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/*
* Copyright (C) 2022 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "VideoEncoder.h"
#if ENABLE(VIDEO)
#if USE(LIBWEBRTC) && PLATFORM(COCOA)
#include "LibWebRTCVPXVideoEncoder.h"
#endif
#if USE(GSTREAMER)
#include "VideoEncoderGStreamer.h"
#endif
namespace WebCore {
VideoEncoder::CreatorFunction VideoEncoder::s_customCreator = nullptr;
void VideoEncoder::setCreatorCallback(CreatorFunction&& function)
{
s_customCreator = WTFMove(function);
}
Ref<VideoEncoder::CreatePromise> VideoEncoder::create(const String& codecName, const Config& config, DescriptionCallback&& descriptionCallback, OutputCallback&& outputCallback)
{
CreatePromise::Producer producer;
Ref promise = producer.promise();
CreateCallback callback = [producer = WTFMove(producer)] (auto&& result) mutable {
producer.settle(WTFMove(result));
};
if (s_customCreator) {
s_customCreator(codecName, config, WTFMove(callback), WTFMove(descriptionCallback), WTFMove(outputCallback));
return promise;
}
createLocalEncoder(codecName, config, WTFMove(callback), WTFMove(descriptionCallback), WTFMove(outputCallback));
return promise;
}
void VideoEncoder::createLocalEncoder(const String& codecName, const Config& config, CreateCallback&& callback, DescriptionCallback&& descriptionCallback, OutputCallback&& outputCallback)
{
#if USE(LIBWEBRTC) && PLATFORM(COCOA)
if (codecName == "vp8"_s) {
LibWebRTCVPXVideoEncoder::create(LibWebRTCVPXVideoEncoder::Type::VP8, config, WTFMove(callback), WTFMove(descriptionCallback), WTFMove(outputCallback));
return;
}
if (codecName.startsWith("vp09.00"_s)) {
LibWebRTCVPXVideoEncoder::create(LibWebRTCVPXVideoEncoder::Type::VP9, config, WTFMove(callback), WTFMove(descriptionCallback), WTFMove(outputCallback));
return;
}
if (codecName.startsWith("vp09.02"_s)) {
LibWebRTCVPXVideoEncoder::create(LibWebRTCVPXVideoEncoder::Type::VP9_P2, config, WTFMove(callback), WTFMove(descriptionCallback), WTFMove(outputCallback));
return;
}
#if ENABLE(AV1)
if (codecName.startsWith("av01."_s)) {
LibWebRTCVPXVideoEncoder::create(LibWebRTCVPXVideoEncoder::Type::AV1, config, WTFMove(callback), WTFMove(descriptionCallback), WTFMove(outputCallback));
return;
}
#endif
#elif USE(GSTREAMER)
GStreamerVideoEncoder::create(codecName, config, WTFMove(callback), WTFMove(descriptionCallback), WTFMove(outputCallback));
return;
#else
UNUSED_PARAM(codecName);
UNUSED_PARAM(config);
UNUSED_PARAM(descriptionCallback);
UNUSED_PARAM(outputCallback);
#endif
callback(makeUnexpected("Not supported"_s));
}
}
#endif // ENABLE(VIDEO)
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