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work in progress selection timeline

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Bruno
2021-06-06 00:17:19 +02:00
parent 552c09d377
commit b6c853c308
5 changed files with 363 additions and 35 deletions
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73
UserInterfaceManager.cpp
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@@ -2102,41 +2102,82 @@ void SourceController::RenderSelection(size_t i)
///
///
ImGui::BeginChild("##v_scroll", rendersize, false, ImGuiWindowFlags_AlwaysVerticalScrollbar);
// get max duration
GstClockTime maxduration = 0;
for (auto source = selection_.begin(); source != selection_.end(); ++source) {
MediaSource *ms = dynamic_cast<MediaSource *>(*source);
if (ms != nullptr) {
GstClockTime d = ((double) ms->mediaplayer()->timeline()->sectionsDuration() / ms->mediaplayer()->playSpeed());
if ( d > maxduration )
maxduration = d;
}
}
// draw list
ImGui::BeginChild("##v_scroll2", rendersize, false, ImGuiWindowFlags_AlwaysVerticalScrollbar);
{
ImGui::PushStyleVar(ImGuiStyleVar_ItemSpacing, ImVec2(0.f, _v_space));
for (auto source = selection_.begin(); source != selection_.end(); ++source) {
ImVec2 framesize(1.5f * _timeline_height * (*source)->frame()->aspectRatio(), 1.5f * _timeline_height);
ImVec2 image_top = ImGui::GetCursorPos();
// Thumbnail of source (clic to open)
if (SourceButton(*source, framesize))
UserInterface::manager().showSourceEditor(*source);
// ImGui::SetCursorPos(image_top + ImVec2( _h_space, framesize.y));
// text below thumbnail to show status
const char *icon = ICON_FA_SNOWFLAKE;
if ((*source)->active())
ImGui::Text("%s %s", (*source)->playing() ? ICON_FA_PLAY : ICON_FA_PAUSE, GstToolkit::time_to_string((*source)->playtime()).c_str() );
else
ImGui::Text("%s %s", ICON_FA_SNOWFLAKE, GstToolkit::time_to_string((*source)->playtime()).c_str() );
ImGui::SetCursorPos(image_top + ImVec2( framesize.x + _h_space, 0));
icon = (*source)->playing() ? ICON_FA_PLAY : ICON_FA_PAUSE;
ImGui::Text("%s %s", icon, GstToolkit::time_to_string((*source)->playtime()).c_str() );
MediaSource *ms = dynamic_cast<MediaSource *>(*source);
if (ms != nullptr) {
ImGui::SetCursorPos(image_top + ImVec2( framesize.x + _h_space, 0));
MediaPlayer *mp = ms->mediaplayer();
ImVec2 size(rendersize.x - framesize.x - _h_space - _scrollbar, 2.f * _timeline_height);
bool released = false;
ImGuiToolkit::EditPlotHistoLines("##TimelineArray",
mp->timeline()->gapsArray(),
mp->timeline()->fadingArray(),
MAX_TIMELINE_ARRAY, 0.f, 1.f, true, &released, size);
Timeline *tl = mp->timeline();
// cut gaps
// // timeline of MediaSource to the right
// static float gaps[MAX_TIMELINE_ARRAY];
// static float fade[MAX_TIMELINE_ARRAY];
// size_t numsteps = tl->fillSectionsArrays(gaps, fade) - 1;
ImVec2 size(rendersize.x - framesize.x - _h_space - _scrollbar, 1.5f * _timeline_height);
GstClockTime playtime = 0;
// GstClockTime d = tl->sectionsDuration();
// size.x = size.x * d / ( maxduration * mp->playSpeed() );
// ImGuiToolkit::ShowPlotHistoLines("##TimelineArray2", gaps, fade, numsteps, 0.f, 1.f, size);
TimeIntervalSet se = tl->sections();
for (auto section = se.begin(); section != se.end(); ++section) {
GstClockTime d = section->duration();
float w = size.x * d / ( maxduration * mp->playSpeed() );
ImGuiToolkit::Timeline("##timeline2", mp->position(), section->begin, section->end, tl->step(), w);
ImGui::SameLine(0,1);
playtime += d;
}
// ImGuiToolkit::Timeline("##timeline2", mp->position(), tl->begin(), tl->end(), tl->step(), size.x);
// text below timeline to show info
ImGui::SetCursorPos(image_top + ImVec2( framesize.x + _h_space, 1.5f * _timeline_height + _v_space));
GstClockTime t = (GstClockTime) ( (double) playtime / mp->playSpeed() );
ImGui::Text("%s play time / %.2f speed = %s (effective duration)", GstToolkit::time_to_string(playtime).c_str(), mp->playSpeed(), GstToolkit::time_to_string(t).c_str());
}
ImGui::Spacing();
// next line position
ImGui::SetCursorPos(image_top + ImVec2(0, 2.0f * _timeline_height + _v_space));
// ImGui::Spacing();
}
ImGui::Columns(1);
ImGui::PopStyleVar();
}
ImGui::EndChild();