Files
UltraGrid/src/blackmagic_common.cpp
2023-10-17 12:45:28 +02:00

1007 lines
38 KiB
C++

/**
* @file blackmagic_common.cpp
* @author Martin Pulec <pulec@cesnet.cz>
*/
/*
* Copyright (c) 2014-2023 CESNET, z. s. p. o.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, is permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of CESNET nor the names of its contributors may be
* used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#include "config_unix.h"
#include "config_win32.h"
#endif
#include <algorithm>
#include <condition_variable>
#include <iomanip>
#include <map>
#include <sstream>
#include <stdexcept>
#include <unordered_map>
#include <utility>
#include "DeckLinkAPIVersion.h"
#include "blackmagic_common.hpp"
#include "debug.h"
#include "host.h"
#include "utils/color_out.h"
#include "utils/macros.h"
#include "utils/windows.h"
#include "utils/worker.h"
#define MOD_NAME "[DeckLink] "
using std::clamp;
using std::fixed;
using std::hex;
using std::invalid_argument;
using std::map;
using std::min;
using std::pair;
using std::ostringstream;
using std::setfill;
using std::setw;
using std::stod;
using std::stoi;
using std::string;
using std::uppercase;
using std::unordered_map;
using std::vector;
string bmd_hresult_to_string(HRESULT res)
{
const char *errptr = nullptr;
#ifdef _WIN32
errptr = hresult_to_str(res);
#else
HRESULT_GET_ERROR_COMMON(res, errptr)
#endif
ostringstream oss;
if (errptr) {
oss << errptr;
}
oss << " " << "(0x" << hex << setfill('0') << setw(8) << res << ")";
return oss.str();
}
/**
* returned c-sring needs to be freed when not used
*/
char *get_cstr_from_bmd_api_str(BMD_STR bmd_string)
{
if (!bmd_string) {
return strdup("(NULL!)");
}
char *cstr;
#ifdef HAVE_MACOSX
size_t len = CFStringGetMaximumSizeForEncoding(CFStringGetLength(bmd_string), kCFStringEncodingUTF8) + 1;
cstr = (char *) malloc(len);
CFStringGetCString(bmd_string, (char *) cstr, len, kCFStringEncodingUTF8);
#elif defined WIN32
size_t len = SysStringLen(bmd_string) * 4 + 1;
cstr = (char *) malloc(len);
wcstombs((char *) cstr, bmd_string, len);
#else // Linux
cstr = strdup(bmd_string);
#endif
return cstr;
}
BMD_STR get_bmd_api_str_from_cstr(const char *cstr)
{
#ifdef __APPLE__
return CFStringCreateWithCString(kCFAllocatorMalloc, cstr, kCFStringEncodingUTF8);
#elif defined _WIN32
mbstate_t mbstate{};
const char *tmp = cstr;
size_t required_size = mbsrtowcs(NULL, &tmp, 0, &mbstate) + 1;
BMD_STR out = (wchar_t *) malloc(required_size * sizeof(wchar_t));
mbsrtowcs(out, &tmp, required_size, &mbstate);
return out;
#else
return strdup(cstr);
#endif
}
void release_bmd_api_str(BMD_STR string)
{
if (!string) {
return;
}
#ifdef HAVE_MACOSX
CFRelease(string);
#elif defined WIN32
SysFreeString(string);
#else
free(const_cast<char *>(string));
#endif
}
std::string get_str_from_bmd_api_str(BMD_STR string)
{
char *displayModeCString = get_cstr_from_bmd_api_str(string);
std::string out = displayModeCString;
free(displayModeCString);
return out;
}
/**
* @note
* Each successful call (returning non-null pointer) of this function with coinit == true
* should be followed by com_uninitialize() when done with DeckLink (not when releasing
* IDeckLinkIterator!), typically on application shutdown.
*/
IDeckLinkIterator *create_decklink_iterator(bool *com_initialized, bool verbose, bool coinit)
{
IDeckLinkIterator *deckLinkIterator = nullptr;
#ifdef WIN32
if (coinit) {
com_initialize(com_initialized, "[BMD] ");
}
HRESULT result = CoCreateInstance(CLSID_CDeckLinkIterator, NULL, CLSCTX_ALL,
IID_IDeckLinkIterator, (void **) &deckLinkIterator);
if (FAILED(result)) {
decklink_uninitialize(com_initialized);
deckLinkIterator = nullptr;
}
#else
UNUSED(coinit);
*com_initialized = false;
deckLinkIterator = CreateDeckLinkIteratorInstance();
#endif
if (!deckLinkIterator && verbose) {
log_msg(LOG_LEVEL_ERROR, "A DeckLink iterator could not be created. The DeckLink drivers may not be installed or are outdated.\n");
log_msg(LOG_LEVEL_INFO, "This UltraGrid version was compiled with DeckLink drivers %s. You should have at least this version.\n\n",
BLACKMAGIC_DECKLINK_API_VERSION_STRING);
}
return deckLinkIterator;
}
void decklink_uninitialize(bool *com_initialized)
{
com_uninitialize(com_initialized);
}
bool blackmagic_api_version_check()
{
bool ret = false;
IDeckLinkAPIInformation *APIInformation = NULL;
HRESULT result;
bool com_initialized = false;
if (!com_initialize(&com_initialized, "[BMD] ")) {
goto cleanup;
}
#ifdef WIN32
result = CoCreateInstance(CLSID_CDeckLinkAPIInformation, NULL, CLSCTX_ALL,
IID_IDeckLinkAPIInformation, (void **) &APIInformation);
if(FAILED(result)) {
#else
APIInformation = CreateDeckLinkAPIInformationInstance();
if(APIInformation == NULL) {
#endif
log_msg(LOG_LEVEL_ERROR, "Cannot get API information! Perhaps drivers not installed.\n");
goto cleanup;
}
int64_t value;
result = APIInformation->GetInt(BMDDeckLinkAPIVersion, &value);
if(result != S_OK) {
log_msg(LOG_LEVEL_ERROR, "Cannot get API version!\n");
goto cleanup;
}
if (BLACKMAGIC_DECKLINK_API_VERSION > value) { // this is safe comparision, for internal structure please see SDK documentation
log_msg(LOG_LEVEL_ERROR, "The DeckLink drivers may not be installed or are outdated.\n");
log_msg(LOG_LEVEL_ERROR, "You should have at least the version UltraGrid has been linked with.\n");
log_msg(LOG_LEVEL_ERROR, "Vendor download page is http://www.blackmagic-design.com/support\n");
print_decklink_version();
ret = false;
} else {
ret = true;
}
cleanup:
if (APIInformation) {
APIInformation->Release();
}
decklink_uninitialize(&com_initialized);
return ret;
}
void print_decklink_version()
{
BMD_STR current_version = NULL;
IDeckLinkAPIInformation *APIInformation = NULL;
HRESULT result;
#ifdef WIN32
bool com_initialized = false;
if (!com_initialize(&com_initialized, "[BMD] ")) {
goto cleanup;
}
result = CoCreateInstance(CLSID_CDeckLinkAPIInformation, NULL, CLSCTX_ALL,
IID_IDeckLinkAPIInformation, (void **) &APIInformation);
if(FAILED(result)) {
#else
APIInformation = CreateDeckLinkAPIInformationInstance();
if(APIInformation == NULL) {
#endif
fprintf(stderr, "Cannot get API information! Perhaps drivers not installed.\n");
goto cleanup;
}
result = APIInformation->GetString(BMDDeckLinkAPIVersion, &current_version);
if (result != S_OK) {
fprintf(stderr, "Cannot get API version string!\n");
goto cleanup;
} else {
fprintf(stderr, "This UltraGrid version was compiled against DeckLink SDK %s. ", BLACKMAGIC_DECKLINK_API_VERSION_STRING);
const char *currentVersionCString = get_cstr_from_bmd_api_str(current_version);
fprintf(stderr, "System version is %s.\n", currentVersionCString);
release_bmd_api_str(current_version);
free(const_cast<char *>(currentVersionCString));
}
cleanup:
if (APIInformation) {
APIInformation->Release();
}
#ifdef WIN32
com_uninitialize(&com_initialized);
#endif
}
// Profile description map
static const map<BMDProfileID, pair<const char *, const char *>> kDeviceProfiles =
{
{ bmdProfileOneSubDeviceFullDuplex, { "1 sub-device full-duplex", "8K Pro, Duo 2, Quad 2" } },
{ bmdProfileOneSubDeviceHalfDuplex, { "1 sub-device half-duplex", "8K Pro" } },
{ bmdProfileTwoSubDevicesFullDuplex, { "2 sub-devices full-duplex", "8K Pro" } },
{ bmdProfileTwoSubDevicesHalfDuplex, { "2 sub-devices half-duplex", "Duo 2, Quad 2" } },
{ bmdProfileFourSubDevicesHalfDuplex, { "4 sub-devices half-duplex", "8K Pro" } },
};
#define EXIT_IF_FAILED(cmd, name) \
do {\
HRESULT result = cmd;\
if (FAILED(result)) {;\
LOG(LOG_LEVEL_ERROR) << MOD_NAME << name << ": " << bmd_hresult_to_string(result) << "\n";\
ret = {};\
goto cleanup;\
}\
} while (0)
#define RELEASE_IF_NOT_NULL(x) if (x != nullptr) { x->Release(); x = nullptr; }
static BMDProfileID GetDeckLinkProfileID(IDeckLinkProfile* profile)
{
IDeckLinkProfileAttributes* profileAttributes = nullptr;
if (HRESULT result = profile->QueryInterface(IID_IDeckLinkProfileAttributes, (void**)&profileAttributes); FAILED(result)) {
return {};
}
int64_t profileIDInt = 0;
// Get Profile ID attribute
const HRESULT res =
profileAttributes->GetInt(BMDDeckLinkProfileID, &profileIDInt);
if (SUCCEEDED(res)) {
profileAttributes->Release();
} else {
LOG(LOG_LEVEL_ERROR) << MOD_NAME << "BMDDeckLinkProfileID: "
<< bmd_hresult_to_string(res) << "\n";
}
return (BMDProfileID) profileIDInt;
}
class ProfileCallback : public IDeckLinkProfileCallback
{
public:
ProfileCallback(IDeckLinkProfile *requestedProfile) : m_requestedProfile(requestedProfile) {
m_requestedProfile->AddRef();
}
HRESULT ProfileChanging (/* in */ [[maybe_unused]] IDeckLinkProfile* profileToBeActivated, /* in */ [[maybe_unused]] BMD_BOOL streamsWillBeForcedToStop) override { return S_OK; }
HRESULT ProfileActivated (/* in */ [[maybe_unused]] IDeckLinkProfile* activatedProfile) override {
{
std::lock_guard<std::mutex> lock(m_profileActivatedMutex);
m_requestedProfileActivated = true;
}
m_profileActivatedCondition.notify_one();
return S_OK;
}
HRESULT STDMETHODCALLTYPE QueryInterface([[maybe_unused]] REFIID iid, [[maybe_unused]] LPVOID *ppv) override
{
*ppv = nullptr;
return E_NOINTERFACE;
}
ULONG STDMETHODCALLTYPE AddRef() override { return ++m_refCount; }
ULONG STDMETHODCALLTYPE Release() override {
ULONG refCount = --m_refCount;
if (refCount == 0)
delete this;
return refCount;
}
bool WaitForProfileActivation(void) {
BMD_BOOL isActiveProfile = BMD_FALSE;
const char *profileName = kDeviceProfiles.find(GetDeckLinkProfileID(m_requestedProfile)) != kDeviceProfiles.end() ?
kDeviceProfiles.at(GetDeckLinkProfileID(m_requestedProfile)).first : "(unknown)";
if ((m_requestedProfile->IsActive(&isActiveProfile) == S_OK) && isActiveProfile) {
LOG(LOG_LEVEL_INFO) << "[DeckLink] Profile " << profileName << " already active.\n";
return true;
}
LOG(LOG_LEVEL_INFO) << "[DeckLink] Waiting for profile activation... (this may take few seconds)\n";
std::unique_lock<std::mutex> lock(m_profileActivatedMutex);
bool ret = m_profileActivatedCondition.wait_for(lock, std::chrono::seconds{5}, [&]{ return m_requestedProfileActivated; });
if (ret) {
LOG(LOG_LEVEL_NOTICE) << "[DeckLink] Profile " << profileName << " activated succesfully.\n";
} else {
LOG(LOG_LEVEL_ERROR) << "[DeckLink] Profile " << profileName << " activation timeouted!\n";
}
return ret;
}
virtual ~ProfileCallback() {
m_requestedProfile->Release();
}
private:
IDeckLinkProfile *m_requestedProfile;
int m_refCount = 1;
std::condition_variable m_profileActivatedCondition;
std::mutex m_profileActivatedMutex;
bool m_requestedProfileActivated = false;
};
/**
* @param a value from BMDProfileID or bmdDuplexHalf (maximize number of IOs)
*/
bool decklink_set_profile(IDeckLink *deckLink, bmd_option const &req_profile, bool stereo) {
if (req_profile.is_default() && !stereo) {
return true;
}
bool ret = true;
IDeckLinkProfileManager *manager = nullptr;
IDeckLinkProfileIterator *it = nullptr;
IDeckLinkProfile *profile = nullptr;
bool found = false;
ProfileCallback *p = nullptr;
if (HRESULT res = deckLink->QueryInterface(IID_IDeckLinkProfileManager, (void**)&manager)) {
const bool error = !(req_profile.is_default() && res == E_NOINTERFACE);
LOG(error ? LOG_LEVEL_ERROR : LOG_LEVEL_VERBOSE) << MOD_NAME << "Cannot set duplex - query profile manager: " << bmd_hresult_to_string(res) << "\n";
return error;
}
const uint32_t profileID = req_profile.is_default() ? (int64_t) bmdProfileOneSubDeviceFullDuplex : req_profile.get_int();
EXIT_IF_FAILED(manager->GetProfiles(&it), "Cannot set duplex - get profiles");
while (it->Next(&profile) == S_OK) {
IDeckLinkProfileAttributes *attributes;
int64_t id;
if (profile->QueryInterface(IID_IDeckLinkProfileAttributes,
(void**)&attributes) != S_OK) {
LOG(LOG_LEVEL_WARNING) << "[DeckLink] Cannot get profile attributes!\n";
continue;
}
if (attributes->GetInt(BMDDeckLinkProfileID, &id) == S_OK) {
if (profileID == bmdDuplexHalf) {
if (id == bmdProfileTwoSubDevicesHalfDuplex || id == bmdProfileFourSubDevicesHalfDuplex) {
found = true;
}
} else if (profileID == id) {
found = true;
}
if (found) {
p = new ProfileCallback(profile);
BMD_CHECK(manager->SetCallback(p), "IDeckLinkProfileManager::SetCallback", goto cleanup);
if (profile->SetActive() != S_OK) {
LOG(LOG_LEVEL_ERROR) << "[DeckLink] Cannot set profile!\n";
ret = false;
}
if (!p->WaitForProfileActivation()) {
ret = false;
}
}
} else {
LOG(LOG_LEVEL_WARNING) << "[DeckLink] Cannot get profile ID!\n";
}
attributes->Release();
profile->Release();
if (found) {
break;
}
}
if (!found && ret) { // no err but not found
LOG(LOG_LEVEL_WARNING) << "[DeckLink] did not find suitable duplex profile!\n";
ret = false;
}
cleanup:
RELEASE_IF_NOT_NULL(p);
RELEASE_IF_NOT_NULL(it);
RELEASE_IF_NOT_NULL(manager);
return ret;
}
static BMDProfileID decklink_get_active_profile_id(IDeckLink *decklink)
{
BMDProfileID ret{};
IDeckLinkProfileManager *manager = nullptr;
if (HRESULT result = decklink->QueryInterface(IID_IDeckLinkProfileManager, (void**)&manager); FAILED(result)) {
if (result != E_NOINTERFACE) {
LOG(LOG_LEVEL_ERROR) << "Cannot get IDeckLinkProfileManager: " << bmd_hresult_to_string(result) << "\n";
}
return {};
}
IDeckLinkProfileIterator *it = nullptr;
IDeckLinkProfile *profile = nullptr;
EXIT_IF_FAILED(manager->GetProfiles(&it), "Cannot get profiles iterator");
while (it->Next(&profile) == S_OK) {
BMD_BOOL isActiveProfile = BMD_FALSE;
if ((profile->IsActive(&isActiveProfile) == S_OK) && isActiveProfile) {
ret = GetDeckLinkProfileID(profile);
profile->Release();
break;
}
profile->Release();
}
cleanup:
RELEASE_IF_NOT_NULL(it);
RELEASE_IF_NOT_NULL(manager);
return ret;
}
bool bmd_check_stereo_profile(IDeckLink *deckLink) {
if (BMDProfileID profile_active = decklink_get_active_profile_id(deckLink)) {
if (profile_active != bmdProfileOneSubDeviceHalfDuplex &&
profile_active != bmdProfileOneSubDeviceFullDuplex) {
uint32_t profile_fcc_host = ntohl(profile_active);
log_msg(LOG_LEVEL_ERROR, MOD_NAME "Active profile '%.4s' may not be compatible with stereo mode.\n", (char *) &profile_fcc_host);
log_msg(LOG_LEVEL_INFO, MOD_NAME "Use 'profile=' parameter to set 1-subdevice mode in either '1dhd' (half) or '1dfd' (full) duplex.\n");
}
return false;
}
return true;
}
string bmd_get_device_name(IDeckLink *decklink) {
BMD_STR deviceNameString = NULL;
char * deviceNameCString = NULL;
string ret;
if (decklink->GetDisplayName((BMD_STR *) &deviceNameString) == S_OK) {
deviceNameCString = get_cstr_from_bmd_api_str(deviceNameString);
ret = deviceNameCString;
release_bmd_api_str(deviceNameString);
free(deviceNameCString);
}
return ret;
}
uint32_t bmd_read_fourcc(const char *str) {
union {
uint32_t fourcc;
char c4[4];
} u;
memset(u.c4, ' ', 4);
memcpy(u.c4, str, min(strlen(str), sizeof u.c4));
return htonl(u.fourcc);
}
std::ostream &operator<<(std::ostream &output, REFIID iid)
{
#ifdef _WIN32
OLECHAR* guidString;
StringFromCLSID(iid, &guidString);
char buffer[128];
int ret = wcstombs(buffer, guidString, sizeof buffer);
if (ret == sizeof buffer) {
buffer[sizeof buffer - 1] = '\0';
}
output << buffer;
::CoTaskMemFree(guidString);
#else
auto flags = output.flags();
output << hex << uppercase << setfill('0') <<
setw(2) << static_cast<int>(iid.byte0) << setw(2) << static_cast<int>(iid.byte1) <<
setw(2) << static_cast<int>(iid.byte2) << setw(2) << static_cast<int>(iid.byte3) << "-" <<
setw(2) << static_cast<int>(iid.byte4) << setw(2) << static_cast<int>(iid.byte5) << "-" <<
setw(2) << static_cast<int>(iid.byte6) << setw(2) << static_cast<int>(iid.byte7) << "-" <<
setw(2) << static_cast<int>(iid.byte8) << setw(2) << static_cast<int>(iid.byte9) << "-" <<
setw(2) << static_cast<int>(iid.byte10) << setw(2) << static_cast<int>(iid.byte11) <<
setw(2) << static_cast<int>(iid.byte12) << setw(2) << static_cast<int>(iid.byte13) <<
setw(2) << static_cast<int>(iid.byte14) << setw(2) << static_cast<int>(iid.byte15);
output.flags(flags);
#endif
return output;
}
static string fcc_to_string(uint32_t fourcc) {
#define BMDFCC(x) {x,#x}
static const unordered_map<uint32_t, const char *> conf_name_map = {
BMDFCC(bmdVideo3DPackingSidebySideHalf), BMDFCC(bmdVideo3DPackingLinebyLine), BMDFCC(bmdVideo3DPackingTopAndBottom), BMDFCC(bmdVideo3DPackingFramePacking), BMDFCC(bmdVideo3DPackingRightOnly), BMDFCC(bmdVideo3DPackingLeftOnly),
BMDFCC(bmdDeckLinkCapturePassthroughModeDisabled),
BMDFCC(bmdDeckLinkCapturePassthroughModeCleanSwitch),
BMDFCC(bmdDeckLinkConfig444SDIVideoOutput),
BMDFCC(bmdDeckLinkConfigAnalogAudioConsumerLevels),
BMDFCC(bmdDeckLinkConfigCapture1080pAsPsF),
BMDFCC(bmdDeckLinkConfigCapturePassThroughMode),
BMDFCC(bmdDeckLinkConfigFieldFlickerRemoval),
BMDFCC(bmdDeckLinkConfigLowLatencyVideoOutput),
BMDFCC(bmdDeckLinkConfigHDMI3DPackingFormat),
BMDFCC(bmdDeckLinkConfigOutput1080pAsPsF),
BMDFCC(bmdDeckLinkConfigQuadLinkSDIVideoOutputSquareDivisionSplit),
BMDFCC(bmdDeckLinkConfigSDIOutputLinkConfiguration),
BMDFCC(bmdDeckLinkConfigSMPTELevelAOutput),
BMDFCC(bmdDeckLinkConfigVideoInputConnection),
BMDFCC(bmdDeckLinkConfigVideoInputConversionMode),
BMDFCC(bmdDeckLinkConfigVideoOutputConversionMode),
BMDFCC(bmdDeckLinkConfigVideoOutputIdleOperation),
BMDFCC(bmdIdleVideoOutputLastFrame),
BMDFCC(bmdLinkConfigurationSingleLink), BMDFCC(bmdLinkConfigurationDualLink), BMDFCC(bmdLinkConfigurationQuadLink),
};
#undef BMDFCC
if (auto it = conf_name_map.find(fourcc); it != conf_name_map.end()) {
return it->second;
}
union {
char c[5];
uint32_t i;
} fcc{};
fcc.i = htonl(fourcc);
return string("'") + fcc.c + "'";
}
bmd_option::bmd_option(bool val, bool user_spec) : m_type(type_tag::t_flag), m_user_specified(user_spec) {
m_val.b = val;
}
bmd_option::bmd_option(int64_t val, bool user_spec) : m_type(type_tag::t_int), m_user_specified(user_spec) {
m_val.i = val;
}
std::ostream &operator<<(std::ostream &output, const bmd_option &b) {
switch (b.m_type) {
case bmd_option::type_tag::t_default:
output << "(default)";
break;
case bmd_option::type_tag::t_keep:
output << "(keep)";
break;
case bmd_option::type_tag::t_flag:
output << (b.get_flag() ? "true" : "false");
break;
case bmd_option::type_tag::t_int:
if (IS_FCC(b.get_int())) {
output << fcc_to_string(b.get_int());
} else if (b.get_int() >= 0) {
auto flags = output.flags();
output << b.get_int() << " (0x" << hex
<< b.get_int() << ")";
output.flags(flags);
} else {
output << b.get_int();
}
break;
case bmd_option::type_tag::t_float: {
auto flags = output.flags();
output << fixed << b.m_val.f;
output.flags(flags);
break;
}
case bmd_option::type_tag::t_string:
output << b.m_val.s;
break;
}
return output;
}
void bmd_option::set_flag(bool val_) {
m_val.b = val_;
m_type = type_tag::t_flag;
}
void bmd_option::set_int(int64_t val_) {
m_val.i = val_;
m_type = type_tag::t_int;
m_user_specified = true;
}
void bmd_option::set_float(double val_) {
m_val.f = val_;
m_type = type_tag::t_float;
m_user_specified = true;
}
void bmd_option::set_string(const char *val_) {
strncpy(m_val.s, val_, sizeof m_val.s - 1);
m_type = type_tag::t_string;
m_user_specified = true;
}
void bmd_option::set_keep() {
m_type = type_tag::t_keep;
}
bool bmd_option::keep() const {
return m_type == type_tag::t_keep;
}
bool bmd_option::get_flag() const {
if (m_type != type_tag::t_flag) {
log_msg(LOG_LEVEL_WARNING, MOD_NAME "Option is not set to a flag but get_flag() called! Current type tag: %d\n", (int) m_type);
return {};
}
return m_val.b;
}
int64_t bmd_option::get_int() const {
if (m_type != type_tag::t_int) {
log_msg(LOG_LEVEL_WARNING, MOD_NAME "Option is not set to an int but get_int() called! Current type tag: %d\n", (int) m_type);
return {};
}
return m_val.i;
}
bool bmd_option::is_default() const {
return m_type == type_tag::t_default;
}
bool bmd_option::is_user_set() const {
return m_user_specified;
}
/**
* @note
* Returns true also for empty/NULL val - this allow specifying the flag without explicit value
*/
void bmd_option::parse(const char *val)
{
// check flag
#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wnull-pointer-arithmetic"
#endif // defined __clang__
if (val == nullptr || val == static_cast<char *>(nullptr) + 1 // allow constructions like parse_bmd_flag(strstr(opt, '=') + 1)
|| strlen(val) == 0 || strcasecmp(val, "true") == 0 || strcasecmp(val, "on") == 0 || strcasecmp(val, "yes") == 0) {
set_flag(true);
return;
}
#ifdef __clang__
#pragma clang diagnostic pop
#endif // defined __clang
if (strcasecmp(val, "false") == 0 || strcasecmp(val, "off") == 0 || strcasecmp(val, "no") == 0) {
set_flag(false);
return;
}
if (strcasecmp(val, "keep") == 0) {
set_keep();
return;
}
// explicitly typed (either "str" or 'fcc')
if ((val[0] == '"' && val[strlen(val) - 1] == '"') || (val[0] == '\'' && val[strlen(val) - 1] == '\'')) {
string raw_val(val + 1);
raw_val.erase(raw_val.length() - 1, 1);
if (val[0] == '"') {
set_string(raw_val.c_str());
} else {
set_int(bmd_read_fourcc(raw_val.c_str()));
}
return;
}
// check number
bool is_number = true;
bool decimal_point = false;
for (size_t i = 0; i < strlen(val); ++i) {
if (val[i] == '.') {
if (decimal_point) { // there was already decimal point
is_number = false;
break;
}
decimal_point = true;
continue;
}
is_number = is_number && isxdigit(val[i]);
if (i == 0 && (val[i] == '-' || val[i] == '+')) {
is_number = true;
}
}
if (is_number) {
if (decimal_point) {
set_float(stod(val));
} else {
set_int(stoi(val, nullptr, 0));
}
return;
}
if (strlen(val) <= 4) {
set_int(bmd_read_fourcc(val));
return;
}
set_string(val);
}
bool bmd_option::device_write(IDeckLinkConfiguration *deckLinkConfiguration, BMDDeckLinkConfigurationID opt, string const &log_prefix) const {
HRESULT res = E_FAIL;
switch (m_type) {
case type_tag::t_flag:
res = deckLinkConfiguration->SetFlag(opt, get_flag());
break;
case type_tag::t_int:
res = deckLinkConfiguration->SetInt(opt, get_int());
break;
case type_tag::t_float:
res = deckLinkConfiguration->SetFloat(opt, m_val.f);
break;
case type_tag::t_string: {
BMD_STR s = get_bmd_api_str_from_cstr(m_val.s);
res = deckLinkConfiguration->SetString(opt, s);
release_bmd_api_str(s);
break;
}
case type_tag::t_keep:
case type_tag::t_default:
return true;
}
ostringstream value_oss;
if (opt == bmdDeckLinkConfigVideoInputConnection && get_connection_string_map().find((BMDVideoConnection) get_int()) != get_connection_string_map().end()) {
value_oss << get_connection_string_map().at((BMDVideoConnection) get_int());
} else {
value_oss << *this;
}
if (res != S_OK) {
const int lvl = m_user_specified ? LOG_LEVEL_ERROR
: res == E_NOTIMPL ? LOG_LEVEL_INFO
: LOG_LEVEL_WARNING;
LOG(lvl) << log_prefix << "Unable to set key "
<< fcc_to_string(opt) << " to " << value_oss.str()
<< ": " << bmd_hresult_to_string(res) << "\n";
return !m_user_specified;
}
LOG(LOG_LEVEL_INFO) << log_prefix << fcc_to_string(opt) << " set to: " << value_oss.str() << "\n";
return true;
}
static void apply_r10k_lut(void *i, void *o, size_t len, void *udata)
{
auto lut = (const unsigned int * __restrict) udata;
auto *in = (const unsigned char *) i;
auto *out = (unsigned char *) o;
const unsigned char *in_end = in + len;
while (in < in_end) {
unsigned r = in[0] << 2U | in[1] >> 6U;
unsigned g = (in[1] & 0x3FU) << 4U | in[2] >> 4U;
unsigned b = (in[2] & 0xFU) << 6U | in[3] >> 2U;
r = lut[r];
g = lut[g];
b = lut[b];
out[0] = r >> 2U;
out[1] = (r & 0x3U) << 6U | (g >> 4U);
out[2] = (g & 0xFU) << 4U | (b >> 6U);
out[3] = (b & 0x3FU) << 2U;
in += 4;
out += 4;
}
}
static void fill_limited_to_full_lut(unsigned int *lut) {
for (int i = 0; i < 1024; ++i) {
int val = clamp(i, 64, 960);
val = 4 + (val - 64) * 1015 / 896;
lut[i] = val;
}
}
/**
* converts from range 64-960 to 4-1019
*
* in and out pointers can point to the same address
*/
void r10k_limited_to_full(const char *in, char *out, size_t len)
{
static unsigned int lut[1024];
if (lut[1023] == 0) {
fill_limited_to_full_lut(lut);
}
DEBUG_TIMER_START(r10k_limited_to_full);
respawn_parallel(const_cast<char *>(in), out, len / 4, 4, apply_r10k_lut, lut);
DEBUG_TIMER_STOP(r10k_limited_to_full);
}
static void fill_full_to_limited_lut(unsigned int *lut) {
for (int i = 0; i < 1024; ++i) {
int val = clamp(i, 4, 1019);
val = 64 + (val - 4) * 896 / 1015;
lut[i] = val;
}
}
/**
* converts from full range (4-1019) to 64-960
*
* in and out pointers can point to the same address
*/
void r10k_full_to_limited(const char *in, char *out, size_t len)
{
static unsigned int lut[1024];
if (lut[1023] == 0) {
fill_full_to_limited_lut(lut);
}
DEBUG_TIMER_START(r10k_limited_to_full);
respawn_parallel(const_cast<char *>(in), out, len / 4, 4, apply_r10k_lut, lut);
DEBUG_TIMER_STOP(r10k_limited_to_full);
}
string bmd_get_audio_connection_name(BMDAudioOutputAnalogAESSwitch audioConnection) {
switch(audioConnection) {
case bmdAudioOutputSwitchAESEBU:
return "AES/EBU";
case bmdAudioOutputSwitchAnalog:
return "analog";
default:
return "default";
}
}
string bmd_get_flags_str(BMDDisplayModeFlags flags) {
bool first = true;
ostringstream oss;
vector<pair<uint32_t, const char *>> map {
{ bmdDisplayModeColorspaceRec601, "Rec601" },
{ bmdDisplayModeColorspaceRec709, "Rec709" },
{ bmdDisplayModeColorspaceRec2020, "Rec2020" },
{ bmdDisplayModeSupports3D, "3D" },
};
for (auto &f : map ) {
if (flags & f.first) {
oss << (!first ? ", " : "") << f.second;
first = false;
}
}
if (flags == 0) {
oss << "(none)";
}
if (flags >= bmdDisplayModeColorspaceRec2020 << 1) {
oss << ", (unknown flags)";
}
return oss.str();
}
void print_bmd_device_profiles(const char *line_prefix)
{
for (const auto &p : kDeviceProfiles) {
const uint32_t fcc = htonl(p.first);
color_printf("%s" TBOLD("%.4s") " - %s (%s)\n", line_prefix, (const char *) &fcc, p.second.first, p.second.second);
}
color_printf("%s" TBOLD("keep") " - keep device setting\n", line_prefix);
}
const map<BMDVideoConnection, string> &get_connection_string_map() {
static const map<BMDVideoConnection, string> m = {
{ bmdVideoConnectionSDI, "SDI" },
{ bmdVideoConnectionHDMI, "HDMI"},
{ bmdVideoConnectionOpticalSDI, "OpticalSDI"},
{ bmdVideoConnectionComponent, "Component"},
{ bmdVideoConnectionComposite, "Composite"},
{ bmdVideoConnectionSVideo, "SVideo"}
};
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);
/// TOREMOVE (implicit "aacl" option is preferred)
bool
bmd_parse_audio_levels(const char *opt) noexcept(false)
{
MSG(WARNING, "audio_level option is deprecated, use "
"\"aacl[=true|false]\" instead\n");
if (strcasecmp(opt, "false") == 0 || strcasecmp(opt, "off") == 0 ||
strcasecmp(opt, "line") == 0) {
return false;
}
if (strcasecmp(opt, "true") == 0 || strcasecmp(opt, "on") == 0 ||
strcasecmp(opt, "mic") == 0) {
return true;
}
throw invalid_argument(string("invalid BMD audio level ") + opt);
}
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");