mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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285 lines
8.2 KiB
C
285 lines
8.2 KiB
C
/*
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* test-windows.c - Test GstVaapiWindow
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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 <gst/vaapi/gstvaapidisplay_x11.h>
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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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static inline void pause(void)
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{
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g_print("Press any key to continue...\n");
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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_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
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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 gboolean draw_rgb_rects(GstVaapiImage *image)
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{
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GstVaapiImageFormat format = GST_VAAPI_IMAGE_FORMAT(image);
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guint w = GST_VAAPI_IMAGE_WIDTH(image);
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guint h = GST_VAAPI_IMAGE_HEIGHT(image);
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guchar *pixels[3];
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guint stride[3];
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guint32 red_color, green_color, blue_color, black_color;
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DrawRectFunc draw_rect;
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if (!gst_vaapi_image_map(image))
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return FALSE;
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switch (format) {
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case GST_VAAPI_IMAGE_NV12:
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draw_rect = draw_rect_NV12;
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pixels[0] = gst_vaapi_image_get_plane(image, 0);
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stride[0] = gst_vaapi_image_get_pitch(image, 0);
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pixels[1] = gst_vaapi_image_get_plane(image, 1);
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stride[1] = gst_vaapi_image_get_pitch(image, 1);
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goto YUV_colors;
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case GST_VAAPI_IMAGE_YV12:
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draw_rect = draw_rect_YV12;
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pixels[0] = gst_vaapi_image_get_plane(image, 0);
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stride[0] = gst_vaapi_image_get_pitch(image, 0);
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pixels[1] = gst_vaapi_image_get_plane(image, 2);
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stride[1] = gst_vaapi_image_get_pitch(image, 2);
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pixels[2] = gst_vaapi_image_get_plane(image, 1);
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stride[2] = gst_vaapi_image_get_pitch(image, 1);
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goto YUV_colors;
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case GST_VAAPI_IMAGE_I420:
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draw_rect = draw_rect_YV12;
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pixels[0] = gst_vaapi_image_get_plane(image, 0);
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stride[0] = gst_vaapi_image_get_pitch(image, 0);
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pixels[1] = gst_vaapi_image_get_plane(image, 1);
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stride[1] = gst_vaapi_image_get_pitch(image, 1);
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pixels[2] = gst_vaapi_image_get_plane(image, 2);
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stride[2] = gst_vaapi_image_get_pitch(image, 2);
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YUV_colors:
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red_color = 0x515af0;
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green_color = 0x913622;
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blue_color = 0x29f06e;
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black_color = 0x108080;
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break;
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default:
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gst_vaapi_image_unmap(image);
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return FALSE;
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}
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draw_rect(pixels, stride, 0, 0, w/2, h/2, red_color);
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draw_rect(pixels, stride, w/2, 0, w/2, h/2, green_color);
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draw_rect(pixels, stride, 0, h/2, w/2, h/2, blue_color);
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draw_rect(pixels, stride, w/2, h/2, w/2, h/2, black_color);
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if (!gst_vaapi_image_unmap(image))
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return FALSE;
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return TRUE;
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}
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int
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main(int argc, char *argv[])
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{
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GstVaapiDisplay *display;
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GstVaapiWindow *window;
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GstVaapiSurface *surface;
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GstVaapiImage *image = NULL;
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GstVaapiImageFormat format;
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guint flags = GST_VAAPI_PICTURE_STRUCTURE_FRAME;
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guint i;
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static const GstVaapiImageFormat image_formats[] = {
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GST_VAAPI_IMAGE_NV12,
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GST_VAAPI_IMAGE_YV12,
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GST_VAAPI_IMAGE_I420,
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0
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};
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static const GstVaapiChromaType chroma_type = GST_VAAPI_CHROMA_TYPE_YUV420;
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static const guint width = 320;
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static const guint height = 240;
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static const guint win_width = 640;
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static const guint win_height = 480;
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gst_init(&argc, &argv);
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display = gst_vaapi_display_x11_new(NULL);
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if (!display)
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g_error("could not create Gst/VA display");
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surface = gst_vaapi_surface_new(display, chroma_type, width, height);
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if (!surface)
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g_error("could not create Gst/VA surface");
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for (i = 0; image_formats[i]; i++) {
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image = gst_vaapi_image_new(display, image_formats[i], width, height);
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if (image) {
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format = image_formats[i];
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break;
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}
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}
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if (!image)
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g_error("could not create Gst/VA image");
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if (!draw_rgb_rects(image))
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g_error("could not draw RGB rectangles");
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if (!gst_vaapi_surface_put_image(surface, image))
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g_error("could not upload image");
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if (!gst_vaapi_surface_sync(surface))
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g_error("could not complete image upload");
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g_print("#\n");
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g_print("# Create window with gst_vaapi_window_x11_new()\n");
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g_print("#\n");
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{
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window = gst_vaapi_window_x11_new(display, win_width, win_height);
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if (!window)
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g_error("could not create window");
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gst_vaapi_window_show(window);
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if (!gst_vaapi_window_put_surface(window, surface, NULL, NULL, flags))
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g_error("could not render surface");
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pause();
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g_object_unref(window);
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}
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g_print("#\n");
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g_print("# Create window with gst_vaapi_window_x11_new_with_xid()\n");
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g_print("#\n");
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{
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Display * const dpy = GST_VAAPI_DISPLAY_XDISPLAY(display);
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Window rootwin, win;
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int screen;
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unsigned long white_pixel, black_pixel;
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screen = DefaultScreen(dpy);
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rootwin = RootWindow(dpy, screen);
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white_pixel = WhitePixel(dpy, screen);
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black_pixel = BlackPixel(dpy, screen);
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win = XCreateSimpleWindow(
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dpy,
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rootwin,
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0, 0, win_width, win_height,
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0, black_pixel,
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white_pixel
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);
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if (!win)
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g_error("could not create X window");
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window = gst_vaapi_window_x11_new_with_xid(display, win);
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if (!window)
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g_error("could not create window");
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gst_vaapi_window_show(window);
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if (!gst_vaapi_window_put_surface(window, surface, NULL, NULL, flags))
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g_error("could not render surface");
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pause();
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g_object_unref(window);
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XUnmapWindow(dpy, win);
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XDestroyWindow(dpy, win);
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}
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g_object_unref(image);
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g_object_unref(surface);
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g_object_unref(display);
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gst_deinit();
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return 0;
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}
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