X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2Fpicture_asset.cc;h=338be329b429a5c65400396bccd0523affb45dad;hb=d927e9b913606f4fc982885c7582ecaf0e3c5a1a;hp=bc38a3f93d07587c490f5bd307e9af1b4162028b;hpb=65013fcc46474df4c11f69b674e79af465688531;p=libdcp.git diff --git a/src/picture_asset.cc b/src/picture_asset.cc index bc38a3f9..338be329 100644 --- a/src/picture_asset.cc +++ b/src/picture_asset.cc @@ -1,43 +1,52 @@ /* - Copyright (C) 2012 Carl Hetherington + Copyright (C) 2012-2015 Carl Hetherington - This program is free software; you can redistribute it and/or modify + This file is part of libdcp. + + libdcp is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. - This program is distributed in the hope that it will be useful, + libdcp is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - + along with libdcp. If not, see . + + In addition, as a special exception, the copyright holders give + permission to link the code of portions of this program with the + OpenSSL library under certain conditions as described in each + individual source file, and distribute linked combinations + including the two. + + You must obey the GNU General Public License in all respects + for all of the code used other than OpenSSL. If you modify + file(s) with this exception, you may extend this exception to your + version of the file(s), but you are not obligated to do so. If you + do not wish to do so, delete this exception statement from your + version. If you delete this exception statement from all source + files in the program, then also delete it here. */ -/** @file src/picture_asset.cc - * @brief An asset made up of JPEG2000 files - */ - -#include -#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 "openjpeg_image.h" #include "picture_asset_writer.h" +#include "dcp_assert.h" +#include "compose.hpp" +#include "AS_DCP.h" +#include "KM_fileio.h" +#include "j2k.h" +#include +#include +#include +#include +#include +#include using std::string; using std::ostream; @@ -50,136 +59,68 @@ 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; +using namespace dcp; -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 (boost::filesystem::path file) + : Asset (file) + , _intrinsic_duration (0) { } -PictureAsset::PictureAsset (string directory, string mxf_name) - : MXFAsset (directory, mxf_name) +PictureAsset::PictureAsset (Fraction edit_rate) + : _edit_rate (edit_rate) + , _intrinsic_duration (0) { } -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 +PictureAsset::read_picture_descriptor (ASDCP::JP2K::PictureDescriptor const & desc) { - 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)); - } + _size.width = desc.StoredWidth; + _size.height = desc.StoredHeight; + _edit_rate = Fraction (desc.EditRate.Numerator, desc.EditRate.Denominator); + _intrinsic_duration = desc.ContainerDuration; + _frame_rate = Fraction (desc.SampleRate.Numerator, desc.SampleRate.Denominator); + _screen_aspect_ratio = Fraction (desc.AspectRatio.Numerator, desc.AspectRatio.Denominator); } bool -PictureAsset::equals (shared_ptr other, EqualityOptions opt, boost::function note) const +PictureAsset::descriptor_equals ( + ASDCP::JP2K::PictureDescriptor const & a, ASDCP::JP2K::PictureDescriptor const & b, NoteHandler 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 + 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"); + + note (DCP_ERROR, "video MXF picture descriptors differ"); return false; } - if (desc_A.ContainerDuration != desc_B.ContainerDuration) { - note (ERROR, "video container durations differ"); + if (a.ContainerDuration != b.ContainerDuration) { + note (DCP_ERROR, "video container durations differ"); } - + // for (unsigned int j = 0; j < ASDCP::JP2K::MaxComponents; ++j) { -// if (desc_A.ImageComponents[j] != desc_B.ImageComponents[j]) { +// if (a.ImageComponents[j] != b.ImageComponents[j]) { // notes.pack_start ("video MXF picture descriptors differ"); // } // } @@ -187,215 +128,35 @@ PictureAsset::equals (shared_ptr other, EqualityOptions opt, boost: return true; } - -MonoPictureAsset::MonoPictureAsset ( - boost::function get_path, - string directory, - string mxf_name, - boost::signals2::signal* progress, - int fps, - int intrinsic_duration, - Size size, - bool interop, - MXFMetadata const & metadata - ) - : PictureAsset (directory, mxf_name, progress, fps, intrinsic_duration, size) -{ - construct (get_path, interop, metadata); -} - -MonoPictureAsset::MonoPictureAsset ( - vector const & files, - string directory, - string mxf_name, - boost::signals2::signal* progress, - int fps, - int intrinsic_duration, - Size size, - bool interop, - MXFMetadata const & metadata - ) - : PictureAsset (directory, mxf_name, progress, fps, intrinsic_duration, size) -{ - construct (boost::bind (&MonoPictureAsset::path_from_list, this, _1, files), interop, metadata); -} - -MonoPictureAsset::MonoPictureAsset (string directory, string mxf_name, int fps, Size size) - : PictureAsset (directory, mxf_name, 0, fps, 0, size) -{ - -} - -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 -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))) { - 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 (_edit_rate, 1); - - ASDCP::WriterInfo writer_info; - fill_writer_info (&writer_info, _uuid, interop, metadata); - - ASDCP::JP2K::MXFWriter mxf_writer; - 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 < _intrinsic_duration; ++i) { - - string const path = get_path (i); - - if (ASDCP_FAILURE (j2k_parser.OpenReadFrame (path.c_str(), frame_buffer))) { - boost::throw_exception (FileError ("could not open JPEG2000 file for reading", path)); - } - - 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); - } - } - - if (ASDCP_FAILURE (mxf_writer.Finalize())) { - boost::throw_exception (MXFFileError ("error in finalising video MXF", path().string())); - } -} - -string -MonoPictureAsset::path_from_list (int f, vector const & files) const -{ - return files[f]; -} - -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, + int frame, EqualityOptions opt, NoteHandler 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"); + note (DCP_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); - + 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"); + note (DCP_ERROR, String::compose ("image sizes for frame %1 differ", frame)); 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]); @@ -403,82 +164,53 @@ PictureAsset::frame_buffer_equals ( 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)); - + + note (DCP_NOTE, String::compose ("mean difference %1 deviation %2", mean, 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)); + note ( + DCP_ERROR, + String::compose ("mean %1 out of range %2 in frame %3", mean, opt.max_mean_pixel_error, 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)); + note ( + DCP_ERROR, + String::compose ("standard deviation %1 out of range %2 in frame %3", std_dev, opt.max_std_dev_pixel_error, 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) +PictureAsset::pkl_type (Standard standard) const { - return shared_ptr (new StereoPictureAssetWriter (this, overwrite, interop, metadata)); + switch (standard) { + case INTEROP: + return "application/x-smpte-mxf;asdcpKind=Picture"; + case SMPTE: + return "application/mxf"; + default: + DCP_ASSERT (false); + } } -