IVGCVSW-3070 Add Documentation for ImageTensorGenerator & ImageCSVFileGenerator

Signed-off-by: Conor Kennedy <conor.kennedy@arm.com>
Change-Id: I071225a812e6f85b6abe83172be71913186523f4
diff --git a/tests/ImageCSVFileGenerator/README.md b/tests/ImageCSVFileGenerator/README.md
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+# The ImageCSVFileGenerator
+
+The `ImageCSVFileGenerator` is a program for creating a CSV file that contains a list of .raw tensor files. These
+.raw tensor files can be generated using the`ImageTensorGenerator`.
+
+|Cmd:|||
+| ---|---|---|
+| -h | --help    | Display help messages |
+| -i | --indir   | Directory that .raw files are stored in |
+| -o | --outfile | Output CSV file path |
+
+Example usage: <br>
+<code>./ImageCSVFileGenerator -i /path/to/directory/ -o /output/path/csvfile.csv</code>
diff --git a/tests/ImageTensorGenerator/README.md b/tests/ImageTensorGenerator/README.md
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+# The ImageTensorGenerator
+
+The `ImageTensorGenerator` is a program for generating a .raw tensor file from a .jpg image.
+
+|Cmd:|||
+| ---|---|---|
+| -h | --help    | Display help messages |
+| -i | --infile  | Input image file to generate tensor from |
+| -l | --layout  | Output data layout, "NHWC" or "NCHW". Default value: NHWC |
+| -o | --outfile | Output raw tensor file path |
+
+Example usage: <br>
+<code>./ImageTensorGenerator -i /path/to/image/dog.jpg -l NHWC -o /output/path/dog.raw</code>