/**
* @brief Reads an fsb file and returns a clip constructed from the the content of the fsb file.
* @param[in] data The binary data from the fsb file.
* @return A clip with the track data imported from the fsb file, null if there was some error during loading.
*/
public static Clip Read(byte[] data) {
DataParser parser = new DataParser();
parser.ExtractData(data, false, 0.0);
if (parser.Valid()) {
Rig rig = new Rig();
// add hardcoded bone names of fsb file
rig.AddBone("Neck");
rig.AddBone("EyeLeft");
rig.AddBone("EyeRight");
for (int i = 0; i < parser.fsBlendShapeNames.Length; i++) {
rig.AddShape(parser.fsBlendShapeNames[i]);
}
Clip clip = new Clip(rig);
while (parser.CountAvailableTracks() > 0) {
TrackData track_data = parser.Dequeue();
if (!track_data.TrackSuccess) {
// do not save the state if the tracking data is not valid
Debug.LogWarning("this frame doesn't contain valid tracking data");
continue;
}
RigState state = clip.NewState(track_data.TimeStamp);
state.SetTrackingSuccessful(track_data.TrackSuccess);
if (rig.NumShapes() != track_data.n_coefficients()) {
Debug.LogError("num blendshapes do not agree in file with " + rig.NumShapes() +
" in rig and " + track_data.n_coefficients() + " in state");
return null;
}
// Assume the head translation to be joint 0 (Neck)
state.SetBoneTranslation(0, track_data.HeadTranslation());
// bone indices same as the order when added to the rig
state.SetBoneRotation(0, track_data.HeadRotation());
state.SetBoneRotation(1, track_data.LeftEyeRotation());
state.SetBoneRotation(2, track_data.RightEyeRotation());
for (int i = 0; i < track_data.n_coefficients(); i++) {
state.SetBlendshapeCoefficient(i, track_data.Coefficient[i]);
}
}
return clip;
} else {
Debug.LogError("cannot parse fsb file");
}
return null;
}
/**
* @brief Reads an fsb file and returns a clip constructed from the the content of the fsb file.
* @param[in] filename The filename of the fsb file.
* @return A clip with the track data imported from the fsb file, null if there was some error during loading.
*/
public static Clip read(string filename)
{
if (!File.Exists(filename))
{
return(null);
}
FileStream fileReader = File.OpenRead(filename);
int size = (int)fileReader.Length;
byte [] data = new byte[size];
int size_read = fileReader.Read(data, 0, size);
if (size != size_read)
{
Debug.LogError("Reading file unsuccessful: read " + size_read + " bytes instead of " + size + " bytes");
return(null);
}
DataParser parser = new DataParser();
parser.ExtractData(data);
if (parser.Valid())
{
Rig rig = new Rig();
// add hardcoded bone names of fsb file
rig.add_bone("Neck");
rig.add_bone("EyeLeft");
rig.add_bone("EyeRight");
for (int i = 0; i < parser.fsBlendShapeNames.Length; i++)
{
rig.add_shape(parser.fsBlendShapeNames[i]);
}
Clip clip = new Clip(rig);
while (parser.CountAvailableTracks() > 0)
{
TrackData track_data = parser.Dequeue();
if (!track_data.TrackSuccess)
{
// do not save the state if the tracking data is not valid
Debug.LogWarning("this frame doesn't contain valid tracking data");
continue;
}
RigState state = clip.new_state(track_data.TimeStamp);
if (rig.num_shapes() != track_data.n_coefficients())
{
Debug.LogError("num blendshapes do not agree in file with " + rig.num_shapes() +
" in rig and " + track_data.n_coefficients() + " in state");
return(null);
}
// Assume the head translation to be joint 0 (Neck)
state.set_bone_translation(0, track_data.HeadTranslation());
// bone indices same as the order when added to the rig
state.set_bone_rotation(0, track_data.HeadRotation());
state.set_bone_rotation(1, track_data.LeftEyeRotation());
state.set_bone_rotation(2, track_data.RightEyeRotation());
for (int i = 0; i < track_data.n_coefficients(); i++)
{
state.set_blendshape_coefficient(i, track_data.Coefficient[i]);
}
}
return(clip);
}
else
{
Debug.LogError("cannot parse fsb file");
}
return(null);
}
/**
* @brief Reads an fsb file and returns a clip constructed from the the content of the fsb file.
* @param[in] data The binary data from the fsb file.
* @return A clip with the track data imported from the fsb file, null if there was some error during loading.
*/
public static Clip Read(byte[] data)
{
DataParser parser = new DataParser();
parser.ExtractData(data, false, 0.0);
if (parser.Valid())
{
Rig rig = new Rig();
// add hardcoded bone names of fsb file
rig.AddBone("Neck");
rig.AddBone("EyeLeft");
rig.AddBone("EyeRight");
for (int i = 0; i < parser.fsBlendShapeNames.Length; i++)
{
rig.AddShape(parser.fsBlendShapeNames[i]);
}
Clip clip = new Clip(rig);
while (parser.CountAvailableTracks() > 0)
{
TrackData track_data = parser.Dequeue();
if (!track_data.TrackSuccess)
{
// do not save the state if the tracking data is not valid
Debug.LogWarning("this frame doesn't contain valid tracking data");
continue;
}
RigState state = clip.NewState(track_data.TimeStamp);
state.SetTrackingSuccessful(track_data.TrackSuccess);
if (rig.NumShapes() != track_data.n_coefficients())
{
Debug.LogError("num blendshapes do not agree in file with " + rig.NumShapes() +
" in rig and " + track_data.n_coefficients() + " in state");
return(null);
}
// Assume the head translation to be joint 0 (Neck)
state.SetBoneTranslation(0, track_data.HeadTranslation());
// bone indices same as the order when added to the rig
state.SetBoneRotation(0, track_data.HeadRotation());
state.SetBoneRotation(1, track_data.LeftEyeRotation());
state.SetBoneRotation(2, track_data.RightEyeRotation());
for (int i = 0; i < track_data.n_coefficients(); i++)
{
state.SetBlendshapeCoefficient(i, track_data.Coefficient[i]);
}
}
return(clip);
}
else
{
Debug.LogError("cannot parse fsb file");
}
return(null);
}
// Callback when new data arrives from faceshift studio
public void OnNewData(byte[] data)
{
m_mutex.WaitOne();
m_data_parser.ExtractData(data);
m_mutex.ReleaseMutex();
}