static bool VideoFormatChanged(obs_properties_t props, obs_property_t p,
obs_data_t settings)
{
PropertiesData *data = (PropertiesData*)obs_properties_get_param(props);
const char *id = obs_data_get_string(settings, VIDEO_DEVICE_ID);
VideoDevice device;
VideoFormat curFormat =
(VideoFormat)obs_data_get_int(settings, VIDEO_FORMAT);
if (!data->GetDevice(device, id))
return UpdateVideoFormats(curFormat, p);
int cx, cy;
if (!DetermineResolution(cx, cy, settings, device)) {
UpdateVideoFormats(device, VideoFormat::Any, cx, cy, 0, props);
UpdateFPS(device, VideoFormat::Any, 0, 0, 0, props);
return true;
}
long long interval = obs_data_get_int(settings, FRAME_INTERVAL);
UpdateVideoFormats(device, curFormat, cx, cy, interval, props);
UpdateFPS(device, curFormat, interval, cx, cy, props);
return true;
}
static bool DeviceSelectionChanged(obs_properties_t props, obs_property_t p,
obs_data_t settings)
{
PropertiesData *data = (PropertiesData*)obs_properties_get_param(props);
VideoDevice device;
string id = obs_data_get_string(settings, VIDEO_DEVICE_ID);
string old_id = obs_data_get_string(settings, LAST_VIDEO_DEV_ID);
bool device_list_updated = UpdateDeviceList(p, id);
if (!data->GetDevice(device, id.c_str()))
return !device_list_updated;
vector<Resolution> resolutions;
for (const VideoInfo &cap : device.caps)
AddCap(resolutions, cap);
p = obs_properties_get(props, RESOLUTION);
obs_property_list_clear(p);
for (size_t idx = resolutions.size(); idx > 0; idx--) {
const Resolution &res = resolutions[idx-1];
string strRes;
strRes += to_string(res.cx);
strRes += "x";
strRes += to_string(res.cy);
obs_property_list_add_string(p, strRes.c_str(), strRes.c_str());
}
/* only refresh properties if device legitimately changed */
if (!id.size() || !old_id.size() || id != old_id) {
p = obs_properties_get(props, RES_TYPE);
ResTypeChanged(props, p, settings);
obs_data_set_string(settings, LAST_VIDEO_DEV_ID, id.c_str());
}
return true;
}
static bool DeviceResolutionChanged(obs_properties_t props, obs_property_t p,
obs_data_t settings)
{
UNUSED_PARAMETER(p);
PropertiesData *data = (PropertiesData*)obs_properties_get_param(props);
const char *id;
VideoDevice device;
id = obs_data_get_string(settings, VIDEO_DEVICE_ID);
string res = obs_data_get_string(settings, RESOLUTION);
string last_res = obs_data_get_string(settings, LAST_RESOLUTION);
if (!data->GetDevice(device, id))
return false;
if (TryResolution(device, res))
return SetResolution(props, settings, res);
if (TryResolution(device, last_res))
return SetResolution(props, settings, last_res, true);
return false;
}
bool DShowInput::UpdateVideoConfig(obs_data_t settings)
{
string video_device_id = obs_data_get_string(settings, VIDEO_DEVICE_ID);
DeviceId id;
if (!DecodeDeviceId(id, video_device_id.c_str()))
return false;
PropertiesData data;
Device::EnumVideoDevices(data.devices);
VideoDevice dev;
if (!data.GetDevice(dev, video_device_id.c_str()))
return false;
int resType = (int)obs_data_get_int(settings, RES_TYPE);
int cx = 0, cy = 0;
long long interval = 0;
VideoFormat format = VideoFormat::Any;
if (resType == ResType_Custom) {
bool has_autosel_val;
string resolution = obs_data_get_string(settings, RESOLUTION);
if (!ResolutionValid(resolution, cx, cy))
return false;
has_autosel_val = obs_data_has_autoselect_value(settings,
FRAME_INTERVAL);
interval = has_autosel_val ?
obs_data_get_autoselect_int(settings, FRAME_INTERVAL) :
obs_data_get_int(settings, FRAME_INTERVAL);
if (interval == FPS_MATCHING)
interval = GetOBSFPS();
format = (VideoFormat)obs_data_get_int(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 false;
interval = best_interval;
blog(LOG_INFO, "%s: Using interval %lld",
obs_source_get_name(source), interval);
}
videoConfig.name = id.name.c_str();
videoConfig.path = id.path.c_str();
videoConfig.useDefaultConfig = resType == ResType_Preferred;
videoConfig.cx = cx;
videoConfig.cy = cy;
videoConfig.frameInterval = interval;
videoConfig.internalFormat = format;
deviceHasAudio = dev.audioAttached;
videoConfig.callback = std::bind(&DShowInput::OnVideoData, this,
placeholders::_1, placeholders::_2,
placeholders::_3, placeholders::_4,
placeholders::_5);
if (videoConfig.internalFormat != VideoFormat::MJPEG)
videoConfig.format = videoConfig.internalFormat;
if (!device.SetVideoConfig(&videoConfig))
return false;
if (videoConfig.internalFormat == VideoFormat::MJPEG) {
videoConfig.format = VideoFormat::XRGB;
if (!device.SetVideoConfig(&videoConfig))
return false;
}
return true;
}
static bool DeviceIntervalChanged(obs_properties_t props, obs_property_t p,
obs_data_t settings)
{
long long val = obs_data_get_int(settings, FRAME_INTERVAL);
PropertiesData *data = (PropertiesData*)obs_properties_get_param(props);
const char *id = obs_data_get_string(settings, VIDEO_DEVICE_ID);
VideoDevice device;
if (!data->GetDevice(device, id))
return UpdateFPS(val, p);
int cx = 0, cy = 0;
if (!DetermineResolution(cx, cy, settings, device)) {
UpdateVideoFormats(device, VideoFormat::Any, 0, 0, 0, props);
UpdateFPS(device, VideoFormat::Any, 0, 0, 0, props);
return true;
}
int resType = (int)obs_data_get_int(settings, RES_TYPE);
if (resType != ResType_Custom)
return true;
if (val == FPS_MATCHING)
val = GetOBSFPS();
VideoFormat format = (VideoFormat)obs_data_get_int(settings,
VIDEO_FORMAT);
bool video_format_matches = false;
long long best_interval = numeric_limits<long long>::max();
bool frameRateSupported = CapsMatch(device,
ResolutionMatcher(cx, cy),
VideoFormatMatcher(format, video_format_matches),
ClosestFrameRateSelector(val, best_interval),
FrameRateMatcher(val));
if (video_format_matches &&
!frameRateSupported &&
best_interval != val) {
long long listed_val = 0;
for (const FPSFormat &format : validFPSFormats) {
long long diff = llabs(format.interval - best_interval);
if (diff < DEVICE_INTERVAL_DIFF_LIMIT) {
listed_val = format.interval;
break;
}
}
if (listed_val != val)
obs_data_set_autoselect_int(settings, FRAME_INTERVAL,
listed_val);
} else {
obs_data_unset_autoselect_value(settings, FRAME_INTERVAL);
}
UpdateVideoFormats(device, format, cx, cy, val, props);
UpdateFPS(device, format, val, cx, cy, props);
UNUSED_PARAMETER(p);
return true;
}
bool DShowInput::UpdateVideoConfig(obs_data_t *settings)
{
string video_device_id = obs_data_get_string(settings, VIDEO_DEVICE_ID);
flip = obs_data_get_bool(settings, FLIP_IMAGE);
DeviceId id;
if (!DecodeDeviceId(id, video_device_id.c_str()))
return false;
PropertiesData data;
Device::EnumVideoDevices(data.devices);
VideoDevice dev;
if (!data.GetDevice(dev, video_device_id.c_str()))
return false;
int resType = (int)obs_data_get_int(settings, RES_TYPE);
int cx = 0, cy = 0;
long long interval = 0;
VideoFormat format = VideoFormat::Any;
if (resType == ResType_Custom) {
bool has_autosel_val;
string resolution = obs_data_get_string(settings, RESOLUTION);
if (!ResolutionValid(resolution, cx, cy))
return false;
has_autosel_val = obs_data_has_autoselect_value(settings,
FRAME_INTERVAL);
interval = has_autosel_val ?
obs_data_get_autoselect_int(settings, FRAME_INTERVAL) :
obs_data_get_int(settings, FRAME_INTERVAL);
if (interval == FPS_MATCHING)
interval = GetOBSFPS();
format = (VideoFormat)obs_data_get_int(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 false;
interval = best_interval;
}
videoConfig.name = id.name.c_str();
videoConfig.path = id.path.c_str();
videoConfig.useDefaultConfig = resType == ResType_Preferred;
videoConfig.cx = cx;
videoConfig.cy = cy;
videoConfig.frameInterval = interval;
videoConfig.internalFormat = format;
deviceHasAudio = dev.audioAttached;
videoConfig.callback = std::bind(&DShowInput::OnVideoData, this,
placeholders::_1, placeholders::_2,
placeholders::_3, placeholders::_4,
placeholders::_5);
if (videoConfig.internalFormat != VideoFormat::MJPEG)
videoConfig.format = videoConfig.internalFormat;
if (!device.SetVideoConfig(&videoConfig))
return false;
if (videoConfig.internalFormat == VideoFormat::MJPEG) {
videoConfig.format = VideoFormat::XRGB;
if (!device.SetVideoConfig(&videoConfig))
return false;
}
DStr formatName = GetVideoFormatName(videoConfig.internalFormat);
double fps = 0.0;
if (videoConfig.frameInterval)
fps = 10000000.0 / double(videoConfig.frameInterval);
BPtr<char> name_utf8;
BPtr<char> path_utf8;
os_wcs_to_utf8_ptr(videoConfig.name.c_str(), videoConfig.name.size(),
&name_utf8);
os_wcs_to_utf8_ptr(videoConfig.path.c_str(), videoConfig.path.size(),
&path_utf8);
blog(LOG_INFO, "---------------------------------");
blog(LOG_INFO, "[DShow Device: '%s'] settings updated: \n"
"\tvideo device: %s\n"
"\tvideo path: %s\n"
"\tresolution: %dx%d\n"
"\tfps: %0.2f (interval: %lld)\n"
"\tformat: %s",
obs_source_get_name(source),
(const char*)name_utf8,
(const char*)path_utf8,
videoConfig.cx, videoConfig.cy,
fps, videoConfig.frameInterval,
formatName->array);
SetupBuffering(settings);
return true;
}
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);
}
}
