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bitmapToFloat32Tensor() — pytorch Function Reference

Architecture documentation for the bitmapToFloat32Tensor() function in TensorImageUtils.java from the pytorch codebase.

Function java TorchVisionMobile ImagePreproc calls 5

Entity Profile

Dependency Diagram

graph TD
  075236f7_07e3_50da_aa45_e689eb75aec6["bitmapToFloat32Tensor()"]
  05a4bac3_dc7f_c9e5_0d8d_97a63304a618["checkNormMeanArg()"]
  075236f7_07e3_50da_aa45_e689eb75aec6 -->|calls| 05a4bac3_dc7f_c9e5_0d8d_97a63304a618
  e79553c3_aa4f_f1b9_50e7_c07930a30ab1["checkNormStdArg()"]
  075236f7_07e3_50da_aa45_e689eb75aec6 -->|calls| e79553c3_aa4f_f1b9_50e7_c07930a30ab1
  033b0d29_939c_36ed_1162_fbed5ef045ff["allocateFloatBuffer()"]
  075236f7_07e3_50da_aa45_e689eb75aec6 -->|calls| 033b0d29_939c_36ed_1162_fbed5ef045ff
  146c6cff_527c_f43e_6edc_682205be9eff["bitmapToFloatBuffer()"]
  075236f7_07e3_50da_aa45_e689eb75aec6 -->|calls| 146c6cff_527c_f43e_6edc_682205be9eff
  fff97aed_e384_1976_ed4b_d94a2ed220dd["fromBlob()"]
  075236f7_07e3_50da_aa45_e689eb75aec6 -->|calls| fff97aed_e384_1976_ed4b_d94a2ed220dd
  style 075236f7_07e3_50da_aa45_e689eb75aec6 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

android/pytorch_android_torchvision/src/main/java/org/pytorch/torchvision/TensorImageUtils.java lines 32–42

  public static Tensor bitmapToFloat32Tensor(
      final Bitmap bitmap,
      final float[] normMeanRGB,
      final float normStdRGB[],
      final MemoryFormat memoryFormat) {
    checkNormMeanArg(normMeanRGB);
    checkNormStdArg(normStdRGB);

    return bitmapToFloat32Tensor(
        bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), normMeanRGB, normStdRGB, memoryFormat);
  }

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Frequently Asked Questions

What does bitmapToFloat32Tensor() do?
bitmapToFloat32Tensor() is a function in the pytorch codebase.
What does bitmapToFloat32Tensor() call?
bitmapToFloat32Tensor() calls 5 function(s): allocateFloatBuffer, bitmapToFloatBuffer, checkNormMeanArg, checkNormStdArg, fromBlob.

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