зеркало из https://github.com/mozilla/gecko-dev.git
488 строки
15 KiB
C++
488 строки
15 KiB
C++
/* -*- 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"
|
|
#include "mozilla/RefPtr.h"
|
|
|
|
#include "AnimationSurfaceProvider.h"
|
|
#include "Decoder.h"
|
|
#include "DecodedSurfaceProvider.h"
|
|
#include "IDecodingTask.h"
|
|
#include "ImageOps.h"
|
|
#include "nsPNGDecoder.h"
|
|
#include "nsGIFDecoder2.h"
|
|
#include "nsJPEGDecoder.h"
|
|
#include "nsBMPDecoder.h"
|
|
#include "nsICODecoder.h"
|
|
#include "nsIconDecoder.h"
|
|
#include "nsWebPDecoder.h"
|
|
#ifdef MOZ_AV1
|
|
# include "nsAVIFDecoder.h"
|
|
#endif
|
|
#ifdef MOZ_JXL
|
|
# include "nsJXLDecoder.h"
|
|
#endif
|
|
|
|
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;
|
|
|
|
// BMP_CLIPBOARD
|
|
} else if (!strcmp(aMimeType, IMAGE_BMP_MS_CLIPBOARD)) {
|
|
type = DecoderType::BMP_CLIPBOARD;
|
|
|
|
// 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;
|
|
|
|
// WebP
|
|
} else if (!strcmp(aMimeType, IMAGE_WEBP)) {
|
|
type = DecoderType::WEBP;
|
|
|
|
// AVIF
|
|
}
|
|
#ifdef MOZ_AV1
|
|
else if (!strcmp(aMimeType, IMAGE_AVIF) &&
|
|
StaticPrefs::image_avif_enabled()) {
|
|
type = DecoderType::AVIF;
|
|
}
|
|
#endif
|
|
#ifdef MOZ_JXL
|
|
else if (!strcmp(aMimeType, IMAGE_JXL) && StaticPrefs::image_jxl_enabled()) {
|
|
type = DecoderType::JXL;
|
|
}
|
|
#endif
|
|
|
|
return type;
|
|
}
|
|
|
|
/* static */
|
|
DecoderFlags DecoderFactory::GetDefaultDecoderFlagsForType(DecoderType aType) {
|
|
auto flags = DefaultDecoderFlags();
|
|
|
|
#ifdef MOZ_AV1
|
|
if (aType == DecoderType::AVIF) {
|
|
if (StaticPrefs::image_avif_sequence_enabled()) {
|
|
flags |= DecoderFlags::AVIF_SEQUENCES_ENABLED;
|
|
}
|
|
if (StaticPrefs::image_avif_sequence_animate_avif_major_branded_images()) {
|
|
flags |= DecoderFlags::AVIF_ANIMATE_AVIF_MAJOR;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
return flags;
|
|
}
|
|
|
|
/* static */
|
|
already_AddRefed<Decoder> DecoderFactory::GetDecoder(DecoderType aType,
|
|
RasterImage* aImage,
|
|
bool aIsRedecode) {
|
|
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::BMP_CLIPBOARD:
|
|
decoder = new nsBMPDecoder(aImage, /* aForClipboard */ true);
|
|
break;
|
|
case DecoderType::ICO:
|
|
decoder = new nsICODecoder(aImage);
|
|
break;
|
|
case DecoderType::ICON:
|
|
decoder = new nsIconDecoder(aImage);
|
|
break;
|
|
case DecoderType::WEBP:
|
|
decoder = new nsWebPDecoder(aImage);
|
|
break;
|
|
#ifdef MOZ_AV1
|
|
case DecoderType::AVIF:
|
|
decoder = new nsAVIFDecoder(aImage);
|
|
break;
|
|
#endif
|
|
#ifdef MOZ_JXL
|
|
case DecoderType::JXL:
|
|
decoder = new nsJXLDecoder(aImage);
|
|
break;
|
|
#endif
|
|
default:
|
|
MOZ_ASSERT_UNREACHABLE("Unknown decoder type");
|
|
}
|
|
|
|
return decoder.forget();
|
|
}
|
|
|
|
/* static */
|
|
nsresult DecoderFactory::CreateDecoder(
|
|
DecoderType aType, NotNull<RasterImage*> aImage,
|
|
NotNull<SourceBuffer*> aSourceBuffer, const IntSize& aIntrinsicSize,
|
|
const IntSize& aOutputSize, DecoderFlags aDecoderFlags,
|
|
SurfaceFlags aSurfaceFlags, IDecodingTask** aOutTask) {
|
|
if (aType == DecoderType::UNKNOWN) {
|
|
return NS_ERROR_INVALID_ARG;
|
|
}
|
|
|
|
// Only can use COUNT_FRAMES with metadata decoders.
|
|
if (NS_WARN_IF(bool(aDecoderFlags & DecoderFlags::COUNT_FRAMES))) {
|
|
return NS_ERROR_INVALID_ARG;
|
|
}
|
|
|
|
// Create an anonymous decoder. Interaction with the SurfaceCache and the
|
|
// owning RasterImage will be mediated by DecodedSurfaceProvider.
|
|
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(OrientedIntSize::FromUnknownSize(aOutputSize));
|
|
decoder->SetDecoderFlags(aDecoderFlags | DecoderFlags::FIRST_FRAME_ONLY);
|
|
decoder->SetSurfaceFlags(aSurfaceFlags);
|
|
|
|
nsresult rv = decoder->Init();
|
|
if (NS_FAILED(rv)) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
// 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);
|
|
auto provider = MakeNotNull<RefPtr<DecodedSurfaceProvider>>(
|
|
aImage, surfaceKey, WrapNotNull(decoder));
|
|
if (aDecoderFlags & DecoderFlags::CANNOT_SUBSTITUTE) {
|
|
provider->Availability().SetCannotSubstitute();
|
|
}
|
|
|
|
// Attempt to insert the surface provider into the surface cache right away so
|
|
// we won't trigger any more decoders with the same parameters.
|
|
switch (SurfaceCache::Insert(provider)) {
|
|
case InsertOutcome::SUCCESS:
|
|
break;
|
|
case InsertOutcome::FAILURE_ALREADY_PRESENT:
|
|
return NS_ERROR_ALREADY_INITIALIZED;
|
|
default:
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
// Return the surface provider in its IDecodingTask guise.
|
|
RefPtr<IDecodingTask> task = provider.get();
|
|
task.forget(aOutTask);
|
|
return NS_OK;
|
|
}
|
|
|
|
/* static */
|
|
nsresult DecoderFactory::CreateAnimationDecoder(
|
|
DecoderType aType, NotNull<RasterImage*> aImage,
|
|
NotNull<SourceBuffer*> aSourceBuffer, const IntSize& aIntrinsicSize,
|
|
DecoderFlags aDecoderFlags, SurfaceFlags aSurfaceFlags,
|
|
size_t aCurrentFrame, IDecodingTask** aOutTask) {
|
|
if (aType == DecoderType::UNKNOWN) {
|
|
return NS_ERROR_INVALID_ARG;
|
|
}
|
|
|
|
// Only can use COUNT_FRAMES with metadata decoders.
|
|
if (NS_WARN_IF(bool(aDecoderFlags & DecoderFlags::COUNT_FRAMES))) {
|
|
return NS_ERROR_INVALID_ARG;
|
|
}
|
|
|
|
MOZ_ASSERT(aType == DecoderType::GIF || aType == DecoderType::PNG ||
|
|
aType == DecoderType::WEBP || aType == DecoderType::AVIF,
|
|
"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);
|
|
|
|
nsresult rv = decoder->Init();
|
|
if (NS_FAILED(rv)) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
// 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);
|
|
auto provider = MakeNotNull<RefPtr<AnimationSurfaceProvider>>(
|
|
aImage, surfaceKey, WrapNotNull(decoder), aCurrentFrame);
|
|
|
|
// Attempt to insert the surface provider into the surface cache right away so
|
|
// we won't trigger any more decoders with the same parameters.
|
|
switch (SurfaceCache::Insert(provider)) {
|
|
case InsertOutcome::SUCCESS:
|
|
break;
|
|
case InsertOutcome::FAILURE_ALREADY_PRESENT:
|
|
return NS_ERROR_ALREADY_INITIALIZED;
|
|
default:
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
// Return the surface provider in its IDecodingTask guise.
|
|
RefPtr<IDecodingTask> task = provider.get();
|
|
task.forget(aOutTask);
|
|
return NS_OK;
|
|
}
|
|
|
|
/* static */
|
|
already_AddRefed<Decoder> DecoderFactory::CloneAnimationDecoder(
|
|
Decoder* aDecoder) {
|
|
MOZ_ASSERT(aDecoder);
|
|
|
|
// In an ideal world, we would assert aDecoder->HasAnimation() but we cannot.
|
|
// The decoder may not have detected it is animated yet (e.g. it did not even
|
|
// get scheduled yet, or it has only decoded the first frame and has yet to
|
|
// rediscover it is animated).
|
|
DecoderType type = aDecoder->GetType();
|
|
MOZ_ASSERT(type == DecoderType::GIF || type == DecoderType::PNG ||
|
|
type == DecoderType::WEBP || type == DecoderType::AVIF,
|
|
"Calling CloneAnimationDecoder for non-animating DecoderType");
|
|
|
|
RefPtr<Decoder> decoder = GetDecoder(type, nullptr, /* aIsRedecode = */ true);
|
|
MOZ_ASSERT(decoder, "Should have a decoder now");
|
|
|
|
// Initialize the decoder.
|
|
decoder->SetMetadataDecode(false);
|
|
decoder->SetIterator(aDecoder->GetSourceBuffer()->Iterator());
|
|
decoder->SetDecoderFlags(aDecoder->GetDecoderFlags());
|
|
decoder->SetSurfaceFlags(aDecoder->GetSurfaceFlags());
|
|
decoder->SetFrameRecycler(aDecoder->GetFrameRecycler());
|
|
|
|
if (NS_FAILED(decoder->Init())) {
|
|
return nullptr;
|
|
}
|
|
|
|
return decoder.forget();
|
|
}
|
|
|
|
/* static */
|
|
already_AddRefed<Decoder> DecoderFactory::CloneAnonymousMetadataDecoder(
|
|
Decoder* aDecoder, const Maybe<DecoderFlags>& aDecoderFlags) {
|
|
MOZ_ASSERT(aDecoder);
|
|
|
|
DecoderType type = aDecoder->GetType();
|
|
RefPtr<Decoder> decoder =
|
|
GetDecoder(type, nullptr, /* aIsRedecode = */ false);
|
|
MOZ_ASSERT(decoder, "Should have a decoder now");
|
|
|
|
// Initialize the decoder.
|
|
decoder->SetMetadataDecode(true);
|
|
decoder->SetIterator(aDecoder->GetSourceBuffer()->Iterator());
|
|
if (aDecoderFlags) {
|
|
decoder->SetDecoderFlags(*aDecoderFlags);
|
|
} else {
|
|
decoder->SetDecoderFlags(aDecoder->GetDecoderFlags());
|
|
}
|
|
|
|
if (NS_FAILED(decoder->Init())) {
|
|
return nullptr;
|
|
}
|
|
|
|
return decoder.forget();
|
|
}
|
|
|
|
/* static */
|
|
already_AddRefed<IDecodingTask> DecoderFactory::CreateMetadataDecoder(
|
|
DecoderType aType, NotNull<RasterImage*> aImage, DecoderFlags aFlags,
|
|
NotNull<SourceBuffer*> aSourceBuffer) {
|
|
if (aType == DecoderType::UNKNOWN) {
|
|
return nullptr;
|
|
}
|
|
|
|
RefPtr<Decoder> decoder =
|
|
GetDecoder(aType, aImage, /* aIsRedecode = */ false);
|
|
MOZ_ASSERT(decoder, "Should have a decoder now");
|
|
|
|
// Initialize the decoder.
|
|
decoder->SetMetadataDecode(true);
|
|
decoder->SetDecoderFlags(aFlags);
|
|
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, SourceBufferIterator&& aIterator,
|
|
NotNull<nsICODecoder*> aICODecoder, bool aIsMetadataDecode,
|
|
const Maybe<OrientedIntSize>& aExpectedSize,
|
|
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.
|
|
decoder->SetMetadataDecode(aIsMetadataDecode);
|
|
decoder->SetIterator(std::forward<SourceBufferIterator>(aIterator));
|
|
if (!aIsMetadataDecode) {
|
|
decoder->SetOutputSize(aICODecoder->OutputSize());
|
|
}
|
|
if (aExpectedSize) {
|
|
decoder->SetExpectedSize(*aExpectedSize);
|
|
}
|
|
decoder->SetDecoderFlags(aICODecoder->GetDecoderFlags());
|
|
decoder->SetSurfaceFlags(aICODecoder->GetSurfaceFlags());
|
|
decoder->SetFinalizeFrames(false);
|
|
|
|
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, DecoderFlags aDecoderFlags,
|
|
SurfaceFlags aSurfaceFlags) {
|
|
if (aType == DecoderType::UNKNOWN) {
|
|
return nullptr;
|
|
}
|
|
|
|
// Only can use COUNT_FRAMES with metadata decoders.
|
|
if (NS_WARN_IF(bool(aDecoderFlags & DecoderFlags::COUNT_FRAMES))) {
|
|
return nullptr;
|
|
}
|
|
|
|
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;
|
|
|
|
decoder->SetDecoderFlags(aDecoderFlags | decoderFlags);
|
|
decoder->SetSurfaceFlags(aSurfaceFlags);
|
|
|
|
// Set an output size for downscale-during-decode if requested.
|
|
if (aOutputSize) {
|
|
decoder->SetOutputSize(OrientedIntSize::FromUnknownSize(*aOutputSize));
|
|
}
|
|
|
|
if (NS_FAILED(decoder->Init())) {
|
|
return nullptr;
|
|
}
|
|
|
|
return decoder.forget();
|
|
}
|
|
|
|
/* static */
|
|
already_AddRefed<Decoder> DecoderFactory::CreateAnonymousMetadataDecoder(
|
|
DecoderType aType, NotNull<SourceBuffer*> aSourceBuffer,
|
|
DecoderFlags aDecoderFlags) {
|
|
if (aType == DecoderType::UNKNOWN) {
|
|
return nullptr;
|
|
}
|
|
|
|
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(aDecoderFlags);
|
|
|
|
if (NS_FAILED(decoder->Init())) {
|
|
return nullptr;
|
|
}
|
|
|
|
return decoder.forget();
|
|
}
|
|
|
|
} // namespace image
|
|
} // namespace mozilla
|