DVBTune Class Reference

#include <dvbtune.h>

Inherits TunerServer.

Collaboration diagram for DVBTune:

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Public Member Functions
	DVBTune (RenderFarmClientThread *client)
	~DVBTune ()
void	reset ()
int	open_tuner ()
int	close_tuner ()
int	get_signal_strength (int *current_power, int *current_lock)
int	read_data (unsigned char *data, int size)
Data Fields
int	frontend_fd
int	audio_fd
int	video_fd
int	dvr_fd
Mutex *	buffer_lock
unsigned char *	buffer
int	buffer_size
int	buffer_allocated
DVBTuneThread *	thread
DVBTuneStatus *	status
int	has_lock

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Detailed Description

Interface for digital tuners using DVB.

Definition at line 23 of file dvbtune.h.

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Constructor & Destructor Documentation

DVBTune::DVBTune

(

RenderFarmClientThread *

client

)

Definition at line 61 of file dvbtune.C.

References buffer_lock, and reset().

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DVBTune::~DVBTune

(

)

Definition at line 68 of file dvbtune.C.

References buffer, buffer_lock, status, and thread.

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Member Function Documentation

void DVBTune::reset

(

)

Definition at line 76 of file dvbtune.C.

References audio_fd, buffer, buffer_allocated, buffer_size, dvr_fd, frontend_fd, has_lock, status, thread, and video_fd.

Referenced by close_tuner(), and DVBTune().

int DVBTune::open_tuner

(

)

[virtual]

These are overridden. Returns of 1 are considered errors.

Reimplemented from TunerServer.

Definition at line 90 of file dvbtune.C.

References audio_fd, BCTEXTLEN, catv_dvb, CLIP, dvr_fd, fprintf, frontend_fd, TunerServer::get_audio_pid(), TunerServer::get_channel(), TunerServer::get_device_number(), TunerServer::get_table(), TunerServer::get_video_pid(), ntsc_dvb, Thread::start(), status, TunerServer::table, thread, and video_fd.

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int DVBTune::close_tuner

(

)

[virtual]

Reimplemented from TunerServer.

Definition at line 256 of file dvbtune.C.

References audio_fd, buffer, dvr_fd, frontend_fd, reset(), status, thread, and video_fd.

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int DVBTune::get_signal_strength	(	int *	current_power,
		int *	current_lock
	)			[virtual]

Reimplemented from TunerServer.

Definition at line 273 of file dvbtune.C.

References has_lock.

int DVBTune::read_data	(	unsigned char *	data,
		int	size
	)			[virtual]

Should return the number of bytes read.

Reimplemented from TunerServer.

Definition at line 290 of file dvbtune.C.

References buffer, buffer_lock, buffer_size, Mutex::lock(), memcpy, and Mutex::unlock().

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Field Documentation

int DVBTune::frontend_fd

Definition at line 39 of file dvbtune.h.

Referenced by close_tuner(), open_tuner(), reset(), and DVBTuneStatus::run().

int DVBTune::audio_fd

Definition at line 40 of file dvbtune.h.

Referenced by close_tuner(), open_tuner(), and reset().

int DVBTune::video_fd

Definition at line 41 of file dvbtune.h.

Referenced by close_tuner(), open_tuner(), and reset().

int DVBTune::dvr_fd

Definition at line 42 of file dvbtune.h.

Referenced by close_tuner(), open_tuner(), reset(), and DVBTuneThread::run().

Mutex* DVBTune::buffer_lock

Definition at line 44 of file dvbtune.h.

Referenced by DVBTune(), read_data(), DVBTuneThread::run(), and ~DVBTune().

unsigned char* DVBTune::buffer

Definition at line 45 of file dvbtune.h.

Referenced by close_tuner(), read_data(), reset(), DVBTuneThread::run(), and ~DVBTune().

int DVBTune::buffer_size

Definition at line 46 of file dvbtune.h.

Referenced by read_data(), reset(), and DVBTuneThread::run().

int DVBTune::buffer_allocated

Definition at line 47 of file dvbtune.h.

Referenced by reset(), and DVBTuneThread::run().

DVBTuneThread* DVBTune::thread

Definition at line 48 of file dvbtune.h.

Referenced by close_tuner(), open_tuner(), reset(), and ~DVBTune().

DVBTuneStatus* DVBTune::status

Definition at line 49 of file dvbtune.h.

Referenced by close_tuner(), open_tuner(), reset(), and ~DVBTune().

int DVBTune::has_lock

Definition at line 50 of file dvbtune.h.

Referenced by get_signal_strength(), reset(), DVBTuneStatus::run(), and DVBTuneThread::run().

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The documentation for this class was generated from the following files:

• hvirtual/cinelerra/dvbtune.h
• hvirtual/cinelerra/dvbtune.C