X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Fpicture_asset.cc;h=5903b394304b0baf4fdd70ca2c6473f5b651cc1b;hb=30e2f6f873002d16aeae707879ea15c1c63a4323;hp=1620a1fa7d2de01ad7bfdc3409ba8decb1747ba3;hpb=072e2bc8edab836217f4986c5dd9a95f483fd157;p=libdcp.git diff --git a/src/picture_asset.cc b/src/picture_asset.cc index 1620a1fa..5903b394 100644 --- a/src/picture_asset.cc +++ b/src/picture_asset.cc @@ -25,108 +25,461 @@ #include #include #include +#include #include +#include +#include +#include #include "AS_DCP.h" #include "KM_fileio.h" #include "picture_asset.h" #include "util.h" #include "exceptions.h" +#include "picture_frame.h" +#include "xyz_frame.h" +#include "picture_asset_writer.h" -using namespace std; -using namespace boost; +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 get_path, - string mxf_path, - sigc::signal1* progress, +PictureAsset::PictureAsset (string directory, string mxf_name, boost::signals2::signal* progress, int fps, int intrinsic_duration, Size size) + : MXFAsset (directory, mxf_name, progress, fps, intrinsic_duration) + , _size (size) +{ + +} + +PictureAsset::PictureAsset (string directory, string mxf_name) + : MXFAsset (directory, mxf_name) +{ + +} + +string +MonoPictureAsset::cpl_node_name () const +{ + return "MainPicture"; +} + +int +MonoPictureAsset::edit_rate_factor () const +{ + return 1; +} + +string +StereoPictureAsset::cpl_node_name () const +{ + return "msp-cpl:MainStereoscopicPicture"; +} + +pair +StereoPictureAsset::cpl_node_attribute (bool interop) const +{ + if (interop) { + return make_pair ("xmlns:msp-cpl", "http://www.digicine.com/schemas/437-Y/2007/Main-Stereo-Picture-CPL"); + } else { + return make_pair ("xmlns:msp-cpl", "http://www.smpte-ra.org/schemas/429-10/2008/Main-Stereo-Picture-CPL"); + } + + return make_pair ("", ""); +} + +int +StereoPictureAsset::edit_rate_factor () const +{ + return 2; +} + +void +PictureAsset::write_to_cpl (xmlpp::Element* node, bool interop) const +{ + MXFAsset::write_to_cpl (node, interop); + + 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 (lexical_cast (_edit_rate * edit_rate_factor ()) + " 1"); + if (interop) { + (*i)->add_child ("ScreenAspectRatio")->add_child_text (lexical_cast (float (_size.width) / _size.height)); + } else { + (*i)->add_child ("ScreenAspectRatio")->add_child_text (lexical_cast (_size.width) + " " + lexical_cast (_size.height)); + } +} + +bool +PictureAsset::equals (shared_ptr other, EqualityOptions opt, boost::function note) const +{ + if (!MXFAsset::equals (other, opt, note)) { + return false; + } + + ASDCP::JP2K::MXFReader reader_A; + if (ASDCP_FAILURE (reader_A.OpenRead (path().string().c_str()))) { + boost::throw_exception (MXFFileError ("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()))) { + boost::throw_exception (MXFFileError ("could not open MXF file for reading", path().string())); + } + + ASDCP::JP2K::PictureDescriptor desc_A; + if (ASDCP_FAILURE (reader_A.FillPictureDescriptor (desc_A))) { + boost::throw_exception (DCPReadError ("could not read video MXF information")); + } + ASDCP::JP2K::PictureDescriptor desc_B; + if (ASDCP_FAILURE (reader_B.FillPictureDescriptor (desc_B))) { + boost::throw_exception (DCPReadError ("could not read video MXF information")); + } + + if ( + desc_A.EditRate != desc_B.EditRate || + 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 + ) { + + note (ERROR, "video MXF picture descriptors differ"); + return false; + } + + if (desc_A.ContainerDuration != desc_B.ContainerDuration) { + note (ERROR, "video container durations 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 true; +} + + +MonoPictureAsset::MonoPictureAsset ( + boost::function get_path, + string directory, + string mxf_name, + boost::signals2::signal* progress, int fps, - int length, - int width, - int height) - : Asset (mxf_path, progress, fps, length) - , _width (width) - , _height (height) + int intrinsic_duration, + Size size, + bool interop, + MXFMetadata const & metadata + ) + : PictureAsset (directory, mxf_name, progress, fps, intrinsic_duration, size) { - construct (get_path); + construct (get_path, interop, metadata); } -PictureAsset::PictureAsset ( +MonoPictureAsset::MonoPictureAsset ( vector const & files, - string mxf_path, - sigc::signal1* progress, + string directory, + string mxf_name, + boost::signals2::signal* progress, int fps, - int length, - int width, - int height) - : Asset (mxf_path, progress, fps, length) - , _width (width) - , _height (height) + int intrinsic_duration, + Size size, + bool interop, + MXFMetadata const & metadata + ) + : PictureAsset (directory, mxf_name, progress, fps, intrinsic_duration, size) { - construct (sigc::bind (sigc::mem_fun (*this, &PictureAsset::path_from_list), files)); + construct (boost::bind (&MonoPictureAsset::path_from_list, this, _1, files), interop, metadata); } -string -PictureAsset::path_from_list (int f, vector const & files) const +MonoPictureAsset::MonoPictureAsset (string directory, string mxf_name, int fps, Size size) + : PictureAsset (directory, mxf_name, 0, fps, 0, size) { - return files[f]; + +} + +MonoPictureAsset::MonoPictureAsset (string directory, string mxf_name) + : PictureAsset (directory, mxf_name) +{ + ASDCP::JP2K::MXFReader reader; + if (ASDCP_FAILURE (reader.OpenRead (path().string().c_str()))) { + boost::throw_exception (MXFFileError ("could not open MXF file for reading", path().string())); + } + + ASDCP::JP2K::PictureDescriptor desc; + if (ASDCP_FAILURE (reader.FillPictureDescriptor (desc))) { + boost::throw_exception (DCPReadError ("could not read video MXF information")); + } + + _size.width = desc.StoredWidth; + _size.height = desc.StoredHeight; + _edit_rate = desc.EditRate.Numerator; + assert (desc.EditRate.Denominator == 1); + _intrinsic_duration = desc.ContainerDuration; } void -PictureAsset::construct (sigc::slot get_path) +MonoPictureAsset::construct (boost::function get_path, bool interop, MXFMetadata const & metadata) { 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)); + boost::throw_exception (FileError ("could not open JPEG2000 file for reading", get_path (0))); } ASDCP::JP2K::PictureDescriptor picture_desc; j2k_parser.FillPictureDescriptor (picture_desc); - picture_desc.EditRate = ASDCP::Rational (_fps, 1); + picture_desc.EditRate = ASDCP::Rational (_edit_rate, 1); ASDCP::WriterInfo writer_info; - fill_writer_info (&writer_info); + fill_writer_info (&writer_info, _uuid, interop, metadata); 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, 16384, false))) { + boost::throw_exception (MXFFileError ("could not open MXF file for writing", path().string())); } - for (int i = 0; i < _length; ++i) { + for (int i = 0; i < _intrinsic_duration; ++i) { string const path = get_path (i); - + if (ASDCP_FAILURE (j2k_parser.OpenReadFrame (path.c_str(), frame_buffer))) { - throw FileError ("could not open JPEG2000 file for reading", path); + boost::throw_exception (FileError ("could not open JPEG2000 file for reading", path)); } - /* XXX: passing 0 to WriteFrame ok? */ - if (ASDCP_FAILURE (mxf_writer.WriteFrame (frame_buffer, 0, 0))) { - throw MiscError ("error in writing video MXF"); + if (ASDCP_FAILURE (mxf_writer.WriteFrame (frame_buffer, _encryption_context, 0))) { + boost::throw_exception (MXFFileError ("error in writing video MXF", this->path().string())); + } + + if (_progress) { + (*_progress) (0.5 * float (i) / _intrinsic_duration); } - - (*_progress) (0.5 * float (i) / _length); } if (ASDCP_FAILURE (mxf_writer.Finalize())) { - throw MiscError ("error in finalising video MXF"); + boost::throw_exception (MXFFileError ("error in finalising video MXF", path().string())); } +} - _digest = make_digest (_mxf_path, _progress); +string +MonoPictureAsset::path_from_list (int f, vector const & files) const +{ + return files[f]; } -void -PictureAsset::write_to_cpl (ostream& s) const -{ - s << " \n" - << " urn:uuid:" << _uuid << "\n" - << " " << filesystem::path(_mxf_path).filename() << "\n" - << " " << _fps << " 1\n" - << " " << _length << "\n" - << " 0\n" - << " " << _length << "\n" - << " " << _fps << " 1\n" - << " " << _width << " " << _height << "\n" - << " \n"; +shared_ptr +MonoPictureAsset::get_frame (int n) const +{ + return shared_ptr (new MonoPictureFrame (path().string(), n, _decryption_context)); } + + +bool +MonoPictureAsset::equals (shared_ptr other, EqualityOptions opt, boost::function note) const +{ + if (!PictureAsset::equals (other, opt, note)) { + return false; + } + + shared_ptr other_picture = dynamic_pointer_cast (other); + assert (other_picture); + + for (int i = 0; i < _intrinsic_duration; ++i) { + if (i >= other_picture->intrinsic_duration()) { + return false; + } + + note (PROGRESS, "Comparing video frame " + lexical_cast (i) + " of " + lexical_cast (_intrinsic_duration)); + shared_ptr frame_A = get_frame (i); + shared_ptr frame_B = other_picture->get_frame (i); + + if (!frame_buffer_equals ( + i, opt, note, + frame_A->j2k_data(), frame_A->j2k_size(), + frame_B->j2k_data(), frame_B->j2k_size() + )) { + return false; + } + } + + return true; +} + +bool +StereoPictureAsset::equals (shared_ptr other, EqualityOptions opt, boost::function note) const +{ + if (!PictureAsset::equals (other, opt, note)) { + return false; + } + + shared_ptr other_picture = dynamic_pointer_cast (other); + assert (other_picture); + + for (int i = 0; i < _intrinsic_duration; ++i) { + shared_ptr frame_A = get_frame (i); + shared_ptr frame_B = other_picture->get_frame (i); + + if (!frame_buffer_equals ( + i, opt, note, + frame_A->left_j2k_data(), frame_A->left_j2k_size(), + frame_B->left_j2k_data(), frame_B->left_j2k_size() + )) { + return false; + } + + if (!frame_buffer_equals ( + i, opt, note, + frame_A->right_j2k_data(), frame_A->right_j2k_size(), + frame_B->right_j2k_data(), frame_B->right_j2k_size() + )) { + return false; + } + } + + return true; +} + +bool +PictureAsset::frame_buffer_equals ( + int frame, EqualityOptions opt, boost::function note, + uint8_t const * data_A, unsigned int size_A, uint8_t const * data_B, unsigned int size_B + ) const +{ + 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 image_A = decompress_j2k (const_cast (data_A), size_A, 0); + shared_ptr image_B = decompress_j2k (const_cast (data_B), size_B, 0); + + /* Compare them */ + + vector abs_diffs (image_A->size().width * image_A->size().height * 3); + int d = 0; + int max_diff = 0; + + for (int c = 0; c < 3; ++c) { + + if (image_A->size() != image_B->size()) { + note (ERROR, "image sizes for frame " + lexical_cast(frame) + " differ"); + return false; + } + + 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); + } + } + + uint64_t total = 0; + for (vector::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::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()); + + note (NOTE, "mean difference " + lexical_cast (mean) + ", deviation " + lexical_cast (std_dev)); + + if (mean > opt.max_mean_pixel_error) { + note (ERROR, "mean " + lexical_cast(mean) + " out of range " + lexical_cast(opt.max_mean_pixel_error) + " in frame " + lexical_cast(frame)); + return false; + } + + if (std_dev > opt.max_std_dev_pixel_error) { + note (ERROR, "standard deviation " + lexical_cast(std_dev) + " out of range " + lexical_cast(opt.max_std_dev_pixel_error) + " in frame " + lexical_cast(frame)); + return false; + } + + return true; +} + + +StereoPictureAsset::StereoPictureAsset (string directory, string mxf_name, int fps, int intrinsic_duration) + : PictureAsset (directory, mxf_name, 0, fps, intrinsic_duration, Size (0, 0)) +{ + ASDCP::JP2K::MXFSReader reader; + if (ASDCP_FAILURE (reader.OpenRead (path().string().c_str()))) { + boost::throw_exception (MXFFileError ("could not open MXF file for reading", path().string())); + } + + ASDCP::JP2K::PictureDescriptor desc; + if (ASDCP_FAILURE (reader.FillPictureDescriptor (desc))) { + boost::throw_exception (DCPReadError ("could not read video MXF information")); + } + + _size.width = desc.StoredWidth; + _size.height = desc.StoredHeight; +} + +shared_ptr +StereoPictureAsset::get_frame (int n) const +{ + return shared_ptr (new StereoPictureFrame (path().string(), n)); +} + +shared_ptr +MonoPictureAsset::start_write (bool overwrite, bool interop, MXFMetadata const & metadata) +{ + /* XXX: can't we use shared_ptr here? */ + return shared_ptr (new MonoPictureAssetWriter (this, overwrite, interop, metadata)); +} + +string +PictureAsset::key_type () const +{ + return "MDIK"; +} + +StereoPictureAsset::StereoPictureAsset (string directory, string mxf_name, int fps, Size size) + : PictureAsset (directory, mxf_name, 0, fps, 0, size) +{ + +} + +shared_ptr +StereoPictureAsset::start_write (bool overwrite, bool interop, MXFMetadata const & metadata) +{ + /* XXX: can't we use shared_ptr here? */ + return shared_ptr (new StereoPictureAssetWriter (this, overwrite, interop, metadata)); +} +