Setup DCP name after changing 3D switch.

[dcpomatic.git] / src / lib / video_content.cc

diff --git a/src/lib/video_content.cc b/src/lib/video_content.cc
index 2e413678f5d0aa219a91157b8162b8a0594fd3f5..d70ece3404dcad3308583ea63e2c2207f9b54493 100644 (file)
--- a/src/lib/video_content.cc
+++ b/src/lib/video_content.cc
@@ -17,26 +17,35 @@
 
 */
 
+#include <iomanip>
 #include <libcxml/cxml.h>
 #include "video_content.h"
-#include "video_decoder.h"
+#include "video_examiner.h"
+#include "ratio.h"
+#include "compose.hpp"
 
 #include "i18n.h"
 
-int const VideoContentProperty::VIDEO_LENGTH = 0;
-int const VideoContentProperty::VIDEO_SIZE = 1;
-int const VideoContentProperty::VIDEO_FRAME_RATE = 2;
-int const VideoContentProperty::VIDEO_CROP = 3;
+int const VideoContentProperty::VIDEO_SIZE      = 0;
+int const VideoContentProperty::VIDEO_FRAME_RATE = 1;
+int const VideoContentProperty::VIDEO_FRAME_TYPE = 2;
+int const VideoContentProperty::VIDEO_CROP      = 3;
+int const VideoContentProperty::VIDEO_RATIO     = 4;
 
 using std::string;
 using std::stringstream;
 using std::setprecision;
+using std::cout;
 using boost::shared_ptr;
 using boost::lexical_cast;
+using boost::optional;
 
-VideoContent::VideoContent (shared_ptr<const Film> f, Time s, ContentVideoFrame len)
+VideoContent::VideoContent (shared_ptr<const Film> f, Time s, VideoContent::Frame len)
        : Content (f, s)
        , _video_length (len)
+       , _video_frame_rate (0)
+       , _video_frame_type (VIDEO_FRAME_TYPE_2D)
+       , _ratio (Ratio::from_id ("185"))
 {
 
 }
@@ -44,6 +53,9 @@ VideoContent::VideoContent (shared_ptr<const Film> f, Time s, ContentVideoFrame
 VideoContent::VideoContent (shared_ptr<const Film> f, boost::filesystem::path p)
        : Content (f, p)
        , _video_length (0)
+       , _video_frame_rate (0)
+       , _video_frame_type (VIDEO_FRAME_TYPE_2D)
+       , _ratio (Ratio::from_id ("185"))
 {
 
 }
@@ -51,23 +63,19 @@ VideoContent::VideoContent (shared_ptr<const Film> f, boost::filesystem::path p)
 VideoContent::VideoContent (shared_ptr<const Film> f, shared_ptr<const cxml::Node> node)
        : Content (f, node)
 {
-       _video_length = node->number_child<ContentVideoFrame> ("VideoLength");
+       _video_length = node->number_child<VideoContent::Frame> ("VideoLength");
        _video_size.width = node->number_child<int> ("VideoWidth");
        _video_size.height = node->number_child<int> ("VideoHeight");
        _video_frame_rate = node->number_child<float> ("VideoFrameRate");
+       _video_frame_type = static_cast<VideoFrameType> (node->number_child<int> ("VideoFrameType"));
        _crop.left = node->number_child<int> ("LeftCrop");
        _crop.right = node->number_child<int> ("RightCrop");
        _crop.top = node->number_child<int> ("TopCrop");
        _crop.bottom = node->number_child<int> ("BottomCrop");
-}
-
-VideoContent::VideoContent (VideoContent const & o)
-       : Content (o)
-       , _video_length (o._video_length)
-       , _video_size (o._video_size)
-       , _video_frame_rate (o._video_frame_rate)
-{
-
+       optional<string> r = node->optional_string_child ("Ratio");
+       if (r) {
+               _ratio = Ratio::from_id (r.get ());
+       }
 }
 
 void
@@ -78,27 +86,31 @@ VideoContent::as_xml (xmlpp::Node* node) const
        node->add_child("VideoWidth")->add_child_text (lexical_cast<string> (_video_size.width));
        node->add_child("VideoHeight")->add_child_text (lexical_cast<string> (_video_size.height));
        node->add_child("VideoFrameRate")->add_child_text (lexical_cast<string> (_video_frame_rate));
+       node->add_child("VideoFrameType")->add_child_text (lexical_cast<string> (static_cast<int> (_video_frame_type)));
        node->add_child("LeftCrop")->add_child_text (boost::lexical_cast<string> (_crop.left));
        node->add_child("RightCrop")->add_child_text (boost::lexical_cast<string> (_crop.right));
        node->add_child("TopCrop")->add_child_text (boost::lexical_cast<string> (_crop.top));
        node->add_child("BottomCrop")->add_child_text (boost::lexical_cast<string> (_crop.bottom));
+       if (_ratio) {
+               node->add_child("Ratio")->add_child_text (_ratio->id ());
+       }
 }
 
 void
-VideoContent::take_from_video_decoder (shared_ptr<VideoDecoder> d)
+VideoContent::take_from_video_examiner (shared_ptr<VideoExaminer> d)
 {
-       /* These decoder calls could call other content methods which take a lock on the mutex */
+       /* These examiner calls could call other content methods which take a lock on the mutex */
        libdcp::Size const vs = d->video_size ();
        float const vfr = d->video_frame_rate ();
        
-        {
-                boost::mutex::scoped_lock lm (_mutex);
-                _video_size = vs;
+       {
+               boost::mutex::scoped_lock lm (_mutex);
+               _video_size = vs;
                _video_frame_rate = vfr;
-        }
-        
-        signal_changed (VideoContentProperty::VIDEO_SIZE);
-        signal_changed (VideoContentProperty::VIDEO_FRAME_RATE);
+       }
+       
+       signal_changed (VideoContentProperty::VIDEO_SIZE);
+       signal_changed (VideoContentProperty::VIDEO_FRAME_RATE);
 }
 
 
@@ -121,16 +133,6 @@ VideoContent::information () const
        return s.str ();
 }
 
-void
-VideoContent::set_crop (Crop c)
-{
-       {
-               boost::mutex::scoped_lock lm (_mutex);
-               _crop = c;
-       }
-       signal_changed (VideoContentProperty::VIDEO_CROP);
-}
-
 void
 VideoContent::set_left_crop (int c)
 {
@@ -192,3 +194,52 @@ VideoContent::set_bottom_crop (int c)
        signal_changed (VideoContentProperty::VIDEO_CROP);
 }
 
+void
+VideoContent::set_ratio (Ratio const * r)
+{
+       {
+               boost::mutex::scoped_lock lm (_mutex);
+               if (_ratio == r) {
+                       return;
+               }
+
+               _ratio = r;
+       }
+
+       signal_changed (VideoContentProperty::VIDEO_RATIO);
+}
+
+/** @return string which includes everything about how this content looks */
+string
+VideoContent::identifier () const
+{
+       stringstream s;
+       s << Content::digest()
+         << "_" << crop().left
+         << "_" << crop().right
+         << "_" << crop().top
+         << "_" << crop().bottom;
+
+       if (ratio()) {
+               s << "_" << ratio()->id ();
+       }
+
+       return s.str ();
+}
+
+void
+VideoContent::set_video_frame_type (VideoFrameType t)
+{
+       {
+               boost::mutex::scoped_lock lm (_mutex);
+               _video_frame_type = t;
+       }
+
+       signal_changed (VideoContentProperty::VIDEO_FRAME_TYPE);
+}
+
+string
+VideoContent::technical_summary () const
+{
+       return String::compose ("video: length %1, size %2x%3, rate %4", video_length(), video_size().width, video_size().height, video_frame_rate());
+}