ladybird/Services/WebContent/ImageCodecPluginSerenity.cpp

51 lines
1.8 KiB
C++

/*
* Copyright (c) 2022, Dex♪ <dexes.ttp@gmail.com>
* Copyright (c) 2022, Andreas Kling <andreas@ladybird.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "ImageCodecPluginSerenity.h"
#include <LibImageDecoderClient/Client.h>
namespace WebContent {
ImageCodecPluginSerenity::ImageCodecPluginSerenity() = default;
ImageCodecPluginSerenity::~ImageCodecPluginSerenity() = default;
NonnullRefPtr<Core::Promise<Web::Platform::DecodedImage>> ImageCodecPluginSerenity::decode_image(ReadonlyBytes bytes, Function<ErrorOr<void>(Web::Platform::DecodedImage&)> on_resolved, Function<void(Error&)> on_rejected)
{
if (!m_client) {
m_client = ImageDecoderClient::Client::try_create().release_value_but_fixme_should_propagate_errors();
m_client->on_death = [&] {
m_client = nullptr;
};
}
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);
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 const& 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;
}
}