root/modules/access/dshow/filter.cpp

Revision 3561b9b28f58eb7a4183e158a8fd973800d31ceb, 41.2 kB (checked in by Rémi Denis-Courmont <rdenis@simphalempin.com>, 6 months ago)

Plugins: include vlc_common.h directly instead of vlc/vlc.h

  • Property mode set to 100644
Line 
1 /*****************************************************************************
2  * filter.c : 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
28 #ifdef HAVE_CONFIG_H
29 # include "config.h"
30 #endif
31
32 #include <vlc_common.h>
33 #include <vlc_vout.h>
34
35 #ifndef _MSC_VER
36     /* Work-around a bug in w32api-2.5 */
37 #   define QACONTAINERFLAGS QACONTAINERFLAGS_SOMETHINGELSE
38 #endif
39
40 #include "common.h"
41 #include "filter.h"
42
43 #define DEBUG_DSHOW 1
44
45 #define FILTER_NAME  L"VideoLAN Capture Filter"
46 #define PIN_NAME     L"Capture"
47
48 /*****************************************************************************
49  * DirectShow GUIDs.
50  * Easier to define them here as mingw doesn't provide them all.
51  *****************************************************************************/
52 const GUID CLSID_SystemDeviceEnum = {0x62be5d10, 0x60eb, 0x11d0, {0xbd, 0x3b, 0x00, 0xa0, 0xc9, 0x11, 0xce, 0x86}};
53 const GUID CLSID_VideoInputDeviceCategory = {0x860BB310,0x5D01,0x11d0,{0xBD,0x3B,0x00,0xA0,0xC9,0x11,0xCE,0x86}};
54 const GUID CLSID_AudioInputDeviceCategory = {0x33d9a762, 0x90c8, 0x11d0, {0xbd, 0x43, 0x00, 0xa0, 0xc9, 0x11, 0xce, 0x86}};
55 //const GUID IID_IPropertyBag = {0x55272A00, 0x42CB, 0x11CE, {0x81, 0x35, 0x00, 0xAA, 0x00, 0x4B, 0xB8, 0x51}};
56 extern const GUID IID_IPropertyBag;
57 const GUID IID_ICreateDevEnum = {0x29840822, 0x5b84, 0x11d0, {0xbd, 0x3b, 0x00, 0xa0, 0xc9, 0x11, 0xce, 0x86}};
58 const GUID IID_IFilterGraph = {0x56a8689f, 0x0ad4, 0x11ce, {0xb0, 0x3a, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
59 const GUID IID_IMediaControl = {0x56a868b1, 0x0ad4, 0x11ce, {0xb0, 0x3a, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
60 const GUID CLSID_FilterGraph = {0xe436ebb3, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
61
62 //const GUID IID_IUnknown = {0x00000000, 0x0000, 0x0000, {0xc0,0x00, 0x00,0x00,0x00,0x00,0x00,0x46}};
63 extern const GUID IID_IUnknown;
64 //const GUID IID_IPersist = {0x0000010c, 0x0000, 0x0000, {0xc0,0x00, 0x00,0x00,0x00,0x00,0x00,0x46}};
65 extern const GUID IID_IPersist;
66 const GUID IID_IMediaFilter = {0x56a86899, 0x0ad4, 0x11ce, {0xb0,0x3a, 0x00,0x20,0xaf,0x0b,0xa7,0x70}};
67 const GUID IID_IBaseFilter = {0x56a86895, 0x0ad4, 0x11ce, {0xb0, 0x3a, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
68 const GUID IID_IPin = {0x56a86891, 0x0ad4, 0x11ce, {0xb0,0x3a, 0x00,0x20,0xaf,0x0b,0xa7,0x70}};
69 const GUID IID_IMemInputPin = {0x56a8689d, 0x0ad4, 0x11ce, {0xb0,0x3a, 0x00,0x20,0xaf,0x0b,0xa7,0x70}};
70 extern const GUID IID_IMemInputPin;
71
72 const GUID IID_IEnumPins = {0x56a86892, 0x0ad4, 0x11ce, {0xb0,0x3a, 0x00,0x20,0xaf,0x0b,0xa7,0x70}};
73 const GUID IID_IEnumMediaTypes = {0x89c31040, 0x846b, 0x11ce, {0x97,0xd3, 0x00,0xaa,0x00,0x55,0x59,0x5a}};
74
75 const GUID IID_IAMBufferNegotiation = {0x56ed71a0, 0xaf5f, 0x11d0, {0xb3, 0xf0, 0x00, 0xaa, 0x00, 0x37, 0x61, 0xc5}};
76
77 //const GUID IID_ISpecifyPropertyPages = {0xb196b28b, 0xbab4, 0x101a, {0xb6, 0x9c, 0x00, 0xaa, 0x00, 0x34, 0x1d, 0x07}};
78 extern const GUID IID_ISpecifyPropertyPages;
79
80 const GUID IID_IQualityControl = {0x56a868a5, 0x0ad4, 0x11ce, {0xb, 0x3a, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
81
82 const GUID CLSID_CaptureGraphBuilder2 = {0xBF87B6E1, 0x8C27, 0x11d0, {0xB3, 0xF0, 0x0, 0xAA, 0x00, 0x37, 0x61, 0xC5}};
83
84 const GUID IID_IGraphBuilder = {0x56a868a9, 0x0ad4, 0x11ce, {0xb0, 0x3a, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
85
86 const GUID IID_ICaptureGraphBuilder2 = {0x93E5A4E0, 0x2D50, 0x11d2, {0xAB, 0xFA, 0x00, 0xA0, 0xC9, 0xC6, 0xE3, 0x8D}};
87
88 const GUID IID_IAMTVAudio = {0x83EC1C30, 0x23D1, 0x11d1, {0x99, 0xE6, 0x00, 0xA0, 0xC9, 0x56, 0x02, 0x66}};
89 const GUID IID_IAMStreamConfig = {0xC6E13340, 0x30AC, 0x11d0, {0xA1, 0x8C, 0x00, 0xA0, 0xC9, 0x11, 0x89, 0x56}};
90 const GUID IID_IAMCrossbar = {0xC6E13380, 0x30AC, 0x11d0, {0xA1, 0x8C, 0x00, 0xA0, 0xC9, 0x11, 0x89, 0x56}};
91 const GUID IID_IAMTVTuner = {0x211A8766, 0x03AC, 0x11d1, {0x8D, 0x13, 0x00, 0xAA, 0x00, 0xBD, 0x83, 0x39}};
92
93 const GUID IID_IKsPropertySet = {0x31EFAC30, 0x515C, 0x11d0, {0xA9, 0xAA, 0x00, 0xAA, 0x00, 0x61, 0xBE, 0x93}};
94
95 /* Video Format */
96
97 const GUID FORMAT_VideoInfo  = {0x05589f80, 0xc356, 0x11ce, {0xbf, 0x01, 0x00, 0xaa, 0x00, 0x55, 0x59, 0x5a}};
98 /*
99  * MEDIATYPEs and MEDIASUBTYPEs
100  */
101 const GUID MEDIATYPE_Video = {0x73646976, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
102 const GUID MEDIATYPE_Interleaved = {0x73766169, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
103 const GUID MEDIATYPE_Stream = {0xe436eb83, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
104 const GUID MEDIASUBTYPE_PREVIEW_VIDEO = {0x2859e1da, 0xb81f, 0x4fbd, {0x94, 0x3b, 0xe2, 0x37, 0x24, 0xa1, 0xab, 0xb3}};
105
106 /* Packed RGB formats */
107 const GUID MEDIASUBTYPE_RGB1 = {0xe436eb78, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
108 const GUID MEDIASUBTYPE_RGB4 = {0xe436eb79, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
109 const GUID MEDIASUBTYPE_RGB8 = {0xe436eb7a, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
110 const GUID MEDIASUBTYPE_RGB565 = {0xe436eb7b, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
111 const GUID MEDIASUBTYPE_RGB555 = {0xe436eb7c, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
112 const GUID MEDIASUBTYPE_RGB24 = {0xe436eb7d, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
113 const GUID MEDIASUBTYPE_RGB32 = {0xe436eb7e, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
114 const GUID MEDIASUBTYPE_ARGB32 = {0x773c9ac0, 0x3274, 0x11d0, {0xb7, 0x24, 0x0, 0xaa, 0x0, 0x6c, 0x1a, 0x1}};
115
116 /* Packed YUV formats */
117 const GUID MEDIASUBTYPE_YUYV = {0x56595559, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
118 const GUID MEDIASUBTYPE_Y411 = {0x31313459, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
119 const GUID MEDIASUBTYPE_Y211 = {0x31313259, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
120 const GUID MEDIASUBTYPE_YUY2 = {0x32595559, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
121 const GUID MEDIASUBTYPE_YVYU = {0x55595659, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
122 const GUID MEDIASUBTYPE_UYVY = {0x59565955, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
123
124 /* Planar YUV formats */
125 const GUID MEDIASUBTYPE_YVU9 = {0x39555659, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
126 const GUID MEDIASUBTYPE_YV12 = {0x32315659, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
127 const GUID MEDIASUBTYPE_IYUV = {0x56555949, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}}; /* identical to YV12 */
128 const GUID MEDIASUBTYPE_Y41P = {0x50313459, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
129 const GUID MEDIASUBTYPE_I420 = {0x30323449, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
130
131 const GUID MEDIATYPE_Audio = {0x73647561, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
132 const GUID FORMAT_WaveFormatEx = {0x05589f81, 0xc356, 0x11ce, {0xbf, 0x01, 0x00, 0xaa, 0x00, 0x55, 0x59, 0x5a}};
133 const GUID MEDIASUBTYPE_PCM = {0x00000001, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
134 const GUID MEDIASUBTYPE_IEEE_FLOAT = {0x00000003, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
135
136 /* DV formats */
137 const GUID MEDIASUBTYPE_dvsd = {0x64737664, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
138 const GUID MEDIASUBTYPE_dvhd = {0x64687664, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
139 const GUID MEDIASUBTYPE_dvsl = {0x6c737664, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
140
141 /* MPEG2 formats */
142 const GUID MEDIASUBTYPE_MPEG2_VIDEO = {0xe06d8026, 0xdb46, 0x11cf, {0xb4, 0xd1, 0x00, 0x80, 0x5f, 0x6c, 0xbb, 0xea}};
143 const GUID MEDIASUBTYPE_MPEG2_PROGRAM = {0xe06d8022, 0xdb46, 0x11cf, {0xb4, 0xd1, 0x00, 0x80, 0x5f, 0x6c, 0xbb, 0xea}};
144 const GUID MEDIASUBTYPE_MPEG2_TRANSPORT = {0xe06d8023, 0xdb46, 0x11cf, {0xb4, 0xd1, 0x00, 0x80, 0x5f, 0x6c, 0xbb, 0xea}};
145 const GUID FORMAT_MPEG2Video = {0xe06d80e3, 0xdb46, 0x11cf, {0xb4, 0xd1, 0x00, 0x80, 0x5f, 0x6c, 0xbb, 0xea}};
146
147 /* MJPG format */
148 const GUID MEDIASUBTYPE_MJPG = {0x47504A4D, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
149
150 /* DivX formats */
151 const GUID MEDIASUBTYPE_DIVX = {0x58564944, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
152
153 /* Analog Video */
154 const GUID FORMAT_AnalogVideo = {0x482dde0, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
155
156 const GUID MEDIATYPE_AnalogVideo = {0x482dde1, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xab, 0x0, 0x6e, 0xcb, 0x65}};
157
158 const GUID MEDIASUBTYPE_AnalogVideo_NTSC_M = {0x482dde2, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
159 const GUID MEDIASUBTYPE_AnalogVideo_PAL_B = {0x482dde5, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
160 const GUID MEDIASUBTYPE_AnalogVideo_PAL_D = {0x482dde6, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
161 const GUID MEDIASUBTYPE_AnalogVideo_PAL_G = {0x482dde7, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
162 const GUID MEDIASUBTYPE_AnalogVideo_PAL_H = {0x482dde8, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
163 const GUID MEDIASUBTYPE_AnalogVideo_PAL_I = {0x482dde9, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
164 const GUID MEDIASUBTYPE_AnalogVideo_PAL_M = {0x482ddea, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
165 const GUID MEDIASUBTYPE_AnalogVideo_PAL_N = {0x482ddeb, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
166 const GUID MEDIASUBTYPE_AnalogVideo_PAL_N_COMBO = {0x482ddec, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
167 const GUID MEDIASUBTYPE_AnalogVideo_SECAM_B = {0x482ddf0, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
168 const GUID MEDIASUBTYPE_AnalogVideo_SECAM_D = {0x482ddf1, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
169 const GUID MEDIASUBTYPE_AnalogVideo_SECAM_G = {0x482ddf2, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
170 const GUID MEDIASUBTYPE_AnalogVideo_SECAM_H = {0x482ddf3, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
171 const GUID MEDIASUBTYPE_AnalogVideo_SECAM_K = {0x482ddf4, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
172 const GUID MEDIASUBTYPE_AnalogVideo_SECAM_K1 = {0x482ddf5, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
173 const GUID MEDIASUBTYPE_AnalogVideo_SECAM_L = {0x482ddf6, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
174
175 const GUID AMPROPSETID_Pin= {0x9b00f101, 0x1567, 0x11d1, {0xb3, 0xf1, 0x0, 0xaa, 0x0, 0x37, 0x61, 0xc5}};
176 const GUID PIN_CATEGORY_ANALOGVIDEOIN= {0xfb6c4283, 0x0353, 0x11d1, {0x90, 0x5f, 0x00, 0x00, 0xc0, 0xcc, 0x16, 0xba}};
177 const GUID PIN_CATEGORY_CAPTURE= {0xfb6c4281, 0x0353, 0x11d1, {0x90, 0x5f, 0x0, 0x0, 0xc0, 0xcc, 0x16, 0xba}};
178 const GUID LOOK_UPSTREAM_ONLY= {0xac798be0, 0x98e3, 0x11d1, {0xb3, 0xf1, 0x0, 0xaa, 0x0, 0x37, 0x61, 0xc}};
179
180 //const GUID GUID_NULL = {0x0000, 0x0000, 0x0000, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
181 extern const GUID GUID_NULL;
182
183 void WINAPI FreeMediaType( AM_MEDIA_TYPE& mt )
184 {
185     if( mt.cbFormat != 0 )
186     {
187         CoTaskMemFree( (PVOID)mt.pbFormat );
188         mt.cbFormat = 0;
189         mt.pbFormat = NULL;
190     }
191     if( mt.pUnk != NULL )
192     {
193         mt.pUnk->Release();
194         mt.pUnk = NULL;
195     }
196 }
197
198 HRESULT WINAPI CopyMediaType( AM_MEDIA_TYPE *pmtTarget,
199                               const AM_MEDIA_TYPE *pmtSource )
200 {
201     *pmtTarget = *pmtSource;
202
203     if( !pmtSource || !pmtTarget ) return S_FALSE;
204
205     if( pmtSource->cbFormat && pmtSource->pbFormat )
206     {
207         pmtTarget->pbFormat = (PBYTE)CoTaskMemAlloc( pmtSource->cbFormat );
208         if( pmtTarget->pbFormat == NULL )
209         {
210             pmtTarget->cbFormat = 0;
211             return E_OUTOFMEMORY;
212         }
213         else
214         {
215             CopyMemory( (PVOID)pmtTarget->pbFormat, (PVOID)pmtSource->pbFormat,
216                         pmtTarget->cbFormat );
217         }
218     }
219     if( pmtTarget->pUnk != NULL )
220     {
221         pmtTarget->pUnk->AddRef();
222     }
223
224     return S_OK;
225 }
226
227 int GetFourCCFromMediaType( const AM_MEDIA_TYPE &media_type )
228 {
229     int i_fourcc = 0;
230
231     if( media_type.majortype == MEDIATYPE_Video )
232     {
233         /* currently only support this type of video info format */
234         if( 1 /* media_type.formattype == FORMAT_VideoInfo */ )
235         {
236             /* Packed RGB formats */
237             if( media_type.subtype == MEDIASUBTYPE_RGB1 )
238                i_fourcc = VLC_FOURCC( 'R', 'G', 'B', '1' );
239             else if( media_type.subtype == MEDIASUBTYPE_RGB4 )
240                i_fourcc = VLC_FOURCC( 'R', 'G', 'B', '4' );
241             else if( media_type.subtype == MEDIASUBTYPE_RGB8 )
242                i_fourcc = VLC_FOURCC( 'R', 'G', 'B', '8' );
243             else if( media_type.subtype == MEDIASUBTYPE_RGB555 )
244                i_fourcc = VLC_FOURCC( 'R', 'V', '1', '5' );
245             else if( media_type.subtype == MEDIASUBTYPE_RGB565 )
246                i_fourcc = VLC_FOURCC( 'R', 'V', '1', '6' );
247             else if( media_type.subtype == MEDIASUBTYPE_RGB24 )
248                i_fourcc = VLC_FOURCC( 'R', 'V', '2', '4' );
249             else if( media_type.subtype == MEDIASUBTYPE_RGB32 )
250                i_fourcc = VLC_FOURCC( 'R', 'V', '3', '2' );
251             else if( media_type.subtype == MEDIASUBTYPE_ARGB32 )
252                i_fourcc = VLC_FOURCC( 'R', 'G', 'B', 'A' );
253
254             /* Planar YUV formats */
255             else if( media_type.subtype == MEDIASUBTYPE_I420 )
256                i_fourcc = VLC_FOURCC( 'I', '4', '2', '0' );
257             else if( media_type.subtype == MEDIASUBTYPE_Y41P )
258                i_fourcc = VLC_FOURCC( 'I', '4', '1', '1' );
259             else if( media_type.subtype == MEDIASUBTYPE_YV12 )
260                i_fourcc = VLC_FOURCC( 'Y', 'V', '1', '2' );
261             else if( media_type.subtype == MEDIASUBTYPE_IYUV )
262                i_fourcc = VLC_FOURCC( 'Y', 'V', '1', '2' );
263             else if( media_type.subtype == MEDIASUBTYPE_YVU9 )
264                i_fourcc = VLC_FOURCC( 'Y', 'V', 'U', '9' );
265
266             /* Packed YUV formats */
267             else if( media_type.subtype == MEDIASUBTYPE_YVYU )
268                i_fourcc = VLC_FOURCC( 'Y', 'V', 'Y', 'U' );
269             else if( media_type.subtype == MEDIASUBTYPE_YUYV )
270                i_fourcc = VLC_FOURCC( 'Y', 'U', 'Y', '2' );
271             else if( media_type.subtype == MEDIASUBTYPE_Y411 )
272                i_fourcc = VLC_FOURCC( 'I', '4', '1', 'N' );
273             else if( media_type.subtype == MEDIASUBTYPE_Y211 )
274                i_fourcc = VLC_FOURCC( 'Y', '2', '1', '1' );
275             else if( media_type.subtype == MEDIASUBTYPE_YUY2 )
276                i_fourcc = VLC_FOURCC( 'Y', 'U', 'Y', '2' );
277             else if( media_type.subtype == MEDIASUBTYPE_UYVY )
278                i_fourcc = VLC_FOURCC( 'U', 'Y', 'V', 'Y' );
279
280             /* MPEG2 video elementary stream */
281             else if( media_type.subtype == MEDIASUBTYPE_MPEG2_VIDEO )
282                i_fourcc = VLC_FOURCC( 'm', 'p', '2', 'v' );
283
284         /* DivX video */
285             else if( media_type.subtype == MEDIASUBTYPE_DIVX )
286                i_fourcc = VLC_FOURCC( 'D', 'I', 'V', 'X' );
287
288             /* DV formats */
289             else if( media_type.subtype == MEDIASUBTYPE_dvsl )
290                i_fourcc = VLC_FOURCC( 'd', 'v', 's', 'l' );
291             else if( media_type.subtype == MEDIASUBTYPE_dvsd )
292                i_fourcc = VLC_FOURCC( 'd', 'v', 's', 'd' );
293             else if( media_type.subtype == MEDIASUBTYPE_dvhd )
294                i_fourcc = VLC_FOURCC( 'd', 'v', 'h', 'd' );
295
296             /* MJPEG format */
297             else if( media_type.subtype == MEDIASUBTYPE_MJPG )
298                 i_fourcc = VLC_FOURCC( 'M', 'J', 'P', 'G' );
299
300         }
301     }
302     else if( media_type.majortype == MEDIATYPE_Audio )
303     {
304         /* currently only support this type of audio info format */
305         if( media_type.formattype == FORMAT_WaveFormatEx )
306         {
307             if( media_type.subtype == MEDIASUBTYPE_PCM )
308                 i_fourcc = VLC_FOURCC( 'a', 'r', 'a', 'w' );
309             else if( media_type.subtype == MEDIASUBTYPE_IEEE_FLOAT )
310                 i_fourcc = VLC_FOURCC( 'f', 'l', '3', '2' );
311         }
312     }
313     else if( media_type.majortype == MEDIATYPE_Stream )
314     {
315         if( media_type.subtype == MEDIASUBTYPE_MPEG2_PROGRAM )
316             i_fourcc = VLC_FOURCC( 'm', 'p', '2', 'p' );
317         else if( media_type.subtype == MEDIASUBTYPE_MPEG2_TRANSPORT )
318             i_fourcc = VLC_FOURCC( 'm', 'p', '2', 't' );
319     }
320
321     return i_fourcc;
322 }
323
324 /****************************************************************************
325  * Implementation of our dummy directshow filter pin class
326  ****************************************************************************/
327
328 CapturePin::CapturePin( vlc_object_t *_p_input, access_sys_t *_p_sys,
329                         CaptureFilter *_p_filter,
330                         AM_MEDIA_TYPE *mt, size_t mt_count )
331   : p_input( _p_input ), p_sys( _p_sys ), p_filter( _p_filter ),
332     p_connected_pin( NULL ),  media_types(mt), media_type_count(mt_count),
333     i_ref( 1 )
334 {
335     cx_media_type.majortype = mt[0].majortype;
336     cx_media_type.subtype   = GUID_NULL;
337     cx_media_type.pbFormat  = NULL;
338     cx_media_type.cbFormat  = 0;
339     cx_media_type.pUnk      = NULL;
340 }
341
342 CapturePin::~CapturePin()
343 {
344 #ifdef DEBUG_DSHOW
345     msg_Dbg( p_input, "CapturePin::~CapturePin" );
346 #endif
347     for( size_t c=0; c<media_type_count; c++ )
348     {
349         FreeMediaType(media_types[c]);
350     }
351     FreeMediaType(cx_media_type);
352 }
353
354 HRESULT CapturePin::CustomGetSample( VLCMediaSample *vlc_sample )
355 {
356 #if 0 //def DEBUG_DSHOW
357     msg_Dbg( p_input, "CapturePin::CustomGetSample" );
358 #endif
359
360     vlc_mutex_lock( &p_sys->lock );
361     if( samples_queue.size() )
362     {
363         *vlc_sample = samples_queue.back();
364         samples_queue.pop_back();
365         vlc_mutex_unlock( &p_sys->lock );
366         return S_OK;
367     }
368     vlc_mutex_unlock( &p_sys->lock );
369     return S_FALSE;
370 }
371
372 AM_MEDIA_TYPE &CapturePin::CustomGetMediaType()
373 {
374     return cx_media_type;
375 }
376
377 /* IUnknown methods */
378 STDMETHODIMP CapturePin::QueryInterface(REFIID riid, void **ppv)
379 {
380 #ifdef DEBUG_DSHOW_L1
381     msg_Dbg( p_input, "CapturePin::QueryInterface" );
382 #endif
383
384     if( riid == IID_IUnknown ||
385         riid == IID_IPin )
386     {
387         AddRef();
388         *ppv = (IPin *)this;
389         return NOERROR;
390     }
391     if( riid == IID_IMemInputPin )
392     {
393         AddRef();
394         *ppv = (IMemInputPin *)this;
395         return NOERROR;
396     }
397     else
398     {
399 #ifdef DEBUG_DSHOW_L1
400         msg_Dbg( p_input, "CapturePin::QueryInterface() failed for: "
401                  "%04X-%02X-%02X-%02X%02X%02X%02X%02X%02X%02X%02X",
402                  (int)riid.Data1, (int)riid.Data2, (int)riid.Data3,
403                  static_cast<int>(riid.Data4[0]), (int)riid.Data4[1],
404                  (int)riid.Data4[2], (int)riid.Data4[3],
405                  (int)riid.Data4[4], (int)riid.Data4[5],
406                  (int)riid.Data4[6], (int)riid.Data4[7] );
407 #endif
408         *ppv = NULL;
409         return E_NOINTERFACE;
410     }
411 }
412
413 STDMETHODIMP_(ULONG) CapturePin::AddRef()
414 {
415 #ifdef DEBUG_DSHOW_L1
416     msg_Dbg( p_input, "CapturePin::AddRef (ref: %i)", i_ref );
417 #endif
418
419     return i_ref++;
420 };
421 STDMETHODIMP_(ULONG) CapturePin::Release()
422 {
423 #ifdef DEBUG_DSHOW_L1
424     msg_Dbg( p_input, "CapturePin::Release (ref: %i)", i_ref );
425 #endif
426
427     if( !InterlockedDecrement(&i_ref) ) delete this;
428
429     return 0;
430 };
431
432 /* IPin methods */
433 STDMETHODIMP CapturePin::Connect( IPin * pReceivePin,
434                                   const AM_MEDIA_TYPE *pmt )
435 {
436     if( State_Running == p_filter->state )
437     {
438         msg_Dbg( p_input, "CapturePin::Connect [not stopped]" );
439         return VFW_E_NOT_STOPPED;
440     }
441
442     if( p_connected_pin )
443     {
444         msg_Dbg( p_input, "CapturePin::Connect [already connected]" );
445         return VFW_E_ALREADY_CONNECTED;
446     }
447
448     if( !pmt ) return S_OK;
449  
450     if( GUID_NULL != pmt->majortype &&
451         media_types[0].majortype != pmt->majortype )
452     {
453         msg_Dbg( p_input, "CapturePin::Connect [media major type mismatch]" );
454         return S_FALSE;
455     }
456
457     if( GUID_NULL != pmt->subtype && !GetFourCCFromMediaType(*pmt) )
458     {
459         msg_Dbg( p_input, "CapturePin::Connect [media subtype type "
460                  "not supported]" );
461         return S_FALSE;
462     }
463
464     if( pmt->pbFormat && pmt->majortype == MEDIATYPE_Video  )
465     {
466         if( !((VIDEOINFOHEADER *)pmt->pbFormat)->bmiHeader.biHeight ||
467             !((VIDEOINFOHEADER *)pmt->pbFormat)->bmiHeader.biWidth )
468         {
469             msg_Dbg( p_input, "CapturePin::Connect "
470                      "[video width/height == 0 ]" );
471             return S_FALSE;
472         }
473     }
474
475     msg_Dbg( p_input, "CapturePin::Connect [OK]" );
476     return S_OK;
477 }
478 STDMETHODIMP CapturePin::ReceiveConnection( IPin * pConnector,
479                                             const AM_MEDIA_TYPE *pmt )
480 {
481     if( State_Stopped != p_filter->state )
482     {
483         msg_Dbg( p_input, "CapturePin::ReceiveConnection [not stopped]" );
484         return VFW_E_NOT_STOPPED;
485     }
486
487     if( !pConnector || !pmt )
488     {
489         msg_Dbg( p_input, "CapturePin::ReceiveConnection [null pointer]" );
490         return E_POINTER;
491     }
492
493     if( p_connected_pin )
494     {
495         msg_Dbg( p_input, "CapturePin::ReceiveConnection [already connected]");
496         return VFW_E_ALREADY_CONNECTED;
497     }
498
499     if( S_OK != QueryAccept(pmt) )
500     {
501         msg_Dbg( p_input, "CapturePin::ReceiveConnection "
502                  "[media type not accepted]" );
503         return VFW_E_TYPE_NOT_ACCEPTED;
504     }
505
506     msg_Dbg( p_input, "CapturePin::ReceiveConnection [OK]" );
507
508     p_connected_pin = pConnector;
509     p_connected_pin->AddRef();
510
511     FreeMediaType( cx_media_type );
512     return CopyMediaType( &cx_media_type, pmt );
513 }
514 STDMETHODIMP CapturePin::Disconnect()
515 {
516     if( ! p_connected_pin )
517     {
518         msg_Dbg( p_input, "CapturePin::Disconnect [not connected]" );
519         return S_FALSE;
520     }
521
522     msg_Dbg( p_input, "CapturePin::Disconnect [OK]" );
523
524     /* samples_queue was already flushed in EndFlush() */
525
526     p_connected_pin->Release();
527     p_connected_pin = NULL;
528     //FreeMediaType( cx_media_type );
529     //cx_media_type.subtype = GUID_NULL;
530
531     return S_OK;
532 }
533 STDMETHODIMP CapturePin::ConnectedTo( IPin **pPin )
534 {
535     if( !p_connected_pin )
536     {
537         msg_Dbg( p_input, "CapturePin::ConnectedTo [not connected]" );
538         return VFW_E_NOT_CONNECTED;
539     }
540
541     p_connected_pin->AddRef();
542     *pPin = p_connected_pin;
543
544     msg_Dbg( p_input, "CapturePin::ConnectedTo [OK]" );
545
546     return S_OK;
547 }
548 STDMETHODIMP CapturePin::ConnectionMediaType( AM_MEDIA_TYPE *pmt )
549 {
550     if( !p_connected_pin )
551     {
552         msg_Dbg( p_input, "CapturePin::ConnectionMediaType [not connected]" );
553         return VFW_E_NOT_CONNECTED;
554     }
555
556     return CopyMediaType( pmt, &cx_media_type );
557 }
558 STDMETHODIMP CapturePin::QueryPinInfo( PIN_INFO * pInfo )
559 {
560 #ifdef DEBUG_DSHOW
561     msg_Dbg( p_input, "CapturePin::QueryPinInfo" );
562 #endif
563
564     pInfo->pFilter = p_filter;
565     if( p_filter ) p_filter->AddRef();
566
567     memcpy(pInfo->achName, PIN_NAME, sizeof(PIN_NAME));
568     pInfo->dir = PINDIR_INPUT;
569
570     return NOERROR;
571 }
572 STDMETHODIMP CapturePin::QueryDirection( PIN_DIRECTION * pPinDir )
573 {
574 #ifdef DEBUG_DSHOW
575     msg_Dbg( p_input, "CapturePin::QueryDirection" );
576 #endif
577
578     *pPinDir = PINDIR_INPUT;
579     return NOERROR;
580 }
581 STDMETHODIMP CapturePin::QueryId( LPWSTR * Id )
582 {
583 #ifdef DEBUG_DSHOW
584     msg_Dbg( p_input, "CapturePin::QueryId" );
585 #endif
586
587     *Id = L"VideoLAN Capture Pin";
588
589     return S_OK;
590 }
591 STDMETHODIMP CapturePin::QueryAccept( const AM_MEDIA_TYPE *pmt )
592 {
593     if( State_Stopped != p_filter->state )
594     {
595         msg_Dbg( p_input, "CapturePin::QueryAccept [not stopped]" );
596         return S_FALSE;
597     }
598
599     if( media_types[0].majortype != pmt->majortype )
600     {
601         msg_Dbg( p_input, "CapturePin::QueryAccept [media type mismatch]" );
602         return S_FALSE;
603     }
604
605     int i_fourcc = GetFourCCFromMediaType(*pmt);
606     if( !i_fourcc )
607     {
608         msg_Dbg( p_input, "CapturePin::QueryAccept "
609                  "[media type not supported]" );
610         return S_FALSE;
611     }
612
613     if( pmt->majortype == MEDIATYPE_Video )
614     {
615         if( pmt->pbFormat &&
616             ( (((VIDEOINFOHEADER *)pmt->pbFormat)->bmiHeader.biHeight == 0) ||
617               (((VIDEOINFOHEADER *)pmt->pbFormat)->bmiHeader.biWidth == 0) ) )
618         {
619             msg_Dbg( p_input, "CapturePin::QueryAccept [video size wxh == 0]");
620             return S_FALSE;
621         }
622
623         msg_Dbg( p_input, "CapturePin::QueryAccept [OK] "
624                  "(width=%ld, height=%ld, chroma=%4.4s, fps=%f)",
625                  ((VIDEOINFOHEADER *)pmt->pbFormat)->bmiHeader.biWidth,
626                  ((VIDEOINFOHEADER *)pmt->pbFormat)->bmiHeader.biHeight,
627                  (char *)&i_fourcc,
628          10000000.0f/((float)((VIDEOINFOHEADER *)pmt->pbFormat)->AvgTimePerFrame) );
629     }
630     else if( pmt->majortype == MEDIATYPE_Audio )
631     {
632         msg_Dbg( p_input, "CapturePin::QueryAccept [OK] (channels=%d, "
633                  "samples/sec=%lu, bits/samples=%d, format=%4.4s)",
634                  ((WAVEFORMATEX *)pmt->pbFormat)->nChannels,
635                  ((WAVEFORMATEX *)pmt->pbFormat)->nSamplesPerSec,
636                  ((WAVEFORMATEX *)pmt->pbFormat)->wBitsPerSample,
637                  (char *)&i_fourcc );
638     }
639     else
640     {
641         msg_Dbg( p_input, "CapturePin::QueryAccept [OK] (stream format=%4.4s)",
642                  (char *)&i_fourcc );
643     }
644
645     if( p_connected_pin )
646     {
647         FreeMediaType( cx_media_type );
648         CopyMediaType( &cx_media_type, pmt );
649     }
650
651     return S_OK;
652 }
653 STDMETHODIMP CapturePin::EnumMediaTypes( IEnumMediaTypes **ppEnum )
654 {
655 #ifdef DEBUG_DSHOW_L1
656     msg_Dbg( p_input, "CapturePin::EnumMediaTypes" );
657 #endif
658
659     *ppEnum = new CaptureEnumMediaTypes( p_input, this, NULL );
660
661     if( *ppEnum == NULL ) return E_OUTOFMEMORY;
662
663     return NOERROR;
664 }
665 STDMETHODIMP CapturePin::QueryInternalConnections( IPin* *apPin, ULONG *nPin )
666 {
667 #ifdef DEBUG_DSHOW_L1
668     msg_Dbg( p_input, "CapturePin::QueryInternalConnections" );
669 #endif
670     return E_NOTIMPL;
671 }
672 STDMETHODIMP CapturePin::EndOfStream( void )
673 {
674 #ifdef DEBUG_DSHOW
675     msg_Dbg( p_input, "CapturePin::EndOfStream" );
676 #endif
677     return S_OK;
678 }
679 STDMETHODIMP CapturePin::BeginFlush( void )
680 {
681 #ifdef DEBUG_DSHOW
682     msg_Dbg( p_input, "CapturePin::BeginFlush" );
683 #endif
684     return S_OK;
685 }
686 STDMETHODIMP CapturePin::EndFlush( void )
687 {
688 #ifdef DEBUG_DSHOW
689     msg_Dbg( p_input, "CapturePin::EndFlush" );
690 #endif
691
692     VLCMediaSample vlc_sample;
693
694     vlc_mutex_lock( &p_sys->lock );
695     while( samples_queue.size() )
696     {
697         vlc_sample = samples_queue.back();
698         samples_queue.pop_back();
699         vlc_sample.p_sample->Release();
700     }
701     vlc_mutex_unlock( &p_sys->lock );
702
703     return S_OK;
704 }
705 STDMETHODIMP CapturePin::NewSegment( REFERENCE_TIME tStart,
706                                      REFERENCE_TIME tStop,
707                                      double dRate )
708 {
709 #ifdef DEBUG_DSHOW
710     msg_Dbg( p_input, "CapturePin::NewSegment" );
711 #endif
712     return S_OK;
713 }
714
715 /* IMemInputPin methods */
716 STDMETHODIMP CapturePin::GetAllocator( IMemAllocator **ppAllocator )
717 {
718 #ifdef DEBUG_DSHOW
719     msg_Dbg( p_input, "CapturePin::GetAllocator" );
720 #endif
721
722     return VFW_E_NO_ALLOCATOR;
723 }
724 STDMETHODIMP CapturePin::NotifyAllocator( IMemAllocator *pAllocator,
725                                           BOOL bReadOnly )
726 {
727 #ifdef DEBUG_DSHOW
728     msg_Dbg( p_input, "CapturePin::NotifyAllocator" );
729 #endif
730
731     return S_OK;
732 }
733 STDMETHODIMP CapturePin::GetAllocatorRequirements( ALLOCATOR_PROPERTIES *pProps )
734 {
735 #ifdef DEBUG_DSHOW
736     msg_Dbg( p_input, "CapturePin::GetAllocatorRequirements" );
737 #endif
738
739     return E_NOTIMPL;
740 }
741 STDMETHODIMP CapturePin::Receive( IMediaSample *pSample )
742 {
743 #if 0 //def DEBUG_DSHOW
744     msg_Dbg( p_input, "CapturePin::Receive" );
745 #endif
746
747     pSample->AddRef();
748     mtime_t i_timestamp = mdate() * 10;
749     VLCMediaSample vlc_sample = {pSample, i_timestamp};
750
751     vlc_mutex_lock( &p_sys->lock );
752     samples_queue.push_front( vlc_sample );
753
754     /* Make sure we don't cache too many samples */
755     if( samples_queue.size() > 10 )
756     {
757         vlc_sample = samples_queue.back();
758         samples_queue.pop_back();
759         msg_Dbg( p_input, "CapturePin::Receive trashing late input sample" );
760         vlc_sample.p_sample->Release();
761     }
762
763     vlc_cond_signal( &p_sys->wait );
764     vlc_mutex_unlock( &p_sys->lock );
765
766     return S_OK;
767 }
768 STDMETHODIMP CapturePin::ReceiveMultiple( IMediaSample **pSamples,
769                                           long nSamples,
770                                           long *nSamplesProcessed )
771 {
772     HRESULT hr = S_OK;
773
774     *nSamplesProcessed = 0;
775     while( nSamples-- > 0 )
776     {
777          hr = Receive( pSamples[*nSamplesProcessed] );
778          if( hr != S_OK ) break;
779          (*nSamplesProcessed)++;
780     }
781     return hr;
782 }
783 STDMETHODIMP CapturePin::ReceiveCanBlock( void )
784 {
785 #ifdef DEBUG_DSHOW
786     msg_Dbg( p_input, "CapturePin::ReceiveCanBlock" );
787 #endif
788
789     return S_FALSE; /* Thou shalt not block */
790 }
791
792 /****************************************************************************
793  * Implementation of our dummy directshow filter class
794  ****************************************************************************/
795 CaptureFilter::CaptureFilter( vlc_object_t *_p_input, access_sys_t *p_sys,
796                               AM_MEDIA_TYPE *mt, size_t mt_count )
797   : p_input( _p_input ),
798     p_pin( new CapturePin( _p_input, p_sys, this, mt, mt_count ) ),
799     state( State_Stopped ), i_ref( 1 )
800 {
801 }
802
803 CaptureFilter::~CaptureFilter()
804 {
805 #ifdef DEBUG_DSHOW
806     msg_Dbg( p_input, "CaptureFilter::~CaptureFilter" );
807 #endif
808     p_pin->Release();
809 }
810
811 /* IUnknown methods */
812 STDMETHODIMP CaptureFilter::QueryInterface( REFIID riid, void **ppv )
813 {
814 #ifdef DEBUG_DSHOW_L1
815     msg_Dbg( p_input, "CaptureFilter::QueryInterface" );
816 #endif
817
818     if( riid == IID_IUnknown )
819     {
820         AddRef();
821         *ppv = (IUnknown *)this;
822         return NOERROR;
823     }
824     if( riid == IID_IPersist )
825     {
826         AddRef();
827         *ppv = (IPersist *)this;
828         return NOERROR;
829     }
830     if( riid == IID_IMediaFilter )
831     {
832         AddRef();
833         *ppv = (IMediaFilter *)this;
834         return NOERROR;
835     }
836     if( riid == IID_IBaseFilter )
837     {
838         AddRef();
839         *ppv = (IBaseFilter *)this;
840         return NOERROR;
841     }
842     else
843     {
844 #ifdef DEBUG_DSHOW_L1
845         msg_Dbg( p_input, "CaptureFilter::QueryInterface() failed for: "
846                  "%04X-%02X-%02X-%02X%02X%02X%02X%02X%02X%02X%02X",
847                  (int)riid.Data1, (int)riid.Data2, (int)riid.Data3,
848                  static_cast<int>(riid.Data4[0]), (int)riid.Data4[1],
849                  (int)riid.Data4[2], (int)riid.Data4[3],
850                  (int)riid.Data4[4], (int)riid.Data4[5],
851                  (int)riid.Data4[6], (int)riid.Data4[7] );
852 #endif
853         *ppv = NULL;
854         return E_NOINTERFACE;
855     }
856 };
857 STDMETHODIMP_(ULONG) CaptureFilter::AddRef()
858 {
859 #ifdef DEBUG_DSHOW_L1
860     msg_Dbg( p_input, "CaptureFilter::AddRef (ref: %i)", i_ref );
861 #endif
862
863     return i_ref++;
864 };
865 STDMETHODIMP_(ULONG) CaptureFilter::Release()
866 {
867 #ifdef DEBUG_DSHOW_L1
868     msg_Dbg( p_input, "CaptureFilter::Release (ref: %i)", i_ref );
869 #endif
870
871     if( !InterlockedDecrement(&i_ref) ) delete this;
872
873     return 0;
874 };
875
876 /* IPersist method */
877 STDMETHODIMP CaptureFilter::GetClassID(C