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59 lines
1.4 KiB
C++
59 lines
1.4 KiB
C++
#ifndef __RECORD_LIB_H__
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#define __RECORD_LIB_H__
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#include <semaphore.h>
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#include "dmx_hal.h"
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#define REC_STATUS_OK 0
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#define REC_STATUS_SLOW 1
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#define REC_STATUS_OVERFLOW 2
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#define REC_STATUS_STOPPED 4
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typedef enum
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{
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RECORD_RUNNING,
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RECORD_STOPPED,
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RECORD_FAILED_READ, /* failed to read from DMX */
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RECORD_FAILED_OVERFLOW, /* cannot write fast enough */
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RECORD_FAILED_FILE, /* cannot write to file */
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RECORD_FAILED_MEMORY /* out of memory */
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} record_state_t;
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class cRecord
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{
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private:
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int file_fd;
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int dmx_num;
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cDemux *dmx;
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pthread_t record_thread;
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bool record_thread_running;
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record_state_t exit_flag;
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int state;
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int bufsize;
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int bufsize_dmx;
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void (*failureCallback)(void *);
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void *failureData;
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sem_t sem;
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#define RECORD_WRITER_CHUNKS 16
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unsigned char *io_buf[RECORD_WRITER_CHUNKS];
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size_t io_len[RECORD_WRITER_CHUNKS];
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public:
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cRecord(int num = 0, int bs_dmx = 2048 * 1024, int bs = 4096 * 1024);
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void setFailureCallback(void (*f)(void *), void *d) { failureCallback = f; failureData = d; }
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~cRecord();
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bool Open();
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bool Start(int fd, unsigned short vpid, unsigned short *apids, int numapids, uint64_t ch = 0);
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bool Stop(void);
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bool AddPid(unsigned short pid);
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int GetStatus();
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void ResetStatus();
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bool ChangePids(unsigned short vpid, unsigned short *apids, int numapids);
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void RecordThread();
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void WriterThread();
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};
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#endif // __RECORD_LIB_H__
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