gecko-dev/image/DecoderFactory.cpp

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "DecoderFactory.h"
#include "nsMimeTypes.h"
Bug 1207245 - part 6 - rename nsRefPtr<T> to RefPtr<T>; r=ehsan; a=Tomcat The bulk of this commit was generated with a script, executed at the top level of a typical source code checkout. The only non-machine-generated part was modifying MFBT's moz.build to reflect the new naming. CLOSED TREE makes big refactorings like this a piece of cake. # The main substitution. find . -name '*.cpp' -o -name '*.cc' -o -name '*.h' -o -name '*.mm' -o -name '*.idl'| \ xargs perl -p -i -e ' s/nsRefPtr\.h/RefPtr\.h/g; # handle includes s/nsRefPtr ?</RefPtr</g; # handle declarations and variables ' # Handle a special friend declaration in gfx/layers/AtomicRefCountedWithFinalize.h. perl -p -i -e 's/::nsRefPtr;/::RefPtr;/' gfx/layers/AtomicRefCountedWithFinalize.h # Handle nsRefPtr.h itself, a couple places that define constructors # from nsRefPtr, and code generators specially. We do this here, rather # than indiscriminantly s/nsRefPtr/RefPtr/, because that would rename # things like nsRefPtrHashtable. perl -p -i -e 's/nsRefPtr/RefPtr/g' \ mfbt/nsRefPtr.h \ xpcom/glue/nsCOMPtr.h \ xpcom/base/OwningNonNull.h \ ipc/ipdl/ipdl/lower.py \ ipc/ipdl/ipdl/builtin.py \ dom/bindings/Codegen.py \ python/lldbutils/lldbutils/utils.py # In our indiscriminate substitution above, we renamed # nsRefPtrGetterAddRefs, the class behind getter_AddRefs. Fix that up. find . -name '*.cpp' -o -name '*.h' -o -name '*.idl' | \ xargs perl -p -i -e 's/nsRefPtrGetterAddRefs/RefPtrGetterAddRefs/g' if [ -d .git ]; then git mv mfbt/nsRefPtr.h mfbt/RefPtr.h else hg mv mfbt/nsRefPtr.h mfbt/RefPtr.h fi --HG-- rename : mfbt/nsRefPtr.h => mfbt/RefPtr.h
2015-10-18 08:24:48 +03:00
#include "mozilla/RefPtr.h"
#include "AnimationSurfaceProvider.h"
#include "Decoder.h"
#include "IDecodingTask.h"
#include "nsPNGDecoder.h"
#include "nsGIFDecoder2.h"
#include "nsJPEGDecoder.h"
#include "nsBMPDecoder.h"
#include "nsICODecoder.h"
#include "nsIconDecoder.h"
namespace mozilla {
using namespace gfx;
namespace image {
/* static */ DecoderType
DecoderFactory::GetDecoderType(const char* aMimeType)
{
// By default we don't know.
DecoderType type = DecoderType::UNKNOWN;
// PNG
if (!strcmp(aMimeType, IMAGE_PNG)) {
type = DecoderType::PNG;
} else if (!strcmp(aMimeType, IMAGE_X_PNG)) {
type = DecoderType::PNG;
} else if (!strcmp(aMimeType, IMAGE_APNG)) {
type = DecoderType::PNG;
// GIF
} else if (!strcmp(aMimeType, IMAGE_GIF)) {
type = DecoderType::GIF;
// JPEG
} else if (!strcmp(aMimeType, IMAGE_JPEG)) {
type = DecoderType::JPEG;
} else if (!strcmp(aMimeType, IMAGE_PJPEG)) {
type = DecoderType::JPEG;
} else if (!strcmp(aMimeType, IMAGE_JPG)) {
type = DecoderType::JPEG;
// BMP
} else if (!strcmp(aMimeType, IMAGE_BMP)) {
type = DecoderType::BMP;
} else if (!strcmp(aMimeType, IMAGE_BMP_MS)) {
type = DecoderType::BMP;
// ICO
} else if (!strcmp(aMimeType, IMAGE_ICO)) {
type = DecoderType::ICO;
} else if (!strcmp(aMimeType, IMAGE_ICO_MS)) {
type = DecoderType::ICO;
// Icon
} else if (!strcmp(aMimeType, IMAGE_ICON_MS)) {
type = DecoderType::ICON;
}
return type;
}
/* static */ already_AddRefed<Decoder>
DecoderFactory::GetDecoder(DecoderType aType,
RasterImage* aImage,
bool aIsRedecode)
{
Bug 1207245 - part 6 - rename nsRefPtr<T> to RefPtr<T>; r=ehsan; a=Tomcat The bulk of this commit was generated with a script, executed at the top level of a typical source code checkout. The only non-machine-generated part was modifying MFBT's moz.build to reflect the new naming. CLOSED TREE makes big refactorings like this a piece of cake. # The main substitution. find . -name '*.cpp' -o -name '*.cc' -o -name '*.h' -o -name '*.mm' -o -name '*.idl'| \ xargs perl -p -i -e ' s/nsRefPtr\.h/RefPtr\.h/g; # handle includes s/nsRefPtr ?</RefPtr</g; # handle declarations and variables ' # Handle a special friend declaration in gfx/layers/AtomicRefCountedWithFinalize.h. perl -p -i -e 's/::nsRefPtr;/::RefPtr;/' gfx/layers/AtomicRefCountedWithFinalize.h # Handle nsRefPtr.h itself, a couple places that define constructors # from nsRefPtr, and code generators specially. We do this here, rather # than indiscriminantly s/nsRefPtr/RefPtr/, because that would rename # things like nsRefPtrHashtable. perl -p -i -e 's/nsRefPtr/RefPtr/g' \ mfbt/nsRefPtr.h \ xpcom/glue/nsCOMPtr.h \ xpcom/base/OwningNonNull.h \ ipc/ipdl/ipdl/lower.py \ ipc/ipdl/ipdl/builtin.py \ dom/bindings/Codegen.py \ python/lldbutils/lldbutils/utils.py # In our indiscriminate substitution above, we renamed # nsRefPtrGetterAddRefs, the class behind getter_AddRefs. Fix that up. find . -name '*.cpp' -o -name '*.h' -o -name '*.idl' | \ xargs perl -p -i -e 's/nsRefPtrGetterAddRefs/RefPtrGetterAddRefs/g' if [ -d .git ]; then git mv mfbt/nsRefPtr.h mfbt/RefPtr.h else hg mv mfbt/nsRefPtr.h mfbt/RefPtr.h fi --HG-- rename : mfbt/nsRefPtr.h => mfbt/RefPtr.h
2015-10-18 08:24:48 +03:00
RefPtr<Decoder> decoder;
switch (aType) {
case DecoderType::PNG:
decoder = new nsPNGDecoder(aImage);
break;
case DecoderType::GIF:
decoder = new nsGIFDecoder2(aImage);
break;
case DecoderType::JPEG:
// If we have all the data we don't want to waste cpu time doing
// a progressive decode.
decoder = new nsJPEGDecoder(aImage,
aIsRedecode ? Decoder::SEQUENTIAL
: Decoder::PROGRESSIVE);
break;
case DecoderType::BMP:
decoder = new nsBMPDecoder(aImage);
break;
case DecoderType::ICO:
decoder = new nsICODecoder(aImage);
break;
case DecoderType::ICON:
decoder = new nsIconDecoder(aImage);
break;
default:
MOZ_ASSERT_UNREACHABLE("Unknown decoder type");
}
return decoder.forget();
}
/* static */ already_AddRefed<IDecodingTask>
DecoderFactory::CreateDecoder(DecoderType aType,
NotNull<RasterImage*> aImage,
NotNull<SourceBuffer*> aSourceBuffer,
const IntSize& aIntrinsicSize,
const IntSize& aOutputSize,
DecoderFlags aDecoderFlags,
SurfaceFlags aSurfaceFlags)
{
if (aType == DecoderType::UNKNOWN) {
return nullptr;
}
// Create an anonymous decoder. Interaction with the SurfaceCache and the
// owning RasterImage will be mediated by DecodedSurfaceProvider.
Bug 1207245 - part 6 - rename nsRefPtr<T> to RefPtr<T>; r=ehsan; a=Tomcat The bulk of this commit was generated with a script, executed at the top level of a typical source code checkout. The only non-machine-generated part was modifying MFBT's moz.build to reflect the new naming. CLOSED TREE makes big refactorings like this a piece of cake. # The main substitution. find . -name '*.cpp' -o -name '*.cc' -o -name '*.h' -o -name '*.mm' -o -name '*.idl'| \ xargs perl -p -i -e ' s/nsRefPtr\.h/RefPtr\.h/g; # handle includes s/nsRefPtr ?</RefPtr</g; # handle declarations and variables ' # Handle a special friend declaration in gfx/layers/AtomicRefCountedWithFinalize.h. perl -p -i -e 's/::nsRefPtr;/::RefPtr;/' gfx/layers/AtomicRefCountedWithFinalize.h # Handle nsRefPtr.h itself, a couple places that define constructors # from nsRefPtr, and code generators specially. We do this here, rather # than indiscriminantly s/nsRefPtr/RefPtr/, because that would rename # things like nsRefPtrHashtable. perl -p -i -e 's/nsRefPtr/RefPtr/g' \ mfbt/nsRefPtr.h \ xpcom/glue/nsCOMPtr.h \ xpcom/base/OwningNonNull.h \ ipc/ipdl/ipdl/lower.py \ ipc/ipdl/ipdl/builtin.py \ dom/bindings/Codegen.py \ python/lldbutils/lldbutils/utils.py # In our indiscriminate substitution above, we renamed # nsRefPtrGetterAddRefs, the class behind getter_AddRefs. Fix that up. find . -name '*.cpp' -o -name '*.h' -o -name '*.idl' | \ xargs perl -p -i -e 's/nsRefPtrGetterAddRefs/RefPtrGetterAddRefs/g' if [ -d .git ]; then git mv mfbt/nsRefPtr.h mfbt/RefPtr.h else hg mv mfbt/nsRefPtr.h mfbt/RefPtr.h fi --HG-- rename : mfbt/nsRefPtr.h => mfbt/RefPtr.h
2015-10-18 08:24:48 +03:00
RefPtr<Decoder> decoder =
GetDecoder(aType, nullptr, bool(aDecoderFlags & DecoderFlags::IS_REDECODE));
MOZ_ASSERT(decoder, "Should have a decoder now");
// Initialize the decoder.
decoder->SetMetadataDecode(false);
decoder->SetIterator(aSourceBuffer->Iterator());
decoder->SetOutputSize(aOutputSize);
decoder->SetDecoderFlags(aDecoderFlags | DecoderFlags::FIRST_FRAME_ONLY);
decoder->SetSurfaceFlags(aSurfaceFlags);
if (NS_FAILED(decoder->Init())) {
return nullptr;
}
// Create a DecodedSurfaceProvider which will manage the decoding process and
// make this decoder's output available in the surface cache.
SurfaceKey surfaceKey =
RasterSurfaceKey(aOutputSize, aSurfaceFlags, PlaybackType::eStatic);
NotNull<RefPtr<DecodedSurfaceProvider>> provider =
WrapNotNull(new DecodedSurfaceProvider(aImage,
surfaceKey,
WrapNotNull(decoder)));
// Attempt to insert the surface provider into the surface cache right away so
// we won't trigger any more decoders with the same parameters.
if (SurfaceCache::Insert(provider) != InsertOutcome::SUCCESS) {
return nullptr;
}
// Return the surface provider in its IDecodingTask guise.
RefPtr<IDecodingTask> task = provider.get();
return task.forget();
}
/* static */ already_AddRefed<IDecodingTask>
DecoderFactory::CreateAnimationDecoder(DecoderType aType,
NotNull<RasterImage*> aImage,
NotNull<SourceBuffer*> aSourceBuffer,
const IntSize& aIntrinsicSize,
DecoderFlags aDecoderFlags,
SurfaceFlags aSurfaceFlags)
{
if (aType == DecoderType::UNKNOWN) {
return nullptr;
}
MOZ_ASSERT(aType == DecoderType::GIF || aType == DecoderType::PNG,
"Calling CreateAnimationDecoder for non-animating DecoderType");
// Create an anonymous decoder. Interaction with the SurfaceCache and the
// owning RasterImage will be mediated by AnimationSurfaceProvider.
RefPtr<Decoder> decoder = GetDecoder(aType, nullptr, /* aIsRedecode = */ true);
MOZ_ASSERT(decoder, "Should have a decoder now");
// Initialize the decoder.
decoder->SetMetadataDecode(false);
decoder->SetIterator(aSourceBuffer->Iterator());
decoder->SetDecoderFlags(aDecoderFlags | DecoderFlags::IS_REDECODE);
decoder->SetSurfaceFlags(aSurfaceFlags);
if (NS_FAILED(decoder->Init())) {
return nullptr;
}
// Create an AnimationSurfaceProvider which will manage the decoding process
// and make this decoder's output available in the surface cache.
SurfaceKey surfaceKey =
RasterSurfaceKey(aIntrinsicSize, aSurfaceFlags, PlaybackType::eAnimated);
NotNull<RefPtr<AnimationSurfaceProvider>> provider =
WrapNotNull(new AnimationSurfaceProvider(aImage,
surfaceKey,
WrapNotNull(decoder)));
// Attempt to insert the surface provider into the surface cache right away so
// we won't trigger any more decoders with the same parameters.
if (SurfaceCache::Insert(provider) != InsertOutcome::SUCCESS) {
return nullptr;
}
// Return the surface provider in its IDecodingTask guise.
RefPtr<IDecodingTask> task = provider.get();
return task.forget();
}
/* static */ already_AddRefed<IDecodingTask>
DecoderFactory::CreateMetadataDecoder(DecoderType aType,
NotNull<RasterImage*> aImage,
NotNull<SourceBuffer*> aSourceBuffer)
{
if (aType == DecoderType::UNKNOWN) {
return nullptr;
}
Bug 1207245 - part 6 - rename nsRefPtr<T> to RefPtr<T>; r=ehsan; a=Tomcat The bulk of this commit was generated with a script, executed at the top level of a typical source code checkout. The only non-machine-generated part was modifying MFBT's moz.build to reflect the new naming. CLOSED TREE makes big refactorings like this a piece of cake. # The main substitution. find . -name '*.cpp' -o -name '*.cc' -o -name '*.h' -o -name '*.mm' -o -name '*.idl'| \ xargs perl -p -i -e ' s/nsRefPtr\.h/RefPtr\.h/g; # handle includes s/nsRefPtr ?</RefPtr</g; # handle declarations and variables ' # Handle a special friend declaration in gfx/layers/AtomicRefCountedWithFinalize.h. perl -p -i -e 's/::nsRefPtr;/::RefPtr;/' gfx/layers/AtomicRefCountedWithFinalize.h # Handle nsRefPtr.h itself, a couple places that define constructors # from nsRefPtr, and code generators specially. We do this here, rather # than indiscriminantly s/nsRefPtr/RefPtr/, because that would rename # things like nsRefPtrHashtable. perl -p -i -e 's/nsRefPtr/RefPtr/g' \ mfbt/nsRefPtr.h \ xpcom/glue/nsCOMPtr.h \ xpcom/base/OwningNonNull.h \ ipc/ipdl/ipdl/lower.py \ ipc/ipdl/ipdl/builtin.py \ dom/bindings/Codegen.py \ python/lldbutils/lldbutils/utils.py # In our indiscriminate substitution above, we renamed # nsRefPtrGetterAddRefs, the class behind getter_AddRefs. Fix that up. find . -name '*.cpp' -o -name '*.h' -o -name '*.idl' | \ xargs perl -p -i -e 's/nsRefPtrGetterAddRefs/RefPtrGetterAddRefs/g' if [ -d .git ]; then git mv mfbt/nsRefPtr.h mfbt/RefPtr.h else hg mv mfbt/nsRefPtr.h mfbt/RefPtr.h fi --HG-- rename : mfbt/nsRefPtr.h => mfbt/RefPtr.h
2015-10-18 08:24:48 +03:00
RefPtr<Decoder> decoder =
GetDecoder(aType, aImage, /* aIsRedecode = */ false);
MOZ_ASSERT(decoder, "Should have a decoder now");
// Initialize the decoder.
decoder->SetMetadataDecode(true);
decoder->SetIterator(aSourceBuffer->Iterator());
if (NS_FAILED(decoder->Init())) {
return nullptr;
}
RefPtr<IDecodingTask> task = new MetadataDecodingTask(WrapNotNull(decoder));
return task.forget();
}
/* static */ already_AddRefed<Decoder>
DecoderFactory::CreateDecoderForICOResource(DecoderType aType,
NotNull<SourceBuffer*> aSourceBuffer,
NotNull<nsICODecoder*> aICODecoder,
const Maybe<uint32_t>& aDataOffset
/* = Nothing() */)
{
// Create the decoder.
RefPtr<Decoder> decoder;
switch (aType) {
case DecoderType::BMP:
MOZ_ASSERT(aDataOffset);
decoder = new nsBMPDecoder(aICODecoder->GetImageMaybeNull(), *aDataOffset);
break;
case DecoderType::PNG:
MOZ_ASSERT(!aDataOffset);
decoder = new nsPNGDecoder(aICODecoder->GetImageMaybeNull());
break;
default:
MOZ_ASSERT_UNREACHABLE("Invalid ICO resource decoder type");
return nullptr;
}
MOZ_ASSERT(decoder);
// Initialize the decoder, copying settings from @aICODecoder.
MOZ_ASSERT(!aICODecoder->IsMetadataDecode());
decoder->SetMetadataDecode(aICODecoder->IsMetadataDecode());
decoder->SetIterator(aSourceBuffer->Iterator());
decoder->SetOutputSize(aICODecoder->OutputSize());
decoder->SetDecoderFlags(aICODecoder->GetDecoderFlags());
decoder->SetSurfaceFlags(aICODecoder->GetSurfaceFlags());
if (NS_FAILED(decoder->Init())) {
return nullptr;
}
return decoder.forget();
}
/* static */ already_AddRefed<Decoder>
DecoderFactory::CreateAnonymousDecoder(DecoderType aType,
NotNull<SourceBuffer*> aSourceBuffer,
const Maybe<IntSize>& aOutputSize,
SurfaceFlags aSurfaceFlags)
{
if (aType == DecoderType::UNKNOWN) {
return nullptr;
}
Bug 1207245 - part 6 - rename nsRefPtr<T> to RefPtr<T>; r=ehsan; a=Tomcat The bulk of this commit was generated with a script, executed at the top level of a typical source code checkout. The only non-machine-generated part was modifying MFBT's moz.build to reflect the new naming. CLOSED TREE makes big refactorings like this a piece of cake. # The main substitution. find . -name '*.cpp' -o -name '*.cc' -o -name '*.h' -o -name '*.mm' -o -name '*.idl'| \ xargs perl -p -i -e ' s/nsRefPtr\.h/RefPtr\.h/g; # handle includes s/nsRefPtr ?</RefPtr</g; # handle declarations and variables ' # Handle a special friend declaration in gfx/layers/AtomicRefCountedWithFinalize.h. perl -p -i -e 's/::nsRefPtr;/::RefPtr;/' gfx/layers/AtomicRefCountedWithFinalize.h # Handle nsRefPtr.h itself, a couple places that define constructors # from nsRefPtr, and code generators specially. We do this here, rather # than indiscriminantly s/nsRefPtr/RefPtr/, because that would rename # things like nsRefPtrHashtable. perl -p -i -e 's/nsRefPtr/RefPtr/g' \ mfbt/nsRefPtr.h \ xpcom/glue/nsCOMPtr.h \ xpcom/base/OwningNonNull.h \ ipc/ipdl/ipdl/lower.py \ ipc/ipdl/ipdl/builtin.py \ dom/bindings/Codegen.py \ python/lldbutils/lldbutils/utils.py # In our indiscriminate substitution above, we renamed # nsRefPtrGetterAddRefs, the class behind getter_AddRefs. Fix that up. find . -name '*.cpp' -o -name '*.h' -o -name '*.idl' | \ xargs perl -p -i -e 's/nsRefPtrGetterAddRefs/RefPtrGetterAddRefs/g' if [ -d .git ]; then git mv mfbt/nsRefPtr.h mfbt/RefPtr.h else hg mv mfbt/nsRefPtr.h mfbt/RefPtr.h fi --HG-- rename : mfbt/nsRefPtr.h => mfbt/RefPtr.h
2015-10-18 08:24:48 +03:00
RefPtr<Decoder> decoder =
GetDecoder(aType, /* aImage = */ nullptr, /* aIsRedecode = */ false);
MOZ_ASSERT(decoder, "Should have a decoder now");
// Initialize the decoder.
decoder->SetMetadataDecode(false);
decoder->SetIterator(aSourceBuffer->Iterator());
// Anonymous decoders are always transient; we don't want to optimize surfaces
// or do any other expensive work that might be wasted.
DecoderFlags decoderFlags = DecoderFlags::IMAGE_IS_TRANSIENT;
// Without an image, the decoder can't store anything in the SurfaceCache, so
// callers will only be able to retrieve the most recent frame via
// Decoder::GetCurrentFrame(). That means that anonymous decoders should
// always be first-frame-only decoders, because nobody ever wants the *last*
// frame.
decoderFlags |= DecoderFlags::FIRST_FRAME_ONLY;
decoder->SetDecoderFlags(decoderFlags);
decoder->SetSurfaceFlags(aSurfaceFlags);
// Set an output size for downscale-during-decode if requested.
if (aOutputSize) {
decoder->SetOutputSize(*aOutputSize);
}
if (NS_FAILED(decoder->Init())) {
return nullptr;
}
return decoder.forget();
}
/* static */ already_AddRefed<Decoder>
DecoderFactory::CreateAnonymousMetadataDecoder(DecoderType aType,
NotNull<SourceBuffer*> aSourceBuffer)
{
if (aType == DecoderType::UNKNOWN) {
return nullptr;
}
Bug 1207245 - part 6 - rename nsRefPtr<T> to RefPtr<T>; r=ehsan; a=Tomcat The bulk of this commit was generated with a script, executed at the top level of a typical source code checkout. The only non-machine-generated part was modifying MFBT's moz.build to reflect the new naming. CLOSED TREE makes big refactorings like this a piece of cake. # The main substitution. find . -name '*.cpp' -o -name '*.cc' -o -name '*.h' -o -name '*.mm' -o -name '*.idl'| \ xargs perl -p -i -e ' s/nsRefPtr\.h/RefPtr\.h/g; # handle includes s/nsRefPtr ?</RefPtr</g; # handle declarations and variables ' # Handle a special friend declaration in gfx/layers/AtomicRefCountedWithFinalize.h. perl -p -i -e 's/::nsRefPtr;/::RefPtr;/' gfx/layers/AtomicRefCountedWithFinalize.h # Handle nsRefPtr.h itself, a couple places that define constructors # from nsRefPtr, and code generators specially. We do this here, rather # than indiscriminantly s/nsRefPtr/RefPtr/, because that would rename # things like nsRefPtrHashtable. perl -p -i -e 's/nsRefPtr/RefPtr/g' \ mfbt/nsRefPtr.h \ xpcom/glue/nsCOMPtr.h \ xpcom/base/OwningNonNull.h \ ipc/ipdl/ipdl/lower.py \ ipc/ipdl/ipdl/builtin.py \ dom/bindings/Codegen.py \ python/lldbutils/lldbutils/utils.py # In our indiscriminate substitution above, we renamed # nsRefPtrGetterAddRefs, the class behind getter_AddRefs. Fix that up. find . -name '*.cpp' -o -name '*.h' -o -name '*.idl' | \ xargs perl -p -i -e 's/nsRefPtrGetterAddRefs/RefPtrGetterAddRefs/g' if [ -d .git ]; then git mv mfbt/nsRefPtr.h mfbt/RefPtr.h else hg mv mfbt/nsRefPtr.h mfbt/RefPtr.h fi --HG-- rename : mfbt/nsRefPtr.h => mfbt/RefPtr.h
2015-10-18 08:24:48 +03:00
RefPtr<Decoder> decoder =
GetDecoder(aType, /* aImage = */ nullptr, /* aIsRedecode = */ false);
MOZ_ASSERT(decoder, "Should have a decoder now");
// Initialize the decoder.
decoder->SetMetadataDecode(true);
decoder->SetIterator(aSourceBuffer->Iterator());
decoder->SetDecoderFlags(DecoderFlags::FIRST_FRAME_ONLY);
if (NS_FAILED(decoder->Init())) {
return nullptr;
}
return decoder.forget();
}
} // namespace image
} // namespace mozilla