diff options
Diffstat (limited to 'audiofile_artsplugin/audiofilePlayObjectI.h')
-rw-r--r-- | audiofile_artsplugin/audiofilePlayObjectI.h | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/audiofile_artsplugin/audiofilePlayObjectI.h b/audiofile_artsplugin/audiofilePlayObjectI.h new file mode 100644 index 00000000..3d0246a3 --- /dev/null +++ b/audiofile_artsplugin/audiofilePlayObjectI.h @@ -0,0 +1,95 @@ +// audiofilePlayObject +// +// Copyright (C) 2001 Neil Stevens <neil@qualityassistant.com> +// +// Permission is hereby granted, free of charge, to any person obtaining a copy +// of this software and associated documentation files (the "Software"), to deal +// in the Software without restriction, including without limitation the rights +// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +// copies of the Software, and to permit persons to whom the Software is +// furnished to do so, subject to the following conditions: +// +// The above copyright notice and this permission notice shall be included in +// all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +// THE AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN +// AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +// +// Except as contained in this notice, the name(s) of the author(s) shall not be +// used in advertising or otherwise to promote the sale, use or other dealings +// in this Software without prior written authorization from the author(s). + +#ifndef AUDIOFILEPLAYOBJECTI_H +#define AUDIOFILEPLAYOBJECTI_H + +#include "audiofilearts.h" +#include <stdsynthmodule.h> + +#include <string> + +namespace Arts +{ + class Resampler; + class AudioFilePlayObjectRefiller; +} + +extern "C" +{ +#include <audiofile.h> +} + +using namespace Arts; +using namespace std; // violation of Kyoto protocol against namespace pollution + +class audiofilePlayObjectI : public audiofilePlayObject_skel, public StdSynthModule +{ +public: + audiofilePlayObjectI(); + ~audiofilePlayObjectI(); + + bool loadMedia(const string &); + string description(); + string mediaName(); + poCapabilities capabilities(); + poState state(); + void play(); + void pause(); + void halt(); + poTime currentTime(); + poTime overallTime(); + void seek(const poTime &); + void calculateBlock(unsigned long samples); + + // functions demanded by the linker + AutoSuspendState autoSuspend(); + void start(); + void stop(); + void streamInit(); + void streamStart(); + void streamEnd(); + + // PitchablePlayObject: + float speed(); + void speed(float newSpeed); + +private: + bool sanityCheck(void) { return fh != AF_NULL_FILEHANDLE; }; + + AFfilehandle fh; + + int channels, frameSize, sampleWidth; + float samplingRate; + + poState myState; + std::string filename; + + float _speed; + Arts::Resampler * resampler; + AudioFilePlayObjectRefiller * refiller; +}; + +#endif |