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print supported pixfmts also for DeckLink capture

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This commit is contained in:
Martin Pulec
2023-10-10 14:48:02 +02:00
parent a986431bd5
commit fd1d808d66
4 changed files with 85 additions and 36 deletions
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58
src/blackmagic_common.cpp
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@@ -909,6 +909,64 @@ const map<BMDVideoConnection, string> &get_connection_string_map() {
return m;
}
template <typename T> struct bmd_no_conv {
};
template <> struct bmd_no_conv<IDeckLinkInput> {
static constexpr BMDVideoInputConversionMode value =
bmdNoVideoInputConversion;
};
template <> struct bmd_no_conv<IDeckLinkOutput> {
static constexpr BMDVideoOutputConversionMode value =
bmdNoVideoOutputConversion;
};
/**
* This function returns true if any display mode and any output supports the
* codec. The codec, however, may not be supported with actual video mode.
*
* @todo For UltraStudio Pro DoesSupportVideoMode returns E_FAIL on not
* supported pixel formats instead of setting supported to false.
*/
template <typename T>
bool
decklink_supports_codec(T *deckLink, BMDPixelFormat pf)
{
IDeckLinkDisplayModeIterator *displayModeIterator = nullptr;
IDeckLinkDisplayMode *deckLinkDisplayMode = nullptr;
if (FAILED(
deckLink->GetDisplayModeIterator(&displayModeIterator))) {
MSG(ERROR, "Fatal: cannot create display mode iterator.\n");
return false;
}
while (displayModeIterator->Next(&deckLinkDisplayMode) == S_OK) {
BMD_BOOL supported = false;
const HRESULT res = deckLink->DoesSupportVideoMode(
bmdVideoConnectionUnspecified,
deckLinkDisplayMode->GetDisplayMode(), pf,
bmd_no_conv<T>::value, bmdSupportedVideoModeDefault,
nullptr, &supported);
deckLinkDisplayMode->Release();
if (res != S_OK) {
MSG(WARNING, "DoesSupportVideoMode: %s\n",
bmd_hresult_to_string(res).c_str());
continue;
}
if (supported) {
displayModeIterator->Release();
return true;
}
}
displayModeIterator->Release();
return false;
}
template bool
decklink_supports_codec<IDeckLinkOutput>(IDeckLinkOutput *deckLink,
BMDPixelFormat pf);
template bool decklink_supports_codec<IDeckLinkInput>(IDeckLinkInput *deckLink,
BMDPixelFormat pf);
ADD_TO_PARAM(R10K_FULL_OPT, "* " R10K_FULL_OPT "\n"
" Do not do conversion from/to limited range on in/out for R10k on BMD devs.\n");