Gnash  0.8.10
AudioResamplerFfmpeg.h
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00001 // AudioResamplerFfmpeg.h - FFMPEG based audio resampler
00002 //
00003 //   Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
00004 //   Free Software Foundation, Inc
00005 //
00006 // This program is free software; you can redistribute it and/or modify
00007 // it under the terms of the GNU General Public License as published by
00008 // the Free Software Foundation; either version 3 of the License, or
00009 // (at your option) any later version.
00010 
00011 // This program is distributed in the hope that it will be useful,
00012 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00013 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00014 // GNU General Public License for more details.
00015 // 
00016 // You should have received a copy of the GNU General Public License
00017 // along with this program; if not, write to the Free Software
00018 // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
00019 
00020 #ifndef GNASH_MEDIA_FFMPEG_AUDIORESAMPLERFFMPEG_H
00021 #define GNASH_MEDIA_FFMPEG_AUDIORESAMPLERFFMPEG_H
00022 
00023 #include "log.h"
00024 #include "dsodefs.h" //For DSOEXPORT
00025 
00026 #include "ffmpegHeaders.h"
00027 
00028 #include <boost/cstdint.hpp>
00029 
00030 namespace gnash {
00031 namespace media {
00032 namespace ffmpeg {
00033 
00035 //
00038 class AudioResamplerFfmpeg
00039 {
00040 public:
00041         DSOEXPORT AudioResamplerFfmpeg();
00042 
00043         DSOEXPORT ~AudioResamplerFfmpeg();
00044         
00046         //
00052         DSOEXPORT bool init(AVCodecContext* ctx);
00053         
00055         //
00067         DSOEXPORT int resample(
00068                 boost::int16_t* input, boost::int16_t* output, int samples
00069         );
00070 
00071 private:
00072         // The container of the resample format information.
00073         ReSampleContext* _context;
00074 };
00075 
00076 } // gnash.media.ffmpeg namespace 
00077 } // gnash.media namespace 
00078 } // namespace gnash
00079 
00080 
00081 #endif // GNASH_MEDIA_FFMPEG_AUDIORESAMPLERFFMPEG_H