43 lines
924 B
C
43 lines
924 B
C
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// AMixer.h, Petr Hlavka, 2004
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#ifndef AMIXER_H
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#define AMIXER_H
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#include "AItem.h"
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#include <alsa/asoundlib.h>
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#define MIXER_ITEMS 3
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class AItem;
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class AMixer {
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private:
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snd_mixer_t *mixerHandle;
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AItem *mixerItems[MIXER_ITEMS];
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char *cardName;
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void error(const char *errorString, int errorCode);
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public:
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AMixer(const char *card); // ctor
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~AMixer(); // dtor
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bool opened();
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void handleEvents();
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AItem *attachItem(unsigned int itemNumber, const char *itemName);
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bool itemOK(unsigned int itemNumber);
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int itemGetVolume(unsigned int itemNumber);
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void itemSetVolume(unsigned int itemNumber, unsigned int volume);
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int itemIsMuted(unsigned int itemNumber);
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void itemToggleMute(unsigned int itemNumber);
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void reInit();
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static bool mixerElemsChanged();
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static bool mixerChanged();
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static char* convertIDToCard(const char* cardId);
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};
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#endif
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