X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Faudio_content.h;h=9bf53e0ab4d044ac379c6f45decd7d00ba4f932f;hb=1b3e9b80e4940ccf218062fd5dc907c6079ba249;hp=e18d1082e9d6d1202d7ae0aa92126525ae76c9b0;hpb=127672223cca569986e35c91265e269ed5a6561c;p=dcpomatic.git diff --git a/src/lib/audio_content.h b/src/lib/audio_content.h index e18d1082e..9bf53e0ab 100644 --- a/src/lib/audio_content.h +++ b/src/lib/audio_content.h @@ -1,19 +1,83 @@ -#ifndef DVDOMATIC_AUDIO_CONTENT_H -#define DVDOMATIC_AUDIO_CONTENT_H +/* + Copyright (C) 2013 Carl Hetherington + + 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. + +*/ + +#ifndef DCPOMATIC_AUDIO_CONTENT_H +#define DCPOMATIC_AUDIO_CONTENT_H #include "content.h" -#include "util.h" +#include "audio_mapping.h" + +namespace cxml { + class Node; +} + +class AudioContentProperty +{ +public: + static int const AUDIO_CHANNELS; + static int const AUDIO_LENGTH; + static int const AUDIO_FRAME_RATE; + static int const AUDIO_GAIN; + static int const AUDIO_DELAY; + static int const AUDIO_MAPPING; +}; class AudioContent : public virtual Content { public: - AudioContent (boost::filesystem::path); + typedef int64_t Frame; + + AudioContent (boost::shared_ptr, Time); + AudioContent (boost::shared_ptr, boost::filesystem::path); + AudioContent (boost::shared_ptr, boost::shared_ptr); + AudioContent (AudioContent const &); + + void as_xml (xmlpp::Node *) const; virtual int audio_channels () const = 0; - virtual ContentAudioFrame audio_length () const = 0; - virtual int audio_frame_rate () const = 0; - virtual int64_t audio_channel_layout () const = 0; + virtual AudioContent::Frame audio_length () const = 0; + virtual int content_audio_frame_rate () const = 0; + virtual int output_audio_frame_rate () const = 0; + virtual AudioMapping audio_mapping () const = 0; + virtual void set_audio_mapping (AudioMapping) = 0; + + void analyse_audio (boost::function); + boost::filesystem::path audio_analysis_path () const; + + void set_audio_gain (float); + void set_audio_delay (int); + float audio_gain () const { + boost::mutex::scoped_lock lm (_mutex); + return _audio_gain; + } + + int audio_delay () const { + boost::mutex::scoped_lock lm (_mutex); + return _audio_delay; + } + +private: + /** Gain to apply to audio in dB */ + float _audio_gain; + /** Delay to apply to audio (positive moves audio later) in milliseconds */ + int _audio_delay; }; #endif