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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 "VideoPixelFormat.h"
#if USE(GSTREAMER)
#include <gst/video/video-format.h>
#endif
#if PLATFORM(COCOA)
#include <pal/cf/CoreMediaSoftLink.h>
#include "CoreVideoSoftLink.h"
#endif
namespace WebCore {
VideoPixelFormat convertVideoFramePixelFormat(uint32_t format, bool shouldDiscardAlpha)
{
#if PLATFORM(COCOA)
if (format == kCVPixelFormatType_420YpCbCr8BiPlanarFullRange || format == kCVPixelFormatType_420YpCbCr8BiPlanarVideoRange || format == kCVPixelFormatType_Lossless_420YpCbCr8BiPlanarVideoRange)
return VideoPixelFormat::NV12;
if (format == kCVPixelFormatType_32BGRA)
return shouldDiscardAlpha ? VideoPixelFormat::BGRX : VideoPixelFormat::BGRA;
if (format == kCVPixelFormatType_32ARGB)
return shouldDiscardAlpha ? VideoPixelFormat::RGBX : VideoPixelFormat::RGBA;
#elif USE(GSTREAMER)
switch (format) {
case GST_VIDEO_FORMAT_I420:
return VideoPixelFormat::I420;
case GST_VIDEO_FORMAT_A420:
return VideoPixelFormat::I420A;
case GST_VIDEO_FORMAT_Y42B:
return VideoPixelFormat::I422;
case GST_VIDEO_FORMAT_Y444:
return VideoPixelFormat::I444;
case GST_VIDEO_FORMAT_NV12:
return VideoPixelFormat::NV12;
case GST_VIDEO_FORMAT_RGBA:
return shouldDiscardAlpha ? VideoPixelFormat::RGBX : VideoPixelFormat::RGBA;
case GST_VIDEO_FORMAT_RGBx:
return VideoPixelFormat::RGBX;
case GST_VIDEO_FORMAT_BGRA:
return shouldDiscardAlpha ? VideoPixelFormat::BGRX : VideoPixelFormat::BGRA;
case GST_VIDEO_FORMAT_ARGB:
return shouldDiscardAlpha ? VideoPixelFormat::RGBX : VideoPixelFormat::RGBA;
case GST_VIDEO_FORMAT_BGRx:
return VideoPixelFormat::BGRX;
default:
break;
}
#else
UNUSED_PARAM(format);
UNUSED_PARAM(shouldDiscardAlpha);
#endif
return VideoPixelFormat::I420;
}
} // namespace WebCore
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