git.sesse.net Git - vlc/blob - modules/access/dshow/common.h

   1 /*****************************************************************************
   2  * common.h : DirectShow access module for vlc
   3  *****************************************************************************
   4  * Copyright (C) 2002 the VideoLAN team
   5  * $Id$
   6  *
   7  * Author: Gildas Bazin <gbazin@videolan.org>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 /*****************************************************************************
  25  * Preamble
  26  *****************************************************************************/
  27 #include <string>
  28 #include <list>
  29 #include <deque>
  30 using namespace std;
  31
  32 #ifndef _MSC_VER
  33 #   include <wtypes.h>
  34 #   include <unknwn.h>
  35 #   include <ole2.h>
  36 #   include <limits.h>
  37 #   ifdef _WINGDI_
  38 #      undef _WINGDI_
  39 #   endif
  40 #   define _WINGDI_ 1
  41 #   define AM_NOVTABLE
  42 #   define _OBJBASE_H_
  43 #   undef _X86_
  44 #   ifndef _I64_MAX
  45 #     define _I64_MAX LONG_LONG_MAX
  46 #   endif
  47 #   define LONGLONG long long
  48 #endif
  49
  50 #include <dshow.h>
  51
  52 typedef struct dshow_stream_t dshow_stream_t;
  53
  54 /****************************************************************************
  55  * Crossbar stuff
  56  ****************************************************************************/
  57 #define MAX_CROSSBAR_DEPTH 10
  58
  59 typedef struct CrossbarRouteRec
  60 {
  61     IAMCrossbar *pXbar;
  62     LONG        VideoInputIndex;
  63     LONG        VideoOutputIndex;
  64     LONG        AudioInputIndex;
  65     LONG        AudioOutputIndex;
  66
  67 } CrossbarRoute;
  68
  69 void DeleteCrossbarRoutes( access_sys_t * );
  70 HRESULT FindCrossbarRoutes( vlc_object_t *, access_sys_t *,
  71                             IPin *, LONG, int = 0 );
  72
  73 /****************************************************************************
  74  * Access descriptor declaration
  75  ****************************************************************************/
  76 struct access_sys_t
  77 {
  78     /* These 2 must be left at the beginning */
  79     vlc_mutex_t lock;
  80     vlc_cond_t  wait;
  81
  82     IFilterGraph           *p_graph;
  83     ICaptureGraphBuilder2  *p_capture_graph_builder2;
  84     IMediaControl          *p_control;
  85
  86     int                     i_crossbar_route_depth;
  87     CrossbarRoute           crossbar_routes[MAX_CROSSBAR_DEPTH];
  88
  89     /* list of elementary streams */
  90     dshow_stream_t **pp_streams;
  91     int            i_streams;
  92     int            i_current_stream;
  93
  94     /* misc properties */
  95     int            i_width;
  96     int            i_height;
  97     int            i_chroma;
  98     bool           b_chroma; /* Force a specific chroma on the dshow input */
  99 };
 100
 101
 102 /****************************************************************************
 103  * The following should be in ks.h and ksmedia.h, but since they are not in
 104  * the current version of Mingw, we will be defined here.
 105  ****************************************************************************/
 106
 107 /* http://msdn.microsoft.com/en-us/library/ff567297%28VS.85%29.aspx */
 108 typedef enum  {
 109         KS_AnalogVideo_None          = 0x00000000,
 110         KS_AnalogVideo_NTSC_M        = 0x00000001,
 111         KS_AnalogVideo_NTSC_M_J      = 0x00000002,
 112         KS_AnalogVideo_NTSC_433      = 0x00000004,
 113         KS_AnalogVideo_PAL_B         = 0x00000010,
 114         KS_AnalogVideo_PAL_D         = 0x00000020,
 115         KS_AnalogVideo_PAL_G         = 0x00000040,
 116         KS_AnalogVideo_PAL_H         = 0x00000080,
 117         KS_AnalogVideo_PAL_I         = 0x00000100,
 118         KS_AnalogVideo_PAL_M         = 0x00000200,
 119         KS_AnalogVideo_PAL_N         = 0x00000400,
 120         KS_AnalogVideo_PAL_60        = 0x00000800,
 121         KS_AnalogVideo_SECAM_B       = 0x00001000,
 122         KS_AnalogVideo_SECAM_D       = 0x00002000,
 123         KS_AnalogVideo_SECAM_G       = 0x00004000,
 124         KS_AnalogVideo_SECAM_H       = 0x00008000,
 125         KS_AnalogVideo_SECAM_K       = 0x00010000,
 126         KS_AnalogVideo_SECAM_K1      = 0x00020000,
 127         KS_AnalogVideo_SECAM_L       = 0x00040000,
 128         KS_AnalogVideo_SECAM_L1      = 0x00080000,
 129         KS_AnalogVideo_PAL_N_COMBO   = 0x00100000
 130 } KS_AnalogVideoStandard;
 131
 132 /* http://msdn.microsoft.com/en-us/library/ff567800%28VS.85%29.aspx and following */
 133 typedef enum {
 134     KSPROPERTY_TUNER_CAPS,              // R  -overall device capabilities
 135     KSPROPERTY_TUNER_MODE_CAPS,         // R  -capabilities in this mode
 136     KSPROPERTY_TUNER_MODE,              // RW -set a mode (TV, FM, AM, DSS)
 137     KSPROPERTY_TUNER_STANDARD,          // R  -get TV standard (only if TV mode)
 138     KSPROPERTY_TUNER_FREQUENCY,         // RW -set/get frequency
 139     KSPROPERTY_TUNER_INPUT,             // RW -select an input
 140     KSPROPERTY_TUNER_STATUS,            // R  -tuning status
 141
 142     /* Optional */
 143     KSPROPERTY_TUNER_IF_MEDIUM,         // R O-Medium for IF or Transport Pin
 144
 145     /* Mandatory for Vista and + */
 146     KSPROPERTY_TUNER_SCAN_CAPS,         // R  -overall device capabilities for scanning
 147
 148     /* Optional ones */
 149     KSPROPERTY_TUNER_SCAN_STATUS,       // R  -status of scan
 150     KSPROPERTY_TUNER_STANDARD_MODE,     // RW -autodetect mode for signal standard
 151     KSPROPERTY_TUNER_NETWORKTYPE_SCAN_CAPS // R -network type specific tuner capabilities
 152 } KSPROPERTY_TUNER;
 153
 154 /* http://msdn.microsoft.com/en-us/library/ff567689%28v=VS.85%29.aspx */
 155 typedef enum {
 156     KS_TUNER_TUNING_EXACT = 1,        // Tunes directly to the right freq
 157     KS_TUNER_TUNING_FINE,             // Comprehensive search to the right freq
 158     KS_TUNER_TUNING_COARSE,           // Fast search
 159 }KS_TUNER_TUNING_FLAGS;
 160
 161 /* http://msdn.microsoft.com/en-us/library/ff567687%28v=VS.85%29.aspx */
 162 typedef enum {
 163     KS_TUNER_STRATEGY_PLL             = 0X01, // Phase locked loop (PLL) offset tuning
 164     KS_TUNER_STRATEGY_SIGNAL_STRENGTH = 0X02, // Signal strength tuning
 165     KS_TUNER_STRATEGY_DRIVER_TUNES    = 0X04, // Driver tunes
 166 }KS_TUNER_STRATEGY;
 167
 168 /* http://msdn.microsoft.com/en-us/library/ff562676%28VS.85%29.aspx */
 169 typedef struct {
 170     union {
 171         struct {
 172             GUID    Set;
 173             ULONG   Id;
 174             ULONG   Flags;
 175         };
 176         LONGLONG    Alignment;
 177     };
 178 } KSIDENTIFIER, *PKSIDENTIFIER;
 179
 180 typedef KSIDENTIFIER KSPROPERTY, *PKSPROPERTY;
 181
 182 /* http://msdn.microsoft.com/en-us/library/ff565872%28v=VS.85%29.aspx */
 183 typedef struct {
 184     KSPROPERTY Property;
 185     ULONG  Mode;                        // KSPROPERTY_TUNER_MODE_*
 186     ULONG  StandardsSupported;          // KS_AnalogVideo_* (if Mode is TV or DSS)
 187     ULONG  MinFrequency;                // Hz
 188     ULONG  MaxFrequency;                // Hz
 189     ULONG  TuningGranularity;           // Hz
 190     ULONG  NumberOfInputs;              // number of inputs
 191     ULONG  SettlingTime;                // milliSeconds
 192     ULONG  Strategy;                    // KS_TUNER_STRATEGY
 193 } KSPROPERTY_TUNER_MODE_CAPS_S, *PKSPROPERTY_TUNER_MODE_CAPS_S;
 194
 195 /* http://msdn.microsoft.com/en-us/library/ff565839%28v=VS.85%29.aspx */
 196 typedef struct {
 197     KSPROPERTY Property;
 198     ULONG  Frequency;                   // Hz
 199     ULONG  LastFrequency;               // Hz (last tuned)
 200     ULONG  TuningFlags;                 // KS_TUNER_TUNING_FLAGS
 201     ULONG  VideoSubChannel;             // DSS
 202     ULONG  AudioSubChannel;             // DSS
 203     ULONG  Channel;                     // VBI decoders
 204     ULONG  Country;                     // VBI decoders
 205 } KSPROPERTY_TUNER_FREQUENCY_S, *PKSPROPERTY_TUNER_FREQUENCY_S;
 206
 207 /* http://msdn.microsoft.com/en-us/library/ff565918%28v=VS.85%29.aspx */
 208 typedef struct {
 209     KSPROPERTY Property;
 210     ULONG  Standard;                    // KS_AnalogVideo_*
 211 } KSPROPERTY_TUNER_STANDARD_S, *PKSPROPERTY_TUNER_STANDARD_S;
 212