Replace av_dlog with ff_dlog.
[ffmpeg.git] / libavdevice / dshow_capture.h
1 /*
2  * DirectShow capture interface
3  * Copyright (c) 2010 Ramiro Polla
4  *
5  * This file is part of FFmpeg.
6  *
7  * FFmpeg is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * FFmpeg is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with FFmpeg; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20  */
21
22 #ifndef AVDEVICE_DSHOW_H
23 #define AVDEVICE_DSHOW_H
24
25 #define DSHOWDEBUG 0
26
27 #include "avdevice.h"
28
29 #define COBJMACROS
30 #define WIN32_LEAN_AND_MEAN
31 #include <windows.h>
32 #define NO_DSHOW_STRSAFE
33 #include <dshow.h>
34 #include <dvdmedia.h>
35
36 #include "libavcodec/internal.h"
37
38 /* EC_DEVICE_LOST is not defined in MinGW dshow headers. */
39 #ifndef EC_DEVICE_LOST
40 #define EC_DEVICE_LOST 0x1f
41 #endif
42
43 long ff_copy_dshow_media_type(AM_MEDIA_TYPE *dst, const AM_MEDIA_TYPE *src);
44 void ff_print_VIDEO_STREAM_CONFIG_CAPS(const VIDEO_STREAM_CONFIG_CAPS *caps);
45 void ff_print_AUDIO_STREAM_CONFIG_CAPS(const AUDIO_STREAM_CONFIG_CAPS *caps);
46 void ff_print_AM_MEDIA_TYPE(const AM_MEDIA_TYPE *type);
47 void ff_printGUID(const GUID *g);
48
49 extern const AVClass *ff_dshow_context_class_ptr;
50 #define dshowdebug(...) ff_dlog(&ff_dshow_context_class_ptr, __VA_ARGS__)
51
52 static inline void nothing(void *foo)
53 {
54 }
55
56 struct GUIDoffset {
57     const GUID *iid;
58     int offset;
59 };
60
61 enum dshowDeviceType {
62     VideoDevice = 0,
63     AudioDevice = 1,
64 };
65
66 enum dshowSourceFilterType {
67     VideoSourceDevice = 0,
68     AudioSourceDevice = 1,
69 };
70
71 #define DECLARE_QUERYINTERFACE(class, ...)                                   \
72 long WINAPI                                                                  \
73 class##_QueryInterface(class *this, const GUID *riid, void **ppvObject)      \
74 {                                                                            \
75     struct GUIDoffset ifaces[] = __VA_ARGS__;                                \
76     int i;                                                                   \
77     dshowdebug(AV_STRINGIFY(class)"_QueryInterface(%p, %p, %p)\n", this, riid, ppvObject); \
78     ff_printGUID(riid);                                                      \
79     if (!ppvObject)                                                          \
80         return E_POINTER;                                                    \
81     for (i = 0; i < sizeof(ifaces)/sizeof(ifaces[0]); i++) {                 \
82         if (IsEqualGUID(riid, ifaces[i].iid)) {                              \
83             void *obj = (void *) ((uint8_t *) this + ifaces[i].offset);      \
84             class##_AddRef(this);                                            \
85             dshowdebug("\tfound %d with offset %d\n", i, ifaces[i].offset);  \
86             *ppvObject = (void *) obj;                                       \
87             return S_OK;                                                     \
88         }                                                                    \
89     }                                                                        \
90     dshowdebug("\tE_NOINTERFACE\n");                                         \
91     *ppvObject = NULL;                                                       \
92     return E_NOINTERFACE;                                                    \
93 }
94 #define DECLARE_ADDREF(class)                                                \
95 unsigned long WINAPI                                                         \
96 class##_AddRef(class *this)                                                  \
97 {                                                                            \
98     dshowdebug(AV_STRINGIFY(class)"_AddRef(%p)\t%ld\n", this, this->ref+1);  \
99     return InterlockedIncrement(&this->ref);                                 \
100 }
101 #define DECLARE_RELEASE(class)                                               \
102 unsigned long WINAPI                                                         \
103 class##_Release(class *this)                                                 \
104 {                                                                            \
105     long ref = InterlockedDecrement(&this->ref);                             \
106     dshowdebug(AV_STRINGIFY(class)"_Release(%p)\t%ld\n", this, ref);         \
107     if (!ref)                                                                \
108         class##_Destroy(this);                                               \
109     return ref;                                                              \
110 }
111
112 #define DECLARE_DESTROY(class, func)                                         \
113 void class##_Destroy(class *this)                                            \
114 {                                                                            \
115     dshowdebug(AV_STRINGIFY(class)"_Destroy(%p)\n", this);                   \
116     func(this);                                                              \
117     if (this) {                                                              \
118         if (this->vtbl)                                                      \
119             CoTaskMemFree(this->vtbl);                                       \
120         CoTaskMemFree(this);                                                 \
121     }                                                                        \
122 }
123 #define DECLARE_CREATE(class, setup, ...)                                    \
124 class *class##_Create(__VA_ARGS__)                                           \
125 {                                                                            \
126     class *this = CoTaskMemAlloc(sizeof(class));                             \
127     void  *vtbl = CoTaskMemAlloc(sizeof(*this->vtbl));                       \
128     dshowdebug(AV_STRINGIFY(class)"_Create(%p)\n", this);                    \
129     if (!this || !vtbl)                                                      \
130         goto fail;                                                           \
131     ZeroMemory(this, sizeof(class));                                         \
132     ZeroMemory(vtbl, sizeof(*this->vtbl));                                   \
133     this->ref  = 1;                                                          \
134     this->vtbl = vtbl;                                                       \
135     if (!setup)                                                              \
136         goto fail;                                                           \
137     dshowdebug("created "AV_STRINGIFY(class)" %p\n", this);                  \
138     return this;                                                             \
139 fail:                                                                        \
140     class##_Destroy(this);                                                   \
141     dshowdebug("could not create "AV_STRINGIFY(class)"\n");                  \
142     return NULL;                                                             \
143 }
144
145 #define SETVTBL(vtbl, class, fn) \
146     do { (vtbl)->fn = (void *) class##_##fn; } while(0)
147
148 /*****************************************************************************
149  * Forward Declarations
150  ****************************************************************************/
151 typedef struct libAVPin libAVPin;
152 typedef struct libAVMemInputPin libAVMemInputPin;
153 typedef struct libAVEnumPins libAVEnumPins;
154 typedef struct libAVEnumMediaTypes libAVEnumMediaTypes;
155 typedef struct libAVFilter libAVFilter;
156
157 /*****************************************************************************
158  * libAVPin
159  ****************************************************************************/
160 struct libAVPin {
161     IPinVtbl *vtbl;
162     long ref;
163     libAVFilter *filter;
164     IPin *connectedto;
165     AM_MEDIA_TYPE type;
166     IMemInputPinVtbl *imemvtbl;
167 };
168
169 long          WINAPI libAVPin_QueryInterface          (libAVPin *, const GUID *, void **);
170 unsigned long WINAPI libAVPin_AddRef                  (libAVPin *);
171 unsigned long WINAPI libAVPin_Release                 (libAVPin *);
172 long          WINAPI libAVPin_Connect                 (libAVPin *, IPin *, const AM_MEDIA_TYPE *);
173 long          WINAPI libAVPin_ReceiveConnection       (libAVPin *, IPin *, const AM_MEDIA_TYPE *);
174 long          WINAPI libAVPin_Disconnect              (libAVPin *);
175 long          WINAPI libAVPin_ConnectedTo             (libAVPin *, IPin **);
176 long          WINAPI libAVPin_ConnectionMediaType     (libAVPin *, AM_MEDIA_TYPE *);
177 long          WINAPI libAVPin_QueryPinInfo            (libAVPin *, PIN_INFO *);
178 long          WINAPI libAVPin_QueryDirection          (libAVPin *, PIN_DIRECTION *);
179 long          WINAPI libAVPin_QueryId                 (libAVPin *, wchar_t **);
180 long          WINAPI libAVPin_QueryAccept             (libAVPin *, const AM_MEDIA_TYPE *);
181 long          WINAPI libAVPin_EnumMediaTypes          (libAVPin *, IEnumMediaTypes **);
182 long          WINAPI libAVPin_QueryInternalConnections(libAVPin *, IPin **, unsigned long *);
183 long          WINAPI libAVPin_EndOfStream             (libAVPin *);
184 long          WINAPI libAVPin_BeginFlush              (libAVPin *);
185 long          WINAPI libAVPin_EndFlush                (libAVPin *);
186 long          WINAPI libAVPin_NewSegment              (libAVPin *, REFERENCE_TIME, REFERENCE_TIME, double);
187
188 long          WINAPI libAVMemInputPin_QueryInterface          (libAVMemInputPin *, const GUID *, void **);
189 unsigned long WINAPI libAVMemInputPin_AddRef                  (libAVMemInputPin *);
190 unsigned long WINAPI libAVMemInputPin_Release                 (libAVMemInputPin *);
191 long          WINAPI libAVMemInputPin_GetAllocator            (libAVMemInputPin *, IMemAllocator **);
192 long          WINAPI libAVMemInputPin_NotifyAllocator         (libAVMemInputPin *, IMemAllocator *, BOOL);
193 long          WINAPI libAVMemInputPin_GetAllocatorRequirements(libAVMemInputPin *, ALLOCATOR_PROPERTIES *);
194 long          WINAPI libAVMemInputPin_Receive                 (libAVMemInputPin *, IMediaSample *);
195 long          WINAPI libAVMemInputPin_ReceiveMultiple         (libAVMemInputPin *, IMediaSample **, long, long *);
196 long          WINAPI libAVMemInputPin_ReceiveCanBlock         (libAVMemInputPin *);
197
198 void                 libAVPin_Destroy(libAVPin *);
199 libAVPin            *libAVPin_Create (libAVFilter *filter);
200
201 void                 libAVMemInputPin_Destroy(libAVMemInputPin *);
202
203 /*****************************************************************************
204  * libAVEnumPins
205  ****************************************************************************/
206 struct libAVEnumPins {
207     IEnumPinsVtbl *vtbl;
208     long ref;
209     int pos;
210     libAVPin *pin;
211     libAVFilter *filter;
212 };
213
214 long          WINAPI libAVEnumPins_QueryInterface(libAVEnumPins *, const GUID *, void **);
215 unsigned long WINAPI libAVEnumPins_AddRef        (libAVEnumPins *);
216 unsigned long WINAPI libAVEnumPins_Release       (libAVEnumPins *);
217 long          WINAPI libAVEnumPins_Next          (libAVEnumPins *, unsigned long, IPin **, unsigned long *);
218 long          WINAPI libAVEnumPins_Skip          (libAVEnumPins *, unsigned long);
219 long          WINAPI libAVEnumPins_Reset         (libAVEnumPins *);
220 long          WINAPI libAVEnumPins_Clone         (libAVEnumPins *, libAVEnumPins **);
221
222 void                 libAVEnumPins_Destroy(libAVEnumPins *);
223 libAVEnumPins       *libAVEnumPins_Create (libAVPin *pin, libAVFilter *filter);
224
225 /*****************************************************************************
226  * libAVEnumMediaTypes
227  ****************************************************************************/
228 struct libAVEnumMediaTypes {
229     IEnumMediaTypesVtbl *vtbl;
230     long ref;
231     int pos;
232     AM_MEDIA_TYPE type;
233 };
234
235 long          WINAPI libAVEnumMediaTypes_QueryInterface(libAVEnumMediaTypes *, const GUID *, void **);
236 unsigned long WINAPI libAVEnumMediaTypes_AddRef        (libAVEnumMediaTypes *);
237 unsigned long WINAPI libAVEnumMediaTypes_Release       (libAVEnumMediaTypes *);
238 long          WINAPI libAVEnumMediaTypes_Next          (libAVEnumMediaTypes *, unsigned long, AM_MEDIA_TYPE **, unsigned long *);
239 long          WINAPI libAVEnumMediaTypes_Skip          (libAVEnumMediaTypes *, unsigned long);
240 long          WINAPI libAVEnumMediaTypes_Reset         (libAVEnumMediaTypes *);
241 long          WINAPI libAVEnumMediaTypes_Clone         (libAVEnumMediaTypes *, libAVEnumMediaTypes **);
242
243 void                 libAVEnumMediaTypes_Destroy(libAVEnumMediaTypes *);
244 libAVEnumMediaTypes *libAVEnumMediaTypes_Create(const AM_MEDIA_TYPE *type);
245
246 /*****************************************************************************
247  * libAVFilter
248  ****************************************************************************/
249 struct libAVFilter {
250     IBaseFilterVtbl *vtbl;
251     long ref;
252     const wchar_t *name;
253     libAVPin *pin;
254     FILTER_INFO info;
255     FILTER_STATE state;
256     IReferenceClock *clock;
257     enum dshowDeviceType type;
258     void *priv_data;
259     int stream_index;
260     int64_t start_time;
261     void (*callback)(void *priv_data, int index, uint8_t *buf, int buf_size, int64_t time, enum dshowDeviceType type);
262 };
263
264 long          WINAPI libAVFilter_QueryInterface (libAVFilter *, const GUID *, void **);
265 unsigned long WINAPI libAVFilter_AddRef         (libAVFilter *);
266 unsigned long WINAPI libAVFilter_Release        (libAVFilter *);
267 long          WINAPI libAVFilter_GetClassID     (libAVFilter *, CLSID *);
268 long          WINAPI libAVFilter_Stop           (libAVFilter *);
269 long          WINAPI libAVFilter_Pause          (libAVFilter *);
270 long          WINAPI libAVFilter_Run            (libAVFilter *, REFERENCE_TIME);
271 long          WINAPI libAVFilter_GetState       (libAVFilter *, DWORD, FILTER_STATE *);
272 long          WINAPI libAVFilter_SetSyncSource  (libAVFilter *, IReferenceClock *);
273 long          WINAPI libAVFilter_GetSyncSource  (libAVFilter *, IReferenceClock **);
274 long          WINAPI libAVFilter_EnumPins       (libAVFilter *, IEnumPins **);
275 long          WINAPI libAVFilter_FindPin        (libAVFilter *, const wchar_t *, IPin **);
276 long          WINAPI libAVFilter_QueryFilterInfo(libAVFilter *, FILTER_INFO *);
277 long          WINAPI libAVFilter_JoinFilterGraph(libAVFilter *, IFilterGraph *, const wchar_t *);
278 long          WINAPI libAVFilter_QueryVendorInfo(libAVFilter *, wchar_t **);
279
280 void                 libAVFilter_Destroy(libAVFilter *);
281 libAVFilter         *libAVFilter_Create (void *, void *, enum dshowDeviceType);
282
283 /*****************************************************************************
284  * dshow_ctx
285  ****************************************************************************/
286 struct dshow_ctx {
287     const AVClass *class;
288
289     IGraphBuilder *graph;
290
291     char *device_name[2];
292     int video_device_number;
293     int audio_device_number;
294
295     int   list_options;
296     int   list_devices;
297     int   audio_buffer_size;
298     int   crossbar_video_input_pin_number;
299     int   crossbar_audio_input_pin_number;
300     char *video_pin_name;
301     char *audio_pin_name;
302     int   show_video_device_dialog;
303     int   show_audio_device_dialog;
304     int   show_video_crossbar_connection_dialog;
305     int   show_audio_crossbar_connection_dialog;
306     int   show_analog_tv_tuner_dialog;
307     int   show_analog_tv_tuner_audio_dialog;
308     char *audio_filter_load_file;
309     char *audio_filter_save_file;
310     char *video_filter_load_file;
311     char *video_filter_save_file;
312
313     IBaseFilter *device_filter[2];
314     IPin        *device_pin[2];
315     libAVFilter *capture_filter[2];
316     libAVPin    *capture_pin[2];
317
318     HANDLE mutex;
319     HANDLE event[2]; /* event[0] is set by DirectShow
320                       * event[1] is set by callback() */
321     AVPacketList *pktl;
322
323     int eof;
324
325     int64_t curbufsize[2];
326     unsigned int video_frame_num;
327
328     IMediaControl *control;
329     IMediaEvent *media_event;
330
331     enum AVPixelFormat pixel_format;
332     enum AVCodecID video_codec_id;
333     char *framerate;
334
335     int requested_width;
336     int requested_height;
337     AVRational requested_framerate;
338
339     int sample_rate;
340     int sample_size;
341     int channels;
342 };
343
344 /*****************************************************************************
345  * CrossBar
346  ****************************************************************************/
347 HRESULT dshow_try_setup_crossbar_options(ICaptureGraphBuilder2 *graph_builder2,
348     IBaseFilter *device_filter, enum dshowDeviceType devtype, AVFormatContext *avctx);
349
350 void dshow_show_filter_properties(IBaseFilter *pFilter, AVFormatContext *avctx);
351
352 #endif /* AVDEVICE_DSHOW_H */