/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
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#include <comphelper/graphicmimetype.hxx>
#include <comphelper/mediamimetype.hxx>
#include <map>
#include <set>
#include <com/sun/star/beans/PropertyValue.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/graphic/GraphicProvider.hpp>
#include <com/sun/star/graphic/XGraphicProvider.hpp>
#include <com/sun/star/io/XInputStream.hpp>
#include <com/sun/star/uno/Reference.hxx>
#include <comphelper/processfactory.hxx>
#include <comphelper/propertyvalue.hxx>
using namespace css;
using namespace css::beans;
using namespace css::graphic;
using namespace css::io;
using namespace css::uno;
namespace comphelper
{
OUString GraphicMimeTypeHelper::GetMimeTypeForExtension(std::string_view rExt)
{
struct XMLGraphicMimeTypeMapper
{
const char* pExt;
const char* pMimeType;
};
static const XMLGraphicMimeTypeMapper aMapper[]
= { { "gif", "image/gif" }, { "png", "image/png" }, { "jpg", "image/jpeg" },
{ "tif", "image/tiff" }, { "svg", "image/svg+xml" }, { "pdf", "application/pdf" },
{ "wmf", "image/x-wmf" }, { "emf", "image/x-emf" }, { "eps", "image/x-eps" },
{ "bmp", "image/bmp" }, { "pct", "image/x-pict" }, { "svm", "image/x-svm" } };
OUString aMimeType;
size_t const nCount = std::size(aMapper);
for (size_t i = 0; (i < nCount) && aMimeType.isEmpty(); ++i)
{
if (rExt == aMapper[i].pExt)
aMimeType = OUString(aMapper[i].pMimeType, strlen(aMapper[i].pMimeType),
RTL_TEXTENCODING_ASCII_US);
}
return aMimeType;
}
OUString GraphicMimeTypeHelper::GetMimeTypeForXGraphic(const Reference<XGraphic>& xGraphic)
{
OUString aSourceMimeType;
Reference<XPropertySet> const xGraphicPropertySet(xGraphic, UNO_QUERY);
if (xGraphicPropertySet.is() && // it's null if it's an external link
(xGraphicPropertySet->getPropertyValue(u"MimeType"_ustr) >>= aSourceMimeType))
{
return aSourceMimeType;
}
return u""_ustr;
}
OUString
GraphicMimeTypeHelper::GetMimeTypeForImageStream(const Reference<XInputStream>& xInputStream)
{
// Create the graphic to retrieve the mimetype from it
Reference<XGraphicProvider> xProvider
= css::graphic::GraphicProvider::create(comphelper::getProcessComponentContext());
Sequence<PropertyValue> aMediaProperties{ comphelper::makePropertyValue(u"InputStream"_ustr,
xInputStream) };
Reference<XGraphic> xGraphic(xProvider->queryGraphic(aMediaProperties));
return GetMimeTypeForXGraphic(xGraphic);
}
OUString GraphicMimeTypeHelper::GetMimeTypeForConvertDataFormat(ConvertDataFormat convertDataFormat)
{
switch (convertDataFormat)
{
case ConvertDataFormat::BMP:
return u"image/bmp"_ustr;
case ConvertDataFormat::GIF:
return u"image/gif"_ustr;
case ConvertDataFormat::JPG:
return u"image/jpeg"_ustr;
case ConvertDataFormat::PCT:
return u"image/x-pict"_ustr;
case ConvertDataFormat::PNG:
return u"image/png"_ustr;
case ConvertDataFormat::SVM:
return u"image/x-svm"_ustr;
case ConvertDataFormat::TIF:
return u"image/tiff"_ustr;
case ConvertDataFormat::WMF:
return u"image/x-wmf"_ustr;
case ConvertDataFormat::EMF:
return u"image/x-emf"_ustr;
case ConvertDataFormat::SVG:
return u"image/svg+xml"_ustr;
case ConvertDataFormat::MET: // What is this?
case ConvertDataFormat::Unknown:
default:
return u""_ustr;
}
}
char const* GraphicMimeTypeHelper::GetExtensionForConvertDataFormat(ConvertDataFormat nFormat)
{
char const* pExt = nullptr;
// create extension
if (nFormat != ConvertDataFormat::Unknown)
{
switch (nFormat)
{
case ConvertDataFormat::BMP:
pExt = ".bmp";
break;
case ConvertDataFormat::GIF:
pExt = ".gif";
break;
case ConvertDataFormat::JPG:
pExt = ".jpg";
break;
case ConvertDataFormat::MET:
pExt = ".met";
break;
case ConvertDataFormat::PCT:
pExt = ".pct";
break;
case ConvertDataFormat::PNG:
pExt = ".png";
break;
case ConvertDataFormat::SVM:
pExt = ".svm";
break;
case ConvertDataFormat::TIF:
pExt = ".tif";
break;
case ConvertDataFormat::WMF:
pExt = ".wmf";
break;
case ConvertDataFormat::EMF:
pExt = ".emf";
break;
default:
pExt = ".grf";
break;
}
}
return pExt;
}
static auto GetMediaMimes() -> std::map<OString, OString> const&
{
static std::map<OString, OString> const mimes = {
{ "mp4", "video/mp4" },
{ "ts", "video/MP2T" },
{ "mpeg", "video/mpeg" },
{ "mpg", "video/mpeg" },
{ "mkv", "video/x-matroska" },
{ "webm", "video/webm" },
{ "ogv", "video/ogg" },
{ "mov", "video/quicktime" },
{ "wmv", "video/x-ms-wmv" },
{ "avi", "video/x-msvideo" },
{ "m4a", "audio/mp4" },
{ "aac", "audio/aac" },
{ "mp3", "audio/mpeg" }, // https://bugs.chromium.org/p/chromium/issues/detail?id=227004
{ "ogg", "audio/ogg" },
{ "oga", "audio/ogg" },
{ "opus", "audio/ogg" },
{ "flac", "audio/flac" }, // missing at IANA?
// note there is RFC 2631 but i got the impression that vnd.wave
// requires specifying the codec in the container; also this page
// says "Historic" whatever that means:
// https://www.iana.org/assignments/wave-avi-codec-registry/wave-avi-codec-registry.xhtml
{ "wav", "audio/x-wav" },
};
return mimes;
}
auto IsMediaMimeType(::std::string_view const rMimeType) -> bool
{
return IsMediaMimeType(OStringToOUString(rMimeType, RTL_TEXTENCODING_UTF8));
}
auto IsMediaMimeType(OUString const& rMimeType) -> bool
{
static std::set<OUString> mimes;
if (mimes.empty())
{
auto const& rMap(GetMediaMimes());
for (auto const& it : rMap)
{
mimes.insert(OStringToOUString(it.second, RTL_TEXTENCODING_UTF8));
}
}
return rMimeType == AVMEDIA_MIMETYPE_COMMON || mimes.find(rMimeType) != mimes.end();
}
auto GuessMediaMimeType(::std::u16string_view rFileName) -> OUString
{
if (auto const i = rFileName.rfind('.'); i != ::std::string_view::npos)
{
OString const ext(OUStringToOString(rFileName.substr(i + 1), RTL_TEXTENCODING_UTF8));
auto const& rMap(GetMediaMimes());
auto const it(rMap.find(ext));
if (it != rMap.end())
{
return OStringToOUString(it->second, RTL_TEXTENCODING_ASCII_US);
}
}
return OUString();
}
} // namespace comphelper
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
↑ V1019 Compound assignment expression is used inside condition.