The Tor Browser: image/build/nsImageModule.cpp@925c144e1f1f

     1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-

     2  *

     3  * This Source Code Form is subject to the terms of the Mozilla Public

     4  * License, v. 2.0. If a copy of the MPL was not distributed with this

     5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     7 #include "nsImageModule.h"

     9 #include "mozilla/ModuleUtils.h"

    10 #include "nsMimeTypes.h"

    12 #include "ImageFactory.h"

    13 #include "RasterImage.h"

    14 #include "SurfaceCache.h"

    16 #include "imgLoader.h"

    17 #include "imgRequest.h"

    18 #include "imgRequestProxy.h"

    19 #include "imgTools.h"

    20 #include "DiscardTracker.h"

    22 #include "nsICOEncoder.h"

    23 #include "nsPNGEncoder.h"

    24 #include "nsJPEGEncoder.h"

    25 #include "nsBMPEncoder.h"

    27 // objects that just require generic constructors

    28 using namespace mozilla::image;

    30 NS_GENERIC_FACTORY_CONSTRUCTOR_INIT(imgLoader, Init)

    31 NS_GENERIC_FACTORY_CONSTRUCTOR(imgRequestProxy)

    32 NS_GENERIC_FACTORY_CONSTRUCTOR(imgTools)

    33 NS_GENERIC_FACTORY_CONSTRUCTOR(nsICOEncoder)

    34 NS_GENERIC_FACTORY_CONSTRUCTOR(nsJPEGEncoder)

    35 NS_GENERIC_FACTORY_CONSTRUCTOR(nsPNGEncoder)

    36 NS_GENERIC_FACTORY_CONSTRUCTOR(nsBMPEncoder)

    37 NS_DEFINE_NAMED_CID(NS_IMGLOADER_CID);

    38 NS_DEFINE_NAMED_CID(NS_IMGREQUESTPROXY_CID);

    39 NS_DEFINE_NAMED_CID(NS_IMGTOOLS_CID);

    40 NS_DEFINE_NAMED_CID(NS_ICOENCODER_CID);

    41 NS_DEFINE_NAMED_CID(NS_JPEGENCODER_CID);

    42 NS_DEFINE_NAMED_CID(NS_PNGENCODER_CID);

    43 NS_DEFINE_NAMED_CID(NS_BMPENCODER_CID);

    45 static const mozilla::Module::CIDEntry kImageCIDs[] = {

    46   { &kNS_IMGLOADER_CID, false, nullptr, imgLoaderConstructor, },

    47   { &kNS_IMGREQUESTPROXY_CID, false, nullptr, imgRequestProxyConstructor, },

    48   { &kNS_IMGTOOLS_CID, false, nullptr, imgToolsConstructor, },

    49   { &kNS_ICOENCODER_CID, false, nullptr, nsICOEncoderConstructor, },

    50   { &kNS_JPEGENCODER_CID, false, nullptr, nsJPEGEncoderConstructor, },

    51   { &kNS_PNGENCODER_CID, false, nullptr, nsPNGEncoderConstructor, },

    52   { &kNS_BMPENCODER_CID, false, nullptr, nsBMPEncoderConstructor, },

    53   { nullptr }

    54 };

    56 static const mozilla::Module::ContractIDEntry kImageContracts[] = {

    57   { "@mozilla.org/image/cache;1", &kNS_IMGLOADER_CID },

    58   { "@mozilla.org/image/loader;1", &kNS_IMGLOADER_CID },

    59   { "@mozilla.org/image/request;1", &kNS_IMGREQUESTPROXY_CID },

    60   { "@mozilla.org/image/tools;1", &kNS_IMGTOOLS_CID },

    61   { "@mozilla.org/image/encoder;2?type=" IMAGE_ICO_MS, &kNS_ICOENCODER_CID },

    62   { "@mozilla.org/image/encoder;2?type=" IMAGE_JPEG, &kNS_JPEGENCODER_CID },

    63   { "@mozilla.org/image/encoder;2?type=" IMAGE_PNG, &kNS_PNGENCODER_CID },

    64   { "@mozilla.org/image/encoder;2?type=" IMAGE_BMP, &kNS_BMPENCODER_CID },

    65   { nullptr }

    66 };

    68 static const mozilla::Module::CategoryEntry kImageCategories[] = {

    69   { "Gecko-Content-Viewers", IMAGE_GIF, "@mozilla.org/content/document-loader-factory;1" },

    70   { "Gecko-Content-Viewers", IMAGE_JPEG, "@mozilla.org/content/document-loader-factory;1" },

    71   { "Gecko-Content-Viewers", IMAGE_PJPEG, "@mozilla.org/content/document-loader-factory;1" },

    72   { "Gecko-Content-Viewers", IMAGE_JPG, "@mozilla.org/content/document-loader-factory;1" },

    73   { "Gecko-Content-Viewers", IMAGE_ICO, "@mozilla.org/content/document-loader-factory;1" },

    74   { "Gecko-Content-Viewers", IMAGE_ICO_MS, "@mozilla.org/content/document-loader-factory;1" },

    75   { "Gecko-Content-Viewers", IMAGE_BMP, "@mozilla.org/content/document-loader-factory;1" },

    76   { "Gecko-Content-Viewers", IMAGE_BMP_MS, "@mozilla.org/content/document-loader-factory;1" },

    77   { "Gecko-Content-Viewers", IMAGE_ICON_MS, "@mozilla.org/content/document-loader-factory;1" },

    78   { "Gecko-Content-Viewers", IMAGE_PNG, "@mozilla.org/content/document-loader-factory;1" },

    79   { "Gecko-Content-Viewers", IMAGE_X_PNG, "@mozilla.org/content/document-loader-factory;1" },

    80   { "content-sniffing-services", "@mozilla.org/image/loader;1", "@mozilla.org/image/loader;1" },

    81   { nullptr }

    82 };

    84 static bool sInitialized = false;

    85 nsresult

    86 mozilla::image::InitModule()

    87 {

    88   mozilla::image::DiscardTracker::Initialize();

    89   mozilla::image::ImageFactory::Initialize();

    90   mozilla::image::RasterImage::Initialize();

    91   mozilla::image::SurfaceCache::Initialize();

    92   imgLoader::GlobalInit();

    93   sInitialized = true;

    94   return NS_OK;

    95 }

    97 void

    98 mozilla::image::ShutdownModule()

    99 {

   100   if (!sInitialized) {

   101     return;

   102   }

   103   imgLoader::Shutdown();

   104   mozilla::image::SurfaceCache::Shutdown();

   105   mozilla::image::DiscardTracker::Shutdown();

   106   sInitialized = false;

   107 }

   109 static const mozilla::Module kImageModule = {

   110   mozilla::Module::kVersion,

   111   kImageCIDs,

   112   kImageContracts,

   113   kImageCategories,

   114   nullptr,

   115   mozilla::image::InitModule,

   116   // We need to be careful about shutdown ordering to avoid intermittent crashes

   117   // when hashtable enumeration decides to destroy modules in an unfortunate

   118   // order. So our shutdown is invoked explicitly during layout module shutdown.

   119   nullptr

   120 };

   122 NSMODULE_DEFN(nsImageLib2Module) = &kImageModule;

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