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- /*
- * Copyright (c) 2022, Dex♪ <dexes.ttp@gmail.com>
- * Copyright (c) 2022, Andreas Kling <andreas@ladybird.org>
- *
- * SPDX-License-Identifier: BSD-2-Clause
- */
- #include "ImageCodecPlugin.h"
- #include "Utilities.h"
- #include <LibGfx/Bitmap.h>
- #include <LibGfx/ImageFormats/ImageDecoder.h>
- #include <LibImageDecoderClient/Client.h>
- namespace Ladybird {
- ImageCodecPlugin::ImageCodecPlugin(NonnullRefPtr<ImageDecoderClient::Client> client)
- : m_client(move(client))
- {
- m_client->on_death = [this] {
- m_client = nullptr;
- };
- }
- void ImageCodecPlugin::set_client(NonnullRefPtr<ImageDecoderClient::Client> client)
- {
- m_client = move(client);
- m_client->on_death = [this] {
- m_client = nullptr;
- };
- }
- ImageCodecPlugin::~ImageCodecPlugin() = default;
- NonnullRefPtr<Core::Promise<Web::Platform::DecodedImage>> ImageCodecPlugin::decode_image(ReadonlyBytes bytes, Function<ErrorOr<void>(Web::Platform::DecodedImage&)> on_resolved, Function<void(Error&)> on_rejected)
- {
- auto promise = Core::Promise<Web::Platform::DecodedImage>::construct();
- if (on_resolved)
- promise->on_resolution = move(on_resolved);
- if (on_rejected)
- promise->on_rejection = move(on_rejected);
- if (!m_client) {
- promise->reject(Error::from_string_literal("ImageDecoderClient is disconnected"));
- return promise;
- }
- auto image_decoder_promise = m_client->decode_image(
- bytes,
- [promise](ImageDecoderClient::DecodedImage& result) -> ErrorOr<void> {
- // FIXME: Remove this codec plugin and just use the ImageDecoderClient directly to avoid these copies
- Web::Platform::DecodedImage decoded_image;
- decoded_image.is_animated = result.is_animated;
- decoded_image.loop_count = result.loop_count;
- for (auto& frame : result.frames) {
- decoded_image.frames.empend(move(frame.bitmap), frame.duration);
- }
- promise->resolve(move(decoded_image));
- return {};
- },
- [promise](auto& error) {
- promise->reject(Error::copy(error));
- });
- return promise;
- }
- }
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