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Diffstat (limited to 'system/X11/pdp_xvideo.c')
-rw-r--r--system/X11/pdp_xvideo.c201
1 files changed, 0 insertions, 201 deletions
diff --git a/system/X11/pdp_xvideo.c b/system/X11/pdp_xvideo.c
deleted file mode 100644
index dab060d..0000000
--- a/system/X11/pdp_xvideo.c
+++ /dev/null
@@ -1,201 +0,0 @@
-/*
- * Pure Data Packet system module. - x window glue code (fairly tied to pd and pdp)
- * Copyright (c) by Tom Schouten <pdp@zzz.kotnet.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- */
-
-
-// this code is fairly tied to pd and pdp. serves mainly as reusable glue code
-// for pdp_xv, pdp_glx, pdp_3d_windowcontext, ...
-
-#include <string.h>
-
-#include "pdp_xwindow.h"
-#include "pdp_xvideo.h"
-#include "pdp_post.h"
-#include "pdp_packet.h"
-
-#define D if(0)
-
-
-
-
-/************************************* PDP_XVIDEO ************************************/
-
-static void pdp_xvideo_create_xvimage(t_pdp_xvideo *xvid, int width, int height)
-{
- int i;
- long size;
-
- //post("pdp_xvideo_create_xvimage");
-
- xvid->width = width;
- xvid->height = height;
- size = (xvid->width * xvid->height + (((xvid->width>>1)*(xvid->height>>1))<<1));
- //post("create xvimage %d %d", xvid->width, xvid->height);
- xvid->data = (unsigned char *)pdp_alloc(size);
- for (i=0; i<size; i++) xvid->data[i] = i;
- xvid->xvi = XvCreateImage(xvid->xdpy->dpy, xvid->xv_port, xvid->xv_format, (char *)xvid->data, xvid->width, xvid->height);
- xvid->last_encoding = -1;
- if ((!xvid->xvi) || (!xvid->data)) pdp_post ("ERROR CREATING XVIMAGE");
- //pdp_post("created xvimag data:%x xvi:%x",xvid->data,xvid->xvi);
-
-}
-
-static void pdp_xvideo_destroy_xvimage(t_pdp_xvideo *xvid)
-{
- if(xvid->data) pdp_dealloc(xvid->data);
- if (xvid->xvi) XFree(xvid->xvi);
- xvid->xvi = 0;
- xvid->data = 0;
-}
-
-void pdp_xvideo_display_packet(t_pdp_xvideo *xvid, t_pdp_xwindow *xwin, int packet)
-{
- t_pdp *header = pdp_packet_header(packet);
- void *data = pdp_packet_data(packet);
- t_bitmap * bm = pdp_packet_bitmap_info(packet);
- unsigned int width, height, encoding, size, nbpixels;
-
- /* some checks: only display when initialized and when pacet is bitmap YV12 */
- if (!xvid->initialized) return;
- if (!header) return;
- if (!bm) return;
-
- width = bm->width;
- height = bm->height;
- encoding = bm->encoding;
- size = (width * height + (((width>>1)*(height>>1))<<1));
- nbpixels = width * height;
-
- if (PDP_BITMAP != header->type) return;
- if (PDP_BITMAP_YV12 != encoding) return;
-
- /* check if xvimage needs to be recreated */
- if ((width != xvid->width) || (height != xvid->height)){
- //pdp_post("pdp_xv: replace image");
- pdp_xvideo_destroy_xvimage(xvid);
- pdp_xvideo_create_xvimage(xvid, width, height);
- }
-
- /* copy the data to the XvImage buffer */
- memcpy(xvid->data, data, size);
-
- /* display */
- XvPutImage(xvid->xdpy->dpy,xvid->xv_port, xwin->win,xwin->gc,xvid->xvi,
- 0,0,xvid->width,xvid->height, 0,0,xwin->winwidth,xwin->winheight);
- XFlush(xvid->xdpy->dpy);
-
-
-
-}
-
-
-
-void pdp_xvideo_close(t_pdp_xvideo* xvid)
-{
- if (xvid->initialized){
- if (xvid->xvi) pdp_xvideo_destroy_xvimage(xvid);
- XvUngrabPort(xvid->xdpy->dpy, xvid->xv_port, CurrentTime);
- xvid->xv_port = 0;
- xvid->xdpy = 0;
- xvid->last_encoding = -1;
- xvid->initialized = false;
- }
-}
-
-void pdp_xvideo_cleanup(t_pdp_xvideo* xvid)
-{
- // close xvideo port (and delete XvImage)
- pdp_xvideo_close(xvid);
-
- // no more dynamic data to free
-
-}
-
-void pdp_xvideo_free(t_pdp_xvideo* xvid){
- pdp_xvideo_cleanup(xvid);
- pdp_dealloc(xvid);
-}
-
-void pdp_xvideo_init(t_pdp_xvideo *xvid)
-{
-
- xvid->xdpy = 0;
-
- xvid->xv_format = FOURCC_YV12;
- xvid->xv_port = 0;
-
- xvid->width = 320;
- xvid->height = 240;
-
- xvid->data = 0;
- xvid->xvi = 0;
-
- xvid->initialized = 0;
- xvid->last_encoding = -1;
-
-}
-t_pdp_xvideo *pdp_xvideo_new(void)
-{
- t_pdp_xvideo *xvid = pdp_alloc(sizeof(*xvid));
- pdp_xvideo_init(xvid);
- return xvid;
-}
-
-int pdp_xvideo_open_on_display(t_pdp_xvideo *xvid, t_pdp_xdisplay *d)
-{
- unsigned int ver, rel, req, ev, err, i, j;
- unsigned int adaptors;
- int formats;
- XvAdaptorInfo *ai;
-
- if (xvid->initialized) return 1;
- if (!d) return 0;
- xvid->xdpy = d;
-
- if (Success != XvQueryExtension(xvid->xdpy->dpy,&ver,&rel,&req,&ev,&err)) return 0;
-
- /* find + lock port */
- if (Success != XvQueryAdaptors(xvid->xdpy->dpy,DefaultRootWindow(xvid->xdpy->dpy),&adaptors,&ai))
- return 0;
- for (i = 0; i < adaptors; i++) {
- if ((ai[i].type & XvInputMask) && (ai[i].type & XvImageMask)) {
- for (j=0; j < ai[i].num_ports; j++){
- if (Success != XvGrabPort(xvid->xdpy->dpy,ai[i].base_id+j,CurrentTime)) {
- //fprintf(stderr,"INFO: Xvideo port %ld on adapter %d: is busy, skipping\n",ai[i].base_id+j, i);
- }
- else {
- xvid->xv_port = ai[i].base_id + j;
- goto breakout;
- }
- }
- }
- }
-
-
- breakout:
-
- XFree(ai);
- if (0 == xvid->xv_port) return 0;
- pdp_post("pdp_xvideo: grabbed port %d on adaptor %d", xvid->xv_port, i);
- xvid->initialized = 1;
- pdp_xvideo_create_xvimage(xvid, xvid->width, xvid->height);
- return 1;
-}
-
-
generated by cgit v1.2.1 (git 2.18.0) at 2024-07-07 04:08:52 +0000