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media: implement importing SRT files

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This commit is contained in:
itsmattkc
2022-05-11 13:48:59 -07:00
parent f17c119c29
commit 83e7707025
19 changed files with 517 additions and 76 deletions
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app/widget/timelinewidget/tool/import.cpp
+102 -60
View File
@@ -30,6 +30,7 @@
#include "core.h"
#include "dialog/sequence/sequence.h"
#include "node/audio/volume/volume.h"
#include "node/block/subtitle/subtitle.h"
#include "node/distort/transform/transformdistortnode.h"
#include "node/generator/matrix/matrix.h"
#include "node/math/math/math.h"
@@ -154,6 +155,7 @@ void ImportTool::DragLeave(QDragLeaveEvent* event)
{
if (!dragged_footage_.isEmpty()) {
parent()->ClearGhosts();
parent()->ClearTentativeSubtitleTrack();
dragged_footage_.clear();
event->accept();
@@ -235,25 +237,27 @@ void ImportTool::FootageToGhosts(rational ghost_start, const DraggedFootageData
// Create ghosts
foreach (const Track::Reference& ref, it->second) {
Track::Type track_type = ref.type();
Track::Reference dest_track(track_type, track_offsets.at(track_type));
TimelineViewGhostItem* ghost = new TimelineViewGhostItem();
if (track_type == Track::kVideo || track_type == Track::kAudio) {
auto ghost = CreateGhost(TimeRange(ghost_start, ghost_start + footage_duration), ghost_in, dest_track);
ghost->SetIn(ghost_start);
ghost->SetOut(ghost_start + footage_duration);
ghost->SetMediaIn(ghost_in);
ghost->SetTrack(Track::Reference(track_type, track_offsets.at(track_type)));
// Increment track count for this track type
track_offsets[track_type]++;
snap_points_.push_back(ghost->GetIn());
snap_points_.push_back(ghost->GetOut());
TimelineViewGhostItem::AttachedFootage af = {it->first, ref.ToString()};
ghost->SetData(TimelineViewGhostItem::kAttachedFootage, QVariant::fromValue(af));
} else if (track_type == Track::kSubtitle) {
SubtitleParams sp = footage->GetSubtitleParams(ref.index());
// Increment track count for this track type
track_offsets[track_type]++;
for (const Subtitle &sub : sp) {
auto ghost = CreateGhost(sub.time() + ghost_start, 0, dest_track);
TimelineViewGhostItem::AttachedFootage af = {it->first, ref.ToString()};
ghost->SetData(TimelineViewGhostItem::kAttachedFootage, QVariant::fromValue(af));
ghost->SetMode(Timeline::kMove);
ghost->SetData(TimelineViewGhostItem::kAttachedFootage, QVariant::fromValue(sub));
}
parent()->AddGhost(ghost);
parent()->AddTentativeSubtitleTrack();
}
}
// Stack each ghost one after the other
@@ -276,6 +280,10 @@ void ImportTool::DropGhosts(bool insert)
{
MultiUndoCommand* command = new MultiUndoCommand();
if (MultiUndoCommand *c = parent()->TakeSubtitleSectionCommand()) {
command->add_child(c);
}
NodeGraph* dst_graph = nullptr;
Sequence* sequence = this->sequence();
bool open_sequence = false;
@@ -384,69 +392,83 @@ void ImportTool::DropGhosts(bool insert)
for (int i=0;i<parent()->GetGhostItems().size();i++) {
TimelineViewGhostItem* ghost = parent()->GetGhostItems().at(i);
Block* block = nullptr;
TimelineViewGhostItem::AttachedFootage footage_stream = ghost->GetData(TimelineViewGhostItem::kAttachedFootage).value<TimelineViewGhostItem::AttachedFootage>();
Track::Type track_type = ghost->GetAdjustedTrack().type();
if (track_type == Track::kVideo || track_type == Track::kAudio) {
TimelineViewGhostItem::AttachedFootage footage_stream = ghost->GetData(TimelineViewGhostItem::kAttachedFootage).value<TimelineViewGhostItem::AttachedFootage>();
ClipBlock* clip = new ClipBlock();
clip->set_media_in(ghost->GetMediaIn());
clip->set_length_and_media_out(ghost->GetLength());
clip->SetLabel(footage_stream.footage->GetLabel());
command->add_child(new NodeAddCommand(dst_graph, clip));
ClipBlock* clip = new ClipBlock();
block = clip;
clip->set_media_in(ghost->GetMediaIn());
clip->SetLabel(footage_stream.footage->GetLabel());
command->add_child(new NodeAddCommand(dst_graph, clip));
// Position clip in its own context
command->add_child(new NodeSetPositionCommand(clip, clip, QPointF(0, 0)));
// Position clip in its own context
command->add_child(new NodeSetPositionCommand(clip, clip, QPointF(0, 0)));
int dep_pos = kDefaultDistanceFromOutput;
int dep_pos = kDefaultDistanceFromOutput;
// Position footage in its context
command->add_child(new NodeSetPositionCommand(footage_stream.footage, clip, QPointF(dep_pos, 0)));
// Position footage in its context
command->add_child(new NodeSetPositionCommand(footage_stream.footage, clip, QPointF(dep_pos, 0)));
dep_pos++;
dep_pos++;
switch (Track::Reference::TypeFromString(footage_stream.output)) {
case Track::kVideo:
{
TransformDistortNode* transform = new TransformDistortNode();
command->add_child(new NodeAddCommand(dst_graph, transform));
switch (Track::Reference::TypeFromString(footage_stream.output)) {
case Track::kVideo:
{
TransformDistortNode* transform = new TransformDistortNode();
command->add_child(new NodeAddCommand(dst_graph, transform));
command->add_child(new NodeSetValueHintCommand(transform, TransformDistortNode::kTextureInput, -1, Node::ValueHint({NodeValue::kTexture}, footage_stream.output)));
command->add_child(new NodeSetValueHintCommand(transform, TransformDistortNode::kTextureInput, -1, Node::ValueHint({NodeValue::kTexture}, footage_stream.output)));
command->add_child(new NodeEdgeAddCommand(footage_stream.footage, NodeInput(transform, TransformDistortNode::kTextureInput)));
command->add_child(new NodeEdgeAddCommand(transform, NodeInput(clip, ClipBlock::kBufferIn)));
command->add_child(new NodeSetPositionCommand(transform, clip, QPointF(dep_pos, 0)));
break;
command->add_child(new NodeEdgeAddCommand(footage_stream.footage, NodeInput(transform, TransformDistortNode::kTextureInput)));
command->add_child(new NodeEdgeAddCommand(transform, NodeInput(clip, ClipBlock::kBufferIn)));
command->add_child(new NodeSetPositionCommand(transform, clip, QPointF(dep_pos, 0)));
break;
}
case Track::kAudio:
{
VolumeNode* volume_node = new VolumeNode();
command->add_child(new NodeAddCommand(dst_graph, volume_node));
command->add_child(new NodeSetValueHintCommand(volume_node, VolumeNode::kSamplesInput, -1, Node::ValueHint({NodeValue::kSamples}, footage_stream.output)));
command->add_child(new NodeEdgeAddCommand(footage_stream.footage, NodeInput(volume_node, VolumeNode::kSamplesInput)));
command->add_child(new NodeEdgeAddCommand(volume_node, NodeInput(clip, ClipBlock::kBufferIn)));
command->add_child(new NodeSetPositionCommand(volume_node, clip, QPointF(dep_pos, 0)));
break;
}
default:
break;
}
// Link any clips so far that share the same Footage with this one
for (int j=0;j<i;j++) {
TimelineViewGhostItem::AttachedFootage footage_compare = parent()->GetGhostItems().at(j)->GetData(TimelineViewGhostItem::kAttachedFootage).value<TimelineViewGhostItem::AttachedFootage>();
if (footage_compare.footage == footage_stream.footage) {
Block::Link(block_items.at(j), clip);
}
}
} else if (track_type == Track::kSubtitle) {
Subtitle src = ghost->GetData(TimelineViewGhostItem::kAttachedFootage).value<Subtitle>();
SubtitleBlock *sub = new SubtitleBlock();
sub->SetText(src.text());
block = sub;
command->add_child(new NodeAddCommand(dst_graph, sub));
command->add_child(new NodeSetPositionCommand(sub, sub, QPointF(0, 0)));
}
case Track::kAudio:
{
VolumeNode* volume_node = new VolumeNode();
command->add_child(new NodeAddCommand(dst_graph, volume_node));
command->add_child(new NodeSetValueHintCommand(volume_node, VolumeNode::kSamplesInput, -1, Node::ValueHint({NodeValue::kSamples}, footage_stream.output)));
command->add_child(new NodeEdgeAddCommand(footage_stream.footage, NodeInput(volume_node, VolumeNode::kSamplesInput)));
command->add_child(new NodeEdgeAddCommand(volume_node, NodeInput(clip, ClipBlock::kBufferIn)));
command->add_child(new NodeSetPositionCommand(volume_node, clip, QPointF(dep_pos, 0)));
break;
}
default:
break;
}
block->set_length_and_media_out(ghost->GetLength());
command->add_child(new TrackPlaceBlockCommand(sequence->track_list(ghost->GetAdjustedTrack().type()),
ghost->GetAdjustedTrack().index(),
clip,
block,
ghost->GetAdjustedIn()));
block_items.replace(i, clip);
// Link any clips so far that share the same Footage with this one
for (int j=0;j<i;j++) {
TimelineViewGhostItem::AttachedFootage footage_compare = parent()->GetGhostItems().at(j)->GetData(TimelineViewGhostItem::kAttachedFootage).value<TimelineViewGhostItem::AttachedFootage>();
if (footage_compare.footage == footage_stream.footage) {
Block::Link(block_items.at(j), clip);
}
}
block_items.replace(i, block);
}
}
@@ -460,4 +482,24 @@ void ImportTool::DropGhosts(bool insert)
dragged_footage_.clear();
}
TimelineViewGhostItem* ImportTool::CreateGhost(const TimeRange &range, const rational &media_in, const Track::Reference &track)
{
TimelineViewGhostItem* ghost = new TimelineViewGhostItem();
ghost->SetIn(range.in());
ghost->SetOut(range.out());
ghost->SetMediaIn(media_in);
ghost->SetTrack(track);
snap_points_.push_back(ghost->GetIn());
snap_points_.push_back(ghost->GetOut());
ghost->SetMode(Timeline::kMove);
parent()->AddGhost(ghost);
return ghost;
}
}