Toshihiro Shimizu 890ddd
Toshihiro Shimizu 890ddd
Shinya Kitaoka 120a6e
// Rendering components
Toshihiro Shimizu 890ddd
#include "toonz/multimediarenderer.h"
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#include "toonz/movierenderer.h"
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#include "trenderer.h"
Toshihiro Shimizu 890ddd
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// Scene structures
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#include "toonz/toonzscene.h"
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#include "toonz/txsheet.h"
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#include "toonz/fxdag.h"
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#include "toonz/tcolumnfxset.h"
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// Fxs tree decomposition
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#include "toonz/scenefx.h"
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#include "toonz/tcolumnfx.h"
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// Idle processing
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#include <qeventloop></qeventloop>
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//----------------------------------------------------------------------------
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//  Local stuff
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namespace {
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std::wstring removeSpaces(const std::wstring &str) {
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  std::wstring result;
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  std::wstring::size_type a = 0, b;
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  while ((b = str.find_first_of(L" ", a)) != std::wstring::npos) {
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    result += str.substr(a, b - a);
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    a = b + 1;
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  }
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  result += str.substr(a, std::wstring::npos);
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  return result;
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}
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}
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Toshihiro Shimizu 890ddd
//=========================================================
Toshihiro Shimizu 890ddd
//
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//    MultimediaRenderer::Imp   class
Toshihiro Shimizu 890ddd
//
Toshihiro Shimizu 890ddd
//---------------------------------------------------------
Toshihiro Shimizu 890ddd
Shinya Kitaoka d1f6c4
class MultimediaRenderer::Imp final : public MovieRenderer::Listener,
Shinya Kitaoka d1f6c4
                                      public TSmartObject {
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public:
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  ToonzScene *m_scene;
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  TFilePath m_fp;
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  int m_threadCount;
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  bool m_cacheResults;
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  // Output movie frames. May be remapped from rendered ones.
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  double m_xDpi, m_yDpi;
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  TRenderSettings m_renderSettings;
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  std::vector<multimediarenderer::listener *=""> m_listeners;</multimediarenderer::listener>
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  bool m_precomputingEnabled;
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  bool m_canceled;
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  int m_currentFx;
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  set<double>::iterator m_currentFrame;</double>
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  TRenderer *m_currentTRenderer;
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  TFxSet m_fxsToRender;
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  set<double> m_framesToRender;</double>
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  QEventLoop m_eventLoop;
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  int m_multimediaMode;
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  Imp(ToonzScene *scene, const TFilePath &moviePath, int multimediaMode,
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      int threadCount, bool cacheResults);
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  ~Imp();
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  void scanSceneForRenderNodes();
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  void scanSceneForColumns();
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  void scanSceneForLayers();
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  bool scanColsRecursive(TFx *fx);
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  TColumnFx *searchColumn(TFxP fx);
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  TFxP addPostProcessing(TFxP fx, TFxP postProc);
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  void addPostProcessingRecursive(TFxP fx, TFxP postProc);
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  void start();
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  bool onFrameCompleted(int frame) override;
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  bool onFrameFailed(int frame, TException &e) override;
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  void onSequenceCompleted(const TFilePath &fp) override;
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  void onRenderCompleted();
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};
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Toshihiro Shimizu 890ddd
//---------------------------------------------------------
Toshihiro Shimizu 890ddd
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MultimediaRenderer::Imp::Imp(ToonzScene *scene, const TFilePath &moviePath,
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                             int multimediaMode, int threadCount,
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                             bool cacheResults)
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    : m_scene(scene)
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    , m_fp(moviePath)
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    , m_threadCount(threadCount)
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    , m_cacheResults(cacheResults)
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    , m_xDpi(72)
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    , m_yDpi(72)
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    , m_renderSettings()
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    , m_listeners()
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    , m_precomputingEnabled(true)
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    , m_canceled(false)
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    , m_currentFx(0)
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    , m_currentFrame()
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    , m_multimediaMode(multimediaMode) {
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  // Retrieve all fx nodes to be rendered in this process.
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  scanSceneForRenderNodes();
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}
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//---------------------------------------------------------
Toshihiro Shimizu 890ddd
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MultimediaRenderer::Imp::~Imp() {}
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//---------------------------------------------------------
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void MultimediaRenderer::Imp::scanSceneForRenderNodes() {
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  switch (m_multimediaMode) {
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  case COLUMNS:
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    scanSceneForColumns();
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    break;
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  case LAYERS:
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    scanSceneForLayers();
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    break;
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  default:
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    assert(0);
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  }
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}
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//---------------------------------------------------------
Toshihiro Shimizu 890ddd
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//! Retrieve the first level of scene columns, climb their paths
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//! along unary fxs, and then build the scene fxs.
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void MultimediaRenderer::Imp::scanSceneForColumns() {
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  // Retrieve the terminal fxs (ie, fxs which are implicitly
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  // connected to the xsheet one)
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  TXsheet *xsh = m_scene->getXsheet();
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  TFxSet *fxs  = xsh->getFxDag()->getTerminalFxs();
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  // Launch the recursive column climber procedure for each
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  for (int i = 0; i < fxs->getFxCount(); ++i) {
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    TFx *fx = fxs->getFx(i);
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    if (!fx) continue;
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    bool isItARenderFx = scanColsRecursive(fx);
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    if (isItARenderFx) m_fxsToRender.addFx(fx);
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  }
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}
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//---------------------------------------------------------
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//! Returns true if the passed fx is a valid column representant
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bool MultimediaRenderer::Imp::scanColsRecursive(TFx *fx) {
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  // Columns should return true - they are column representant
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  if (dynamic_cast<tcolumnfx *="">(fx)) return true;</tcolumnfx>
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  // Search columns in every port
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  bool isChildAnFxRepres;
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  for (int i = 0; i < fx->getInputPortCount(); ++i) {
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    TFx *childFx = fx->getInputPort(i)->getFx();
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    if (!childFx) continue;
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    isChildAnFxRepres = scanColsRecursive(childFx);
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    if (isChildAnFxRepres && fx->getInputPortCount() > 1)
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      m_fxsToRender.addFx(childFx);
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  }
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  if (isChildAnFxRepres && fx->getInputPortCount() == 1) return true;
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  return false;
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}
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//---------------------------------------------------------
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//! Build the scene fx for each node below the xsheet one.
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//! Remember that left xsheet ports must not be expanded.
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void MultimediaRenderer::Imp::scanSceneForLayers() {
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  // Retrieve the terminal fxs (ie, fxs which are implicitly
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  // connected to the xsheet one)
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  TXsheet *xsh = m_scene->getXsheet();
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  TFxSet *fxs  = xsh->getFxDag()->getTerminalFxs();
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  // Examine all of them and - eventually - expand left xsheet
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  // ports (ie fx nodes who allow implicit overlaying)
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  for (int i = 0; i < fxs->getFxCount(); ++i) {
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    TFx *fx = fxs->getFx(i);
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    TFxPort *leftXSheetPort;
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  retry:
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    if (!fx) continue;
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    leftXSheetPort = fx->getXsheetPort();
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    if (!leftXSheetPort) {
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      m_fxsToRender.addFx(fx);
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      continue;
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    }
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    // If the leftXSheetPort is not connected, retry on port 0
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    if (leftXSheetPort->isConnected())
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      m_fxsToRender.addFx(fx);
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    else {
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      fx = fx->getInputPort(0)->getFx();
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      goto retry;
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    }
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  }
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}
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//---------------------------------------------------------
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TColumnFx *MultimediaRenderer::Imp::searchColumn(TFxP fx) {
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  // Descend ports 0 until a TColumnFx is found. Then, output its number.
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  TFx *currFx      = fx.getPointer();
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  TColumnFx *colFx = dynamic_cast<tcolumnfx *="">(currFx);</tcolumnfx>
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  while (!colFx) {
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    if (fx->getInputPortCount() <= 0) break;
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    currFx = currFx->getInputPort(0)->getFx();
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    if (!currFx) break;
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    colFx = dynamic_cast<tcolumnfx *="">(currFx);</tcolumnfx>
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  }
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  return colFx;
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}
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//---------------------------------------------------------
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TFxP MultimediaRenderer::Imp::addPostProcessing(TFxP fx, TFxP postProc) {
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  if (dynamic_cast<txsheetfx *="">(postProc.getPointer())) return fx;</txsheetfx>
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  // Clone the postProcessing tree and substitute recursively
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  postProc = postProc->clone(true);
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  addPostProcessingRecursive(fx, postProc);
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  return postProc;
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}
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//---------------------------------------------------------
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void MultimediaRenderer::Imp::addPostProcessingRecursive(TFxP fx,
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                                                         TFxP postProc) {
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  if (!postProc) return;
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  int i, count = postProc->getInputPortCount();
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  for (i = 0; i < count; ++i) {
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    TFxPort *port = postProc->getInputPort(i);
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    TFx *childFx  = port->getFx();
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    if (dynamic_cast<txsheetfx *="">(childFx))</txsheetfx>
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      port->setFx(fx.getPointer());
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    else
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      addPostProcessingRecursive(fx, childFx);
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  }
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}
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//---------------------------------------------------------
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void MultimediaRenderer::Imp::start() {
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  // Retrieve some useful infos
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  double stretchTo   = m_renderSettings.m_timeStretchTo;
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  double stretchFrom = m_renderSettings.m_timeStretchFrom;
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  double timeStretchFactor = stretchFrom / stretchTo;
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  bool fieldRendering =
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      m_renderSettings.m_fieldPrevalence != TRenderSettings::NoField;
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  std::wstring modeStr;
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  switch (m_multimediaMode) {
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  case COLUMNS:
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    modeStr = L"_col";
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    break;
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  case LAYERS:
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    modeStr = L"_lay";
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    break;
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  default:
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    assert(0);
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  }
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  // Build the post processing fxs tree
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  std::vector<tfxp> postFxs(m_framesToRender.size());</tfxp>
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  std::set<double>::iterator jt;</double>
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  int j;
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  for (j = 0, jt = m_framesToRender.begin(); jt != m_framesToRender.end();
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       ++j, ++jt)
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    postFxs[j] =
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        buildPostSceneFx(m_scene, *jt, m_renderSettings.m_shrinkX,
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                         false);  // Adds camera and camera dpi transforms
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  // For each node to be rendered
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  int i, count = m_fxsToRender.getFxCount();
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  for (i = 0; i < count; ++i) {
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    // In case the process has been canceled, return
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    if (m_canceled) return;
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    // Then, build the scene fx for each frame to be rendered
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    std::vector<std::pair<double, tfxpair="">> pairsToBeRendered;</std::pair<double,>
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    // NOTE: The above pairs should not be directly added to a previously
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    // declared movierenderer,
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    // since an output level would be created even before knowing if any cell to
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    // be rendered is
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    // actually available.
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    const BSFX_Transforms_Enum transforms =    // Do NOT add camera and
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        BSFX_Transforms_Enum(BSFX_COLUMN_TR);  // camera dpi transforms
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    int j;
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    for (j = 0, jt = m_framesToRender.begin(); jt != m_framesToRender.end();
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         ++j, ++jt) {
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      TFxPair fx;
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      if (m_renderSettings.m_stereoscopic)
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        m_scene->shiftCameraX(-m_renderSettings.m_stereoscopicShift / 2);
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      fx.m_frameA =
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          buildSceneFx(m_scene, *jt, 0, m_fxsToRender.getFx(i), transforms);
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      if (m_renderSettings.m_stereoscopic) {
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        m_scene->shiftCameraX(m_renderSettings.m_stereoscopicShift);
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        fx.m_frameB =
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            buildSceneFx(m_scene, *jt, 0, m_fxsToRender.getFx(i), transforms);
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        m_scene->shiftCameraX(-m_renderSettings.m_stereoscopicShift / 2);
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      } else if (fieldRendering)
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        fx.m_frameB = buildSceneFx(m_scene, *jt + 0.5 * timeStretchFactor, 0,
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                                   m_fxsToRender.getFx(i), transforms);
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      else
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        fx.m_frameB = TRasterFxP();
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      // Substitute with the post-process...
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      if (fx.m_frameA) fx.m_frameA = addPostProcessing(fx.m_frameA, postFxs[j]);
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      if (fx.m_frameB) fx.m_frameB = addPostProcessing(fx.m_frameB, postFxs[j]);
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      if (fx.m_frameA)  // Could be 0, if the corresponding cell is void / not
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                        // rendered
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        pairsToBeRendered.push_back(std::pair<double, tfxpair="">(*jt, fx));</double,>
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    }
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    if (pairsToBeRendered.size() == 0)
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      continue;  // Could be, if no cell for this column was in the frame range.
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    // Build the output name
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    TColumnFx *colFx = searchColumn(m_fxsToRender.getFx(i));
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    TFx *currFx      = m_fxsToRender.getFx(i);
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    assert(colFx);
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    if (!colFx) continue;
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    int columnIndex = colFx->getColumnIndex();
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    std::wstring columnName(colFx->getColumnName());
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    std::wstring columnId(colFx->getColumnId());
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    std::wstring fxName(currFx->getName());
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    std::wstring fxNameNoSpaces(::removeSpaces(fxName));
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    std::wstring fxId(currFx->getFxId());
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    std::wstring fpName =
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        m_fp.getWideName() + L"_" + columnName +
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        (columnId == columnName ? L"" : L"(" + columnId + L")") +
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        (fxId.empty()
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             ? L""
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             : L"_" + fxName +
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                   (fxId == fxNameNoSpaces ? L"" : L"(" + fxId + L")"));
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    TFilePath movieFp(m_fp.withName(fpName));
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    // Initialize a MovieRenderer with our infos
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    MovieRenderer movieRenderer(m_scene, movieFp, m_threadCount, false);
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    movieRenderer.setRenderSettings(m_renderSettings);
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    movieRenderer.setDpi(m_xDpi, m_yDpi);
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    movieRenderer.enablePrecomputing(m_precomputingEnabled);
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    movieRenderer.addListener(this);
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    for (unsigned int j = 0; j < pairsToBeRendered.size(); ++j) {
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      std::pair<double, tfxpair=""> ¤tPair = pairsToBeRendered[j];</double,>
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      movieRenderer.addFrame(currentPair.first, currentPair.second);
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    }
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    // Finally, start rendering currently initialized MovieRenderer.
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    m_currentFx        = i;
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    m_currentFrame     = m_framesToRender.begin();
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    m_currentTRenderer = movieRenderer.getTRenderer();
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    movieRenderer.start();
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    // I don't recall Toonz currently supports different, simultaneous rendering
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    // processes.
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    // However, one rendering process is supposed to be exhausting the machine's
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    // resources
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    // on its own - so, we'll just set up an idle (but GUI-reactive) loop here.
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    // It will quit looping whenever the "onSequenceCompleted" notification gets
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    // called.
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    m_eventLoop.exec();
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    //---------------------- Loops here --------------------------
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  }
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  // Lastly, inform everyone that rendering stopped
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  onRenderCompleted();
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}
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//---------------------------------------------------------
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bool MultimediaRenderer::Imp::onFrameCompleted(int frame) {
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  // Inform all listeners
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  for (unsigned int i = 0; i < m_listeners.size(); ++i)
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    m_listeners[i]->onFrameCompleted(*m_currentFrame, m_currentFx);
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  m_currentFrame++;
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  return !m_canceled;
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}
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//---------------------------------------------------------
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bool MultimediaRenderer::Imp::onFrameFailed(int frame, TException &e) {
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  // Inform all listeners
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  for (unsigned int i = 0; i < m_listeners.size(); ++i)
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    m_listeners[i]->onFrameFailed(*m_currentFrame, m_currentFx, e);
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  m_currentFrame++;
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  return !m_canceled;
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}
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//---------------------------------------------------------
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void MultimediaRenderer::Imp::onSequenceCompleted(const TFilePath &fp) {
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  // Inform all listeners
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  m_currentTRenderer = 0;
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  for (unsigned int i = 0; i < m_listeners.size(); ++i)
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    m_listeners[i]->onSequenceCompleted(m_currentFx);
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  m_eventLoop.quit();
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}
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//---------------------------------------------------------
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void MultimediaRenderer::Imp::onRenderCompleted() {
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  for (unsigned int i = 0; i < m_listeners.size(); ++i)
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    m_listeners[i]->onRenderCompleted();
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}
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//=============================================
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//
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//    MultimediaRenderer   class
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//
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//---------------------------------------------
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MultimediaRenderer::MultimediaRenderer(ToonzScene *scene,
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                                       const TFilePath &moviePath,
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                                       int multimediaMode, int threadCount,
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                                       bool cacheResults)
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    : m_imp(new Imp(scene, moviePath, multimediaMode, threadCount,
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                    cacheResults)) {
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  m_imp->addRef();
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}
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//---------------------------------------------------------
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MultimediaRenderer::~MultimediaRenderer() { m_imp->release(); }
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//---------------------------------------------------------
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const TFilePath &MultimediaRenderer::getFilePath() { return m_imp->m_fp; }
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//---------------------------------------------------------
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int MultimediaRenderer::getFrameCount() {
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  return m_imp->m_framesToRender.size();
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}
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//---------------------------------------------------------
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int MultimediaRenderer::getColumnsCount() {
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  return m_imp->m_fxsToRender.getFxCount();
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}
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//---------------------------------------------------------
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int MultimediaRenderer::getMultimediaMode() const {
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  return m_imp->m_multimediaMode;
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}
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//---------------------------------------------------------
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void MultimediaRenderer::setRenderSettings(
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    const TRenderSettings &renderSettings) {
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  // assert(m_imp->m_framesOnRendering.empty());
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  m_imp->m_renderSettings = renderSettings;
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}
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//---------------------------------------------------------
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void MultimediaRenderer::setDpi(double xDpi, double yDpi) {
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  m_imp->m_xDpi = xDpi;
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  m_imp->m_yDpi = yDpi;
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}
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//---------------------------------------------------------
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void MultimediaRenderer::addListener(Listener *listener) {
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  m_imp->m_listeners.push_back(listener);
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}
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//---------------------------------------------------------
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void MultimediaRenderer::addFrame(double frame) {
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  m_imp->m_framesToRender.insert(frame);
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}
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//---------------------------------------------------------
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void MultimediaRenderer::enablePrecomputing(bool on) {
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  m_imp->m_precomputingEnabled = on;
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}
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//---------------------------------------------------------
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//!\b NOTE: Such render may vary from time to time, and even be 0 if no renderer
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//! is currently
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//! active, for example due to preprocessing states.
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TRenderer *MultimediaRenderer::getTRenderer() {
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  return m_imp->m_currentTRenderer;
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}
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//---------------------------------------------------------
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bool MultimediaRenderer::isPrecomputingEnabled() const {
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  return m_imp->m_precomputingEnabled;
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}
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//---------------------------------------------------------
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void MultimediaRenderer::start() { m_imp->start(); }
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//---------------------------------------------------------
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void MultimediaRenderer::onCanceled() { m_imp->m_canceled = true; }
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//---------------------------------------------------------
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/*
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bool MultimediaRenderer::done() const
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{
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  return true;
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}
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*/