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swaroop: fix encryption of files encoded from DCP.
[dcpomatic.git]
/
src
/
lib
/
audio_buffers.h
diff --git
a/src/lib/audio_buffers.h
b/src/lib/audio_buffers.h
index bcf5d5928ee1330758573cf4d8a7417f46d76e56..64ad4ba9539e5e665eb6efe61704bd0954e88e93 100644
(file)
--- a/
src/lib/audio_buffers.h
+++ b/
src/lib/audio_buffers.h
@@
-1,19
+1,20
@@
/*
Copyright (C) 2012-2014 Carl Hetherington <cth@carlh.net>
/*
Copyright (C) 2012-2014 Carl Hetherington <cth@carlh.net>
- This program is free software; you can redistribute it and/or modify
+ This file is part of DCP-o-matic.
+
+ DCP-o-matic 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.
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,
+
DCP-o-matic
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
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 DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
*/
*/
@@
-25,16
+26,21
@@
#define DCPOMATIC_AUDIO_BUFFERS_H
#include <boost/shared_ptr.hpp>
#define DCPOMATIC_AUDIO_BUFFERS_H
#include <boost/shared_ptr.hpp>
+#include <stdint.h>
/** @class AudioBuffers
* @brief A class to hold multi-channel audio data in float format.
/** @class AudioBuffers
* @brief A class to hold multi-channel audio data in float format.
+ *
+ * The use of int32_t for frame counts in this class is due to the
+ * round-up to the next power-of-2 code in ensure_size(); if that
+ * were changed the frame count could use any integer type.
*/
class AudioBuffers
{
public:
*/
class AudioBuffers
{
public:
- AudioBuffers (int channels, int frames);
+ AudioBuffers (int channels, int
32_t
frames);
AudioBuffers (AudioBuffers const &);
AudioBuffers (AudioBuffers const &);
- AudioBuffers (boost::shared_ptr<const AudioBuffers>);
+
explicit
AudioBuffers (boost::shared_ptr<const AudioBuffers>);
~AudioBuffers ();
AudioBuffers & operator= (AudioBuffers const &);
~AudioBuffers ();
AudioBuffers & operator= (AudioBuffers const &);
@@
-42,7
+48,7
@@
public:
boost::shared_ptr<AudioBuffers> clone () const;
boost::shared_ptr<AudioBuffers> channel (int) const;
boost::shared_ptr<AudioBuffers> clone () const;
boost::shared_ptr<AudioBuffers> channel (int) const;
- void ensure_size (int);
+ void ensure_size (int
32_t
);
float** data () const {
return _data;
float** data () const {
return _data;
@@
-58,30
+64,32
@@
public:
return _frames;
}
return _frames;
}
- void set_frames (int f);
+ void set_frames (int
32_t
f);
void make_silent ();
void make_silent (int c);
void make_silent ();
void make_silent (int c);
- void make_silent (int
from, in
t frames);
+ void make_silent (int
32_t from, int32_
t frames);
void apply_gain (float);
void apply_gain (float);
- void copy_from (AudioBuffers const * from, int
frames_to_copy, int read_offset, in
t write_offset);
+ void copy_from (AudioBuffers const * from, int
32_t frames_to_copy, int32_t read_offset, int32_
t write_offset);
void copy_channel_from (AudioBuffers const * from, int from_channel, int to_channel);
void copy_channel_from (AudioBuffers const * from, int from_channel, int to_channel);
- void move (int
from, int to, int frames
);
+ void move (int
32_t frames, int32_t from, int32_t to
);
void accumulate_channel (AudioBuffers const * from, int from_channel, int to_channel, float gain = 1);
void accumulate_channel (AudioBuffers const * from, int from_channel, int to_channel, float gain = 1);
- void accumulate_frames (AudioBuffers const *, int read_offset, int write_offset, int frames);
+ void accumulate_frames (AudioBuffers const * from, int32_t frames, int32_t read_offset, int32_t write_offset);
+ void append (boost::shared_ptr<const AudioBuffers> other);
+ void trim_start (int32_t frames);
private:
private:
- void allocate (int
, int
);
+ void allocate (int
channels, int32_t frames
);
void deallocate ();
/** Number of channels */
int _channels;
/** Number of frames (where a frame is one sample across all channels) */
void deallocate ();
/** Number of channels */
int _channels;
/** Number of frames (where a frame is one sample across all channels) */
- int _frames;
+ int
32_t
_frames;
/** Number of frames that _data can hold */
/** Number of frames that _data can hold */
- int _allocated_frames;
+ int
32_t
_allocated_frames;
/** Audio data (so that, e.g. _data[2][6] is channel 2, sample 6) */
float** _data;
};
/** Audio data (so that, e.g. _data[2][6] is channel 2, sample 6) */
float** _data;
};