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UltraGrid/src/video_display/decklink.cpp
Martin Pulec 396c445d2a DeckLink cap/disp: added keep-defaults opt 
- also make create bmdDeckLinkConfigFieldFlickerRemoval non-fatal
2022-05-12 11:48:18 +02:00

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/**
* @file video_display/decklink.cpp
* @author Martin Benes <martinbenesh@gmail.com>
* @author Lukas Hejtmanek <xhejtman@ics.muni.cz>
* @author Petr Holub <hopet@ics.muni.cz>
* @author Milos Liska <xliska@fi.muni.cz>
* @author Jiri Matela <matela@ics.muni.cz>
* @author Dalibor Matura <255899@mail.muni.cz>
* @author Martin Pulec <pulec@cesnet.cz>
*/
/*
* Copyright (c) 2010-2021 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 // HAVE_CONFIG_H
#define MOD_NAME "[Decklink display] "
#include "audio/types.h"
#include "blackmagic_common.h"
#include "compat/platform_time.h"
#include "debug.h"
#include "host.h"
#include "lib_common.h"
#include "rang.hpp"
#include "tv.h"
#include "ug_runtime_error.hpp"
#include "utils/misc.h"
#include "video.h"
#include "video_display.h"
#include <algorithm>
#include <array>
#include <chrono>
#include <cinttypes>
#include <cstdint>
#include <iomanip>
#include <mutex>
#include <queue>
#include <string>
#include <vector>
#include <algorithm>
#include "DeckLinkAPIVersion.h"
#ifndef WIN32
#define STDMETHODCALLTYPE
#endif
static void print_output_modes(IDeckLink *);
static void display_decklink_done(void *state);
// performs command, if failed, displays error and jumps to error label
#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";\
goto error;\
}\
} while (0)
// similar as above, but only displays warning
#define CALL_AND_CHECK(cmd, name) \
do {\
HRESULT result = cmd;\
if (FAILED(result)) {;\
LOG(LOG_LEVEL_WARNING) << MOD_NAME << name << ": " << bmd_hresult_to_string(result) << "\n";\
}\
} while (0)
using namespace std;
using rang::fg;
using rang::style;
static int display_decklink_putf(void *state, struct video_frame *frame, int nonblock);
namespace {
class PlaybackDelegate : public IDeckLinkVideoOutputCallback // , public IDeckLinkAudioOutputCallback
{
private:
uint64_t frames_dropped = 0;
uint64_t frames_flushed = 0;
uint64_t frames_late = 0;
friend int ::display_decklink_putf(void *state, struct video_frame *frame, int nonblock);
public:
virtual ~PlaybackDelegate() = default;
// IUnknown needs only a dummy implementation
virtual HRESULT STDMETHODCALLTYPE QueryInterface (REFIID , LPVOID *) { return E_NOINTERFACE;}
virtual ULONG STDMETHODCALLTYPE AddRef () {return 1;}
virtual ULONG STDMETHODCALLTYPE Release () {return 1;}
virtual HRESULT STDMETHODCALLTYPE ScheduledFrameCompleted (IDeckLinkVideoFrame* completedFrame, BMDOutputFrameCompletionResult result)
{
if (result == bmdOutputFrameDisplayedLate){
frames_late += 1;
LOG(LOG_LEVEL_VERBOSE) << MOD_NAME "Late frame (total: " << frames_late << ")\n";
} else if (result == bmdOutputFrameDropped){
frames_dropped += 1;
LOG(LOG_LEVEL_WARNING) << MOD_NAME "Dropped frame (total: " << frames_dropped << ")\n";
} else if (result == bmdOutputFrameFlushed){
frames_flushed += 1;
LOG(LOG_LEVEL_WARNING) << MOD_NAME "Flushed frame (total: " << frames_flushed << ")\n";
}
if (log_level >= LOG_LEVEL_DEBUG) {
IDeckLinkTimecode *timecode = NULL;
if (completedFrame->GetTimecode ((BMDTimecodeFormat) 0, &timecode) == S_OK) {
BMD_STR timecode_str;
if (timecode && timecode->GetString(&timecode_str) == S_OK) {
char *timecode_cstr = get_cstr_from_bmd_api_str(timecode_str);
LOG(LOG_LEVEL_DEBUG) << "Frame " << timecode_cstr << " output at " << time_since_epoch_in_ms() / (double) 1e3 << '\n';
release_bmd_api_str(timecode_str);
free(timecode_cstr);
}
}
}
completedFrame->Release();
return S_OK;
}
virtual HRESULT STDMETHODCALLTYPE ScheduledPlaybackHasStopped (){
return S_OK;
}
//virtual HRESULT RenderAudioSamples (bool preroll);
};
class DeckLinkFrame;
struct buffer_pool_t {
queue<DeckLinkFrame *> frame_queue;
mutex lock;
};
class DeckLinkTimecode : public IDeckLinkTimecode{
BMDTimecodeBCD timecode;
public:
DeckLinkTimecode() : timecode(0) {}
virtual ~DeckLinkTimecode() = default;
/* IDeckLinkTimecode */
virtual BMDTimecodeBCD STDMETHODCALLTYPE GetBCD (void) { return timecode; }
virtual HRESULT STDMETHODCALLTYPE GetComponents (/* out */ uint8_t *hours, /* out */ uint8_t *minutes, /* out */ uint8_t *seconds, /* out */ uint8_t *frames) {
*frames = (timecode & 0xf) + ((timecode & 0xf0) >> 4) * 10;
*seconds = ((timecode & 0xf00) >> 8) + ((timecode & 0xf000) >> 12) * 10;
*minutes = ((timecode & 0xf0000) >> 16) + ((timecode & 0xf00000) >> 20) * 10;
*hours = ((timecode & 0xf000000) >> 24) + ((timecode & 0xf0000000) >> 28) * 10;
return S_OK;
}
virtual HRESULT STDMETHODCALLTYPE GetString (/* out */ BMD_STR *timecode) {
uint8_t hours, minutes, seconds, frames;
GetComponents(&hours, &minutes, &seconds, &frames);
char *out = (char *) malloc(14);
assert(minutes <= 59 && seconds <= 59);
sprintf(out, "%02" PRIu8 ":%02" PRIu8 ":%02" PRIu8 ":%02" PRIu8, hours, minutes, seconds, frames);
*timecode = get_bmd_api_str_from_cstr(out);
free(out);
return *timecode ? S_OK : E_FAIL;
}
virtual BMDTimecodeFlags STDMETHODCALLTYPE GetFlags (void) { return bmdTimecodeFlagDefault; }
virtual HRESULT STDMETHODCALLTYPE GetTimecodeUserBits (/* out */ BMDTimecodeUserBits *userBits) { if (!userBits) return E_POINTER; else return S_OK; }
/* IUnknown */
virtual HRESULT STDMETHODCALLTYPE QueryInterface (REFIID , LPVOID *) {return E_NOINTERFACE;}
virtual ULONG STDMETHODCALLTYPE AddRef () {return 1;}
virtual ULONG STDMETHODCALLTYPE Release () {return 1;}
void STDMETHODCALLTYPE SetBCD(BMDTimecodeBCD timecode) { this->timecode = timecode; }
};
struct ChromaticityCoordinates
{
double RedX;
double RedY;
double GreenX;
double GreenY;
double BlueX;
double BlueY;
double WhiteX;
double WhiteY;
};
constexpr ChromaticityCoordinates kDefaultRec2020Colorimetrics = { 0.708, 0.292, 0.170, 0.797, 0.131, 0.046, 0.3127, 0.3290 };
constexpr double kDefaultMaxDisplayMasteringLuminance = 1000.0;
constexpr double kDefaultMinDisplayMasteringLuminance = 0.0001;
constexpr double kDefaultMaxCLL = 1000.0;
constexpr double kDefaultMaxFALL = 50.0;
enum class HDR_EOTF { NONE = -1, SDR = 0, HDR = 1, PQ = 2, HLG = 3 };
struct HDRMetadata
{
int64_t EOTF{static_cast<int64_t>(HDR_EOTF::NONE)};
ChromaticityCoordinates referencePrimaries{kDefaultRec2020Colorimetrics};
double maxDisplayMasteringLuminance{kDefaultMaxDisplayMasteringLuminance};
double minDisplayMasteringLuminance{kDefaultMinDisplayMasteringLuminance};
double maxCLL{kDefaultMaxCLL};
double maxFALL{kDefaultMaxFALL};
void Init(const string & fmt);
};
class DeckLinkFrame : public IDeckLinkMutableVideoFrame, public IDeckLinkVideoFrameMetadataExtensions
{
long width;
long height;
long rawBytes;
BMDPixelFormat pixelFormat;
unique_ptr<char []> data;
IDeckLinkTimecode *timecode;
long ref;
buffer_pool_t &buffer_pool;
struct HDRMetadata m_metadata;
protected:
DeckLinkFrame(long w, long h, long rb, BMDPixelFormat pf, buffer_pool_t & bp, HDRMetadata const & hdr_metadata);
public:
virtual ~DeckLinkFrame();
static DeckLinkFrame *Create(long width, long height, long rawBytes, BMDPixelFormat pixelFormat, buffer_pool_t & buffer_pool, HDRMetadata const & hdr_metadata);
/* IUnknown */
HRESULT STDMETHODCALLTYPE QueryInterface(REFIID, void**) override;
ULONG STDMETHODCALLTYPE AddRef() override;
ULONG STDMETHODCALLTYPE Release() override;
/* IDeckLinkVideoFrame */
long STDMETHODCALLTYPE GetWidth (void) override;
long STDMETHODCALLTYPE GetHeight (void) override;
long STDMETHODCALLTYPE GetRowBytes (void) override;
BMDPixelFormat STDMETHODCALLTYPE GetPixelFormat (void) override;
BMDFrameFlags STDMETHODCALLTYPE GetFlags (void) override;
HRESULT STDMETHODCALLTYPE GetBytes (/* out */ void **buffer) override;
HRESULT STDMETHODCALLTYPE GetTimecode (/* in */ BMDTimecodeFormat format, /* out */ IDeckLinkTimecode **timecode) override;
HRESULT STDMETHODCALLTYPE GetAncillaryData (/* out */ IDeckLinkVideoFrameAncillary **ancillary) override;
/* IDeckLinkMutableVideoFrame */
HRESULT STDMETHODCALLTYPE SetFlags(BMDFrameFlags) override;
HRESULT STDMETHODCALLTYPE SetTimecode(BMDTimecodeFormat, IDeckLinkTimecode*) override;
HRESULT STDMETHODCALLTYPE SetTimecodeFromComponents(BMDTimecodeFormat, uint8_t, uint8_t, uint8_t, uint8_t, BMDTimecodeFlags) override;
HRESULT STDMETHODCALLTYPE SetAncillaryData(IDeckLinkVideoFrameAncillary*) override;
HRESULT STDMETHODCALLTYPE SetTimecodeUserBits(BMDTimecodeFormat, BMDTimecodeUserBits) override;
// IDeckLinkVideoFrameMetadataExtensions interface
HRESULT STDMETHODCALLTYPE GetInt(BMDDeckLinkFrameMetadataID metadataID, int64_t* value) override;
HRESULT STDMETHODCALLTYPE GetFloat(BMDDeckLinkFrameMetadataID metadataID, double* value) override;
HRESULT STDMETHODCALLTYPE GetFlag(BMDDeckLinkFrameMetadataID metadataID, BMD_BOOL* value) override;
HRESULT STDMETHODCALLTYPE GetString(BMDDeckLinkFrameMetadataID metadataID, BMD_STR * value) override;
HRESULT STDMETHODCALLTYPE GetBytes(BMDDeckLinkFrameMetadataID metadataID, void* buffer, uint32_t* bufferSize) override;
};
class DeckLink3DFrame : public DeckLinkFrame, public IDeckLinkVideoFrame3DExtensions
{
private:
using DeckLinkFrame::DeckLinkFrame;
DeckLink3DFrame(long w, long h, long rb, BMDPixelFormat pf, buffer_pool_t & buffer_pool, HDRMetadata const & hdr_metadata);
unique_ptr<DeckLinkFrame> rightEye; // rightEye ref count is always >= 1 therefore deleted by owner (this class)
public:
~DeckLink3DFrame();
static DeckLink3DFrame *Create(long width, long height, long rawBytes, BMDPixelFormat pixelFormat, buffer_pool_t & buffer_pool, HDRMetadata const & hdr_metadata);
/* IUnknown */
HRESULT STDMETHODCALLTYPE QueryInterface(REFIID, void**) override;
ULONG STDMETHODCALLTYPE AddRef() override;
ULONG STDMETHODCALLTYPE Release() override;
/* IDeckLinkVideoFrame3DExtensions */
BMDVideo3DPackingFormat STDMETHODCALLTYPE Get3DPackingFormat() override;
HRESULT STDMETHODCALLTYPE GetFrameForRightEye(IDeckLinkVideoFrame**) override;
};
} // end of unnamed namespace
#define DECKLINK_MAGIC 0x12de326b
struct device_state {
PlaybackDelegate *delegate;
IDeckLink *deckLink;
IDeckLinkOutput *deckLinkOutput;
IDeckLinkConfiguration *deckLinkConfiguration;
IDeckLinkProfileAttributes *deckLinkAttributes;
};
struct state_decklink {
uint32_t magic = DECKLINK_MAGIC;
chrono::high_resolution_clock::time_point t0 = chrono::high_resolution_clock::now();
vector<struct device_state> state;
BMDTimeValue frameRateDuration{};
BMDTimeScale frameRateScale{};
DeckLinkTimecode *timecode{}; ///< @todo Should be actually allocated dynamically and
///< its lifespan controlled by AddRef()/Release() methods
struct video_desc vid_desc{};
struct audio_desc aud_desc{};
unsigned long int frames = 0;
unsigned long int frames_last = 0;
bool stereo = false;
bool initialized_audio = false;
bool initialized_video = false;
bool emit_timecode = false;
int devices_cnt = 1;
bool play_audio = false; ///< the BMD device will be used also for output audio
BMDPixelFormat pixelFormat{};
uint32_t link_req = BMD_OPT_DEFAULT;
uint32_t profile_req = BMD_OPT_DEFAULT; // BMD_OPT_DEFAULT, BMD_OPT_KEEP, bmdDuplexHalf or one of BMDProfileID
char sdi_dual_channel_level = BMD_OPT_DEFAULT; // 'A' - level A, 'B' - level B
bool quad_square_division_split = true;
BMDVideoOutputConversionMode conversion_mode{};
HDRMetadata requested_hdr_mode{};
buffer_pool_t buffer_pool;
bool low_latency = true;
mutex reconfiguration_lock; ///< for audio and video reconf to be mutually exclusive
bool keep_device_defaults = false;
};
static void show_help(bool full);
static void show_help(bool full)
{
IDeckLinkIterator* deckLinkIterator;
IDeckLink* deckLink;
int numDevices = 0;
printf("Decklink (output) options:\n");
cout << style::bold << fg::red << "\t-d decklink" << fg::reset << "[:device=<device(s)>][:Level{A|B}][:3D][:audio_level={line|mic}][:half-duplex][:HDR[=<t>]]\n" << style::reset;
cout << style::bold << fg::red << "\t-d decklink" << fg::reset << ":[full]help\n" << style::reset;
cout << "Options:\n";
cout << style::bold << "\tfullhelp" << style::reset << "\tdisplay additional options and more details\n";
cout << style::bold << "\tdevice" << style::reset << "\t\tindex or name of output device (or comma-separated list of multple devices)\n";
cout << style::bold << "\tLevelA/LevelB" << style::reset << "\tspecifies 3G-SDI output level\n";
cout << style::bold << "\t3D" << style::reset << "\t\t3D stream will be received (see also HDMI3DPacking option)\n";
cout << style::bold << "\taudio_level" << style::reset << "\tset maximum attenuation for mic\n";
cout << style::bold << "\thalf-duplex" << style::reset
<< "\tset a profile that allows maximal number of simultaneous IOs\n";
cout << style::bold << "\tHDR[=HDR|PQ|HLG|<int>|help]" << style::reset << " - enable HDR metadata (optionally specifying EOTF, int 0-7 as per CEA 861.), help for extended help\n";
if (!full) {
cout << style::bold << "\tconversion" << style::reset << "\toutput size conversion, use '-d decklink:fullhelp' for list of conversions\n";
cout << "\t(other options available, use \"fullhelp\" to see complete list of options)\n";
} else {
cout << style::bold << "\tsingle-link/dual-link/quad-link" << style::reset << "\tspecifies if the video output will be in a single-link (HD/3G/6G/12G), dual-link HD-SDI mode or quad-link HD/3G/6G/12G\n";
cout << style::bold << "\ttimecode" << style::reset << "\temit timecode\n";
cout << style::bold << "\t[no-]quad-square" << style::reset << " set Quad-link SDI is output in Square Division Quad Split mode\n";
cout << style::bold << "\t[no-]low-latency" << style::reset << " do not use low-latency mode (use regular scheduled mode; low-latency is default)\n";
cout << style::bold << "\tconversion" << style::reset << "\toutput size conversion, can be:\n" <<
style::bold << "\t\tnone" << style::reset << " - no conversion\n" <<
style::bold << "\t\tltbx" << style::reset << " - down-converted letterbox SD\n" <<
style::bold << "\t\tamph" << style::reset << " - down-converted anamorphic SD\n" <<
style::bold << "\t\t720c" << style::reset << " - HD720 to HD1080 conversion\n" <<
style::bold << "\t\tHWlb" << style::reset << " - simultaneous output of HD and down-converted letterbox SD\n" <<
style::bold << "\t\tHWam" << style::reset << " - simultaneous output of HD and down-converted anamorphic SD\n" <<
style::bold << "\t\tHWcc" << style::reset << " - simultaneous output of HD and center cut SD\n" <<
style::bold << "\t\txcap" << style::reset << " - simultaneous output of 720p and 1080p cross-conversion\n" <<
style::bold << "\t\tua7p" << style::reset << " - simultaneous output of SD and up-converted anamorphic 720p\n" <<
style::bold << "\t\tua1i" << style::reset << " - simultaneous output of SD and up-converted anamorphic 1080i\n" <<
style::bold << "\t\tu47p" << style::reset << " - simultaneous output of SD and up-converted anamorphic widescreen aspect ratio 14:9 to 720p\n" <<
style::bold << "\t\tu41i" << style::reset << " - simultaneous output of SD and up-converted anamorphic widescreen aspect ratio 14:9 to 1080i\n" <<
style::bold << "\t\tup7p" << style::reset << " - simultaneous output of SD and up-converted pollarbox 720p\n" <<
style::bold << "\t\tup1i" << style::reset << " - simultaneous output of SD and up-converted pollarbox 1080i\n";
cout << style::bold << "\tHDMI3DPacking" << style::reset << " can be (used in conjunction with \"3D\" option):\n" <<
style::bold << "\t\tSideBySideHalf, LineByLine, TopAndBottom, FramePacking, LeftOnly, RightOnly\n" << style::reset;
cout << style::bold << "\tUse1080PsF[=true|false|keep]" << style::reset << " flag sets use of PsF on output instead of progressive (default is false)\n";
cout << style::bold << "\tprofile=<P>\n" << style::reset;
cout << "\t\tUse desired device profile: " << style::bold << "1dfd" << style::reset << ", "
<< style::bold << "1dhd" << style::reset << ", "
<< style::bold << "2dfd" << style::reset << ", "
<< style::bold << "2dhd" << style::reset << " or "
<< style::bold << "4dhd" << style::reset << ". See SDK manual for details. Use "
<< style::bold << "keep" << style::reset << " to disable automatic selection.\n";
cout << style::bold << "\tkeep-settings" << style::reset << "\tdo not apply any DeckLink settings by UG than required (keep user-selected defaults)\n";
}
cout << "Recognized pixel formats:";
for_each(uv_to_bmd_codec_map.cbegin(), uv_to_bmd_codec_map.cend(), [](auto const &i) { cout << " " << style::bold << get_codec_name(i.first) << style::reset; } );
cout << "\n";
// Create an IDeckLinkIterator object to enumerate all DeckLink cards in the system
deckLinkIterator = create_decklink_iterator(true);
if (deckLinkIterator == NULL) {
return;
}
// Enumerate all cards in this system
while (deckLinkIterator->Next(&deckLink) == S_OK)
{
string deviceName = bmd_get_device_name(deckLink);
if (deviceName.empty()) {
deviceName = "(unable to get name)";
}
// *** Print the model name of the DeckLink card
cout << "\ndevice: " << style::bold << numDevices << style::reset << ") "
<< style::bold << deviceName << style::reset << "\n";
print_output_modes(deckLink);
// Increment the total number of DeckLink cards found
numDevices++;
// Release the IDeckLink instance when we've finished with it to prevent leaks
deckLink->Release();
}
deckLinkIterator->Release();
decklink_uninitialize();
// If no DeckLink cards were found in the system, inform the user
if (numDevices == 0)
{
log_msg(LOG_LEVEL_WARNING, "\nNo Blackmagic Design devices were found.\n");
return;
}
printf("\n");
if (full) {
print_decklink_version();
printf("\n");
}
}
static struct video_frame *
display_decklink_getf(void *state)
{
struct state_decklink *s = (struct state_decklink *)state;
assert(s->magic == DECKLINK_MAGIC);
if (!s->initialized_video) {
return nullptr;
}
struct video_frame *out = vf_alloc_desc(s->vid_desc);
auto deckLinkFrames = new vector<IDeckLinkMutableVideoFrame *>(s->devices_cnt);
out->callbacks.dispose_udata = (void *) deckLinkFrames;
out->callbacks.dispose = [](struct video_frame *frame) {
delete (vector<IDeckLinkMutableVideoFrame *> *) frame->callbacks.dispose_udata;
vf_free(frame);
};
for (unsigned int i = 0; i < s->vid_desc.tile_count; ++i) {
const int linesize = vc_get_linesize(s->vid_desc.width, s->vid_desc.color_spec);
IDeckLinkMutableVideoFrame *deckLinkFrame = nullptr;
lock_guard<mutex> lg(s->buffer_pool.lock);
while (!s->buffer_pool.frame_queue.empty()) {
auto tmp = s->buffer_pool.frame_queue.front();
IDeckLinkMutableVideoFrame *frame;
if (s->stereo)
frame = dynamic_cast<DeckLink3DFrame *>(tmp);
else
frame = dynamic_cast<DeckLinkFrame *>(tmp);
s->buffer_pool.frame_queue.pop();
if (!frame || // wrong type
frame->GetWidth() != (long) s->vid_desc.width ||
frame->GetHeight() != (long) s->vid_desc.height ||
frame->GetRowBytes() != linesize ||
frame->GetPixelFormat() != s->pixelFormat) {
delete tmp;
} else {
deckLinkFrame = frame;
deckLinkFrame->AddRef();
break;
}
}
if (!deckLinkFrame) {
if (s->stereo)
deckLinkFrame = DeckLink3DFrame::Create(s->vid_desc.width,
s->vid_desc.height, linesize,
s->pixelFormat, s->buffer_pool, s->requested_hdr_mode);
else
deckLinkFrame = DeckLinkFrame::Create(s->vid_desc.width,
s->vid_desc.height, linesize,
s->pixelFormat, s->buffer_pool, s->requested_hdr_mode);
}
(*deckLinkFrames)[i] = deckLinkFrame;
deckLinkFrame->GetBytes((void **) &out->tiles[i].data);
if (s->stereo) {
IDeckLinkVideoFrame *deckLinkFrameRight = nullptr;
DeckLink3DFrame *frame3D = dynamic_cast<DeckLink3DFrame *>(deckLinkFrame);
assert(frame3D != nullptr);
frame3D->GetFrameForRightEye(&deckLinkFrameRight);
deckLinkFrameRight->GetBytes((void **) &out->tiles[1].data);
// release immedieatelly (parent still holds the reference)
deckLinkFrameRight->Release();
++i;
}
}
return out;
}
static void update_timecode(DeckLinkTimecode *tc, double fps)
{
const float epsilon = 0.005;
uint8_t hours, minutes, seconds, frames;
BMDTimecodeBCD bcd;
bool dropFrame = false;
if(ceil(fps) - fps > epsilon) { /* NTSCi drop framecode */
dropFrame = true;
}
tc->GetComponents (&hours, &minutes, &seconds, &frames);
frames++;
if((double) frames > fps - epsilon) {
frames = 0;
seconds++;
if(seconds >= 60) {
seconds = 0;
minutes++;
if(dropFrame) {
if(minutes % 10 != 0)
seconds = 2;
}
if(minutes >= 60) {
minutes = 0;
hours++;
if(hours >= 24) {
hours = 0;
}
}
}
}
bcd = (frames % 10) | (frames / 10) << 4 | (seconds % 10) << 8 | (seconds / 10) << 12 | (minutes % 10) << 16 | (minutes / 10) << 20 |
(hours % 10) << 24 | (hours / 10) << 28;
tc->SetBCD(bcd);
}
static int display_decklink_putf(void *state, struct video_frame *frame, int nonblock)
{
struct state_decklink *s = (struct state_decklink *)state;
if (frame == NULL)
return FALSE;
UNUSED(nonblock);
assert(s->magic == DECKLINK_MAGIC);
uint32_t i;
s->state.at(0).deckLinkOutput->GetBufferedVideoFrameCount(&i);
auto t0 = chrono::high_resolution_clock::now();
//if (i > 2)
if (0)
fprintf(stderr, "Frame dropped!\n");
else {
for (int j = 0; j < s->devices_cnt; ++j) {
IDeckLinkMutableVideoFrame *deckLinkFrame =
(*((vector<IDeckLinkMutableVideoFrame *> *) frame->callbacks.dispose_udata))[j];
if(s->emit_timecode) {
deckLinkFrame->SetTimecode(bmdTimecodeRP188Any, s->timecode);
}
if (s->low_latency) {
s->state[j].deckLinkOutput->DisplayVideoFrameSync(deckLinkFrame);
deckLinkFrame->Release();
} else {
s->state[j].deckLinkOutput->ScheduleVideoFrame(deckLinkFrame,
s->frames * s->frameRateDuration, s->frameRateDuration, s->frameRateScale);
}
}
s->frames++;
if(s->emit_timecode) {
update_timecode(s->timecode, s->vid_desc.fps);
}
}
frame->callbacks.dispose(frame);
auto t1 = chrono::high_resolution_clock::now();
LOG(LOG_LEVEL_DEBUG) << MOD_NAME "putf - " << i << " frames buffered, lasted " << setprecision(2) << chrono::duration_cast<chrono::duration<double>>(t1 - t0).count() * 1000.0 << " ms.\n";
if (chrono::duration_cast<chrono::seconds>(t1 - s->t0).count() > 5) {
double seconds = chrono::duration_cast<chrono::duration<double>>(t1 - s->t0).count();
double fps = (s->frames - s->frames_last) / seconds;
if (log_level <= LOG_LEVEL_INFO) {
log_msg(LOG_LEVEL_INFO, MOD_NAME "%lu frames in %g seconds = %g FPS\n",
s->frames - s->frames_last, seconds, fps);
} else {
LOG(LOG_LEVEL_VERBOSE) << MOD_NAME << s->frames - s->frames_last <<
" frames in " << seconds << " seconds = " << fps << " FPS ("
<< s->state.at(0).delegate->frames_late << " late, "
<< s->state.at(0).delegate->frames_dropped << " dropped, "
<< s->state.at(0).delegate->frames_flushed << " flushed cumulative)\n";
}
s->t0 = t1;
s->frames_last = s->frames;
}
return 0;
}
static BMDDisplayMode get_mode(IDeckLinkOutput *deckLinkOutput, struct video_desc desc, BMDTimeValue *frameRateDuration,
BMDTimeScale *frameRateScale)
{ IDeckLinkDisplayModeIterator *displayModeIterator;
IDeckLinkDisplayMode* deckLinkDisplayMode;
BMDDisplayMode displayMode = bmdModeUnknown;
// Populate the display mode combo with a list of display modes supported by the installed DeckLink card
if (FAILED(deckLinkOutput->GetDisplayModeIterator(&displayModeIterator)))
{
log_msg(LOG_LEVEL_ERROR, MOD_NAME "Fatal: cannot create display mode iterator.\n");
return bmdModeUnknown;
}
while (displayModeIterator->Next(&deckLinkDisplayMode) == S_OK)
{
BMD_STR modeNameString;
if (deckLinkDisplayMode->GetName(&modeNameString) == S_OK)
{
char *modeNameCString = get_cstr_from_bmd_api_str(modeNameString);
if (deckLinkDisplayMode->GetWidth() == (long) desc.width &&
deckLinkDisplayMode->GetHeight() == (long) desc.height)
{
double displayFPS;
BMDFieldDominance dominance;
bool interlaced;
dominance = deckLinkDisplayMode->GetFieldDominance();
if (dominance == bmdLowerFieldFirst ||
dominance == bmdUpperFieldFirst) {
if (dominance == bmdLowerFieldFirst) {
log_msg(LOG_LEVEL_WARNING, MOD_NAME "Lower field first format detected, fields can be switched! If so, please report a bug to " PACKAGE_BUGREPORT "\n");
}
interlaced = true;
} else { // progressive, psf, unknown
interlaced = false;
}
deckLinkDisplayMode->GetFrameRate(frameRateDuration,
frameRateScale);
displayFPS = (double) *frameRateScale / *frameRateDuration;
if(fabs(desc.fps - displayFPS) < 0.01 && (desc.interlacing == INTERLACED_MERGED ? interlaced : !interlaced)
)
{
log_msg(LOG_LEVEL_INFO, MOD_NAME "Selected mode: %s\n", modeNameCString);
displayMode = deckLinkDisplayMode->GetDisplayMode();
release_bmd_api_str(modeNameString);
free(modeNameCString);
deckLinkDisplayMode->Release();
break;
}
}
release_bmd_api_str(modeNameString);
free((void *) modeNameCString);
}
deckLinkDisplayMode->Release();
}
displayModeIterator->Release();
return displayMode;
}
/**
* @todo
* In non-low-latency mode, StopScheduledPlayback should be called. However, since this
* function is called from different thread than audio-related stuff and these things
* are not synchronized in any way, it looks like to be more appropriate not to call it,
* as it doesn't break things up. In low latency mode, this is not an issue.
*/
static int
display_decklink_reconfigure_video(void *state, struct video_desc desc)
{
struct state_decklink *s = (struct state_decklink *)state;
BMDDisplayMode displayMode;
BMD_BOOL supported;
HRESULT result;
unique_lock<mutex> lk(s->reconfiguration_lock);
assert(s->magic == DECKLINK_MAGIC);
s->vid_desc = desc;
auto it = std::find_if(uv_to_bmd_codec_map.begin(),
uv_to_bmd_codec_map.end(),
[&desc](const std::pair<codec_t, BMDPixelFormat>& el){ return el.first == desc.color_spec; });
if (it == uv_to_bmd_codec_map.end()) {
log_msg(LOG_LEVEL_ERROR, MOD_NAME "Unsupported pixel format!\n");
goto error;
}
s->pixelFormat = it->second;
if (s->initialized_video) {
for (int i = 0; i < s->devices_cnt; ++i) {
CALL_AND_CHECK(s->state.at(i).deckLinkOutput->DisableVideoOutput(),
"DisableVideoOutput");
}
s->initialized_video = false;
}
if (s->stereo) {
if ((int) desc.tile_count != 2) {
log_msg(LOG_LEVEL_ERROR, MOD_NAME "In stereo mode exactly "
"2 streams expected, %d received.\n", desc.tile_count);
goto error;
}
} else {
if ((int) desc.tile_count == 2) {
log_msg(LOG_LEVEL_WARNING, MOD_NAME "Received 2 streams but stereo mode is not enabled! Did you forget a \"3D\" parameter?\n");
}
if ((int) desc.tile_count > s->devices_cnt) {
log_msg(LOG_LEVEL_ERROR, MOD_NAME "Expected at most %d streams. Got %d.\n", s->devices_cnt,
desc.tile_count);
goto error;
} else if ((int) desc.tile_count < s->devices_cnt) {
log_msg(LOG_LEVEL_WARNING, MOD_NAME "Received %d streams but %d devices are used!.\n", desc.tile_count, s->devices_cnt);
}
}
for (int i = 0; i < s->devices_cnt; ++i) {
BMDVideoOutputFlags outputFlags= bmdVideoOutputFlagDefault;
BMDSupportedVideoModeFlags supportedFlags = bmdSupportedVideoModeDefault;
displayMode = get_mode(s->state.at(i).deckLinkOutput, desc, &s->frameRateDuration,
&s->frameRateScale);
if (displayMode == bmdModeUnknown) {
log_msg(LOG_LEVEL_ERROR, MOD_NAME "Could not find suitable video mode.\n");
goto error;
}
if (s->emit_timecode) {
outputFlags = (BMDVideoOutputFlags) (outputFlags | bmdVideoOutputRP188);
}
if (s->stereo) {
outputFlags = (BMDVideoOutputFlags) (outputFlags | bmdVideoOutputDualStream3D);
supportedFlags = (BMDSupportedVideoModeFlags) (supportedFlags | bmdSupportedVideoModeDualStream3D);
}
BMD_BOOL subsampling_444 = codec_is_a_rgb(desc.color_spec); // we don't have pixfmt for 444 YCbCr
CALL_AND_CHECK(s->state.at(i).deckLinkConfiguration->SetFlag(bmdDeckLinkConfig444SDIVideoOutput, subsampling_444),
"SDI subsampling");
uint32_t link = s->link_req;
if (!s->keep_device_defaults && s->link_req == BMD_OPT_DEFAULT) {
if (desc.width != 7680) {
link = bmdLinkConfigurationSingleLink;
LOG(LOG_LEVEL_NOTICE) << MOD_NAME "Setting single link by default.\n";
} else {
link = bmdLinkConfigurationQuadLink;
LOG(LOG_LEVEL_NOTICE) << MOD_NAME "Setting quad-link for 8K by default.\n";
}
}
CALL_AND_CHECK(s->state.at(i).deckLinkConfiguration->SetInt(bmdDeckLinkConfigSDIOutputLinkConfiguration, link), "Unable set output SDI link mode");
if (!s->keep_device_defaults && s->profile_req == BMD_OPT_DEFAULT && link == bmdLinkConfigurationQuadLink) {
LOG(LOG_LEVEL_WARNING) << MOD_NAME "Quad-link detected - setting 1-subdevice-1/2-duplex profile automatically, use 'profile=keep' to override.\n";
decklink_set_duplex(s->state.at(i).deckLink, bmdProfileOneSubDeviceHalfDuplex);
} else if (link == bmdLinkConfigurationQuadLink && (s->profile_req != BMD_OPT_KEEP && s->profile_req == bmdProfileOneSubDeviceHalfDuplex)) {
LOG(LOG_LEVEL_WARNING) << MOD_NAME "Setting quad-link and an incompatible device profile may not be supported!\n";
}
BMD_BOOL quad_link_supp;
if (s->state.at(i).deckLinkAttributes != nullptr && s->state.at(i).deckLinkAttributes->GetFlag(BMDDeckLinkSupportsQuadLinkSDI, &quad_link_supp) == S_OK && quad_link_supp == BMD_TRUE) {
CALL_AND_CHECK(s->state.at(i).deckLinkConfiguration->SetFlag(bmdDeckLinkConfigQuadLinkSDIVideoOutputSquareDivisionSplit, s->quad_square_division_split),
"Quad-link SDI Square Division Quad Split mode");
}
EXIT_IF_FAILED(s->state.at(i).deckLinkOutput->DoesSupportVideoMode(bmdVideoConnectionUnspecified, displayMode, s->pixelFormat,
IF_NOT_NULL_ELSE(s->conversion_mode, static_cast<BMDVideoOutputConversionMode>(bmdNoVideoOutputConversion)), supportedFlags, nullptr, &supported), "DoesSupportVideoMode");
if (!supported) {
log_msg(LOG_LEVEL_ERROR, MOD_NAME "Requested parameters "
"combination not supported - %d * %dx%d@%f, timecode %s.\n",
desc.tile_count, desc.width, desc.height, desc.fps,
(outputFlags & bmdVideoOutputRP188 ? "ON": "OFF"));
goto error;
}
result = s->state.at(i).deckLinkOutput->EnableVideoOutput(displayMode, outputFlags);
if (FAILED(result)) {
if (result == E_ACCESSDENIED) {
log_msg(LOG_LEVEL_ERROR, MOD_NAME "Unable to access the hardware or output "
"stream currently active (another application using it?).\n");
} else {
LOG(LOG_LEVEL_ERROR) << MOD_NAME << "EnableVideoOutput: " << bmd_hresult_to_string(result) << "\n";\
}
goto error;
}
}
// This workaround is needed (at least) for Decklink Extreme 4K when capturing
// (possibly from another process) and when playback is in low-latency mode.
// When video is enabled after audio, audio playback becomes silent without
// an error.
if (s->initialized_audio) {
EXIT_IF_FAILED(s->state[0].deckLinkOutput->DisableAudioOutput(), "DisableAudioOutput");
EXIT_IF_FAILED(s->state[0].deckLinkOutput->EnableAudioOutput(bmdAudioSampleRate48kHz,
s->aud_desc.bps == 2 ? bmdAudioSampleType16bitInteger : bmdAudioSampleType32bitInteger,
s->aud_desc.ch_count,
bmdAudioOutputStreamContinuous),
"EnableAudioOutput");
}
if (!s->low_latency) {
for(int i = 0; i < s->devices_cnt; ++i) {
EXIT_IF_FAILED(s->state.at(i).deckLinkOutput->StartScheduledPlayback(0, s->frameRateScale, (double) s->frameRateDuration), "StartScheduledPlayback (video)");
}
}
s->initialized_video = true;
return TRUE;
error:
// in case we are partially initialized, deinitialize
for (int i = 0; i < s->devices_cnt; ++i) {
if (!s->low_latency) {
s->state.at(i).deckLinkOutput->StopScheduledPlayback (0, nullptr, 0);
}
s->state.at(i).deckLinkOutput->DisableVideoOutput();
}
s->initialized_video = false;
return FALSE;
}
static void display_decklink_probe(struct device_info **available_cards, int *count, void (**deleter)(void *))
{
UNUSED(deleter);
IDeckLinkIterator* deckLinkIterator;
IDeckLink* deckLink;
*count = 0;
*available_cards = nullptr;
deckLinkIterator = create_decklink_iterator(false);
if (deckLinkIterator == NULL) {
return;
}
// Enumerate all cards in this system
while (deckLinkIterator->Next(&deckLink) == S_OK)
{
string deviceName = bmd_get_device_name(deckLink);
if (deviceName.empty()) {
deviceName = "(unknown)";
}
*count += 1;
*available_cards = (struct device_info *)
realloc(*available_cards, *count * sizeof(struct device_info));
memset(*available_cards + *count - 1, 0, sizeof(struct device_info));
sprintf((*available_cards)[*count - 1].dev, ":device=%d", *count - 1);
sprintf((*available_cards)[*count - 1].extra, "\"embeddedAudioAvailable\":\"t\"");
(*available_cards)[*count - 1].repeatable = false;
strncpy((*available_cards)[*count - 1].name, deviceName.c_str(),
sizeof (*available_cards)[*count - 1].name - 1);
// Release the IDeckLink instance when we've finished with it to prevent leaks
deckLink->Release();
}
deckLinkIterator->Release();
decklink_uninitialize();
}
static auto parse_devices(const char *devices_str, vector<string> *cardId) {
if (strlen(devices_str) == 0) {
log_msg(LOG_LEVEL_ERROR, MOD_NAME "Empty device string!\n");
return false;
}
char *save_ptr;
char *tmp = strdup(devices_str);
char *ptr = tmp;
char *item;
while ((item = strtok_r(ptr, ",", &save_ptr))) {
cardId->push_back(item);
ptr = NULL;
}
free(tmp);
return true;
}
static bool settings_init(struct state_decklink *s, const char *fmt,
vector<string> *cardId,
BMDVideo3DPackingFormat *HDMI3DPacking,
int *audio_consumer_levels,
int *use1080psf) {
if (strlen(fmt) == 0) {
LOG(LOG_LEVEL_WARNING) << MOD_NAME "Card number unset, using first found (see -d decklink:help)!\n";
return true;
}
auto tmp = static_cast<char *>(alloca(strlen(fmt) + 1));
strcpy(tmp, fmt);
char *ptr;
char *save_ptr = nullptr;
ptr = strtok_r(tmp, ":", &save_ptr);
assert(ptr != nullptr);
int i = 0;
bool first_option_is_device = true;
while (ptr[i] != '\0') {
if (!isdigit(ptr[i]) && ptr[i] != ',') {
first_option_is_device = false;
break;
}
i++;
}
if (first_option_is_device) {
log_msg(LOG_LEVEL_WARNING, MOD_NAME "Unnamed device index "
"deprecated. Use \"device=%s\" instead.\n", ptr);
if (!parse_devices(ptr, cardId)) {
return false;
}
ptr = strtok_r(nullptr, ":", &save_ptr);
}
while (ptr != nullptr) {
if (strncasecmp(ptr, "device=", strlen("device=")) == 0) {
if (!parse_devices(ptr + strlen("device="), cardId)) {
return false;
}
} else if (strcasecmp(ptr, "3D") == 0) {
s->stereo = true;
} else if (strcasecmp(ptr, "timecode") == 0) {
s->emit_timecode = true;
} else if (strcasecmp(ptr, "single-link") == 0) {
s->link_req = bmdLinkConfigurationSingleLink;
} else if (strcasecmp(ptr, "dual-link") == 0) {
s->link_req = bmdLinkConfigurationDualLink;
} else if (strcasecmp(ptr, "quad-link") == 0) {
s->link_req = bmdLinkConfigurationQuadLink;
} else if (strstr(ptr, "profile=") == ptr) {
ptr += strlen("profile=");
if (strcmp(ptr, "keep") == 0) {
s->profile_req = BMD_OPT_KEEP;
} else {
s->profile_req = (BMDProfileID) bmd_read_fourcc(ptr);
}
} else if (strcasecmp(ptr, "half-duplex") == 0) {
s->profile_req = bmdDuplexHalf;
} else if (strcasecmp(ptr, "LevelA") == 0) {
s->sdi_dual_channel_level = 'A';
} else if (strcasecmp(ptr, "LevelB") == 0) {
s->sdi_dual_channel_level = 'B';
} else if (strncasecmp(ptr, "HDMI3DPacking=", strlen("HDMI3DPacking=")) == 0) {
char *packing = ptr + strlen("HDMI3DPacking=");
if (strcasecmp(packing, "SideBySideHalf") == 0) {
*HDMI3DPacking = bmdVideo3DPackingSidebySideHalf;
} else if (strcasecmp(packing, "LineByLine") == 0) {
*HDMI3DPacking = bmdVideo3DPackingLinebyLine;
} else if (strcasecmp(packing, "TopAndBottom") == 0) {
*HDMI3DPacking = bmdVideo3DPackingTopAndBottom;
} else if (strcasecmp(packing, "FramePacking") == 0) {
*HDMI3DPacking = bmdVideo3DPackingFramePacking;
} else if (strcasecmp(packing, "LeftOnly") == 0) {
*HDMI3DPacking = bmdVideo3DPackingRightOnly;
} else if (strcasecmp(packing, "RightOnly") == 0) {
*HDMI3DPacking = bmdVideo3DPackingLeftOnly;
} else {
log_msg(LOG_LEVEL_ERROR, MOD_NAME "Unknown HDMI 3D packing %s.\n", packing);
return false;
}
} else if (strncasecmp(ptr, "audio_level=", strlen("audio_level=")) == 0) {
if (strcasecmp(ptr + strlen("audio_level="), "false") || strcasecmp(ptr + strlen("audio_level="), "mic") == 0) {
*audio_consumer_levels = 0;
} else {
*audio_consumer_levels = 1;
}
} else if (strncasecmp(ptr, "conversion=",
strlen("conversion=")) == 0) {
s->conversion_mode = (BMDVideoOutputConversionMode) bmd_read_fourcc(ptr + strlen("conversion="));
} else if (is_prefix_of(ptr, "Use1080pNotPsF") || is_prefix_of(ptr, "Use1080PsF")) {
if ((*use1080psf = parse_bmd_flag(strchr(ptr, '=') + 1)) == -1) {
return false;
}
if (strncasecmp(ptr, "Use1080pNotPsF", strlen("Use1080pNotPsF")) == 0) { // compat, inverse
*use1080psf = invert_bmd_flag(*use1080psf);
}
} else if (strcasecmp(ptr, "low-latency") == 0 || strcasecmp(ptr, "no-low-latency") == 0) {
s->low_latency = strcasecmp(ptr, "low-latency") == 0;
} else if (strcasecmp(ptr, "quad-square") == 0 || strcasecmp(ptr, "no-quad-square") == 0) {
s->quad_square_division_split = strcasecmp(ptr, "quad-square") == 0;
} else if (strncasecmp(ptr, "hdr", strlen("hdr")) == 0) {
s->requested_hdr_mode.EOTF = static_cast<int64_t>(HDR_EOTF::HDR); // default
if (strncasecmp(ptr, "hdr=", strlen("hdr=")) == 0) {
try {
s->requested_hdr_mode.Init(ptr + strlen("hdr="));
} catch (ug_no_error const &e) {
return false;
} catch (exception const &e) {
LOG(LOG_LEVEL_ERROR) << MOD_NAME << "HDR mode init: " << e.what() << "\n";
return false;
}
}
} else if (strstr(ptr, "keep-settings") == ptr) {
s->keep_device_defaults = true;
} else {
log_msg(LOG_LEVEL_ERROR, MOD_NAME "Warning: unknown options in config string.\n");
return false;
}
ptr = strtok_r(nullptr, ":", &save_ptr);
}
return true;
}
static void *display_decklink_init(struct module *parent, const char *fmt, unsigned int flags)
{
UNUSED(parent);
IDeckLinkIterator* deckLinkIterator;
HRESULT result;
vector<string> cardId;
int dnum = 0;
IDeckLinkConfiguration* deckLinkConfiguration = NULL;
// for Decklink Studio which has switchable XLR - analog 3 and 4 or AES/EBU 3,4 and 5,6
BMDAudioOutputAnalogAESSwitch audioConnection = (BMDAudioOutputAnalogAESSwitch) 0;
BMDVideo3DPackingFormat HDMI3DPacking = (BMDVideo3DPackingFormat) BMD_OPT_DEFAULT;
int audio_consumer_levels = -1;
int use1080psf = BMD_OPT_DEFAULT;
if (strcmp(fmt, "help") == 0 || strcmp(fmt, "fullhelp") == 0) {
show_help(strcmp(fmt, "fullhelp") == 0);
return &display_init_noerr;
}
if (!blackmagic_api_version_check()) {
return NULL;
}
auto *s = new state_decklink();
if (!settings_init(s, fmt, &cardId, &HDMI3DPacking, &audio_consumer_levels, &use1080psf)) {
delete s;
return NULL;
}
if (cardId.empty()) {
cardId.emplace_back("0");
}
s->devices_cnt = cardId.size();
if (s->stereo && s->devices_cnt > 1) {
LOG(LOG_LEVEL_ERROR) << MOD_NAME "Unsupported configuration - in stereo "
"mode, exactly one device index must be given.\n";
delete s;
return NULL;
}
if (s->low_latency) {
LOG(LOG_LEVEL_NOTICE) << MOD_NAME "Using low-latency mode. "
"In case of problems, you can try '-d decklink:no-low-latency'.\n";
}
// Initialize the DeckLink API
deckLinkIterator = create_decklink_iterator(true);
if (!deckLinkIterator)
{
delete s;
return NULL;
}
s->state.resize(s->devices_cnt);
// Connect to the first DeckLink instance
IDeckLink *deckLink;
while (deckLinkIterator->Next(&deckLink) == S_OK)
{
bool found = false;
for(int i = 0; i < s->devices_cnt; ++i) {
string deviceName = bmd_get_device_name(deckLink);
if (!deviceName.empty() && deviceName == cardId[i]) {
found = true;
}
if (isdigit(cardId[i].c_str()[0]) && dnum == atoi(cardId[i].c_str())){
found = true;
}
if (found) {
s->state.at(i).deckLink = deckLink;
}
}
if(!found && deckLink != NULL)
deckLink->Release();
dnum++;
}
deckLinkIterator->Release();
for(int i = 0; i < s->devices_cnt; ++i) {
if (s->state.at(i).deckLink == nullptr) {
LOG(LOG_LEVEL_ERROR) << "No DeckLink PCI card " << cardId[i] <<" found\n";
goto error;
}
// Print the model name of the DeckLink card
string deviceName = bmd_get_device_name(s->state.at(i).deckLink);
if (!deviceName.empty()) {
LOG(LOG_LEVEL_INFO) << MOD_NAME "Using device " << deviceName << "\n";
}
}
if(flags & (DISPLAY_FLAG_AUDIO_EMBEDDED | DISPLAY_FLAG_AUDIO_AESEBU | DISPLAY_FLAG_AUDIO_ANALOG)) {
s->play_audio = true;
switch(flags & (DISPLAY_FLAG_AUDIO_EMBEDDED | DISPLAY_FLAG_AUDIO_AESEBU | DISPLAY_FLAG_AUDIO_ANALOG)) {
case DISPLAY_FLAG_AUDIO_EMBEDDED:
audioConnection = (BMDAudioOutputAnalogAESSwitch) 0;
break;
case DISPLAY_FLAG_AUDIO_AESEBU:
audioConnection = bmdAudioOutputSwitchAESEBU;
break;
case DISPLAY_FLAG_AUDIO_ANALOG:
audioConnection = bmdAudioOutputSwitchAnalog;
break;
default:
log_msg(LOG_LEVEL_ERROR, MOD_NAME "Unsupporetd audio connection.\n");
abort();
}
} else {
s->play_audio = false;
}
if(s->emit_timecode) {
s->timecode = new DeckLinkTimecode;
} else {
s->timecode = NULL;
}
for(int i = 0; i < s->devices_cnt; ++i) {
if (s->profile_req != BMD_OPT_DEFAULT && s->profile_req != BMD_OPT_KEEP) {
decklink_set_duplex(s->state.at(i).deckLink, s->profile_req);
}
// Get IDeckLinkAttributes object
IDeckLinkProfileAttributes *deckLinkAttributes = NULL;
result = s->state.at(i).deckLink->QueryInterface(IID_IDeckLinkProfileAttributes, reinterpret_cast<void**>(&deckLinkAttributes));
if (result != S_OK) {
log_msg(LOG_LEVEL_WARNING, "Could not query device attributes.\n");
}
s->state.at(i).deckLinkAttributes = deckLinkAttributes;
// Obtain the audio/video output interface (IDeckLinkOutput)
if ((result = s->state.at(i).deckLink->QueryInterface(IID_IDeckLinkOutput, reinterpret_cast<void**>(&s->state.at(i).deckLinkOutput))) != S_OK) {
log_msg(LOG_LEVEL_ERROR, MOD_NAME "Could not obtain the IDeckLinkOutput interface: %08x\n", (int) result);
goto error;
}
// Query the DeckLink for its configuration interface
result = s->state.at(i).deckLink->QueryInterface(IID_IDeckLinkConfiguration, reinterpret_cast<void**>(&deckLinkConfiguration));
s->state.at(i).deckLinkConfiguration = deckLinkConfiguration;
if (result != S_OK)
{
log_msg(LOG_LEVEL_ERROR, "Could not obtain the IDeckLinkConfiguration interface: %08x\n", (int) result);
goto error;
}
BMD_CONFIG_SET(Int, bmdDeckLinkConfigVideoOutputConversionMode, s->conversion_mode, true);
if (!s->keep_device_defaults && use1080psf != BMD_OPT_KEEP) {
if (use1080psf == BMD_OPT_DEFAULT) {
LOG(LOG_LEVEL_WARNING) << MOD_NAME << "Setting output signal as progressive, see option \"Use1080PsF\" to use PsF or keep default.\n";
}
BMD_BOOL val = use1080psf == BMD_OPT_DEFAULT || use1080psf == BMD_OPT_FALSE ? BMD_FALSE : BMD_TRUE;
result = deckLinkConfiguration->SetFlag(bmdDeckLinkConfigOutput1080pAsPsF, val);
if (result != S_OK) {
LOG(LOG_LEVEL_ERROR) << MOD_NAME << "Unable to set 1080p P/PsF mode.\n";
}
}
BMD_CONFIG_SET(Flag, bmdDeckLinkConfigLowLatencyVideoOutput, s->low_latency, true);
if (!s->keep_device_defaults && s->low_latency) {
BMD_CONFIG_SET(Flag, bmdDeckLinkConfigFieldFlickerRemoval, false, false);
}
BMD_CONFIG_SET(Int, bmdDeckLinkConfigHDMI3DPackingFormat, HDMI3DPacking, true);
BMD_CONFIG_SET(Int, bmdDeckLinkConfigVideoOutputIdleOperation, bmdIdleVideoOutputLastFrame, false);
if (s->sdi_dual_channel_level != BMD_OPT_DEFAULT) {
if (deckLinkAttributes) {
BMD_BOOL supports_level_a;
if (deckLinkAttributes->GetFlag(BMDDeckLinkSupportsSMPTELevelAOutput, &supports_level_a) != S_OK) {
log_msg(LOG_LEVEL_WARNING, MOD_NAME "Could figure out if device supports Level A 3G-SDI.\n");
} else {
if (s->sdi_dual_channel_level == 'A' && supports_level_a == BMD_FALSE) {
log_msg(LOG_LEVEL_WARNING, MOD_NAME "Device does not support Level A 3G-SDI!\n");
}
}
}
HRESULT res = deckLinkConfiguration->SetFlag(bmdDeckLinkConfigSMPTELevelAOutput, s->sdi_dual_channel_level == 'A');
if(res != S_OK) {
log_msg(LOG_LEVEL_ERROR, MOD_NAME "Unable set output 3G-SDI level.\n");
}
}
if (s->requested_hdr_mode.EOTF != static_cast<int64_t>(HDR_EOTF::NONE)) {
BMD_BOOL hdr_supp = BMD_FALSE;
if (s->state.at(i).deckLinkAttributes == nullptr || s->state.at(i).deckLinkAttributes->GetFlag(BMDDeckLinkSupportsHDRMetadata, &hdr_supp) != S_OK) {
LOG(LOG_LEVEL_WARNING) << MOD_NAME << "HDR requested, but unable to validate HDR support. Will try to pass it anyway which may result in blank image if not supported - remove the option if so.\n";
} else {
if (hdr_supp != BMD_TRUE) {
LOG(LOG_LEVEL_ERROR) << MOD_NAME << "HDR requested, but card doesn't support that.\n";
goto error;
}
}
BMD_BOOL rec2020_supp = BMD_FALSE;
if (s->state.at(i).deckLinkAttributes == nullptr || s->state.at(i).deckLinkAttributes->GetFlag(BMDDeckLinkSupportsColorspaceMetadata, &rec2020_supp) != S_OK) {
LOG(LOG_LEVEL_WARNING) << MOD_NAME << "Cannot check Rec. 2020 color space metadata support.\n";
} else {
if (rec2020_supp != BMD_TRUE) {
LOG(LOG_LEVEL_WARNING) << MOD_NAME << "Rec. 2020 color space metadata not supported.\n";
}
}
}
if (s->play_audio && i == 0) {
/* Actually no action is required to set audio connection because Blackmagic card plays audio through all its outputs (AES/SDI/analog) ....
*/
printf(MOD_NAME "Audio output set to: ");
switch(audioConnection) {
case bmdAudioOutputSwitchAESEBU:
printf("AES/EBU");
break;
case bmdAudioOutputSwitchAnalog:
printf("analog");
break;
default:
printf("default");
break;
}
printf(".\n");
/*
* .... one exception is a card that has switchable cables between AES/EBU and analog. (But this applies only for channels 3 and above.)
*/
if (audioConnection != 0) { // we will set switchable AESEBU or analog
result = deckLinkConfiguration->SetInt(bmdDeckLinkConfigAudioOutputAESAnalogSwitch,
audioConnection);
if(result == S_OK) { // has switchable channels
log_msg(LOG_LEVEL_INFO, MOD_NAME "Card with switchable audio channels detected. Switched to correct format.\n");
} else if(result == E_NOTIMPL) {
// normal case - without switchable channels
} else {
log_msg(LOG_LEVEL_WARNING, MOD_NAME "Unable to switch audio output for channels 3 or above although \n"
"card shall support it. Check if it is ok. Continuing anyway.\n");
}
}
if (audio_consumer_levels != -1) {
result = deckLinkConfiguration->SetFlag(bmdDeckLinkConfigAnalogAudioConsumerLevels,
audio_consumer_levels == 1 ? true : false);
if(result != S_OK) {
log_msg(LOG_LEVEL_WARNING, MOD_NAME "Unable set output audio consumer levels.\n");
}
}
}
s->state.at(i).delegate = new PlaybackDelegate();
// Provide this class as a delegate to the audio and video output interfaces
if (!s->low_latency) {
s->state.at(i).deckLinkOutput->SetScheduledFrameCompletionCallback(s->state.at(i).delegate);
}
//s->state.at(i).deckLinkOutput->DisableAudioOutput();
}
s->frames = 0;
s->initialized_audio = s->initialized_video = false;
return (void *)s;
error:
display_decklink_done(s);
return NULL;
}
static void display_decklink_run(void *state)
{
UNUSED(state);
}
#define RELEASE_IF_NOT_NULL(x) if (x != nullptr) x->Release();
static void display_decklink_done(void *state)
{
debug_msg("display_decklink_done\n"); /* TOREMOVE */
struct state_decklink *s = (struct state_decklink *)state;
assert (s != NULL);
for (int i = 0; i < s->devices_cnt; ++i)
{
if (s->initialized_video) {
if (!s->low_latency) {
CALL_AND_CHECK(s->state.at(i).deckLinkOutput->StopScheduledPlayback (0, nullptr, 0), "StopScheduledPlayback");
}
CALL_AND_CHECK(s->state.at(i).deckLinkOutput->DisableVideoOutput(), "DisableVideoOutput");
}
if (s->initialized_audio) {
if (i == 0) {
CALL_AND_CHECK(s->state.at(i).deckLinkOutput->DisableAudioOutput(), "DisableAudiioOutput");
}
}
RELEASE_IF_NOT_NULL(s->state.at(i).deckLinkAttributes);
RELEASE_IF_NOT_NULL(s->state.at(i).deckLinkConfiguration);
RELEASE_IF_NOT_NULL(s->state.at(i).deckLinkOutput);
RELEASE_IF_NOT_NULL(s->state.at(i).deckLink);
delete s->state.at(i).delegate;
}
while (!s->buffer_pool.frame_queue.empty()) {
auto tmp = s->buffer_pool.frame_queue.front();
s->buffer_pool.frame_queue.pop();
delete tmp;
}
delete s->timecode;
delete s;
decklink_uninitialize();
}
/**
* 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.
*/
static bool decklink_display_supports_codec(IDeckLinkOutput *deckLinkOutput, BMDPixelFormat pf) {
IDeckLinkDisplayModeIterator *displayModeIterator;
IDeckLinkDisplayMode* deckLinkDisplayMode;
if (FAILED(deckLinkOutput->GetDisplayModeIterator(&displayModeIterator))) {
log_msg(LOG_LEVEL_ERROR, MOD_NAME "Fatal: cannot create display mode iterator.\n");
return false;
}
while (displayModeIterator->Next(&deckLinkDisplayMode) == S_OK) {
BMD_BOOL supported;
HRESULT res = deckLinkOutput->DoesSupportVideoMode(bmdVideoConnectionUnspecified, deckLinkDisplayMode->GetDisplayMode(), pf, bmdNoVideoOutputConversion, bmdSupportedVideoModeDefault, nullptr, &supported);
deckLinkDisplayMode->Release();
if (res != S_OK) {
CALL_AND_CHECK(res, "DoesSupportVideoMode");
continue;
}
if (supported) {
displayModeIterator->Release();
return true;
}
}
displayModeIterator->Release();
return false;
}
static int display_decklink_get_property(void *state, int property, void *val, size_t *len)
{
struct state_decklink *s = (struct state_decklink *)state;
vector<codec_t> codecs(uv_to_bmd_codec_map.size());
int rgb_shift[] = {16, 8, 0};
interlacing_t supported_il_modes[] = {PROGRESSIVE, INTERLACED_MERGED, SEGMENTED_FRAME};
int count = 0;
for (auto & c : uv_to_bmd_codec_map) {
if (decklink_display_supports_codec(s->state[0].deckLinkOutput, c.second)) {
codecs[count++] = c.first;
}
}
switch (property) {
case DISPLAY_PROPERTY_CODECS:
if(sizeof(codec_t) * count <= *len) {
memcpy(val, codecs.data(), sizeof(codec_t) * count);
*len = sizeof(codec_t) * count;
} else {
return FALSE;
}
break;
case DISPLAY_PROPERTY_RGB_SHIFT:
if(sizeof(rgb_shift) > *len) {
return FALSE;
}
memcpy(val, rgb_shift, sizeof(rgb_shift));
*len = sizeof(rgb_shift);
break;
case DISPLAY_PROPERTY_BUF_PITCH:
*(int *) val = PITCH_DEFAULT;
*len = sizeof(int);
break;
case DISPLAY_PROPERTY_VIDEO_MODE:
if(s->devices_cnt == 1 && !s->stereo)
*(int *) val = DISPLAY_PROPERTY_VIDEO_MERGED;
else
*(int *) val = DISPLAY_PROPERTY_VIDEO_SEPARATE_TILES;
break;
case DISPLAY_PROPERTY_SUPPORTED_IL_MODES:
if(sizeof(supported_il_modes) <= *len) {
memcpy(val, supported_il_modes, sizeof(supported_il_modes));
} else {
return FALSE;
}
*len = sizeof(supported_il_modes);
break;
case DISPLAY_PROPERTY_AUDIO_FORMAT:
{
assert(*len == sizeof(struct audio_desc));
struct audio_desc *desc = (struct audio_desc *) val;
desc->sample_rate = 48000;
if (desc->ch_count <= 2) {
desc->ch_count = 2;
} else if (desc->ch_count > 2 && desc->ch_count <= 8) {
desc->ch_count = 8;
} else {
desc->ch_count = 16;
}
desc->codec = AC_PCM;
desc->bps = desc->bps < 3 ? 2 : 4;
}
break;
default:
return FALSE;
}
return TRUE;
}
/*
* AUDIO
*/
static void display_decklink_put_audio_frame(void *state, struct audio_frame *frame)
{
struct state_decklink *s = (struct state_decklink *)state;
unsigned int sampleFrameCount = frame->data_len / (frame->bps *
frame->ch_count);
assert(s->play_audio);
uint32_t sampleFramesWritten;
auto t0 = chrono::high_resolution_clock::now();
uint32_t buffered = 0;
s->state[0].deckLinkOutput->GetBufferedAudioSampleFrameCount(&buffered);
if (buffered == 0) {
LOG(LOG_LEVEL_WARNING) << MOD_NAME << "audio buffer underflow!\n";
}
if (s->low_latency) {
HRESULT res = s->state[0].deckLinkOutput->WriteAudioSamplesSync(frame->data, sampleFrameCount,
&sampleFramesWritten);
if (FAILED(res)) {
log_msg(LOG_LEVEL_WARNING, MOD_NAME "WriteAudioSamplesSync failed.\n");
}
} else {
s->state[0].deckLinkOutput->ScheduleAudioSamples(frame->data, sampleFrameCount, 0,
0, &sampleFramesWritten);
if (sampleFramesWritten != sampleFrameCount) {
LOG(LOG_LEVEL_WARNING) << MOD_NAME << "audio buffer overflow! (" << sampleFramesWritten << " written, " << sampleFrameCount - sampleFramesWritten << " dropped)\n";
}
}
LOG(LOG_LEVEL_DEBUG) << MOD_NAME "putf audio - lasted " << setprecision(2) << chrono::duration_cast<chrono::duration<double>>(chrono::high_resolution_clock::now() - t0).count() * 1000.0 << " ms.\n";
}
static int display_decklink_reconfigure_audio(void *state, int quant_samples, int channels,
int sample_rate) {
struct state_decklink *s = (struct state_decklink *)state;
BMDAudioSampleType sample_type;
unique_lock<mutex> lk(s->reconfiguration_lock);
assert(s->play_audio);
if (s->initialized_audio) {
CALL_AND_CHECK(s->state[0].deckLinkOutput->DisableAudioOutput(),
"DisableAudioOutput");
s->initialized_audio = false;
}
if (channels != 2 && channels != 8 &&
channels != 16) {
log_msg(LOG_LEVEL_ERROR, MOD_NAME "requested channel count isn't supported: "
"%d\n", channels);
return FALSE;
}
if((quant_samples != 16 && quant_samples != 32) ||
sample_rate != 48000) {
log_msg(LOG_LEVEL_ERROR, MOD_NAME "audio format isn't supported: "
"samples: %d, sample rate: %d\n",
quant_samples, sample_rate);
return FALSE;
}
switch(quant_samples) {
case 16:
sample_type = bmdAudioSampleType16bitInteger;
break;
case 32:
sample_type = bmdAudioSampleType32bitInteger;
break;
default:
return FALSE;
}
EXIT_IF_FAILED(s->state[0].deckLinkOutput->EnableAudioOutput(bmdAudioSampleRate48kHz,
sample_type,
channels,
bmdAudioOutputStreamContinuous),
"EnableAudioOutput");
if (!s->low_latency) {
// This will most certainly fail because it is started with in video
// reconfigure. However, this doesn't seem to bother, anyway.
CALL_AND_CHECK(s->state[0].deckLinkOutput->StartScheduledPlayback(0, s->frameRateScale, s->frameRateDuration), "StartScheduledPlayback (audio)");
}
s->aud_desc = { quant_samples / 8, sample_rate, channels, AC_PCM };
s->initialized_audio = true;
return TRUE;
error:
s->initialized_audio = false;
return FALSE;
}
#ifndef WIN32
static bool operator==(const REFIID & first, const REFIID & second){
return (first.byte0 == second.byte0) &&
(first.byte1 == second.byte1) &&
(first.byte2 == second.byte2) &&
(first.byte3 == second.byte3) &&
(first.byte4 == second.byte4) &&
(first.byte5 == second.byte5) &&
(first.byte6 == second.byte6) &&
(first.byte7 == second.byte7) &&
(first.byte8 == second.byte8) &&
(first.byte9 == second.byte9) &&
(first.byte10 == second.byte10) &&
(first.byte11 == second.byte11) &&
(first.byte12 == second.byte12) &&
(first.byte13 == second.byte13) &&
(first.byte14 == second.byte14) &&
(first.byte15 == second.byte15);
}
#endif
HRESULT DeckLinkFrame::QueryInterface(REFIID iid, LPVOID *ppv)
{
#ifdef _WIN32
IID iunknown = IID_IUnknown;
#else
CFUUIDBytes iunknown = CFUUIDGetUUIDBytes(IUnknownUUID);
#endif
HRESULT result = S_OK;
if (ppv == nullptr) {
return E_INVALIDARG;
}
// Initialise the return result
*ppv = nullptr;
LOG(LOG_LEVEL_DEBUG) << MOD_NAME << "DeckLinkFrame QueryInterface " << iid << "\n";
if (iid == iunknown) {
*ppv = this;
AddRef();
} else if (iid == IID_IDeckLinkVideoFrame) {
*ppv = static_cast<IDeckLinkVideoFrame*>(this);
AddRef();
} else if (iid == IID_IDeckLinkVideoFrameMetadataExtensions) {
if (m_metadata.EOTF == static_cast<int64_t>(HDR_EOTF::NONE)) {
result = E_NOINTERFACE;
} else {
*ppv = static_cast<IDeckLinkVideoFrameMetadataExtensions*>(this);
AddRef();
}
} else {
result = E_NOINTERFACE;
}
return result;
return E_NOINTERFACE;
}
ULONG DeckLinkFrame::AddRef()
{
return ++ref;
}
ULONG DeckLinkFrame::Release()
{
if (--ref == 0) {
lock_guard<mutex> lg(buffer_pool.lock);
buffer_pool.frame_queue.push(this);
}
return ref;
}
DeckLinkFrame::DeckLinkFrame(long w, long h, long rb, BMDPixelFormat pf, buffer_pool_t & bp, HDRMetadata const & hdr_metadata)
: width(w), height(h), rawBytes(rb), pixelFormat(pf), data(new char[rb * h]), timecode(NULL), ref(1l),
buffer_pool(bp)
{
clear_video_buffer(reinterpret_cast<unsigned char *>(data.get()), rawBytes, rawBytes, height,
pf == bmdFormat8BitYUV ? UYVY : (pf == bmdFormat10BitYUV ? v210 : RGBA));
m_metadata = hdr_metadata;
}
DeckLinkFrame *DeckLinkFrame::Create(long width, long height, long rawBytes, BMDPixelFormat pixelFormat, buffer_pool_t & buffer_pool, const HDRMetadata & hdr_metadata)
{
return new DeckLinkFrame(width, height, rawBytes, pixelFormat, buffer_pool, hdr_metadata);
}
DeckLinkFrame::~DeckLinkFrame()
{
}
long DeckLinkFrame::GetWidth ()
{
return width;
}
long DeckLinkFrame::GetHeight ()
{
return height;
}
long DeckLinkFrame::GetRowBytes ()
{
return rawBytes;
}
BMDPixelFormat DeckLinkFrame::GetPixelFormat ()
{
return pixelFormat;
}
BMDFrameFlags DeckLinkFrame::GetFlags ()
{
return m_metadata.EOTF == static_cast<int64_t>(HDR_EOTF::NONE) ? bmdFrameFlagDefault : bmdFrameContainsHDRMetadata;
}
HRESULT DeckLinkFrame::GetBytes (/* out */ void **buffer)
{
*buffer = static_cast<void *>(data.get());
return S_OK;
}
HRESULT DeckLinkFrame::GetTimecode (/* in */ BMDTimecodeFormat, /* out */ IDeckLinkTimecode **timecode)
{
*timecode = dynamic_cast<IDeckLinkTimecode *>(this->timecode);
return S_OK;
}
HRESULT DeckLinkFrame::GetAncillaryData (/* out */ IDeckLinkVideoFrameAncillary **)
{
return S_FALSE;
}
/* IDeckLinkMutableVideoFrame */
HRESULT DeckLinkFrame::SetFlags (/* in */ BMDFrameFlags)
{
return E_FAIL;
}
HRESULT DeckLinkFrame::SetTimecode (/* in */ BMDTimecodeFormat, /* in */ IDeckLinkTimecode *timecode)
{
if(this->timecode)
this->timecode->Release();
this->timecode = timecode;
return S_OK;
}
HRESULT DeckLinkFrame::SetTimecodeFromComponents (/* in */ BMDTimecodeFormat, /* in */ uint8_t, /* in */ uint8_t, /* in */ uint8_t, /* in */ uint8_t, /* in */ BMDTimecodeFlags)
{
return E_FAIL;
}
HRESULT DeckLinkFrame::SetAncillaryData (/* in */ IDeckLinkVideoFrameAncillary *)
{
return E_FAIL;
}
HRESULT DeckLinkFrame::SetTimecodeUserBits (/* in */ BMDTimecodeFormat, /* in */ BMDTimecodeUserBits)
{
return E_FAIL;
}
void HDRMetadata::Init(const string &fmt) {
auto opts = unique_ptr<char []>(new char [fmt.size() + 1]);
strcpy(opts.get(), fmt.c_str());
char *save_ptr = nullptr;
char *mode_c = strtok_r(opts.get(), ",", &save_ptr);
assert(mode_c != nullptr);
string mode = mode_c;
std::for_each(std::begin(mode), std::end(mode), [](char& c) {
c = static_cast<char>(std::toupper(static_cast<unsigned char>(c)));
});
if (mode == "SDR"s) {
EOTF = static_cast<int64_t>(HDR_EOTF::SDR);
} else if (mode == "HDR"s) {
EOTF = static_cast<int64_t>(HDR_EOTF::HDR);
} else if (mode == "PQ"s) {
EOTF = static_cast<int64_t>(HDR_EOTF::PQ);
} else if (mode == "HLG"s) {
EOTF = static_cast<int64_t>(HDR_EOTF::HLG);
} else if (mode == "HELP"s) {
cout << MOD_NAME << "HDR syntax:\n";
cout << "\tHDR[=<eotf>|int[,{<k>=<v>}*]\n";
cout << "\t\t<eotf> may be one of SDR, HDR, PQ, HLG or int 0-7\n";
cout << "\t\tFurther options may be specification of HDR values, accepted keys are (values are floats):\n";
cout << "\t\t\t- maxDisplayMasteringLuminance\n";
cout << "\t\t\t- minDisplayMasteringLuminance\n";
cout << "\t\t\t- maxCLL\n";
cout << "\t\t\t- maxFALL\n";
throw ug_no_error{};
} else {
EOTF = stoi(mode);
if (EOTF < 0 || EOTF > 7) {
throw out_of_range("Value outside [0..7]");
}
}
char *other_opt = nullptr;
while ((other_opt = strtok_r(nullptr, ",", &save_ptr)) != nullptr) {
if (strstr(other_opt, "maxDisplayMasteringLuminance=") != nullptr) {
maxDisplayMasteringLuminance = stod(other_opt + strlen("maxDisplayMasteringLuminance="));
} else if (strstr(other_opt, "minDisplayMasteringLuminance=") != nullptr) {
minDisplayMasteringLuminance = stod(other_opt + strlen("minDisplayMasteringLuminance="));
} else if (strstr(other_opt, "maxCLL=") != nullptr) {
maxCLL = stod(other_opt + strlen("maxCLL="));
} else if (strstr(other_opt, "maxFALL=") != nullptr) {
maxFALL = stod(other_opt + strlen("maxFALL="));
} else {
throw invalid_argument("Unrecognized HDR attribute "s + other_opt);
}
}
}
static inline void debug_print_metadata_id(const char *fn_name, BMDDeckLinkFrameMetadataID metadataID) {
if (log_level < LOG_LEVEL_DEBUG2) {
return;
}
array<char, sizeof metadataID + 1> fourcc{};
copy(reinterpret_cast<char *>(&metadataID), reinterpret_cast<char *>(&metadataID) + sizeof metadataID, fourcc.data());
LOG(LOG_LEVEL_DEBUG2) << MOD_NAME << "DecklLinkFrame " << fn_name << ": " << fourcc.data() << "\n";
}
// IDeckLinkVideoFrameMetadataExtensions interface
HRESULT DeckLinkFrame::GetInt(BMDDeckLinkFrameMetadataID metadataID, int64_t* value)
{
debug_print_metadata_id(static_cast<const char *>(__func__), metadataID);
switch (metadataID)
{
case bmdDeckLinkFrameMetadataHDRElectroOpticalTransferFunc:
*value = m_metadata.EOTF;
return S_OK;
case bmdDeckLinkFrameMetadataColorspace:
// Colorspace is fixed for this sample
*value = bmdColorspaceRec2020;
return S_OK;
default:
value = nullptr;
return E_INVALIDARG;
}
}
HRESULT DeckLinkFrame::GetFloat(BMDDeckLinkFrameMetadataID metadataID, double* value)
{
debug_print_metadata_id(static_cast<const char *>(__func__), metadataID);
switch (metadataID)
{
case bmdDeckLinkFrameMetadataHDRDisplayPrimariesRedX:
*value = m_metadata.referencePrimaries.RedX;
return S_OK;
case bmdDeckLinkFrameMetadataHDRDisplayPrimariesRedY:
*value = m_metadata.referencePrimaries.RedY;
return S_OK;
case bmdDeckLinkFrameMetadataHDRDisplayPrimariesGreenX:
*value = m_metadata.referencePrimaries.GreenX;
return S_OK;
case bmdDeckLinkFrameMetadataHDRDisplayPrimariesGreenY:
*value = m_metadata.referencePrimaries.GreenY;
return S_OK;
case bmdDeckLinkFrameMetadataHDRDisplayPrimariesBlueX:
*value = m_metadata.referencePrimaries.BlueX;
return S_OK;
case bmdDeckLinkFrameMetadataHDRDisplayPrimariesBlueY:
*value = m_metadata.referencePrimaries.BlueY;
return S_OK;
case bmdDeckLinkFrameMetadataHDRWhitePointX:
*value = m_metadata.referencePrimaries.WhiteX;
return S_OK;
case bmdDeckLinkFrameMetadataHDRWhitePointY:
*value = m_metadata.referencePrimaries.WhiteY;
return S_OK;
case bmdDeckLinkFrameMetadataHDRMaxDisplayMasteringLuminance:
*value = m_metadata.maxDisplayMasteringLuminance;
return S_OK;
case bmdDeckLinkFrameMetadataHDRMinDisplayMasteringLuminance:
*value = m_metadata.minDisplayMasteringLuminance;
return S_OK;
case bmdDeckLinkFrameMetadataHDRMaximumContentLightLevel:
*value = m_metadata.maxCLL;
return S_OK;
case bmdDeckLinkFrameMetadataHDRMaximumFrameAverageLightLevel:
*value = m_metadata.maxFALL;
return S_OK;
default:
value = nullptr;
return E_INVALIDARG;
}
}
HRESULT DeckLinkFrame::GetFlag(BMDDeckLinkFrameMetadataID metadataID, BMD_BOOL* value)
{
debug_print_metadata_id(static_cast<const char *>(__func__), metadataID);
// Not expecting GetFlag
*value = BMD_TRUE;
return E_INVALIDARG;
}
HRESULT DeckLinkFrame::GetString(BMDDeckLinkFrameMetadataID metadataID, BMD_STR* value)
{
debug_print_metadata_id(static_cast<const char *>(__func__), metadataID);
// Not expecting GetString
*value = nullptr;
return E_INVALIDARG;
}
HRESULT DeckLinkFrame::GetBytes(BMDDeckLinkFrameMetadataID metadataID, void* /* buffer */, uint32_t* bufferSize)
{
debug_print_metadata_id(static_cast<const char *>(__func__), metadataID);
*bufferSize = 0;
return E_INVALIDARG;
}
// 3D frame
DeckLink3DFrame::DeckLink3DFrame(long w, long h, long rb, BMDPixelFormat pf, buffer_pool_t & buffer_pool, HDRMetadata const & hdr_metadata)
: DeckLinkFrame(w, h, rb, pf, buffer_pool, hdr_metadata), rightEye(DeckLinkFrame::Create(w, h, rb, pf, buffer_pool, hdr_metadata))
{
}
DeckLink3DFrame *DeckLink3DFrame::Create(long width, long height, long rawBytes, BMDPixelFormat pixelFormat, buffer_pool_t & buffer_pool, HDRMetadata const & hdr_metadata)
{
DeckLink3DFrame *frame = new DeckLink3DFrame(width, height, rawBytes, pixelFormat, buffer_pool, hdr_metadata);
return frame;
}
DeckLink3DFrame::~DeckLink3DFrame()
{
}
ULONG DeckLink3DFrame::AddRef()
{
return DeckLinkFrame::AddRef();
}
ULONG DeckLink3DFrame::Release()
{
return DeckLinkFrame::Release();
}
HRESULT DeckLink3DFrame::QueryInterface(REFIID id, void **data)
{
LOG(LOG_LEVEL_DEBUG) << MOD_NAME << "DecklLink3DFrame QueryInterface " << id << "\n";
if(id == IID_IDeckLinkVideoFrame3DExtensions)
{
this->AddRef();
*data = dynamic_cast<IDeckLinkVideoFrame3DExtensions *>(this);
return S_OK;
}
return DeckLinkFrame::QueryInterface(id, data);
}
BMDVideo3DPackingFormat DeckLink3DFrame::Get3DPackingFormat()
{
return bmdVideo3DPackingLeftOnly;
}
HRESULT DeckLink3DFrame::GetFrameForRightEye(IDeckLinkVideoFrame ** frame)
{
*frame = rightEye.get();
rightEye->AddRef();
return S_OK;
}
/* function from DeckLink SDK sample DeviceList */
static void print_output_modes (IDeckLink* deckLink)
{
IDeckLinkOutput* deckLinkOutput = NULL;
IDeckLinkDisplayModeIterator* displayModeIterator = NULL;
IDeckLinkDisplayMode* displayMode = NULL;
HRESULT result;
int displayModeNumber = 0;
// Query the DeckLink for its configuration interface
result = deckLink->QueryInterface(IID_IDeckLinkOutput, (void**)&deckLinkOutput);
if (result != S_OK)
{
fprintf(stderr, "Could not obtain the IDeckLinkOutput interface - result = %08x\n", (int) result);
if (result == E_NOINTERFACE) {
printf("Device doesn't support video playback.\n");
}
goto bail;
}
// Obtain an IDeckLinkDisplayModeIterator to enumerate the display modes supported on output
result = deckLinkOutput->GetDisplayModeIterator(&displayModeIterator);
if (result != S_OK)
{
fprintf(stderr, "Could not obtain the video output display mode iterator - result = %08x\n", (int) result);
goto bail;
}
// List all supported output display modes
printf("\tdisplay modes:\n");
while (displayModeIterator->Next(&displayMode) == S_OK)
{
BMD_STR displayModeString = NULL;
result = displayMode->GetName(&displayModeString);
if (result == S_OK)
{
char *displayModeCString = get_cstr_from_bmd_api_str(displayModeString);
int modeWidth;
int modeHeight;
BMDDisplayModeFlags flags;
BMDTimeValue frameRateDuration;
BMDTimeScale frameRateScale;
// Obtain the display mode's properties
flags = displayMode->GetFlags();
modeWidth = displayMode->GetWidth();
modeHeight = displayMode->GetHeight();
displayMode->GetFrameRate(&frameRateDuration, &frameRateScale);
printf("\t\t%2d) %-20s %d x %d \t %2.2f FPS%s\n",displayModeNumber, displayModeCString,
modeWidth, modeHeight, (float) ((double)frameRateScale / (double)frameRateDuration),
(flags & bmdDisplayModeSupports3D ? "\t (supports 3D)" : ""));
release_bmd_api_str(displayModeString);
free(displayModeCString);
}
// Release the IDeckLinkDisplayMode object to prevent a leak
displayMode->Release();
displayModeNumber++;
}
bail:
// Ensure that the interfaces we obtained are released to prevent a memory leak
if (displayModeIterator != NULL)
displayModeIterator->Release();
if (deckLinkOutput != NULL)
deckLinkOutput->Release();
}
static const struct video_display_info display_decklink_info = {
display_decklink_probe,
display_decklink_init,
display_decklink_run,
display_decklink_done,
display_decklink_getf,
display_decklink_putf,
display_decklink_reconfigure_video,
display_decklink_get_property,
display_decklink_put_audio_frame,
display_decklink_reconfigure_audio,
DISPLAY_DOESNT_NEED_MAINLOOP,
};
REGISTER_MODULE(decklink, &display_decklink_info, LIBRARY_CLASS_VIDEO_DISPLAY, VIDEO_DISPLAY_ABI_VERSION);
/* vim: set expandtab sw=8: */
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