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14228d554c
cDemux destructor was racing with Read() which did lead to all
sorts of nasty crashes because after poll returned, the dmx object
could be gone and its memory replaced with totally different things.
Origin commit data
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Branch: master
Commit: b67a0a7e44
Author: Stefan Seyfried <seife@tuxbox-git.slipkontur.de>
Date: 2015-02-20 (Fri, 20 Feb 2015)
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This commit was generated by Migit
74 lines
1.8 KiB
C++
74 lines
1.8 KiB
C++
#ifndef __DEMUX_TD_H
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#define __DEMUX_TD_H
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#include <cstdlib>
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#include <vector>
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#include <inttypes.h>
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#include <sys/ioctl.h>
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#include <linux/dvb/dmx.h>
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#include "../common/cs_types.h"
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#define MAX_DMX_UNITS 4
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typedef enum
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{
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DMX_INVALID = 0,
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DMX_VIDEO_CHANNEL = 1,
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DMX_AUDIO_CHANNEL,
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DMX_PES_CHANNEL,
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DMX_PSI_CHANNEL,
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DMX_PIP_CHANNEL,
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DMX_TP_CHANNEL,
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DMX_PCR_ONLY_CHANNEL
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} DMX_CHANNEL_TYPE;
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typedef struct
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{
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int fd;
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unsigned short pid;
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} pes_pids;
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class cDemux
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{
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private:
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int num;
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int fd;
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int buffersize;
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bool measure;
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uint64_t last_measure, last_data;
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DMX_CHANNEL_TYPE dmx_type;
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std::vector<pes_pids> pesfds;
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struct dmx_sct_filter_params s_flt;
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struct dmx_pes_filter_params p_flt;
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int last_source;
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bool _open(void);
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void *pdata;
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public:
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bool Open(DMX_CHANNEL_TYPE pes_type, void * unused = NULL, int bufsize = 0);
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void Close(void);
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bool Start(bool record = false);
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bool Stop(void);
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int Read(unsigned char *buff, int len, int Timeout = 0);
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bool sectionFilter(unsigned short pid, const unsigned char * const filter, const unsigned char * const mask, int len, int Timeout = 0, const unsigned char * const negmask = NULL);
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bool pesFilter(const unsigned short pid);
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void SetSyncMode(AVSYNC_TYPE mode);
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void * getBuffer();
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void * getChannel();
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DMX_CHANNEL_TYPE getChannelType(void) { return dmx_type; };
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bool addPid(unsigned short pid);
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void getSTC(int64_t * STC);
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int getUnit(void);
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static bool SetSource(int unit, int source);
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static int GetSource(int unit);
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// TD only functions
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int getFD(void) { return fd; }; /* needed by cPlayback class */
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void removePid(unsigned short Pid); /* needed by cRecord class */
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std::vector<pes_pids> getPesPids(void) { return pesfds; };
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//
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cDemux(int num = 0);
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~cDemux();
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};
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#endif //__DEMUX_H
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