#include <stdexcept>
#include <iostream>
#include <sstream>
+#include <fstream>
#include <boost/filesystem.hpp>
+#include <boost/lexical_cast.hpp>
+#include <openjpeg.h>
#include "AS_DCP.h"
#include "KM_fileio.h"
#include "picture_asset.h"
#include "util.h"
#include "exceptions.h"
+#include "picture_frame.h"
using namespace std;
using namespace boost;
using namespace libdcp;
-PictureAsset::PictureAsset (
+PictureAsset::PictureAsset (string directory, string mxf_name, sigc::signal1<void, float>* progress, int fps, int entry_point, int length)
+ : MXFAsset (directory, mxf_name, progress, fps, entry_point, length)
+ , _width (0)
+ , _height (0)
+{
+
+}
+
+void
+PictureAsset::write_to_cpl (ostream& s) const
+{
+ s << " <MainPicture>\n"
+ << " <Id>urn:uuid:" << _uuid << "</Id>\n"
+ << " <AnnotationText>" << _file_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";
+}
+
+/* XXX: could use get_frame()? */
+list<string>
+PictureAsset::equals (shared_ptr<const Asset> other, EqualityOptions opt) const
+{
+ list<string> notes = MXFAsset::equals (other, opt);
+
+ if (opt.flags & MXF_INSPECT) {
+ ASDCP::JP2K::MXFReader reader_A;
+ if (ASDCP_FAILURE (reader_A.OpenRead (path().string().c_str()))) {
+ throw FileError ("could not open MXF file for reading", path().string());
+ }
+
+ ASDCP::JP2K::MXFReader reader_B;
+ if (ASDCP_FAILURE (reader_B.OpenRead (other->path().string().c_str()))) {
+ throw FileError ("could not open MXF file for reading", 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
+ ) {
+
+ 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");
+// }
+// }
+
+
+ ASDCP::JP2K::FrameBuffer buffer_A (4 * Kumu::Megabyte);
+ ASDCP::JP2K::FrameBuffer buffer_B (4 * Kumu::Megabyte);
+
+ for (int i = 0; i < _length; ++i) {
+ if (ASDCP_FAILURE (reader_A.ReadFrame (i, buffer_A))) {
+ throw DCPReadError ("could not read video frame");
+ }
+
+ if (ASDCP_FAILURE (reader_B.ReadFrame (i, buffer_B))) {
+ throw DCPReadError ("could not read video frame");
+ }
+
+ bool j2k_same = true;
+
+ if (buffer_A.Size() != buffer_B.Size()) {
+ notes.push_back ("sizes of video data for frame " + lexical_cast<string>(i) + " differ");
+ j2k_same = false;
+ } else if (memcmp (buffer_A.RoData(), buffer_B.RoData(), buffer_A.Size()) != 0) {
+ notes.push_back ("J2K data for frame " + lexical_cast<string>(i) + " differ");
+ j2k_same = false;
+ }
+
+ if (!j2k_same) {
+
+ if (opt.verbose) {
+ cout << "J2K images for " << i << " differ; checking by pixel\n";
+ }
+
+ /* Decompress the images to bitmaps */
+ opj_image_t* image_A = decompress_j2k (const_cast<uint8_t*> (buffer_A.RoData()), buffer_A.Size ());
+ opj_image_t* image_B = decompress_j2k (const_cast<uint8_t*> (buffer_B.RoData()), buffer_B.Size ());
+
+ /* Compare them */
+
+ if (image_A->numcomps != image_B->numcomps) {
+ notes.push_back ("image component counts for frame " + lexical_cast<string>(i) + " differ");
+ }
+
+ vector<int> abs_diffs (image_A->comps[0].w * image_A->comps[0].h * image_A->numcomps);
+ int d = 0;
+ int max_diff = 0;
+
+ for (int c = 0; c < image_A->numcomps; ++c) {
+
+ if (image_A->comps[c].w != image_B->comps[c].w || image_A->comps[c].h != image_B->comps[c].h) {
+ notes.push_back ("image sizes for frame " + lexical_cast<string>(i) + " differ");
+ }
+
+ int const pixels = image_A->comps[c].w * image_A->comps[c].h;
+ for (int j = 0; j < pixels; ++j) {
+ int const t = abs (image_A->comps[c].data[j] - image_B->comps[c].data[j]);
+ abs_diffs[d++] = t;
+ max_diff = max (max_diff, t);
+ }
+ }
+
+ uint64_t total = 0;
+ for (vector<int>::iterator j = abs_diffs.begin(); j != abs_diffs.end(); ++j) {
+ total += *j;
+ }
+
+ 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);
+ }
+
+ double const std_dev = sqrt (double (total_squared_deviation) / abs_diffs.size());
+
+ if (mean > opt.max_mean_pixel_error || std_dev > opt.max_std_dev_pixel_error) {
+ notes.push_back ("mean or standard deviation out of range for " + lexical_cast<string>(i));
+ }
+
+ if (opt.verbose) {
+ cout << "\tmax pixel error " << max_diff << ", mean pixel error " << mean << ", standard deviation " << std_dev << "\n";
+ }
+
+ opj_image_destroy (image_A);
+ opj_image_destroy (image_B);
+ }
+ }
+ }
+
+ return notes;
+}
+
+MonoPictureAsset::MonoPictureAsset (
sigc::slot<string, int> get_path,
- string mxf_path,
+ string directory,
+ string mxf_name,
sigc::signal1<void, float>* progress,
int fps,
int length,
int width,
int height)
- : Asset (mxf_path, progress, fps, length)
- , _width (width)
- , _height (height)
+ : PictureAsset (directory, mxf_name, progress, fps, 0, length)
{
+ _width = width;
+ _height = height;
construct (get_path);
}
-PictureAsset::PictureAsset (
+MonoPictureAsset::MonoPictureAsset (
vector<string> const & files,
- string mxf_path,
+ string directory,
+ string mxf_name,
sigc::signal1<void, float>* progress,
int fps,
int length,
int width,
int height)
- : Asset (mxf_path, progress, fps, length)
- , _width (width)
- , _height (height)
+ : PictureAsset (directory, mxf_name, progress, fps, 0, length)
{
- construct (sigc::bind (sigc::mem_fun (*this, &PictureAsset::path_from_list), files));
+ _width = width;
+ _height = height;
+ construct (sigc::bind (sigc::mem_fun (*this, &MonoPictureAsset::path_from_list), files));
}
-PictureAsset::PictureAsset (string mxf_path, int fps, int length, int width, int height)
- : Asset (mxf_path, 0, fps, length)
- , _width (width)
- , _height (height)
+MonoPictureAsset::MonoPictureAsset (string directory, string mxf_name, int fps, int entry_point, int length)
+ : PictureAsset (directory, mxf_name, 0, fps, entry_point, length)
{
+ ASDCP::JP2K::MXFReader reader;
+ if (ASDCP_FAILURE (reader.OpenRead (path().string().c_str()))) {
+ throw FileError ("could not open MXF file for reading", path().string());
+ }
+
+ ASDCP::JP2K::PictureDescriptor desc;
+ if (ASDCP_FAILURE (reader.FillPictureDescriptor (desc))) {
+ throw DCPReadError ("could not read video MXF information");
+ }
-}
-
-string
-PictureAsset::path_from_list (int f, vector<string> const & files) const
-{
- return files[f];
+ _width = desc.StoredWidth;
+ _height = desc.StoredHeight;
}
void
-PictureAsset::construct (sigc::slot<string, int> get_path)
+MonoPictureAsset::construct (sigc::slot<string, int> get_path)
{
ASDCP::JP2K::CodestreamParser j2k_parser;
ASDCP::JP2K::FrameBuffer frame_buffer (4 * Kumu::Megabyte);
fill_writer_info (&writer_info);
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);
+ if (ASDCP_FAILURE (mxf_writer.OpenWrite (path().string().c_str(), writer_info, picture_desc))) {
+ throw FileError ("could not open MXF file for writing", path().string());
}
for (int i = 0; i < _length; ++i) {
if (ASDCP_FAILURE (mxf_writer.Finalize())) {
throw MiscError ("error in finalising video MXF");
}
+}
- _digest = make_digest (_mxf_path, _progress);
+string
+MonoPictureAsset::path_from_list (int f, vector<string> const & files) const
+{
+ return files[f];
}
-void
-PictureAsset::write_to_cpl (ostream& s) const
+shared_ptr<const MonoPictureFrame>
+MonoPictureAsset::get_frame (int n) const
{
- s << " <MainPicture>\n"
- << " <Id>urn:uuid:" << _uuid << "</Id>\n"
-#if BOOST_FILESYSTEM_VERSION == 3
- << " <AnnotationText>" << filesystem::path(_mxf_path).filename().string() << "</AnnotationText>\n"
-#else
- << " <AnnotationText>" << filesystem::path(_mxf_path).filename() << "</AnnotationText>\n"
-#endif
- << " <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";
+ return shared_ptr<const MonoPictureFrame> (new MonoPictureFrame (path().string(), n + _entry_point));
+}
+
+StereoPictureAsset::StereoPictureAsset (string directory, string mxf_name, int fps, int entry_point, int length)
+ : PictureAsset (directory, mxf_name, 0, fps, entry_point, length)
+{
+ ASDCP::JP2K::MXFSReader reader;
+ if (ASDCP_FAILURE (reader.OpenRead (path().string().c_str()))) {
+ throw FileError ("could not open MXF file for reading", path().string());
+ }
+
+ ASDCP::JP2K::PictureDescriptor desc;
+ if (ASDCP_FAILURE (reader.FillPictureDescriptor (desc))) {
+ throw DCPReadError ("could not read video MXF information");
+ }
+
+ _width = desc.StoredWidth;
+ _height = desc.StoredHeight;
+}
+
+shared_ptr<const StereoPictureFrame>
+StereoPictureAsset::get_frame (int n) const
+{
+ return shared_ptr<const StereoPictureFrame> (new StereoPictureFrame (path().string(), n + _entry_point));
}