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Decklink: add output support

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This commit is contained in:
Colin Edwards
2018-09-25 17:51:32 -05:00
parent f8e628ac36
commit 21b67cff64
23 changed files with 1102 additions and 439 deletions
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118
plugins/decklink/decklink-device-instance.cpp
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@@ -1,13 +1,14 @@
#include "decklink-device-instance.hpp"
#include "audio-repack.hpp"
#include "DecklinkInput.hpp"
#include "DecklinkOutput.hpp"
#include <util/platform.h>
#include <util/threading.h>
#include <sstream>
#define LOG(level, message, ...) blog(level, "%s: " message, \
obs_source_get_name(this->decklink->GetSource()), ##__VA_ARGS__)
#include <algorithm>
#ifdef _WIN32
#define IS_WIN 1
@@ -62,7 +63,7 @@ static inline audio_repack_mode_t ConvertRepackFormat(speaker_layout format)
}
}
DeckLinkDeviceInstance::DeckLinkDeviceInstance(DeckLink *decklink_,
DeckLinkDeviceInstance::DeckLinkDeviceInstance(DecklinkBase *decklink_,
DeckLinkDevice *device_) :
currentFrame(), currentPacket(), decklink(decklink_), device(device_)
{
@@ -92,7 +93,7 @@ void DeckLinkDeviceInstance::HandleAudioPacket(
currentPacket.frames = frameCount;
currentPacket.timestamp = timestamp;
if (decklink && !decklink->buffering) {
if (decklink && !static_cast<DeckLinkInput*>(decklink)->buffering) {
currentPacket.timestamp = os_gettime_ns();
currentPacket.timestamp -=
(uint64_t)frameCount * 1000000000ULL /
@@ -120,7 +121,7 @@ void DeckLinkDeviceInstance::HandleAudioPacket(
nextAudioTS = timestamp +
((uint64_t)frameCount * 1000000000ULL / 48000ULL) + 1;
obs_source_output_audio(decklink->GetSource(), &currentPacket);
obs_source_output_audio(static_cast<DeckLinkInput*>(decklink)->GetSource(), &currentPacket);
}
void DeckLinkDeviceInstance::HandleVideoFrame(
@@ -141,7 +142,7 @@ void DeckLinkDeviceInstance::HandleVideoFrame(
currentFrame.height = (uint32_t)videoFrame->GetHeight();
currentFrame.timestamp = timestamp;
obs_source_output_video(decklink->GetSource(), &currentFrame);
obs_source_output_video(static_cast<DeckLinkInput*>(decklink)->GetSource(), &currentFrame);
}
void DeckLinkDeviceInstance::FinalizeStream()
@@ -169,7 +170,7 @@ void DeckLinkDeviceInstance::SetupVideoFormat(DeckLinkDeviceMode *mode_)
currentFrame.format = ConvertPixelFormat(pixelFormat);
colorSpace = decklink->GetColorSpace();
colorSpace = static_cast<DeckLinkInput*>(decklink)->GetColorSpace();
if (colorSpace == VIDEO_CS_DEFAULT) {
const BMDDisplayModeFlags flags = mode_->GetDisplayModeFlags();
if (flags & bmdDisplayModeColorspaceRec709)
@@ -182,7 +183,7 @@ void DeckLinkDeviceInstance::SetupVideoFormat(DeckLinkDeviceMode *mode_)
activeColorSpace = colorSpace;
}
colorRange = decklink->GetColorRange();
colorRange = static_cast<DeckLinkInput*>(decklink)->GetColorRange();
currentFrame.full_range = colorRange == VIDEO_RANGE_FULL;
video_format_get_parameters(activeColorSpace, colorRange,
@@ -218,7 +219,7 @@ bool DeckLinkDeviceInstance::StartCapture(DeckLinkDeviceMode *mode_)
flags = bmdVideoInputEnableFormatDetection;
} else {
displayMode = mode_->GetDisplayMode();
pixelFormat = decklink->GetPixelFormat();
pixelFormat = static_cast<DeckLinkInput*>(decklink)->GetPixelFormat();
flags = bmdVideoInputFlagDefault;
}
@@ -231,7 +232,7 @@ bool DeckLinkDeviceInstance::StartCapture(DeckLinkDeviceMode *mode_)
SetupVideoFormat(mode_);
channelFormat = decklink->GetChannelFormat();
channelFormat = static_cast<DeckLinkInput*>(decklink)->GetChannelFormat();
currentPacket.speakers = channelFormat;
int maxdevicechannel = device->GetMaxChannel();
@@ -288,6 +289,101 @@ bool DeckLinkDeviceInstance::StopCapture(void)
return true;
}
bool DeckLinkDeviceInstance::StartOutput(DeckLinkDeviceMode *mode_)
{
if (mode != nullptr)
return false;
if (mode_ == nullptr)
return false;
LOG(LOG_INFO, "Starting output...");
if (!device->GetOutput(&output))
return false;
const HRESULT videoResult = output->EnableVideoOutput(
mode_->GetDisplayMode(),
bmdVideoOutputFlagDefault);
if (videoResult != S_OK) {
LOG(LOG_ERROR, "Failed to enable video output");
return false;
}
const HRESULT audioResult = output->EnableAudioOutput(
bmdAudioSampleRate48kHz,
bmdAudioSampleType16bitInteger,
2,
bmdAudioOutputStreamTimestamped);
if (audioResult != S_OK) {
LOG(LOG_ERROR, "Failed to enable audio output");
return false;
}
mode = mode_;
auto decklinkOutput = dynamic_cast<DeckLinkOutput*>(decklink);
if (decklinkOutput == nullptr)
return false;
HRESULT result;
result = output->CreateVideoFrame(decklinkOutput->GetWidth(),
decklinkOutput->GetHeight(),
decklinkOutput->GetWidth() * 2,
bmdFormat8BitYUV,
bmdFrameFlagDefault,
&decklinkOutputFrame);
if (result != S_OK) {
blog(LOG_ERROR ,"failed to make frame 0x%X", result);
return false;
}
return true;
}
bool DeckLinkDeviceInstance::StopOutput()
{
if (mode == nullptr || output == nullptr)
return false;
LOG(LOG_INFO, "Stopping output of '%s'...",
GetDevice()->GetDisplayName().c_str());
output->DisableVideoOutput();
output->DisableAudioOutput();
if (decklinkOutputFrame != nullptr) {
decklinkOutputFrame->Release();
decklinkOutputFrame = nullptr;
}
return true;
}
void DeckLinkDeviceInstance::DisplayVideoFrame(video_data *frame)
{
auto decklinkOutput = dynamic_cast<DeckLinkOutput*>(decklink);
if (decklinkOutput == nullptr)
return;
uint8_t *destData;
decklinkOutputFrame->GetBytes((void**)&destData);
uint8_t *outData = frame->data[0];
std::copy(outData, outData + (decklinkOutput->GetWidth() *
decklinkOutput->GetHeight() * 2), destData);
output->DisplayVideoFrameSync(decklinkOutputFrame);
}
void DeckLinkDeviceInstance::WriteAudio(audio_data *frames)
{
uint32_t sampleFramesWritten;
output->WriteAudioSamplesSync(frames->data[0],
frames->frames,
&sampleFramesWritten);
}
#define TIME_BASE 1000000000
HRESULT STDMETHODCALLTYPE DeckLinkDeviceInstance::VideoInputFrameArrived(