mirror of
https://github.com/brunoherbelin/vimix.git
synced 2025-12-16 04:40:08 +01:00
Timeline management in Player
Actions at key times (durations of all videos) to allow to adjust other videos duration (change speed of cut)
This commit is contained in:
Bruno
@@ -1986,6 +1986,7 @@ void ToolBox::Render()
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SourceController::SourceController() : _min_width(0.f), _h_space(0.f), _v_space(0.f), _buttons_height(0.f),
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_timeline_height(0.f), _scrollbar(0.f), _mediaplayer_height(0.f), _buttons_width(0.f),
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active_label_(LABEL_AUTO_MEDIA_PLAYER), active_selection_(-1),
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_selection_context_menu(false), _selection_mediaplayer(nullptr), _selection_target_slower(0), _selection_target_faster(0),
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media_playing_mode_(false), slider_pressed_(false)
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{
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info_.setExtendedStringMode();
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@@ -2275,18 +2276,24 @@ void SourceController::RenderSelection(size_t i)
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// get max duration and max frame width
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GstClockTime maxduration = 0;
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std::list<guint64> durations;
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float maxframewidth = 0.f;
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for (auto source = selection_.begin(); source != selection_.end(); ++source) {
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// collect durations of all media sources
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MediaSource *ms = dynamic_cast<MediaSource *>(*source);
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if (ms != nullptr) {
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GstClockTime d = (static_cast<double>(ms->mediaplayer()->timeline()->sectionsDuration()) / ms->mediaplayer()->playSpeed());
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if ( d > maxduration )
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maxduration = d;
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}
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if (ms != nullptr)
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durations.push_back(static_cast<guint64>(static_cast<double>(ms->mediaplayer()->timeline()->sectionsDuration()) / ms->mediaplayer()->playSpeed()));
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// compute the displayed width of frames of this source, and keep the max to align afterwards
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float w = 1.5f * _timeline_height * (*source)->frame()->aspectRatio();
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if ( w > maxframewidth)
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maxframewidth = w;
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}
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if (durations.size()>0) {
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durations.sort();
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durations.unique();
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maxduration = durations.back();
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}
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// compute the ratio for timeline rendering : width (pixel) per time unit (ms)
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const float w = rendersize.x -maxframewidth - 3.f * _h_space - _scrollbar;
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const double width_ratio = static_cast<double>(w) / static_cast<double>(maxduration);
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@@ -2294,6 +2301,7 @@ void SourceController::RenderSelection(size_t i)
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// draw list in a scroll area
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ImGui::BeginChild("##v_scroll2", rendersize, false);
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{
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// draw play time scale if a duration is set
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if (maxduration > 0) {
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ImGui::SetCursorPos(ImGui::GetCursorPos() + ImVec2( maxframewidth + _h_space, 0));
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@@ -2311,7 +2319,9 @@ void SourceController::RenderSelection(size_t i)
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UserInterface::manager().showSourceEditor(*source);
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// text below thumbnail to show status
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ImGui::Text(" %s %s", SourcePlayIcon(*source), GstToolkit::time_to_string((*source)->playtime()).c_str() );
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ImGuiToolkit::PushFont(ImGuiToolkit::FONT_MONO);
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ImGui::Text("%s %s", SourcePlayIcon(*source), GstToolkit::time_to_string((*source)->playtime()).c_str() );
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ImGui::PopFont();
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// get media source
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MediaSource *ms = dynamic_cast<MediaSource *>(*source);
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@@ -2320,21 +2330,124 @@ void SourceController::RenderSelection(size_t i)
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MediaPlayer *mp = ms->mediaplayer();
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// start to draw timeline aligned at maximum frame width + horizontal space
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ImGui::SetCursorPos(image_top + ImVec2( maxframewidth + _h_space, 0));
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ImVec2 pos = image_top + ImVec2( maxframewidth + _h_space, 0);
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ImGui::SetCursorPos(pos);
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// draw the mediaplayer's timeline, with the indication of cursor position
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// NB: use the same width/time ratio for all to ensure timing vertical correspondance
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DrawTimeline("##timeline_mediaplayer", mp->timeline(), mp->position(), width_ratio / fabs(mp->playSpeed()), framesize.y);
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ImGui::SetCursorPos(image_top + ImVec2( maxframewidth + _h_space, framesize.y + _v_space));
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ImGui::Text("%s play time @ %.2f speed / %s (max duration)",
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GstToolkit::time_to_string(mp->timeline()->sectionsDuration()).c_str(),
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mp->playSpeed(), GstToolkit::time_to_string(maxduration).c_str());
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// next icon buttons are small
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ImGui::PushStyleVar(ImGuiStyleVar_FramePadding, ImVec2(3.f, 3.f));
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// next buttons sub id
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ImGui::PushID( static_cast<int>(mp->id()));
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// display play speed
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ImGui::SetCursorPos(pos + ImVec2( 0.f, framesize.y + _v_space));
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ImGui::Text(UNICODE_MULTIPLY " %.2f", mp->playSpeed());
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// if not 1x speed, offer to reset
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if ( fabs( fabs(mp->playSpeed()) - 1.0 ) > EPSILON ) {
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ImGui::SameLine(0,_h_space);
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if (ImGuiToolkit::ButtonIcon(19, 15, "Reset speed"))
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mp->setPlaySpeed( 1.0 );
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}
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// if more than one duration of media players, add buttons to adjust
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if (durations.size() > 1)
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{
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for (auto d = durations.crbegin(); d != durations.crend(); ++d) {
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ImGui::PushID( static_cast<int>(*d));
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// calculate position of icons
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double x = static_cast<double>(*d) * width_ratio;
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ImGui::SetCursorPos(pos + ImVec2( static_cast<float>(x) - 2.f, framesize.y + _v_space) );
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// depending on position relative to media play duration, offer corresponding action
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double secdur = static_cast<double>(mp->timeline()->sectionsDuration());
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guint64 playdur = static_cast<guint64>( secdur / fabs(mp->playSpeed()) );
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// last icon in the timeline
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if ( playdur == (*d) ) {
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// not the minimum duration :
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if (playdur > durations.front() ) {
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// offer to speed up or slow down [<>]
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if (playdur < durations.back() ) {
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if ( ImGuiToolkit::ButtonIcon(0, 12, "Adjust duration") ) {
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auto prev = d;
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prev--;
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_selection_target_slower = SIGN(mp->playSpeed()) * secdur / static_cast<double>(*prev);
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auto next = d;
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next++;
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_selection_target_faster = SIGN(mp->playSpeed()) * secdur / static_cast<double>(*next);
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_selection_mediaplayer = mp;
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_selection_context_menu = true;
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}
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}
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// offer to speed up [< ]
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else if ( ImGuiToolkit::ButtonIcon(8, 12, "Adjust duration") ) {
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auto next = d;
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next++;
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_selection_target_faster = SIGN(mp->playSpeed()) * secdur / static_cast<double>(*next);
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_selection_target_slower = 0.0;
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_selection_mediaplayer = mp;
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_selection_context_menu = true;
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}
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}
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// minimum duration : offer to slow down [ >]
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else if ( ImGuiToolkit::ButtonIcon(9, 12, "Adjust duration") ) {
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_selection_target_faster = 0.0;
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auto prev = d;
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prev--;
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_selection_target_slower = SIGN(mp->playSpeed()) * secdur / static_cast<double>(*prev);
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_selection_mediaplayer = mp;
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_selection_context_menu = true;
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}
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}
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// middle buttons : offer to cut at this position
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else if ( playdur > (*d) ) {
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char text_buf[256];
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GstClockTime cutposition = (*d) * fabs(mp->playSpeed());
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ImFormatString(text_buf, IM_ARRAYSIZE(text_buf), "Cut at %s",
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GstToolkit::time_to_string(cutposition, GstToolkit::TIME_STRING_MINIMAL).c_str());
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if ( ImGuiToolkit::ButtonIcon(9, 3, text_buf) ) {
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if ( mp->timeline()->cut(cutposition, false, true) ) {
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std::ostringstream info;
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info << SystemToolkit::base_filename( mp->filename() ) << ": Timeline " <<text_buf;
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Action::manager().store(info.str());
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}
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}
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}
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ImGui::PopID();
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}
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}
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// special case when all media players are (cut to) the same size
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else if ( durations.size() > 0) {
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// calculate position of icon
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double x = static_cast<double>(durations.front()) * width_ratio;
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ImGui::SetCursorPos(pos + ImVec2( static_cast<float>(x) - 2.f, framesize.y + _v_space) );
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// offer only to adjust size by removing ending gap
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if ( mp->timeline()->gapAt( mp->timeline()->end() ) ) {
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if ( ImGuiToolkit::ButtonIcon(7, 0, "Remove end gap" )){
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if ( mp->timeline()->removeGaptAt(mp->timeline()->end()) ) {
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std::ostringstream info;
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info << SystemToolkit::base_filename( mp->filename() ) << ": Timeline Remove end gap";
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Action::manager().store(info.str());
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}
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}
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}
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}
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ImGui::PopStyleVar();
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ImGui::PopID();
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}
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// next line position
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ImGui::SetCursorPos(image_top + ImVec2(0, 2.0f * _timeline_height + _v_space));
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// ImGui::Spacing();
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ImGui::SetCursorPos(image_top + ImVec2(0, 2.0f * _timeline_height + 2.f * _v_space));
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}
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}
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@@ -2342,6 +2455,11 @@ void SourceController::RenderSelection(size_t i)
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}
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///
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/// context menu from actions above
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///
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RenderSelectionContextMenu();
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///
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/// Play button bar
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///
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@@ -2391,6 +2509,45 @@ void SourceController::RenderSelection(size_t i)
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ImGui::PopStyleColor(4);
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}
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void SourceController::RenderSelectionContextMenu()
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{
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if (_selection_mediaplayer == nullptr)
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return;
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if (_selection_context_menu) {
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ImGui::OpenPopup("_speedchange_context_menu");
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_selection_context_menu = false;
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}
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if (ImGui::BeginPopup("_speedchange_context_menu"))
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{
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std::ostringstream info;
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info << SystemToolkit::base_filename( _selection_mediaplayer->filename() );
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if ( ImGuiToolkit::MenuItemIcon(14, 16, ICON_FA_CARET_LEFT " Accelerate", false, fabs(_selection_target_faster) > 0 )){
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_selection_mediaplayer->setPlaySpeed( _selection_target_faster );
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info << ": Speed x" << std::setprecision(3) << _selection_target_faster;
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Action::manager().store(info.str());
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}
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if ( ImGuiToolkit::MenuItemIcon(15, 16, ICON_FA_CARET_RIGHT " Slow down", false, fabs(_selection_target_slower) > 0 )){
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_selection_mediaplayer->setPlaySpeed( _selection_target_slower );
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info << ": Speed x" << std::setprecision(3) << _selection_target_slower;
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Action::manager().store(info.str());
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}
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if ( _selection_mediaplayer->timeline()->gapAt( _selection_mediaplayer->timeline()->end()) ) {
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if ( ImGuiToolkit::MenuItemIcon(7, 0, "Remove end gap" )){
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info << ": Remove end gap ";
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if ( _selection_mediaplayer->timeline()->removeGaptAt(_selection_mediaplayer->timeline()->end()) )
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Action::manager().store(info.str());
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}
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}
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ImGui::EndPopup();
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}
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}
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bool SourceController::SourceButton(Source *s, ImVec2 framesize)
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{
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bool ret = false;
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@@ -2722,13 +2879,22 @@ void SourceController::RenderMediaPlayer(MediaPlayer *mp)
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if ( ImGuiToolkit::ButtonIconMultistate(iconsloop, ¤t_loop) )
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mp->setLoop( (MediaPlayer::LoopMode) current_loop );
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std::ostringstream oss;
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oss << SystemToolkit::base_filename( mp->filename() );
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// speed slider (if enough space)
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float speed = static_cast<float>(mp->playSpeed());
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if ( rendersize.x > _min_width * 1.4f ) {
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ImGui::SameLine(0, MAX(_h_space * 2.f, rendersize.x - _min_width * 1.6f) );
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ImGui::SetNextItemWidth(ImGui::GetContentRegionAvail().x - _buttons_height );
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if (ImGui::DragFloat( "##Speed", &speed, 0.01f, -10.f, 10.f, "Speed x %.1f", 2.f))
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if (ImGui::DragFloat( "##Speed", &speed, 0.01f, -10.f, 10.f, "Speed " UNICODE_MULTIPLY " %.1f", 2.f))
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mp->setPlaySpeed( static_cast<double>(speed) );
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if (ImGui::IsItemDeactivatedAfterEdit()){
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oss << ": Speed x" << std::setprecision(3) << speed;
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Action::manager().store(oss.str());
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}
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}
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///
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@@ -2742,15 +2908,18 @@ void SourceController::RenderMediaPlayer(MediaPlayer *mp)
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ImGui::OpenPopup( "MenuTimeline" );
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if (ImGui::BeginPopup( "MenuTimeline" ))
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{
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if (ImGui::MenuItem(UNICODE_MULTIPLY " " ICON_FA_CARET_RIGHT " Reset speed" )){
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if (ImGuiToolkit::MenuItemIcon(19,15,"Reset speed" )){
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speed = 1.f;
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mp->setPlaySpeed( static_cast<double>(speed) );
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oss << ": Speed x1";
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Action::manager().store(oss.str());
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}
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if (ImGui::MenuItem(ICON_FA_WINDOW_CLOSE " Reset timeline" )){
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timeline_zoom = 1.f;
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mp->timeline()->clearFading();
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mp->timeline()->clearGaps();
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Action::manager().store("Timeline Reset");
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oss << ": Reset timeline";
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Action::manager().store(oss.str());
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}
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if (ImGui::BeginMenu(ICON_FA_RANDOM " Auto fading"))
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{
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@@ -2759,15 +2928,19 @@ void SourceController::RenderMediaPlayer(MediaPlayer *mp)
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if (ImGui::MenuItem(names[i])) {
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mp->timeline()->autoFading( 250 * (int ) pow(2, i) );
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mp->timeline()->smoothFading( 2 * (i + 1) );
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Action::manager().store("Timeline Auto fading");
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oss << ": Timeline Auto fading " << 250 * (int ) pow(2, i);
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Action::manager().store(oss.str());
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}
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}
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ImGui::EndMenu();
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}
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if (ImGui::BeginMenu(ICON_FA_CUT " Auto cut" )){
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if (ImGui::MenuItem("Cut faded areas"))
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if (mp->timeline()->autoCut())
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Action::manager().store("Timeline Auto cut");
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if (ImGuiToolkit::MenuItemIcon(14, 12, "Cut faded areas" ))
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if (mp->timeline()->autoCut()){
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oss << ": Cut faded areas";
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Action::manager().store(oss.str());
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}
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ImGui::EndMenu();
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}
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@@ -2820,7 +2993,11 @@ void SourceController::RenderMediaPlayer(MediaPlayer *mp)
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else if (released)
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{
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tl->refresh();
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Action::manager().store("Timeline change");
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if (Settings::application.widget.timeline_editmode)
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oss << ": Timeline cut";
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else
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oss << ": Timeline opacity";
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Action::manager().store(oss.str());
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}
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// custom timeline slider
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@@ -2840,10 +3017,27 @@ void SourceController::RenderMediaPlayer(MediaPlayer *mp)
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ImGui::SetCursorScreenPos(bottom + ImVec2(1.f, 0.5f * _timeline_height));
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if (Settings::application.widget.timeline_editmode) {
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// action auto cut
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if (ImGuiToolkit::IconButton(9, 3, "Cut at cursor")) {
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if (mp->timeline()->cut(mp->position()))
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Action::manager().store("Timeline Cut");
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// action cut
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if (mp->isPlaying()) {
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ImGuiToolkit::HelpIcon("Pause video to enable cut options", 9, 3);
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}
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else if (ImGuiToolkit::IconButton(9, 3, "Cut at cursor")) {
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ImGui::OpenPopup("timeline_cut_context_menu");
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}
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if (ImGui::BeginPopup("timeline_cut_context_menu")){
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if (ImGuiToolkit::MenuItemIcon(1,0,"Cut left")){
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if (mp->timeline()->cut(mp->position(), true, false)) {
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oss << ": Timeline cut";
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Action::manager().store(oss.str());
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}
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}
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if (ImGuiToolkit::MenuItemIcon(2,0,"Cut right")){
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if (mp->timeline()->cut(mp->position(), false, false)){
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oss << ": Timeline cut";
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Action::manager().store(oss.str());
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}
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}
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ImGui::EndPopup();
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}
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}
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else {
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@@ -2858,7 +3052,8 @@ void SourceController::RenderMediaPlayer(MediaPlayer *mp)
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ImGui::PopButtonRepeat();
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if (_actionsmooth > 0 && ImGui::IsMouseReleased(ImGuiMouseButton_Left)) {
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Action::manager().store("Timeline Smooth");
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oss << ": Timeline opacity smooth";
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Action::manager().store(oss.str());
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_actionsmooth = 0;
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}
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}
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