47 lines
1.4 KiB
Nix
47 lines
1.4 KiB
Nix
{ stdenv, fetchurl, autoconf, automake, libtool, leptonica, libpng, libtiff }:
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let
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f = lang : sha256 : let
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src = fetchurl {
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url = "http://tesseract-ocr.googlecode.com/files/${lang}.traineddata.gz";
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inherit sha256;
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};
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in
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"gunzip -c ${src} > $out/share/tessdata/${lang}.traineddata";
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extraLanguages = ''
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${f "cat" "1qndk8qygw9bq7nzn7kzgxkm3jhlq7jgvdqpj5id4rrcaavjvifw"}
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${f "rus" "0yjzks189bgcmi2vr4v0l0fla11qdrw3cb1nvpxl9mdis8qr9vcc"}
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${f "spa" "1q1hw3qi95q5ww3l02fbhjqacxm34cp65fkbx10wjdcg0s5p9q2x"}
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${f "nld" "0cbqfhl2rwb1mg4y1140nw2vhhcilc0nk7bfbnxw6bzj1y5n49i8"}
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'';
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in
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stdenv.mkDerivation {
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name = "tesseract-3.0.1";
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src = fetchurl {
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url = http://tesseract-ocr.googlecode.com/files/tesseract-3.01.tar.gz;
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sha256 = "c24b0bd278291bc93ab242f93841c1d8743689c943bd804afbc5b898dc0a1c9b";
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};
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buildInputs = [ autoconf automake libtool leptonica libpng libtiff ];
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preConfigure = ''
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./autogen.sh
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substituteInPlace "configure" \
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--replace 'LIBLEPT_HEADERSDIR="/usr/local/include /usr/include"' \
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'LIBLEPT_HEADERSDIR=${leptonica}/include'
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'';
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postInstall = extraLanguages;
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meta = {
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description = "OCR engine";
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homepage = http://code.google.com/p/tesseract-ocr/;
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license = "Apache2.0";
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maintainers = with stdenv.lib.maintainers; [viric];
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platforms = with stdenv.lib.platforms; linux;
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};
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}
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