ladybird/Userland/Libraries/LibAudio/Loader.cpp

53 lines
1.5 KiB
C++

/*
* Copyright (c) 2018-2021, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibAudio/FlacLoader.h>
#include <LibAudio/Loader.h>
#include <LibAudio/MP3Loader.h>
#include <LibAudio/WavLoader.h>
namespace Audio {
Loader::Loader(NonnullOwnPtr<LoaderPlugin> plugin)
: m_plugin(move(plugin))
{
}
Result<NonnullOwnPtr<LoaderPlugin>, LoaderError> Loader::try_create(StringView path)
{
NonnullOwnPtr<LoaderPlugin> plugin = adopt_own(*new WavLoaderPlugin(path));
auto initstate0 = plugin->initialize();
if (!initstate0.is_error())
return plugin;
plugin = adopt_own(*new FlacLoaderPlugin(path));
auto initstate1 = plugin->initialize();
if (!initstate1.is_error())
return plugin;
plugin = adopt_own(*new MP3LoaderPlugin(path));
auto initstate2 = plugin->initialize();
if (!initstate2.is_error())
return plugin;
return LoaderError { "No loader plugin available" };
}
Result<NonnullOwnPtr<LoaderPlugin>, LoaderError> Loader::try_create(Bytes& buffer)
{
NonnullOwnPtr<LoaderPlugin> plugin = adopt_own(*new WavLoaderPlugin(buffer));
if (auto initstate = plugin->initialize(); !initstate.is_error())
return plugin;
plugin = adopt_own(*new FlacLoaderPlugin(buffer));
if (auto initstate = plugin->initialize(); !initstate.is_error())
return plugin;
plugin = adopt_own(*new MP3LoaderPlugin(buffer));
if (auto initstate = plugin->initialize(); !initstate.is_error())
return plugin;
return LoaderError { "No loader plugin available" };
}
}