1 /*****************************************************************************
2 * filter.c : DirectShow access module for vlc
3 *****************************************************************************
4 * Copyright (C) 2002 VideoLAN
7 * Author: Gildas Bazin <gbazin@videolan.org>
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.
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.
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., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
22 *****************************************************************************/
24 /*****************************************************************************
26 *****************************************************************************/
32 #include <vlc/input.h>
36 /* Work-around a bug in w32api-2.5 */
37 # define QACONTAINERFLAGS QACONTAINERFLAGS_SOMETHINGELSE
51 #define FILTER_NAME L"VideoLAN Capture Filter"
52 #define PIN_NAME L"Capture"
54 /*****************************************************************************
56 * Easier to define them hear as mingw doesn't provide them all.
57 *****************************************************************************/
58 const GUID CLSID_SystemDeviceEnum = {0x62be5d10, 0x60eb, 0x11d0, {0xbd, 0x3b, 0x00, 0xa0, 0xc9, 0x11, 0xce, 0x86}};
59 const GUID CLSID_VideoInputDeviceCategory = {0x860BB310,0x5D01,0x11d0,{0xBD,0x3B,0x00,0xA0,0xC9,0x11,0xCE,0x86}};
60 const GUID CLSID_AudioInputDeviceCategory = {0x33d9a762, 0x90c8, 0x11d0, {0xbd, 0x43, 0x00, 0xa0, 0xc9, 0x11, 0xce, 0x86}};
61 const GUID IID_IPropertyBag = {0x55272A00, 0x42CB, 0x11CE, {0x81, 0x35, 0x00, 0xAA, 0x00, 0x4B, 0xB8, 0x51}};
62 const GUID IID_ICreateDevEnum = {0x29840822, 0x5b84, 0x11d0, {0xbd, 0x3b, 0x00, 0xa0, 0xc9, 0x11, 0xce, 0x86}};
63 const GUID IID_IFilterGraph = {0x56a8689f, 0x0ad4, 0x11ce, {0xb0, 0x3a, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
64 const GUID IID_IMediaControl = {0x56a868b1, 0x0ad4, 0x11ce, {0xb0, 0x3a, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
65 const GUID CLSID_FilterGraph = {0xe436ebb3, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
67 const GUID IID_IUnknown = {0x00000000, 0x0000, 0x0000, {0xc0,0x00, 0x00,0x00,0x00,0x00,0x00,0x46}};
68 const GUID IID_IPersist = {0x0000010c, 0x0000, 0x0000, {0xc0,0x00, 0x00,0x00,0x00,0x00,0x00,0x46}};
69 const GUID IID_IMediaFilter = {0x56a86899, 0x0ad4, 0x11ce, {0xb0,0x3a, 0x00,0x20,0xaf,0x0b,0xa7,0x70}};
70 const GUID IID_IBaseFilter = {0x56a86895, 0x0ad4, 0x11ce, {0xb0, 0x3a, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
71 const GUID IID_IPin = {0x56a86891, 0x0ad4, 0x11ce, {0xb0,0x3a, 0x00,0x20,0xaf,0x0b,0xa7,0x70}};
72 const GUID IID_IMemInputPin = {0x56a8689d, 0x0ad4, 0x11ce, {0xb0,0x3a, 0x00,0x20,0xaf,0x0b,0xa7,0x70}};
74 const GUID IID_IEnumPins = {0x56a86892, 0x0ad4, 0x11ce, {0xb0,0x3a, 0x00,0x20,0xaf,0x0b,0xa7,0x70}};
75 const GUID IID_IEnumMediaTypes = {0x89c31040, 0x846b, 0x11ce, {0x97,0xd3, 0x00,0xaa,0x00,0x55,0x59,0x5a}};
77 const GUID IID_IAMBufferNegotiation = {0x56ed71a0, 0xaf5f, 0x11d0, {0xb3, 0xf0, 0x00, 0xaa, 0x00, 0x37, 0x61, 0xc5}};
79 const GUID IID_ISpecifyPropertyPages = {0xb196b28b, 0xbab4, 0x101a, {0xb6, 0x9c, 0x00, 0xaa, 0x00, 0x34, 0x1d, 0x07}};
81 const GUID IID_IQualityControl = {0x56a868a5, 0x0ad4, 0x11ce, {0xb, 0x3a, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
83 const GUID CLSID_CaptureGraphBuilder2 = {0xBF87B6E1, 0x8C27, 0x11d0, {0xB3, 0xF0, 0x0, 0xAA, 0x00, 0x37, 0x61, 0xC5}};
85 const GUID IID_IGraphBuilder = {0x56a868a9, 0x0ad4, 0x11ce, {0xb0, 0x3a, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
87 const GUID IID_ICaptureGraphBuilder2 = {0x93E5A4E0, 0x2D50, 0x11d2, {0xAB, 0xFA, 0x00, 0xA0, 0xC9, 0xC6, 0xE3, 0x8D}};
89 const GUID IID_IAMTVAudio = {0x83EC1C30, 0x23D1, 0x11d1, {0x99, 0xE6, 0x00, 0xA0, 0xC9, 0x56, 0x02, 0x66}};
90 const GUID IID_IAMStreamConfig = {0xC6E13340, 0x30AC, 0x11d0, {0xA1, 0x8C, 0x00, 0xA0, 0xC9, 0x11, 0x89, 0x56}};
91 const GUID IID_IAMCrossbar = {0xC6E13380, 0x30AC, 0x11d0, {0xA1, 0x8C, 0x00, 0xA0, 0xC9, 0x11, 0x89, 0x56}};
92 const GUID IID_IAMTVTuner = {0x211A8766, 0x03AC, 0x11d1, {0x8D, 0x13, 0x00, 0xAA, 0x00, 0xBD, 0x83, 0x39}};
94 const GUID IID_IKsPropertySet = {0x31EFAC30, 0x515C, 0x11d0, {0xA9, 0xAA, 0x00, 0xAA, 0x00, 0x61, 0xBE, 0x93}};
98 * MEDIATYPEs and MEDIASUBTYPEs
100 const GUID MEDIATYPE_Video = {0x73646976, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
101 const GUID MEDIATYPE_Interleaved = {0x73766169, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
102 const GUID MEDIATYPE_Stream = {0xe436eb83, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
103 const GUID MEDIASUBTYPE_PREVIEW_VIDEO = {0x2859e1da, 0xb81f, 0x4fbd, {0x94, 0x3b, 0xe2, 0x37, 0x24, 0xa1, 0xab, 0xb3}};
105 /* Packed RGB formats */
106 const GUID MEDIASUBTYPE_RGB1 = {0xe436eb78, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
107 const GUID MEDIASUBTYPE_RGB4 = {0xe436eb79, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
108 const GUID MEDIASUBTYPE_RGB8 = {0xe436eb7a, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
109 const GUID MEDIASUBTYPE_RGB565 = {0xe436eb7b, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
110 const GUID MEDIASUBTYPE_RGB555 = {0xe436eb7c, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
111 const GUID MEDIASUBTYPE_RGB24 = {0xe436eb7d, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
112 const GUID MEDIASUBTYPE_RGB32 = {0xe436eb7e, 0x524f, 0x11ce, {0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70}};
113 const GUID MEDIASUBTYPE_ARGB32 = {0x773c9ac0, 0x3274, 0x11d0, {0xb7, 0x24, 0x0, 0xaa, 0x0, 0x6c, 0x1a, 0x1}};
115 /* Packed YUV formats */
116 const GUID MEDIASUBTYPE_YUYV = {0x56595559, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
117 const GUID MEDIASUBTYPE_Y411 = {0x31313459, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
118 const GUID MEDIASUBTYPE_Y211 = {0x31313259, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
119 const GUID MEDIASUBTYPE_YUY2 = {0x32595559, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
120 const GUID MEDIASUBTYPE_YVYU = {0x55595659, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
121 const GUID MEDIASUBTYPE_UYVY = {0x59565955, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
123 /* Planar YUV formats */
124 const GUID MEDIASUBTYPE_YVU9 = {0x39555659, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
125 const GUID MEDIASUBTYPE_YV12 = {0x32315659, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
126 const GUID MEDIASUBTYPE_IYUV = {0x56555949, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}}; /* identical to YV12 */
127 const GUID MEDIASUBTYPE_Y41P = {0x50313459, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
128 const GUID MEDIASUBTYPE_I420 = {0x30323449, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
130 const GUID MEDIATYPE_Audio = {0x73647561, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
131 const GUID FORMAT_WaveFormatEx = {0x05589f81, 0xc356, 0x11ce, {0xbf, 0x01, 0x00, 0xaa, 0x00, 0x55, 0x59, 0x5a}};
132 const GUID MEDIASUBTYPE_PCM = {0x00000001, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
133 const GUID MEDIASUBTYPE_IEEE_FLOAT = {0x00000003, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
136 const GUID MEDIASUBTYPE_dvsd = {0x64737664, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
137 const GUID MEDIASUBTYPE_dvhd = {0x64687664, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
138 const GUID MEDIASUBTYPE_dvsl = {0x6c737664, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
141 const GUID MEDIASUBTYPE_MPEG2_VIDEO = {0xe06d8026, 0xdb46, 0x11cf, {0xb4, 0xd1, 0x00, 0x80, 0x5f, 0x6c, 0xbb, 0xea}};
142 const GUID MEDIASUBTYPE_MPEG2_PROGRAM = {0xe06d8022, 0xdb46, 0x11cf, {0xb4, 0xd1, 0x00, 0x80, 0x5f, 0x6c, 0xbb, 0xea}};
143 const GUID MEDIASUBTYPE_MPEG2_TRANSPORT = {0xe06d8023, 0xdb46, 0x11cf, {0xb4, 0xd1, 0x00, 0x80, 0x5f, 0x6c, 0xbb, 0xea}};
144 const GUID FORMAT_MPEG2Video = {0xe06d80e3, 0xdb46, 0x11cf, {0xb4, 0xd1, 0x00, 0x80, 0x5f, 0x6c, 0xbb, 0xea}};
147 const GUID FORMAT_AnalogVideo = {0x482dde0, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
149 const GUID MEDIATYPE_AnalogVideo = {0x482dde1, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xab, 0x0, 0x6e, 0xcb, 0x65}};
151 const GUID MEDIASUBTYPE_AnalogVideo_NTSC_M = {0x482dde2, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
152 const GUID MEDIASUBTYPE_AnalogVideo_PAL_B = {0x482dde5, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
153 const GUID MEDIASUBTYPE_AnalogVideo_PAL_D = {0x482dde6, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
154 const GUID MEDIASUBTYPE_AnalogVideo_PAL_G = {0x482dde7, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
155 const GUID MEDIASUBTYPE_AnalogVideo_PAL_H = {0x482dde8, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
156 const GUID MEDIASUBTYPE_AnalogVideo_PAL_I = {0x482dde9, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
157 const GUID MEDIASUBTYPE_AnalogVideo_PAL_M = {0x482ddea, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
158 const GUID MEDIASUBTYPE_AnalogVideo_PAL_N = {0x482ddeb, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
159 const GUID MEDIASUBTYPE_AnalogVideo_PAL_N_COMBO = {0x482ddec, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
160 const GUID MEDIASUBTYPE_AnalogVideo_SECAM_B = {0x482ddf0, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
161 const GUID MEDIASUBTYPE_AnalogVideo_SECAM_D = {0x482ddf1, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
162 const GUID MEDIASUBTYPE_AnalogVideo_SECAM_G = {0x482ddf2, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
163 const GUID MEDIASUBTYPE_AnalogVideo_SECAM_H = {0x482ddf3, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
164 const GUID MEDIASUBTYPE_AnalogVideo_SECAM_K = {0x482ddf4, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
165 const GUID MEDIASUBTYPE_AnalogVideo_SECAM_K1 = {0x482ddf5, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
166 const GUID MEDIASUBTYPE_AnalogVideo_SECAM_L = {0x482ddf6, 0x7817, 0x11cf, {0x8a, 0x3, 0x0, 0xaa, 0x0, 0x6e, 0xcb, 0x65}};
168 const GUID AMPROPSETID_Pin= {0x9b00f101, 0x1567, 0x11d1, {0xb3, 0xf1, 0x0, 0xaa, 0x0, 0x37, 0x61, 0xc5}};
169 const GUID PIN_CATEGORY_ANALOGVIDEOIN= {0xfb6c4283, 0x0353, 0x11d1, {0x90, 0x5f, 0x00, 0x00, 0xc0, 0xcc, 0x16, 0xba}};
170 const GUID PIN_CATEGORY_CAPTURE= {0xfb6c4281, 0x0353, 0x11d1, {0x90, 0x5f, 0x0, 0x0, 0xc0, 0xcc, 0x16, 0xba}};
171 const GUID LOOK_UPSTREAM_ONLY= {0xac798be0, 0x98e3, 0x11d1, {0xb3, 0xf1, 0x0, 0xaa, 0x0, 0x37, 0x61, 0xc}};
173 const GUID GUID_NULL = {0x0000, 0x0000, 0x0000, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
175 void WINAPI FreeMediaType( AM_MEDIA_TYPE& mt )
177 if( mt.cbFormat != 0 )
179 CoTaskMemFree( (PVOID)mt.pbFormat );
183 if( mt.pUnk != NULL )
190 HRESULT WINAPI CopyMediaType( AM_MEDIA_TYPE *pmtTarget,
191 const AM_MEDIA_TYPE *pmtSource )
193 *pmtTarget = *pmtSource;
194 if( pmtSource->cbFormat != 0 )
196 pmtTarget->pbFormat = (PBYTE)CoTaskMemAlloc( pmtSource->cbFormat );
197 if( pmtTarget->pbFormat == NULL )
199 pmtTarget->cbFormat = 0;
200 return E_OUTOFMEMORY;
204 CopyMemory( (PVOID)pmtTarget->pbFormat, (PVOID)pmtSource->pbFormat,
205 pmtTarget->cbFormat );
208 if( pmtTarget->pUnk != NULL )
210 pmtTarget->pUnk->AddRef();
216 int GetFourCCFromMediaType(const AM_MEDIA_TYPE &media_type)
220 if( media_type.majortype == MEDIATYPE_Video )
222 /* Packed RGB formats */
223 if( media_type.subtype == MEDIASUBTYPE_RGB1 )
224 i_fourcc = VLC_FOURCC( 'R', 'G', 'B', '1' );
225 else if( media_type.subtype == MEDIASUBTYPE_RGB4 )
226 i_fourcc = VLC_FOURCC( 'R', 'G', 'B', '4' );
227 else if( media_type.subtype == MEDIASUBTYPE_RGB8 )
228 i_fourcc = VLC_FOURCC( 'R', 'G', 'B', '8' );
229 else if( media_type.subtype == MEDIASUBTYPE_RGB555 )
230 i_fourcc = VLC_FOURCC( 'R', 'V', '1', '5' );
231 else if( media_type.subtype == MEDIASUBTYPE_RGB565 )
232 i_fourcc = VLC_FOURCC( 'R', 'V', '1', '6' );
233 else if( media_type.subtype == MEDIASUBTYPE_RGB24 )
234 i_fourcc = VLC_FOURCC( 'R', 'V', '2', '4' );
235 else if( media_type.subtype == MEDIASUBTYPE_RGB32 )
236 i_fourcc = VLC_FOURCC( 'R', 'V', '3', '2' );
237 else if( media_type.subtype == MEDIASUBTYPE_ARGB32 )
238 i_fourcc = VLC_FOURCC( 'R', 'G', 'B', 'A' );
240 /* Planar YUV formats */
241 else if( media_type.subtype == MEDIASUBTYPE_I420 )
242 i_fourcc = VLC_FOURCC( 'I', '4', '2', '0' );
243 else if( media_type.subtype == MEDIASUBTYPE_Y41P )
244 i_fourcc = VLC_FOURCC( 'I', '4', '1', '1' );
245 else if( media_type.subtype == MEDIASUBTYPE_YV12 )
246 i_fourcc = VLC_FOURCC( 'Y', 'V', '1', '2' );
247 else if( media_type.subtype == MEDIASUBTYPE_IYUV )
248 i_fourcc = VLC_FOURCC( 'Y', 'V', '1', '2' );
249 else if( media_type.subtype == MEDIASUBTYPE_YVU9 )
250 i_fourcc = VLC_FOURCC( 'Y', 'V', 'U', '9' );
252 /* Packed YUV formats */
253 else if( media_type.subtype == MEDIASUBTYPE_YVYU )
254 i_fourcc = VLC_FOURCC( 'Y', 'V', 'Y', 'U' );
255 else if( media_type.subtype == MEDIASUBTYPE_YUYV )
256 i_fourcc = VLC_FOURCC( 'Y', 'U', 'Y', '2' );
257 else if( media_type.subtype == MEDIASUBTYPE_Y411 )
258 i_fourcc = VLC_FOURCC( 'I', '4', '1', 'N' );
259 else if( media_type.subtype == MEDIASUBTYPE_Y211 )
260 i_fourcc = VLC_FOURCC( 'Y', '2', '1', '1' );
261 else if( media_type.subtype == MEDIASUBTYPE_YUY2 )
262 i_fourcc = VLC_FOURCC( 'Y', 'U', 'Y', '2' );
263 else if( media_type.subtype == MEDIASUBTYPE_UYVY )
264 i_fourcc = VLC_FOURCC( 'U', 'Y', 'V', 'Y' );
266 /* MPEG2 video elementary stream */
267 else if( media_type.subtype == MEDIASUBTYPE_MPEG2_VIDEO )
268 i_fourcc = VLC_FOURCC( 'm', 'p', '2', 'v' );
271 else if( media_type.subtype == MEDIASUBTYPE_dvsl )
272 i_fourcc = VLC_FOURCC( 'd', 'v', 's', 'l' );
273 else if( media_type.subtype == MEDIASUBTYPE_dvsd )
274 i_fourcc = VLC_FOURCC( 'd', 'v', 's', 'd' );
275 else if( media_type.subtype == MEDIASUBTYPE_dvhd )
276 i_fourcc = VLC_FOURCC( 'd', 'v', 'h', 'd' );
278 else if( media_type.majortype == MEDIATYPE_Audio )
280 if( media_type.formattype == FORMAT_WaveFormatEx )
282 if( media_type.subtype == MEDIASUBTYPE_PCM )
283 i_fourcc = VLC_FOURCC( 'a', 'r', 'a', 'w' );
284 else if( media_type.subtype == MEDIASUBTYPE_IEEE_FLOAT )
285 i_fourcc = VLC_FOURCC( 'f', 'l', '3', '2' );
288 else if( media_type.majortype == MEDIATYPE_Stream )
290 if( media_type.subtype == MEDIASUBTYPE_MPEG2_PROGRAM )
291 i_fourcc = VLC_FOURCC( 'm', 'p', '2', 'p' );
292 else if( media_type.subtype == MEDIASUBTYPE_MPEG2_TRANSPORT )
293 i_fourcc = VLC_FOURCC( 'm', 'p', '2', 't' );
298 /****************************************************************************
299 * Implementation of our dummy directshow filter pin class
300 ****************************************************************************/
302 CapturePin::CapturePin( input_thread_t * _p_input, CaptureFilter *_p_filter,
303 AM_MEDIA_TYPE *mt, size_t mt_count )
304 : p_input( _p_input ), p_filter( _p_filter ), p_connected_pin( NULL ),
305 media_types(mt), media_type_count(mt_count), i_ref( 1 )
307 cx_media_type.majortype = mt[0].majortype;
308 cx_media_type.subtype = GUID_NULL;
309 cx_media_type.pbFormat = NULL;
310 cx_media_type.pUnk = NULL;
313 CapturePin::~CapturePin()
316 msg_Dbg( p_input, "CapturePin::~CapturePin" );
318 for( size_t c=0; c<media_type_count; c++ )
320 FreeMediaType(media_types[c]);
322 FreeMediaType(cx_media_type);
325 HRESULT CapturePin::CustomGetSample( VLCMediaSample *vlc_sample )
327 #if 0 //def DEBUG_DSHOW
328 msg_Dbg( p_input, "CapturePin::CustomGetSample" );
331 access_sys_t *p_sys = p_input->p_access_data;
332 vlc_mutex_lock( &p_sys->lock );
333 if( samples_queue.size() )
335 *vlc_sample = samples_queue.back();
336 samples_queue.pop_back();
337 vlc_mutex_unlock( &p_sys->lock );
340 vlc_mutex_unlock( &p_sys->lock );
344 AM_MEDIA_TYPE &CapturePin::CustomGetMediaType()
346 return cx_media_type;
349 /* IUnknown methods */
350 STDMETHODIMP CapturePin::QueryInterface(REFIID riid, void **ppv)
353 msg_Dbg( p_input, "CapturePin::QueryInterface" );
356 if( riid == IID_IUnknown ||
363 if( riid == IID_IMemInputPin )
366 *ppv = (IMemInputPin *)this;
372 msg_Dbg( p_input, "CapturePin::QueryInterface() failed for: "
373 "%04X-%02X-%02X-%02X%02X%02X%02X%02X%02X%02X%02X",
374 (int)riid.Data1, (int)riid.Data2, (int)riid.Data3,
375 static_cast<int>(riid.Data4[0]), (int)riid.Data4[1],
376 (int)riid.Data4[2], (int)riid.Data4[3],
377 (int)riid.Data4[4], (int)riid.Data4[5],
378 (int)riid.Data4[6], (int)riid.Data4[7] );
381 return E_NOINTERFACE;
385 STDMETHODIMP_(ULONG) CapturePin::AddRef()
387 #ifdef DEBUG_DSHOW_L1
388 msg_Dbg( p_input, "CapturePin::AddRef (ref: %i)", i_ref );
393 STDMETHODIMP_(ULONG) CapturePin::Release()
395 #ifdef DEBUG_DSHOW_L1
396 msg_Dbg( p_input, "CapturePin::Release (ref: %i)", i_ref );
399 if( !InterlockedDecrement(&i_ref) ) delete this;
405 STDMETHODIMP CapturePin::Connect( IPin * pReceivePin,
406 const AM_MEDIA_TYPE *pmt )
409 msg_Dbg( p_input, "CapturePin::Connect" );
411 if( State_Stopped == p_filter->state )
413 if( ! p_connected_pin )
418 if( (GUID_NULL != pmt->majortype) && (media_types[0].majortype != pmt->majortype) )
421 if( (GUID_NULL != pmt->subtype) && (! GetFourCCFromMediaType(*pmt)) )
426 if( pmt->majortype == MEDIATYPE_Video )
428 if( (((VIDEOINFOHEADER *)pmt->pbFormat)->bmiHeader.biHeight == 0) )
430 if( (((VIDEOINFOHEADER *)pmt->pbFormat)->bmiHeader.biWidth == 0) )
437 return VFW_E_ALREADY_CONNECTED;
439 return VFW_E_NOT_STOPPED;
441 STDMETHODIMP CapturePin::ReceiveConnection( IPin * pConnector,
442 const AM_MEDIA_TYPE *pmt )
445 msg_Dbg( p_input, "CapturePin::ReceiveConnection" );
448 if( State_Stopped != p_filter->state )
449 return VFW_E_NOT_STOPPED;
454 if( p_connected_pin )
455 return VFW_E_ALREADY_CONNECTED;
457 if( S_OK != QueryAccept(pmt) )
458 return VFW_E_TYPE_NOT_ACCEPTED;
460 p_connected_pin = pConnector;
461 p_connected_pin->AddRef();
463 FreeMediaType( cx_media_type );
464 return CopyMediaType( &cx_media_type, pmt );
466 STDMETHODIMP CapturePin::Disconnect()
469 msg_Dbg( p_input, "CapturePin::Disconnect" );
472 if( ! p_connected_pin ) return S_FALSE;
474 #if 0 // FIXME: This does seem to create crashes sometimes
475 VLCMediaSample vlc_sample;
476 access_sys_t *p_sys = p_input->p_access_data;
478 vlc_mutex_lock( &p_sys->lock );
479 while( samples_queue.size() )
481 vlc_sample = samples_queue.back();
482 samples_queue.pop_back();
483 vlc_sample.p_sample->Release();
485 vlc_mutex_unlock( &p_sys->lock );
488 p_connected_pin->Release();
489 p_connected_pin = NULL;
490 FreeMediaType( cx_media_type );
494 STDMETHODIMP CapturePin::ConnectedTo( IPin **pPin )
497 msg_Dbg( p_input, "CapturePin::ConnectedTo" );
500 if( !p_connected_pin ) return VFW_E_NOT_CONNECTED;
502 p_connected_pin->AddRef();
503 *pPin = p_connected_pin;
507 STDMETHODIMP CapturePin::ConnectionMediaType( AM_MEDIA_TYPE *pmt )
510 msg_Dbg( p_input, "CapturePin::ConnectionMediaType" );
513 if( !p_connected_pin ) return VFW_E_NOT_CONNECTED;
515 return CopyMediaType( pmt, &cx_media_type );
517 STDMETHODIMP CapturePin::QueryPinInfo( PIN_INFO * pInfo )
520 msg_Dbg( p_input, "CapturePin::QueryPinInfo" );
523 pInfo->pFilter = p_filter;
524 if( p_filter ) p_filter->AddRef();
526 memcpy(pInfo->achName, PIN_NAME, sizeof(PIN_NAME));
527 pInfo->dir = PINDIR_INPUT;
531 STDMETHODIMP CapturePin::QueryDirection( PIN_DIRECTION * pPinDir )
534 msg_Dbg( p_input, "CapturePin::QueryDirection" );
537 *pPinDir = PINDIR_INPUT;
540 STDMETHODIMP CapturePin::QueryId( LPWSTR * Id )
543 msg_Dbg( p_input, "CapturePin::QueryId" );
546 *Id = L"VideoLAN Capture Pin";
550 STDMETHODIMP CapturePin::QueryAccept( const AM_MEDIA_TYPE *pmt )
553 msg_Dbg( p_input, "CapturePin::QueryAccept" );
555 if( State_Stopped == p_filter->state )
557 if( media_types[0].majortype == pmt->majortype )
559 if( GetFourCCFromMediaType(*pmt) )
561 if( pmt->majortype == MEDIATYPE_Video )
563 ((((VIDEOINFOHEADER *)pmt->pbFormat)->bmiHeader.biHeight == 0) ||
564 (((VIDEOINFOHEADER *)pmt->pbFormat)->bmiHeader.biWidth == 0)) )
567 if( !p_connected_pin )
570 FreeMediaType( cx_media_type );
571 return CopyMediaType( &cx_media_type, pmt );
577 STDMETHODIMP CapturePin::EnumMediaTypes( IEnumMediaTypes **ppEnum )
580 msg_Dbg( p_input, "CapturePin::EnumMediaTypes" );
583 *ppEnum = new CaptureEnumMediaTypes( p_input, this, NULL );
585 if( *ppEnum == NULL ) return E_OUTOFMEMORY;
589 STDMETHODIMP CapturePin::QueryInternalConnections( IPin* *apPin, ULONG *nPin )
592 msg_Dbg( p_input, "CapturePin::QueryInternalConnections" );
596 STDMETHODIMP CapturePin::EndOfStream( void )
599 msg_Dbg( p_input, "CapturePin::EndOfStream" );
603 STDMETHODIMP CapturePin::BeginFlush( void )
606 msg_Dbg( p_input, "CapturePin::BeginFlush" );
610 STDMETHODIMP CapturePin::EndFlush( void )
613 msg_Dbg( p_input, "CapturePin::EndFlush" );
617 STDMETHODIMP CapturePin::NewSegment( REFERENCE_TIME tStart,
618 REFERENCE_TIME tStop,
622 msg_Dbg( p_input, "CapturePin::NewSegment" );
627 /* IMemInputPin methods */
628 STDMETHODIMP CapturePin::GetAllocator( IMemAllocator **ppAllocator )
631 msg_Dbg( p_input, "CapturePin::GetAllocator" );
634 return VFW_E_NO_ALLOCATOR;
636 STDMETHODIMP CapturePin::NotifyAllocator( IMemAllocator *pAllocator,
640 msg_Dbg( p_input, "CapturePin::NotifyAllocator" );
645 STDMETHODIMP CapturePin::GetAllocatorRequirements( ALLOCATOR_PROPERTIES *pProps )
648 msg_Dbg( p_input, "CapturePin::GetAllocatorRequirements" );
653 STDMETHODIMP CapturePin::Receive( IMediaSample *pSample )
655 #if 0 //def DEBUG_DSHOW
656 msg_Dbg( p_input, "CapturePin::Receive" );
660 mtime_t i_timestamp = mdate() * 10;
661 VLCMediaSample vlc_sample = {pSample, i_timestamp};
663 access_sys_t *p_sys = p_input->p_access_data;
664 vlc_mutex_lock( &p_sys->lock );
665 samples_queue.push_front( vlc_sample );
667 /* Make sure we don't cache too many samples */
668 if( samples_queue.size() > 10 )
670 vlc_sample = samples_queue.back();
671 samples_queue.pop_back();
672 msg_Dbg( p_input, "CapturePin::Receive trashing late input sample" );
673 vlc_sample.p_sample->Release();
676 vlc_cond_signal( &p_sys->wait );
677 vlc_mutex_unlock( &p_sys->lock );
681 STDMETHODIMP CapturePin::ReceiveMultiple( IMediaSample **pSamples,
683 long *nSamplesProcessed )
687 *nSamplesProcessed = 0;
688 while( nSamples-- > 0 )
690 hr = Receive( pSamples[*nSamplesProcessed] );
691 if( hr != S_OK ) break;
692 (*nSamplesProcessed)++;
696 STDMETHODIMP CapturePin::ReceiveCanBlock( void )
699 msg_Dbg( p_input, "CapturePin::ReceiveCanBlock" );
702 return S_FALSE; /* Thou shalt not block */
705 /****************************************************************************
706 * Implementation of our dummy directshow filter class
707 ****************************************************************************/
709 CaptureFilter::CaptureFilter( input_thread_t * _p_input, AM_MEDIA_TYPE *mt, size_t mt_count )
710 : p_input( _p_input ), p_pin( new CapturePin( _p_input, this, mt, mt_count ) ),
711 state( State_Stopped ), i_ref( 1 )
715 CaptureFilter::~CaptureFilter()
718 msg_Dbg( p_input, "CaptureFilter::~CaptureFilter" );
723 /* IUnknown methods */
724 STDMETHODIMP CaptureFilter::QueryInterface( REFIID riid, void **ppv )
727 msg_Dbg( p_input, "CaptureFilter::QueryInterface" );
730 if( riid == IID_IUnknown )
733 *ppv = (IUnknown *)this;
736 if( riid == IID_IPersist )
739 *ppv = (IPersist *)this;
742 if( riid == IID_IMediaFilter )
745 *ppv = (IMediaFilter *)this;
748 if( riid == IID_IBaseFilter )
751 *ppv = (IBaseFilter *)this;
757 msg_Dbg( p_input, "CaptureFilter::QueryInterface() failed for: "
758 "%04X-%02X-%02X-%02X%02X%02X%02X%02X%02X%02X%02X",
759 (int)riid.Data1, (int)riid.Data2, (int)riid.Data3,
760 static_cast<int>(riid.Data4[0]), (int)riid.Data4[1],
761 (int)riid.Data4[2], (int)riid.Data4[3],
762 (int)riid.Data4[4], (int)riid.Data4[5],
763 (int)riid.Data4[6], (int)riid.Data4[7] );
766 return E_NOINTERFACE;
769 STDMETHODIMP_(ULONG) CaptureFilter::AddRef()
771 #ifdef DEBUG_DSHOW_L1
772 msg_Dbg( p_input, "CaptureFilter::AddRef (ref: %i)", i_ref );
777 STDMETHODIMP_(ULONG) CaptureFilter::Release()
779 #ifdef DEBUG_DSHOW_L1
780 msg_Dbg( p_input, "CaptureFilter::Release (ref: %i)", i_ref );
783 if( !InterlockedDecrement(&i_ref) ) delete this;
788 /* IPersist method */
789 STDMETHODIMP CaptureFilter::GetClassID(CLSID *pClsID)
792 msg_Dbg( p_input, "CaptureFilter::GetClassID" );
797 /* IMediaFilter methods */
798 STDMETHODIMP CaptureFilter::GetState(DWORD dwMSecs, FILTER_STATE *State)
801 msg_Dbg( p_input, "CaptureFilter::GetState %i", state );
807 STDMETHODIMP CaptureFilter::SetSyncSource(IReferenceClock *pClock)
810 msg_Dbg( p_input, "CaptureFilter::SetSyncSource" );
815 STDMETHODIMP CaptureFilter::GetSyncSource(IReferenceClock **pClock)
818 msg_Dbg( p_input, "CaptureFilter::GetSyncSource" );
824 STDMETHODIMP CaptureFilter::Stop()
827 msg_Dbg( p_input, "CaptureFilter::Stop" );
830 state = State_Stopped;
833 STDMETHODIMP CaptureFilter::Pause()
836 msg_Dbg( p_input, "CaptureFilter::Pause" );
839 state = State_Paused;
842 STDMETHODIMP CaptureFilter::Run(REFERENCE_TIME tStart)
845 msg_Dbg( p_input, "CaptureFilter::Run" );
848 state = State_Running;
852 /* IBaseFilter methods */
853 STDMETHODIMP CaptureFilter::EnumPins( IEnumPins ** ppEnum )
856 msg_Dbg( p_input, "CaptureFilter::EnumPins" );
859 /* Create a new ref counted enumerator */
860 *ppEnum = new CaptureEnumPins( p_input, this, NULL );
861 return *ppEnum == NULL ? E_OUTOFMEMORY : NOERROR;
863 STDMETHODIMP CaptureFilter::FindPin( LPCWSTR Id, IPin ** ppPin )
866 msg_Dbg( p_input, "CaptureFilter::FindPin" );
870 STDMETHODIMP CaptureFilter::QueryFilterInfo( FILTER_INFO * pInfo )
873 msg_Dbg( p_input, "CaptureFilter::QueryFilterInfo" );
876 memcpy(pInfo->achName, FILTER_NAME, sizeof(FILTER_NAME));
878 pInfo->pGraph = p_graph;
879 if( p_graph ) p_graph->AddRef();
883 STDMETHODIMP CaptureFilter::JoinFilterGraph( IFilterGraph * pGraph,
887 msg_Dbg( p_input, "CaptureFilter::JoinFilterGraph" );
894 STDMETHODIMP CaptureFilter::QueryVendorInfo( LPWSTR* pVendorInfo )
897 msg_Dbg( p_input, "CaptureFilter::QueryVendorInfo" );
903 CapturePin *CaptureFilter::CustomGetPin()
908 /****************************************************************************
909 * Implementation of our dummy directshow enumpins class
910 ****************************************************************************/
912 CaptureEnumPins::CaptureEnumPins( input_thread_t * _p_input,
913 CaptureFilter *_p_filter,
914 CaptureEnumPins *pEnumPins )
915 : p_input( _p_input ), p_filter( _p_filter ), i_ref( 1 )
917 /* Hold a reference count on our filter */
920 /* Are we creating a new enumerator */
922 if( pEnumPins == NULL )
928 i_position = pEnumPins->i_position;
932 CaptureEnumPins::~CaptureEnumPins()
935 msg_Dbg( p_input, "CaptureEnumPins::~CaptureEnumPins" );
940 /* IUnknown methods */
941 STDMETHODIMP CaptureEnumPins::QueryInterface( REFIID riid, void **ppv )
944 msg_Dbg( p_input, "CaptureEnumPins::QueryInterface" );
947 if( riid == IID_IUnknown ||
948 riid == IID_IEnumPins )
951 *ppv = (IEnumPins *)this;
957 return E_NOINTERFACE;
960 STDMETHODIMP_(ULONG) CaptureEnumPins::AddRef()
962 #ifdef DEBUG_DSHOW_L1
963 msg_Dbg( p_input, "CaptureEnumPins::AddRef (ref: %i)", i_ref );
968 STDMETHODIMP_(ULONG) CaptureEnumPins::Release()
970 #ifdef DEBUG_DSHOW_L1
971 msg_Dbg( p_input, "CaptureEnumPins::Release (ref: %i)", i_ref );
974 if( !InterlockedDecrement(&i_ref) ) delete this;
980 STDMETHODIMP CaptureEnumPins::Next( ULONG cPins, IPin ** ppPins,
984 msg_Dbg( p_input, "CaptureEnumPins::Next" );
987 unsigned int i_fetched = 0;
989 if( i_position < 1 && cPins > 0 )
991 IPin *pPin = p_filter->CustomGetPin();
998 if( pcFetched ) *pcFetched = i_fetched;
1000 return (i_fetched == cPins) ? S_OK : S_FALSE;
1002 STDMETHODIMP CaptureEnumPins::Skip( ULONG cPins )
1005 msg_Dbg( p_input, "CaptureEnumPins::Skip" );
1008 i_position += cPins;
1010 if( i_position > 1 )
1017 STDMETHODIMP CaptureEnumPins::Reset()
1020 msg_Dbg( p_input, "CaptureEnumPins::Reset" );
1026 STDMETHODIMP CaptureEnumPins::Clone( IEnumPins **ppEnum )
1029 msg_Dbg( p_input, "CaptureEnumPins::Clone" );
1032 *ppEnum = new CaptureEnumPins( p_input, p_filter, this );
1033 if( *ppEnum == NULL ) return E_OUTOFMEMORY;
1038 /****************************************************************************
1039 * Implementation of our dummy directshow enummediatypes class
1040 ****************************************************************************/
1042 CaptureEnumMediaTypes::CaptureEnumMediaTypes( input_thread_t * _p_input,
1044 CaptureEnumMediaTypes *pEnumMediaTypes )
1045 : p_input( _p_input ), p_pin( _p_pin ), i_ref( 1 )
1047 /* Hold a reference count on our filter */
1050 /* Are we creating a new enumerator */
1051 if( pEnumMediaTypes == NULL )
1057 i_position = pEnumMediaTypes->i_position;
1061 CaptureEnumMediaTypes::~CaptureEnumMediaTypes()
1064 msg_Dbg( p_input, "CaptureEnumMediaTypes::~CaptureEnumMediaTypes" );
1069 /* IUnknown methods */
1070 STDMETHODIMP CaptureEnumMediaTypes::QueryInterface( REFIID riid, void **ppv )
1073 msg_Dbg( p_input, "CaptureEnumMediaTypes::QueryInterface" );
1076 if( riid == IID_IUnknown ||
1077 riid == IID_IEnumMediaTypes )
1080 *ppv = (IEnumMediaTypes *)this;
1086 return E_NOINTERFACE;
1089 STDMETHODIMP_(ULONG) CaptureEnumMediaTypes::AddRef()
1091 #ifdef DEBUG_DSHOW_L1
1092 msg_Dbg( p_input, "CaptureEnumMediaTypes::AddRef (ref: %i)", i_ref );
1097 STDMETHODIMP_(ULONG) CaptureEnumMediaTypes::Release()
1099 #ifdef DEBUG_DSHOW_L1
1100 msg_Dbg( p_input, "CaptureEnumMediaTypes::Release (ref: %i)", i_ref );
1103 if( !InterlockedDecrement(&i_ref) ) delete this;
1108 /* IEnumMediaTypes */
1109 STDMETHODIMP CaptureEnumMediaTypes::Next( ULONG cMediaTypes,
1110 AM_MEDIA_TYPE ** ppMediaTypes,
1114 msg_Dbg( p_input, "CaptureEnumMediaTypes::Next" );
1118 if( ! ppMediaTypes )
1121 if( (! pcFetched) && (cMediaTypes > 1) )
1126 while( (count < cMediaTypes) && (i_position < p_pin->media_type_count) )
1128 ppMediaTypes[count] = (AM_MEDIA_TYPE *)CoTaskMemAlloc(sizeof(AM_MEDIA_TYPE));
1129 if( CopyMediaType(ppMediaTypes[count], &p_pin->media_types[i_position]) != S_OK )
1130 return E_OUTOFMEMORY;
1141 return (count == cMediaTypes) ? S_OK : S_FALSE;
1143 STDMETHODIMP CaptureEnumMediaTypes::Skip( ULONG cMediaTypes )
1146 msg_Dbg( p_input, "CaptureEnumMediaTypes::Skip" );
1149 i_position += cMediaTypes;
1150 return (i_position < p_pin->media_type_count) ? S_OK : S_FALSE;
1152 STDMETHODIMP CaptureEnumMediaTypes::Reset()
1155 msg_Dbg( p_input, "CaptureEnumMediaTypes::Reset" );
1161 STDMETHODIMP CaptureEnumMediaTypes::Clone( IEnumMediaTypes **ppEnum )
1164 msg_Dbg( p_input, "CaptureEnumMediaTypes::Clone" );
1167 *ppEnum = new CaptureEnumMediaTypes( p_input, p_pin, this );
1168 if( *ppEnum == NULL ) return E_OUTOFMEMORY;