_valid) {
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new_sequence->add_default_nodes();
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new ProjectViewModel::AddItemCommand(Core::instance()->GetActiveProjectModel(),
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Core::instance()->GetSelectedFolderInActiveProject(),
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new_sequence,
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command);
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FootageToGhosts(0, dragged_footage_, new_sequence->video_params().time_base(), 0);
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dst_graph = new_sequence.get();
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viewer_node = new_sequence->viewer_output();
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// Set this as the sequence to open
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open_sequence = new_sequence.get();
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}
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}
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}
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}
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if (dst_graph) {
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QVector<Block*> block_items(parent()->GetGhostItems().size());
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// Check if we're inserting
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if (insert) {
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InsertGapsAtGhostDestination(command);
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}
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for (int i=0;i<parent()->GetGhostItems().size();i++) {
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TimelineViewGhostItem* ghost = parent()->GetGhostItems().at(i);
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StreamPtr footage_stream = ghost->GetData(TimelineViewGhostItem::kAttachedFootage).value<StreamPtr>();
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ClipBlock* clip = new ClipBlock();
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clip->set_media_in(ghost->GetMediaIn());
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clip->set_length_and_media_out(ghost->GetLength());
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clip->SetLabel(footage_stream->footage()->name());
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new NodeAddCommand(dst_graph, clip, command);
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switch (footage_stream->type()) {
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case Stream::kVideo:
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{
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VideoInput* video_input = new VideoInput();
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video_input->SetStream(footage_stream);
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new NodeAddCommand(dst_graph, video_input, command);
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new NodeEdgeAddCommand(video_input->output(), clip->texture_input(), command);
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/*
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MatrixGenerator* matrix = new MatrixGenerator();
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new NodeAddCommand(dst_graph, matrix, command);
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MathNode* multiply = new MathNode();
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multiply->SetOperation(MathNode::kOpMultiply);
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new NodeAddCommand(dst_graph, multiply, command);
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new NodeEdgeAddCommand(video_input->output(), multiply->param_a_in(), command);
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new NodeEdgeAddCommand(matrix->output(), multiply->param_b_in(), command);
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new NodeEdgeAddCommand(multiply->output(), clip->texture_input(), command);
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*/
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break;
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}
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case Stream::kAudio:
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{
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AudioInput* audio_input = new AudioInput();
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audio_input->SetStream(footage_stream);
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new NodeAddCommand(dst_graph, audio_input, command);
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VolumeNode* volume_node = new VolumeNode();
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new NodeAddCommand(dst_graph, volume_node, command);
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new NodeEdgeAddCommand(audio_input->output(), volume_node->samples_input(), command);
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new NodeEdgeAddCommand(volume_node->output(), clip->texture_input(), command);
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break;
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}
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default:
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break;
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}
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new TrackPlaceBlockCommand(viewer_node->track_list(ghost->GetAdjustedTrack().type()),
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ghost->GetAdjustedTrack().index(),
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clip,
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ghost->GetAdjustedIn(),
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command);
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block_items.replace(i, clip);
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// Link any clips so far that share the same Footage with this one
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for (int j=0;j<i;j++) {
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StreamPtr footage_compare = parent()->GetGhostItems().at(j)->GetData(TimelineViewGhostItem::kAttachedFootage).value<StreamPtr>();
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if (footage_compare->footage() == footage_stream->footage()) {
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Block::Link(block_items.at(j), clip);
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}
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}
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}
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}
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Core::instance()->undo_stack()->pushIfHasChildren(command);
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parent()->ClearGhosts();
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dragged_footage_.clear();
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if (open_sequence) {
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Core::instance()->main_window()->OpenSequence(open_sequence);
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}
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}
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ImportTool::DraggedFootage ImportTool::FootageToDraggedFootage(Footage *f)
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{
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return DraggedFootage(f, f->get_enabled_stream_flags());
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}
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QList<ImportTool::DraggedFootage> ImportTool::FootageToDraggedFootage(QList<Footage *> footage)
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{
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QList<DraggedFootage> df;
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foreach (Footage* f, footage) {
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df.append(FootageToDraggedFootage(f));
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}
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return df;
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}
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QString ImportTool::tr(const char *s)
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{
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return QCoreApplication::translate("ImportTool", s);
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}
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OLIVE_NAMESPACE_EXIT
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