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98 lines
2.4 KiB
C++
98 lines
2.4 KiB
C++
/* public header file */
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#ifndef __AUDIO_LIB_H__
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#define __AUDIO_LIB_H__
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#include "cs_types.h"
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typedef enum
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{
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AUDIO_SYNC_WITH_PTS,
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AUDIO_NO_SYNC,
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AUDIO_SYNC_AUDIO_MASTER
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} AUDIO_SYNC_MODE;
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typedef enum {
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HDMI_ENCODED_OFF,
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HDMI_ENCODED_AUTO,
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HDMI_ENCODED_FORCED
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} HDMI_ENCODED_MODE;
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class mixerVolume;
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class cAudio
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{
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friend class cPlayback;
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private:
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int fd;
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bool Muted;
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int clipfd; /* for pcm playback */
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int mixer_fd; /* if we are using the OSS mixer */
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int mixer_num; /* oss mixer to use, if any */
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int StreamType;
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AUDIO_SYNC_MODE SyncMode;
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bool started;
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int volume;
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void openDevice(void);
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void closeDevice(void);
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int do_mute(bool enable, bool remember);
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void setBypassMode(bool disable);
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mixerVolume *mixerAnalog, *mixerHDMI, *mixerSPDIF;
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int volumeAnalog, volumeHDMI, volumeSPDIF;
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bool mixersMuted;
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public:
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/* construct & destruct */
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cAudio(void *, void *, void *);
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~cAudio(void);
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void open_AVInput_Device(void) { return; };
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void close_AVInput_Device(void) { return; };
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void setAVInput(int val);
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void *GetHandle() { return NULL; };
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/* shut up */
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int mute(bool remember = true) { return do_mute(true, remember); };
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int unmute(bool remember = true) { return do_mute(false, remember); };
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/* volume, min = 0, max = 255 */
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int setVolume(unsigned int left, unsigned int right);
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int getVolume(void) { return volume;}
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bool getMuteStatus(void) { return Muted; };
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/* start and stop audio */
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int Start(void);
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int Stop(void);
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bool Pause(bool Pcm = true);
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void SetStreamType(int bypass);
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int GetStreamType(void) { return StreamType; }
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void SetSyncMode(AVSYNC_TYPE Mode);
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/* select channels */
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int setChannel(int channel);
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int PrepareClipPlay(int uNoOfChannels, int uSampleRate, int uBitsPerSample, int bLittleEndian);
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int WriteClip(unsigned char * buffer, int size);
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int StopClip();
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void getAudioInfo(int &type, int &layer, int& freq, int &bitrate, int &mode);
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void SetSRS(int iq_enable, int nmgr_enable, int iq_mode, int iq_level);
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bool IsHdmiDDSupported() { return true; };
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void SetHdmiDD(bool enable);
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void SetSpdifDD(bool enable);
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void ScheduleMute(bool On);
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void EnableAnalogOut(bool enable);
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void openMixers(void);
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void closeMixers(void);
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void setMixerVolume(const char *name, long value, bool remember = true);
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void muteMixers(bool m = true);
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};
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#endif // __AUDIO_LIB_H__
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