Move things round a bit.

[dcpomatic.git] / src / lib / tiff_encoder.cc

diff --git a/src/lib/tiff_encoder.cc b/src/lib/tiff_encoder.cc
new file mode 100644 (file)
index 0000000..2cf2380
--- /dev/null
+++ b/src/lib/tiff_encoder.cc
@@ -0,0 +1,77 @@
+/*
+    Copyright (C) 2012 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
+    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,
+    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.
+
+*/
+
+/** @file src/tiff_encoder.h
+ *  @brief An encoder that writes TIFF files (and does nothing with audio).
+ */
+
+#include <stdexcept>
+#include <vector>
+#include <sstream>
+#include <iomanip>
+#include <iostream>
+#include <boost/filesystem.hpp>
+#include <tiffio.h>
+#include "tiff_encoder.h"
+#include "film.h"
+#include "film_state.h"
+#include "options.h"
+#include "exceptions.h"
+#include "image.h"
+
+using namespace std;
+using namespace boost;
+
+/** @param s FilmState of the film that we are encoding.
+ *  @param o Options.
+ *  @param l Log.
+ */
+TIFFEncoder::TIFFEncoder (shared_ptr<const FilmState> s, shared_ptr<const Options> o, Log* l)
+       : Encoder (s, o, l)
+{
+       
+}
+
+void
+TIFFEncoder::process_video (shared_ptr<Image> image, int frame)
+{
+       shared_ptr<Image> scaled = image->scale_and_convert_to_rgb (_opt->out_size, _opt->padding, _fs->scaler);
+       string tmp_file = _opt->frame_out_path (frame, true);
+       TIFF* output = TIFFOpen (tmp_file.c_str (), "w");
+       if (output == 0) {
+               throw CreateFileError (tmp_file);
+       }
+                                               
+       TIFFSetField (output, TIFFTAG_IMAGEWIDTH, _opt->out_size.width);
+       TIFFSetField (output, TIFFTAG_IMAGELENGTH, _opt->out_size.height);
+       TIFFSetField (output, TIFFTAG_COMPRESSION, COMPRESSION_NONE);
+       TIFFSetField (output, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG);
+       TIFFSetField (output, TIFFTAG_PHOTOMETRIC, PHOTOMETRIC_RGB);
+       TIFFSetField (output, TIFFTAG_BITSPERSAMPLE, 8);
+       TIFFSetField (output, TIFFTAG_SAMPLESPERPIXEL, 3);
+       
+       if (TIFFWriteEncodedStrip (output, 0, scaled->data()[0], _opt->out_size.width * _opt->out_size.height * 3) == 0) {
+               throw WriteFileError (tmp_file, 0);
+       }
+
+       TIFFClose (output);
+
+       boost::filesystem::rename (tmp_file, _opt->frame_out_path (frame, false));
+       frame_done ();
+}