#include <sys/types.h>
#include <lib/dvb/pvrparse.h>
#include <lib/base/rawfile.h>
+#include <lib/base/elock.h>
/*
* Note: we're interested in PTS values, not STC values.
eDVBTSTools();
~eDVBTSTools();
+ void setSource(ePtr<iDataSource> &source, const char *streaminfo_filename=NULL);
+ void closeSource();
+
int openFile(const char *filename, int nostreaminfo = 0);
void closeFile();
-
+
void setSyncPID(int pid);
void setSearchRange(int maxrange);
int fixupPTS(const off_t &offset, pts_t &pts);
/* get (approximate) offset corresponding to PTS */
- int getOffset(off_t &offset, pts_t &pts);
+ int getOffset(off_t &offset, pts_t &pts, int marg=0);
int getNextAccessPoint(pts_t &ts, const pts_t &start, int direction);
int takeSample(off_t off, pts_t &p);
int findPMT(int &pmt_pid, int &service_id);
+
+ enum {
+ frametypeI = 1,
+ frametypeP = 2,
+ frametypeB = 4,
+ frametypeAll = frametypeI | frametypeP | frametypeB
+ };
+ /** findFrame: finds a specific frame at a given position
+
+ findFrame will look for the specified frame type starting at the given position, moving forward
+ (when direction is >0) or backward (when direction is <0). (direction=0 is a special case and also moves
+ forward, but starts with the last frame.)
+
+ return values are the new offset, the length of the found frame (both unaligned), and the (signed)
+ number of frames skipped. */
+ int findFrame(off_t &offset, size_t &len, int &direction, int frame_types = frametypeI);
+ int findNextPicture(off_t &offset, size_t &len, int &distance, int frame_types = frametypeAll);
private:
int m_pid;
int m_maxrange;
-
- eRawFile m_file;
-
+
+ ePtr<iDataSource> m_source;
+
int m_begin_valid, m_end_valid;
pts_t m_pts_begin, m_pts_end;
off_t m_offset_begin, m_offset_end;