void DShowInput::Update(obs_data_t settings)
{
if (!device.ResetGraph())
return;
if (!UpdateVideoConfig(settings)) {
blog(LOG_WARNING, "%s: Video configuration failed",
obs_source_get_name(source));
return;
}
if (!UpdateAudioConfig(settings))
blog(LOG_WARNING, "%s: Audio configuration failed, ignoring "
"audio", obs_source_get_name(source));
if (!device.ConnectFilters())
return;
if (device.Start() != Result::Success)
return;
enum video_colorspace cs = (videoConfig.format == VideoFormat::HDYC) ?
VIDEO_CS_709 : VIDEO_CS_601;
if (!video_format_get_parameters(cs, VIDEO_RANGE_PARTIAL,
frame.color_matrix,
frame.color_range_min,
frame.color_range_max)) {
blog(LOG_ERROR, "Failed to get video format parameters for " \
"video format %u", cs);
}
}
inline bool DShowInput::Activate(obs_data_t *settings)
{
if (!device.ResetGraph())
return false;
if (!UpdateVideoConfig(settings)) {
blog(LOG_WARNING, "%s: Video configuration failed",
obs_source_get_name(source));
return false;
}
if (!UpdateAudioConfig(settings))
blog(LOG_WARNING, "%s: Audio configuration failed, ignoring "
"audio", obs_source_get_name(source));
if (!device.ConnectFilters())
return false;
if (device.Start() != Result::Success)
return false;
enum video_colorspace cs = GetColorSpace(settings);
bool success = video_format_get_parameters(
cs, GetColorRange(settings),
frame.color_matrix,
frame.color_range_min,
frame.color_range_max);
if (!success) {
blog(LOG_ERROR, "Failed to get video format parameters for " \
"video format %u", cs);
}
return true;
}
void DShowInput::Update(obs_data_t settings)
{
if (!comInitialized) {
CoInitialize(nullptr);
comInitialized = true;
}
if (!device.ResetGraph())
return;
if (!UpdateVideoConfig(settings)) {
blog(LOG_WARNING, "%s: Video configuration failed",
obs_source_get_name(source));
return;
}
if (!UpdateAudioConfig(settings))
blog(LOG_WARNING, "%s: Audio configuration failed, ignoring "
"audio", obs_source_get_name(source));
if (!device.ConnectFilters())
return;
if (device.Start() != Result::Success)
return;
frame.width = videoConfig.cx;
frame.height = videoConfig.cy;
frame.format = ConvertVideoFormat(videoConfig.format);
frame.full_range = false;
frame.flip = (videoConfig.format == VideoFormat::XRGB ||
videoConfig.format == VideoFormat::ARGB);
audio.speakers = (enum speaker_layout)audioConfig.channels;
audio.format = ConvertAudioFormat(audioConfig.format);
audio.samples_per_sec = (uint32_t)audioConfig.sampleRate;
enum video_colorspace cs = (videoConfig.format == VideoFormat::HDYC) ?
VIDEO_CS_709 : VIDEO_CS_601;
if (!video_format_get_parameters(cs, VIDEO_RANGE_PARTIAL,
frame.color_matrix,
frame.color_range_min,
frame.color_range_max)) {
blog(LOG_ERROR, "Failed to get video format parameters for " \
"video format %u", VIDEO_CS_601);
}
}
void DShowInput::Update(obs_data_t settings)
{
string video_device_id = obs_data_getstring(settings, VIDEO_DEVICE_ID);
if (!comInitialized) {
CoInitialize(nullptr);
comInitialized = true;
}
if (!device.ResetGraph())
return;
DeviceId id;
if (!DecodeDeviceId(id, video_device_id.c_str()))
return;
PropertiesData data;
Device::EnumVideoDevices(data.devices);
VideoDevice dev;
if (!data.GetDevice(dev, video_device_id.c_str()))
return;
int resType = (int)obs_data_getint(settings, RES_TYPE);
int cx = 0, cy = 0;
long long interval = 0;
VideoFormat format = VideoFormat::Any;
if (resType == ResType_Custom) {
string resolution = obs_data_getstring(settings, RESOLUTION);
if (!ResolutionValid(resolution, cx, cy))
return;
interval = obs_data_has_autoselect(settings, FRAME_INTERVAL) ?
obs_data_get_autoselect_int(settings, FRAME_INTERVAL) :
obs_data_getint(settings, FRAME_INTERVAL);
if (interval == FPS_MATCHING)
interval = GetOBSFPS();
format = (VideoFormat)obs_data_getint(settings, VIDEO_FORMAT);
long long best_interval = numeric_limits<long long>::max();
bool video_format_match = false;
if (!CapsMatch(dev,
ResolutionMatcher(cx, cy),
VideoFormatMatcher(format, video_format_match),
ClosestFrameRateSelector(interval, best_interval),
FrameRateMatcher(interval)) && !video_format_match)
return;
interval = best_interval;
blog(LOG_INFO, "%s: Using interval %lld",
obs_source_getname(source), interval);
}
videoConfig.name = id.name.c_str();
videoConfig.path = id.path.c_str();
videoConfig.callback = CaptureProc(DShowInput::OnVideoData);
videoConfig.param = this;
videoConfig.useDefaultConfig = resType == ResType_Preferred;
videoConfig.cx = cx;
videoConfig.cy = cy;
videoConfig.frameInterval = interval;
videoConfig.internalFormat = format;
if (videoConfig.internalFormat != VideoFormat::MJPEG)
videoConfig.format = videoConfig.internalFormat;
device.SetVideoConfig(&videoConfig);
if (videoConfig.internalFormat == VideoFormat::MJPEG) {
videoConfig.format = VideoFormat::XRGB;
device.SetVideoConfig(&videoConfig);
}
if (!device.ConnectFilters())
return;
if (device.Start() != Result::Success)
return;
frame.width = videoConfig.cx;
frame.height = videoConfig.cy;
frame.format = ConvertVideoFormat(videoConfig.format);
frame.full_range = false;
frame.flip = (videoConfig.format == VideoFormat::XRGB ||
videoConfig.format == VideoFormat::ARGB);
if (!video_format_get_parameters(VIDEO_CS_601, VIDEO_RANGE_PARTIAL,
frame.color_matrix,
frame.color_range_min,
frame.color_range_max)) {
blog(LOG_ERROR, "Failed to get video format parameters for " \
"video format %u", VIDEO_CS_601);
}
}
