mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-10-04 17:52:29 +00:00
Factor out image utilities.
This commit is contained in:
gb
parent
22fe28b823
commit
9248f18735
4 changed files with 372 additions and 265 deletions
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@ -42,7 +42,7 @@ test_surfaces_SOURCES = test-surfaces.c
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test_surfaces_CFLAGS = $(TEST_CFLAGS) $(TEST_X11_CFLAGS)
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test_surfaces_LDADD = $(TEST_LIBS) $(TEST_X11_LIBS)
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test_windows_SOURCES = test-windows.c
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test_windows_SOURCES = test-windows.c image.c
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test_windows_CFLAGS = $(TEST_CFLAGS) $(TEST_X11_CFLAGS)
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test_windows_LDADD = $(TEST_LIBS) $(TEST_X11_LIBS)
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320
tests/image.c
Normal file
320
tests/image.c
Normal file
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@ -0,0 +1,320 @@
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/*
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* image.c - Image utilities for the tests
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*
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* gstreamer-vaapi (C) 2010 Splitted-Desktop Systems
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "image.h"
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GstVaapiImage *
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image_generate(
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GstVaapiDisplay *display,
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GstVaapiImageFormat format,
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guint width,
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guint height
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)
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{
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const guint w = width;
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const guint h = height;
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GstVaapiImage *image;
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image = gst_vaapi_image_new(display, format, w, h);
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if (!image)
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return NULL;
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if (image_draw_rectangle(image, 0, 0, w/2, h/2, 0xffff0000) &&
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image_draw_rectangle(image, w/2, 0, w/2, h/2, 0xff00ff00) &&
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image_draw_rectangle(image, 0, h/2, w/2, h/2, 0xff0000ff) &&
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image_draw_rectangle(image, w/2, h/2, w/2, h/2, 0xff000000))
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return image;
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g_object_unref(image);
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return NULL;
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}
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typedef void (*DrawRectFunc)(
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guchar *pixels[3],
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guint stride[3],
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gint x,
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gint y,
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guint width,
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guint height,
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guint32 color
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);
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static void draw_rect_ARGB(
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guchar *pixels[3],
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guint stride[3],
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gint x,
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gint y,
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guint width,
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guint height,
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guint32 color
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)
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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 draw_rect_BGRA(
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guchar *pixels[3],
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guint stride[3],
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gint x,
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gint y,
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guint width,
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guint height,
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guint32 color
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)
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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 draw_rect_RGBA(
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guchar *pixels[3],
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guint stride[3],
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gint x,
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gint y,
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guint width,
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guint height,
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guint32 color
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)
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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 draw_rect_ABGR(
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guchar *pixels[3],
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guint stride[3],
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gint x,
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gint y,
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guint width,
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guint height,
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guint32 color
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)
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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) |
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((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 draw_rect_NV12( // Y, UV planes
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guchar *pixels[3],
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guint stride[3],
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gint x,
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gint y,
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guint width,
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guint height,
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guint32 color
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)
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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 draw_rect_YV12( // Y, V, U planes
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guchar *pixels[3],
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guint stride[3],
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gint x,
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gint y,
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guint width,
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guint height,
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guint32 color
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)
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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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pU = pixels[1] + y * stride[1] + x;
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pV = 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 draw_rect_I420( // Y, U, V planes
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guchar *pixels[3],
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guint stride[3],
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gint x,
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gint y,
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guint width,
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guint height,
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guint32 color
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)
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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 draw_rect_AYUV(
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guchar *pixels[3],
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guint stride[3],
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gint x,
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gint y,
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guint width,
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guint height,
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guint32 color
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)
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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 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 = (( 263 * r + 516 * g + 100 * b) >> 10) + 16;
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const guint32 u = ((-152 * r - 298 * g + 450 * b) >> 10) + 128;
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const guint32 v = (( 450 * r - 376 * g - 73 * 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(
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GstVaapiImage *image,
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gint x,
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gint y,
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guint width,
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guint height,
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guint32 color
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)
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{
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const GstVaapiImageFormat 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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GstVaapiImageFormat format;
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DrawRectFunc draw_rect;
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}
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map[] = {
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#define _(FORMAT) { GST_VAAPI_IMAGE_##FORMAT, draw_rect_##FORMAT }
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_(ARGB),
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_(BGRA),
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_(RGBA),
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_(ABGR),
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_(NV12),
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_(YV12),
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_(I420),
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_(AYUV),
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#undef _
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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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display = gst_vaapi_object_get_display(GST_VAAPI_OBJECT(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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}
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if (gst_vaapi_image_format_is_yuv(image_format))
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color = argb2yuv(color);
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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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gst_vaapi_display_lock(display);
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draw_rect(pixels, stride, x, y, width, height, color);
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gst_vaapi_display_unlock(display);
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return gst_vaapi_image_unmap(image);
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}
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44
tests/image.h
Normal file
44
tests/image.h
Normal file
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@ -0,0 +1,44 @@
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/*
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* image.h - Image utilities for the tests
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*
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* gstreamer-vaapi (C) 2010 Splitted-Desktop Systems
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#ifndef IMAGE_H
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#define IMAGE_H
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#include <gst/vaapi/gstvaapiimage.h>
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GstVaapiImage *
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image_generate(
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GstVaapiDisplay *display,
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GstVaapiImageFormat format,
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guint width,
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guint height
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);
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gboolean
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image_draw_rectangle(
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GstVaapiImage *image,
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gint x,
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gint y,
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guint width,
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guint height,
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guint32 color
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);
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#endif /* IMAGE_H */
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@ -22,6 +22,7 @@
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#include <gst/vaapi/gstvaapiwindow_x11.h>
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#include <gst/vaapi/gstvaapisurface.h>
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#include <gst/vaapi/gstvaapiimage.h>
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#include "image.h"
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static inline void pause(void)
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{
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@ -29,261 +30,6 @@ static inline void pause(void)
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getchar();
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}
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typedef void (*DrawRectFunc)(
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guchar *pixels[3],
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guint stride[3],
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gint x,
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gint y,
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guint width,
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guint height,
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guint32 color
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);
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static void draw_rect_ARGB(
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guchar *pixels[3],
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guint stride[3],
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gint x,
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gint y,
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guint width,
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guint height,
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guint32 color
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)
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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 draw_rect_BGRA(
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guchar *pixels[3],
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guint stride[3],
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gint x,
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gint y,
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guint width,
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guint height,
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guint32 color
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)
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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 draw_rect_RGBA(
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guchar *pixels[3],
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guint stride[3],
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gint x,
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gint y,
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guint width,
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guint height,
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guint32 color
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)
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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 draw_rect_ABGR(
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guchar *pixels[3],
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guint stride[3],
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gint x,
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gint y,
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guint width,
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guint height,
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guint32 color
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)
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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) |
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((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 draw_rect_NV12( // Y, UV planes
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guchar *pixels[3],
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guint stride[3],
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gint x,
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gint y,
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guint width,
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guint height,
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guint32 color
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)
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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 draw_rect_YV12( // Y, U, V planes
|
||||
guchar *pixels[3],
|
||||
guint stride[3],
|
||||
gint x,
|
||||
gint y,
|
||||
guint width,
|
||||
guint height,
|
||||
guint32 color
|
||||
)
|
||||
{
|
||||
const guchar Y = color >> 16;
|
||||
const guchar Cb = color >> 8;
|
||||
const guchar Cr = color;
|
||||
guchar *pY, *pU, *pV;
|
||||
guint i, j;
|
||||
|
||||
pY = pixels[0] + y * stride[0] + x;
|
||||
for (j = 0; j < height; j++, pY += stride[0])
|
||||
for (i = 0; i < width; i++)
|
||||
pY[i] = Y;
|
||||
|
||||
x /= 2;
|
||||
y /= 2;
|
||||
width /= 2;
|
||||
height /= 2;
|
||||
|
||||
pU = pixels[1] + y * stride[1] + x;
|
||||
pV = pixels[2] + y * stride[2] + x;
|
||||
for (j = 0; j < height; j++, pU += stride[1], pV += stride[2])
|
||||
for (i = 0; i < width; i++) {
|
||||
pU[i] = Cb;
|
||||
pV[i] = Cr;
|
||||
}
|
||||
}
|
||||
|
||||
static void draw_rect_AYUV(
|
||||
guchar *pixels[3],
|
||||
guint stride[3],
|
||||
gint x,
|
||||
gint y,
|
||||
guint width,
|
||||
guint height,
|
||||
guint32 color
|
||||
)
|
||||
{
|
||||
guint i, j;
|
||||
|
||||
color = color | 0xff000000;
|
||||
|
||||
for (j = 0; j < height; j++) {
|
||||
guint32 *p = (guint32 *)(pixels[0] + (y + j) * stride[0] + x * 4);
|
||||
for (i = 0; i < width; i++)
|
||||
p[i] = color;
|
||||
}
|
||||
}
|
||||
|
||||
static gboolean draw_rgb_rects(GstVaapiImage *image)
|
||||
{
|
||||
GstVaapiImageFormat format = GST_VAAPI_IMAGE_FORMAT(image);
|
||||
guint w = GST_VAAPI_IMAGE_WIDTH(image);
|
||||
guint h = GST_VAAPI_IMAGE_HEIGHT(image);
|
||||
guchar *pixels[3];
|
||||
guint stride[3];
|
||||
guint32 red_color, green_color, blue_color, black_color;
|
||||
DrawRectFunc draw_rect;
|
||||
|
||||
if (!gst_vaapi_image_map(image))
|
||||
return FALSE;
|
||||
|
||||
switch (format) {
|
||||
case GST_VAAPI_IMAGE_ARGB:
|
||||
draw_rect = draw_rect_ARGB;
|
||||
goto RGB_colors;
|
||||
case GST_VAAPI_IMAGE_BGRA:
|
||||
draw_rect = draw_rect_BGRA;
|
||||
goto RGB_colors;
|
||||
case GST_VAAPI_IMAGE_RGBA:
|
||||
draw_rect = draw_rect_RGBA;
|
||||
goto RGB_colors;
|
||||
case GST_VAAPI_IMAGE_ABGR:
|
||||
draw_rect = draw_rect_ABGR;
|
||||
RGB_colors:
|
||||
pixels[0] = gst_vaapi_image_get_plane(image, 0);
|
||||
stride[0] = gst_vaapi_image_get_pitch(image, 0);
|
||||
red_color = 0xffff0000;
|
||||
green_color = 0xff00ff00;
|
||||
blue_color = 0xff0000ff;
|
||||
black_color = 0xff000000;
|
||||
break;
|
||||
case GST_VAAPI_IMAGE_NV12:
|
||||
draw_rect = draw_rect_NV12;
|
||||
pixels[0] = gst_vaapi_image_get_plane(image, 0);
|
||||
stride[0] = gst_vaapi_image_get_pitch(image, 0);
|
||||
pixels[1] = gst_vaapi_image_get_plane(image, 1);
|
||||
stride[1] = gst_vaapi_image_get_pitch(image, 1);
|
||||
goto YUV_colors;
|
||||
case GST_VAAPI_IMAGE_YV12:
|
||||
draw_rect = draw_rect_YV12;
|
||||
pixels[0] = gst_vaapi_image_get_plane(image, 0);
|
||||
stride[0] = gst_vaapi_image_get_pitch(image, 0);
|
||||
pixels[1] = gst_vaapi_image_get_plane(image, 2);
|
||||
stride[1] = gst_vaapi_image_get_pitch(image, 2);
|
||||
pixels[2] = gst_vaapi_image_get_plane(image, 1);
|
||||
stride[2] = gst_vaapi_image_get_pitch(image, 1);
|
||||
goto YUV_colors;
|
||||
case GST_VAAPI_IMAGE_I420:
|
||||
draw_rect = draw_rect_YV12;
|
||||
pixels[0] = gst_vaapi_image_get_plane(image, 0);
|
||||
stride[0] = gst_vaapi_image_get_pitch(image, 0);
|
||||
pixels[1] = gst_vaapi_image_get_plane(image, 1);
|
||||
stride[1] = gst_vaapi_image_get_pitch(image, 1);
|
||||
pixels[2] = gst_vaapi_image_get_plane(image, 2);
|
||||
stride[2] = gst_vaapi_image_get_pitch(image, 2);
|
||||
goto YUV_colors;
|
||||
case GST_VAAPI_IMAGE_AYUV:
|
||||
draw_rect = draw_rect_AYUV;
|
||||
pixels[0] = gst_vaapi_image_get_plane(image, 0);
|
||||
stride[0] = gst_vaapi_image_get_pitch(image, 0);
|
||||
YUV_colors:
|
||||
red_color = 0x515af0;
|
||||
green_color = 0x913622;
|
||||
blue_color = 0x29f06e;
|
||||
black_color = 0x108080;
|
||||
break;
|
||||
default:
|
||||
gst_vaapi_image_unmap(image);
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
draw_rect(pixels, stride, 0, 0, w/2, h/2, red_color);
|
||||
draw_rect(pixels, stride, w/2, 0, w/2, h/2, green_color);
|
||||
draw_rect(pixels, stride, 0, h/2, w/2, h/2, blue_color);
|
||||
draw_rect(pixels, stride, w/2, h/2, w/2, h/2, black_color);
|
||||
|
||||
if (!gst_vaapi_image_unmap(image))
|
||||
return FALSE;
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
static gboolean
|
||||
upload_image(GstVaapiSurface *surface, GstVaapiImage *image)
|
||||
{
|
||||
|
|
@ -364,15 +110,12 @@ main(int argc, char *argv[])
|
|||
for (i = 0; image_formats[i]; i++) {
|
||||
const GstVaapiImageFormat format = image_formats[i];
|
||||
|
||||
image = gst_vaapi_image_new(display, format, width, height);
|
||||
if (!image)
|
||||
continue;
|
||||
|
||||
if (!draw_rgb_rects(image))
|
||||
g_error("could not draw RGB rectangles");
|
||||
|
||||
image = image_generate(display, format, width, height);
|
||||
if (image) {
|
||||
if (upload_image(surface, image))
|
||||
break;
|
||||
g_object_unref(image);
|
||||
}
|
||||
}
|
||||
if (!image)
|
||||
g_error("could not create Gst/VA image");
|
||||
|
|
|
|||
Loading…
Reference in a new issue