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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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608ce681e5
GstVaapiMiniObject and GstVaapiObject are deprecated. This is the first step to remove them by porting GstVaapiSurface as a GstMiniBuffer descendant. Signed-off-by: Víctor Manuel Jáquez Leal <vjaquez@igalia.com>
400 lines
11 KiB
C
400 lines
11 KiB
C
/*
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* image.c - Image utilities for the tests
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*
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* Copyright (C) 2010-2011 Splitted-Desktop Systems
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* Author: Gwenole Beauchesne <gwenole.beauchesne@splitted-desktop.com>
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* Copyright (C) 2013 Intel Corporation
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* Author: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1
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* of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*/
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#include "image.h"
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static gboolean
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image_draw_rectangle (GstVaapiImage * image,
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gint x, gint y, guint width, guint height, guint32 color, guint32 flags);
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static gboolean
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image_draw_color_rectangles (GstVaapiImage * image,
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guint width, guint height, const guint32 colors[4], guint32 flags)
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{
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const guint w = width / 2;
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const guint h = height / 2;
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if (!image_draw_rectangle (image, 0, 0, w, h, colors[0], flags))
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return FALSE;
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if (!image_draw_rectangle (image, w, 0, w, h, colors[1], flags))
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return FALSE;
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if (!image_draw_rectangle (image, 0, h, w, h, colors[2], flags))
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return FALSE;
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if (!image_draw_rectangle (image, w, h, w, h, colors[3], flags))
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return FALSE;
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return TRUE;
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}
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GstVaapiImage *
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image_generate (GstVaapiDisplay * display,
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GstVideoFormat format, guint width, guint height)
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{
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return image_generate_full (display, format, width, height, 0);
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}
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GstVaapiImage *
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image_generate_full (GstVaapiDisplay * display,
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GstVideoFormat format, guint width, guint height, guint32 flags)
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{
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GstVaapiImage *image;
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static const guint32 rgb_colors[4] =
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{ 0xffff0000, 0xff00ff00, 0xff0000ff, 0xff000000 };
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static const guint32 bgr_colors[4] =
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{ 0xff000000, 0xff0000ff, 0xff00ff00, 0xffff0000 };
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static const guint32 inv_colors[4] =
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{ 0xffdeadc0, 0xffdeadc0, 0xffdeadc0, 0xffdeadc0 };
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image = gst_vaapi_image_new (display, format, width, height);
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if (!image)
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return NULL;
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if (flags) {
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if (!image_draw_color_rectangles (image, width, height,
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((flags & GST_VAAPI_PICTURE_STRUCTURE_TOP_FIELD) ?
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rgb_colors : inv_colors),
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GST_VAAPI_PICTURE_STRUCTURE_TOP_FIELD))
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goto error;
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if (!image_draw_color_rectangles (image, width, height,
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((flags & GST_VAAPI_PICTURE_STRUCTURE_BOTTOM_FIELD) ?
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bgr_colors : inv_colors),
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GST_VAAPI_PICTURE_STRUCTURE_BOTTOM_FIELD))
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goto error;
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} else if (!image_draw_color_rectangles (image, width, height, rgb_colors, 0))
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goto error;
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return image;
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error:
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gst_vaapi_image_unref (image);
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return NULL;
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}
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typedef void (*DrawRectFunc) (guchar * pixels[3],
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guint stride[3], gint x, gint y, guint width, guint height, guint32 color);
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static void
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draw_rect_ARGB (guchar * pixels[3],
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guint stride[3], gint x, gint y, guint width, guint height, guint32 color)
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{
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guint i, j;
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color = GUINT32_TO_BE (color);
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for (j = 0; j < height; j++) {
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guint32 *p = (guint32 *) (pixels[0] + (y + j) * stride[0] + x * 4);
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for (i = 0; i < width; i++)
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p[i] = color;
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}
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}
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static void
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draw_rect_BGRA (guchar * pixels[3],
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guint stride[3], gint x, gint y, guint width, guint height, guint32 color)
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{
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// Converts ARGB color to BGRA
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color = GUINT32_SWAP_LE_BE (color);
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draw_rect_ARGB (pixels, stride, x, y, width, height, color);
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}
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static void
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draw_rect_RGBA (guchar * pixels[3],
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guint stride[3], gint x, gint y, guint width, guint height, guint32 color)
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{
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// Converts ARGB color to RGBA
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color = ((color >> 24) & 0xff) | ((color & 0xffffff) << 8);
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draw_rect_ARGB (pixels, stride, x, y, width, height, color);
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}
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static void
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draw_rect_ABGR (guchar * pixels[3],
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guint stride[3], gint x, gint y, guint width, guint height, guint32 color)
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{
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// Converts ARGB color to ABGR
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color = ((color & 0xff00ff00) |
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((color >> 16) & 0xff) | ((color & 0xff) << 16));
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draw_rect_ARGB (pixels, stride, x, y, width, height, color);
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}
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static void
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draw_rect_NV12 ( // Y, UV planes
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guchar * pixels[3],
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guint stride[3], gint x, gint y, guint width, guint height, guint32 color)
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{
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const guchar Y = color >> 16;
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const guchar Cb = color >> 8;
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const guchar Cr = color;
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guchar *dst;
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guint i, j;
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dst = pixels[0] + y * stride[0] + x;
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for (j = 0; j < height; j++, dst += stride[0])
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for (i = 0; i < width; i++)
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dst[i] = Y;
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x /= 2;
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y /= 2;
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width /= 2;
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height /= 2;
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dst = pixels[1] + y * stride[1] + x * 2;
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for (j = 0; j < height; j++, dst += stride[1])
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for (i = 0; i < width; i++) {
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dst[2 * i + 0] = Cb;
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dst[2 * i + 1] = Cr;
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}
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}
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static void
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draw_rect_YV12 ( // Y, V, U planes
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guchar * pixels[3],
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guint stride[3], gint x, gint y, guint width, guint height, guint32 color)
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{
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const guchar Y = color >> 16;
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const guchar Cb = color >> 8;
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const guchar Cr = color;
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guchar *pY, *pU, *pV;
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guint i, j;
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pY = pixels[0] + y * stride[0] + x;
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for (j = 0; j < height; j++, pY += stride[0])
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for (i = 0; i < width; i++)
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pY[i] = Y;
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x /= 2;
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y /= 2;
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width /= 2;
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height /= 2;
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pV = pixels[1] + y * stride[1] + x;
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pU = pixels[2] + y * stride[2] + x;
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for (j = 0; j < height; j++, pU += stride[1], pV += stride[2])
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for (i = 0; i < width; i++) {
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pU[i] = Cb;
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pV[i] = Cr;
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}
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}
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static void
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draw_rect_I420 ( // Y, U, V planes
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guchar * pixels[3],
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guint stride[3], gint x, gint y, guint width, guint height, guint32 color)
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{
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guchar *new_pixels[3] = { pixels[0], pixels[2], pixels[1] };
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guint new_stride[3] = { stride[0], stride[2], stride[1] };
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draw_rect_YV12 (new_pixels, new_stride, x, y, width, height, color);
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}
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static void
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draw_rect_YUV422 (guchar * pixels[3], guint stride[3],
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gint x, gint y, guint width, guint height, guint32 color)
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{
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guint i, j;
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width /= 2;
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for (j = 0; j < height; j++) {
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guint32 *const p = (guint32 *)
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(pixels[0] + (y + j) * stride[0] + x * 2);
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for (i = 0; i < width; i++)
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p[i] = color;
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}
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}
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static void
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draw_rect_YUY2 (guchar * pixels[3], guint stride[3],
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gint x, gint y, guint width, guint height, guint32 color)
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{
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const guchar Y = color >> 16;
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const guchar Cb = color >> 8;
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const guchar Cr = color;
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color = (Y << 24) | (Cb << 16) | (Y << 8) | Cr;
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draw_rect_YUV422 (pixels, stride, x, y, width, height, GUINT32_TO_BE (color));
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}
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static void
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draw_rect_UYVY (guchar * pixels[3], guint stride[3],
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gint x, gint y, guint width, guint height, guint32 color)
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{
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const guchar Y = color >> 16;
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const guchar Cb = color >> 8;
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const guchar Cr = color;
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color = (Cb << 24) | (Y << 16) | (Cr << 8) | Y;
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draw_rect_YUV422 (pixels, stride, x, y, width, height, GUINT32_TO_BE (color));
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}
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static void
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draw_rect_AYUV (guchar * pixels[3],
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guint stride[3], gint x, gint y, guint width, guint height, guint32 color)
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{
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guint i, j;
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color = color | 0xff000000;
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for (j = 0; j < height; j++) {
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guint32 *p = (guint32 *) (pixels[0] + (y + j) * stride[0] + x * 4);
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for (i = 0; i < width; i++)
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p[i] = color;
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}
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}
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static inline guint32
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argb2yuv (guint32 color)
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{
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const gint32 r = (color >> 16) & 0xff;
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const gint32 g = (color >> 8) & 0xff;
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const gint32 b = (color) & 0xff;
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const guint32 y = ((306 * r + 601 * g + 116 * b) >> 10);
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const guint32 u = ((-172 * r - 339 * g + 512 * b) >> 10) + 128;
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const guint32 v = ((512 * r - 428 * g - 83 * b) >> 10) + 128;
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return (y << 16) | (u << 8) | v;
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}
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gboolean
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image_draw_rectangle (GstVaapiImage * image,
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gint x, gint y, guint width, guint height, guint32 color, guint32 flags)
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{
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const GstVideoFormat image_format = gst_vaapi_image_get_format (image);
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const guint image_width = gst_vaapi_image_get_width (image);
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const guint image_height = gst_vaapi_image_get_height (image);
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GstVaapiDisplay *display;
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guchar *pixels[3];
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guint stride[3];
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DrawRectFunc draw_rect = NULL;
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guint i;
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static const struct
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{
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GstVideoFormat format;
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DrawRectFunc draw_rect;
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}
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map[] = {
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#define _(FORMAT) { GST_VIDEO_FORMAT_##FORMAT, draw_rect_##FORMAT }
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_(ARGB),
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_(BGRA),
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_(RGBA), _(ABGR), _(NV12), _(YV12), _(I420), _(YUY2), _(UYVY), _(AYUV),
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#undef _
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{
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0,}
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};
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for (i = 0; !draw_rect && map[i].format; i++)
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if (map[i].format == image_format)
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draw_rect = map[i].draw_rect;
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if (!draw_rect)
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return FALSE;
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if (x < 0)
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x = 0;
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if (y < 0)
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y = 0;
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if (width > image_width - x)
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width = image_width - x;
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if (height > image_height - y)
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height = image_height - y;
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display = gst_vaapi_image_get_display (image);
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if (!display)
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return FALSE;
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if (!gst_vaapi_image_map (image))
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return FALSE;
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for (i = 0; i < gst_vaapi_image_get_plane_count (image); i++) {
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pixels[i] = gst_vaapi_image_get_plane (image, i);
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stride[i] = gst_vaapi_image_get_pitch (image, i);
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switch (flags) {
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case GST_VAAPI_PICTURE_STRUCTURE_BOTTOM_FIELD:
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pixels[i] += stride[i];
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// fall-through
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case GST_VAAPI_PICTURE_STRUCTURE_TOP_FIELD:
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stride[i] *= 2;
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break;
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}
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}
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if (flags)
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y /= 2, height /= 2;
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if (gst_vaapi_video_format_is_yuv (image_format))
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color = argb2yuv (color);
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draw_rect (pixels, stride, x, y, width, height, color);
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return gst_vaapi_image_unmap (image);
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}
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gboolean
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image_upload (GstVaapiImage * image, GstVaapiSurface * surface)
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{
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GstVaapiDisplay *display;
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GstVideoFormat format;
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GstVaapiImage *surface_image;
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GstVaapiSubpicture *subpicture;
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gboolean success;
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display = gst_vaapi_surface_get_display (surface);
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if (!display)
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return FALSE;
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format = gst_vaapi_image_get_format (image);
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if (!format)
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return FALSE;
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if (gst_vaapi_surface_put_image (surface, image))
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return TRUE;
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surface_image = gst_vaapi_surface_derive_image (surface);
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if (surface_image) {
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success = gst_vaapi_image_copy (surface_image, image);
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gst_vaapi_image_unref (surface_image);
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if (success)
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return TRUE;
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}
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g_print ("could not upload %s image to surface\n",
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gst_vaapi_video_format_to_string (format));
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if (!gst_vaapi_display_has_subpicture_format (display, format, NULL))
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return FALSE;
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g_print ("trying as a subpicture\n");
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subpicture = gst_vaapi_subpicture_new (image, 0);
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if (!subpicture)
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g_error ("could not create VA subpicture");
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if (!gst_vaapi_surface_associate_subpicture (surface, subpicture, NULL, NULL))
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g_error ("could not associate subpicture to surface");
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/* The surface holds a reference to the subpicture. This is safe */
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gst_vaapi_object_unref (subpicture);
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return TRUE;
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}
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