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Add an argument to packet_creator.create_matrix to allow the input matrix to be transposed first.

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PiperOrigin-RevId: 486258078
This commit is contained in:
Jiuqiang Tang 2022-11-04 16:37:14 -07:00 committed by Copybara-Service
parent c10ebe8476
commit 35f635d8ff
1 changed files with 7 additions and 1 deletions
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8
mediapipe/python/pybind/packet_creator.cc
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@ -602,8 +602,11 @@ void PublicPacketCreators(pybind11::module* m) {
// TODO: Should take "const Eigen::Ref<const Eigen::MatrixXf>&"
// as the input argument. Investigate why bazel non-optimized mode
// triggers a memory allocation bug in Eigen::internal::aligned_free().
[](const Eigen::MatrixXf& matrix) {
[](const Eigen::MatrixXf& matrix, bool transpose) {
// MakePacket copies the data.
if (transpose) {
return MakePacket<Matrix>(matrix.transpose());
}
return MakePacket<Matrix>(matrix);
},
R"doc(Create a MediaPipe Matrix Packet from a 2d numpy float ndarray.
@ -613,6 +616,8 @@ void PublicPacketCreators(pybind11::module* m) {
Args:
matrix: A 2d numpy float ndarray.
transpose: A boolean to indicate if the input matrix needs to be transposed.
Default to False.
Returns:
A MediaPipe Matrix Packet.
@ -625,6 +630,7 @@ void PublicPacketCreators(pybind11::module* m) {
np.array([[.1, .2, .3], [.4, .5, .6]])
matrix = mp.packet_getter.get_matrix(packet)
)doc",
py::arg("matrix"), py::arg("transpose") = false,
py::return_value_policy::move);
} // NOLINT(readability/fn_size)