mirror of
https://github.com/mpv-player/mpv
synced 2024-12-18 21:06:00 +00:00
187 lines
5.1 KiB
C
187 lines
5.1 KiB
C
/* Imported from the dvbstream project
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*
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* Modified for use with MPlayer, for details see the changelog at
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* http://svn.mplayerhq.hu/mplayer/trunk/
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* $Id$
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*/
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#ifndef MPLAYER_DVBIN_H
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#define MPLAYER_DVBIN_H
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#include "config.h"
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#include "stream.h"
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#if !HAVE_GPL
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#error GPL only
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#endif
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#define SLOF (11700 * 1000UL)
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#define LOF1 (9750 * 1000UL)
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#define LOF2 (10600 * 1000UL)
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#include <inttypes.h>
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#include <linux/dvb/dmx.h>
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#include <linux/dvb/frontend.h>
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#include <linux/dvb/video.h>
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#include <linux/dvb/audio.h>
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#include <linux/dvb/version.h>
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#define MAX_ADAPTERS 16
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#define MAX_FRONTENDS 8
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#undef DVB_ATSC
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#if defined(DVB_API_VERSION_MINOR)
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/* kernel headers >=2.6.28 have version 5.
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*
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* Version 5 is also called S2API, it adds support for tuning to S2 channels
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* and is extensible for future delivery systems. Old API is deprecated.
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* StreamID-implementation only supported since API >=5.2.
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* At least DTV_ENUM_DELSYS requires 5.5.
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*/
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#if (DVB_API_VERSION == 5 && DVB_API_VERSION_MINOR >= 5)
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#define DVB_USE_S2API 1
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// This had a different name until API 5.8.
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#ifndef DTV_STREAM_ID
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#define DTV_STREAM_ID DTV_ISDBS_TS_ID
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#endif
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#endif
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// This is only defined, for convenience, since API 5.8.
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#ifndef NO_STREAM_ID_FILTER
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#define NO_STREAM_ID_FILTER (~0U)
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#endif
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#if (DVB_API_VERSION == 3 && DVB_API_VERSION_MINOR >= 1) || DVB_API_VERSION == 5
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#define DVB_ATSC 1
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#endif
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#endif
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#define DVB_CHANNEL_LOWER -1
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#define DVB_CHANNEL_HIGHER 1
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#ifndef DMX_FILTER_SIZE
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#define DMX_FILTER_SIZE 32
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#endif
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typedef struct {
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char *name;
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unsigned int freq, srate, diseqc;
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char pol;
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unsigned int tpid, dpid1, dpid2, progid, ca, pids[DMX_FILTER_SIZE], pids_cnt;
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bool is_dvb_x2; /* Used only in dvb_get_channels() and parse_vdr_par_string(), use delsys. */
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unsigned int frontend;
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unsigned int delsys;
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unsigned int stream_id;
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unsigned int service_id;
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fe_spectral_inversion_t inv;
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fe_modulation_t mod;
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fe_transmit_mode_t trans;
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fe_bandwidth_t bw;
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fe_guard_interval_t gi;
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fe_code_rate_t cr, cr_lp;
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fe_hierarchy_t hier;
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} dvb_channel_t;
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typedef struct {
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unsigned int NUM_CHANNELS;
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unsigned int current;
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dvb_channel_t *channels;
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} dvb_channels_list_t;
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typedef struct {
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int devno;
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unsigned int delsys_mask[MAX_FRONTENDS];
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dvb_channels_list_t *list;
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} dvb_adapter_config_t;
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typedef struct {
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unsigned int adapters_count;
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dvb_adapter_config_t *adapters;
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unsigned int cur_adapter;
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unsigned int cur_frontend;
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int fe_fd;
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int dvr_fd;
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int demux_fd[3], demux_fds[DMX_FILTER_SIZE], demux_fds_cnt;
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int is_on;
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int retry;
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int timeout;
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unsigned int last_freq;
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bool switching_channel;
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bool stream_used;
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} dvb_state_t;
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typedef struct {
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struct mp_log *log;
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dvb_state_t *state;
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char *cfg_prog;
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int cfg_devno;
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int cfg_timeout;
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char *cfg_file;
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int cfg_full_transponder;
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} dvb_priv_t;
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/* Keep in sync with enum fe_delivery_system. */
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#ifndef DVB_USE_S2API
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# define SYS_DVBC_ANNEX_A 1
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# define SYS_DVBC_ANNEX_B 1
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# define SYS_DVBT 3
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# define SYS_DVBS 5
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# define SYS_DVBS2 6
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# define SYS_ATSC 11
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# define SYS_DVBT2 16
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# define SYS_DVBC_ANNEX_C 18
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#endif
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#define SYS_DVB__COUNT__ (SYS_DVBC_ANNEX_C + 1)
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#define DELSYS_BIT(__bit) (((unsigned int)1) << (__bit))
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#define DELSYS_SET(__mask, __bit) \
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(__mask) |= DELSYS_BIT((__bit))
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#define DELSYS_IS_SET(__mask, __bit) \
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(0 != ((__mask) & DELSYS_BIT((__bit))))
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#ifdef DVB_ATSC
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#define DELSYS_SUPP_MASK \
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( \
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DELSYS_BIT(SYS_DVBC_ANNEX_A) | \
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DELSYS_BIT(SYS_DVBT) | \
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DELSYS_BIT(SYS_DVBS) | \
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DELSYS_BIT(SYS_DVBS2) | \
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DELSYS_BIT(SYS_ATSC) | \
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DELSYS_BIT(SYS_DVBC_ANNEX_B) | \
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DELSYS_BIT(SYS_DVBT2) | \
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DELSYS_BIT(SYS_DVBC_ANNEX_C) \
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)
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#else
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#define DELSYS_SUPP_MASK \
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( \
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DELSYS_BIT(SYS_DVBC_ANNEX_A) | \
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DELSYS_BIT(SYS_DVBT) | \
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DELSYS_BIT(SYS_DVBS) | \
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DELSYS_BIT(SYS_DVBS2) | \
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DELSYS_BIT(SYS_DVBT2) | \
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DELSYS_BIT(SYS_DVBC_ANNEX_C) \
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)
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#endif
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int dvb_step_channel(stream_t *, int);
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int dvb_set_channel(stream_t *, unsigned int, unsigned int);
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dvb_state_t *dvb_get_state(stream_t *);
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void dvb_free_state(dvb_state_t *);
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#endif /* MPLAYER_DVBIN_H */
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