1 /*****************************************************************************
2 * bda.c : BDA access module for vlc
3 *****************************************************************************
4 * Copyright (C) 2007 the VideoLAN team
6 * Author: Ken Self <kens@campoz.fslife.co.uk>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
21 *****************************************************************************/
23 /*****************************************************************************
25 *****************************************************************************/
27 #include <vlc_plugin.h>
29 /*****************************************************************************
30 * Access: local prototypes
31 *****************************************************************************/
32 static int Open( vlc_object_t *p_this );
33 static int ParsePath( access_t *p_access, const char* psz_module,
34 const int i_param_count, const char** psz_param, const int* i_type );
35 static void Close( vlc_object_t *p_this );
36 static block_t *Block( access_t * );
37 static int Control( access_t *, int, va_list );
39 #define CACHING_TEXT N_("Caching value in ms")
40 #define CACHING_LONGTEXT N_( \
41 "Caching value for DVB streams. This " \
42 "value should be set in milliseconds." )
44 #define ADAPTER_TEXT N_("Adapter card to tune")
45 #define ADAPTER_LONGTEXT N_("Adapter cards have a device file in directory " \
46 "named /dev/dvb/adapter[n] with n>=0.")
48 #define DEVICE_TEXT N_("Device number to use on adapter")
49 #define DEVICE_LONGTEXT ""
51 #define FREQ_TEXT N_("Transponder/multiplex frequency")
52 #if defined(WIN32) || defined(WINCE)
53 # define FREQ_LONGTEXT N_("In kHz for DVB-S or Hz for DVB-C/T")
55 # define FREQ_LONGTEXT N_("In kHz for DVB-C/S/T")
58 #define INVERSION_TEXT N_("Inversion mode")
59 #define INVERSION_LONGTEXT N_("Inversion mode [0=off, 1=on, 2=auto]")
60 static const int i_inversion_list[] = { -1, 0, 1, 2 };
61 static const char *const ppsz_inversion_text[] = { N_("Undefined"), N_("Off"),
62 N_("On"), N_("Auto") };
64 #define PROBE_TEXT N_("Probe DVB card for capabilities")
65 #define PROBE_LONGTEXT N_("Some DVB cards do not like to be probed for their " \
66 "capabilities, you can disable this feature if you experience some " \
69 #define BUDGET_TEXT N_("Budget mode")
70 #define BUDGET_LONGTEXT N_("This allows you to stream an entire transponder " \
71 "with a \"budget\" card.")
74 #if defined(WIN32) || defined(WINCE)
75 # define NETID_TEXT N_("Network Identifier")
76 # define NETID_LONGTEXT ""
78 # define SATNO_TEXT N_("Satellite number in the Diseqc system")
79 # define SATNO_LONGTEXT N_("[0=no diseqc, 1-4=satellite number].")
82 #define VOLTAGE_TEXT N_("LNB voltage")
83 #define VOLTAGE_LONGTEXT N_("In Volts [0, 13=vertical, 18=horizontal].")
85 #define HIGH_VOLTAGE_TEXT N_("High LNB voltage")
86 #define HIGH_VOLTAGE_LONGTEXT N_("Enable high voltage if your cables are " \
87 "particularly long. This is not supported by all frontends.")
89 #define TONE_TEXT N_("22 kHz tone")
90 #define TONE_LONGTEXT N_("[0=off, 1=on, -1=auto].")
92 #define FEC_TEXT N_("Transponder FEC")
93 #define FEC_LONGTEXT N_("FEC=Forward Error Correction mode [9=auto].")
95 #define SRATE_TEXT N_("Transponder symbol rate in kHz")
96 #define SRATE_LONGTEXT ""
98 #define LNB_LOF1_TEXT N_("Antenna lnb_lof1 (kHz)")
99 #define LNB_LOF1_LONGTEXT N_("Low Band Local Osc Freq in kHz (usually 9.75GHz)")
101 #define LNB_LOF2_TEXT N_("Antenna lnb_lof2 (kHz)")
102 #define LNB_LOF2_LONGTEXT N_("High Band Local Osc Freq in kHz (usually 10.6GHz)")
104 #define LNB_SLOF_TEXT N_("Antenna lnb_slof (kHz)")
105 #define LNB_SLOF_LONGTEXT N_( \
106 "Low Noise Block switch freq in kHz (usually 11.7GHz)")
109 #define MODULATION_TEXT N_("Modulation type")
110 #define MODULATION_LONGTEXT N_("QAM, PSK or VSB modulation method")
111 static const int i_mod_list[] = { -1, 16, 32, 64, 128, 256,
112 10002, 10004, 20008, 20016 };
113 static const char *const ppsz_mod_text[] = {
114 N_("Undefined"), N_("QAM16"), N_("QAM32"), N_("QAM64"), N_("QAM128"), N_("QAM256"),
115 N_("BPSK"), N_("QPSK"), N_("8VSB"), N_("16VSB") };
118 #define MAJOR_CHANNEL_TEXT N_("ATSC Major Channel")
119 #define MAJOR_CHANNEL_LONGTEXT N_("ATSC Major Channel")
120 #define MINOR_CHANNEL_TEXT N_("ATSC Minor Channel")
121 #define MINOR_CHANNEL_LONGTEXT N_("ATSC Minor Channel")
122 #define PHYSICAL_CHANNEL_TEXT N_("ATSC Physical Channel")
123 #define PHYSICAL_CHANNEL_LONGTEXT N_("ATSC Physical Channel")
126 #define CODE_RATE_HP_TEXT N_("FEC rate")
127 #define CODE_RATE_HP_LONGTEXT N_("FEC rate includes " \
128 "DVB-T high priority stream FEC Rate")
129 static const int i_hp_fec_list[] = { -1, 1, 2, 3, 4, 5 };
130 static const char *const ppsz_hp_fec_text[] = {
131 N_("Undefined"), N_("1/2"), N_("2/3"), N_("3/4"), N_("5/6"), N_("7/8") };
133 #define CODE_RATE_LP_TEXT N_("Terrestrial low priority stream code rate (FEC)")
134 #define CODE_RATE_LP_LONGTEXT N_("Low Priority FEC Rate " \
135 "[Undefined,1/2,2/3,3/4,5/6,7/8]")
136 static const int i_lp_fec_list[] = { -1, 1, 2, 3, 4, 5 };
137 static const char *const ppsz_lp_fec_text[] = {
138 N_("Undefined"), N_("1/2"), N_("2/3"), N_("3/4"), N_("5/6"), N_("7/8") };
140 #define BANDWIDTH_TEXT N_("Terrestrial bandwidth")
141 #define BANDWIDTH_LONGTEXT N_("Terrestrial bandwidth [0=auto,6,7,8 in MHz]")
142 static const int i_band_list[] = { -1, 6, 7, 8 };
143 static const char *const ppsz_band_text[] = {
144 N_("Undefined"), N_("6 MHz"), N_("7 MHz"), N_("8 MHz") };
146 #define GUARD_TEXT N_("Terrestrial guard interval")
147 #define GUARD_LONGTEXT N_("Guard interval [Undefined,1/4,1/8,1/16,1/32]")
148 static const int i_guard_list[] = { -1, 4, 8, 16, 32 };
149 static const char *const ppsz_guard_text[] = {
150 N_("Undefined"), N_("1/4"), N_("1/8"), N_("1/16"), N_("1/32") };
152 #define TRANSMISSION_TEXT N_("Terrestrial transmission mode")
153 #define TRANSMISSION_LONGTEXT N_("Transmission mode [Undefined,2k,8k]")
154 static const int i_transmission_list[] = { -1, 2, 8 };
155 static const char *const ppsz_transmission_text[] = {
156 N_("Undefined"), N_("2k"), N_("8k") };
158 #define HIERARCHY_TEXT N_("Terrestrial hierarchy mode")
159 #define HIERARCHY_LONGTEXT N_("Hierarchy alpha value [Undefined,1,2,4]")
160 static const int i_hierarchy_list[] = { -1, 1, 2, 4 };
161 static const char *const ppsz_hierarchy_text[] = {
162 N_("Undefined"), N_("1"), N_("2"), N_("4") };
164 /* BDA module additional DVB-S Parameters */
165 #define AZIMUTH_TEXT N_("Satellite Azimuth")
166 #define AZIMUTH_LONGTEXT N_("Satellite Azimuth in tenths of degree")
167 #define ELEVATION_TEXT N_("Satellite Elevation")
168 #define ELEVATION_LONGTEXT N_("Satellite Elevation in tenths of degree")
169 #define LONGITUDE_TEXT N_("Satellite Longitude")
170 #define LONGITUDE_LONGTEXT N_( \
171 "Satellite Longitude in 10ths of degree, -ve=West")
172 #define POLARISATION_TEXT N_("Satellite Polarisation")
173 #define POLARISATION_LONGTEXT N_("Satellite Polarisation [H/V/L/R]")
174 static const char *const ppsz_polar_list[] = { "H", "V", "L", "R" };
175 static const char *const ppsz_polar_text[] = {
176 N_("Horizontal"), N_("Vertical"),
177 N_("Circular Left"), N_("Circular Right") };
178 #define RANGE_TEXT N_("Satellite Range Code")
179 #define RANGE_LONGTEXT N_("Satellite Range Code as defined by manufacturer " \
180 "e.g. DISEqC switch code")
181 #define NAME_TEXT N_("Network Name")
182 #define NAME_LONGTEXT N_("Unique network name in the System Tuning Spaces")
183 #define CREATE_TEXT N_("Network Name to Create")
184 #define CREATE_LONGTEXT N_("Create Unique name in the System Tuning Spaces")
187 set_shortname( N_("DVB") )
188 set_description( N_("DirectShow DVB input") )
189 set_category( CAT_INPUT )
190 set_subcategory( SUBCAT_INPUT_ACCESS )
192 add_integer( "dvb-caching", DEFAULT_PTS_DELAY / 1000, NULL, CACHING_TEXT,
193 CACHING_LONGTEXT, true );
194 add_integer( "dvb-frequency", 11954000, NULL, FREQ_TEXT, FREQ_LONGTEXT,
196 # if defined(WIN32) || defined(WINCE)
197 add_string( "dvb-network-name", NULL, NULL, NAME_TEXT, NAME_LONGTEXT,
199 add_string( "dvb-create-name", NULL, NULL, CREATE_TEXT,
200 CREATE_LONGTEXT, true );
202 add_integer( "dvb-adapter", 0, NULL, ADAPTER_TEXT, ADAPTER_LONGTEXT,
204 add_integer( "dvb-device", 0, NULL, DEVICE_TEXT, DEVICE_LONGTEXT,
206 add_bool( "dvb-probe", 1, NULL, PROBE_TEXT, PROBE_LONGTEXT, true )
207 add_bool( "dvb-budget-mode", 0, NULL, BUDGET_TEXT, BUDGET_LONGTEXT,
211 /* DVB-S (satellite) */
212 add_integer( "dvb-inversion", 2, NULL, INVERSION_TEXT,
213 INVERSION_LONGTEXT, true );
214 change_integer_list( i_inversion_list, ppsz_inversion_text, NULL );
215 # if defined(WIN32) || defined(WINCE)
216 add_string( "dvb-polarisation", NULL, NULL, POLARISATION_TEXT,
217 POLARISATION_LONGTEXT, false );
218 change_string_list( ppsz_polar_list, ppsz_polar_text, 0 );
219 /* Note: Polaristion H = voltage 18; V = voltage 13; */
220 add_integer( "dvb-network-id", 0, NULL, NETID_TEXT, NETID_LONGTEXT,
222 add_integer( "dvb-azimuth", 0, NULL, AZIMUTH_TEXT, AZIMUTH_LONGTEXT,
224 add_integer( "dvb-elevation", 0, NULL, ELEVATION_TEXT,
225 ELEVATION_LONGTEXT, true );
226 add_integer( "dvb-longitude", 0, NULL, LONGITUDE_TEXT,
227 LONGITUDE_LONGTEXT, true );
228 add_string( "dvb-range", NULL, NULL, RANGE_TEXT,
229 RANGE_LONGTEXT, true );
231 add_integer( "dvb-satno", 0, NULL, SATNO_TEXT, SATNO_LONGTEXT,
233 add_integer( "dvb-voltage", 13, NULL, VOLTAGE_TEXT, VOLTAGE_LONGTEXT,
235 add_bool( "dvb-high-voltage", 0, NULL, HIGH_VOLTAGE_TEXT,
236 HIGH_VOLTAGE_LONGTEXT, true );
237 add_integer( "dvb-tone", -1, NULL, TONE_TEXT, TONE_LONGTEXT,
239 add_integer( "dvb-fec", 9, NULL, FEC_TEXT, FEC_LONGTEXT, true );
241 add_integer( "dvb-lnb-lof1", 0, NULL, LNB_LOF1_TEXT,
242 LNB_LOF1_LONGTEXT, true );
243 add_integer( "dvb-lnb-lof2", 0, NULL, LNB_LOF2_TEXT,
244 LNB_LOF2_LONGTEXT, true );
245 add_integer( "dvb-lnb-slof", 0, NULL, LNB_SLOF_TEXT,
246 LNB_SLOF_LONGTEXT, true );
247 add_integer( "dvb-srate", 27500, NULL, SRATE_TEXT, SRATE_LONGTEXT,
251 add_integer( "dvb-modulation", -1, NULL, MODULATION_TEXT,
252 MODULATION_LONGTEXT, true );
253 change_integer_list( i_mod_list, ppsz_mod_text, NULL );
256 add_integer( "dvb-major-channel", 0, NULL, MAJOR_CHANNEL_TEXT,
257 MAJOR_CHANNEL_LONGTEXT, true );
258 add_integer( "dvb-minor-channel", 0, NULL, MINOR_CHANNEL_TEXT,
259 MINOR_CHANNEL_LONGTEXT, true );
260 add_integer( "dvb-physical-channel", 0, NULL, PHYSICAL_CHANNEL_TEXT,
261 PHYSICAL_CHANNEL_LONGTEXT, true );
263 /* DVB-T (terrestrial) */
264 add_integer( "dvb-code-rate-hp", -1, NULL, CODE_RATE_HP_TEXT,
265 CODE_RATE_HP_LONGTEXT, true );
266 change_integer_list( i_hp_fec_list, ppsz_hp_fec_text, NULL );
267 add_integer( "dvb-code-rate-lp", -1, NULL, CODE_RATE_LP_TEXT,
268 CODE_RATE_LP_LONGTEXT, true );
269 change_integer_list( i_lp_fec_list, ppsz_lp_fec_text, NULL );
270 add_integer( "dvb-bandwidth", 0, NULL, BANDWIDTH_TEXT, BANDWIDTH_LONGTEXT,
272 change_integer_list( i_band_list, ppsz_band_text, NULL );
273 add_integer( "dvb-guard", -1, NULL, GUARD_TEXT, GUARD_LONGTEXT, true )
274 change_integer_list( i_guard_list, ppsz_guard_text, NULL );
275 add_integer( "dvb-transmission", -1, NULL, TRANSMISSION_TEXT,
276 TRANSMISSION_LONGTEXT, true );
277 change_integer_list( i_transmission_list, ppsz_transmission_text, NULL );
278 add_integer( "dvb-hierarchy", -1, NULL, HIERARCHY_TEXT, HIERARCHY_LONGTEXT,
280 change_integer_list( i_hierarchy_list, ppsz_hierarchy_text, NULL );
282 set_capability( "access", 0 )
283 add_shortcut( "dvb" ) /* Generic name */
285 add_shortcut( "dvb-s" ) /* Satellite */
286 add_shortcut( "dvbs" )
287 add_shortcut( "qpsk" )
288 add_shortcut( "satellite" )
290 add_shortcut( "dvb-c" ) /* Cable */
291 add_shortcut( "dvbc" )
292 add_shortcut( "qam" )
293 add_shortcut( "cable" )
295 add_shortcut( "dvbt" ) /* Terrestrial */
296 add_shortcut( "dvb-t" )
297 add_shortcut( "ofdm" )
298 add_shortcut( "terrestrial" )
300 add_shortcut( "atsc" ) /* Atsc */
301 add_shortcut( "usdigital" )
303 set_callbacks( Open, Close )
306 /*****************************************************************************
307 * Open: open direct show device as an access module
308 *****************************************************************************/
309 static int Open( vlc_object_t *p_this )
311 access_t *p_access = (access_t*)p_this;
313 const char* psz_module = "dvb";
314 const int i_param_count = 25;
315 const char* psz_param[] = { "frequency", "bandwidth",
316 "srate", "azimuth", "elevation", "longitude", "polarisation",
317 "modulation", "caching", "lnb-lof1", "lnb-lof2", "lnb-slof",
318 "inversion", "network-id", "code-rate-hp", "code-rate-lp",
319 "guard", "transmission", "hierarchy", "range", "network-name",
320 "create-name", "major-channel", "minor-channel", "physical-channel" };
322 const int i_type[] = { VLC_VAR_INTEGER, VLC_VAR_INTEGER,
323 VLC_VAR_INTEGER, VLC_VAR_INTEGER, VLC_VAR_INTEGER, VLC_VAR_INTEGER,
324 VLC_VAR_STRING, VLC_VAR_INTEGER, VLC_VAR_INTEGER, VLC_VAR_INTEGER,
325 VLC_VAR_INTEGER, VLC_VAR_INTEGER, VLC_VAR_INTEGER, VLC_VAR_INTEGER,
326 VLC_VAR_INTEGER, VLC_VAR_INTEGER, VLC_VAR_INTEGER, VLC_VAR_INTEGER,
327 VLC_VAR_INTEGER, VLC_VAR_STRING, VLC_VAR_STRING, VLC_VAR_STRING,
328 VLC_VAR_INTEGER, VLC_VAR_INTEGER, VLC_VAR_INTEGER };
330 char psz_full_name[128];
333 /* Only if selected */
334 if( *p_access->psz_access == '\0' )
338 p_access->pf_read = NULL;
339 p_access->pf_block = Block; /* Function to read compressed data */
340 p_access->pf_control = Control; /* Function to control the module */
341 p_access->pf_seek = NULL;
342 p_access->info.i_update = 0;
343 p_access->info.i_size = 0;
344 p_access->info.i_pos = 0;
345 p_access->info.b_eof = false;
346 p_access->info.i_title = 0;
347 p_access->info.i_seekpoint = 0;
348 p_access->p_sys = p_sys = calloc( 1, sizeof( access_sys_t ) );
352 for( int i = 0; i < i_param_count; i++ )
354 snprintf( psz_full_name, 128, "%s-%s\0", psz_module,
356 var_Create( p_access, psz_full_name, i_type[i] | VLC_VAR_DOINHERIT );
359 /* Parse the command line */
360 if( ParsePath( p_access, psz_module, i_param_count, psz_param, i_type ) )
366 /* Build directshow graph */
367 dvb_newBDAGraph( p_access );
369 i_ret = VLC_EGENERIC;
371 if( strncmp( p_access->psz_access, "qpsk", 4 ) == 0 ||
372 strncmp( p_access->psz_access, "dvb-s", 5 ) == 0 ||
373 strncmp( p_access->psz_access, "dvbs", 4 ) == 0 ||
374 strncmp( p_access->psz_access, "satellite", 9 ) == 0 )
376 i_ret = dvb_SubmitDVBSTuneRequest( p_access );
378 if( strncmp( p_access->psz_access, "cable", 5 ) == 0 ||
379 strncmp( p_access->psz_access, "dvb-c", 5 ) == 0 ||
380 strncmp( p_access->psz_access, "dvbc", 4 ) == 0 ||
381 strncmp( p_access->psz_access, "qam", 3 ) == 0 )
383 i_ret = dvb_SubmitDVBCTuneRequest( p_access );
385 if( strncmp( p_access->psz_access, "terrestrial", 11 ) == 0 ||
386 strncmp( p_access->psz_access, "dvb-t", 5 ) == 0 ||
387 strncmp( p_access->psz_access, "ofdm", 4 ) == 0 ||
388 strncmp( p_access->psz_access, "dvbt", 4 ) == 0 )
390 i_ret = dvb_SubmitDVBTTuneRequest( p_access );
392 if( strncmp( p_access->psz_access, "usdigital", 9 ) == 0 ||
393 strncmp( p_access->psz_access, "atsc", 4 ) == 0 )
395 i_ret = dvb_SubmitATSCTuneRequest( p_access );
398 if( i_ret != VLC_SUCCESS )
399 msg_Warn( p_access, "DVB_Open: Unsupported Network %s",
400 p_access->psz_access);
404 /*****************************************************************************
406 * Parses the path passed to VLC treating it as a MRL which
407 * is organized as a sequence of <key>=<value> pairs separated by a colon
408 * e.g. :key1=value1:key2=value2:key3=value3.
409 * Each <key> is matched to one of the parameters passed in psz_param using
410 * whatever characters are provided. e.g. fr = fre = frequency
411 *****************************************************************************/
412 static int ParsePath( access_t *p_access, const char* psz_module,
413 const int i_param_count, const char** psz_param, const int* i_type )
415 const int MAXPARAM = 40;
416 BOOL b_used[MAXPARAM];
421 size_t i_token_len, i_param_len;
423 char psz_full_name[128];
425 if( i_param_count > MAXPARAM )
427 msg_Warn( p_access, "ParsePath: Too many parameters: %d > %d",
428 i_param_count, MAXPARAM );
431 for( int i = 0; i < i_param_count; i++ )
433 psz_parser = p_access->psz_path;
434 if( strlen( psz_parser ) <= 0 )
437 i_token_len = strcspn( psz_parser, ":" );
438 if( i_token_len <= 0 )
439 i_token_len = strcspn( ++psz_parser, ":" );
443 psz_token = strndup( psz_parser, i_token_len );
444 i_param_len = strcspn( psz_token, "=" );
445 if( i_param_len <= 0 )
447 msg_Warn( p_access, "ParsePath: Unspecified parameter %s",
454 for( int i = 0; i < i_param_count; i++ )
456 if( strncmp( psz_token, psz_param[i], i_param_len ) == 0 )
462 if( i_this_param < 0 )
464 msg_Warn( p_access, "ParsePath: Unknown parameter %s", psz_token );
469 if( b_used[i_this_param] )
471 msg_Warn( p_access, "ParsePath: Duplicate parameter %s",
477 b_used[i_this_param] = TRUE;
479 /* if "=" was found in token then value starts at
480 * psz_token + i_paramlen + 1
481 * else there is no value specified so we use an empty string */
482 psz_value = psz_token + i_param_len + 1;
483 if( i_param_len >= i_token_len )
485 if( i_type[i_this_param] == VLC_VAR_STRING )
486 v_value.psz_string = strdup( psz_value );
487 if( i_type[i_this_param] == VLC_VAR_INTEGER )
488 v_value.i_int = atol( psz_value );
489 snprintf( psz_full_name, 128, "%s-%s\0", psz_module,
490 psz_param[i_this_param] );
491 var_Set( p_access, psz_full_name, v_value );
495 if( i_token_len >= strlen( psz_parser ) )
497 psz_parser += i_token_len + 1;
498 i_token_len = strcspn( psz_parser, ":" );
504 /*****************************************************************************
505 * AccessClose: close device
506 *****************************************************************************/
507 static void Close( vlc_object_t *p_this )
509 access_t *p_access = (access_t *)p_this;
510 access_sys_t *p_sys = p_access->p_sys;
512 dvb_deleteBDAGraph( p_access );
514 vlc_mutex_destroy( &p_sys->lock );
515 vlc_cond_destroy( &p_sys->wait );
520 /*****************************************************************************
522 *****************************************************************************/
523 static int Control( access_t *p_access, int i_query, va_list args )
525 bool *pb_bool, b_bool;
531 case ACCESS_CAN_SEEK: /* 0 */
532 case ACCESS_CAN_FASTSEEK: /* 1 */
533 case ACCESS_CAN_PAUSE: /* 2 */
534 case ACCESS_CAN_CONTROL_PACE: /* 3 */
535 pb_bool = (bool*)va_arg( args, bool* );
538 case ACCESS_GET_MTU: /* 4 */
539 pi_int = (int*)va_arg( args, int * );
542 case ACCESS_GET_PTS_DELAY: /* 5 */
543 pi_64 = (int64_t*)va_arg( args, int64_t * );
544 *pi_64 = var_GetInteger( p_access, "dvb-caching" ) * 1000;
547 case ACCESS_GET_TITLE_INFO: /* 6 */
548 case ACCESS_GET_META: /* 7 */
549 case ACCESS_SET_PAUSE_STATE: /* 8 */
550 case ACCESS_SET_TITLE: /* 9 */
551 case ACCESS_SET_SEEKPOINT: /* 10 */
552 case ACCESS_GET_CONTENT_TYPE:
555 case ACCESS_SET_PRIVATE_ID_STATE: /* 11 */
556 i_int = (int)va_arg( args, int );
557 b_bool = (bool)va_arg( args, int );
559 case ACCESS_SET_PRIVATE_ID_CA: /* 12 -From Demux */
563 "DVB_Control: Unimplemented query in control %d", i_query );
570 /*****************************************************************************
572 *****************************************************************************/
573 static block_t *Block( access_t *p_access )
578 if( !vlc_object_alive (p_access) )
581 l_buffer_len = dvb_GetBufferSize( p_access );
582 if( l_buffer_len < 0 )
584 p_access->info.b_eof = true;
588 p_block = block_New( p_access, l_buffer_len );
589 if( dvb_ReadBuffer( p_access, &l_buffer_len, p_block->p_buffer ) < 0 )
591 p_access->info.b_eof = true;