gstreamer/subprojects/gst-plugins-bad/sys/msdk/gstmsdkallocator.c

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/*
* GStreamer Intel MSDK plugin
* Copyright (c) 2022 Intel Corporation. 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.
*
* 3. Neither the name of the copyright holder nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT HOLDER OR
* 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 "gstmsdkallocator.h"
static gboolean
map_data (GstBuffer * buffer, mfxFrameSurface1 * mfx_surface, GstVideoInfo info)
{
guint stride;
GstVideoFrame frame;
if (!gst_video_frame_map (&frame, &info, buffer, GST_MAP_READWRITE))
return FALSE;
stride = GST_VIDEO_FRAME_PLANE_STRIDE (&frame, 0);
switch (GST_VIDEO_INFO_FORMAT (&info)) {
case GST_VIDEO_FORMAT_NV12:
case GST_VIDEO_FORMAT_P010_10LE:
case GST_VIDEO_FORMAT_P012_LE:
mfx_surface->Data.Y = (mfxU8 *) GST_VIDEO_FRAME_PLANE_DATA (&frame, 0);
mfx_surface->Data.UV = (mfxU8 *) GST_VIDEO_FRAME_PLANE_DATA (&frame, 1);
mfx_surface->Data.Pitch = (mfxU16) stride;
break;
case GST_VIDEO_FORMAT_YV12:
mfx_surface->Data.Y = (mfxU8 *) GST_VIDEO_FRAME_PLANE_DATA (&frame, 0);
mfx_surface->Data.U = (mfxU8 *) GST_VIDEO_FRAME_PLANE_DATA (&frame, 2);
mfx_surface->Data.V = (mfxU8 *) GST_VIDEO_FRAME_PLANE_DATA (&frame, 1);
mfx_surface->Data.Pitch = (mfxU16) stride;
break;
case GST_VIDEO_FORMAT_I420:
mfx_surface->Data.Y = (mfxU8 *) GST_VIDEO_FRAME_PLANE_DATA (&frame, 0);
mfx_surface->Data.U = (mfxU8 *) GST_VIDEO_FRAME_PLANE_DATA (&frame, 1);
mfx_surface->Data.V = (mfxU8 *) GST_VIDEO_FRAME_PLANE_DATA (&frame, 2);
mfx_surface->Data.Pitch = (mfxU16) stride;
break;
case GST_VIDEO_FORMAT_YUY2:
mfx_surface->Data.Y = (mfxU8 *) GST_VIDEO_FRAME_PLANE_DATA (&frame, 0);
mfx_surface->Data.U = mfx_surface->Data.Y + 1;
mfx_surface->Data.V = mfx_surface->Data.Y + 3;
mfx_surface->Data.Pitch = (mfxU16) stride;
break;
case GST_VIDEO_FORMAT_UYVY:
mfx_surface->Data.Y = (mfxU8 *) GST_VIDEO_FRAME_PLANE_DATA (&frame, 0);
mfx_surface->Data.U = mfx_surface->Data.Y;
mfx_surface->Data.V = mfx_surface->Data.U + 2;
mfx_surface->Data.Pitch = (mfxU16) stride;
break;
case GST_VIDEO_FORMAT_VUYA:
mfx_surface->Data.V = (mfxU8 *) GST_VIDEO_FRAME_PLANE_DATA (&frame, 0);
mfx_surface->Data.U = mfx_surface->Data.V + 1;
mfx_surface->Data.Y = mfx_surface->Data.V + 2;
mfx_surface->Data.A = mfx_surface->Data.V + 3;
mfx_surface->Data.PitchHigh = (mfxU16) (stride / (1 << 16));
mfx_surface->Data.PitchLow = (mfxU16) (stride % (1 << 16));
break;
case GST_VIDEO_FORMAT_BGRA:
case GST_VIDEO_FORMAT_BGRx:
mfx_surface->Data.B = (mfxU8 *) GST_VIDEO_FRAME_PLANE_DATA (&frame, 0);
mfx_surface->Data.G = mfx_surface->Data.B + 1;
mfx_surface->Data.R = mfx_surface->Data.B + 2;
mfx_surface->Data.A = mfx_surface->Data.B + 3;
mfx_surface->Data.Pitch = (mfxU16) stride;
break;
case GST_VIDEO_FORMAT_Y210:
case GST_VIDEO_FORMAT_Y212_LE:
mfx_surface->Data.Y = (mfxU8 *) GST_VIDEO_FRAME_PLANE_DATA (&frame, 0);
mfx_surface->Data.U = mfx_surface->Data.Y + 2;
mfx_surface->Data.V = mfx_surface->Data.Y + 6;
mfx_surface->Data.Pitch = (mfxU16) stride;
break;
case GST_VIDEO_FORMAT_Y410:
mfx_surface->Data.Y410 =
(mfxY410 *) GST_VIDEO_FRAME_PLANE_DATA (&frame, 0);
mfx_surface->Data.Pitch = stride;
break;
case GST_VIDEO_FORMAT_Y412_LE:
mfx_surface->Data.U = (mfxU8 *) GST_VIDEO_FRAME_PLANE_DATA (&frame, 0);
mfx_surface->Data.Y = mfx_surface->Data.Y + 2;
mfx_surface->Data.V = mfx_surface->Data.Y + 4;
mfx_surface->Data.A = mfx_surface->Data.Y + 6;
mfx_surface->Data.Pitch = (mfxU16) stride;
break;
default:
g_assert_not_reached ();
break;
}
gst_video_frame_unmap (&frame);
return TRUE;
}
GstMsdkSurface *
gst_msdk_import_sys_mem_to_msdk_surface (GstBuffer * buf, GstVideoInfo info)
{
GstMsdkSurface *msdk_surface = NULL;
GstMapInfo map_info;
mfxFrameInfo frame_info = { 0, };
mfxFrameSurface1 *mfx_surface = NULL;
if (!gst_buffer_map (buf, &map_info, GST_MAP_READ)) {
GST_ERROR ("Failed to map buffer");
return msdk_surface;
}
mfx_surface = g_slice_new0 (mfxFrameSurface1);
mfx_surface->Data.MemId = (mfxMemId) map_info.data;
if (!map_data (buf, mfx_surface, info)) {
g_slice_free (mfxFrameSurface1, mfx_surface);
return msdk_surface;
}
gst_buffer_unmap (buf, &map_info);
gst_msdk_set_mfx_frame_info_from_video_info (&frame_info, &info);
mfx_surface->Info = frame_info;
msdk_surface = g_slice_new0 (GstMsdkSurface);
msdk_surface->surface = mfx_surface;
return msdk_surface;
}