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 VDEV_TEXT N_("Video device name")
134 #define VDEV_LONGTEXT N_( \
135 "Name of the video device that will be used by the " \
136 "DirectShow plugin. If you don't specify anything, the default device " \
138 #define ADEV_TEXT N_("Audio device name")
139 #define ADEV_LONGTEXT N_( \
140 "Name of the audio device that will be used by the " \
141 "DirectShow plugin. If you don't specify anything, the default device " \
143 #define SIZE_TEXT N_("Video size")
144 #define SIZE_LONGTEXT N_( \
145 "Size of the video that will be displayed by the " \
146 "DirectShow plugin. If you don't specify anything the default size for " \
147 "your device will be used. You can specify a standard size (cif, d1, ...) or <width>x<height>.")
148 #define ASPECT_TEXT N_("Picture aspect-ratio n:m")
149 #define ASPECT_LONGTEXT N_("Define input picture aspect-ratio to use. Default is 4:3" )
150 #define CHROMA_TEXT N_("Video input chroma format")
151 #define CHROMA_LONGTEXT N_( \
152 "Force the DirectShow video input to use a specific chroma format " \
153 "(eg. I420 (default), RV24, etc.)")
154 #define FPS_TEXT N_("Video input frame rate")
155 #define FPS_LONGTEXT N_( \
156 "Force the DirectShow video input to use a specific frame rate" \
157 "(eg. 0 means default, 25, 29.97, 50, 59.94, etc.)")
158 #define CONFIG_TEXT N_("Device properties")
159 #define CONFIG_LONGTEXT N_( \
160 "Show the properties dialog of the selected device before starting the " \
162 #define TUNER_TEXT N_("Tuner properties")
163 #define TUNER_LONGTEXT N_( \
164 "Show the tuner properties [channel selection] page." )
165 #define CHANNEL_TEXT N_("Tuner TV Channel")
166 #define CHANNEL_LONGTEXT N_( \
167 "Set the TV channel the tuner will set to " \
168 "(0 means default)." )
169 #define TVFREQ_TEXT N_("Tuner Frequency")
170 #define TVFREQ_LONGTEXT N_( "This overrides the channel. Measured in Hz." )
171 #define STANDARD_TEXT N_( "Standard" )
172 #define STANDARD_LONGTEXT N_( "Video standard (Default, SECAM_D, PAL_B, NTSC_M, etc...)." )
173 #define COUNTRY_TEXT N_("Tuner country code")
174 #define COUNTRY_LONGTEXT N_( \
175 "Set the tuner country code that establishes the current " \
176 "channel-to-frequency mapping (0 means default)." )
177 #define TUNER_INPUT_TEXT N_("Tuner input type")
178 #define TUNER_INPUT_LONGTEXT N_( \
179 "Select the tuner input type (Cable/Antenna)." )
180 #define VIDEO_IN_TEXT N_("Video input pin")
181 #define VIDEO_IN_LONGTEXT N_( \
182 "Select the video input source, such as composite, s-video, " \
183 "or tuner. Since these settings are hardware-specific, you should find good " \
184 "settings in the \"Device config\" area, and use those numbers here. -1 " \
185 "means that settings will not be changed.")
186 #define AUDIO_IN_TEXT N_("Audio input pin")
187 #define AUDIO_IN_LONGTEXT N_( \
188 "Select the audio input source. See the \"video input\" option." )
189 #define VIDEO_OUT_TEXT N_("Video output pin")
190 #define VIDEO_OUT_LONGTEXT N_( \
191 "Select the video output type. See the \"video input\" option." )
192 #define AUDIO_OUT_TEXT N_("Audio output pin")
193 #define AUDIO_OUT_LONGTEXT N_( \
194 "Select the audio output type. See the \"video input\" option." )
196 #define AMTUNER_MODE_TEXT N_("AM Tuner mode")
197 #define AMTUNER_MODE_LONGTEXT N_( \
198 "AM Tuner mode. Can be one of Default (0), TV (1)," \
199 "AM Radio (2), FM Radio (3) or DSS (4).")
201 #define AUDIO_CHANNELS_TEXT N_("Number of audio channels")
202 #define AUDIO_CHANNELS_LONGTEXT N_( \
203 "Select audio input format with the given number of audio channels (if non 0)" )
205 #define AUDIO_SAMPLERATE_TEXT N_("Audio sample rate")
206 #define AUDIO_SAMPLERATE_LONGTEXT N_( \
207 "Select audio input format with the given sample rate (if non 0)" )
209 #define AUDIO_BITSPERSAMPLE_TEXT N_("Audio bits per sample")
210 #define AUDIO_BITSPERSAMPLE_LONGTEXT N_( \
211 "Select audio input format with the given bits/sample (if non 0)" )
213 static int CommonOpen ( vlc_object_t *, access_sys_t *, bool );
214 static void CommonClose( vlc_object_t *, access_sys_t * );
216 static int AccessOpen ( vlc_object_t * );
217 static void AccessClose( vlc_object_t * );
219 static int DemuxOpen ( vlc_object_t * );
220 static void DemuxClose ( vlc_object_t * );
223 set_shortname( N_("DirectShow") )
224 set_description( N_("DirectShow input") )
225 set_category( CAT_INPUT )
226 set_subcategory( SUBCAT_INPUT_ACCESS )
228 add_string( CFG_PREFIX "vdev", NULL, VDEV_TEXT, VDEV_LONGTEXT, false)
229 change_string_list( ppsz_vdev, ppsz_vdev_text, FindDevicesCallback )
230 change_action_add( FindDevicesCallback, N_("Refresh list") )
231 change_action_add( ConfigDevicesCallback, N_("Configure") )
233 add_string( CFG_PREFIX "adev", NULL, ADEV_TEXT, ADEV_LONGTEXT, false)
234 change_string_list( ppsz_adev, ppsz_adev_text, FindDevicesCallback )
235 change_action_add( FindDevicesCallback, N_("Refresh list") )
236 change_action_add( ConfigDevicesCallback, N_("Configure") )
238 add_string( CFG_PREFIX "size", NULL, SIZE_TEXT, SIZE_LONGTEXT, false)
241 add_string( CFG_PREFIX "aspect-ratio", "4:3", ASPECT_TEXT, ASPECT_LONGTEXT, false)
244 add_string( CFG_PREFIX "chroma", NULL, CHROMA_TEXT, CHROMA_LONGTEXT, true )
247 add_float( CFG_PREFIX "fps", 0.0f, FPS_TEXT, FPS_LONGTEXT, true )
250 add_bool( CFG_PREFIX "config", false, CONFIG_TEXT, CONFIG_LONGTEXT, true )
252 add_bool( CFG_PREFIX "tuner", false, TUNER_TEXT, TUNER_LONGTEXT, true )
254 add_integer( CFG_PREFIX "tuner-channel", 0, CHANNEL_TEXT, CHANNEL_LONGTEXT,
258 add_integer( CFG_PREFIX "tuner-frequency", 0, TVFREQ_TEXT, TVFREQ_LONGTEXT,
262 add_integer( CFG_PREFIX "tuner-country", 0, COUNTRY_TEXT, COUNTRY_LONGTEXT,
265 add_integer( CFG_PREFIX "tuner-standard", 0, STANDARD_TEXT, STANDARD_LONGTEXT,
267 change_integer_list( i_standards_list, ppsz_standards_list_text )
270 add_integer( CFG_PREFIX "tuner-input", 0, TUNER_INPUT_TEXT,
271 TUNER_INPUT_LONGTEXT, true )
272 change_integer_list( pi_tuner_input, ppsz_tuner_input_text )
275 add_integer( CFG_PREFIX "video-input", -1, VIDEO_IN_TEXT,
276 VIDEO_IN_LONGTEXT, true )
279 add_integer( CFG_PREFIX "video-output", -1, VIDEO_OUT_TEXT,
280 VIDEO_OUT_LONGTEXT, true )
282 add_integer( CFG_PREFIX "audio-input", -1, AUDIO_IN_TEXT,
283 AUDIO_IN_LONGTEXT, true )
286 add_integer( CFG_PREFIX "audio-output", -1, AUDIO_OUT_TEXT,
287 AUDIO_OUT_LONGTEXT, true )
289 add_integer( CFG_PREFIX "amtuner-mode", AMTUNER_MODE_TV,
290 AMTUNER_MODE_TEXT, AMTUNER_MODE_LONGTEXT, false)
291 change_integer_list( pi_amtuner_mode, ppsz_amtuner_mode_text )
294 add_integer( CFG_PREFIX "audio-channels", 0, AUDIO_CHANNELS_TEXT,
295 AUDIO_CHANNELS_LONGTEXT, true )
296 add_integer( CFG_PREFIX "audio-samplerate", 0, AUDIO_SAMPLERATE_TEXT,
297 AUDIO_SAMPLERATE_LONGTEXT, true )
298 add_integer( CFG_PREFIX "audio-bitspersample", 0, AUDIO_BITSPERSAMPLE_TEXT,
299 AUDIO_BITSPERSAMPLE_LONGTEXT, true )
301 add_shortcut( "dshow" )
302 set_capability( "access_demux", 0 )
303 set_callbacks( DemuxOpen, DemuxClose )
306 set_description( N_("DirectShow input") )
307 add_shortcut( "dshow" )
308 set_capability( "access", 0 )
309 set_callbacks( AccessOpen, AccessClose )
314 /*****************************************************************************
315 * DirectShow elementary stream descriptor
316 *****************************************************************************/
317 typedef struct dshow_stream_t
320 IBaseFilter *p_device_filter;
321 CaptureFilter *p_capture_filter;
326 VIDEOINFOHEADER video;
336 deque<VLCMediaSample> samples_queue;
339 /*****************************************************************************
340 * DirectShow utility functions
341 *****************************************************************************/
342 static void CreateDirectShowGraph( access_sys_t *p_sys )
344 p_sys->i_crossbar_route_depth = 0;
346 /* Create directshow filter graph */
347 if( SUCCEEDED( CoCreateInstance( CLSID_FilterGraph, 0, CLSCTX_INPROC,
348 (REFIID)IID_IFilterGraph, (void **)&p_sys->p_graph) ) )
350 /* Create directshow capture graph builder if available */
351 if( SUCCEEDED( CoCreateInstance( CLSID_CaptureGraphBuilder2, 0,
352 CLSCTX_INPROC, (REFIID)IID_ICaptureGraphBuilder2,
353 (void **)&p_sys->p_capture_graph_builder2 ) ) )
355 p_sys->p_capture_graph_builder2->
356 SetFiltergraph((IGraphBuilder *)p_sys->p_graph);
359 p_sys->p_graph->QueryInterface( IID_IMediaControl,
360 (void **)&p_sys->p_control );
364 static void DeleteDirectShowGraph( access_sys_t *p_sys )
366 DeleteCrossbarRoutes( p_sys );
368 /* Remove filters from graph */
369 for( int i = 0; i < p_sys->i_streams; i++ )
371 p_sys->p_graph->RemoveFilter( p_sys->pp_streams[i]->p_capture_filter );
372 p_sys->p_graph->RemoveFilter( p_sys->pp_streams[i]->p_device_filter );
373 p_sys->pp_streams[i]->p_capture_filter->Release();
374 p_sys->pp_streams[i]->p_device_filter->Release();
377 /* Release directshow objects */
378 if( p_sys->p_control )
380 p_sys->p_control->Release();
381 p_sys->p_control = NULL;
383 if( p_sys->p_capture_graph_builder2 )
385 p_sys->p_capture_graph_builder2->Release();
386 p_sys->p_capture_graph_builder2 = NULL;
391 p_sys->p_graph->Release();
392 p_sys->p_graph = NULL;
396 /*****************************************************************************
397 * CommonOpen: open direct show device
398 *****************************************************************************/
399 static int CommonOpen( vlc_object_t *p_this, access_sys_t *p_sys,
400 bool b_access_demux )
404 /* Get/parse options and open device(s) */
405 string vdevname, adevname;
406 int i_width = 0, i_height = 0;
407 vlc_fourcc_t i_chroma = 0;
408 bool b_use_audio = true;
409 bool b_use_video = true;
411 /* Initialize OLE/COM */
414 var_Create( p_this, CFG_PREFIX "config", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
415 var_Create( p_this, CFG_PREFIX "tuner", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
416 psz_val = var_CreateGetString( p_this, CFG_PREFIX "vdev" );
419 msg_Dbg( p_this, "dshow-vdev: %s", psz_val ) ;
420 /* skip none device */
421 if ( strncasecmp( psz_val, "none", 4 ) != 0 )
422 vdevname = string( psz_val );
424 b_use_video = false ;
428 psz_val = var_CreateGetString( p_this, CFG_PREFIX "adev" );
431 msg_Dbg( p_this, "dshow-adev: %s", psz_val ) ;
432 /* skip none device */
433 if ( strncasecmp( psz_val, "none", 4 ) != 0 )
434 adevname = string( psz_val );
436 b_use_audio = false ;
442 const char *psz_size;
446 { { "subqcif", 128, 96 },
447 { "qsif", 160, 120 },
448 { "qcif", 176, 144 },
455 psz_val = var_CreateGetString( p_this, CFG_PREFIX "size" );
456 if( !EMPTY_STR(psz_val) )
459 for( i = 0; size_table[i].psz_size; i++ )
461 if( !strcmp( psz_val, size_table[i].psz_size ) )
463 i_width = size_table[i].i_width;
464 i_height = size_table[i].i_height;
468 if( !size_table[i].psz_size ) /* Try to parse "WidthxHeight" */
471 i_width = strtol( psz_val, &psz_parser, 0 );
472 if( *psz_parser == 'x' || *psz_parser == 'X')
474 i_height = strtol( psz_parser + 1, &psz_parser, 0 );
476 msg_Dbg( p_this, "width x height %dx%d", i_width, i_height );
482 psz_val = var_CreateGetString( p_this, CFG_PREFIX "chroma" );
483 i_chroma = vlc_fourcc_GetCodecFromString( UNKNOWN_ES, psz_val );
484 p_sys->b_chroma = i_chroma != 0;
487 var_Create( p_this, CFG_PREFIX "fps", VLC_VAR_FLOAT | VLC_VAR_DOINHERIT );
488 var_Create( p_this, CFG_PREFIX "tuner-channel",
489 VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
490 var_Create( p_this, CFG_PREFIX "tuner-frequency",
491 VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
492 var_Create( p_this, CFG_PREFIX "tuner-standard",
493 VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
494 var_Create( p_this, CFG_PREFIX "tuner-country",
495 VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
496 var_Create( p_this, CFG_PREFIX "tuner-input",
497 VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
499 var_Create( p_this, CFG_PREFIX "amtuner-mode",
500 VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
502 var_Create( p_this, CFG_PREFIX "video-input", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
503 var_Create( p_this, CFG_PREFIX "audio-input", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
504 var_Create( p_this, CFG_PREFIX "video-output", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
505 var_Create( p_this, CFG_PREFIX "audio-output", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
508 /* Initialize some data */
509 p_sys->i_streams = 0;
510 p_sys->pp_streams = NULL;
511 p_sys->i_width = i_width;
512 p_sys->i_height = i_height;
513 p_sys->i_chroma = i_chroma;
515 p_sys->p_graph = NULL;
516 p_sys->p_capture_graph_builder2 = NULL;
517 p_sys->p_control = NULL;
519 /* Build directshow graph */
520 CreateDirectShowGraph( p_sys );
522 vlc_mutex_init( &p_sys->lock );
523 vlc_cond_init( &p_sys->wait );
525 if( !b_use_video && !b_use_audio )
527 dialog_Fatal( p_this, _("Capture failed"),
528 _("No video or audio device selected.") );
529 return VLC_EGENERIC ;
533 msg_Dbg( p_this, "skipping video device" ) ;
534 bool b_err_video = false ;
536 if( b_use_video && OpenDevice( p_this, p_sys, vdevname, 0 ) != VLC_SUCCESS )
538 msg_Err( p_this, "can't open video device");
542 if ( b_use_video && !b_err_video )
544 /* Check if we can handle the demuxing ourselves or need to spawn
545 * a demuxer module */
546 dshow_stream_t *p_stream = p_sys->pp_streams[p_sys->i_streams-1];
548 if( p_stream->mt.majortype == MEDIATYPE_Video )
550 if( /* Raw DV stream */
551 p_stream->i_fourcc == VLC_CODEC_DV ||
552 /* Raw MPEG video stream */
553 p_stream->i_fourcc == VLC_CODEC_MPGV )
559 /* Let the access (only) take care of that */
565 if( p_stream->mt.majortype == MEDIATYPE_Stream )
571 /* Let the access (only) take care of that */
575 if( var_GetBool( p_this, CFG_PREFIX "tuner" ) )
577 /* FIXME: we do MEDIATYPE_Stream here so we don't do
579 ShowTunerProperties( p_this, p_sys->p_capture_graph_builder2,
580 p_stream->p_device_filter, 0 );
586 msg_Dbg( p_this, "skipping audio device") ;
588 bool b_err_audio = false ;
590 if( b_use_audio && OpenDevice( p_this, p_sys, adevname, 1 ) != VLC_SUCCESS )
592 msg_Err( p_this, "can't open audio device");
596 if( ( b_use_video && b_err_video && b_use_audio && b_err_audio ) ||
597 ( !b_use_video && b_use_audio && b_err_audio ) ||
598 ( b_use_video && !b_use_audio && b_err_video ) )
600 msg_Err( p_this, "FATAL: could not open ANY device" ) ;
601 dialog_Fatal( p_this, _("Capture failed"),
602 _("VLC cannot open ANY capture device."
603 "Check the error log for details.") );
604 return VLC_EGENERIC ;
607 for( int i = p_sys->i_crossbar_route_depth-1; i >= 0 ; --i )
609 int i_val = var_GetInteger( p_this, CFG_PREFIX "video-input" );
611 p_sys->crossbar_routes[i].VideoInputIndex = i_val;
612 i_val = var_GetInteger( p_this, CFG_PREFIX "video-output" );
614 p_sys->crossbar_routes[i].VideoOutputIndex = i_val;
615 i_val = var_GetInteger( p_this, CFG_PREFIX "audio-input" );
617 p_sys->crossbar_routes[i].AudioInputIndex = i_val;
618 i_val = var_GetInteger( p_this, CFG_PREFIX "audio-output" );
620 p_sys->crossbar_routes[i].AudioOutputIndex = i_val;
622 IAMCrossbar *pXbar = p_sys->crossbar_routes[i].pXbar;
623 LONG VideoInputIndex = p_sys->crossbar_routes[i].VideoInputIndex;
624 LONG VideoOutputIndex = p_sys->crossbar_routes[i].VideoOutputIndex;
625 LONG AudioInputIndex = p_sys->crossbar_routes[i].AudioInputIndex;
626 LONG AudioOutputIndex = p_sys->crossbar_routes[i].AudioOutputIndex;
628 if( SUCCEEDED(pXbar->Route(VideoOutputIndex, VideoInputIndex)) )
630 msg_Dbg( p_this, "crossbar at depth %d, routed video "
631 "output %ld to video input %ld", i, VideoOutputIndex,
634 if( AudioOutputIndex != -1 && AudioInputIndex != -1 )
636 if( SUCCEEDED( pXbar->Route(AudioOutputIndex,
639 msg_Dbg(p_this, "crossbar at depth %d, routed audio "
640 "output %ld to audio input %ld", i,
641 AudioOutputIndex, AudioInputIndex );
646 msg_Err( p_this, "crossbar at depth %d could not route video "
647 "output %ld to input %ld", i, VideoOutputIndex, VideoInputIndex );
651 ** Show properties pages from other filters in graph
653 if( var_GetBool( p_this, CFG_PREFIX "config" ) )
655 for( int i = p_sys->i_crossbar_route_depth-1; i >= 0 ; --i )
657 IAMCrossbar *pXbar = p_sys->crossbar_routes[i].pXbar;
660 if( SUCCEEDED( pXbar->QueryInterface( IID_IBaseFilter,
663 ShowPropertyPage( p_XF );
669 /* Initialize some data */
670 p_sys->i_current_stream = 0;
672 if( !p_sys->i_streams ) return VLC_EGENERIC;
677 /*****************************************************************************
678 * DemuxOpen: open direct show device as an access_demux module
679 *****************************************************************************/
680 static int DemuxOpen( vlc_object_t *p_this )
682 demux_t *p_demux = (demux_t *)p_this;
685 p_sys = (access_sys_t*)calloc( 1, sizeof( access_sys_t ) );
688 p_demux->p_sys = (demux_sys_t *)p_sys;
690 if( CommonOpen( p_this, p_sys, true ) != VLC_SUCCESS )
692 CommonClose( p_this, p_sys );
696 /* Everything is ready. Let's rock baby */
697 msg_Dbg( p_this, "Playing...");
698 p_sys->p_control->Run();
700 p_demux->pf_demux = Demux;
701 p_demux->pf_control = DemuxControl;
702 p_demux->info.i_update = 0;
703 p_demux->info.i_title = 0;
704 p_demux->info.i_seekpoint = 0;
706 for( int i = 0; i < p_sys->i_streams; i++ )
708 dshow_stream_t *p_stream = p_sys->pp_streams[i];
711 if( p_stream->mt.majortype == MEDIATYPE_Video )
713 char *psz_aspect = var_CreateGetString( p_this, CFG_PREFIX "aspect-ratio" );
714 char *psz_delim = !EMPTY_STR( psz_aspect ) ? strchr( psz_aspect, ':' ) : NULL;
716 es_format_Init( &fmt, VIDEO_ES, p_stream->i_fourcc );
718 fmt.video.i_width = p_stream->header.video.bmiHeader.biWidth;
719 fmt.video.i_height = p_stream->header.video.bmiHeader.biHeight;
723 fmt.video.i_sar_num = atoi( psz_aspect ) * fmt.video.i_height;
724 fmt.video.i_sar_den = atoi( psz_delim + 1 ) * fmt.video.i_width;
728 fmt.video.i_sar_num = 4 * fmt.video.i_height;
729 fmt.video.i_sar_den = 3 * fmt.video.i_width;
733 if( !p_stream->header.video.bmiHeader.biCompression )
735 /* RGB DIB are coded from bottom to top */
736 fmt.video.i_height = (unsigned int)(-(int)fmt.video.i_height);
739 /* Setup rgb mask for RGB formats */
740 if( p_stream->i_fourcc == VLC_CODEC_RGB24 )
742 /* This is in RGB format
743 http://msdn.microsoft.com/en-us/library/dd407253%28VS.85%29.aspx?ppud=4
745 fmt.video.i_rmask = 0x00ff0000;
746 fmt.video.i_gmask = 0x0000ff00;
747 fmt.video.i_bmask = 0x000000ff;
750 if( p_stream->header.video.AvgTimePerFrame )
752 fmt.video.i_frame_rate = 10000000;
753 fmt.video.i_frame_rate_base =
754 p_stream->header.video.AvgTimePerFrame;
757 else if( p_stream->mt.majortype == MEDIATYPE_Audio )
759 es_format_Init( &fmt, AUDIO_ES, p_stream->i_fourcc );
761 fmt.audio.i_channels = p_stream->header.audio.nChannels;
762 fmt.audio.i_rate = p_stream->header.audio.nSamplesPerSec;
763 fmt.audio.i_bitspersample = p_stream->header.audio.wBitsPerSample;
764 fmt.audio.i_blockalign = fmt.audio.i_channels *
765 fmt.audio.i_bitspersample / 8;
766 fmt.i_bitrate = fmt.audio.i_channels * fmt.audio.i_rate *
767 fmt.audio.i_bitspersample;
770 p_stream->p_es = es_out_Add( p_demux->out, &fmt );
776 /*****************************************************************************
777 * AccessOpen: open direct show device as an access module
778 *****************************************************************************/
779 static int AccessOpen( vlc_object_t *p_this )
781 access_t *p_access = (access_t*)p_this;
784 p_access->p_sys = p_sys = (access_sys_t*)calloc( 1, sizeof( access_sys_t ) );
788 if( CommonOpen( p_this, p_sys, false ) != VLC_SUCCESS )
790 CommonClose( p_this, p_sys );
794 dshow_stream_t *p_stream = p_sys->pp_streams[0];
796 /* Check if we need to force demuxers */
797 if( !p_access->psz_demux || !*p_access->psz_demux )
799 if( p_stream->i_fourcc == VLC_CODEC_DV )
801 free( p_access->psz_demux );
802 p_access->psz_demux = strdup( "rawdv" );
804 else if( p_stream->i_fourcc == VLC_CODEC_MPGV )
806 free( p_access->psz_demux );
807 p_access->psz_demux = strdup( "mpgv" );
812 p_access->pf_read = NULL;
813 p_access->pf_block = ReadCompressed;
814 p_access->pf_control = AccessControl;
815 p_access->pf_seek = NULL;
816 p_access->info.i_update = 0;
817 p_access->info.i_size = 0;
818 p_access->info.i_pos = 0;
819 p_access->info.b_eof = false;
820 p_access->info.i_title = 0;
821 p_access->info.i_seekpoint = 0;
822 p_access->p_sys = p_sys;
824 /* Everything is ready. Let's rock baby */
825 msg_Dbg( p_this, "Playing...");
826 p_sys->p_control->Run();
831 /*****************************************************************************
832 * CommonClose: close device
833 *****************************************************************************/
834 static void CommonClose( vlc_object_t *p_this, access_sys_t *p_sys )
836 msg_Dbg( p_this, "releasing DirectShow");
838 DeleteDirectShowGraph( p_sys );
840 /* Uninitialize OLE/COM */
843 for( int i = 0; i < p_sys->i_streams; i++ ) delete p_sys->pp_streams[i];
844 if( p_sys->i_streams ) free( p_sys->pp_streams );
846 vlc_mutex_destroy( &p_sys->lock );
847 vlc_cond_destroy( &p_sys->wait );
852 /*****************************************************************************
853 * AccessClose: close device
854 *****************************************************************************/
855 static void AccessClose( vlc_object_t *p_this )
857 access_t *p_access = (access_t *)p_this;
858 access_sys_t *p_sys = p_access->p_sys;
860 /* Stop capturing stuff */
861 p_sys->p_control->Stop();
863 CommonClose( p_this, p_sys );
866 /*****************************************************************************
867 * DemuxClose: close device
868 *****************************************************************************/
869 static void DemuxClose( vlc_object_t *p_this )
871 demux_t *p_demux = (demux_t *)p_this;
872 access_sys_t *p_sys = (access_sys_t *)p_demux->p_sys;
874 /* Stop capturing stuff */
875 p_sys->p_control->Stop();
877 CommonClose( p_this, p_sys );
880 /****************************************************************************
882 ****************************************************************************/
883 static bool ConnectFilters( vlc_object_t *p_this, access_sys_t *p_sys,
884 IBaseFilter *p_filter,
885 CaptureFilter *p_capture_filter )
887 CapturePin *p_input_pin = p_capture_filter->CustomGetPin();
889 AM_MEDIA_TYPE mediaType = p_input_pin->CustomGetMediaType();
891 if( p_sys->p_capture_graph_builder2 )
893 if( FAILED(p_sys->p_capture_graph_builder2->
894 RenderStream( &PIN_CATEGORY_CAPTURE, &mediaType.majortype,
895 p_filter, 0, (IBaseFilter *)p_capture_filter )) )
900 // Sort out all the possible video inputs
901 // The class needs to be given the capture filters ANALOGVIDEO input pin
902 IEnumPins *pins = NULL;
903 if( ( mediaType.majortype == MEDIATYPE_Video ||
904 mediaType.majortype == MEDIATYPE_Stream ) &&
905 SUCCEEDED(p_filter->EnumPins(&pins)) )
911 IKsPropertySet *pKs = NULL;
915 while( !Found && ( S_OK == pins->Next(1, &pP, &n) ) )
917 if( S_OK == pP->QueryPinInfo(&pinInfo) )
919 // is this pin an ANALOGVIDEOIN input pin?
920 if( pinInfo.dir == PINDIR_INPUT &&
921 pP->QueryInterface( IID_IKsPropertySet,
922 (void **)&pKs ) == S_OK )
924 if( pKs->Get( AMPROPSETID_Pin,
925 AMPROPERTY_PIN_CATEGORY, NULL, 0,
926 &guid, sizeof(GUID), &dw ) == S_OK )
928 if( guid == PIN_CATEGORY_ANALOGVIDEOIN )
930 // recursively search crossbar routes
931 FindCrossbarRoutes( p_this, p_sys, pP, 0 );
938 pinInfo.pFilter->Release();
943 msg_Dbg( p_this, "ConnectFilters: graph_builder2 available.") ;
945 msg_Warn( p_this, "ConnectFilters: No crossBar routes found (incobatible pin types)" ) ;
951 IEnumPins *p_enumpins;
954 if( S_OK != p_filter->EnumPins( &p_enumpins ) ) return false;
956 while( S_OK == p_enumpins->Next( 1, &p_pin, NULL ) )
958 PIN_DIRECTION pin_dir;
959 p_pin->QueryDirection( &pin_dir );
961 if( pin_dir == PINDIR_OUTPUT &&
962 p_sys->p_graph->ConnectDirect( p_pin, (IPin *)p_input_pin,
966 p_enumpins->Release();
972 p_enumpins->Release();
978 * get fourcc priority from arbritary preference, the higher the better
980 static int GetFourCCPriority( int i_fourcc )
988 case VLC_FOURCC('a','r','a','w'):
990 case VLC_CODEC_RGB24:
993 case VLC_CODEC_RGB32:
1001 #define MAX_MEDIA_TYPES 32
1003 static int OpenDevice( vlc_object_t *p_this, access_sys_t *p_sys,
1004 string devicename, bool b_audio )
1006 /* See if device is already opened */
1007 for( int i = 0; i < p_sys->i_streams; i++ )
1009 if( devicename.size() &&
1010 p_sys->pp_streams[i]->devicename == devicename )
1012 /* Already opened */
1017 list<string> list_devices;
1019 /* Enumerate devices and display their names */
1020 FindCaptureDevice( p_this, NULL, &list_devices, b_audio );
1021 if( list_devices.empty() )
1022 return VLC_EGENERIC;
1024 list<string>::iterator iter;
1025 for( iter = list_devices.begin(); iter != list_devices.end(); ++iter )
1026 msg_Dbg( p_this, "found device: %s", iter->c_str() );
1028 /* If no device name was specified, pick the 1st one */
1029 if( devicename.size() == 0 )
1031 /* When none selected */
1032 devicename = *list_devices.begin();
1033 msg_Dbg( p_this, "asking for default device: %s", devicename.c_str() ) ;
1036 msg_Dbg( p_this, "asking for device: %s", devicename.c_str() ) ;
1037 // Use the system device enumerator and class enumerator to find
1038 // a capture/preview device, such as a desktop USB video camera.
1039 IBaseFilter *p_device_filter =
1040 FindCaptureDevice( p_this, &devicename, NULL, b_audio );
1042 if( p_device_filter )
1043 msg_Dbg( p_this, "using device: %s", devicename.c_str() );
1046 msg_Err( p_this, "can't use device: %s, unsupported device type",
1047 devicename.c_str() );
1048 dialog_Fatal( p_this, _("Capture failed"),
1049 _("VLC cannot use the device \"%s\", because its "
1050 "type is not supported."), devicename.c_str() );
1051 return VLC_EGENERIC;
1054 // Retreive acceptable media types supported by device
1055 AM_MEDIA_TYPE media_types[MAX_MEDIA_TYPES];
1056 size_t media_count =
1057 EnumDeviceCaps( p_this, p_device_filter, b_audio ? 0 : p_sys->i_chroma,
1058 p_sys->i_width, p_sys->i_height,
1059 b_audio ? var_CreateGetInteger( p_this, CFG_PREFIX "audio-channels" ) : 0,
1060 b_audio ? var_CreateGetInteger( p_this, CFG_PREFIX "audio-samplerate" ) : 0,
1061 b_audio ? var_CreateGetInteger( p_this, CFG_PREFIX "audio-bitspersample" ) : 0,
1062 media_types, MAX_MEDIA_TYPES );
1064 AM_MEDIA_TYPE *mt = NULL;
1066 if( media_count > 0 )
1068 mt = (AM_MEDIA_TYPE *)CoTaskMemAlloc(sizeof(AM_MEDIA_TYPE) * media_count);
1070 // Order and copy returned media types according to arbitrary
1072 for( size_t c = 0; c < media_count; c++ )
1075 GetFourCCPriority(GetFourCCFromMediaType(media_types[c]));
1076 size_t slot_copy = c;
1077 for( size_t d = c+1; d < media_count; d++ )
1080 GetFourCCPriority(GetFourCCFromMediaType(media_types[d]));
1081 if( priority > slot_priority )
1083 slot_priority = priority;
1087 if( slot_copy != c )
1089 mt[c] = media_types[slot_copy];
1090 media_types[slot_copy] = media_types[c];
1094 mt[c] = media_types[c];
1099 /* capture device */
1100 msg_Err( p_this, "capture device '%s' does not support required parameters !", devicename.c_str() );
1101 dialog_Fatal( p_this, _("Capture failed"),
1102 _("The capture device \"%s\" does not support the "
1103 "required parameters."), devicename.c_str() );
1104 p_device_filter->Release();
1105 return VLC_EGENERIC;
1108 /* Create and add our capture filter */
1109 CaptureFilter *p_capture_filter =
1110 new CaptureFilter( p_this, p_sys, mt, media_count );
1111 p_sys->p_graph->AddFilter( p_capture_filter, 0 );
1113 /* Add the device filter to the graph (seems necessary with VfW before
1114 * accessing pin attributes). */
1115 p_sys->p_graph->AddFilter( p_device_filter, 0 );
1117 /* Attempt to connect one of this device's capture output pins */
1118 msg_Dbg( p_this, "connecting filters" );
1119 if( ConnectFilters( p_this, p_sys, p_device_filter, p_capture_filter ) )
1122 msg_Dbg( p_this, "filters connected successfully !" );
1124 dshow_stream_t dshow_stream;
1125 dshow_stream.b_pts = false;
1126 dshow_stream.p_es = 0;
1128 p_capture_filter->CustomGetPin()->CustomGetMediaType();
1130 /* Show Device properties. Done here so the VLC stream is setup with
1131 * the proper parameters. */
1132 if( var_GetBool( p_this, CFG_PREFIX "config" ) )
1134 ShowDeviceProperties( p_this, p_sys->p_capture_graph_builder2,
1135 p_device_filter, b_audio );
1138 ConfigTuner( p_this, p_sys->p_capture_graph_builder2,
1141 if( var_GetBool( p_this, CFG_PREFIX "tuner" ) &&
1142 dshow_stream.mt.majortype != MEDIATYPE_Stream )
1144 /* FIXME: we do MEDIATYPE_Stream later so we don't do it twice. */
1145 ShowTunerProperties( p_this, p_sys->p_capture_graph_builder2,
1146 p_device_filter, b_audio );
1150 p_capture_filter->CustomGetPin()->CustomGetMediaType();
1152 dshow_stream.i_fourcc = GetFourCCFromMediaType( dshow_stream.mt );
1153 if( dshow_stream.i_fourcc )
1155 if( dshow_stream.mt.majortype == MEDIATYPE_Video )
1157 dshow_stream.header.video =
1158 *(VIDEOINFOHEADER *)dshow_stream.mt.pbFormat;
1159 msg_Dbg( p_this, "MEDIATYPE_Video" );
1160 msg_Dbg( p_this, "selected video pin accepts format: %4.4s",
1161 (char *)&dshow_stream.i_fourcc);
1163 else if( dshow_stream.mt.majortype == MEDIATYPE_Audio )
1165 dshow_stream.header.audio =
1166 *(WAVEFORMATEX *)dshow_stream.mt.pbFormat;
1167 msg_Dbg( p_this, "MEDIATYPE_Audio" );
1168 msg_Dbg( p_this, "selected audio pin accepts format: %4.4s",
1169 (char *)&dshow_stream.i_fourcc);
1171 else if( dshow_stream.mt.majortype == MEDIATYPE_Stream )
1173 msg_Dbg( p_this, "MEDIATYPE_Stream" );
1174 msg_Dbg( p_this, "selected stream pin accepts format: %4.4s",
1175 (char *)&dshow_stream.i_fourcc);
1179 msg_Dbg( p_this, "unknown stream majortype" );
1183 /* Add directshow elementary stream to our list */
1184 dshow_stream.p_device_filter = p_device_filter;
1185 dshow_stream.p_capture_filter = p_capture_filter;
1187 p_sys->pp_streams = (dshow_stream_t **)xrealloc( p_sys->pp_streams,
1188 sizeof(dshow_stream_t *) * (p_sys->i_streams + 1) );
1189 p_sys->pp_streams[p_sys->i_streams] = new dshow_stream_t;
1190 *p_sys->pp_streams[p_sys->i_streams++] = dshow_stream;
1197 /* Remove filters from graph */
1198 p_sys->p_graph->RemoveFilter( p_device_filter );
1199 p_sys->p_graph->RemoveFilter( p_capture_filter );
1201 /* Release objects */
1202 p_device_filter->Release();
1203 p_capture_filter->Release();
1205 return VLC_EGENERIC;
1208 /* FindCaptureDevices:: This Function had two purposes :
1209 Returns the list of capture devices when p_listdevices != NULL
1210 Creates an IBaseFilter when p_devicename corresponds to an existing devname
1211 These actions *may* be requested whith a single call.
1213 static IBaseFilter *
1214 FindCaptureDevice( vlc_object_t *p_this, string *p_devicename,
1215 list<string> *p_listdevices, bool b_audio )
1217 IBaseFilter *p_base_filter = NULL;
1218 IMoniker *p_moniker = NULL;
1221 list<string> devicelist;
1223 /* Create the system device enumerator */
1224 ICreateDevEnum *p_dev_enum = NULL;
1226 hr = CoCreateInstance( CLSID_SystemDeviceEnum, NULL, CLSCTX_INPROC,
1227 IID_ICreateDevEnum, (void **)&p_dev_enum );
1230 msg_Err( p_this, "failed to create the device enumerator (0x%lx)", hr);
1234 /* Create an enumerator for the video capture devices */
1235 IEnumMoniker *p_class_enum = NULL;
1237 hr = p_dev_enum->CreateClassEnumerator( CLSID_VideoInputDeviceCategory,
1240 hr = p_dev_enum->CreateClassEnumerator( CLSID_AudioInputDeviceCategory,
1242 p_dev_enum->Release();
1245 msg_Err( p_this, "failed to create the class enumerator (0x%lx)", hr );
1249 /* If there are no enumerators for the requested type, then
1250 * CreateClassEnumerator will succeed, but p_class_enum will be NULL */
1251 if( p_class_enum == NULL )
1253 msg_Err( p_this, "no %s capture device was detected", ( b_audio ? "audio" : "video" ) );
1257 /* Enumerate the devices */
1259 /* Note that if the Next() call succeeds but there are no monikers,
1260 * it will return S_FALSE (which is not a failure). Therefore, we check
1261 * that the return code is S_OK instead of using SUCCEEDED() macro. */
1263 while( p_class_enum->Next( 1, &p_moniker, &i_fetched ) == S_OK )
1265 /* Getting the property page to get the device name */
1266 IPropertyBag *p_bag;
1267 hr = p_moniker->BindToStorage( 0, 0, IID_IPropertyBag,
1273 hr = p_bag->Read( L"FriendlyName", &var, NULL );
1277 char *p_buf = FromWide( var.bstrVal );
1278 string devname = string(p_buf);
1282 /* find out if this name is already used by a previously found device */
1283 list<string>::const_iterator iter = devicelist.begin();
1284 list<string>::const_iterator end = devicelist.end();
1285 string ordevname = devname ;
1286 while ( iter != end )
1288 if( 0 == (*iter).compare( devname ) )
1289 { /* devname is on the list. Try another name with sequence
1290 number apended and then rescan until a unique entry is found*/
1292 snprintf(seq, 16, " #%d", ++dup);
1293 devname = ordevname + seq;
1294 iter = devicelist.begin();
1299 devicelist.push_back( devname );
1301 if( p_devicename && *p_devicename == devname )
1303 msg_Dbg( p_this, "asked for %s, binding to %s", p_devicename->c_str() , devname.c_str() ) ;
1304 /* NULL possibly means we don't need BindMoniker BindCtx ?? */
1305 hr = p_moniker->BindToObject( NULL, 0, IID_IBaseFilter,
1306 (void **)&p_base_filter );
1309 msg_Err( p_this, "couldn't bind moniker to filter "
1310 "object (0x%lx)", hr );
1311 p_moniker->Release();
1312 p_class_enum->Release();
1315 p_moniker->Release();
1316 p_class_enum->Release();
1317 return p_base_filter;
1322 p_moniker->Release();
1325 p_class_enum->Release();
1327 if( p_listdevices ) {
1329 *p_listdevices = devicelist;
1334 static size_t EnumDeviceCaps( vlc_object_t *p_this, IBaseFilter *p_filter,
1335 int i_fourcc, int i_width, int i_height,
1336 int i_channels, int i_samplespersec,
1337 int i_bitspersample, AM_MEDIA_TYPE *mt,
1340 IEnumPins *p_enumpins;
1342 IEnumMediaTypes *p_enummt;
1343 size_t mt_count = 0;
1345 LONGLONG i_AvgTimePerFrame = 0;
1346 float r_fps = var_GetFloat( p_this, CFG_PREFIX "fps" );
1348 i_AvgTimePerFrame = 10000000000LL/(LONGLONG)(r_fps*1000.0f);
1350 if( FAILED(p_filter->EnumPins( &p_enumpins )) )
1352 msg_Dbg( p_this, "EnumDeviceCaps failed: no pin enumeration !");
1356 while( S_OK == p_enumpins->Next( 1, &p_output_pin, NULL ) )
1360 if( S_OK == p_output_pin->QueryPinInfo( &info ) )
1362 msg_Dbg( p_this, "EnumDeviceCaps: %s pin: %S",
1363 info.dir == PINDIR_INPUT ? "input" : "output",
1365 if( info.pFilter ) info.pFilter->Release();
1368 p_output_pin->Release();
1371 p_enumpins->Reset();
1373 while( !mt_count && p_enumpins->Next( 1, &p_output_pin, NULL ) == S_OK )
1377 if( S_OK == p_output_pin->QueryPinInfo( &info ) )
1379 if( info.pFilter ) info.pFilter->Release();
1380 if( info.dir == PINDIR_INPUT )
1382 p_output_pin->Release();
1385 msg_Dbg( p_this, "EnumDeviceCaps: trying pin %S", info.achName );
1388 AM_MEDIA_TYPE *p_mt;
1391 ** Configure pin with a default compatible media if possible
1394 IAMStreamConfig *pSC;
1395 if( SUCCEEDED(p_output_pin->QueryInterface( IID_IAMStreamConfig,
1398 int piCount, piSize;
1399 if( SUCCEEDED(pSC->GetNumberOfCapabilities(&piCount, &piSize)) )
1401 BYTE *pSCC= (BYTE *)CoTaskMemAlloc(piSize);
1404 int i_priority = -1;
1405 for( int i=0; i<piCount; ++i )
1407 if( SUCCEEDED(pSC->GetStreamCaps(i, &p_mt, pSCC)) )
1409 int i_current_fourcc = GetFourCCFromMediaType( *p_mt );
1410 int i_current_priority = GetFourCCPriority(i_current_fourcc);
1412 if( (i_fourcc && (i_current_fourcc != i_fourcc))
1413 || (i_priority > i_current_priority) )
1415 // unwanted chroma, try next media type
1416 FreeMediaType( *p_mt );
1417 CoTaskMemFree( (PVOID)p_mt );
1421 if( MEDIATYPE_Video == p_mt->majortype
1422 && FORMAT_VideoInfo == p_mt->formattype )
1424 VIDEO_STREAM_CONFIG_CAPS *pVSCC = reinterpret_cast<VIDEO_STREAM_CONFIG_CAPS*>(pSCC);
1425 VIDEOINFOHEADER *pVih = reinterpret_cast<VIDEOINFOHEADER*>(p_mt->pbFormat);
1427 if( i_AvgTimePerFrame )
1429 if( pVSCC->MinFrameInterval > i_AvgTimePerFrame
1430 || i_AvgTimePerFrame > pVSCC->MaxFrameInterval )
1432 // required frame rate not compatible, try next media type
1433 FreeMediaType( *p_mt );
1434 CoTaskMemFree( (PVOID)p_mt );
1437 pVih->AvgTimePerFrame = i_AvgTimePerFrame;
1442 if(( !pVSCC->OutputGranularityX
1443 && i_width != pVSCC->MinOutputSize.cx
1444 && i_width != pVSCC->MaxOutputSize.cx)
1446 ( pVSCC->OutputGranularityX
1447 && ((i_width % pVSCC->OutputGranularityX)
1448 || pVSCC->MinOutputSize.cx > i_width
1449 || i_width > pVSCC->MaxOutputSize.cx )))
1451 // required width not compatible, try next media type
1452 FreeMediaType( *p_mt );
1453 CoTaskMemFree( (PVOID)p_mt );
1456 pVih->bmiHeader.biWidth = i_width;
1461 if(( !pVSCC->OutputGranularityY
1462 && i_height != pVSCC->MinOutputSize.cy
1463 && i_height != pVSCC->MaxOutputSize.cy)
1465 ( pVSCC->OutputGranularityY
1466 && ((i_height % pVSCC->OutputGranularityY)
1467 || pVSCC->MinOutputSize.cy > i_height
1468 || i_height > pVSCC->MaxOutputSize.cy )))
1470 // required height not compatible, try next media type
1471 FreeMediaType( *p_mt );
1472 CoTaskMemFree( (PVOID)p_mt );
1475 pVih->bmiHeader.biHeight = i_height;
1478 // Set the sample size and image size.
1479 // (Round the image width up to a DWORD boundary.)
1480 p_mt->lSampleSize = pVih->bmiHeader.biSizeImage =
1481 ((pVih->bmiHeader.biWidth + 3) & ~3) *
1482 pVih->bmiHeader.biHeight * (pVih->bmiHeader.biBitCount>>3);
1484 // no cropping, use full video input buffer
1485 memset(&(pVih->rcSource), 0, sizeof(RECT));
1486 memset(&(pVih->rcTarget), 0, sizeof(RECT));
1488 // select this format as default
1489 if( SUCCEEDED( pSC->SetFormat(p_mt) ) )
1491 i_priority = i_current_priority;
1493 // no need to check any more media types
1497 else if( p_mt->majortype == MEDIATYPE_Audio
1498 && p_mt->formattype == FORMAT_WaveFormatEx )
1500 AUDIO_STREAM_CONFIG_CAPS *pASCC = reinterpret_cast<AUDIO_STREAM_CONFIG_CAPS*>(pSCC);
1501 WAVEFORMATEX *pWfx = reinterpret_cast<WAVEFORMATEX*>(p_mt->pbFormat);
1503 if( i_current_fourcc && (WAVE_FORMAT_PCM == pWfx->wFormatTag) )
1505 int val = i_channels;
1509 if( ( !pASCC->ChannelsGranularity
1510 && (unsigned int)val != pASCC->MinimumChannels
1511 && (unsigned int)val != pASCC->MaximumChannels)
1513 ( pASCC->ChannelsGranularity
1514 && ((val % pASCC->ChannelsGranularity)
1515 || (unsigned int)val < pASCC->MinimumChannels
1516 || (unsigned int)val > pASCC->MaximumChannels)))
1518 // required number channels not available, try next media type
1519 FreeMediaType( *p_mt );
1520 CoTaskMemFree( (PVOID)p_mt );
1523 pWfx->nChannels = val;
1525 val = i_samplespersec;
1529 if( ( !pASCC->SampleFrequencyGranularity
1530 && (unsigned int)val != pASCC->MinimumSampleFrequency
1531 && (unsigned int)val != pASCC->MaximumSampleFrequency)
1533 ( pASCC->SampleFrequencyGranularity
1534 && ((val % pASCC->SampleFrequencyGranularity)
1535 || (unsigned int)val < pASCC->MinimumSampleFrequency
1536 || (unsigned int)val > pASCC->MaximumSampleFrequency )))
1538 // required sampling rate not available, try next media type
1539 FreeMediaType( *p_mt );
1540 CoTaskMemFree( (PVOID)p_mt );
1543 pWfx->nSamplesPerSec = val;
1545 val = i_bitspersample;
1548 if( VLC_CODEC_FL32 == i_current_fourcc )
1554 if( ( !pASCC->BitsPerSampleGranularity
1555 && (unsigned int)val != pASCC->MinimumBitsPerSample
1556 && (unsigned int)val != pASCC->MaximumBitsPerSample )
1558 ( pASCC->BitsPerSampleGranularity
1559 && ((val % pASCC->BitsPerSampleGranularity)
1560 || (unsigned int)val < pASCC->MinimumBitsPerSample
1561 || (unsigned int)val > pASCC->MaximumBitsPerSample )))
1563 // required sample size not available, try next media type
1564 FreeMediaType( *p_mt );
1565 CoTaskMemFree( (PVOID)p_mt );
1569 pWfx->wBitsPerSample = val;
1570 pWfx->nBlockAlign = (pWfx->wBitsPerSample * pWfx->nChannels)/8;
1571 pWfx->nAvgBytesPerSec = pWfx->nSamplesPerSec * pWfx->nBlockAlign;
1573 // select this format as default
1574 if( SUCCEEDED( pSC->SetFormat(p_mt) ) )
1576 i_priority = i_current_priority;
1580 FreeMediaType( *p_mt );
1581 CoTaskMemFree( (PVOID)p_mt );
1584 CoTaskMemFree( (LPVOID)pSCC );
1585 if( i_priority >= 0 )
1586 msg_Dbg( p_this, "EnumDeviceCaps: input pin default format configured");
1593 ** Probe pin for available medias (may be a previously configured one)
1596 if( FAILED( p_output_pin->EnumMediaTypes( &p_enummt ) ) )
1598 p_output_pin->Release();
1602 while( p_enummt->Next( 1, &p_mt, NULL ) == S_OK )
1604 int i_current_fourcc = GetFourCCFromMediaType( *p_mt );
1605 if( i_current_fourcc && p_mt->majortype == MEDIATYPE_Video
1606 && p_mt->formattype == FORMAT_VideoInfo )
1608 int i_current_width = ((VIDEOINFOHEADER *)p_mt->pbFormat)->bmiHeader.biWidth;
1609 int i_current_height = ((VIDEOINFOHEADER *)p_mt->pbFormat)->bmiHeader.biHeight;
1610 LONGLONG i_current_atpf = ((VIDEOINFOHEADER *)p_mt->pbFormat)->AvgTimePerFrame;
1612 if( i_current_height < 0 )
1613 i_current_height = -i_current_height;
1615 msg_Dbg( p_this, "EnumDeviceCaps: input pin "
1616 "accepts chroma: %4.4s, width:%i, height:%i, fps:%f",
1617 (char *)&i_current_fourcc, i_current_width,
1618 i_current_height, (10000000.0f/((float)i_current_atpf)) );
1620 if( ( !i_fourcc || i_fourcc == i_current_fourcc ) &&
1621 ( !i_width || i_width == i_current_width ) &&
1622 ( !i_height || i_height == i_current_height ) &&
1623 ( !i_AvgTimePerFrame || i_AvgTimePerFrame == i_current_atpf ) &&
1627 mt[mt_count++] = *p_mt;
1629 else FreeMediaType( *p_mt );
1631 else if( i_current_fourcc && p_mt->majortype == MEDIATYPE_Audio
1632 && p_mt->formattype == FORMAT_WaveFormatEx)
1634 int i_current_channels =
1635 ((WAVEFORMATEX *)p_mt->pbFormat)->nChannels;
1636 int i_current_samplespersec =
1637 ((WAVEFORMATEX *)p_mt->pbFormat)->nSamplesPerSec;
1638 int i_current_bitspersample =
1639 ((WAVEFORMATEX *)p_mt->pbFormat)->wBitsPerSample;
1641 msg_Dbg( p_this, "EnumDeviceCaps: input pin "
1642 "accepts format: %4.4s, channels:%i, "
1643 "samples/sec:%i bits/sample:%i",
1644 (char *)&i_current_fourcc, i_current_channels,
1645 i_current_samplespersec, i_current_bitspersample);
1647 if( (!i_channels || i_channels == i_current_channels) &&
1648 (!i_samplespersec ||
1649 i_samplespersec == i_current_samplespersec) &&
1650 (!i_bitspersample ||
1651 i_bitspersample == i_current_bitspersample) &&
1655 mt[mt_count++] = *p_mt;
1657 /* Setup a few properties like the audio latency */
1658 IAMBufferNegotiation *p_ambuf;
1659 if( SUCCEEDED( p_output_pin->QueryInterface(
1660 IID_IAMBufferNegotiation, (void **)&p_ambuf ) ) )
1662 ALLOCATOR_PROPERTIES AllocProp;
1663 AllocProp.cbAlign = -1;
1665 /* 100 ms of latency */
1666 AllocProp.cbBuffer = i_current_channels *
1667 i_current_samplespersec *
1668 i_current_bitspersample / 8 / 10;
1670 AllocProp.cbPrefix = -1;
1671 AllocProp.cBuffers = -1;
1672 p_ambuf->SuggestAllocatorProperties( &AllocProp );
1676 else FreeMediaType( *p_mt );
1678 else if( i_current_fourcc && p_mt->majortype == MEDIATYPE_Stream )
1680 msg_Dbg( p_this, "EnumDeviceCaps: input pin "
1681 "accepts stream format: %4.4s",
1682 (char *)&i_current_fourcc );
1684 if( ( !i_fourcc || i_fourcc == i_current_fourcc ) &&
1688 mt[mt_count++] = *p_mt;
1689 i_fourcc = i_current_fourcc;
1691 else FreeMediaType( *p_mt );
1695 const char * psz_type = "unknown";
1696 if( p_mt->majortype == MEDIATYPE_Video ) psz_type = "video";
1697 if( p_mt->majortype == MEDIATYPE_Audio ) psz_type = "audio";
1698 if( p_mt->majortype == MEDIATYPE_Stream ) psz_type = "stream";
1699 msg_Dbg( p_this, "EnumDeviceCaps: input pin media: unsupported format "
1700 "(%s %4.4s)", psz_type, (char *)&p_mt->subtype );
1702 FreeMediaType( *p_mt );
1704 CoTaskMemFree( (PVOID)p_mt );
1707 if( !mt_count && p_enummt->Reset() == S_OK )
1709 // VLC did not find any supported MEDIATYPE for this output pin.
1710 // However the graph builder might insert converter filters in
1711 // the graph if we use a different codec in VLC filter input pin.
1712 // however, in order to avoid nasty surprises, make use of this
1713 // facility only for known unsupported codecs.
1715 while( !mt_count && p_enummt->Next( 1, &p_mt, NULL ) == S_OK )
1717 // the first four bytes of subtype GUID contains the codec FOURCC
1718 const char *pfcc = (char *)&p_mt->subtype;
1719 int i_current_fourcc = VLC_FOURCC(pfcc[0], pfcc[1], pfcc[2], pfcc[3]);
1720 if( VLC_FOURCC('H','C','W','2') == i_current_fourcc
1721 && p_mt->majortype == MEDIATYPE_Video )
1723 // output format for 'Hauppauge WinTV PVR PCI II Capture'
1724 // try I420 as an input format
1725 i_current_fourcc = VLC_CODEC_I420;
1726 if( !i_fourcc || i_fourcc == i_current_fourcc )
1728 // return alternative media type
1732 mtr.majortype = MEDIATYPE_Video;
1733 mtr.subtype = MEDIASUBTYPE_I420;
1734 mtr.bFixedSizeSamples = TRUE;
1735 mtr.bTemporalCompression = FALSE;
1737 mtr.formattype = FORMAT_VideoInfo;
1738 mtr.cbFormat = sizeof(vh);
1739 mtr.pbFormat = (BYTE *)&vh;
1741 memset(&vh, 0, sizeof(vh));
1743 vh.bmiHeader.biSize = sizeof(vh.bmiHeader);
1744 vh.bmiHeader.biWidth = i_width > 0 ? i_width :
1745 ((VIDEOINFOHEADER *)p_mt->pbFormat)->bmiHeader.biWidth;
1746 vh.bmiHeader.biHeight = i_height > 0 ? i_height :
1747 ((VIDEOINFOHEADER *)p_mt->pbFormat)->bmiHeader.biHeight;
1748 vh.bmiHeader.biPlanes = 3;
1749 vh.bmiHeader.biBitCount = 12;
1750 vh.bmiHeader.biCompression = VLC_CODEC_I420;
1751 vh.bmiHeader.biSizeImage = vh.bmiHeader.biWidth * 12 *
1752 vh.bmiHeader.biHeight / 8;
1753 mtr.lSampleSize = vh.bmiHeader.biSizeImage;
1755 msg_Dbg( p_this, "EnumDeviceCaps: input pin media: using 'I420' in place of unsupported format 'HCW2'");
1757 if( SUCCEEDED(CopyMediaType(mt+mt_count, &mtr)) )
1761 FreeMediaType( *p_mt );
1765 p_enummt->Release();
1766 p_output_pin->Release();
1769 p_enumpins->Release();
1773 /*****************************************************************************
1774 * ReadCompressed: reads compressed (MPEG/DV) data from the device.
1775 *****************************************************************************
1776 * Returns -1 in case of error, 0 in case of EOF, otherwise the number of
1778 *****************************************************************************/
1779 static block_t *ReadCompressed( access_t *p_access )
1781 access_sys_t *p_sys = p_access->p_sys;
1782 dshow_stream_t *p_stream = NULL;
1783 VLCMediaSample sample;
1785 /* Read 1 DV/MPEG frame (they contain the video and audio data) */
1787 /* There must be only 1 elementary stream to produce a valid stream
1788 * of MPEG or DV data */
1789 p_stream = p_sys->pp_streams[0];
1793 if( !vlc_object_alive (p_access) ) return NULL;
1795 /* Get new sample/frame from the elementary stream (blocking). */
1796 vlc_mutex_lock( &p_sys->lock );
1798 if( p_stream->p_capture_filter->CustomGetPin()
1799 ->CustomGetSample( &sample ) != S_OK )
1801 /* No data available. Wait until some data has arrived */
1802 vlc_cond_wait( &p_sys->wait, &p_sys->lock );
1803 vlc_mutex_unlock( &p_sys->lock );
1807 vlc_mutex_unlock( &p_sys->lock );
1814 int i_data_size = sample.p_sample->GetActualDataLength();
1816 if( !i_data_size || !(p_block = block_New( p_access, i_data_size )) )
1818 sample.p_sample->Release();
1822 sample.p_sample->GetPointer( &p_data );
1823 vlc_memcpy( p_block->p_buffer, p_data, i_data_size );
1824 sample.p_sample->Release();
1826 /* The caller got what he wanted */
1830 return NULL; /* never reached */
1833 /****************************************************************************
1835 ****************************************************************************/
1836 static int Demux( demux_t *p_demux )
1838 access_sys_t *p_sys = (access_sys_t *)p_demux->p_sys;
1839 int i_found_samples;
1841 i_found_samples = 0;
1842 vlc_mutex_lock( &p_sys->lock );
1844 while ( !i_found_samples )
1846 /* Try to grab samples from all streams */
1847 for( int i_stream = 0; i_stream < p_sys->i_streams; i_stream++ )
1849 dshow_stream_t *p_stream = p_sys->pp_streams[i_stream];
1850 if( p_stream->p_capture_filter &&
1851 p_stream->p_capture_filter->CustomGetPin()
1852 ->CustomGetSamples( p_stream->samples_queue ) == S_OK )
1854 i_found_samples = 1;
1858 if ( !i_found_samples)
1860 /* Didn't find any audio nor video sample, just wait till the
1861 * dshow thread pushes some samples */
1862 vlc_cond_wait( &p_sys->wait, &p_sys->lock );
1863 /* Some DShow thread pushed data, or the OS broke the wait all
1864 * by itself. In all cases, it's *strongly* advised to test the
1865 * condition again, so let the loop do the test again */
1869 vlc_mutex_unlock( &p_sys->lock );
1871 for ( int i_stream = 0; i_stream < p_sys->i_streams; i_stream++ )
1874 dshow_stream_t *p_stream = p_sys->pp_streams[i_stream];
1876 i_samples = p_stream->samples_queue.size();
1877 while ( i_samples > 0 )
1882 VLCMediaSample sample;
1884 sample = p_stream->samples_queue.front();
1885 p_stream->samples_queue.pop_front();
1887 i_data_size = sample.p_sample->GetActualDataLength();
1888 sample.p_sample->GetPointer( &p_data );
1890 REFERENCE_TIME i_pts, i_end_date;
1891 HRESULT hr = sample.p_sample->GetTime( &i_pts, &i_end_date );
1892 if( hr != VFW_S_NO_STOP_TIME && hr != S_OK ) i_pts = 0;
1896 if( p_stream->mt.majortype == MEDIATYPE_Video || !p_stream->b_pts )
1898 /* Use our data timestamp */
1899 i_pts = sample.i_timestamp;
1900 p_stream->b_pts = true;
1904 i_pts /= 10; /* Dshow works with 100 nano-seconds resolution */
1907 msg_Dbg( p_demux, "Read() stream: %i, size: %i, PTS: %"PRId64,
1908 i_stream, i_data_size, i_pts );
1911 p_block = block_New( p_demux, i_data_size );
1912 vlc_memcpy( p_block->p_buffer, p_data, i_data_size );
1913 p_block->i_pts = p_block->i_dts = i_pts;
1914 sample.p_sample->Release();
1916 es_out_Control( p_demux->out, ES_OUT_SET_PCR, i_pts > 0 ? i_pts : 0 );
1917 es_out_Send( p_demux->out, p_stream->p_es, p_block );
1926 /*****************************************************************************
1928 *****************************************************************************/
1929 static int AccessControl( access_t *p_access, int i_query, va_list args )
1937 case ACCESS_CAN_SEEK:
1938 case ACCESS_CAN_FASTSEEK:
1939 case ACCESS_CAN_PAUSE:
1940 case ACCESS_CAN_CONTROL_PACE:
1941 pb_bool = (bool*)va_arg( args, bool* );
1946 case ACCESS_GET_PTS_DELAY:
1947 pi_64 = (int64_t*)va_arg( args, int64_t * );
1949 INT64_C(1000) * var_InheritInteger( p_access, "live-caching" );
1953 case ACCESS_SET_PAUSE_STATE:
1954 case ACCESS_GET_TITLE_INFO:
1955 case ACCESS_SET_TITLE:
1956 case ACCESS_SET_SEEKPOINT:
1957 case ACCESS_SET_PRIVATE_ID_STATE:
1958 return VLC_EGENERIC;
1961 msg_Warn( p_access, "unimplemented query in control" );
1962 return VLC_EGENERIC;
1968 /****************************************************************************
1970 ****************************************************************************/
1971 static int DemuxControl( demux_t *p_demux, int i_query, va_list args )
1978 /* Special for access_demux */
1979 case DEMUX_CAN_PAUSE:
1980 case DEMUX_CAN_SEEK:
1981 case DEMUX_SET_PAUSE_STATE:
1982 case DEMUX_CAN_CONTROL_PACE:
1983 pb = (bool*)va_arg( args, bool * );
1987 case DEMUX_GET_PTS_DELAY:
1988 pi64 = (int64_t*)va_arg( args, int64_t * );
1990 INT64_C(1000) * var_InheritInteger( p_access, "live-caching" );
1993 case DEMUX_GET_TIME:
1994 pi64 = (int64_t*)va_arg( args, int64_t * );
1998 /* TODO implement others */
2000 return VLC_EGENERIC;
2003 return VLC_EGENERIC;
2006 /*****************************************************************************
2007 * config variable callback
2008 *****************************************************************************/
2009 static int FindDevicesCallback( vlc_object_t *p_this, char const *psz_name,
2010 vlc_value_t, vlc_value_t, void * )
2012 module_config_t *p_item;
2013 bool b_audio = false;
2016 p_item = config_FindConfig( p_this, psz_name );
2017 if( !p_item ) return VLC_SUCCESS;
2019 if( !strcmp( psz_name, CFG_PREFIX "adev" ) ) b_audio = true;
2021 /* Clear-up the current list */
2022 if( p_item->i_list )
2024 /* Keep the 2 first entries */
2025 for( i = 2; i < p_item->i_list; i++ )
2027 free( const_cast<char *>(p_item->ppsz_list[i]) );
2028 free( const_cast<char *>(p_item->ppsz_list_text[i]) );
2030 /* TODO: Remove when no more needed */
2031 p_item->ppsz_list[i] = NULL;
2032 p_item->ppsz_list_text[i] = NULL;
2036 /* Find list of devices */
2037 list<string> list_devices;
2039 /* Initialize OLE/COM */
2042 FindCaptureDevice( p_this, NULL, &list_devices, b_audio );
2044 /* Uninitialize OLE/COM */
2047 if( list_devices.empty() ) return VLC_SUCCESS;
2049 p_item->ppsz_list = (char**)xrealloc( p_item->ppsz_list,
2050 (list_devices.size()+3) * sizeof(char *) );
2051 p_item->ppsz_list_text = (char**)xrealloc( p_item->ppsz_list_text,
2052 (list_devices.size()+3) * sizeof(char *) );
2054 list<string>::iterator iter;
2055 for( iter = list_devices.begin(), i = 2; iter != list_devices.end();
2058 p_item->ppsz_list[i] = strdup( iter->c_str() );
2059 p_item->ppsz_list_text[i] = NULL;
2062 p_item->ppsz_list[i] = NULL;
2063 p_item->ppsz_list_text[i] = NULL;
2065 /* Signal change to the interface */
2066 p_item->b_dirty = true;
2071 static int ConfigDevicesCallback( vlc_object_t *p_this, char const *psz_name,
2072 vlc_value_t newval, vlc_value_t, void * )
2074 module_config_t *p_item;
2075 bool b_audio = false;
2076 char *psz_device = NULL;
2077 int i_ret = VLC_SUCCESS;
2079 if( !EMPTY_STR( newval.psz_string ) )
2080 psz_device = strdup( newval.psz_string );
2082 /* Initialize OLE/COM */
2085 p_item = config_FindConfig( p_this, psz_name );
2094 if( !strcmp( psz_name, CFG_PREFIX "adev" ) ) b_audio = true;
2100 devicename = psz_device ;
2104 /* If no device name was specified, pick the 1st one */
2105 list<string> list_devices;
2107 /* Enumerate devices */
2108 FindCaptureDevice( p_this, NULL, &list_devices, b_audio );
2109 if( list_devices.empty() )
2112 return VLC_EGENERIC;
2114 devicename = *list_devices.begin();
2117 IBaseFilter *p_device_filter =
2118 FindCaptureDevice( p_this, &devicename, NULL, b_audio );
2119 if( p_device_filter )
2121 ShowPropertyPage( p_device_filter );
2122 p_device_filter->Release();
2126 msg_Err( p_this, "didn't find device: %s", devicename.c_str() );
2127 i_ret = VLC_EGENERIC;
2130 /* Uninitialize OLE/COM */
2137 /*****************************************************************************
2139 *****************************************************************************/
2141 static void ShowPropertyPage( IUnknown *obj )
2143 ISpecifyPropertyPages *p_spec;
2146 HRESULT hr = obj->QueryInterface( IID_ISpecifyPropertyPages,
2148 if( FAILED(hr) ) return;
2150 if( SUCCEEDED(p_spec->GetPages( &cauuid )) )
2152 if( cauuid.cElems > 0 )
2154 HWND hwnd_desktop = ::GetDesktopWindow();
2156 OleCreatePropertyFrame( hwnd_desktop, 30, 30, NULL, 1, &obj,
2157 cauuid.cElems, cauuid.pElems, 0, 0, NULL );
2159 CoTaskMemFree( cauuid.pElems );
2165 static void ShowDeviceProperties( vlc_object_t *p_this,
2166 ICaptureGraphBuilder2 *p_graph,
2167 IBaseFilter *p_device_filter,
2171 msg_Dbg( p_this, "configuring Device Properties" );
2174 * Video or audio capture filter page
2176 ShowPropertyPage( p_device_filter );
2181 if( p_graph && b_audio )
2183 IAMStreamConfig *p_SC;
2185 msg_Dbg( p_this, "showing WDM Audio Configuration Pages" );
2187 hr = p_graph->FindInterface( &PIN_CATEGORY_CAPTURE,
2188 &MEDIATYPE_Audio, p_device_filter,
2189 IID_IAMStreamConfig, (void **)&p_SC );
2192 ShowPropertyPage(p_SC);
2200 HRESULT hr = p_graph->FindInterface( &PIN_CATEGORY_CAPTURE,
2201 &MEDIATYPE_Audio, p_device_filter,
2202 IID_IAMTVAudio, (void **)&p_TVA );
2205 ShowPropertyPage(p_TVA);
2213 if( p_graph && !b_audio )
2215 IAMStreamConfig *p_SC;
2217 msg_Dbg( p_this, "showing WDM Video Configuration Pages" );
2219 hr = p_graph->FindInterface( &PIN_CATEGORY_CAPTURE,
2220 &MEDIATYPE_Interleaved, p_device_filter,
2221 IID_IAMStreamConfig, (void **)&p_SC );
2224 hr = p_graph->FindInterface( &PIN_CATEGORY_CAPTURE,
2225 &MEDIATYPE_Video, p_device_filter,
2226 IID_IAMStreamConfig, (void **)&p_SC );
2231 hr = p_graph->FindInterface( &PIN_CATEGORY_CAPTURE,
2232 &MEDIATYPE_Stream, p_device_filter,
2233 IID_IAMStreamConfig, (void **)&p_SC );
2238 ShowPropertyPage(p_SC);
2244 static void ShowTunerProperties( vlc_object_t *p_this,
2245 ICaptureGraphBuilder2 *p_graph,
2246 IBaseFilter *p_device_filter,
2250 msg_Dbg( p_this, "configuring Tuner Properties" );
2252 if( !p_graph || b_audio ) return;
2255 hr = p_graph->FindInterface( &PIN_CATEGORY_CAPTURE,
2256 &MEDIATYPE_Interleaved, p_device_filter,
2257 IID_IAMTVTuner, (void **)&p_TV );
2260 hr = p_graph->FindInterface( &PIN_CATEGORY_CAPTURE,
2261 &MEDIATYPE_Video, p_device_filter,
2262 IID_IAMTVTuner, (void **)&p_TV );
2267 hr = p_graph->FindInterface( &PIN_CATEGORY_CAPTURE,
2268 &MEDIATYPE_Stream, p_device_filter,
2269 IID_IAMTVTuner, (void **)&p_TV );
2274 ShowPropertyPage(p_TV);
2279 static void ConfigTuner( vlc_object_t *p_this, ICaptureGraphBuilder2 *p_graph,
2280 IBaseFilter *p_device_filter )
2282 int i_channel, i_country, i_input, i_amtuner_mode, i_standard;
2284 unsigned i_frequency;
2288 if( !p_graph ) return;
2290 i_channel = var_GetInteger( p_this, CFG_PREFIX "tuner-channel" );
2291 i_country = var_GetInteger( p_this, CFG_PREFIX "tuner-country" );
2292 i_input = var_GetInteger( p_this, CFG_PREFIX "tuner-input" );
2293 i_amtuner_mode = var_GetInteger( p_this, CFG_PREFIX "amtuner-mode" );
2294 i_frequency = var_GetInteger( p_this, CFG_PREFIX "tuner-frequency" );
2295 i_standard = var_GetInteger( p_this, CFG_PREFIX "tuner-standard" );
2297 if( !i_channel && !i_frequency && !i_country && !i_input ) return; /* Nothing to do */
2299 msg_Dbg( p_this, "tuner config: channel %i, frequency %i, country %i, input type %i, standard %s",
2300 i_channel, i_frequency, i_country, i_input, ppsz_standards_list_text[i_standard] );
2303 hr = p_graph->FindInterface( &PIN_CATEGORY_CAPTURE, &MEDIATYPE_Interleaved,
2304 p_device_filter, IID_IAMTVTuner,
2308 hr = p_graph->FindInterface( &PIN_CATEGORY_CAPTURE, &MEDIATYPE_Video,
2309 p_device_filter, IID_IAMTVTuner,
2315 hr = p_graph->FindInterface( &PIN_CATEGORY_CAPTURE, &MEDIATYPE_Stream,
2316 p_device_filter, IID_IAMTVTuner,
2322 msg_Dbg( p_this, "couldn't find tuner interface" );
2326 hr = p_TV->GetAvailableModes( &l_modes );
2327 if( SUCCEEDED(hr) && (l_modes & i_amtuner_mode) )
2329 hr = p_TV->put_Mode( (AMTunerModeType)i_amtuner_mode );
2332 if( i_input == 1 ) p_TV->put_InputType( 0, TunerInputCable );
2333 else if( i_input == 2 ) p_TV->put_InputType( 0, TunerInputAntenna );
2335 p_TV->put_CountryCode( i_country );
2337 if( i_frequency <= 0 ) p_TV->put_Channel( i_channel, AMTUNER_SUBCHAN_NO_TUNE,
2338 AMTUNER_SUBCHAN_NO_TUNE );
2340 if( i_frequency > 0 || i_standard > 0) {
2341 IKsPropertySet *pKs = NULL;
2342 DWORD dw_supported = 0;
2343 KSPROPERTY_TUNER_MODE_CAPS_S ModeCaps;
2344 KSPROPERTY_TUNER_FREQUENCY_S Frequency;
2345 KSPROPERTY_TUNER_STANDARD_S Standard;
2347 hr = p_TV->QueryInterface(IID_IKsPropertySet,(void **)&pKs);
2350 msg_Dbg( p_this, "Couldn't QI for IKsPropertySet" );
2355 memset(&ModeCaps,0,sizeof(KSPROPERTY_TUNER_MODE_CAPS_S));
2356 memset(&Frequency,0,sizeof(KSPROPERTY_TUNER_FREQUENCY_S));
2357 memset(&Standard,0,sizeof(KSPROPERTY_TUNER_STANDARD_S));
2358 ModeCaps.Mode = AMTUNER_MODE_TV;
2360 hr = pKs->QuerySupported(PROPSETID_TUNER,
2361 KSPROPERTY_TUNER_MODE_CAPS,&dw_supported);
2362 if(SUCCEEDED(hr) && dw_supported&KSPROPERTY_SUPPORT_GET)
2365 hr = pKs->Get(PROPSETID_TUNER,KSPROPERTY_TUNER_MODE_CAPS,
2366 INSTANCEDATA_OF_PROPERTY_PTR(&ModeCaps),
2367 INSTANCEDATA_OF_PROPERTY_SIZE(ModeCaps),
2374 msg_Dbg( p_this, "KSPROPERTY_TUNER_MODE_CAPS not supported!" );
2378 msg_Dbg( p_this, "Frequency range supported from %ld to %ld.",
2379 ModeCaps.MinFrequency, ModeCaps.MaxFrequency);
2380 msg_Dbg( p_this, "Video standards supported by the tuner: ");
2381 for(size_t i = 0 ; i < ARRAY_SIZE(ppsz_standards_list_text); i++) {
2382 if(ModeCaps.StandardsSupported & i_standards_list[i])
2383 msg_Dbg( p_this, "%s, ", ppsz_standards_list_text[i]);
2386 if(i_frequency > 0) {
2387 Frequency.Frequency=i_frequency;
2388 if(ModeCaps.Strategy==KS_TUNER_STRATEGY_DRIVER_TUNES)
2389 Frequency.TuningFlags=KS_TUNER_TUNING_FINE;
2391 Frequency.TuningFlags=KS_TUNER_TUNING_EXACT;
2393 if(i_frequency>=ModeCaps.MinFrequency && i_frequency<=ModeCaps.MaxFrequency)
2396 hr = pKs->Set(PROPSETID_TUNER,
2397 KSPROPERTY_TUNER_FREQUENCY,
2398 INSTANCEDATA_OF_PROPERTY_PTR(&Frequency),
2399 INSTANCEDATA_OF_PROPERTY_SIZE(Frequency),
2404 msg_Dbg( p_this, "Couldn't set KSPROPERTY_TUNER_FREQUENCY!" );
2410 msg_Dbg( p_this, "Requested frequency exceeds the supported range!" );
2415 if(i_standard > 0) {
2416 if(i_standard & ModeCaps.StandardsSupported )
2418 Standard.Standard = i_standard;
2419 hr = pKs->Set(PROPSETID_TUNER,
2420 KSPROPERTY_TUNER_STANDARD,
2421 INSTANCEDATA_OF_PROPERTY_PTR(&Standard),
2422 INSTANCEDATA_OF_PROPERTY_SIZE(Standard),
2427 msg_Dbg( p_this, "Couldn't set KSPROPERTY_TUNER_STANDARD!" );
2433 msg_Dbg( p_this, "Requested video standard is not supported by the tuner!" );