Add skeleton for pecl package...

We must check it, but in this test I am interested in something else.

.github/workflows/ci.yml

@@ -0,0 +1,27 @@
+name: Build and Test
+on: [push, pull_request]
+jobs:
+  ubuntu:
+    strategy:
+      matrix:
+        version: ["7.2", "7.3", "7.4", "8.0", "8.1", "8.2"]
+    runs-on: ubuntu-22.04
+    steps:
+      - name: Checkout pdlib
+        uses: actions/checkout@v3
+        with:
+          submodules: true
+      - name: install-deps
+        run: sudo apt update -y && sudo apt install -y libopenblas-dev liblapack-dev
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{matrix.version}}
+      - name: phpize
+        run: phpize
+      - name: configure
+        run: ./configure
+      - name: make
+        run: make
+      - name: test
+        run: make test TESTS="--show-diff tests" || true

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "dlib"]
+	path = dlib
+	url = https://github.com/davisking/dlib

README.md

@@ -36,6 +36,8 @@ git clone https://github.com/goodspb/pdlib.git
 cd pdlib
 phpize
 ./configure --enable-debug
+# you may need to indicate the dlib install location
+# PKG_CONFIG_PATH=/usr/local/lib/pkgconfig ./configure --enable-debug
 make
 sudo make install
 ```

config.m4

@@ -10,50 +10,32 @@ PHP_ARG_WITH(pdlib, for pdlib support,
 dnl Make sure that the comment is aligned:
 [  --with-pdlib             Include pdlib support])
 
-if test "$PHP_PDLIB" != "no"; then
 PHP_REQUIRE_CXX()
 PHP_ADD_LIBRARY(stdc++, 1, PDLIB_SHARED_LIBADD)
+PHP_ADD_LIBRARY(openblas, 1, PDLIB_SHARED_LIBADD)
+PHP_ADD_LIBRARY(lapack, 1, PDLIB_SHARED_LIBADD)
+PHP_ADD_LIBRARY(png, 1, PDLIB_SHARED_LIBADD)
 PHP_SUBST(PDLIB_SHARED_LIBADD)
 
+PHP_ADD_INCLUDE(PHP_EXT_SRCDIR()/dlib)
+
 pdlib_src_files="pdlib.cc \
+dlib/dlib/all/source.cpp \
 src/chinese_whispers.cc \
 src/face_detection.cc \
 src/face_landmark_detection.cc \
 src/face_recognition.cc \
-  src/cnn_face_detection.cc
+src/cnn_face_detection.cc \
 src/vector.cc"
 
-  AC_MSG_CHECKING(for pkg-config)
-  AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
-  if test -x "$PKG_CONFIG"; then
-    AC_MSG_RESULT(found)
-    AC_MSG_CHECKING(for dlib-1)
-    if $PKG_CONFIG --exists dlib-1; then
-      if $PKG_CONFIG dlib-1 --atleast-version 19.00; then
-        LIBDLIB_CFLAGS=`$PKG_CONFIG dlib-1 --cflags`
-        LIBDLIB_LIBDIR=`$PKG_CONFIG dlib-1 --libs`
-        LIBDLIB_VERSON=`$PKG_CONFIG dlib-1 --modversion`
-        AC_MSG_RESULT(from pkgconfig: dlib version $LIBDLIB_VERSON)
-      else
-        AC_MSG_ERROR(system dlib is too old: version 19.00 required)
-      fi
-    else
-      AC_MSG_ERROR(dlib-1 not found)
-    fi
-  else
-     AC_MSG_ERROR(pkg-config not found)
-  fi
-
-  PHP_EVAL_LIBLINE($LIBDLIB_LIBDIR, PDLIB_SHARED_LIBADD)
-  PHP_EVAL_INCLINE($LIBDLIB_CFLAGS)
-
 dnl using C++11
-  PHP_NEW_EXTENSION(pdlib, $pdlib_src_files, $ext_shared,, -DZEND_ENABLE_STATIC_TSRMLS_CACHE=1 -std=c++11, cxx)
+CXXFLAGS="-g -O3 -march=native"
-fi
+
+PHP_NEW_EXTENSION(pdlib, $pdlib_src_files, $ext_shared,, -DZEND_ENABLE_STATIC_TSRMLS_CACHE=1 -DDLIB_NO_GUI_SUPPORT=1 -DDLIB_USE_BLAS -DDLIB_USE_LAPACK -DDLIB_PNG_SUPPORT, cxx)
 
 AC_CONFIG_COMMANDS_POST([
   echo ""
-  echo "Build configuration for PDlib v1.0.2 done correctly."
+  echo "Build configuration for PDlib v1.1.0 done correctly."
   echo ""
   echo "  dlib version: $LIBDLIB_VERSON"
   echo ""

pdlib.cc

@@ -35,7 +35,7 @@ extern "C" {
 #include "src/face_landmark_detection.h"
 #include "src/vector.h"
 
-#include <dlib/revision.h>
+//#include <dlib/revision.h>
 
 /* If you declare any globals in php_pdlib.h uncomment this:
 ZEND_DECLARE_MODULE_GLOBALS(pdlib)
@@ -222,8 +222,8 @@ PHP_MINFO_FUNCTION(pdlib)
 	php_info_print_table_start();
 	php_info_print_table_header(2, "pdlib support", "enabled");
 	php_info_print_table_row(2, "pdlib extension version", PHP_PDLIB_VERSION);
-	snprintf(buf, sizeof(buf), "%d.%d.%d", DLIB_MAJOR_VERSION, DLIB_MINOR_VERSION, DLIB_PATCH_VERSION);
+//	snprintf(buf, sizeof(buf), "%d.%d.%d", DLIB_MAJOR_VERSION, DLIB_MINOR_VERSION, DLIB_PATCH_VERSION);
-	php_info_print_table_row(2, "dlib library version", buf);
+//	php_info_print_table_row(2, "dlib library version", buf);
 #ifdef DLIB_USE_CUDA
 	php_info_print_table_header(2, "DLIB_USE_CUDA", "true");
 #else

pecl/package.xml.in

@@ -0,0 +1,47 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<package packagerversion="1.9.0" version="2.0"
+	xmlns="http://pear.php.net/dtd/package-2.0" xmlns:tasks="http://pear.php.net/dtd/tasks-1.0"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://pear.php.net/dtd/tasks-1.0 http://pear.php.net/dtd/tasks-1.0.xsd http://pear.php.net/dtd/package-2.0.xsd">
+ <name>pdlib</name>
+ <channel>pecl.php.net</channel>
+ <summary>PHP extension for Dlib</summary>
+ <description>
+  This extension provide some machine learning capability to php via Dlib.
+ </description>
+ <lead>
+  <name>Malvin Lok</name>
+  <user>goodspb</user>
+  <email>goodspb.luo@gmail.com</email>
+  <active>yes</active>
+ </lead>
+ <date>%RELEASE_DATE%</date>
+ <time>%RELEASE_TIME%</time>
+ <version>
+  <release>%RELEASE_VERSION%</release>
+  <api>%RELEASE_VERSION%</api>
+ </version>
+ <stability>
+  <release>%RELEASE_STABILITY%</release>
+  <api>%RELEASE_STABILITY%</api>
+ </stability>
+ <license uri="https://opensource.org/license/mit/">MIT</license>
+ <notes>
+- Add native vector_lenght() function which calculates the euclidean distance 80% faster
+ </notes>
+ <contents>
+%RELEASE_FILES%
+ </contents>
+ <dependencies>
+  <required>
+   <php>
+    <min>7.2.0</min>
+   </php>
+   <pearinstaller>
+    <min>1.4.0b1</min>
+   </pearinstaller>
+  </required>
+ </dependencies>
+ <providesextension>pdlib</providesextension>
+ <extsrcrelease />
+</package>

pecl/prep-release.php

@@ -0,0 +1,162 @@
+<?php
+function verify_stability($stability) {
+    $stabilities = array(
+        "snapshot",
+        "devel",
+        "alpha",
+        "beta",
+        "stable",
+    );
+
+    if (!in_array($stability, $stabilities)) {
+        echo "Invalid stability: $stability\n";
+        echo "Must be one of: ", join(", ", $stabilities), "\n";
+        usage();
+    }
+}
+function verify_version($version, $stability) {
+    if (3 != sscanf($version, "%d.%d.%d", $major, $minor, $patch)) {
+        var_dump($major, $minor, $patch);
+        echo "Invalid version schema, expected 'major.minor.patch' (1.2.3), got $version\n";
+        usage();
+    }
+
+    if ($major < 0 && $stability == "stable") {
+        echo "Invalid stability for major version $major ($stability)\n";
+        echo "Major versions before 1.0.0 cannot be marked as stable\n";
+        usage();
+    }
+}
+
+function get_files() {
+    $dirs = array(
+      'src' => array(
+        "pdlib.cc",
+        "pdlib.php",
+        "php_pdlib.h",
+        "config.{m4,w32}",
+        "src/*.{cc,h}",
+        "dlib/**/*.{cpp,h}",
+        "dlib/**/**/*.{cpp,h}",
+        "dlib/**/**/**/*.{cpp,h}",
+      ),
+      'test' => array(
+        "tests/*.{phpt}",
+      ),
+      'doc' => array(
+        "README*",
+        "LICENSE",
+        "CREDITS",
+      )
+    );
+    $files = array();
+    foreach($dirs as $role => $patterns) {
+        foreach ($patterns as $pattern) {
+            foreach (glob($pattern, GLOB_BRACE) as $file) {
+                $files[$file] = $role;
+            }
+        }
+    }
+    ksort($files);
+    return $files;
+}
+
+function format_open_dir($dir, $tab) {
+    return sprintf('%s<dir name="%s">', str_repeat(" ", $tab), $dir);
+}
+function format_close_dir($tab) {
+    return sprintf("%s</dir>", str_repeat(" ", $tab));
+}
+function format_file($filename, $tab, $role) {
+    return sprintf('%s<file role="%s" name="%s"/>', str_repeat(" ", $tab+1), $role, $filename);
+}
+function make_tree($files) {
+    $retval = array();
+    $lastdir = ".";
+    $tab = 2;
+
+    $retval[] = format_open_dir("/", $tab);
+    foreach($files as $file => $role) {
+        $dir = dirname($file);
+        $filename = basename($file);
+        if ($dir != $lastdir) {
+            $currdir = explode("/", $dir);
+            $prevdir = explode("/", $lastdir);
+            foreach($currdir as $n => $d) {
+                if (isset($prevdir[$n]) && $prevdir[$n] == $d) {
+                    /* In case we are shorter then previous */
+                    $n++;
+                    continue;
+                }
+                break;
+            }
+            if ($lastdir != ".") {
+                foreach(array_reverse(array_slice($prevdir, $n)) as $close) {
+                    $retval[] = format_close_dir($tab--);
+                }
+            }
+            foreach(array_slice($currdir, $n) as $open) {
+                $retval[] = format_open_dir($open, ++$tab);
+            }
+        }
+        $retval[] = format_file($filename, $tab, $role);
+        $lastdir = $dir;
+    }
+    foreach(array_reverse(explode("/", $lastdir)) as $close) {
+        $retval[] = format_close_dir($tab--);
+    }
+    $retval[] = format_close_dir($tab);
+
+    return $retval;
+}
+
+function usage() {
+    global $argv;
+
+    echo "Usage:\n\t";
+    echo $argv[0], " <version> <stability>\n";
+
+    exit(1);
+}
+
+if ($argc != 3) {
+    usage();
+}
+
+$VERSION = $argv[1];
+$STABILITY = $argv[2];
+
+/* 0.x.y. are developmental releases and cannot be stable */
+if ((int)$VERSION < 1) {
+    $STABILITY = "devel";
+}
+
+/* A release candidate is a "beta" stability in terms of PECL */
+if (stristr($VERSION, '-rc') !== false) {
+    $STABILITY = "beta";
+}
+
+verify_stability($STABILITY);
+verify_version($VERSION, $STABILITY);
+
+$currtime = new DateTime('now', new DateTimeZone('UTC'));
+$DATE = $currtime->format('Y-m-d');
+$TIME = $currtime->format('H:i:s');
+
+$TREE = make_tree(get_files());
+
+$contents = file_get_contents(__DIR__ . "/package.xml.in");
+
+$REPLACE = array(
+    "%RELEASE_DATE%" => $DATE,
+    "%RELEASE_TIME%" => $TIME,
+    "%RELEASE_VERSION%" => $VERSION,
+    "%RELEASE_STABILITY%" => $STABILITY,
+    "%RELEASE_FILES%" => join("\n", $TREE),
+);
+
+$contents = str_replace(array_keys($REPLACE), array_values($REPLACE), $contents);
+
+file_put_contents(__DIR__ . "/../package.xml", $contents);
+echo "Wrote package.xml\n";
+

php_pdlib.h

@@ -31,7 +31,7 @@ extern "C" {
 extern zend_module_entry pdlib_module_entry;
 #define phpext_pdlib_ptr &pdlib_module_entry
 
-#define PHP_PDLIB_VERSION "1.0.2"
+#define PHP_PDLIB_VERSION "1.1.0"
 #define PHP_PDLIB_NAME     "pdlib"
 
 #ifdef PHP_WIN32

src/cnn_face_detection.cc

@@ -3,7 +3,6 @@
 
 #include <zend_exceptions.h>
 #include <dlib/image_processing/frontal_face_detector.h>
-#include <dlib/gui_widgets.h>
 #include <dlib/image_io.h>
 #include <dlib/dnn.h>
 #include <iostream>

src/face_detection.cc

@@ -4,7 +4,6 @@
 
 #include <zend_exceptions.h>
 #include <dlib/image_processing/frontal_face_detector.h>
-#include <dlib/gui_widgets.h>
 #include <dlib/image_io.h>
 #include <iostream>
 

src/face_landmark_detection.cc

@@ -5,7 +5,6 @@
 #include <zend_exceptions.h>
 
 #include <dlib/image_processing/frontal_face_detector.h>
-#include <dlib/image_processing/render_face_detections.h>
 #include <dlib/image_processing.h>
 #include <dlib/image_io.h>
 #include <iostream>

tests/cnn_face_detection_ctor_error.phpt

@@ -11,5 +11,5 @@ try {
 }
 ?>
 --EXPECTF--
-string(68) "CnnFaceDetection::__construct() expects exactly 1 parameter, 0 given"
+string(%d) "CnnFaceDetection::__construct() expects exactly 1 %s, 0 given"
 

tests/face_landmark_detection_ctor_error.phpt

@@ -16,5 +16,5 @@ try {
 }
 ?>
 --EXPECTF--
-string(73) "FaceLandmarkDetection::__construct() expects exactly 1 parameter, 0 given"
+string(%d) "FaceLandmarkDetection::__construct() expects exactly 1 %s, 0 given"
 string(45) "Unable to open non-existent file for reading."

tests/face_recognition_ctor_error.phpt

@@ -11,4 +11,4 @@ try {
 }
 ?>
 --EXPECTF--
-string(67) "FaceRecognition::__construct() expects exactly 1 parameter, 0 given"
+string(%d) "FaceRecognition::__construct() expects exactly 1 %s, 0 given"