28 #include <DeckLinkAPI.h>
30 #include <DeckLinkAPI_i.c>
37 #pragma clang diagnostic push
38 #pragma clang diagnostic ignored "-Wmissing-prototypes"
40 #include <DeckLinkAPIDispatch.cpp>
42 #pragma clang diagnostic pop
58 IDeckLinkIterator *iter;
61 if (CoInitialize(
NULL) < 0) {
66 if (CoCreateInstance(CLSID_CDeckLinkIterator,
NULL, CLSCTX_ALL,
67 IID_IDeckLinkIterator, (
void**) &iter) != S_OK) {
71 iter = CreateDeckLinkIteratorInstance();
75 "Make sure you have DeckLink drivers " BLACKMAGIC_DECKLINK_API_VERSION_STRING
" or newer installed.\n");
77 IDeckLinkAPIInformation *api;
80 if (CoCreateInstance(CLSID_CDeckLinkAPIInformation,
NULL, CLSCTX_ALL,
81 IID_IDeckLinkAPIInformation, (
void**) &api) != S_OK) {
85 api = CreateDeckLinkAPIInformationInstance();
87 if (api && api->GetInt(BMDDeckLinkAPIVersion, &
version) == S_OK) {
88 if (
version < BLACKMAGIC_DECKLINK_API_VERSION)
89 av_log(avctx,
AV_LOG_WARNING,
"Installed DeckLink drivers are too old and may be incompatible with the SDK this module was built against. "
90 "Make sure you have DeckLink drivers " BLACKMAGIC_DECKLINK_API_VERSION_STRING
" or newer installed.\n");
109 hr = attr->GetString(cfg_id, &
tmp);
116 }
else if (hr == E_FAIL) {
126 BMDDeckLinkAttributeID attr_id = (cfg_id == bmdDeckLinkConfigAudioInputConnection) ? BMDDeckLinkAudioInputConnections : BMDDeckLinkVideoInputConnections;
127 int64_t bmd_input = (cfg_id == bmdDeckLinkConfigAudioInputConnection) ? (int64_t)
ctx->audio_input : (int64_t)
ctx->video_input;
128 const char *type_name = (cfg_id == bmdDeckLinkConfigAudioInputConnection) ?
"audio" :
"video";
129 int64_t supported_connections = 0;
133 res =
ctx->attr->GetInt(attr_id, &supported_connections);
138 if ((supported_connections & bmd_input) != bmd_input) {
139 av_log(avctx,
AV_LOG_ERROR,
"Device does not support selected %s input.\n", type_name);
142 res =
ctx->cfg->SetInt(cfg_id, bmd_input);
159 if (field_order ==
AV_FIELD_PROGRESSIVE && (bmd_field_order == bmdProgressiveFrame || bmd_field_order == bmdProgressiveSegmentedFrame))
170 if (
ctx->duplex_mode) {
173 #if BLACKMAGIC_DECKLINK_API_VERSION >= 0x0b000000
174 IDeckLinkProfileManager *manager =
NULL;
175 if (
ctx->dl->QueryInterface(IID_IDeckLinkProfileManager, (
void **)&manager) == S_OK)
176 duplex_supported =
true;
178 if (
ctx->attr->GetFlag(BMDDeckLinkSupportsDuplexModeConfiguration, &duplex_supported) != S_OK)
179 duplex_supported =
false;
182 if (duplex_supported) {
183 #if BLACKMAGIC_DECKLINK_API_VERSION >= 0x0b000000
185 BMDProfileID bmd_profile_id;
189 bmd_profile_id = decklink_profile_id_map[
ctx->duplex_mode];
190 res = manager->GetProfile(bmd_profile_id, &
profile);
197 res =
ctx->cfg->SetInt(bmdDeckLinkConfigDuplexMode,
ctx->duplex_mode == 2 ? bmdDuplexModeFull : bmdDuplexModeHalf);
202 av_log(avctx,
AV_LOG_VERBOSE,
"Successfully set duplex mode to %s duplex.\n",
ctx->duplex_mode == 2 ||
ctx->duplex_mode == 4 ?
"full" :
"half");
217 res =
ctx->cfg->SetInt(bmdDeckLinkConfigReferenceInputTimingOffset, cctx->
timing_offset);
223 res =
ctx->cfg->SetInt(bmdDeckLinkConfigSDIOutputLinkConfiguration,
ctx->link);
228 if (
ctx->link == bmdLinkConfigurationQuadLink && cctx->
sqd >= 0) {
229 res =
ctx->cfg->SetFlag(bmdDeckLinkConfigQuadLinkSDIVideoOutputSquareDivisionSplit, cctx->
sqd);
240 if (
ctx->attr->GetFlag(BMDDeckLinkSupportsSMPTELevelAOutput, &level_a_supported) != S_OK)
241 level_a_supported =
false;
243 if (level_a_supported) {
244 res =
ctx->cfg->SetFlag(bmdDeckLinkConfigSMPTELevelAOutput, cctx->
level_a);
250 av_log(avctx,
AV_LOG_WARNING,
"Unable to set SMPTE levelA mode, because it is not supported.\n");
259 int tb_num,
int tb_den,
265 #if BLACKMAGIC_DECKLINK_API_VERSION >= 0x0b000000
268 BMDDisplayModeSupport support;
270 IDeckLinkDisplayModeIterator *itermode;
271 IDeckLinkDisplayMode *
mode;
275 av_log(avctx,
AV_LOG_DEBUG,
"Trying to find mode for frame size %dx%d, frame timing %d/%d, field order %d, direction %d, format code %s\n",
279 res =
ctx->dli->GetDisplayModeIterator (&itermode);
281 res =
ctx->dlo->GetDisplayModeIterator (&itermode);
289 char format_buf[] =
" ";
292 BMDDisplayMode target_mode = (BMDDisplayMode)
AV_RB32(format_buf);
294 ctx->bmd_mode = bmdModeUnknown;
295 while ((
ctx->bmd_mode == bmdModeUnknown) && itermode->Next(&
mode) == S_OK) {
296 BMDTimeValue bmd_tb_num, bmd_tb_den;
297 int bmd_width =
mode->GetWidth();
298 int bmd_height =
mode->GetHeight();
299 BMDDisplayMode bmd_mode =
mode->GetDisplayMode();
300 BMDFieldDominance bmd_field_dominance =
mode->GetFieldDominance();
302 mode->GetFrameRate(&bmd_tb_num, &bmd_tb_den);
305 if ((bmd_width ==
width &&
309 || target_mode == bmd_mode) {
310 ctx->bmd_mode = bmd_mode;
311 ctx->bmd_width = bmd_width;
312 ctx->bmd_height = bmd_height;
313 ctx->bmd_tb_den = bmd_tb_den;
314 ctx->bmd_tb_num = bmd_tb_num;
315 ctx->bmd_field_dominance = bmd_field_dominance;
317 bmd_width, bmd_height, 1/
av_q2d(mode_tb),
318 (
ctx->bmd_field_dominance==bmdLowerFieldFirst ||
ctx->bmd_field_dominance==bmdUpperFieldFirst)?
"(i)":
"");
327 if (
ctx->bmd_mode == bmdModeUnknown)
330 #if BLACKMAGIC_DECKLINK_API_VERSION >= 0x0b050000
332 BMDDisplayMode actualMode =
ctx->bmd_mode;
333 if (
ctx->dli->DoesSupportVideoMode(
ctx->video_input,
ctx->bmd_mode,
ctx->raw_format,
334 bmdNoVideoInputConversion, bmdSupportedVideoModeDefault,
335 &actualMode, &support) != S_OK || !support ||
ctx->bmd_mode != actualMode)
338 BMDDisplayMode actualMode =
ctx->bmd_mode;
339 if (
ctx->dlo->DoesSupportVideoMode(bmdVideoConnectionUnspecified,
ctx->bmd_mode,
ctx->raw_format,
340 bmdNoVideoOutputConversion, bmdSupportedVideoModeDefault,
341 &actualMode, &support) != S_OK || !support ||
ctx->bmd_mode != actualMode)
345 #elif BLACKMAGIC_DECKLINK_API_VERSION >= 0x0b000000
347 if (
ctx->dli->DoesSupportVideoMode(
ctx->video_input,
ctx->bmd_mode,
ctx->raw_format,
348 bmdSupportedVideoModeDefault,
352 BMDDisplayMode actualMode =
ctx->bmd_mode;
353 if (
ctx->dlo->DoesSupportVideoMode(bmdVideoConnectionUnspecified,
ctx->bmd_mode,
ctx->raw_format,
354 bmdSupportedVideoModeDefault,
355 &actualMode, &support) != S_OK || !support ||
ctx->bmd_mode != actualMode) {
364 if (
ctx->dli->DoesSupportVideoMode(
ctx->bmd_mode,
ctx->raw_format,
365 bmdVideoOutputFlagDefault,
366 &support,
NULL) != S_OK)
369 if (!
ctx->supports_vanc ||
ctx->dlo->DoesSupportVideoMode(
ctx->bmd_mode,
ctx->raw_format,
371 &support,
NULL) != S_OK || support != bmdDisplayModeSupported) {
373 if (
ctx->dlo->DoesSupportVideoMode(
ctx->bmd_mode,
ctx->raw_format,
374 bmdVideoOutputFlagDefault,
375 &support,
NULL) != S_OK) {
378 ctx->supports_vanc = 0;
382 if (support == bmdDisplayModeSupported)
424 unsigned long long size;
505 int show_inputs,
int show_outputs)
507 IDeckLink *dl =
NULL;
514 while (
ret == 0 && iter->Next(&dl) == S_OK) {
515 IDeckLinkOutput *output_config;
516 IDeckLinkInput *input_config;
517 const char *display_name =
NULL;
518 const char *unique_name =
NULL;
530 if (dl->QueryInterface(IID_IDeckLinkOutput, (
void **)&output_config) == S_OK) {
531 output_config->Release();
537 if (dl->QueryInterface(IID_IDeckLinkInput, (
void **)&input_config) == S_OK) {
538 input_config->Release();
577 int show_inputs,
int show_outputs)
589 show_inputs ?
"input" :
"output");
601 IDeckLinkDisplayModeIterator *itermode;
602 IDeckLinkDisplayMode *
mode;
614 res =
ctx->dli->GetDisplayModeIterator (&itermode);
616 res =
ctx->dlo->GetDisplayModeIterator (&itermode);
624 av_log(avctx,
AV_LOG_INFO,
"Supported formats for '%s':\n\tformat_code\tdescription",
626 while (itermode->Next(&
mode) == S_OK) {
627 BMDTimeValue tb_num, tb_den;
628 mode->GetFrameRate(&tb_num, &tb_den);
632 (
int) tb_den, (
int) tb_num);
633 switch (
mode->GetFieldDominance()) {
634 case bmdLowerFieldFirst:
636 case bmdUpperFieldFirst:
658 ctx->attr->Release();
669 IDeckLink *dl =
NULL;
674 while (iter->Next(&dl) == S_OK) {
675 const char *display_name =
NULL;
676 const char *unique_name =
NULL;
679 if (display_name && !strcmp(
name, display_name) || unique_name && !strcmp(
name, unique_name)) {
693 if (
ctx->dl->QueryInterface(IID_IDeckLinkConfiguration, (
void **)&
ctx->cfg) != S_OK) {