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Merge commit '17b6c7efb471e8ff1b8a7271f6531ba1d52bf69c'
[ffmpeg] / libavdevice / dshow_common.c
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 #include "dshow_capture.h"
23
24 long ff_copy_dshow_media_type(AM_MEDIA_TYPE *dst, const AM_MEDIA_TYPE *src)
25 {
26     uint8_t *pbFormat = NULL;
27
28     if (src->cbFormat) {
29         pbFormat = CoTaskMemAlloc(src->cbFormat);
30         if (!pbFormat)
31             return E_OUTOFMEMORY;
32         memcpy(pbFormat, src->pbFormat, src->cbFormat);
33     }
34
35     *dst = *src;
36     dst->pUnk = NULL;
37     dst->pbFormat = pbFormat;
38
39     return S_OK;
40 }
41
42 void ff_printGUID(const GUID *g)
43 {
44 #if DSHOWDEBUG
45     const uint32_t *d = (const uint32_t *) &g->Data1;
46     const uint16_t *w = (const uint16_t *) &g->Data2;
47     const uint8_t  *c = (const uint8_t  *) &g->Data4;
48
49     dshowdebug("0x%08x 0x%04x 0x%04x %02x%02x%02x%02x%02x%02x%02x%02x",
50                d[0], w[0], w[1],
51                c[0], c[1], c[2], c[3], c[4], c[5], c[6], c[7]);
52 #endif
53 }
54
55 static const char *dshow_context_to_name(void *ptr)
56 {
57     return "dshow";
58 }
59 static const AVClass ff_dshow_context_class = { "DirectShow", dshow_context_to_name };
60 const AVClass *ff_dshow_context_class_ptr = &ff_dshow_context_class;
61
62 #define dstruct(pctx, sname, var, type) \
63     dshowdebug("      "#var":\t%"type"\n", sname->var)
64
65 #if DSHOWDEBUG
66 static void dump_bih(void *s, BITMAPINFOHEADER *bih)
67 {
68     dshowdebug("      BITMAPINFOHEADER\n");
69     dstruct(s, bih, biSize, "lu");
70     dstruct(s, bih, biWidth, "ld");
71     dstruct(s, bih, biHeight, "ld");
72     dstruct(s, bih, biPlanes, "d");
73     dstruct(s, bih, biBitCount, "d");
74     dstruct(s, bih, biCompression, "lu");
75     dshowdebug("      biCompression:\t\"%.4s\"\n",
76                    (char*) &bih->biCompression);
77     dstruct(s, bih, biSizeImage, "lu");
78     dstruct(s, bih, biXPelsPerMeter, "lu");
79     dstruct(s, bih, biYPelsPerMeter, "lu");
80     dstruct(s, bih, biClrUsed, "lu");
81     dstruct(s, bih, biClrImportant, "lu");
82 }
83 #endif
84
85 void ff_print_VIDEO_STREAM_CONFIG_CAPS(const VIDEO_STREAM_CONFIG_CAPS *caps)
86 {
87 #if DSHOWDEBUG
88     dshowdebug(" VIDEO_STREAM_CONFIG_CAPS\n");
89     dshowdebug("  guid\t");
90     ff_printGUID(&caps->guid);
91     dshowdebug("\n");
92     dshowdebug("  VideoStandard\t%lu\n", caps->VideoStandard);
93     dshowdebug("  InputSize %ld\t%ld\n", caps->InputSize.cx, caps->InputSize.cy);
94     dshowdebug("  MinCroppingSize %ld\t%ld\n", caps->MinCroppingSize.cx, caps->MinCroppingSize.cy);
95     dshowdebug("  MaxCroppingSize %ld\t%ld\n", caps->MaxCroppingSize.cx, caps->MaxCroppingSize.cy);
96     dshowdebug("  CropGranularityX\t%d\n", caps->CropGranularityX);
97     dshowdebug("  CropGranularityY\t%d\n", caps->CropGranularityY);
98     dshowdebug("  CropAlignX\t%d\n", caps->CropAlignX);
99     dshowdebug("  CropAlignY\t%d\n", caps->CropAlignY);
100     dshowdebug("  MinOutputSize %ld\t%ld\n", caps->MinOutputSize.cx, caps->MinOutputSize.cy);
101     dshowdebug("  MaxOutputSize %ld\t%ld\n", caps->MaxOutputSize.cx, caps->MaxOutputSize.cy);
102     dshowdebug("  OutputGranularityX\t%d\n", caps->OutputGranularityX);
103     dshowdebug("  OutputGranularityY\t%d\n", caps->OutputGranularityY);
104     dshowdebug("  StretchTapsX\t%d\n", caps->StretchTapsX);
105     dshowdebug("  StretchTapsY\t%d\n", caps->StretchTapsY);
106     dshowdebug("  ShrinkTapsX\t%d\n", caps->ShrinkTapsX);
107     dshowdebug("  ShrinkTapsY\t%d\n", caps->ShrinkTapsY);
108     dshowdebug("  MinFrameInterval\t%"PRId64"\n", caps->MinFrameInterval);
109     dshowdebug("  MaxFrameInterval\t%"PRId64"\n", caps->MaxFrameInterval);
110     dshowdebug("  MinBitsPerSecond\t%ld\n", caps->MinBitsPerSecond);
111     dshowdebug("  MaxBitsPerSecond\t%ld\n", caps->MaxBitsPerSecond);
112 #endif
113 }
114
115 void ff_print_AUDIO_STREAM_CONFIG_CAPS(const AUDIO_STREAM_CONFIG_CAPS *caps)
116 {
117 #if DSHOWDEBUG
118     dshowdebug(" AUDIO_STREAM_CONFIG_CAPS\n");
119     dshowdebug("  guid\t");
120     ff_printGUID(&caps->guid);
121     dshowdebug("\n");
122     dshowdebug("  MinimumChannels\t%lu\n", caps->MinimumChannels);
123     dshowdebug("  MaximumChannels\t%lu\n", caps->MaximumChannels);
124     dshowdebug("  ChannelsGranularity\t%lu\n", caps->ChannelsGranularity);
125     dshowdebug("  MinimumBitsPerSample\t%lu\n", caps->MinimumBitsPerSample);
126     dshowdebug("  MaximumBitsPerSample\t%lu\n", caps->MaximumBitsPerSample);
127     dshowdebug("  BitsPerSampleGranularity\t%lu\n", caps->BitsPerSampleGranularity);
128     dshowdebug("  MinimumSampleFrequency\t%lu\n", caps->MinimumSampleFrequency);
129     dshowdebug("  MaximumSampleFrequency\t%lu\n", caps->MaximumSampleFrequency);
130     dshowdebug("  SampleFrequencyGranularity\t%lu\n", caps->SampleFrequencyGranularity);
131 #endif
132 }
133
134 void ff_print_AM_MEDIA_TYPE(const AM_MEDIA_TYPE *type)
135 {
136 #if DSHOWDEBUG
137     dshowdebug("    majortype\t");
138     ff_printGUID(&type->majortype);
139     dshowdebug("\n");
140     dshowdebug("    subtype\t");
141     ff_printGUID(&type->subtype);
142     dshowdebug("\n");
143     dshowdebug("    bFixedSizeSamples\t%d\n", type->bFixedSizeSamples);
144     dshowdebug("    bTemporalCompression\t%d\n", type->bTemporalCompression);
145     dshowdebug("    lSampleSize\t%lu\n", type->lSampleSize);
146     dshowdebug("    formattype\t");
147     ff_printGUID(&type->formattype);
148     dshowdebug("\n");
149     dshowdebug("    pUnk\t%p\n", type->pUnk);
150     dshowdebug("    cbFormat\t%lu\n", type->cbFormat);
151     dshowdebug("    pbFormat\t%p\n", type->pbFormat);
152
153     if (IsEqualGUID(&type->formattype, &FORMAT_VideoInfo)) {
154         VIDEOINFOHEADER *v = (void *) type->pbFormat;
155         dshowdebug("      rcSource: left %ld top %ld right %ld bottom %ld\n",
156                    v->rcSource.left, v->rcSource.top, v->rcSource.right, v->rcSource.bottom);
157         dshowdebug("      rcTarget: left %ld top %ld right %ld bottom %ld\n",
158                    v->rcTarget.left, v->rcTarget.top, v->rcTarget.right, v->rcTarget.bottom);
159         dshowdebug("      dwBitRate: %lu\n", v->dwBitRate);
160         dshowdebug("      dwBitErrorRate: %lu\n", v->dwBitErrorRate);
161         dshowdebug("      AvgTimePerFrame: %"PRId64"\n", v->AvgTimePerFrame);
162         dump_bih(NULL, &v->bmiHeader);
163     } else if (IsEqualGUID(&type->formattype, &FORMAT_VideoInfo2)) {
164         VIDEOINFOHEADER2 *v = (void *) type->pbFormat;
165         dshowdebug("      rcSource: left %ld top %ld right %ld bottom %ld\n",
166                    v->rcSource.left, v->rcSource.top, v->rcSource.right, v->rcSource.bottom);
167         dshowdebug("      rcTarget: left %ld top %ld right %ld bottom %ld\n",
168                    v->rcTarget.left, v->rcTarget.top, v->rcTarget.right, v->rcTarget.bottom);
169         dshowdebug("      dwBitRate: %lu\n", v->dwBitRate);
170         dshowdebug("      dwBitErrorRate: %lu\n", v->dwBitErrorRate);
171         dshowdebug("      AvgTimePerFrame: %"PRId64"\n", v->AvgTimePerFrame);
172         dshowdebug("      dwInterlaceFlags: %lu\n", v->dwInterlaceFlags);
173         dshowdebug("      dwCopyProtectFlags: %lu\n", v->dwCopyProtectFlags);
174         dshowdebug("      dwPictAspectRatioX: %lu\n", v->dwPictAspectRatioX);
175         dshowdebug("      dwPictAspectRatioY: %lu\n", v->dwPictAspectRatioY);
176 //        dshowdebug("      dwReserved1: %lu\n", v->u.dwReserved1); /* mingw-w64 is buggy and doesn't name unnamed unions */
177         dshowdebug("      dwReserved2: %lu\n", v->dwReserved2);
178         dump_bih(NULL, &v->bmiHeader);
179     } else if (IsEqualGUID(&type->formattype, &FORMAT_WaveFormatEx)) {
180         WAVEFORMATEX *fx = (void *) type->pbFormat;
181         dshowdebug("      wFormatTag: %u\n", fx->wFormatTag);
182         dshowdebug("      nChannels: %u\n", fx->nChannels);
183         dshowdebug("      nSamplesPerSec: %lu\n", fx->nSamplesPerSec);
184         dshowdebug("      nAvgBytesPerSec: %lu\n", fx->nAvgBytesPerSec);
185         dshowdebug("      nBlockAlign: %u\n", fx->nBlockAlign);
186         dshowdebug("      wBitsPerSample: %u\n", fx->wBitsPerSample);
187         dshowdebug("      cbSize: %u\n", fx->cbSize);
188     }
189 #endif
190 }