1 /*****************************************************************************
2 * dshow.cpp : DirectShow access and access_demux module for vlc
3 *****************************************************************************
4 * Copyright (C) 2002-2004, 2006, 2008, 2010 the VideoLAN team
7 * Author: Gildas Bazin <gbazin@videolan.org>
8 * Damien Fouilleul <damienf@videolan.org>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23 *****************************************************************************/
25 /*****************************************************************************
27 *****************************************************************************/
33 #define __STDC_CONSTANT_MACROS 1
34 #define __STDC_FORMAT_MACROS 1
35 #define CFG_PREFIX "dshow-"
40 #include <vlc_common.h>
41 #include <vlc_plugin.h>
42 #include <vlc_access.h>
43 #include <vlc_demux.h>
45 #include <vlc_dialog.h> /* dialog_Fatal */
46 #include <vlc_charset.h> /* FromWide */
49 #include "vlc_dshow.h"
54 /*****************************************************************************
55 * Access: local prototypes
56 *****************************************************************************/
57 static block_t *ReadCompressed( access_t * );
58 static int AccessControl ( access_t *, int, va_list );
60 static int Demux ( demux_t * );
61 static int DemuxControl( demux_t *, int, va_list );
63 static int OpenDevice( vlc_object_t *, access_sys_t *, string, bool );
64 static IBaseFilter *FindCaptureDevice( vlc_object_t *, string *,
65 list<string> *, bool );
66 static size_t EnumDeviceCaps( vlc_object_t *, IBaseFilter *,
67 int, int, int, int, int, int,
68 AM_MEDIA_TYPE *mt, size_t );
69 static bool ConnectFilters( vlc_object_t *, access_sys_t *,
70 IBaseFilter *, CaptureFilter * );
71 static int FindDevicesCallback( vlc_object_t *, char const *,
72 vlc_value_t, vlc_value_t, void * );
73 static int ConfigDevicesCallback( vlc_object_t *, char const *,
74 vlc_value_t, vlc_value_t, void * );
76 static void ShowPropertyPage( IUnknown * );
77 static void ShowDeviceProperties( vlc_object_t *, ICaptureGraphBuilder2 *,
78 IBaseFilter *, bool );
79 static void ShowTunerProperties( vlc_object_t *, ICaptureGraphBuilder2 *,
80 IBaseFilter *, bool );
81 static void ConfigTuner( vlc_object_t *, ICaptureGraphBuilder2 *,
84 /*****************************************************************************
86 *****************************************************************************/
87 static const char *const ppsz_vdev[] = { "", "none" };
88 static const char *const ppsz_vdev_text[] = { N_("Default"), N_("None") };
90 static const char *const ppsz_adev[] = { "", "none" };
91 static const char *const ppsz_adev_text[] = { N_("Default"), N_("None") };
93 static const int pi_tuner_input[] = { 0, 1, 2 };
94 static const char *const ppsz_tuner_input_text[] =
95 {N_("Default"), N_("Cable"), N_("Antenna")};
97 static const int pi_amtuner_mode[] = { AMTUNER_MODE_DEFAULT,
99 AMTUNER_MODE_FM_RADIO,
100 AMTUNER_MODE_AM_RADIO,
102 static const char *const ppsz_amtuner_mode_text[] = { N_("Default"),
108 static const int i_standards_list[] =
111 KS_AnalogVideo_NTSC_M, KS_AnalogVideo_NTSC_M_J, KS_AnalogVideo_NTSC_433,
112 KS_AnalogVideo_PAL_B, KS_AnalogVideo_PAL_D, KS_AnalogVideo_PAL_G,
113 KS_AnalogVideo_PAL_H, KS_AnalogVideo_PAL_I, KS_AnalogVideo_PAL_M,
114 KS_AnalogVideo_PAL_N, KS_AnalogVideo_PAL_60,
115 KS_AnalogVideo_SECAM_B, KS_AnalogVideo_SECAM_D, KS_AnalogVideo_SECAM_G,
116 KS_AnalogVideo_SECAM_H, KS_AnalogVideo_SECAM_K, KS_AnalogVideo_SECAM_K1,
117 KS_AnalogVideo_SECAM_L, KS_AnalogVideo_SECAM_L1,
118 KS_AnalogVideo_PAL_N_COMBO
120 static const char *const ppsz_standards_list_text[] =
123 "NTSC_M", "NTSC_M_J", "NTSC_443",
124 "PAL_B", "PAL_D", "PAL_G",
125 "PAL_H", "PAL_I", "PAL_M",
127 "SECAM_B", "SECAM_D", "SECAM_G",
128 "SECAM_H", "SECAM_K", "SECAM_K1",
129 "SECAM_L", "SECAM_L1",
133 #define CACHING_TEXT N_("Caching value in ms")
134 #define CACHING_LONGTEXT N_( \
135 "Caching value for DirectShow streams. " \
136 "This value should be set in milliseconds." )
137 #define VDEV_TEXT N_("Video device name")
138 #define VDEV_LONGTEXT N_( \
139 "Name of the video device that will be used by the " \
140 "DirectShow plugin. If you don't specify anything, the default device " \
142 #define ADEV_TEXT N_("Audio device name")
143 #define ADEV_LONGTEXT N_( \
144 "Name of the audio device that will be used by the " \
145 "DirectShow plugin. If you don't specify anything, the default device " \
147 #define SIZE_TEXT N_("Video size")
148 #define SIZE_LONGTEXT N_( \
149 "Size of the video that will be displayed by the " \
150 "DirectShow plugin. If you don't specify anything the default size for " \
151 "your device will be used. You can specify a standard size (cif, d1, ...) or <width>x<height>.")
152 #define ASPECT_TEXT N_("Picture aspect-ratio n:m")
153 #define ASPECT_LONGTEXT N_("Define input picture aspect-ratio to use. Default is 4:3" )
154 #define CHROMA_TEXT N_("Video input chroma format")
155 #define CHROMA_LONGTEXT N_( \
156 "Force the DirectShow video input to use a specific chroma format " \
157 "(eg. I420 (default), RV24, etc.)")
158 #define FPS_TEXT N_("Video input frame rate")
159 #define FPS_LONGTEXT N_( \
160 "Force the DirectShow video input to use a specific frame rate" \
161 "(eg. 0 means default, 25, 29.97, 50, 59.94, etc.)")
162 #define CONFIG_TEXT N_("Device properties")
163 #define CONFIG_LONGTEXT N_( \
164 "Show the properties dialog of the selected device before starting the " \
166 #define TUNER_TEXT N_("Tuner properties")
167 #define TUNER_LONGTEXT N_( \
168 "Show the tuner properties [channel selection] page." )
169 #define CHANNEL_TEXT N_("Tuner TV Channel")
170 #define CHANNEL_LONGTEXT N_( \
171 "Set the TV channel the tuner will set to " \
172 "(0 means default)." )
173 #define TVFREQ_TEXT N_("Tuner Frequency")
174 #define TVFREQ_LONGTEXT N_( "This overrides the channel. Measured in Hz." )
175 #define STANDARD_TEXT N_( "Standard" )
176 #define STANDARD_LONGTEXT N_( "Video standard (Default, SECAM_D, PAL_B, NTSC_M, etc...)." )
177 #define COUNTRY_TEXT N_("Tuner country code")
178 #define COUNTRY_LONGTEXT N_( \
179 "Set the tuner country code that establishes the current " \
180 "channel-to-frequency mapping (0 means default)." )
181 #define TUNER_INPUT_TEXT N_("Tuner input type")
182 #define TUNER_INPUT_LONGTEXT N_( \
183 "Select the tuner input type (Cable/Antenna)." )
184 #define VIDEO_IN_TEXT N_("Video input pin")
185 #define VIDEO_IN_LONGTEXT N_( \
186 "Select the video input source, such as composite, s-video, " \
187 "or tuner. Since these settings are hardware-specific, you should find good " \
188 "settings in the \"Device config\" area, and use those numbers here. -1 " \
189 "means that settings will not be changed.")
190 #define AUDIO_IN_TEXT N_("Audio input pin")
191 #define AUDIO_IN_LONGTEXT N_( \
192 "Select the audio input source. See the \"video input\" option." )
193 #define VIDEO_OUT_TEXT N_("Video output pin")
194 #define VIDEO_OUT_LONGTEXT N_( \
195 "Select the video output type. See the \"video input\" option." )
196 #define AUDIO_OUT_TEXT N_("Audio output pin")
197 #define AUDIO_OUT_LONGTEXT N_( \
198 "Select the audio output type. See the \"video input\" option." )
200 #define AMTUNER_MODE_TEXT N_("AM Tuner mode")
201 #define AMTUNER_MODE_LONGTEXT N_( \
202 "AM Tuner mode. Can be one of Default (0), TV (1)," \
203 "AM Radio (2), FM Radio (3) or DSS (4).")
205 #define AUDIO_CHANNELS_TEXT N_("Number of audio channels")
206 #define AUDIO_CHANNELS_LONGTEXT N_( \
207 "Select audio input format with the given number of audio channels (if non 0)" )
209 #define AUDIO_SAMPLERATE_TEXT N_("Audio sample rate")
210 #define AUDIO_SAMPLERATE_LONGTEXT N_( \
211 "Select audio input format with the given sample rate (if non 0)" )
213 #define AUDIO_BITSPERSAMPLE_TEXT N_("Audio bits per sample")
214 #define AUDIO_BITSPERSAMPLE_LONGTEXT N_( \
215 "Select audio input format with the given bits/sample (if non 0)" )
217 static int CommonOpen ( vlc_object_t *, access_sys_t *, bool );
218 static void CommonClose( vlc_object_t *, access_sys_t * );
220 static int AccessOpen ( vlc_object_t * );
221 static void AccessClose( vlc_object_t * );
223 static int DemuxOpen ( vlc_object_t * );
224 static void DemuxClose ( vlc_object_t * );
227 set_shortname( N_("DirectShow") )
228 set_description( N_("DirectShow input") )
229 set_category( CAT_INPUT )
230 set_subcategory( SUBCAT_INPUT_ACCESS )
231 add_integer( CFG_PREFIX "caching", (mtime_t)(0.2*CLOCK_FREQ) / 1000,
232 CACHING_TEXT, CACHING_LONGTEXT, true )
234 add_string( CFG_PREFIX "vdev", NULL, VDEV_TEXT, VDEV_LONGTEXT, false)
235 change_string_list( ppsz_vdev, ppsz_vdev_text, FindDevicesCallback )
236 change_action_add( FindDevicesCallback, N_("Refresh list") )
237 change_action_add( ConfigDevicesCallback, N_("Configure") )
239 add_string( CFG_PREFIX "adev", NULL, ADEV_TEXT, ADEV_LONGTEXT, false)
240 change_string_list( ppsz_adev, ppsz_adev_text, FindDevicesCallback )
241 change_action_add( FindDevicesCallback, N_("Refresh list") )
242 change_action_add( ConfigDevicesCallback, N_("Configure") )
244 add_string( CFG_PREFIX "size", NULL, SIZE_TEXT, SIZE_LONGTEXT, false)
247 add_string( CFG_PREFIX "aspect-ratio", "4:3", ASPECT_TEXT, ASPECT_LONGTEXT, false)
250 add_string( CFG_PREFIX "chroma", NULL, CHROMA_TEXT, CHROMA_LONGTEXT, true )
253 add_float( CFG_PREFIX "fps", 0.0f, FPS_TEXT, FPS_LONGTEXT, true )
256 add_bool( CFG_PREFIX "config", false, CONFIG_TEXT, CONFIG_LONGTEXT, true )
258 add_bool( CFG_PREFIX "tuner", false, TUNER_TEXT, TUNER_LONGTEXT, true )
260 add_integer( CFG_PREFIX "tuner-channel", 0, CHANNEL_TEXT, CHANNEL_LONGTEXT,
264 add_integer( CFG_PREFIX "tuner-frequency", 0, TVFREQ_TEXT, TVFREQ_LONGTEXT,
268 add_integer( CFG_PREFIX "tuner-country", 0, COUNTRY_TEXT, COUNTRY_LONGTEXT,
271 add_integer( CFG_PREFIX "tuner-standard", 0, STANDARD_TEXT, STANDARD_LONGTEXT,
273 change_integer_list( i_standards_list, ppsz_standards_list_text )
276 add_integer( CFG_PREFIX "tuner-input", 0, TUNER_INPUT_TEXT,
277 TUNER_INPUT_LONGTEXT, true )
278 change_integer_list( pi_tuner_input, ppsz_tuner_input_text )
281 add_integer( CFG_PREFIX "video-input", -1, VIDEO_IN_TEXT,
282 VIDEO_IN_LONGTEXT, true )
285 add_integer( CFG_PREFIX "video-output", -1, VIDEO_OUT_TEXT,
286 VIDEO_OUT_LONGTEXT, true )
288 add_integer( CFG_PREFIX "audio-input", -1, AUDIO_IN_TEXT,
289 AUDIO_IN_LONGTEXT, true )
292 add_integer( CFG_PREFIX "audio-output", -1, AUDIO_OUT_TEXT,
293 AUDIO_OUT_LONGTEXT, true )
295 add_integer( CFG_PREFIX "amtuner-mode", AMTUNER_MODE_TV,
296 AMTUNER_MODE_TEXT, AMTUNER_MODE_LONGTEXT, false)
297 change_integer_list( pi_amtuner_mode, ppsz_amtuner_mode_text )
300 add_integer( CFG_PREFIX "audio-channels", 0, AUDIO_CHANNELS_TEXT,
301 AUDIO_CHANNELS_LONGTEXT, true )
302 add_integer( CFG_PREFIX "audio-samplerate", 0, AUDIO_SAMPLERATE_TEXT,
303 AUDIO_SAMPLERATE_LONGTEXT, true )
304 add_integer( CFG_PREFIX "audio-bitspersample", 0, AUDIO_BITSPERSAMPLE_TEXT,
305 AUDIO_BITSPERSAMPLE_LONGTEXT, true )
307 add_shortcut( "dshow" )
308 set_capability( "access_demux", 0 )
309 set_callbacks( DemuxOpen, DemuxClose )
312 set_description( N_("DirectShow input") )
313 add_shortcut( "dshow" )
314 set_capability( "access", 0 )
315 set_callbacks( AccessOpen, AccessClose )
320 /*****************************************************************************
321 * DirectShow elementary stream descriptor
322 *****************************************************************************/
323 typedef struct dshow_stream_t
326 IBaseFilter *p_device_filter;
327 CaptureFilter *p_capture_filter;
332 VIDEOINFOHEADER video;
342 deque<VLCMediaSample> samples_queue;
345 /*****************************************************************************
346 * DirectShow utility functions
347 *****************************************************************************/
348 static void CreateDirectShowGraph( access_sys_t *p_sys )
350 p_sys->i_crossbar_route_depth = 0;
352 /* Create directshow filter graph */
353 if( SUCCEEDED( CoCreateInstance( CLSID_FilterGraph, 0, CLSCTX_INPROC,
354 (REFIID)IID_IFilterGraph, (void **)&p_sys->p_graph) ) )
356 /* Create directshow capture graph builder if available */
357 if( SUCCEEDED( CoCreateInstance( CLSID_CaptureGraphBuilder2, 0,
358 CLSCTX_INPROC, (REFIID)IID_ICaptureGraphBuilder2,
359 (void **)&p_sys->p_capture_graph_builder2 ) ) )
361 p_sys->p_capture_graph_builder2->
362 SetFiltergraph((IGraphBuilder *)p_sys->p_graph);
365 p_sys->p_graph->QueryInterface( IID_IMediaControl,
366 (void **)&p_sys->p_control );
370 static void DeleteDirectShowGraph( access_sys_t *p_sys )
372 DeleteCrossbarRoutes( p_sys );
374 /* Remove filters from graph */
375 for( int i = 0; i < p_sys->i_streams; i++ )
377 p_sys->p_graph->RemoveFilter( p_sys->pp_streams[i]->p_capture_filter );
378 p_sys->p_graph->RemoveFilter( p_sys->pp_streams[i]->p_device_filter );
379 p_sys->pp_streams[i]->p_capture_filter->Release();
380 p_sys->pp_streams[i]->p_device_filter->Release();
383 /* Release directshow objects */
384 if( p_sys->p_control )
386 p_sys->p_control->Release();
387 p_sys->p_control = NULL;
389 if( p_sys->p_capture_graph_builder2 )
391 p_sys->p_capture_graph_builder2->Release();
392 p_sys->p_capture_graph_builder2 = NULL;
397 p_sys->p_graph->Release();
398 p_sys->p_graph = NULL;
402 /*****************************************************************************
403 * CommonOpen: open direct show device
404 *****************************************************************************/
405 static int CommonOpen( vlc_object_t *p_this, access_sys_t *p_sys,
406 bool b_access_demux )
410 /* Get/parse options and open device(s) */
411 string vdevname, adevname;
412 int i_width = 0, i_height = 0;
413 vlc_fourcc_t i_chroma = 0;
414 bool b_use_audio = true;
415 bool b_use_video = true;
417 /* Initialize OLE/COM */
420 var_Create( p_this, CFG_PREFIX "config", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
421 var_Create( p_this, CFG_PREFIX "tuner", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
422 psz_val = var_CreateGetString( p_this, CFG_PREFIX "vdev" );
425 msg_Dbg( p_this, "dshow-vdev: %s", psz_val ) ;
426 /* skip none device */
427 if ( strncasecmp( psz_val, "none", 4 ) != 0 )
428 vdevname = string( psz_val );
430 b_use_video = false ;
434 psz_val = var_CreateGetString( p_this, CFG_PREFIX "adev" );
437 msg_Dbg( p_this, "dshow-adev: %s", psz_val ) ;
438 /* skip none device */
439 if ( strncasecmp( psz_val, "none", 4 ) != 0 )
440 adevname = string( psz_val );
442 b_use_audio = false ;
448 const char *psz_size;
452 { { "subqcif", 128, 96 },
453 { "qsif", 160, 120 },
454 { "qcif", 176, 144 },
461 psz_val = var_CreateGetString( p_this, CFG_PREFIX "size" );
462 if( !EMPTY_STR(psz_val) )
465 for( i = 0; size_table[i].psz_size; i++ )
467 if( !strcmp( psz_val, size_table[i].psz_size ) )
469 i_width = size_table[i].i_width;
470 i_height = size_table[i].i_height;
474 if( !size_table[i].psz_size ) /* Try to parse "WidthxHeight" */
477 i_width = strtol( psz_val, &psz_parser, 0 );
478 if( *psz_parser == 'x' || *psz_parser == 'X')
480 i_height = strtol( psz_parser + 1, &psz_parser, 0 );
482 msg_Dbg( p_this, "width x height %dx%d", i_width, i_height );
488 psz_val = var_CreateGetString( p_this, CFG_PREFIX "chroma" );
489 i_chroma = vlc_fourcc_GetCodecFromString( UNKNOWN_ES, psz_val );
490 p_sys->b_chroma = i_chroma != 0;
493 var_Create( p_this, CFG_PREFIX "fps", VLC_VAR_FLOAT | VLC_VAR_DOINHERIT );
494 var_Create( p_this, CFG_PREFIX "tuner-channel",
495 VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
496 var_Create( p_this, CFG_PREFIX "tuner-frequency",
497 VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
498 var_Create( p_this, CFG_PREFIX "tuner-standard",
499 VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
500 var_Create( p_this, CFG_PREFIX "tuner-country",
501 VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
502 var_Create( p_this, CFG_PREFIX "tuner-input",
503 VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
505 var_Create( p_this, CFG_PREFIX "amtuner-mode",
506 VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
508 var_Create( p_this, CFG_PREFIX "caching", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
510 var_Create( p_this, CFG_PREFIX "video-input", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
511 var_Create( p_this, CFG_PREFIX "audio-input", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
512 var_Create( p_this, CFG_PREFIX "video-output", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
513 var_Create( p_this, CFG_PREFIX "audio-output", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
516 /* Initialize some data */
517 p_sys->i_streams = 0;
518 p_sys->pp_streams = NULL;
519 p_sys->i_width = i_width;
520 p_sys->i_height = i_height;
521 p_sys->i_chroma = i_chroma;
523 p_sys->p_graph = NULL;
524 p_sys->p_capture_graph_builder2 = NULL;
525 p_sys->p_control = NULL;
527 /* Build directshow graph */
528 CreateDirectShowGraph( p_sys );
530 vlc_mutex_init( &p_sys->lock );
531 vlc_cond_init( &p_sys->wait );
533 if( !b_use_video && !b_use_audio )
535 dialog_Fatal( p_this, _("Capture failed"),
536 _("No video or audio device selected.") );
537 return VLC_EGENERIC ;
541 msg_Dbg( p_this, "skipping video device" ) ;
542 bool b_err_video = false ;
544 if( b_use_video && OpenDevice( p_this, p_sys, vdevname, 0 ) != VLC_SUCCESS )
546 msg_Err( p_this, "can't open video device");
550 if ( b_use_video && !b_err_video )
552 /* Check if we can handle the demuxing ourselves or need to spawn
553 * a demuxer module */
554 dshow_stream_t *p_stream = p_sys->pp_streams[p_sys->i_streams-1];
556 if( p_stream->mt.majortype == MEDIATYPE_Video )
558 if( /* Raw DV stream */
559 p_stream->i_fourcc == VLC_CODEC_DV ||
560 /* Raw MPEG video stream */
561 p_stream->i_fourcc == VLC_CODEC_MPGV )
567 /* Let the access (only) take care of that */
573 if( p_stream->mt.majortype == MEDIATYPE_Stream )
579 /* Let the access (only) take care of that */
583 if( var_GetBool( p_this, CFG_PREFIX "tuner" ) )
585 /* FIXME: we do MEDIATYPE_Stream here so we don't do
587 ShowTunerProperties( p_this, p_sys->p_capture_graph_builder2,
588 p_stream->p_device_filter, 0 );
594 msg_Dbg( p_this, "skipping audio device") ;
596 bool b_err_audio = false ;
598 if( b_use_audio && OpenDevice( p_this, p_sys, adevname, 1 ) != VLC_SUCCESS )
600 msg_Err( p_this, "can't open audio device");
604 if( ( b_use_video && b_err_video && b_use_audio && b_err_audio ) ||
605 ( !b_use_video && b_use_audio && b_err_audio ) ||
606 ( b_use_video && !b_use_audio && b_err_video ) )
608 msg_Err( p_this, "FATAL: could not open ANY device" ) ;
609 dialog_Fatal( p_this, _("Capture failed"),
610 _("VLC cannot open ANY capture device."
611 "Check the error log for details.") );
612 return VLC_EGENERIC ;
615 for( int i = p_sys->i_crossbar_route_depth-1; i >= 0 ; --i )
617 int i_val = var_GetInteger( p_this, CFG_PREFIX "video-input" );
619 p_sys->crossbar_routes[i].VideoInputIndex = i_val;
620 i_val = var_GetInteger( p_this, CFG_PREFIX "video-output" );
622 p_sys->crossbar_routes[i].VideoOutputIndex = i_val;
623 i_val = var_GetInteger( p_this, CFG_PREFIX "audio-input" );
625 p_sys->crossbar_routes[i].AudioInputIndex = i_val;
626 i_val = var_GetInteger( p_this, CFG_PREFIX "audio-output" );
628 p_sys->crossbar_routes[i].AudioOutputIndex = i_val;
630 IAMCrossbar *pXbar = p_sys->crossbar_routes[i].pXbar;
631 LONG VideoInputIndex = p_sys->crossbar_routes[i].VideoInputIndex;
632 LONG VideoOutputIndex = p_sys->crossbar_routes[i].VideoOutputIndex;
633 LONG AudioInputIndex = p_sys->crossbar_routes[i].AudioInputIndex;
634 LONG AudioOutputIndex = p_sys->crossbar_routes[i].AudioOutputIndex;
636 if( SUCCEEDED(pXbar->Route(VideoOutputIndex, VideoInputIndex)) )
638 msg_Dbg( p_this, "crossbar at depth %d, routed video "
639 "output %ld to video input %ld", i, VideoOutputIndex,
642 if( AudioOutputIndex != -1 && AudioInputIndex != -1 )
644 if( SUCCEEDED( pXbar->Route(AudioOutputIndex,
647 msg_Dbg(p_this, "crossbar at depth %d, routed audio "
648 "output %ld to audio input %ld", i,
649 AudioOutputIndex, AudioInputIndex );
654 msg_Err( p_this, "crossbar at depth %d could not route video "
655 "output %ld to input %ld", i, VideoOutputIndex, VideoInputIndex );
659 ** Show properties pages from other filters in graph
661 if( var_GetBool( p_this, CFG_PREFIX "config" ) )
663 for( int i = p_sys->i_crossbar_route_depth-1; i >= 0 ; --i )
665 IAMCrossbar *pXbar = p_sys->crossbar_routes[i].pXbar;
668 if( SUCCEEDED( pXbar->QueryInterface( IID_IBaseFilter,
671 ShowPropertyPage( p_XF );
677 /* Initialize some data */
678 p_sys->i_current_stream = 0;
680 if( !p_sys->i_streams ) return VLC_EGENERIC;
685 /*****************************************************************************
686 * DemuxOpen: open direct show device as an access_demux module
687 *****************************************************************************/
688 static int DemuxOpen( vlc_object_t *p_this )
690 demux_t *p_demux = (demux_t *)p_this;
693 p_sys = (access_sys_t*)calloc( 1, sizeof( access_sys_t ) );
696 p_demux->p_sys = (demux_sys_t *)p_sys;
698 if( CommonOpen( p_this, p_sys, true ) != VLC_SUCCESS )
700 CommonClose( p_this, p_sys );
704 /* Everything is ready. Let's rock baby */
705 msg_Dbg( p_this, "Playing...");
706 p_sys->p_control->Run();
708 p_demux->pf_demux = Demux;
709 p_demux->pf_control = DemuxControl;
710 p_demux->info.i_update = 0;
711 p_demux->info.i_title = 0;
712 p_demux->info.i_seekpoint = 0;
714 for( int i = 0; i < p_sys->i_streams; i++ )
716 dshow_stream_t *p_stream = p_sys->pp_streams[i];
719 if( p_stream->mt.majortype == MEDIATYPE_Video )
721 char *psz_aspect = var_CreateGetString( p_this, CFG_PREFIX "aspect-ratio" );
722 char *psz_delim = !EMPTY_STR( psz_aspect ) ? strchr( psz_aspect, ':' ) : NULL;
724 es_format_Init( &fmt, VIDEO_ES, p_stream->i_fourcc );
726 fmt.video.i_width = p_stream->header.video.bmiHeader.biWidth;
727 fmt.video.i_height = p_stream->header.video.bmiHeader.biHeight;
731 fmt.video.i_sar_num = atoi( psz_aspect ) * fmt.video.i_height;
732 fmt.video.i_sar_den = atoi( psz_delim + 1 ) * fmt.video.i_width;
736 fmt.video.i_sar_num = 4 * fmt.video.i_height;
737 fmt.video.i_sar_den = 3 * fmt.video.i_width;
741 if( !p_stream->header.video.bmiHeader.biCompression )
743 /* RGB DIB are coded from bottom to top */
744 fmt.video.i_height = (unsigned int)(-(int)fmt.video.i_height);
747 /* Setup rgb mask for RGB formats */
748 if( p_stream->i_fourcc == VLC_CODEC_RGB24 )
750 /* This is in RGB format
751 http://msdn.microsoft.com/en-us/library/dd407253%28VS.85%29.aspx?ppud=4
753 fmt.video.i_rmask = 0x00ff0000;
754 fmt.video.i_gmask = 0x0000ff00;
755 fmt.video.i_bmask = 0x000000ff;
758 if( p_stream->header.video.AvgTimePerFrame )
760 fmt.video.i_frame_rate = 10000000;
761 fmt.video.i_frame_rate_base =
762 p_stream->header.video.AvgTimePerFrame;
765 else if( p_stream->mt.majortype == MEDIATYPE_Audio )
767 es_format_Init( &fmt, AUDIO_ES, p_stream->i_fourcc );
769 fmt.audio.i_channels = p_stream->header.audio.nChannels;
770 fmt.audio.i_rate = p_stream->header.audio.nSamplesPerSec;
771 fmt.audio.i_bitspersample = p_stream->header.audio.wBitsPerSample;
772 fmt.audio.i_blockalign = fmt.audio.i_channels *
773 fmt.audio.i_bitspersample / 8;
774 fmt.i_bitrate = fmt.audio.i_channels * fmt.audio.i_rate *
775 fmt.audio.i_bitspersample;
778 p_stream->p_es = es_out_Add( p_demux->out, &fmt );
784 /*****************************************************************************
785 * AccessOpen: open direct show device as an access module
786 *****************************************************************************/
787 static int AccessOpen( vlc_object_t *p_this )
789 access_t *p_access = (access_t*)p_this;
792 p_access->p_sys = p_sys = (access_sys_t*)calloc( 1, sizeof( access_sys_t ) );
796 if( CommonOpen( p_this, p_sys, false ) != VLC_SUCCESS )
798 CommonClose( p_this, p_sys );
802 dshow_stream_t *p_stream = p_sys->pp_streams[0];
804 /* Check if we need to force demuxers */
805 if( !p_access->psz_demux || !*p_access->psz_demux )
807 if( p_stream->i_fourcc == VLC_CODEC_DV )
809 free( p_access->psz_demux );
810 p_access->psz_demux = strdup( "rawdv" );
812 else if( p_stream->i_fourcc == VLC_CODEC_MPGV )
814 free( p_access->psz_demux );
815 p_access->psz_demux = strdup( "mpgv" );
820 p_access->pf_read = NULL;
821 p_access->pf_block = ReadCompressed;
822 p_access->pf_control = AccessControl;
823 p_access->pf_seek = NULL;
824 p_access->info.i_update = 0;
825 p_access->info.i_size = 0;
826 p_access->info.i_pos = 0;
827 p_access->info.b_eof = false;
828 p_access->info.i_title = 0;
829 p_access->info.i_seekpoint = 0;
830 p_access->p_sys = p_sys;
832 /* Everything is ready. Let's rock baby */
833 msg_Dbg( p_this, "Playing...");
834 p_sys->p_control->Run();
839 /*****************************************************************************
840 * CommonClose: close device
841 *****************************************************************************/
842 static void CommonClose( vlc_object_t *p_this, access_sys_t *p_sys )
844 msg_Dbg( p_this, "releasing DirectShow");
846 DeleteDirectShowGraph( p_sys );
848 /* Uninitialize OLE/COM */
851 for( int i = 0; i < p_sys->i_streams; i++ ) delete p_sys->pp_streams[i];
852 if( p_sys->i_streams ) free( p_sys->pp_streams );
854 vlc_mutex_destroy( &p_sys->lock );
855 vlc_cond_destroy( &p_sys->wait );
860 /*****************************************************************************
861 * AccessClose: close device
862 *****************************************************************************/
863 static void AccessClose( vlc_object_t *p_this )
865 access_t *p_access = (access_t *)p_this;
866 access_sys_t *p_sys = p_access->p_sys;
868 /* Stop capturing stuff */
869 p_sys->p_control->Stop();
871 CommonClose( p_this, p_sys );
874 /*****************************************************************************
875 * DemuxClose: close device
876 *****************************************************************************/
877 static void DemuxClose( vlc_object_t *p_this )
879 demux_t *p_demux = (demux_t *)p_this;
880 access_sys_t *p_sys = (access_sys_t *)p_demux->p_sys;
882 /* Stop capturing stuff */
883 p_sys->p_control->Stop();
885 CommonClose( p_this, p_sys );
888 /****************************************************************************
890 ****************************************************************************/
891 static bool ConnectFilters( vlc_object_t *p_this, access_sys_t *p_sys,
892 IBaseFilter *p_filter,
893 CaptureFilter *p_capture_filter )
895 CapturePin *p_input_pin = p_capture_filter->CustomGetPin();
897 AM_MEDIA_TYPE mediaType = p_input_pin->CustomGetMediaType();
899 if( p_sys->p_capture_graph_builder2 )
901 if( FAILED(p_sys->p_capture_graph_builder2->
902 RenderStream( &PIN_CATEGORY_CAPTURE, &mediaType.majortype,
903 p_filter, 0, (IBaseFilter *)p_capture_filter )) )
908 // Sort out all the possible video inputs
909 // The class needs to be given the capture filters ANALOGVIDEO input pin
910 IEnumPins *pins = NULL;
911 if( ( mediaType.majortype == MEDIATYPE_Video ||
912 mediaType.majortype == MEDIATYPE_Stream ) &&
913 SUCCEEDED(p_filter->EnumPins(&pins)) )
919 IKsPropertySet *pKs = NULL;
923 while( !Found && ( S_OK == pins->Next(1, &pP, &n) ) )
925 if( S_OK == pP->QueryPinInfo(&pinInfo) )
927 // is this pin an ANALOGVIDEOIN input pin?
928 if( pinInfo.dir == PINDIR_INPUT &&
929 pP->QueryInterface( IID_IKsPropertySet,
930 (void **)&pKs ) == S_OK )
932 if( pKs->Get( AMPROPSETID_Pin,
933 AMPROPERTY_PIN_CATEGORY, NULL, 0,
934 &guid, sizeof(GUID), &dw ) == S_OK )
936 if( guid == PIN_CATEGORY_ANALOGVIDEOIN )
938 // recursively search crossbar routes
939 FindCrossbarRoutes( p_this, p_sys, pP, 0 );
946 pinInfo.pFilter->Release();
951 msg_Dbg( p_this, "ConnectFilters: graph_builder2 available.") ;
953 msg_Warn( p_this, "ConnectFilters: No crossBar routes found (incobatible pin types)" ) ;
959 IEnumPins *p_enumpins;
962 if( S_OK != p_filter->EnumPins( &p_enumpins ) ) return false;
964 while( S_OK == p_enumpins->Next( 1, &p_pin, NULL ) )
966 PIN_DIRECTION pin_dir;
967 p_pin->QueryDirection( &pin_dir );
969 if( pin_dir == PINDIR_OUTPUT &&
970 p_sys->p_graph->ConnectDirect( p_pin, (IPin *)p_input_pin,
974 p_enumpins->Release();
980 p_enumpins->Release();
986 * get fourcc priority from arbritary preference, the higher the better
988 static int GetFourCCPriority( int i_fourcc )
996 case VLC_FOURCC('a','r','a','w'):
998 case VLC_CODEC_RGB24:
1000 case VLC_CODEC_YUYV:
1001 case VLC_CODEC_RGB32:
1002 case VLC_CODEC_RGBA:
1009 #define MAX_MEDIA_TYPES 32
1011 static int OpenDevice( vlc_object_t *p_this, access_sys_t *p_sys,
1012 string devicename, bool b_audio )
1014 /* See if device is already opened */
1015 for( int i = 0; i < p_sys->i_streams; i++ )
1017 if( devicename.size() &&
1018 p_sys->pp_streams[i]->devicename == devicename )
1020 /* Already opened */
1025 list<string> list_devices;
1027 /* Enumerate devices and display their names */
1028 FindCaptureDevice( p_this, NULL, &list_devices, b_audio );
1029 if( list_devices.empty() )
1030 return VLC_EGENERIC;
1032 list<string>::iterator iter;
1033 for( iter = list_devices.begin(); iter != list_devices.end(); ++iter )
1034 msg_Dbg( p_this, "found device: %s", iter->c_str() );
1036 /* If no device name was specified, pick the 1st one */
1037 if( devicename.size() == 0 )
1039 /* When none selected */
1040 devicename = *list_devices.begin();
1041 msg_Dbg( p_this, "asking for default device: %s", devicename.c_str() ) ;
1044 msg_Dbg( p_this, "asking for device: %s", devicename.c_str() ) ;
1045 // Use the system device enumerator and class enumerator to find
1046 // a capture/preview device, such as a desktop USB video camera.
1047 IBaseFilter *p_device_filter =
1048 FindCaptureDevice( p_this, &devicename, NULL, b_audio );
1050 if( p_device_filter )
1051 msg_Dbg( p_this, "using device: %s", devicename.c_str() );
1054 msg_Err( p_this, "can't use device: %s, unsupported device type",
1055 devicename.c_str() );
1056 dialog_Fatal( p_this, _("Capture failed"),
1057 _("VLC cannot use the device \"%s\", because its "
1058 "type is not supported."), devicename.c_str() );
1059 return VLC_EGENERIC;
1062 // Retreive acceptable media types supported by device
1063 AM_MEDIA_TYPE media_types[MAX_MEDIA_TYPES];
1064 size_t media_count =
1065 EnumDeviceCaps( p_this, p_device_filter, b_audio ? 0 : p_sys->i_chroma,
1066 p_sys->i_width, p_sys->i_height,
1067 b_audio ? var_CreateGetInteger( p_this, CFG_PREFIX "audio-channels" ) : 0,
1068 b_audio ? var_CreateGetInteger( p_this, CFG_PREFIX "audio-samplerate" ) : 0,
1069 b_audio ? var_CreateGetInteger( p_this, CFG_PREFIX "audio-bitspersample" ) : 0,
1070 media_types, MAX_MEDIA_TYPES );
1072 AM_MEDIA_TYPE *mt = NULL;
1074 if( media_count > 0 )
1076 mt = (AM_MEDIA_TYPE *)CoTaskMemAlloc(sizeof(AM_MEDIA_TYPE) * media_count);
1078 // Order and copy returned media types according to arbitrary
1080 for( size_t c = 0; c < media_count; c++ )
1083 GetFourCCPriority(GetFourCCFromMediaType(media_types[c]));
1084 size_t slot_copy = c;
1085 for( size_t d = c+1; d < media_count; d++ )
1088 GetFourCCPriority(GetFourCCFromMediaType(media_types[d]));
1089 if( priority > slot_priority )
1091 slot_priority = priority;
1095 if( slot_copy != c )
1097 mt[c] = media_types[slot_copy];
1098 media_types[slot_copy] = media_types[c];
1102 mt[c] = media_types[c];
1107 /* capture device */
1108 msg_Err( p_this, "capture device '%s' does not support required parameters !", devicename.c_str() );
1109 dialog_Fatal( p_this, _("Capture failed"),
1110 _("The capture device \"%s\" does not support the "
1111 "required parameters."), devicename.c_str() );
1112 p_device_filter->Release();
1113 return VLC_EGENERIC;
1116 /* Create and add our capture filter */
1117 CaptureFilter *p_capture_filter =
1118 new CaptureFilter( p_this, p_sys, mt, media_count );
1119 p_sys->p_graph->AddFilter( p_capture_filter, 0 );
1121 /* Add the device filter to the graph (seems necessary with VfW before
1122 * accessing pin attributes). */
1123 p_sys->p_graph->AddFilter( p_device_filter, 0 );
1125 /* Attempt to connect one of this device's capture output pins */
1126 msg_Dbg( p_this, "connecting filters" );
1127 if( ConnectFilters( p_this, p_sys, p_device_filter, p_capture_filter ) )
1130 msg_Dbg( p_this, "filters connected successfully !" );
1132 dshow_stream_t dshow_stream;
1133 dshow_stream.b_pts = false;
1134 dshow_stream.p_es = 0;
1136 p_capture_filter->CustomGetPin()->CustomGetMediaType();
1138 /* Show Device properties. Done here so the VLC stream is setup with
1139 * the proper parameters. */
1140 if( var_GetBool( p_this, CFG_PREFIX "config" ) )
1142 ShowDeviceProperties( p_this, p_sys->p_capture_graph_builder2,
1143 p_device_filter, b_audio );
1146 ConfigTuner( p_this, p_sys->p_capture_graph_builder2,
1149 if( var_GetBool( p_this, CFG_PREFIX "tuner" ) &&
1150 dshow_stream.mt.majortype != MEDIATYPE_Stream )
1152 /* FIXME: we do MEDIATYPE_Stream later so we don't do it twice. */
1153 ShowTunerProperties( p_this, p_sys->p_capture_graph_builder2,
1154 p_device_filter, b_audio );
1158 p_capture_filter->CustomGetPin()->CustomGetMediaType();
1160 dshow_stream.i_fourcc = GetFourCCFromMediaType( dshow_stream.mt );
1161 if( dshow_stream.i_fourcc )
1163 if( dshow_stream.mt.majortype == MEDIATYPE_Video )
1165 dshow_stream.header.video =
1166 *(VIDEOINFOHEADER *)dshow_stream.mt.pbFormat;
1167 msg_Dbg( p_this, "MEDIATYPE_Video" );
1168 msg_Dbg( p_this, "selected video pin accepts format: %4.4s",
1169 (char *)&dshow_stream.i_fourcc);
1171 else if( dshow_stream.mt.majortype == MEDIATYPE_Audio )
1173 dshow_stream.header.audio =
1174 *(WAVEFORMATEX *)dshow_stream.mt.pbFormat;
1175 msg_Dbg( p_this, "MEDIATYPE_Audio" );
1176 msg_Dbg( p_this, "selected audio pin accepts format: %4.4s",
1177 (char *)&dshow_stream.i_fourcc);
1179 else if( dshow_stream.mt.majortype == MEDIATYPE_Stream )
1181 msg_Dbg( p_this, "MEDIATYPE_Stream" );
1182 msg_Dbg( p_this, "selected stream pin accepts format: %4.4s",
1183 (char *)&dshow_stream.i_fourcc);
1187 msg_Dbg( p_this, "unknown stream majortype" );
1191 /* Add directshow elementary stream to our list */
1192 dshow_stream.p_device_filter = p_device_filter;
1193 dshow_stream.p_capture_filter = p_capture_filter;
1195 p_sys->pp_streams = (dshow_stream_t **)xrealloc( p_sys->pp_streams,
1196 sizeof(dshow_stream_t *) * (p_sys->i_streams + 1) );
1197 p_sys->pp_streams[p_sys->i_streams] = new dshow_stream_t;
1198 *p_sys->pp_streams[p_sys->i_streams++] = dshow_stream;
1205 /* Remove filters from graph */
1206 p_sys->p_graph->RemoveFilter( p_device_filter );
1207 p_sys->p_graph->RemoveFilter( p_capture_filter );
1209 /* Release objects */
1210 p_device_filter->Release();
1211 p_capture_filter->Release();
1213 return VLC_EGENERIC;
1216 /* FindCaptureDevices:: This Function had two purposes :
1217 Returns the list of capture devices when p_listdevices != NULL
1218 Creates an IBaseFilter when p_devicename corresponds to an existing devname
1219 These actions *may* be requested whith a single call.
1221 static IBaseFilter *
1222 FindCaptureDevice( vlc_object_t *p_this, string *p_devicename,
1223 list<string> *p_listdevices, bool b_audio )
1225 IBaseFilter *p_base_filter = NULL;
1226 IMoniker *p_moniker = NULL;
1229 list<string> devicelist;
1231 /* Create the system device enumerator */
1232 ICreateDevEnum *p_dev_enum = NULL;
1234 hr = CoCreateInstance( CLSID_SystemDeviceEnum, NULL, CLSCTX_INPROC,
1235 IID_ICreateDevEnum, (void **)&p_dev_enum );
1238 msg_Err( p_this, "failed to create the device enumerator (0x%lx)", hr);
1242 /* Create an enumerator for the video capture devices */
1243 IEnumMoniker *p_class_enum = NULL;
1245 hr = p_dev_enum->CreateClassEnumerator( CLSID_VideoInputDeviceCategory,
1248 hr = p_dev_enum->CreateClassEnumerator( CLSID_AudioInputDeviceCategory,
1250 p_dev_enum->Release();
1253 msg_Err( p_this, "failed to create the class enumerator (0x%lx)", hr );
1257 /* If there are no enumerators for the requested type, then
1258 * CreateClassEnumerator will succeed, but p_class_enum will be NULL */
1259 if( p_class_enum == NULL )
1261 msg_Err( p_this, "no %s capture device was detected", ( b_audio ? "audio" : "video" ) );
1265 /* Enumerate the devices */
1267 /* Note that if the Next() call succeeds but there are no monikers,
1268 * it will return S_FALSE (which is not a failure). Therefore, we check
1269 * that the return code is S_OK instead of using SUCCEEDED() macro. */
1271 while( p_class_enum->Next( 1, &p_moniker, &i_fetched ) == S_OK )
1273 /* Getting the property page to get the device name */
1274 IPropertyBag *p_bag;
1275 hr = p_moniker->BindToStorage( 0, 0, IID_IPropertyBag,
1281 hr = p_bag->Read( L"FriendlyName", &var, NULL );
1285 char *p_buf = FromWide( var.bstrVal );
1286 string devname = string(p_buf);
1290 /* find out if this name is already used by a previously found device */
1291 list<string>::const_iterator iter = devicelist.begin();
1292 list<string>::const_iterator end = devicelist.end();
1293 string ordevname = devname ;
1294 while ( iter != end )
1296 if( 0 == (*iter).compare( devname ) )
1297 { /* devname is on the list. Try another name with sequence
1298 number apended and then rescan until a unique entry is found*/
1300 snprintf(seq, 16, " #%d", ++dup);
1301 devname = ordevname + seq;
1302 iter = devicelist.begin();
1307 devicelist.push_back( devname );
1309 if( p_devicename && *p_devicename == devname )
1311 msg_Dbg( p_this, "asked for %s, binding to %s", p_devicename->c_str() , devname.c_str() ) ;
1312 /* NULL possibly means we don't need BindMoniker BindCtx ?? */
1313 hr = p_moniker->BindToObject( NULL, 0, IID_IBaseFilter,
1314 (void **)&p_base_filter );
1317 msg_Err( p_this, "couldn't bind moniker to filter "
1318 "object (0x%lx)", hr );
1319 p_moniker->Release();
1320 p_class_enum->Release();
1323 p_moniker->Release();
1324 p_class_enum->Release();
1325 return p_base_filter;
1330 p_moniker->Release();
1333 p_class_enum->Release();
1335 if( p_listdevices ) {
1337 *p_listdevices = devicelist;
1342 static size_t EnumDeviceCaps( vlc_object_t *p_this, IBaseFilter *p_filter,
1343 int i_fourcc, int i_width, int i_height,
1344 int i_channels, int i_samplespersec,
1345 int i_bitspersample, AM_MEDIA_TYPE *mt,
1348 IEnumPins *p_enumpins;
1350 IEnumMediaTypes *p_enummt;
1351 size_t mt_count = 0;
1353 LONGLONG i_AvgTimePerFrame = 0;
1354 float r_fps = var_GetFloat( p_this, CFG_PREFIX "fps" );
1356 i_AvgTimePerFrame = 10000000000LL/(LONGLONG)(r_fps*1000.0f);
1358 if( FAILED(p_filter->EnumPins( &p_enumpins )) )
1360 msg_Dbg( p_this, "EnumDeviceCaps failed: no pin enumeration !");
1364 while( S_OK == p_enumpins->Next( 1, &p_output_pin, NULL ) )
1368 if( S_OK == p_output_pin->QueryPinInfo( &info ) )
1370 msg_Dbg( p_this, "EnumDeviceCaps: %s pin: %S",
1371 info.dir == PINDIR_INPUT ? "input" : "output",
1373 if( info.pFilter ) info.pFilter->Release();
1376 p_output_pin->Release();
1379 p_enumpins->Reset();
1381 while( !mt_count && p_enumpins->Next( 1, &p_output_pin, NULL ) == S_OK )
1385 if( S_OK == p_output_pin->QueryPinInfo( &info ) )
1387 if( info.pFilter ) info.pFilter->Release();
1388 if( info.dir == PINDIR_INPUT )
1390 p_output_pin->Release();
1393 msg_Dbg( p_this, "EnumDeviceCaps: trying pin %S", info.achName );
1396 AM_MEDIA_TYPE *p_mt;
1399 ** Configure pin with a default compatible media if possible
1402 IAMStreamConfig *pSC;
1403 if( SUCCEEDED(p_output_pin->QueryInterface( IID_IAMStreamConfig,
1406 int piCount, piSize;
1407 if( SUCCEEDED(pSC->GetNumberOfCapabilities(&piCount, &piSize)) )
1409 BYTE *pSCC= (BYTE *)CoTaskMemAlloc(piSize);
1412 int i_priority = -1;
1413 for( int i=0; i<piCount; ++i )
1415 if( SUCCEEDED(pSC->GetStreamCaps(i, &p_mt, pSCC)) )
1417 int i_current_fourcc = GetFourCCFromMediaType( *p_mt );
1418 int i_current_priority = GetFourCCPriority(i_current_fourcc);
1420 if( (i_fourcc && (i_current_fourcc != i_fourcc))
1421 || (i_priority > i_current_priority) )
1423 // unwanted chroma, try next media type
1424 FreeMediaType( *p_mt );
1425 CoTaskMemFree( (PVOID)p_mt );
1429 if( MEDIATYPE_Video == p_mt->majortype
1430 && FORMAT_VideoInfo == p_mt->formattype )
1432 VIDEO_STREAM_CONFIG_CAPS *pVSCC = reinterpret_cast<VIDEO_STREAM_CONFIG_CAPS*>(pSCC);
1433 VIDEOINFOHEADER *pVih = reinterpret_cast<VIDEOINFOHEADER*>(p_mt->pbFormat);
1435 if( i_AvgTimePerFrame )
1437 if( pVSCC->MinFrameInterval > i_AvgTimePerFrame
1438 || i_AvgTimePerFrame > pVSCC->MaxFrameInterval )
1440 // required frame rate not compatible, try next media type
1441 FreeMediaType( *p_mt );
1442 CoTaskMemFree( (PVOID)p_mt );
1445 pVih->AvgTimePerFrame = i_AvgTimePerFrame;
1450 if(( !pVSCC->OutputGranularityX
1451 && i_width != pVSCC->MinOutputSize.cx
1452 && i_width != pVSCC->MaxOutputSize.cx)
1454 ( pVSCC->OutputGranularityX
1455 && ((i_width % pVSCC->OutputGranularityX)
1456 || pVSCC->MinOutputSize.cx > i_width
1457 || i_width > pVSCC->MaxOutputSize.cx )))
1459 // required width not compatible, try next media type
1460 FreeMediaType( *p_mt );
1461 CoTaskMemFree( (PVOID)p_mt );
1464 pVih->bmiHeader.biWidth = i_width;
1469 if(( !pVSCC->OutputGranularityY
1470 && i_height != pVSCC->MinOutputSize.cy
1471 && i_height != pVSCC->MaxOutputSize.cy)
1473 ( pVSCC->OutputGranularityY
1474 && ((i_height % pVSCC->OutputGranularityY)
1475 || pVSCC->MinOutputSize.cy > i_height
1476 || i_height > pVSCC->MaxOutputSize.cy )))
1478 // required height not compatible, try next media type
1479 FreeMediaType( *p_mt );
1480 CoTaskMemFree( (PVOID)p_mt );
1483 pVih->bmiHeader.biHeight = i_height;
1486 // Set the sample size and image size.
1487 // (Round the image width up to a DWORD boundary.)
1488 p_mt->lSampleSize = pVih->bmiHeader.biSizeImage =
1489 ((pVih->bmiHeader.biWidth + 3) & ~3) *
1490 pVih->bmiHeader.biHeight * (pVih->bmiHeader.biBitCount>>3);
1492 // no cropping, use full video input buffer
1493 memset(&(pVih->rcSource), 0, sizeof(RECT));
1494 memset(&(pVih->rcTarget), 0, sizeof(RECT));
1496 // select this format as default
1497 if( SUCCEEDED( pSC->SetFormat(p_mt) ) )
1499 i_priority = i_current_priority;
1501 // no need to check any more media types
1505 else if( p_mt->majortype == MEDIATYPE_Audio
1506 && p_mt->formattype == FORMAT_WaveFormatEx )
1508 AUDIO_STREAM_CONFIG_CAPS *pASCC = reinterpret_cast<AUDIO_STREAM_CONFIG_CAPS*>(pSCC);
1509 WAVEFORMATEX *pWfx = reinterpret_cast<WAVEFORMATEX*>(p_mt->pbFormat);
1511 if( i_current_fourcc && (WAVE_FORMAT_PCM == pWfx->wFormatTag) )
1513 int val = i_channels;
1517 if( ( !pASCC->ChannelsGranularity
1518 && (unsigned int)val != pASCC->MinimumChannels
1519 && (unsigned int)val != pASCC->MaximumChannels)
1521 ( pASCC->ChannelsGranularity
1522 && ((val % pASCC->ChannelsGranularity)
1523 || (unsigned int)val < pASCC->MinimumChannels
1524 || (unsigned int)val > pASCC->MaximumChannels)))
1526 // required number channels not available, try next media type
1527 FreeMediaType( *p_mt );
1528 CoTaskMemFree( (PVOID)p_mt );
1531 pWfx->nChannels = val;
1533 val = i_samplespersec;
1537 if( ( !pASCC->SampleFrequencyGranularity
1538 && (unsigned int)val != pASCC->MinimumSampleFrequency
1539 && (unsigned int)val != pASCC->MaximumSampleFrequency)
1541 ( pASCC->SampleFrequencyGranularity
1542 && ((val % pASCC->SampleFrequencyGranularity)
1543 || (unsigned int)val < pASCC->MinimumSampleFrequency
1544 || (unsigned int)val > pASCC->MaximumSampleFrequency )))
1546 // required sampling rate not available, try next media type
1547 FreeMediaType( *p_mt );
1548 CoTaskMemFree( (PVOID)p_mt );
1551 pWfx->nSamplesPerSec = val;
1553 val = i_bitspersample;
1556 if( VLC_CODEC_FL32 == i_current_fourcc )
1562 if( ( !pASCC->BitsPerSampleGranularity
1563 && (unsigned int)val != pASCC->MinimumBitsPerSample
1564 && (unsigned int)val != pASCC->MaximumBitsPerSample )
1566 ( pASCC->BitsPerSampleGranularity
1567 && ((val % pASCC->BitsPerSampleGranularity)
1568 || (unsigned int)val < pASCC->MinimumBitsPerSample
1569 || (unsigned int)val > pASCC->MaximumBitsPerSample )))
1571 // required sample size not available, try next media type
1572 FreeMediaType( *p_mt );
1573 CoTaskMemFree( (PVOID)p_mt );
1577 pWfx->wBitsPerSample = val;
1578 pWfx->nBlockAlign = (pWfx->wBitsPerSample * pWfx->nChannels)/8;
1579 pWfx->nAvgBytesPerSec = pWfx->nSamplesPerSec * pWfx->nBlockAlign;
1581 // select this format as default
1582 if( SUCCEEDED( pSC->SetFormat(p_mt) ) )
1584 i_priority = i_current_priority;
1588 FreeMediaType( *p_mt );
1589 CoTaskMemFree( (PVOID)p_mt );
1592 CoTaskMemFree( (LPVOID)pSCC );
1593 if( i_priority >= 0 )
1594 msg_Dbg( p_this, "EnumDeviceCaps: input pin default format configured");
1601 ** Probe pin for available medias (may be a previously configured one)
1604 if( FAILED( p_output_pin->EnumMediaTypes( &p_enummt ) ) )
1606 p_output_pin->Release();
1610 while( p_enummt->Next( 1, &p_mt, NULL ) == S_OK )
1612 int i_current_fourcc = GetFourCCFromMediaType( *p_mt );
1613 if( i_current_fourcc && p_mt->majortype == MEDIATYPE_Video
1614 && p_mt->formattype == FORMAT_VideoInfo )
1616 int i_current_width = ((VIDEOINFOHEADER *)p_mt->pbFormat)->bmiHeader.biWidth;
1617 int i_current_height = ((VIDEOINFOHEADER *)p_mt->pbFormat)->bmiHeader.biHeight;
1618 LONGLONG i_current_atpf = ((VIDEOINFOHEADER *)p_mt->pbFormat)->AvgTimePerFrame;
1620 if( i_current_height < 0 )
1621 i_current_height = -i_current_height;
1623 msg_Dbg( p_this, "EnumDeviceCaps: input pin "
1624 "accepts chroma: %4.4s, width:%i, height:%i, fps:%f",
1625 (char *)&i_current_fourcc, i_current_width,
1626 i_current_height, (10000000.0f/((float)i_current_atpf)) );
1628 if( ( !i_fourcc || i_fourcc == i_current_fourcc ) &&
1629 ( !i_width || i_width == i_current_width ) &&
1630 ( !i_height || i_height == i_current_height ) &&
1631 ( !i_AvgTimePerFrame || i_AvgTimePerFrame == i_current_atpf ) &&
1635 mt[mt_count++] = *p_mt;
1637 else FreeMediaType( *p_mt );
1639 else if( i_current_fourcc && p_mt->majortype == MEDIATYPE_Audio
1640 && p_mt->formattype == FORMAT_WaveFormatEx)
1642 int i_current_channels =
1643 ((WAVEFORMATEX *)p_mt->pbFormat)->nChannels;
1644 int i_current_samplespersec =
1645 ((WAVEFORMATEX *)p_mt->pbFormat)->nSamplesPerSec;
1646 int i_current_bitspersample =
1647 ((WAVEFORMATEX *)p_mt->pbFormat)->wBitsPerSample;
1649 msg_Dbg( p_this, "EnumDeviceCaps: input pin "
1650 "accepts format: %4.4s, channels:%i, "
1651 "samples/sec:%i bits/sample:%i",
1652 (char *)&i_current_fourcc, i_current_channels,
1653 i_current_samplespersec, i_current_bitspersample);
1655 if( (!i_channels || i_channels == i_current_channels) &&
1656 (!i_samplespersec ||
1657 i_samplespersec == i_current_samplespersec) &&
1658 (!i_bitspersample ||
1659 i_bitspersample == i_current_bitspersample) &&
1663 mt[mt_count++] = *p_mt;
1665 /* Setup a few properties like the audio latency */
1666 IAMBufferNegotiation *p_ambuf;
1667 if( SUCCEEDED( p_output_pin->QueryInterface(
1668 IID_IAMBufferNegotiation, (void **)&p_ambuf ) ) )
1670 ALLOCATOR_PROPERTIES AllocProp;
1671 AllocProp.cbAlign = -1;
1673 /* 100 ms of latency */
1674 AllocProp.cbBuffer = i_current_channels *
1675 i_current_samplespersec *
1676 i_current_bitspersample / 8 / 10;
1678 AllocProp.cbPrefix = -1;
1679 AllocProp.cBuffers = -1;
1680 p_ambuf->SuggestAllocatorProperties( &AllocProp );
1684 else FreeMediaType( *p_mt );
1686 else if( i_current_fourcc && p_mt->majortype == MEDIATYPE_Stream )
1688 msg_Dbg( p_this, "EnumDeviceCaps: input pin "
1689 "accepts stream format: %4.4s",
1690 (char *)&i_current_fourcc );
1692 if( ( !i_fourcc || i_fourcc == i_current_fourcc ) &&
1696 mt[mt_count++] = *p_mt;
1697 i_fourcc = i_current_fourcc;
1699 else FreeMediaType( *p_mt );
1703 const char * psz_type = "unknown";
1704 if( p_mt->majortype == MEDIATYPE_Video ) psz_type = "video";
1705 if( p_mt->majortype == MEDIATYPE_Audio ) psz_type = "audio";
1706 if( p_mt->majortype == MEDIATYPE_Stream ) psz_type = "stream";
1707 msg_Dbg( p_this, "EnumDeviceCaps: input pin media: unsupported format "
1708 "(%s %4.4s)", psz_type, (char *)&p_mt->subtype );
1710 FreeMediaType( *p_mt );
1712 CoTaskMemFree( (PVOID)p_mt );
1715 if( !mt_count && p_enummt->Reset() == S_OK )
1717 // VLC did not find any supported MEDIATYPE for this output pin.
1718 // However the graph builder might insert converter filters in
1719 // the graph if we use a different codec in VLC filter input pin.
1720 // however, in order to avoid nasty surprises, make use of this
1721 // facility only for known unsupported codecs.
1723 while( !mt_count && p_enummt->Next( 1, &p_mt, NULL ) == S_OK )
1725 // the first four bytes of subtype GUID contains the codec FOURCC
1726 const char *pfcc = (char *)&p_mt->subtype;
1727 int i_current_fourcc = VLC_FOURCC(pfcc[0], pfcc[1], pfcc[2], pfcc[3]);
1728 if( VLC_FOURCC('H','C','W','2') == i_current_fourcc
1729 && p_mt->majortype == MEDIATYPE_Video )
1731 // output format for 'Hauppauge WinTV PVR PCI II Capture'
1732 // try I420 as an input format
1733 i_current_fourcc = VLC_CODEC_I420;
1734 if( !i_fourcc || i_fourcc == i_current_fourcc )
1736 // return alternative media type
1740 mtr.majortype = MEDIATYPE_Video;
1741 mtr.subtype = MEDIASUBTYPE_I420;
1742 mtr.bFixedSizeSamples = TRUE;
1743 mtr.bTemporalCompression = FALSE;
1745 mtr.formattype = FORMAT_VideoInfo;
1746 mtr.cbFormat = sizeof(vh);
1747 mtr.pbFormat = (BYTE *)&vh;
1749 memset(&vh, 0, sizeof(vh));
1751 vh.bmiHeader.biSize = sizeof(vh.bmiHeader);
1752 vh.bmiHeader.biWidth = i_width > 0 ? i_width :
1753 ((VIDEOINFOHEADER *)p_mt->pbFormat)->bmiHeader.biWidth;
1754 vh.bmiHeader.biHeight = i_height > 0 ? i_height :
1755 ((VIDEOINFOHEADER *)p_mt->pbFormat)->bmiHeader.biHeight;
1756 vh.bmiHeader.biPlanes = 3;
1757 vh.bmiHeader.biBitCount = 12;
1758 vh.bmiHeader.biCompression = VLC_CODEC_I420;
1759 vh.bmiHeader.biSizeImage = vh.bmiHeader.biWidth * 12 *
1760 vh.bmiHeader.biHeight / 8;
1761 mtr.lSampleSize = vh.bmiHeader.biSizeImage;
1763 msg_Dbg( p_this, "EnumDeviceCaps: input pin media: using 'I420' in place of unsupported format 'HCW2'");
1765 if( SUCCEEDED(CopyMediaType(mt+mt_count, &mtr)) )
1769 FreeMediaType( *p_mt );
1773 p_enummt->Release();
1774 p_output_pin->Release();
1777 p_enumpins->Release();
1781 /*****************************************************************************
1782 * ReadCompressed: reads compressed (MPEG/DV) data from the device.
1783 *****************************************************************************
1784 * Returns -1 in case of error, 0 in case of EOF, otherwise the number of
1786 *****************************************************************************/
1787 static block_t *ReadCompressed( access_t *p_access )
1789 access_sys_t *p_sys = p_access->p_sys;
1790 dshow_stream_t *p_stream = NULL;
1791 VLCMediaSample sample;
1793 /* Read 1 DV/MPEG frame (they contain the video and audio data) */
1795 /* There must be only 1 elementary stream to produce a valid stream
1796 * of MPEG or DV data */
1797 p_stream = p_sys->pp_streams[0];
1801 if( !vlc_object_alive (p_access) ) return NULL;
1803 /* Get new sample/frame from the elementary stream (blocking). */
1804 vlc_mutex_lock( &p_sys->lock );
1806 if( p_stream->p_capture_filter->CustomGetPin()
1807 ->CustomGetSample( &sample ) != S_OK )
1809 /* No data available. Wait until some data has arrived */
1810 vlc_cond_wait( &p_sys->wait, &p_sys->lock );
1811 vlc_mutex_unlock( &p_sys->lock );
1815 vlc_mutex_unlock( &p_sys->lock );
1822 int i_data_size = sample.p_sample->GetActualDataLength();
1824 if( !i_data_size || !(p_block = block_New( p_access, i_data_size )) )
1826 sample.p_sample->Release();
1830 sample.p_sample->GetPointer( &p_data );
1831 vlc_memcpy( p_block->p_buffer, p_data, i_data_size );
1832 sample.p_sample->Release();
1834 /* The caller got what he wanted */
1838 return NULL; /* never reached */
1841 /****************************************************************************
1843 ****************************************************************************/
1844 static int Demux( demux_t *p_demux )
1846 access_sys_t *p_sys = (access_sys_t *)p_demux->p_sys;
1847 int i_found_samples;
1849 i_found_samples = 0;
1850 vlc_mutex_lock( &p_sys->lock );
1852 while ( !i_found_samples )
1854 /* Try to grab samples from all streams */
1855 for( int i_stream = 0; i_stream < p_sys->i_streams; i_stream++ )
1857 dshow_stream_t *p_stream = p_sys->pp_streams[i_stream];
1858 if( p_stream->p_capture_filter &&
1859 p_stream->p_capture_filter->CustomGetPin()
1860 ->CustomGetSamples( p_stream->samples_queue ) == S_OK )
1862 i_found_samples = 1;
1866 if ( !i_found_samples)
1868 /* Didn't find any audio nor video sample, just wait till the
1869 * dshow thread pushes some samples */
1870 vlc_cond_wait( &p_sys->wait, &p_sys->lock );
1871 /* Some DShow thread pushed data, or the OS broke the wait all
1872 * by itself. In all cases, it's *strongly* advised to test the
1873 * condition again, so let the loop do the test again */
1877 vlc_mutex_unlock( &p_sys->lock );
1879 for ( int i_stream = 0; i_stream < p_sys->i_streams; i_stream++ )
1882 dshow_stream_t *p_stream = p_sys->pp_streams[i_stream];
1884 i_samples = p_stream->samples_queue.size();
1885 while ( i_samples > 0 )
1890 VLCMediaSample sample;
1892 sample = p_stream->samples_queue.front();
1893 p_stream->samples_queue.pop_front();
1895 i_data_size = sample.p_sample->GetActualDataLength();
1896 sample.p_sample->GetPointer( &p_data );
1898 REFERENCE_TIME i_pts, i_end_date;
1899 HRESULT hr = sample.p_sample->GetTime( &i_pts, &i_end_date );
1900 if( hr != VFW_S_NO_STOP_TIME && hr != S_OK ) i_pts = 0;
1904 if( p_stream->mt.majortype == MEDIATYPE_Video || !p_stream->b_pts )
1906 /* Use our data timestamp */
1907 i_pts = sample.i_timestamp;
1908 p_stream->b_pts = true;
1912 i_pts /= 10; /* Dshow works with 100 nano-seconds resolution */
1915 msg_Dbg( p_demux, "Read() stream: %i, size: %i, PTS: %"PRId64,
1916 i_stream, i_data_size, i_pts );
1919 p_block = block_New( p_demux, i_data_size );
1920 vlc_memcpy( p_block->p_buffer, p_data, i_data_size );
1921 p_block->i_pts = p_block->i_dts = i_pts;
1922 sample.p_sample->Release();
1924 es_out_Control( p_demux->out, ES_OUT_SET_PCR, i_pts > 0 ? i_pts : 0 );
1925 es_out_Send( p_demux->out, p_stream->p_es, p_block );
1934 /*****************************************************************************
1936 *****************************************************************************/
1937 static int AccessControl( access_t *p_access, int i_query, va_list args )
1945 case ACCESS_CAN_SEEK:
1946 case ACCESS_CAN_FASTSEEK:
1947 case ACCESS_CAN_PAUSE:
1948 case ACCESS_CAN_CONTROL_PACE:
1949 pb_bool = (bool*)va_arg( args, bool* );
1954 case ACCESS_GET_PTS_DELAY:
1955 pi_64 = (int64_t*)va_arg( args, int64_t * );
1956 *pi_64 = var_GetInteger( p_access, CFG_PREFIX "caching" ) * 1000;
1960 case ACCESS_SET_PAUSE_STATE:
1961 case ACCESS_GET_TITLE_INFO:
1962 case ACCESS_SET_TITLE:
1963 case ACCESS_SET_SEEKPOINT:
1964 case ACCESS_SET_PRIVATE_ID_STATE:
1965 return VLC_EGENERIC;
1968 msg_Warn( p_access, "unimplemented query in control" );
1969 return VLC_EGENERIC;
1975 /****************************************************************************
1977 ****************************************************************************/
1978 static int DemuxControl( demux_t *p_demux, int i_query, va_list args )
1985 /* Special for access_demux */
1986 case DEMUX_CAN_PAUSE:
1987 case DEMUX_CAN_SEEK:
1988 case DEMUX_SET_PAUSE_STATE:
1989 case DEMUX_CAN_CONTROL_PACE:
1990 pb = (bool*)va_arg( args, bool * );
1994 case DEMUX_GET_PTS_DELAY:
1995 pi64 = (int64_t*)va_arg( args, int64_t * );
1996 *pi64 = var_GetInteger( p_demux, CFG_PREFIX "caching" ) * 1000;
1999 case DEMUX_GET_TIME:
2000 pi64 = (int64_t*)va_arg( args, int64_t * );
2004 /* TODO implement others */
2006 return VLC_EGENERIC;
2009 return VLC_EGENERIC;
2012 /*****************************************************************************
2013 * config variable callback
2014 *****************************************************************************/
2015 static int FindDevicesCallback( vlc_object_t *p_this, char const *psz_name,
2016 vlc_value_t newval, vlc_value_t oldval, void * )
2018 module_config_t *p_item;
2019 bool b_audio = false;
2022 p_item = config_FindConfig( p_this, psz_name );
2023 if( !p_item ) return VLC_SUCCESS;
2025 if( !strcmp( psz_name, CFG_PREFIX "adev" ) ) b_audio = true;
2027 /* Clear-up the current list */
2028 if( p_item->i_list )
2030 /* Keep the 2 first entries */
2031 for( i = 2; i < p_item->i_list; i++ )
2033 free( const_cast<char *>(p_item->ppsz_list[i]) );
2034 free( const_cast<char *>(p_item->ppsz_list_text[i]) );
2036 /* TODO: Remove when no more needed */
2037 p_item->ppsz_list[i] = NULL;
2038 p_item->ppsz_list_text[i] = NULL;
2042 /* Find list of devices */
2043 list<string> list_devices;
2045 /* Initialize OLE/COM */
2048 FindCaptureDevice( p_this, NULL, &list_devices, b_audio );
2050 /* Uninitialize OLE/COM */
2053 if( list_devices.empty() ) return VLC_SUCCESS;
2055 p_item->ppsz_list = (char**)xrealloc( p_item->ppsz_list,
2056 (list_devices.size()+3) * sizeof(char *) );
2057 p_item->ppsz_list_text = (char**)xrealloc( p_item->ppsz_list_text,
2058 (list_devices.size()+3) * sizeof(char *) );
2060 list<string>::iterator iter;
2061 for( iter = list_devices.begin(), i = 2; iter != list_devices.end();
2064 p_item->ppsz_list[i] = strdup( iter->c_str() );
2065 p_item->ppsz_list_text[i] = NULL;
2068 p_item->ppsz_list[i] = NULL;
2069 p_item->ppsz_list_text[i] = NULL;
2071 /* Signal change to the interface */
2072 p_item->b_dirty = true;
2077 static int ConfigDevicesCallback( vlc_object_t *p_this, char const *psz_name,
2078 vlc_value_t newval, vlc_value_t oldval, void * )
2080 module_config_t *p_item;
2081 bool b_audio = false;
2082 char *psz_device = NULL;
2083 int i_ret = VLC_SUCCESS;
2085 if( !EMPTY_STR( newval.psz_string ) )
2086 psz_device = strdup( newval.psz_string );
2088 /* Initialize OLE/COM */
2091 p_item = config_FindConfig( p_this, psz_name );
2100 if( !strcmp( psz_name, CFG_PREFIX "adev" ) ) b_audio = true;
2106 devicename = psz_device ;
2110 /* If no device name was specified, pick the 1st one */
2111 list<string> list_devices;
2113 /* Enumerate devices */
2114 FindCaptureDevice( p_this, NULL, &list_devices, b_audio );
2115 if( list_devices.empty() )
2118 return VLC_EGENERIC;
2120 devicename = *list_devices.begin();
2123 IBaseFilter *p_device_filter =
2124 FindCaptureDevice( p_this, &devicename, NULL, b_audio );
2125 if( p_device_filter )
2127 ShowPropertyPage( p_device_filter );
2128 p_device_filter->Release();
2132 msg_Err( p_this, "didn't find device: %s", devicename.c_str() );
2133 i_ret = VLC_EGENERIC;
2136 /* Uninitialize OLE/COM */
2143 /*****************************************************************************
2145 *****************************************************************************/
2147 static void ShowPropertyPage( IUnknown *obj )
2149 ISpecifyPropertyPages *p_spec;
2152 HRESULT hr = obj->QueryInterface( IID_ISpecifyPropertyPages,
2154 if( FAILED(hr) ) return;
2156 if( SUCCEEDED(p_spec->GetPages( &cauuid )) )
2158 if( cauuid.cElems > 0 )
2160 HWND hwnd_desktop = ::GetDesktopWindow();
2162 OleCreatePropertyFrame( hwnd_desktop, 30, 30, NULL, 1, &obj,
2163 cauuid.cElems, cauuid.pElems, 0, 0, NULL );
2165 CoTaskMemFree( cauuid.pElems );
2171 static void ShowDeviceProperties( vlc_object_t *p_this,
2172 ICaptureGraphBuilder2 *p_graph,
2173 IBaseFilter *p_device_filter,
2177 msg_Dbg( p_this, "configuring Device Properties" );
2180 * Video or audio capture filter page
2182 ShowPropertyPage( p_device_filter );
2187 if( p_graph && b_audio )
2189 IAMStreamConfig *p_SC;
2191 msg_Dbg( p_this, "showing WDM Audio Configuration Pages" );
2193 hr = p_graph->FindInterface( &PIN_CATEGORY_CAPTURE,
2194 &MEDIATYPE_Audio, p_device_filter,
2195 IID_IAMStreamConfig, (void **)&p_SC );
2198 ShowPropertyPage(p_SC);
2206 HRESULT hr = p_graph->FindInterface( &PIN_CATEGORY_CAPTURE,
2207 &MEDIATYPE_Audio, p_device_filter,
2208 IID_IAMTVAudio, (void **)&p_TVA );
2211 ShowPropertyPage(p_TVA);
2219 if( p_graph && !b_audio )
2221 IAMStreamConfig *p_SC;
2223 msg_Dbg( p_this, "showing WDM Video Configuration Pages" );
2225 hr = p_graph->FindInterface( &PIN_CATEGORY_CAPTURE,
2226 &MEDIATYPE_Interleaved, p_device_filter,
2227 IID_IAMStreamConfig, (void **)&p_SC );
2230 hr = p_graph->FindInterface( &PIN_CATEGORY_CAPTURE,
2231 &MEDIATYPE_Video, p_device_filter,
2232 IID_IAMStreamConfig, (void **)&p_SC );
2237 hr = p_graph->FindInterface( &PIN_CATEGORY_CAPTURE,
2238 &MEDIATYPE_Stream, p_device_filter,
2239 IID_IAMStreamConfig, (void **)&p_SC );
2244 ShowPropertyPage(p_SC);
2250 static void ShowTunerProperties( vlc_object_t *p_this,
2251 ICaptureGraphBuilder2 *p_graph,
2252 IBaseFilter *p_device_filter,
2256 msg_Dbg( p_this, "configuring Tuner Properties" );
2258 if( !p_graph || b_audio ) return;
2261 hr = p_graph->FindInterface( &PIN_CATEGORY_CAPTURE,
2262 &MEDIATYPE_Interleaved, p_device_filter,
2263 IID_IAMTVTuner, (void **)&p_TV );
2266 hr = p_graph->FindInterface( &PIN_CATEGORY_CAPTURE,
2267 &MEDIATYPE_Video, p_device_filter,
2268 IID_IAMTVTuner, (void **)&p_TV );
2273 hr = p_graph->FindInterface( &PIN_CATEGORY_CAPTURE,
2274 &MEDIATYPE_Stream, p_device_filter,
2275 IID_IAMTVTuner, (void **)&p_TV );
2280 ShowPropertyPage(p_TV);
2285 static void ConfigTuner( vlc_object_t *p_this, ICaptureGraphBuilder2 *p_graph,
2286 IBaseFilter *p_device_filter )
2288 int i_channel, i_country, i_input, i_amtuner_mode, i_standard, i_frequency;
2293 if( !p_graph ) return;
2295 i_channel = var_GetInteger( p_this, CFG_PREFIX "tuner-channel" );
2296 i_country = var_GetInteger( p_this, CFG_PREFIX "tuner-country" );
2297 i_input = var_GetInteger( p_this, CFG_PREFIX "tuner-input" );
2298 i_amtuner_mode = var_GetInteger( p_this, CFG_PREFIX "amtuner-mode" );
2299 i_frequency = var_GetInteger( p_this, CFG_PREFIX "tuner-frequency" );
2300 i_standard = var_GetInteger( p_this, CFG_PREFIX "tuner-standard" );
2302 if( !i_channel && !i_frequency && !i_country && !i_input ) return; /* Nothing to do */
2304 msg_Dbg( p_this, "tuner config: channel %i, frequency %i, country %i, input type %i, standard %s",
2305 i_channel, i_frequency, i_country, i_input, ppsz_standards_list_text[i_standard] );
2308 hr = p_graph->FindInterface( &PIN_CATEGORY_CAPTURE, &MEDIATYPE_Interleaved,
2309 p_device_filter, IID_IAMTVTuner,
2313 hr = p_graph->FindInterface( &PIN_CATEGORY_CAPTURE, &MEDIATYPE_Video,
2314 p_device_filter, IID_IAMTVTuner,
2320 hr = p_graph->FindInterface( &PIN_CATEGORY_CAPTURE, &MEDIATYPE_Stream,
2321 p_device_filter, IID_IAMTVTuner,
2327 msg_Dbg( p_this, "couldn't find tuner interface" );
2331 hr = p_TV->GetAvailableModes( &l_modes );
2332 if( SUCCEEDED(hr) && (l_modes & i_amtuner_mode) )
2334 hr = p_TV->put_Mode( (AMTunerModeType)i_amtuner_mode );
2337 if( i_input == 1 ) p_TV->put_InputType( 0, TunerInputCable );
2338 else if( i_input == 2 ) p_TV->put_InputType( 0, TunerInputAntenna );
2340 p_TV->put_CountryCode( i_country );
2342 if( i_frequency <= 0 ) p_TV->put_Channel( i_channel, AMTUNER_SUBCHAN_NO_TUNE,
2343 AMTUNER_SUBCHAN_NO_TUNE );
2345 if( i_frequency > 0 || i_standard > 0) {
2346 IKsPropertySet *pKs = NULL;
2347 DWORD dw_supported = 0;
2348 KSPROPERTY_TUNER_MODE_CAPS_S ModeCaps;
2349 KSPROPERTY_TUNER_FREQUENCY_S Frequency;
2350 KSPROPERTY_TUNER_STANDARD_S Standard;
2352 hr = p_TV->QueryInterface(IID_IKsPropertySet,(void **)&pKs);
2355 msg_Dbg( p_this, "Couldn't QI for IKsPropertySet" );
2360 memset(&ModeCaps,0,sizeof(KSPROPERTY_TUNER_MODE_CAPS_S));
2361 memset(&Frequency,0,sizeof(KSPROPERTY_TUNER_FREQUENCY_S));
2362 memset(&Standard,0,sizeof(KSPROPERTY_TUNER_STANDARD_S));
2363 ModeCaps.Mode = AMTUNER_MODE_TV;
2365 hr = pKs->QuerySupported(PROPSETID_TUNER,
2366 KSPROPERTY_TUNER_MODE_CAPS,&dw_supported);
2367 if(SUCCEEDED(hr) && dw_supported&KSPROPERTY_SUPPORT_GET)
2370 hr = pKs->Get(PROPSETID_TUNER,KSPROPERTY_TUNER_MODE_CAPS,
2371 INSTANCEDATA_OF_PROPERTY_PTR(&ModeCaps),
2372 INSTANCEDATA_OF_PROPERTY_SIZE(ModeCaps),
2379 msg_Dbg( p_this, "KSPROPERTY_TUNER_MODE_CAPS not supported!" );
2383 msg_Dbg( p_this, "Frequency range supproted from %d to %d.", ModeCaps.MinFrequency, ModeCaps.MaxFrequency);
2384 msg_Dbg( p_this, "Video standards supproted by the tuner: ");
2385 for(int i = 0 ; i < ARRAY_SIZE(ppsz_standards_list_text); i++) {
2386 if(ModeCaps.StandardsSupported & i_standards_list[i])
2387 msg_Dbg( p_this, "%s, ", ppsz_standards_list_text[i]);
2390 if(i_frequency > 0) {
2391 Frequency.Frequency=i_frequency;
2392 if(ModeCaps.Strategy==KS_TUNER_STRATEGY_DRIVER_TUNES)
2393 Frequency.TuningFlags=KS_TUNER_TUNING_FINE;
2395 Frequency.TuningFlags=KS_TUNER_TUNING_EXACT;
2397 if(i_frequency>=ModeCaps.MinFrequency && i_frequency<=ModeCaps.MaxFrequency)
2400 hr = pKs->Set(PROPSETID_TUNER,
2401 KSPROPERTY_TUNER_FREQUENCY,
2402 INSTANCEDATA_OF_PROPERTY_PTR(&Frequency),
2403 INSTANCEDATA_OF_PROPERTY_SIZE(Frequency),
2408 msg_Dbg( p_this, "Couldn't set KSPROPERTY_TUNER_FREQUENCY!" );
2414 msg_Dbg( p_this, "Requested frequency exceeds the supported range!" );
2419 if(i_standard > 0) {
2420 if(i_standard & ModeCaps.StandardsSupported )
2422 Standard.Standard = i_standard;
2423 hr = pKs->Set(PROPSETID_TUNER,
2424 KSPROPERTY_TUNER_STANDARD,
2425 INSTANCEDATA_OF_PROPERTY_PTR(&Standard),
2426 INSTANCEDATA_OF_PROPERTY_SIZE(Standard),
2431 msg_Dbg( p_this, "Couldn't set KSPROPERTY_TUNER_STANDARD!" );
2437 msg_Dbg( p_this, "Requested video standard is not supported by the tuner!" );