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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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946 lines
25 KiB
C
946 lines
25 KiB
C
/* GStreamer
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* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
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* <2004> Benjamin Otte <otte@gnome.org>
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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 Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 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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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "gstvideoimage.h"
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#ifdef HAVE_LIBOIL
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#include <liboil/liboil.h>
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#endif
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#include <string.h>
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const GstVideoColor GST_VIDEO_COLOR_WHITE = { 255, 128, 128, 255, 255, 255 };
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const GstVideoColor GST_VIDEO_COLOR_YELLOW = { 226, 0, 155, 255, 255, 0 };
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const GstVideoColor GST_VIDEO_COLOR_CYAN = { 179, 170, 0, 0, 255, 255 };
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const GstVideoColor GST_VIDEO_COLOR_GREEN = { 150, 46, 21, 0, 255, 0 };
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const GstVideoColor GST_VIDEO_COLOR_MAGENTA = { 105, 212, 235, 255, 0, 255 };
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const GstVideoColor GST_VIDEO_COLOR_RED = { 76, 85, 255, 255, 0, 0 };
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const GstVideoColor GST_VIDEO_COLOR_BLUE = { 29, 255, 107, 0, 0, 255 };
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const GstVideoColor GST_VIDEO_COLOR_BLACK = { 16, 128, 128, 0, 0, 0 };
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const GstVideoColor GST_VIDEO_COLOR_NEG_I = { 16, 198, 21, 0, 0, 128 };
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const GstVideoColor GST_VIDEO_COLOR_POS_Q = { 16, 235, 198, 0, 128, 255 };
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const GstVideoColor GST_VIDEO_COLOR_SUPER_BLACK = { 0, 128, 128, 0, 0, 0 };
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const GstVideoColor GST_VIDEO_COLOR_DARK_GREY = { 32, 128, 128, 32, 32, 32 };
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const GstVideoFormat *
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gst_video_format_find_by_structure (const GstStructure * structure)
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{
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int i;
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const char *media_type = gst_structure_get_name (structure);
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int ret;
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g_return_val_if_fail (structure, NULL);
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if (strcmp (media_type, "video/x-raw-yuv") == 0) {
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char *s;
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int fourcc;
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guint32 format;
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ret = gst_structure_get_fourcc (structure, "format", &format);
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if (!ret)
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return NULL;
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for (i = 0; i < gst_video_format_count; i++) {
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s = gst_video_format_list[i].fourcc;
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//g_print("testing " GST_FOURCC_FORMAT " and %s\n", GST_FOURCC_ARGS(format), s);
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fourcc = GST_MAKE_FOURCC (s[0], s[1], s[2], s[3]);
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if (fourcc == format) {
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return gst_video_format_list + i;
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}
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}
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} else if (strcmp (media_type, "video/x-raw-rgb") == 0) {
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int red_mask;
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int green_mask;
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int blue_mask;
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int depth;
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int bpp;
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ret = gst_structure_get_int (structure, "red_mask", &red_mask);
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ret &= gst_structure_get_int (structure, "green_mask", &green_mask);
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ret &= gst_structure_get_int (structure, "blue_mask", &blue_mask);
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ret &= gst_structure_get_int (structure, "depth", &depth);
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ret &= gst_structure_get_int (structure, "bpp", &bpp);
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for (i = 0; i < gst_video_format_count; i++) {
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if (strcmp (gst_video_format_list[i].fourcc, "RGB ") == 0 &&
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gst_video_format_list[i].red_mask == red_mask &&
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gst_video_format_list[i].green_mask == green_mask &&
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gst_video_format_list[i].blue_mask == blue_mask &&
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gst_video_format_list[i].depth == depth &&
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gst_video_format_list[i].bitspp == bpp) {
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return gst_video_format_list + i;
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}
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}
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return NULL;
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}
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g_critical ("format not found for media type %s", media_type);
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return NULL;
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}
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const GstVideoFormat *
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gst_video_format_find_by_fourcc (int find_fourcc)
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{
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int i;
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for (i = 0; i < gst_video_format_count; i++) {
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char *s;
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int fourcc;
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s = gst_video_format_list[i].fourcc;
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fourcc = GST_MAKE_FOURCC (s[0], s[1], s[2], s[3]);
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if (find_fourcc == fourcc) {
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/* If YUV format, it's good */
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if (!gst_video_format_list[i].ext_caps) {
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return gst_video_format_list + i;
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}
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return gst_video_format_list + i;
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}
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}
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return NULL;
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}
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const GstVideoFormat *
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gst_video_format_find_by_name (const char *name)
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{
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int i;
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for (i = 0; i < gst_video_format_count; i++) {
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if (strcmp (name, gst_video_format_list[i].name) == 0) {
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return gst_video_format_list + i;
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}
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}
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return NULL;
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}
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GstStructure *
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gst_video_format_get_structure (const GstVideoFormat * format)
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{
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unsigned int fourcc;
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g_return_val_if_fail (format, NULL);
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fourcc =
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GST_MAKE_FOURCC (format->fourcc[0], format->fourcc[1], format->fourcc[2],
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format->fourcc[3]);
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if (format->ext_caps) {
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int endianness;
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if (format->bitspp == 16) {
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endianness = G_BYTE_ORDER;
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} else {
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endianness = G_BIG_ENDIAN;
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}
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return gst_structure_new ("video/x-raw-rgb",
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"bpp", G_TYPE_INT, format->bitspp,
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"endianness", G_TYPE_INT, endianness,
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"depth", G_TYPE_INT, format->depth,
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"red_mask", G_TYPE_INT, format->red_mask,
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"green_mask", G_TYPE_INT, format->green_mask,
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"blue_mask", G_TYPE_INT, format->blue_mask, NULL);
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} else {
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return gst_structure_new ("video/x-raw-yuv",
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"format", GST_TYPE_FOURCC, fourcc, NULL);
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}
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}
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/* returns the size in bytes for one video frame of the given dimensions
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* given the fourcc in GstVideotestsrc */
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guint
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gst_video_format_get_size (const GstVideoFormat * format, guint w, guint h)
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{
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GstVideoImage p = { 0 };
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g_return_val_if_fail (format != NULL, 0);
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g_return_val_if_fail (w > 0, 0);
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g_return_val_if_fail (h > 0, 0);
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gst_video_image_setup (&p, format, NULL, w, h);
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return (unsigned long) p.endptr;
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}
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void
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gst_video_image_setup (GstVideoImage * image, const GstVideoFormat * format,
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guint8 * data, guint w, guint h)
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{
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g_return_if_fail (image != NULL);
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g_return_if_fail (format != NULL);
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g_return_if_fail (w > 0);
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g_return_if_fail (h > 0);
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image->width = w;
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image->height = h;
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image->format = format;
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format->paint_setup (image, data);
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}
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void
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gst_video_image_paint_hline (GstVideoImage * image, gint x, gint y, gint w,
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const GstVideoColor * c)
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{
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g_return_if_fail (image != NULL);
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g_return_if_fail (c != NULL);
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g_return_if_fail (w > 0);
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/* check coords */
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if (y < 0 || y >= image->height)
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return;
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if (x < 0) {
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if (x + w < 0)
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return;
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w += x;
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x = 0;
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}
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if (x >= image->width)
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return;
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if (x + w > image->width) {
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w = image->width - x;
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}
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image->format->paint_hline (image, x, y, w, c);
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}
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void
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gst_video_image_draw_rectangle (GstVideoImage * image, gint x, gint y,
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gint w, gint h, const GstVideoColor * c, gboolean filled)
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{
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gint i;
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g_return_if_fail (image != NULL);
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g_return_if_fail (c != NULL);
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g_return_if_fail (w > 0);
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g_return_if_fail (h > 0);
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/* check coords */
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if (x < 0) {
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if (x + w < 0)
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return;
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w += x;
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x = 0;
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}
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if (x >= image->width)
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return;
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if (x + w > image->width) {
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w = image->width - x;
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}
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if (y < 0) {
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if (y + h < 0)
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return;
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h += y;
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y = 0;
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}
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if (y >= image->height)
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return;
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if (y + h > image->height) {
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y = image->height - y;
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}
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if (filled) {
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for (i = 0; i < h; i++) {
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image->format->paint_hline (image, x, y + i, w, c);
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}
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} else {
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h--;
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image->format->paint_hline (image, x, y, w, c);
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for (i = 1; i < h; i++) {
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image->format->paint_hline (image, x, y + i, 1, c);
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image->format->paint_hline (image, x + w - 1, y + i, 1, c);
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}
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image->format->paint_hline (image, x, y + h, w, c);
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}
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}
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void
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gst_video_image_copy_hline (GstVideoImage * dest, gint xdest, gint ydest,
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GstVideoImage * src, gint xsrc, gint ysrc, gint w)
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{
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g_return_if_fail (dest != NULL);
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g_return_if_fail (src != NULL);
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g_return_if_fail (dest->format == src->format);
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g_return_if_fail (w > 0);
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/* check width coords */
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if (xdest >= dest->width)
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return;
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if (xsrc >= src->width)
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return;
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if (xdest < 0) {
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xsrc -= xdest;
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w += xdest;
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xdest = 0;
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}
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if (xsrc < 0) {
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xdest -= xsrc;
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w += xsrc;
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xsrc = 0;
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}
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if (w <= 0)
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return;
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if (xdest + w > dest->width)
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w = dest->width - xdest;
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if (xsrc + w > src->width)
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w = src->width - xsrc;
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/* check height coords */
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if (ysrc >= src->height || ysrc < 0)
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return;
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if (ydest >= dest->height || ydest < 0)
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return;
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dest->format->copy_hline (dest, xdest, ydest, src, xsrc, ysrc, w);
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}
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void
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gst_video_image_copy_area (GstVideoImage * dest, gint xdest, gint ydest,
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GstVideoImage * src, gint xsrc, gint ysrc, gint w, gint h)
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{
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gint i;
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g_return_if_fail (dest != NULL);
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g_return_if_fail (src != NULL);
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g_return_if_fail (dest->format == src->format);
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g_return_if_fail (w > 0);
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g_return_if_fail (h > 0);
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/* check width coords */
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if (xdest >= dest->width)
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return;
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if (xsrc >= src->width)
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return;
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if (xdest < 0) {
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xsrc -= xdest;
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w += xdest;
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xdest = 0;
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}
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if (xsrc < 0) {
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xdest -= xsrc;
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w += xsrc;
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xsrc = 0;
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}
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if (w <= 0)
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return;
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if (xdest + w > dest->width)
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w = dest->width - xdest;
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if (xsrc + w > src->width)
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w = src->width - xsrc;
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/* check height coords */
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if (ydest >= dest->height)
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return;
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if (ysrc >= src->height)
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return;
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if (ydest < 0) {
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ysrc -= ydest;
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h += ydest;
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ydest = 0;
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}
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if (ysrc < 0) {
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ydest -= ysrc;
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h += ysrc;
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ysrc = 0;
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}
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if (h <= 0)
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return;
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if (ydest + h > dest->height)
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h = dest->height - ydest;
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if (ysrc + h > src->height)
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h = src->height - ysrc;
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for (i = 0; i < h; i++) {
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dest->format->copy_hline (dest, xdest, ydest + i, src, xsrc, ysrc + i, w);
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}
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}
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#define ROUND_UP_2(x) (((x)+1)&~1)
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#define ROUND_UP_4(x) (((x)+3)&~3)
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#define ROUND_UP_8(x) (((x)+7)&~7)
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static void
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paint_setup_I420 (GstVideoImage * p, char *dest)
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{
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p->yp = dest;
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p->ystride = ROUND_UP_4 (p->width);
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p->up = p->yp + p->ystride * ROUND_UP_2 (p->height);
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p->ustride = ROUND_UP_8 (p->width) / 2;
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p->vp = p->up + p->ustride * ROUND_UP_2 (p->height) / 2;
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p->vstride = ROUND_UP_8 (p->ystride) / 2;
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p->endptr = p->vp + p->vstride * ROUND_UP_2 (p->height) / 2;
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}
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static void
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paint_hline_I420 (GstVideoImage * p, int x, int y, int w,
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const GstVideoColor * c)
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{
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int x1 = x / 2;
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int x2 = (x + w) / 2;
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int offset = y * p->ystride;
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int offset1 = (y / 2) * p->ustride;
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memset (p->yp + offset + x, c->Y, w);
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memset (p->up + offset1 + x1, c->U, x2 - x1);
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memset (p->vp + offset1 + x1, c->V, x2 - x1);
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}
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static void
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copy_hline_I420 (GstVideoImage * dest, int xdest, int ydest,
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GstVideoImage * src, int xsrc, int ysrc, int w)
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{
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int destoffset = ydest * dest->ystride;
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int destoffset1 = (ydest / 2) * dest->ustride;
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int srcoffset = ysrc * src->ystride;
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int srcoffset1 = (ysrc / 2) * src->ustride;
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memcpy (dest->yp + destoffset + xdest, src->yp + srcoffset + xsrc, w);
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memcpy (dest->up + destoffset1 + xdest / 2, src->up + srcoffset1 + xsrc / 2,
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w / 2);
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memcpy (dest->vp + destoffset1 + xdest / 2, src->vp + srcoffset1 + xsrc / 2,
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w / 2);
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}
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static void
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paint_setup_YV12 (GstVideoImage * p, char *dest)
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{
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p->yp = dest;
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p->ystride = ROUND_UP_4 (p->width);
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p->vp = p->yp + p->ystride * ROUND_UP_2 (p->height);
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p->vstride = ROUND_UP_8 (p->ystride) / 2;
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p->up = p->vp + p->vstride * ROUND_UP_2 (p->height) / 2;
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p->ustride = ROUND_UP_8 (p->ystride) / 2;
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p->endptr = p->up + p->ustride * ROUND_UP_2 (p->height) / 2;
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}
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static void
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paint_setup_YUY2 (GstVideoImage * p, char *dest)
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{
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p->yp = dest;
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p->up = dest + 1;
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p->vp = dest + 3;
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p->ystride = ROUND_UP_2 (p->width) * 2;
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p->endptr = dest + p->ystride * p->height;
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}
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static void
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paint_setup_UYVY (GstVideoImage * p, char *dest)
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{
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p->yp = dest + 1;
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p->up = dest;
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p->vp = dest + 2;
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p->ystride = ROUND_UP_2 (p->width) * 2;
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p->endptr = dest + p->ystride * p->height;
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}
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static void
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paint_setup_YVYU (GstVideoImage * p, char *dest)
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{
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p->yp = dest;
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p->up = dest + 3;
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p->vp = dest + 1;
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p->ystride = ROUND_UP_2 (p->width * 2);
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p->endptr = dest + p->ystride * p->height;
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}
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#ifndef HAVE_LIBOIL
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void
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oil_splat_u8 (guint8 * dest, int dstr, guint8 val, int n)
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{
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int i;
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for (i = 0; i < n; i++) {
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*dest = val;
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dest += dstr;
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}
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}
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#endif
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static void
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paint_hline_YUY2 (GstVideoImage * p, int x, int y, int w,
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const GstVideoColor * c)
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{
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int x1 = x / 2;
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int x2 = (x + w) / 2;
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int offset = y * p->ystride;
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|
|
oil_splat_u8 (p->yp + offset + x * 2, 2, c->Y, w);
|
|
oil_splat_u8 (p->up + offset + x1 * 4, 4, c->U, x2 - x1);
|
|
oil_splat_u8 (p->vp + offset + x1 * 4, 4, c->V, x2 - x1);
|
|
}
|
|
|
|
static void
|
|
copy_hline_YUY2 (GstVideoImage * dest, int xdest, int ydest,
|
|
GstVideoImage * src, int xsrc, int ysrc, int w)
|
|
{
|
|
int destoffset = ydest * dest->ystride;
|
|
int srcoffset = ysrc * src->ystride;
|
|
|
|
memcpy (dest->yp + destoffset + xdest * 2, src->yp + srcoffset + xsrc * 2,
|
|
w * 2);
|
|
}
|
|
|
|
static void
|
|
paint_setup_IYU2 (GstVideoImage * p, char *dest)
|
|
{
|
|
/* untested */
|
|
p->yp = dest + 1;
|
|
p->up = dest + 0;
|
|
p->vp = dest + 2;
|
|
p->ystride = ROUND_UP_4 (p->width * 3);
|
|
p->endptr = dest + p->ystride * p->height;
|
|
}
|
|
|
|
static void
|
|
paint_hline_IYU2 (GstVideoImage * p, int x, int y, int w,
|
|
const GstVideoColor * c)
|
|
{
|
|
int offset;
|
|
|
|
offset = y * p->ystride;
|
|
oil_splat_u8 (p->yp + offset + x * 3, 3, c->Y, w);
|
|
oil_splat_u8 (p->up + offset + x * 3, 3, c->U, w);
|
|
oil_splat_u8 (p->vp + offset + x * 3, 3, c->V, w);
|
|
}
|
|
|
|
static void
|
|
copy_hline_IYU2 (GstVideoImage * dest, int xdest, int ydest,
|
|
GstVideoImage * src, int xsrc, int ysrc, int w)
|
|
{
|
|
int destoffset = ydest * dest->ystride;
|
|
int srcoffset = ydest * src->ystride;
|
|
|
|
memcpy (dest->yp + destoffset + xdest * 3, src->yp + srcoffset + xsrc * 3,
|
|
w * 3);
|
|
}
|
|
|
|
static void
|
|
paint_setup_Y41B (GstVideoImage * p, char *dest)
|
|
{
|
|
p->yp = dest;
|
|
p->ystride = ROUND_UP_4 (p->width);
|
|
p->up = p->yp + p->ystride * p->height;
|
|
p->ustride = ROUND_UP_8 (p->width) / 4;
|
|
p->vp = p->up + p->ustride * p->height;
|
|
p->vstride = ROUND_UP_8 (p->width) / 4;
|
|
p->endptr = p->vp + p->vstride * p->height;
|
|
}
|
|
|
|
static void
|
|
paint_hline_Y41B (GstVideoImage * p, int x, int y, int w,
|
|
const GstVideoColor * c)
|
|
{
|
|
int x1 = x / 4;
|
|
int x2 = (x + w) / 4;
|
|
int offset = y * p->ystride;
|
|
int offset1 = y * p->ustride;
|
|
|
|
memset (p->yp + offset + x, c->Y, w);
|
|
memset (p->up + offset1 + x1, c->U, x2 - x1);
|
|
memset (p->vp + offset1 + x1, c->V, x2 - x1);
|
|
}
|
|
|
|
static void
|
|
copy_hline_Y41B (GstVideoImage * dest, int xdest, int ydest,
|
|
GstVideoImage * src, int xsrc, int ysrc, int w)
|
|
{
|
|
int destoffset = ydest * dest->ystride;
|
|
int destoffset1 = ydest * dest->ustride;
|
|
int srcoffset = ysrc * src->ystride;
|
|
int srcoffset1 = ysrc * src->ustride;
|
|
|
|
memcpy (dest->yp + destoffset + xdest, src->yp + srcoffset + xsrc, w);
|
|
memcpy (dest->up + destoffset1 + xdest / 4, src->up + srcoffset1 + xsrc / 4,
|
|
w / 4);
|
|
memcpy (dest->vp + destoffset1 + xdest / 4, src->vp + srcoffset1 + xsrc / 4,
|
|
w / 4);
|
|
}
|
|
|
|
static void
|
|
paint_setup_Y42B (GstVideoImage * p, char *dest)
|
|
{
|
|
p->yp = dest;
|
|
p->ystride = ROUND_UP_4 (p->width);
|
|
p->up = p->yp + p->ystride * p->height;
|
|
p->ustride = ROUND_UP_8 (p->width) / 2;
|
|
p->vp = p->up + p->ustride * p->height;
|
|
p->vstride = ROUND_UP_8 (p->width) / 2;
|
|
p->endptr = p->vp + p->vstride * p->height;
|
|
}
|
|
|
|
static void
|
|
paint_hline_Y42B (GstVideoImage * p, int x, int y, int w,
|
|
const GstVideoColor * c)
|
|
{
|
|
int x1 = x / 2;
|
|
int x2 = (x + w) / 2;
|
|
int offset = y * p->ystride;
|
|
int offset1 = y * p->ustride;
|
|
|
|
memset (p->yp + offset + x, c->Y, w);
|
|
memset (p->up + offset1 + x1, c->U, x2 - x1);
|
|
memset (p->vp + offset1 + x1, c->V, x2 - x1);
|
|
}
|
|
|
|
static void
|
|
copy_hline_Y42B (GstVideoImage * dest, int xdest, int ydest,
|
|
GstVideoImage * src, int xsrc, int ysrc, int w)
|
|
{
|
|
int destoffset = ydest * dest->ystride;
|
|
int destoffset1 = ydest * dest->ustride;
|
|
int srcoffset = ysrc * src->ystride;
|
|
int srcoffset1 = ysrc * src->ustride;
|
|
|
|
memcpy (dest->yp + destoffset + xdest, src->yp + srcoffset + xsrc, w);
|
|
memcpy (dest->up + destoffset1 + xdest / 2, src->up + srcoffset1 + xsrc / 2,
|
|
w / 2);
|
|
memcpy (dest->vp + destoffset1 + xdest / 2, src->vp + srcoffset1 + xsrc / 2,
|
|
w / 2);
|
|
}
|
|
|
|
static void
|
|
paint_setup_Y800 (GstVideoImage * p, char *dest)
|
|
{
|
|
/* untested */
|
|
p->yp = dest;
|
|
p->ystride = ROUND_UP_4 (p->width);
|
|
p->endptr = dest + p->ystride * p->height;
|
|
}
|
|
|
|
static void
|
|
paint_hline_Y800 (GstVideoImage * p, int x, int y, int w,
|
|
const GstVideoColor * c)
|
|
{
|
|
int offset = y * p->ystride;
|
|
|
|
memset (p->yp + offset + x, c->Y, w);
|
|
}
|
|
|
|
static void
|
|
copy_hline_Y800 (GstVideoImage * dest, int xdest, int ydest,
|
|
GstVideoImage * src, int xsrc, int ysrc, int w)
|
|
{
|
|
int destoffset = ydest * dest->ystride;
|
|
int srcoffset = ysrc * src->ystride;
|
|
|
|
memcpy (dest->yp + destoffset + xdest, src->yp + srcoffset + xsrc, w);
|
|
}
|
|
|
|
static void
|
|
paint_setup_YVU9 (GstVideoImage * p, char *dest)
|
|
{
|
|
int h = ROUND_UP_4 (p->height);
|
|
|
|
p->yp = dest;
|
|
p->ystride = ROUND_UP_4 (p->width);
|
|
p->vp = p->yp + p->ystride * ROUND_UP_4 (p->height);
|
|
p->vstride = ROUND_UP_4 (p->ystride / 4);
|
|
p->up = p->vp + p->vstride * ROUND_UP_4 (h / 4);
|
|
p->ustride = ROUND_UP_4 (p->ystride / 4);
|
|
p->endptr = p->up + p->ustride * ROUND_UP_4 (h / 4);
|
|
}
|
|
|
|
static void
|
|
paint_setup_YUV9 (GstVideoImage * p, char *dest)
|
|
{
|
|
/* untested */
|
|
int h = ROUND_UP_4 (p->height);
|
|
|
|
p->yp = dest;
|
|
p->ystride = ROUND_UP_4 (p->width);
|
|
p->up = p->yp + p->ystride * h;
|
|
p->ustride = ROUND_UP_4 (p->ystride / 4);
|
|
p->vp = p->up + p->ustride * ROUND_UP_4 (h / 4);
|
|
p->vstride = ROUND_UP_4 (p->ystride / 4);
|
|
p->endptr = p->vp + p->vstride * ROUND_UP_4 (h / 4);
|
|
}
|
|
|
|
static void
|
|
paint_hline_YUV9 (GstVideoImage * p, int x, int y, int w,
|
|
const GstVideoColor * c)
|
|
{
|
|
int x1 = x / 4;
|
|
int x2 = (x + w) / 4;
|
|
int offset = y * p->ystride;
|
|
int offset1 = (y / 4) * p->ustride;
|
|
|
|
memset (p->yp + offset + x, c->Y, w);
|
|
memset (p->up + offset1 + x1, c->U, x2 - x1);
|
|
memset (p->vp + offset1 + x1, c->V, x2 - x1);
|
|
}
|
|
|
|
static void
|
|
copy_hline_YUV9 (GstVideoImage * dest, int xdest, int ydest,
|
|
GstVideoImage * src, int xsrc, int ysrc, int w)
|
|
{
|
|
int destoffset = ydest * dest->ystride;
|
|
int destoffset1 = ydest * dest->ustride;
|
|
int srcoffset = ysrc * src->ystride;
|
|
int srcoffset1 = ysrc * src->ustride;
|
|
|
|
memcpy (dest->yp + destoffset + xdest, src->yp + srcoffset + xsrc, w);
|
|
memcpy (dest->up + destoffset1 + xdest / 4, src->up + srcoffset1 + xsrc / 4,
|
|
w / 4);
|
|
memcpy (dest->vp + destoffset1 + xdest / 4, src->vp + srcoffset1 + xsrc / 4,
|
|
w / 4);
|
|
}
|
|
|
|
static void
|
|
paint_setup_xRGB8888 (GstVideoImage * p, char *dest)
|
|
{
|
|
p->yp = dest + 1;
|
|
p->up = dest + 2;
|
|
p->vp = dest + 3;
|
|
p->ystride = p->width * 4;
|
|
p->endptr = p->dest + p->ystride * p->height;
|
|
}
|
|
|
|
static void
|
|
paint_setup_xBGR8888 (GstVideoImage * p, char *dest)
|
|
{
|
|
p->yp = dest + 3;
|
|
p->up = dest + 2;
|
|
p->vp = dest + 1;
|
|
p->ystride = p->width * 4;
|
|
p->endptr = p->dest + p->ystride * p->height;
|
|
}
|
|
|
|
static void
|
|
paint_setup_RGBx8888 (GstVideoImage * p, char *dest)
|
|
{
|
|
p->yp = dest + 0;
|
|
p->up = dest + 1;
|
|
p->vp = dest + 2;
|
|
p->ystride = p->width * 4;
|
|
p->endptr = p->dest + p->ystride * p->height;
|
|
}
|
|
|
|
static void
|
|
paint_setup_BGRx8888 (GstVideoImage * p, char *dest)
|
|
{
|
|
p->yp = dest + 2;
|
|
p->up = dest + 1;
|
|
p->vp = dest + 0;
|
|
p->ystride = p->width * 4;
|
|
p->endptr = p->dest + p->ystride * p->height;
|
|
}
|
|
|
|
static void
|
|
paint_setup_RGB888 (GstVideoImage * p, char *dest)
|
|
{
|
|
p->yp = dest + 0;
|
|
p->up = dest + 1;
|
|
p->vp = dest + 2;
|
|
p->ystride = ROUND_UP_4 (p->width * 3);
|
|
p->endptr = p->dest + p->ystride * p->height;
|
|
}
|
|
|
|
static void
|
|
paint_setup_BGR888 (GstVideoImage * p, char *dest)
|
|
{
|
|
p->yp = dest + 2;
|
|
p->up = dest + 1;
|
|
p->vp = dest + 0;
|
|
p->ystride = ROUND_UP_4 (p->width * 3);
|
|
p->endptr = p->dest + p->ystride * p->height;
|
|
}
|
|
|
|
static void
|
|
paint_hline_str4 (GstVideoImage * p, int x, int y, int w,
|
|
const GstVideoColor * c)
|
|
{
|
|
int offset = y * p->ystride;
|
|
|
|
oil_splat_u8 (p->yp + offset + x * 4, 4, c->R, w);
|
|
oil_splat_u8 (p->up + offset + x * 4, 4, c->G, w);
|
|
oil_splat_u8 (p->vp + offset + x * 4, 4, c->B, w);
|
|
}
|
|
|
|
static void
|
|
copy_hline_str4 (GstVideoImage * dest, int xdest, int ydest,
|
|
GstVideoImage * src, int xsrc, int ysrc, int w)
|
|
{
|
|
int destoffset = ydest * dest->ystride;
|
|
int srcoffset = ysrc * src->ystride;
|
|
|
|
memcpy (dest->yp + destoffset + xdest * 4, src->yp + srcoffset + xsrc * 4,
|
|
w * 4);
|
|
}
|
|
|
|
static void
|
|
paint_hline_str3 (GstVideoImage * p, int x, int y, int w,
|
|
const GstVideoColor * c)
|
|
{
|
|
int offset = y * p->ystride;
|
|
|
|
oil_splat_u8 (p->yp + offset + x * 3, 3, c->R, w);
|
|
oil_splat_u8 (p->up + offset + x * 3, 3, c->G, w);
|
|
oil_splat_u8 (p->vp + offset + x * 3, 3, c->B, w);
|
|
}
|
|
|
|
static void
|
|
copy_hline_str3 (GstVideoImage * dest, int xdest, int ydest,
|
|
GstVideoImage * src, int xsrc, int ysrc, int w)
|
|
{
|
|
int destoffset = ydest * dest->ystride;
|
|
int srcoffset = ysrc * src->ystride;
|
|
|
|
memcpy (dest->yp + destoffset + xdest * 3, src->yp + srcoffset + xsrc * 3,
|
|
w * 3);
|
|
}
|
|
|
|
static void
|
|
paint_setup_RGB565 (GstVideoImage * p, char *dest)
|
|
{
|
|
p->yp = dest;
|
|
p->ystride = ROUND_UP_4 (p->width * 2);
|
|
p->endptr = p->dest + p->ystride * p->height;
|
|
}
|
|
|
|
static void
|
|
paint_hline_RGB565 (GstVideoImage * p, int x, int y, int w,
|
|
const GstVideoColor * c)
|
|
{
|
|
int offset = y * p->ystride;
|
|
unsigned int a, b;
|
|
|
|
a = (c->R & 0xf8) | (c->G >> 5);
|
|
b = ((c->G << 3) & 0xe0) | (c->B >> 3);
|
|
|
|
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
|
|
oil_splat_u8 (p->yp + offset + x * 2 + 0, 2, b, w);
|
|
oil_splat_u8 (p->yp + offset + x * 2 + 1, 2, a, w);
|
|
#else
|
|
oil_splat_u8 (p->yp + offset + x * 2 + 0, 2, a, w);
|
|
oil_splat_u8 (p->yp + offset + x * 2 + 1, 2, b, w);
|
|
#endif
|
|
}
|
|
|
|
static void
|
|
copy_hline_str2 (GstVideoImage * dest, int xdest, int ydest,
|
|
GstVideoImage * src, int xsrc, int ysrc, int w)
|
|
{
|
|
int destoffset = ydest * dest->ystride;
|
|
int srcoffset = ysrc * src->ystride;
|
|
|
|
memcpy (dest->yp + destoffset + xdest * 2, src->yp + srcoffset + xsrc * 2,
|
|
w * 2);
|
|
}
|
|
|
|
static void
|
|
paint_setup_xRGB1555 (GstVideoImage * p, char *dest)
|
|
{
|
|
p->yp = dest;
|
|
p->ystride = ROUND_UP_4 (p->width * 2);
|
|
p->endptr = p->dest + p->ystride * p->height;
|
|
}
|
|
|
|
static void
|
|
paint_hline_xRGB1555 (GstVideoImage * p, int x, int y, int w,
|
|
const GstVideoColor * c)
|
|
{
|
|
int offset = y * p->ystride;
|
|
unsigned int a, b;
|
|
|
|
a = ((c->R >> 1) & 0x7c) | (c->G >> 6);
|
|
b = ((c->G << 2) & 0xe0) | (c->B >> 3);
|
|
|
|
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
|
|
oil_splat_u8 (p->yp + offset + x * 2 + 0, 2, b, w);
|
|
oil_splat_u8 (p->yp + offset + x * 2 + 1, 2, a, w);
|
|
#else
|
|
oil_splat_u8 (p->yp + offset + x * 2 + 0, 2, a, w);
|
|
oil_splat_u8 (p->yp + offset + x * 2 + 1, 2, b, w);
|
|
#endif
|
|
}
|
|
|
|
const GstVideoFormat gst_video_format_list[] = {
|
|
/* packed */
|
|
{"YUY2", "YUY2", 16, paint_setup_YUY2, paint_hline_YUY2, copy_hline_YUY2},
|
|
{"UYVY", "UYVY", 16, paint_setup_UYVY, paint_hline_YUY2, copy_hline_YUY2},
|
|
{"Y422", "Y422", 16, paint_setup_UYVY, paint_hline_YUY2, copy_hline_YUY2},
|
|
{"UYNV", "UYNV", 16, paint_setup_UYVY, paint_hline_YUY2, copy_hline_YUY2}, /* FIXME: UYNV? */
|
|
{"YVYU", "YVYU", 16, paint_setup_YVYU, paint_hline_YUY2, copy_hline_YUY2},
|
|
|
|
/* interlaced */
|
|
/*{ "IUYV", "IUY2", 16, paint_setup_YVYU, paint_hline_YUY2 }, */
|
|
|
|
/* inverted */
|
|
/*{ "cyuv", "cyuv", 16, paint_setup_YVYU, paint_hline_YUY2 }, */
|
|
|
|
/*{ "Y41P", "Y41P", 12, paint_setup_YVYU, paint_hline_YUY2 }, */
|
|
|
|
/* interlaced */
|
|
/*{ "IY41", "IY41", 12, paint_setup_YVYU, paint_hline_YUY2 }, */
|
|
|
|
/*{ "Y211", "Y211", 8, paint_setup_YVYU, paint_hline_YUY2 }, */
|
|
|
|
/*{ "Y41T", "Y41T", 12, paint_setup_YVYU, paint_hline_YUY2 }, */
|
|
/*{ "Y42P", "Y42P", 16, paint_setup_YVYU, paint_hline_YUY2 }, */
|
|
/*{ "CLJR", "CLJR", 8, paint_setup_YVYU, paint_hline_YUY2 }, */
|
|
/*{ "IYU1", "IYU1", 12, paint_setup_YVYU, paint_hline_YUY2 }, */
|
|
{"IYU2", "IYU2", 24, paint_setup_IYU2, paint_hline_IYU2, copy_hline_IYU2},
|
|
|
|
/* planar */
|
|
/* YVU9 */
|
|
{"YVU9", "YVU9", 9, paint_setup_YVU9, paint_hline_YUV9, copy_hline_YUV9},
|
|
/* YUV9 */
|
|
{"YUV9", "YUV9", 9, paint_setup_YUV9, paint_hline_YUV9, copy_hline_YUV9},
|
|
/* IF09 */
|
|
/* YV12 */
|
|
{"YV12", "YV12", 12, paint_setup_YV12, paint_hline_I420, copy_hline_I420},
|
|
/* I420 */
|
|
{"I420", "I420", 12, paint_setup_I420, paint_hline_I420, copy_hline_I420},
|
|
/* NV12 */
|
|
/* NV21 */
|
|
/* CLPL */
|
|
/* Y41B */
|
|
{"Y41B", "Y41B", 12, paint_setup_Y41B, paint_hline_Y41B, copy_hline_Y41B},
|
|
/* Y42B */
|
|
{"Y42B", "Y42B", 16, paint_setup_Y42B, paint_hline_Y42B, copy_hline_Y42B},
|
|
/* Y800 grayscale */
|
|
{"Y800", "Y800", 8, paint_setup_Y800, paint_hline_Y800, copy_hline_Y800},
|
|
|
|
{"RGB ", "xRGB8888", 32, paint_setup_xRGB8888, paint_hline_str4,
|
|
copy_hline_str4,
|
|
1, 24, 0x00ff0000, 0x0000ff00, 0x000000ff},
|
|
{"RGB ", "xBGR8888", 32, paint_setup_xBGR8888, paint_hline_str4,
|
|
copy_hline_str4,
|
|
1, 24, 0x000000ff, 0x0000ff00, 0x00ff0000},
|
|
{"RGB ", "RGBx8888", 32, paint_setup_RGBx8888, paint_hline_str4,
|
|
copy_hline_str4,
|
|
1, 24, 0xff000000, 0x00ff0000, 0x0000ff00},
|
|
{"RGB ", "BGRx8888", 32, paint_setup_BGRx8888, paint_hline_str4,
|
|
copy_hline_str4,
|
|
1, 24, 0x0000ff00, 0x00ff0000, 0xff000000},
|
|
{"RGB ", "RGB888", 24, paint_setup_RGB888, paint_hline_str3, copy_hline_str3,
|
|
1, 24, 0x00ff0000, 0x0000ff00, 0x000000ff},
|
|
{"RGB ", "BGR888", 24, paint_setup_BGR888, paint_hline_str3, copy_hline_str3,
|
|
1, 24, 0x000000ff, 0x0000ff00, 0x00ff0000},
|
|
{"RGB ", "RGB565", 16, paint_setup_RGB565, paint_hline_RGB565,
|
|
copy_hline_str2,
|
|
1, 16, 0x0000f800, 0x000007e0, 0x0000001f},
|
|
{"RGB ", "xRGB1555", 16, paint_setup_xRGB1555, paint_hline_xRGB1555,
|
|
copy_hline_str2,
|
|
1, 15, 0x00007c00, 0x000003e0, 0x0000001f},
|
|
};
|
|
const guint gst_video_format_count = G_N_ELEMENTS (gst_video_format_list);
|