/*
- Copyright (C) 2012 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2012-2014 Carl Hetherington <cth@carlh.net>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
#include <sstream>
#include <boost/filesystem.hpp>
#include <boost/lexical_cast.hpp>
+#include <openjpeg.h>
+#include <libxml++/nodes/element.h>
#include "AS_DCP.h"
#include "KM_fileio.h"
#include "picture_asset.h"
#include "util.h"
#include "exceptions.h"
-
-using namespace std;
-using namespace boost;
+#include "xyz_frame.h"
+#include "picture_asset_writer.h"
+#include "raw_convert.h"
+
+using std::string;
+using std::ostream;
+using std::list;
+using std::vector;
+using std::max;
+using std::stringstream;
+using std::pair;
+using std::make_pair;
+using std::istream;
+using std::cout;
+using boost::shared_ptr;
+using boost::dynamic_pointer_cast;
+using boost::lexical_cast;
using namespace libdcp;
-PictureAsset::PictureAsset (
- sigc::slot<string, int> get_path,
- string directory,
- string mxf_name,
- sigc::signal1<void, float>* progress,
- int fps,
- int length,
- int width,
- int height)
- : Asset (directory, mxf_name, progress, fps, length)
- , _width (width)
- , _height (height)
+PictureAsset::PictureAsset (boost::filesystem::path directory, boost::filesystem::path mxf_name)
+ : MXFAsset (directory, mxf_name)
{
- construct (get_path);
-}
-PictureAsset::PictureAsset (
- vector<string> const & files,
- string directory,
- string mxf_name,
- sigc::signal1<void, float>* progress,
- int fps,
- int length,
- int width,
- int height)
- : Asset (directory, mxf_name, progress, fps, length)
- , _width (width)
- , _height (height)
-{
- construct (sigc::bind (sigc::mem_fun (*this, &PictureAsset::path_from_list), files));
}
-PictureAsset::PictureAsset (string directory, string mxf_name, int fps, int length, int width, int height)
- : Asset (directory, mxf_name, 0, fps, length)
- , _width (width)
- , _height (height)
+void
+PictureAsset::write_to_cpl (xmlpp::Element* node) const
{
+ MXFAsset::write_to_cpl (node);
+
+ xmlpp::Node::NodeList c = node->get_children ();
+ xmlpp::Node::NodeList::iterator i = c.begin();
+ while (i != c.end() && (*i)->get_name() != cpl_node_name ()) {
+ ++i;
+ }
+ assert (i != c.end ());
+
+ (*i)->add_child ("FrameRate")->add_child_text (raw_convert<string> (_edit_rate * edit_rate_factor ()) + " 1");
+ if (_interop) {
+ stringstream s;
+ s << std::fixed << std::setprecision (2) << (float (_size.width) / _size.height);
+ (*i)->add_child ("ScreenAspectRatio")->add_child_text (s.str ());
+ } else {
+ (*i)->add_child ("ScreenAspectRatio")->add_child_text (raw_convert<string> (_size.width) + " " + raw_convert<string> (_size.height));
+ }
}
-string
-PictureAsset::path_from_list (int f, vector<string> const & files) const
+bool
+PictureAsset::descriptor_equals (
+ ASDCP::JP2K::PictureDescriptor const & a, ASDCP::JP2K::PictureDescriptor const & b, boost::function<void (NoteType, string)> note
+ ) const
{
- return files[f];
+ if (
+ a.EditRate != b.EditRate ||
+ a.SampleRate != b.SampleRate ||
+ a.StoredWidth != b.StoredWidth ||
+ a.StoredHeight != b.StoredHeight ||
+ a.AspectRatio != b.AspectRatio ||
+ a.Rsize != b.Rsize ||
+ a.Xsize != b.Xsize ||
+ a.Ysize != b.Ysize ||
+ a.XOsize != b.XOsize ||
+ a.YOsize != b.YOsize ||
+ a.XTsize != b.XTsize ||
+ a.YTsize != b.YTsize ||
+ a.XTOsize != b.XTOsize ||
+ a.YTOsize != b.YTOsize ||
+ a.Csize != b.Csize
+// a.CodingStyleDefault != b.CodingStyleDefault ||
+// a.QuantizationDefault != b.QuantizationDefault
+ ) {
+
+ note (ERROR, "video MXF picture descriptors differ");
+ return false;
+ }
+
+ if (a.ContainerDuration != b.ContainerDuration) {
+ note (ERROR, "video container durations differ");
+ }
+
+// for (unsigned int j = 0; j < ASDCP::JP2K::MaxComponents; ++j) {
+// if (a.ImageComponents[j] != b.ImageComponents[j]) {
+// notes.pack_start ("video MXF picture descriptors differ");
+// }
+// }
+
+ return true;
}
-void
-PictureAsset::construct (sigc::slot<string, int> get_path)
+bool
+PictureAsset::frame_buffer_equals (
+ int frame, EqualityOptions opt, boost::function<void (NoteType, string)> note,
+ uint8_t const * data_A, unsigned int size_A, uint8_t const * data_B, unsigned int size_B
+ ) const
{
- ASDCP::JP2K::CodestreamParser j2k_parser;
- ASDCP::JP2K::FrameBuffer frame_buffer (4 * Kumu::Megabyte);
- if (ASDCP_FAILURE (j2k_parser.OpenReadFrame (get_path(0).c_str(), frame_buffer))) {
- throw FileError ("could not open JPEG2000 file for reading", get_path (0));
+ if (size_A == size_B && memcmp (data_A, data_B, size_A) == 0) {
+ note (NOTE, "J2K identical");
+ /* Easy result; the J2K data is identical */
+ return true;
}
+
+ /* Decompress the images to bitmaps */
+ shared_ptr<XYZFrame> image_A = decompress_j2k (const_cast<uint8_t*> (data_A), size_A, 0);
+ shared_ptr<XYZFrame> image_B = decompress_j2k (const_cast<uint8_t*> (data_B), size_B, 0);
- ASDCP::JP2K::PictureDescriptor picture_desc;
- j2k_parser.FillPictureDescriptor (picture_desc);
- picture_desc.EditRate = ASDCP::Rational (_fps, 1);
+ /* Compare them */
- ASDCP::WriterInfo writer_info;
- fill_writer_info (&writer_info);
+ vector<int> abs_diffs (image_A->size().width * image_A->size().height * 3);
+ int d = 0;
+ int max_diff = 0;
- ASDCP::JP2K::MXFWriter mxf_writer;
- if (ASDCP_FAILURE (mxf_writer.OpenWrite (mxf_path().c_str(), writer_info, picture_desc))) {
- throw FileError ("could not open MXF file for writing", mxf_path().string());
- }
-
- for (int i = 0; i < _length; ++i) {
-
- string const path = get_path (i);
+ for (int c = 0; c < 3; ++c) {
- if (ASDCP_FAILURE (j2k_parser.OpenReadFrame (path.c_str(), frame_buffer))) {
- throw FileError ("could not open JPEG2000 file for reading", path);
+ if (image_A->size() != image_B->size()) {
+ note (ERROR, "image sizes for frame " + lexical_cast<string>(frame) + " differ");
+ return false;
}
-
- /* XXX: passing 0 to WriteFrame ok? */
- if (ASDCP_FAILURE (mxf_writer.WriteFrame (frame_buffer, 0, 0))) {
- throw MiscError ("error in writing video MXF");
+
+ int const pixels = image_A->size().width * image_A->size().height;
+ for (int j = 0; j < pixels; ++j) {
+ int const t = abs (image_A->data(c)[j] - image_B->data(c)[j]);
+ abs_diffs[d++] = t;
+ max_diff = max (max_diff, t);
}
+ }
- (*_progress) (0.5 * float (i) / _length);
+ uint64_t total = 0;
+ for (vector<int>::iterator j = abs_diffs.begin(); j != abs_diffs.end(); ++j) {
+ total += *j;
}
- if (ASDCP_FAILURE (mxf_writer.Finalize())) {
- throw MiscError ("error in finalising video MXF");
+ double const mean = double (total) / abs_diffs.size ();
+
+ uint64_t total_squared_deviation = 0;
+ for (vector<int>::iterator j = abs_diffs.begin(); j != abs_diffs.end(); ++j) {
+ total_squared_deviation += pow (*j - mean, 2);
}
-}
-
-void
-PictureAsset::write_to_cpl (ostream& s) const
-{
- s << " <MainPicture>\n"
- << " <Id>urn:uuid:" << _uuid << "</Id>\n"
- << " <AnnotationText>" << _mxf_name << "</AnnotationText>\n"
- << " <EditRate>" << _fps << " 1</EditRate>\n"
- << " <IntrinsicDuration>" << _length << "</IntrinsicDuration>\n"
- << " <EntryPoint>0</EntryPoint>\n"
- << " <Duration>" << _length << "</Duration>\n"
- << " <FrameRate>" << _fps << " 1</FrameRate>\n"
- << " <ScreenAspectRatio>" << _width << " " << _height << "</ScreenAspectRatio>\n"
- << " </MainPicture>\n";
-}
-
-list<string>
-PictureAsset::equals (shared_ptr<const Asset> other, EqualityFlags flags) const
-{
- list<string> notes = Asset::equals (other, flags);
-
- if (flags & MXF_INSPECT) {
- ASDCP::JP2K::MXFReader reader_A;
- if (ASDCP_FAILURE (reader_A.OpenRead (mxf_path().c_str()))) {
- throw FileError ("could not open MXF file for reading", mxf_path().string());
- }
-
- ASDCP::JP2K::MXFReader reader_B;
- if (ASDCP_FAILURE (reader_B.OpenRead (other->mxf_path().c_str()))) {
- throw FileError ("could not open MXF file for reading", mxf_path().string());
- }
-
- ASDCP::JP2K::PictureDescriptor desc_A;
- if (ASDCP_FAILURE (reader_A.FillPictureDescriptor (desc_A))) {
- throw DCPReadError ("could not read video MXF information");
- }
- ASDCP::JP2K::PictureDescriptor desc_B;
- if (ASDCP_FAILURE (reader_B.FillPictureDescriptor (desc_B))) {
- throw DCPReadError ("could not read video MXF information");
- }
-
- if (
- desc_A.EditRate != desc_B.EditRate ||
- desc_A.ContainerDuration != desc_B.ContainerDuration ||
- desc_A.SampleRate != desc_B.SampleRate ||
- desc_A.StoredWidth != desc_B.StoredWidth ||
- desc_A.StoredHeight != desc_B.StoredHeight ||
- desc_A.AspectRatio != desc_B.AspectRatio ||
- desc_A.Rsize != desc_B.Rsize ||
- desc_A.Xsize != desc_B.Xsize ||
- desc_A.Ysize != desc_B.Ysize ||
- desc_A.XOsize != desc_B.XOsize ||
- desc_A.YOsize != desc_B.YOsize ||
- desc_A.XTsize != desc_B.XTsize ||
- desc_A.YTsize != desc_B.YTsize ||
- desc_A.XTOsize != desc_B.XTOsize ||
- desc_A.YTOsize != desc_B.YTOsize ||
- desc_A.Csize != desc_B.Csize
-// desc_A.CodingStyleDefault != desc_B.CodingStyleDefault ||
-// desc_A.QuantizationDefault != desc_B.QuantizationDefault
- ) {
+
+ double const std_dev = sqrt (double (total_squared_deviation) / abs_diffs.size());
+
+ note (NOTE, "mean difference " + lexical_cast<string> (mean) + ", deviation " + lexical_cast<string> (std_dev));
+
+ if (mean > opt.max_mean_pixel_error) {
+ note (
+ ERROR,
+ "mean " + lexical_cast<string>(mean) +
+ " out of range " + lexical_cast<string>(opt.max_mean_pixel_error) +
+ " in frame " + lexical_cast<string>(frame)
+ );
- notes.push_back ("video MXF picture descriptors differ");
- }
-
-// for (unsigned int j = 0; j < ASDCP::JP2K::MaxComponents; ++j) {
-// if (desc_A.ImageComponents[j] != desc_B.ImageComponents[j]) {
-// notes.pack_start ("video MXF picture descriptors differ");
-// }
-// }
-
+ return false;
+ }
- ASDCP::JP2K::FrameBuffer buffer_A (4 * Kumu::Megabyte);
- ASDCP::JP2K::FrameBuffer buffer_B (4 * Kumu::Megabyte);
+ if (std_dev > opt.max_std_dev_pixel_error) {
+ note (
+ ERROR,
+ "standard deviation " + lexical_cast<string>(std_dev) +
+ " out of range " + lexical_cast<string>(opt.max_std_dev_pixel_error) +
+ " in frame " + lexical_cast<string>(frame)
+ );
+
+ return false;
+ }
- for (int i = 0; i < _length; ++i) {
- if (ASDCP_FAILURE (reader_A.ReadFrame (0, buffer_A))) {
- throw DCPReadError ("could not read video frame");
- }
+ return true;
+}
- if (ASDCP_FAILURE (reader_B.ReadFrame (0, buffer_B))) {
- throw DCPReadError ("could not read video frame");
- }
+string
+PictureAsset::key_type () const
+{
+ return "MDIK";
+}
- if (buffer_A.Size() != buffer_B.Size()) {
- notes.push_back ("sizes of video data for frame " + lexical_cast<string>(i) + " differ");
- continue;
- }
- if (memcmp (buffer_A.RoData(), buffer_B.RoData(), buffer_A.Size()) != 0) {
- notes.push_back ("J2K data for frame " + lexical_cast<string>(i) + " differ");
- continue;
- }
- }
- }
- return notes;
-}