of existing DCPs into account.
* @brief Methods to create content objects.
*/
+#include <libcxml/cxml.h>
+#include <boost/shared_ptr.hpp>
+
class Film;
+class Content;
extern boost::shared_ptr<Content> content_factory (boost::shared_ptr<const Film>, cxml::NodePtr, int, std::list<std::string> &);
extern boost::shared_ptr<Content> content_factory (boost::shared_ptr<const Film>, boost::filesystem::path);
uint64_t
Film::required_disk_space () const
{
- return uint64_t (j2k_bandwidth() / 8) * length().seconds();
+ return _playlist->required_disk_space (j2k_bandwidth(), audio_channels(), audio_frame_rate());
}
/** This method checks the disk that the Film is on and tries to decide whether or not
* there will be enough space to make a DCP for it. If so, true is returned; if not,
- * false is returned and required and availabe are filled in with the amount of disk space
+ * false is returned and required and available are filled in with the amount of disk space
* required and available respectively (in Gb).
*
* Note: the decision made by this method isn't, of course, 100% reliable.
/*
- Copyright (C) 2013-2015 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2013-2016 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 "ffmpeg_content.h"
#include "image_decoder.h"
#include "content_factory.h"
+#include "dcp_content.h"
#include "job.h"
#include "config.h"
#include "util.h"
c->set_position (c->position() + (*next)->length_after_trim ());
sort (_content.begin(), _content.end(), ContentSorter ());
}
+
+int64_t
+Playlist::required_disk_space (int j2k_bandwidth, int audio_channels, int audio_frame_rate) const
+{
+ int64_t video = uint64_t (j2k_bandwidth / 8) * length().seconds ();
+ int64_t audio = uint64_t (audio_channels * audio_frame_rate * 3) * length().seconds ();
+
+ BOOST_FOREACH (shared_ptr<Content> i, _content) {
+ shared_ptr<DCPContent> d = dynamic_pointer_cast<DCPContent> (i);
+ if (d) {
+ if (d->reference_video()) {
+ video -= uint64_t (j2k_bandwidth / 8) * d->length_after_trim().seconds();
+ }
+ if (d->reference_audio()) {
+ audio -= uint64_t (audio_channels * audio_frame_rate * 3) * d->length_after_trim().seconds();
+ }
+ }
+ }
+
+ /* Add on 64k for bits and pieces (metadata, subs etc) */
+ return video + audio + 65536;
+}
DCPTime length () const;
boost::optional<DCPTime> start () const;
+ int64_t required_disk_space (int j2k_bandwidth, int audio_channels, int audio_frame_rate) const;
int best_dcp_frame_rate () const;
DCPTime video_end () const;
--- /dev/null
+/*
+ Copyright (C) 2016 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.
+
+*/
+
+#include "lib/content_factory.h"
+#include "lib/film.h"
+#include "lib/dcp_content.h"
+#include "test.h"
+#include <boost/test/unit_test.hpp>
+
+using boost::shared_ptr;
+using boost::dynamic_pointer_cast;
+
+void check_within_n (int64_t a, int64_t b, int64_t n)
+{
+ BOOST_CHECK (abs (a - b) <= n);
+}
+
+
+BOOST_AUTO_TEST_CASE (required_disk_space_test)
+{
+ shared_ptr<Film> film = new_test_film ("required_disk_space_test");
+ film->set_j2k_bandwidth (100000000);
+ film->set_audio_channels (6);
+ shared_ptr<Content> content_a = content_factory (film, "test/data/flat_blue.png");
+ film->examine_and_add_content (content_a);
+ shared_ptr<DCPContent> content_b = dynamic_pointer_cast<DCPContent> (content_factory (film, "test/data/burnt_subtitle_test_dcp"));
+ film->examine_and_add_content (content_b);
+ wait_for_jobs ();
+ film->write_metadata ();
+
+ check_within_n (
+ film->required_disk_space(),
+ 289LL * (100000000 / 8) / 24 + // video
+ 289LL * 48000 * 6 * 3 / 24 + // audio
+ 65536, // extra
+ 16
+ );
+
+ content_b->set_reference_video (true);
+
+ check_within_n (
+ film->required_disk_space(),
+ 240LL * (100000000 / 8) / 24 + // video
+ 289LL * 48000 * 6 * 3 / 24 + // audio
+ 65536, // extra
+ 16
+ );
+
+ content_b->set_reference_audio (true);
+
+ check_within_n (
+ film->required_disk_space(),
+ 240LL * (100000000 / 8) / 24 + // video
+ 240LL * 48000 * 6 * 3 / 24 + // audio
+ 65536, // extra
+ 16
+ );
+}
#
-# Copyright (C) 2012-2015 Carl Hetherington <cth@carlh.net>
+# Copyright (C) 2012-2016 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
repeat_frame_test.cc
recover_test.cc
reels_test.cc
+ required_disk_space_test.cc
resampler_test.cc
scaling_test.cc
seek_zero_test.cc