From 00e9647a9ede540f2d567c19025278c25a87c830 Mon Sep 17 00:00:00 2001
From: Carl Hetherington <cth@carlh.net>
Date: Mon, 27 Jan 2014 22:38:43 +0000
Subject: Various tweaks; work on read_dcp example.

---
 examples/read_dcp.cc | 45 ++++++++++++++++++++++++++++++++++++++++++---
 examples/wscript     |  2 +-
 2 files changed, 43 insertions(+), 4 deletions(-)

(limited to 'examples')

diff --git a/examples/read_dcp.cc b/examples/read_dcp.cc
index 43f5f0be..f3c47a3c 100644
--- a/examples/read_dcp.cc
+++ b/examples/read_dcp.cc
@@ -19,12 +19,21 @@
 
 /* If you are using an installed libdcp, these #includes would need to be changed to
 #include <libdcp/dcp.h>
-#include <libdcp/cpl.h>
-#include <libdcp/mono_picture_asset.h>
+#include <libdcp/picture_mxf.h>
 ... etc. ...
 */
 
 #include "dcp.h"
+#include "cpl.h"
+#include "reel.h"
+#include "reel_picture_asset.h"
+#include "mono_picture_frame.h"
+#include "mono_picture_mxf.h"
+#include "stereo_picture_mxf.h"
+#include "sound_mxf.h"
+#include "subtitle_content.h"
+#include "argb_frame.h"
+#include <Magick++.h>
 
 /** @file examples/read_dcp.cc
  *  @brief Shows how to read a DCP.
@@ -45,7 +54,37 @@ main ()
 	}
 
 	std::cout << "DCP has " << dcp.cpls().size() << " CPLs.\n";
-	std::cout << "DCP has " << dcp.assets().size() << " assets.\n";
+	std::list<boost::shared_ptr<dcp::Asset> > assets = dcp.assets ();
+	std::cout << "DCP has " << assets.size() << " assets.\n";
+	for (std::list<boost::shared_ptr<dcp::Asset> >::const_iterator i = assets.begin(); i != assets.end(); ++i) {
+		if (boost::dynamic_pointer_cast<dcp::MonoPictureMXF> (*i)) {
+			std::cout << "2D picture\n";
+		} else if (boost::dynamic_pointer_cast<dcp::StereoPictureMXF> (*i)) {
+			std::cout << "3D picture\n";
+		} else if (boost::dynamic_pointer_cast<dcp::SoundMXF> (*i)) {
+			std::cout << "Sound\n";
+		} else if (boost::dynamic_pointer_cast<dcp::SubtitleContent> (*i)) {
+			std::cout << "Subtitle\n";
+		} else if (boost::dynamic_pointer_cast<dcp::CPL> (*i)) {
+			std::cout << "CPL\n";
+		}
+		std::cout << "\t" << (*i)->file().leaf().string() << "\n";
+	}
+
+	/* Take the first CPL */
+	boost::shared_ptr<dcp::CPL> cpl = dcp.cpls().front ();
+
+	/* Get the MXF of the picture asset in the first reel */
+	boost::shared_ptr<dcp::MonoPictureMXF> picture_mxf = boost::dynamic_pointer_cast<dcp::MonoPictureMXF> (cpl->reels().front()->main_picture()->mxf ());
+
+	/* Get the 1000th frame of it */
+	boost::shared_ptr<const dcp::MonoPictureFrame> picture_frame_j2k = picture_mxf->get_frame(999);
+
+	/* Get a ARGB copy of it */
+	boost::shared_ptr<dcp::ARGBFrame> picture_frame_rgb = picture_frame_j2k->argb_frame ();
+
+	Magick::Image image (picture_frame_rgb->size().width, picture_frame_rgb->size().height, "BGRA", Magick::CharPixel, picture_frame_rgb->data ());
+	image.write ("frame.png");
 
 	return 0;
 }
diff --git a/examples/wscript b/examples/wscript
index 7de1199d..ce94bfa2 100644
--- a/examples/wscript
+++ b/examples/wscript
@@ -10,7 +10,7 @@ def build(bld):
     obj = bld(features = 'cxx cxxprogram')
     obj.name   = 'read_dcp'
     obj.use    = 'libdcp'
-    obj.uselib = 'OPENJPEG CXML'
+    obj.uselib = 'OPENJPEG CXML MAGICK'
     obj.source = 'read_dcp.cc'
     obj.target = 'read_dcp'
     obj.install_path = ''
-- 
cgit v1.2.3