summaryrefslogtreecommitdiffstats
path: root/gst/games/gstvideoimage.c
diff options
context:
space:
mode:
Diffstat (limited to 'gst/games/gstvideoimage.c')
-rw-r--r--gst/games/gstvideoimage.c946
1 files changed, 946 insertions, 0 deletions
diff --git a/gst/games/gstvideoimage.c b/gst/games/gstvideoimage.c
new file mode 100644
index 00000000..317ae3f8
--- /dev/null
+++ b/gst/games/gstvideoimage.c
@@ -0,0 +1,946 @@
+/* GStreamer
+ * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
+ * <2004> Benjamin Otte <otte@gnome.org>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "gstvideoimage.h"
+#ifdef HAVE_LIBOIL
+#include <liboil/liboil.h>
+#endif
+
+#include <string.h>
+
+const GstVideoColor GST_VIDEO_COLOR_WHITE = { 255, 128, 128, 255, 255, 255 };
+const GstVideoColor GST_VIDEO_COLOR_YELLOW = { 226, 0, 155, 255, 255, 0 };
+const GstVideoColor GST_VIDEO_COLOR_CYAN = { 179, 170, 0, 0, 255, 255 };
+const GstVideoColor GST_VIDEO_COLOR_GREEN = { 150, 46, 21, 0, 255, 0 };
+const GstVideoColor GST_VIDEO_COLOR_MAGENTA = { 105, 212, 235, 255, 0, 255 };
+const GstVideoColor GST_VIDEO_COLOR_RED = { 76, 85, 255, 255, 0, 0 };
+const GstVideoColor GST_VIDEO_COLOR_BLUE = { 29, 255, 107, 0, 0, 255 };
+const GstVideoColor GST_VIDEO_COLOR_BLACK = { 16, 128, 128, 0, 0, 0 };
+const GstVideoColor GST_VIDEO_COLOR_NEG_I = { 16, 198, 21, 0, 0, 128 };
+const GstVideoColor GST_VIDEO_COLOR_POS_Q = { 16, 235, 198, 0, 128, 255 };
+const GstVideoColor GST_VIDEO_COLOR_SUPER_BLACK = { 0, 128, 128, 0, 0, 0 };
+const GstVideoColor GST_VIDEO_COLOR_DARK_GREY = { 32, 128, 128, 32, 32, 32 };
+
+const GstVideoFormat *
+gst_video_format_find_by_structure (const GstStructure * structure)
+{
+ int i;
+ const char *media_type = gst_structure_get_name (structure);
+ int ret;
+
+ g_return_val_if_fail (structure, NULL);
+
+ if (strcmp (media_type, "video/x-raw-yuv") == 0) {
+ char *s;
+ int fourcc;
+ guint32 format;
+
+ ret = gst_structure_get_fourcc (structure, "format", &format);
+ if (!ret)
+ return NULL;
+ for (i = 0; i < gst_video_format_count; i++) {
+ s = gst_video_format_list[i].fourcc;
+ //g_print("testing " GST_FOURCC_FORMAT " and %s\n", GST_FOURCC_ARGS(format), s);
+ fourcc = GST_MAKE_FOURCC (s[0], s[1], s[2], s[3]);
+ if (fourcc == format) {
+ return gst_video_format_list + i;
+ }
+ }
+ } else if (strcmp (media_type, "video/x-raw-rgb") == 0) {
+ int red_mask;
+ int green_mask;
+ int blue_mask;
+ int depth;
+ int bpp;
+
+ ret = gst_structure_get_int (structure, "red_mask", &red_mask);
+ ret &= gst_structure_get_int (structure, "green_mask", &green_mask);
+ ret &= gst_structure_get_int (structure, "blue_mask", &blue_mask);
+ ret &= gst_structure_get_int (structure, "depth", &depth);
+ ret &= gst_structure_get_int (structure, "bpp", &bpp);
+
+ for (i = 0; i < gst_video_format_count; i++) {
+ if (strcmp (gst_video_format_list[i].fourcc, "RGB ") == 0 &&
+ gst_video_format_list[i].red_mask == red_mask &&
+ gst_video_format_list[i].green_mask == green_mask &&
+ gst_video_format_list[i].blue_mask == blue_mask &&
+ gst_video_format_list[i].depth == depth &&
+ gst_video_format_list[i].bitspp == bpp) {
+ return gst_video_format_list + i;
+
+ }
+ }
+ return NULL;
+ }
+
+ g_critical ("format not found for media type %s", media_type);
+
+ return NULL;
+}
+
+const GstVideoFormat *
+gst_video_format_find_by_fourcc (int find_fourcc)
+{
+ int i;
+
+ for (i = 0; i < gst_video_format_count; i++) {
+ char *s;
+ int fourcc;
+
+ s = gst_video_format_list[i].fourcc;
+ fourcc = GST_MAKE_FOURCC (s[0], s[1], s[2], s[3]);
+ if (find_fourcc == fourcc) {
+ /* If YUV format, it's good */
+ if (!gst_video_format_list[i].ext_caps) {
+ return gst_video_format_list + i;
+ }
+
+ return gst_video_format_list + i;
+ }
+ }
+ return NULL;
+}
+
+const GstVideoFormat *
+gst_video_format_find_by_name (const char *name)
+{
+ int i;
+
+ for (i = 0; i < gst_video_format_count; i++) {
+ if (strcmp (name, gst_video_format_list[i].name) == 0) {
+ return gst_video_format_list + i;
+ }
+ }
+ return NULL;
+}
+
+
+GstStructure *
+gst_video_format_get_structure (const GstVideoFormat * format)
+{
+ unsigned int fourcc;
+
+ g_return_val_if_fail (format, NULL);
+
+ fourcc =
+ GST_MAKE_FOURCC (format->fourcc[0], format->fourcc[1], format->fourcc[2],
+ format->fourcc[3]);
+
+ if (format->ext_caps) {
+ int endianness;
+
+ if (format->bitspp == 16) {
+ endianness = G_BYTE_ORDER;
+ } else {
+ endianness = G_BIG_ENDIAN;
+ }
+ return gst_structure_new ("video/x-raw-rgb",
+ "bpp", G_TYPE_INT, format->bitspp,
+ "endianness", G_TYPE_INT, endianness,
+ "depth", G_TYPE_INT, format->depth,
+ "red_mask", G_TYPE_INT, format->red_mask,
+ "green_mask", G_TYPE_INT, format->green_mask,
+ "blue_mask", G_TYPE_INT, format->blue_mask, NULL);
+ } else {
+ return gst_structure_new ("video/x-raw-yuv",
+ "format", GST_TYPE_FOURCC, fourcc, NULL);
+ }
+}
+
+/* returns the size in bytes for one video frame of the given dimensions
+ * given the fourcc in GstVideotestsrc */
+guint
+gst_video_format_get_size (const GstVideoFormat * format, guint w, guint h)
+{
+ GstVideoImage p = { 0 };
+
+ g_return_val_if_fail (format != NULL, 0);
+ g_return_val_if_fail (w > 0, 0);
+ g_return_val_if_fail (h > 0, 0);
+
+ gst_video_image_setup (&p, format, NULL, w, h);
+
+ return (unsigned long) p.endptr;
+}
+
+void
+gst_video_image_setup (GstVideoImage * image, const GstVideoFormat * format,
+ guint8 * data, guint w, guint h)
+{
+ g_return_if_fail (image != NULL);
+ g_return_if_fail (format != NULL);
+ g_return_if_fail (w > 0);
+ g_return_if_fail (h > 0);
+
+ image->width = w;
+ image->height = h;
+ image->format = format;
+ format->paint_setup (image, data);
+}
+
+void
+gst_video_image_paint_hline (GstVideoImage * image, gint x, gint y, gint w,
+ const GstVideoColor * c)
+{
+ g_return_if_fail (image != NULL);
+ g_return_if_fail (c != NULL);
+ g_return_if_fail (w > 0);
+
+ /* check coords */
+ if (y < 0 || y >= image->height)
+ return;
+ if (x < 0) {
+ if (x + w < 0)
+ return;
+ w += x;
+ x = 0;
+ }
+ if (x >= image->width)
+ return;
+ if (x + w > image->width) {
+ w = image->width - x;
+ }
+ image->format->paint_hline (image, x, y, w, c);
+}
+
+void
+gst_video_image_draw_rectangle (GstVideoImage * image, gint x, gint y,
+ gint w, gint h, const GstVideoColor * c, gboolean filled)
+{
+ gint i;
+
+ g_return_if_fail (image != NULL);
+ g_return_if_fail (c != NULL);
+ g_return_if_fail (w > 0);
+ g_return_if_fail (h > 0);
+
+ /* check coords */
+ if (x < 0) {
+ if (x + w < 0)
+ return;
+ w += x;
+ x = 0;
+ }
+ if (x >= image->width)
+ return;
+ if (x + w > image->width) {
+ w = image->width - x;
+ }
+ if (y < 0) {
+ if (y + h < 0)
+ return;
+ h += y;
+ y = 0;
+ }
+ if (y >= image->height)
+ return;
+ if (y + h > image->height) {
+ y = image->height - y;
+ }
+
+ if (filled) {
+ for (i = 0; i < h; i++) {
+ image->format->paint_hline (image, x, y + i, w, c);
+ }
+ } else {
+ h--;
+ image->format->paint_hline (image, x, i, w, c);
+ for (i = 1; i < h; i++) {
+ image->format->paint_hline (image, x, y + i, 1, c);
+ image->format->paint_hline (image, x + w - 1, y + i, 1, c);
+ }
+ image->format->paint_hline (image, x, y + h, w, c);
+ }
+}
+
+void
+gst_video_image_copy_hline (GstVideoImage * dest, gint xdest, gint ydest,
+ GstVideoImage * src, gint xsrc, gint ysrc, gint w)
+{
+ g_return_if_fail (dest != NULL);
+ g_return_if_fail (src != NULL);
+ g_return_if_fail (dest->format == src->format);
+ g_return_if_fail (w > 0);
+
+ /* check width coords */
+ if (xdest >= dest->width)
+ return;
+ if (xsrc >= src->width)
+ return;
+ if (xdest < 0) {
+ xsrc -= xdest;
+ w += xdest;
+ xdest = 0;
+ }
+ if (xsrc < 0) {
+ xdest -= xsrc;
+ w += xsrc;
+ xsrc = 0;
+ }
+ if (w <= 0)
+ return;
+ if (xdest + w > dest->width)
+ w = dest->width - xdest;
+ if (xsrc + w > src->width)
+ w = src->width - xsrc;
+ /* check height coords */
+ if (ysrc >= src->height || ysrc < 0)
+ return;
+ if (ydest >= dest->height || ydest < 0)
+ return;
+
+ dest->format->copy_hline (dest, xdest, ydest, src, xsrc, ysrc, w);
+}
+
+void
+gst_video_image_copy_area (GstVideoImage * dest, gint xdest, gint ydest,
+ GstVideoImage * src, gint xsrc, gint ysrc, gint w, gint h)
+{
+ gint i;
+
+ g_return_if_fail (dest != NULL);
+ g_return_if_fail (src != NULL);
+ g_return_if_fail (dest->format == src->format);
+ g_return_if_fail (w > 0);
+ g_return_if_fail (h > 0);
+
+ /* check width coords */
+ if (xdest >= dest->width)
+ return;
+ if (xsrc >= src->width)
+ return;
+ if (xdest < 0) {
+ xsrc -= xdest;
+ w += xdest;
+ xdest = 0;
+ }
+ if (xsrc < 0) {
+ xdest -= xsrc;
+ w += xsrc;
+ xsrc = 0;
+ }
+ if (w <= 0)
+ return;
+ if (xdest + w > dest->width)
+ w = dest->width - xdest;
+ if (xsrc + w > src->width)
+ w = src->width - xsrc;
+ /* check height coords */
+ if (ydest >= dest->height)
+ return;
+ if (ysrc >= src->height)
+ return;
+ if (ydest < 0) {
+ ysrc -= ydest;
+ h += ydest;
+ ydest = 0;
+ }
+ if (ysrc < 0) {
+ ydest -= ysrc;
+ h += ysrc;
+ ysrc = 0;
+ }
+ if (h <= 0)
+ return;
+ if (ydest + h > dest->height)
+ h = dest->height - ydest;
+ if (ysrc + h > src->height)
+ h = src->height - ysrc;
+
+ for (i = 0; i < h; i++) {
+ dest->format->copy_hline (dest, xdest, ydest + i, src, xsrc, ysrc + i, w);
+ }
+}
+
+
+#define ROUND_UP_2(x) (((x)+1)&~1)
+#define ROUND_UP_4(x) (((x)+3)&~3)
+#define ROUND_UP_8(x) (((x)+7)&~7)
+
+static void
+paint_setup_I420 (GstVideoImage * p, char *dest)
+{
+ p->yp = dest;
+ p->ystride = ROUND_UP_4 (p->width);
+ p->up = p->yp + p->ystride * ROUND_UP_2 (p->height);
+ p->ustride = ROUND_UP_8 (p->width) / 2;
+ p->vp = p->up + p->ustride * ROUND_UP_2 (p->height) / 2;
+ p->vstride = ROUND_UP_8 (p->ystride) / 2;
+ p->endptr = p->vp + p->vstride * ROUND_UP_2 (p->height) / 2;
+}
+
+static void
+paint_hline_I420 (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 / 2) * 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_I420 (GstVideoImage * dest, int xdest, int ydest,
+ GstVideoImage * src, int xsrc, int ysrc, int w)
+{
+ int destoffset = ydest * dest->ystride;
+ int destoffset1 = (ydest / 2) * dest->ustride;
+ int srcoffset = ysrc * src->ystride;
+ int srcoffset1 = (ysrc / 2) * 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_YV12 (GstVideoImage * p, char *dest)
+{
+ p->yp = dest;
+ p->ystride = ROUND_UP_4 (p->width);
+ p->vp = p->yp + p->ystride * ROUND_UP_2 (p->height);
+ p->vstride = ROUND_UP_8 (p->ystride) / 2;
+ p->up = p->vp + p->vstride * ROUND_UP_2 (p->height) / 2;
+ p->ustride = ROUND_UP_8 (p->ystride) / 2;
+ p->endptr = p->up + p->ustride * ROUND_UP_2 (p->height) / 2;
+}
+
+static void
+paint_setup_YUY2 (GstVideoImage * p, char *dest)
+{
+ p->yp = dest;
+ p->up = dest + 1;
+ p->vp = dest + 3;
+ p->ystride = ROUND_UP_2 (p->width) * 2;
+ p->endptr = dest + p->ystride * p->height;
+}
+
+static void
+paint_setup_UYVY (GstVideoImage * p, char *dest)
+{
+ p->yp = dest + 1;
+ p->up = dest;
+ p->vp = dest + 2;
+ p->ystride = ROUND_UP_2 (p->width) * 2;
+ p->endptr = dest + p->ystride * p->height;
+}
+
+static void
+paint_setup_YVYU (GstVideoImage * p, char *dest)
+{
+ p->yp = dest;
+ p->up = dest + 3;
+ p->vp = dest + 1;
+ p->ystride = ROUND_UP_2 (p->width * 2);
+ p->endptr = dest + p->ystride * p->height;
+}
+
+#ifndef HAVE_LIBOIL
+void
+oil_splat_u8 (guint8 * dest, int dstr, guint8 val, int n)
+{
+ int i;
+
+ for (i = 0; i < n; i++) {
+ *dest = val;
+ dest += dstr;
+ }
+}
+#endif
+
+static void
+paint_hline_YUY2 (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;
+
+ 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 = ydest * 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);
generated by cgit v1.2.1 (git 2.18.0) at 2024-07-04 12:18:08 +0000