forked from mirrors/nixpkgs
64 lines
2.2 KiB
Nix
64 lines
2.2 KiB
Nix
{ stdenv, fetchhg, fetchurl, pythonPackages, curl }:
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let
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getmodel = name: sha256: {
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src = fetchurl {
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url = "http://iupr1.cs.uni-kl.de/~tmb/ocropus-models/${name}";
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inherit sha256;
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};
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inherit name;
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};
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models = [
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(getmodel "en-default.pyrnn.gz"
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"1xyi3k3p81mfw0491gb1haisazfyi2i18f1wjs1m34ak39qfqjdp")
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(getmodel "en-uw3-linerel-2.cmodel.gz"
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"0zdw0db2znxxd4h7aa09506nkbxd1cfqacxzyzlx42bjn951wcpw")
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(getmodel "en-mixed-3.ngraphs.gz"
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"1fqw7pxmjwapirp9xv3b0gn9pk53q4740qn5dw4wxfxk9dpp9lr4")
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(getmodel "en-space.model.gz"
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"0w5hnjm6rz5iiw1p2yixj147ifq11s9jfzrxk4v4xxmcyn365096")
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(getmodel "en-mixed.lineest.gz"
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"0skrziksn3zb3g8588y7jd10pnl2pzrby0119ac0awapzzg9vkvw")
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(getmodel "uw3unlv.pyrnn.gz"
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"0g08q9cjxxx3mg1jn4654nalxr56y2jq1h33pwxrj5lrckr7grb9")
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(getmodel "en-uw3unlv-perchar.cmodel.gz"
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"1izvm0wkb2vh58hjp59fw97drv17zdzrw6mz3aanrg5ax6fnfadk")
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(getmodel "gradient.lineest.gz"
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"1bw9hj9byjxi31rjh2xiysnx8c72jz0npxa54xgjwsqg7ihl8jzw")
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(getmodel "en-mixed-round1.lineest.gz"
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"1fjkygyrg4ng7kx4iqa4yhgvmw1zq72p3q5p0hcb2xxhqc04vx7c")
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(getmodel "frakant.pyrnn.gz"
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"0i1k95f2a8qlc6m7qq11pmjfcimyrjsfjvv20nrs2ygp9pwskmxp")
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(getmodel "fraktur.pyrnn.gz"
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"1wlwvxn91ilgmlri1hj81arl3mbzxc24ycdnkf5icq4hdi4c6y8b")
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];
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in
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pythonPackages.buildPythonPackage rec {
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name = "ocropus-${version}";
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version = "20130905";
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src = fetchhg {
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url = "https://code.google.com/p/ocropus.ocropy";
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tag = "a6e0fbd820ce";
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sha256 = "1s0v0gd6psfjp6lghwl2dj49h18mgf2n2z8hqzw8430nzhglnlvr";
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};
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buildInputs = with pythonPackages; [ curl numpy scipy pillow matplotlib ];
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enableParallelBuilding = true;
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preConfigure = with stdenv.lib; ''
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${concatStrings (map (x: "ln -s ${x.src} models/${x.name};") models)}
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${pythonPackages.python}/bin/${pythonPackages.python.executable} setup.py download_models
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'';
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meta = with stdenv.lib; {
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description = "Open source document analysis and OCR system";
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license = licenses.asl20;
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homepage = https://code.google.com/p/ocropus/;
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maintainers = with maintainers; [ iElectric viric ];
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platforms = platforms.linux;
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};
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}
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