/* Shutdown X11 */
void X11_Shutdown (struct _video_out *vout)
{
X11VID ();
if (xWindow->output_3d_mode==1) {
#ifdef GPAC_HAS_OPENGL
X11_ReleaseGL(xWindow);
#endif
} else {
X11_ReleaseBackBuffer (vout);
}
#ifdef GPAC_HAS_OPENGL
if (xWindow->glx_visualinfo)
XFree(xWindow->glx_visualinfo);
xWindow->glx_visualinfo = NULL;
#endif
XFreeGC (xWindow->display, xWindow->the_gc);
XUnmapWindow (xWindow->display, (Window) xWindow->wnd);
XDestroyWindow (xWindow->display, (Window) xWindow->wnd);
XDestroyWindow (xWindow->display, (Window) xWindow->full_wnd);
#ifdef GPAC_HAS_OPENGL
if (xWindow->gl_offscreen) glXDestroyGLXPixmap(xWindow->display, xWindow->gl_offscreen);
if (xWindow->gl_pixmap) XFreePixmap(xWindow->display, xWindow->gl_pixmap);
XUnmapWindow (xWindow->display, (Window) xWindow->gl_wnd);
XDestroyWindow (xWindow->display, (Window) xWindow->gl_wnd);
#endif
/*restore xscreen saver*/
X11_XScreenSaverState(xWindow, 1);
XCloseDisplay (xWindow->display);
gf_free(xWindow);
}
/* Shutdown X11 */
void X11_Shutdown (struct _video_out *vout)
{
X11VID ();
if (xWindow->is_3D_out) {
#ifdef GPAC_HAS_OPENGL
X11_ReleaseGL(xWindow);
#endif
} else {
X11_ReleaseBackBuffer (vout);
}
free(xWindow->back_buffer);
XFreeGC (xWindow->display, xWindow->the_gc);
XUnmapWindow (xWindow->display, (Window) xWindow->wnd);
XDestroyWindow (xWindow->display, (Window) xWindow->wnd);
XDestroyWindow (xWindow->display, (Window) xWindow->full_wnd);
XCloseDisplay (xWindow->display);
free (xWindow);
}
/*
* init backbuffer
*/
GF_Err X11_InitBackBuffer (GF_VideoOutput * vout, u32 VideoWidth, u32 VideoHeight)
{
Window cur_wnd;
u32 size;
VideoWidth = VideoWidth > 32 ? VideoWidth : 32;
VideoWidth = VideoWidth < 4096 ? VideoWidth : 4096;
VideoHeight = VideoHeight > 32 ? VideoHeight : 32;
VideoHeight = VideoHeight > 4096 ? 4096 : VideoHeight;
X11VID ();
if (!xWindow || !VideoWidth || !VideoHeight)
return GF_BAD_PARAM;
X11_ReleaseBackBuffer(vout);
/*WATCHOUT seems we need even width when using shared memory extensions*/
if (xWindow->use_shared_memory && (VideoWidth%2))
VideoWidth++;
size = VideoWidth * VideoHeight * xWindow->bpp;
cur_wnd = xWindow->fullscreen ? xWindow->full_wnd : xWindow->wnd;
#ifdef GPAC_HAS_X11_SHM
/*if we're using YUV blit to offscreen, we must use a pixmap*/
if (vout->hw_caps & GF_VIDEO_HW_HAS_YUV) {
GF_SAFEALLOC(xWindow->shmseginfo, XShmSegmentInfo);
xWindow->shmseginfo->shmid = shmget(IPC_PRIVATE, size, IPC_CREAT | 0776);
xWindow->shmseginfo->shmaddr = shmat(xWindow->shmseginfo->shmid, 0, 0);
xWindow->shmseginfo->readOnly = False;
if (!XShmAttach (xWindow->display, xWindow->shmseginfo)) {
GF_LOG(GF_LOG_ERROR, GF_LOG_MMIO, ("[X11] Failed to attach shared memory!\n"));
}
xWindow->pixmap = XShmCreatePixmap(xWindow->display, cur_wnd,
(unsigned char *) xWindow->shmseginfo->shmaddr, xWindow->shmseginfo,
VideoWidth, VideoHeight, xWindow->depth);
memset((unsigned char *) xWindow->shmseginfo->shmaddr, 0, sizeof(char)*size);
XSetWindowBackgroundPixmap (xWindow->display, cur_wnd, xWindow->pixmap);
xWindow->pwidth = VideoWidth;
xWindow->pheight = VideoHeight;
GF_LOG(GF_LOG_DEBUG, GF_LOG_MMIO, ("[X11] Using X11 Pixmap %08x\n", (u32)xWindow->pixmap));
} else if (xWindow->use_shared_memory) {
GF_SAFEALLOC(xWindow->shmseginfo, XShmSegmentInfo);
xWindow->surface = XShmCreateImage (xWindow->display, xWindow->visual,
xWindow->depth, ZPixmap, NULL, xWindow->shmseginfo,
VideoWidth, VideoHeight);
xWindow->shmseginfo->shmid = shmget(IPC_PRIVATE, xWindow->surface->bytes_per_line * xWindow->surface->height,
IPC_CREAT | 0777);
xWindow->surface->data = xWindow->shmseginfo->shmaddr = shmat(xWindow->shmseginfo->shmid, NULL, 0);
xWindow->shmseginfo->readOnly = False;
XShmAttach (xWindow->display, xWindow->shmseginfo);
} else
#endif
{
char *data = (char *) gf_malloc(sizeof(char)*size);
xWindow->surface = XCreateImage (xWindow->display, xWindow->visual,
xWindow->depth, ZPixmap,
0,
data,
VideoWidth, VideoHeight,
xWindow->bpp*8, xWindow->bpp*VideoWidth);
if (!xWindow->surface) {
gf_free(data);
return GF_IO_ERR;
}
}
xWindow->is_init = 1;
return GF_OK;
}
/*
* init backbuffer
*/
GF_Err X11_InitBackBuffer (GF_VideoOutput * vout, u32 VideoWidth, u32 VideoHeight)
{
Window cur_wnd;
u32 size;
VideoWidth = VideoWidth > 32 ? VideoWidth : 32;
VideoWidth = VideoWidth < 4096 ? VideoWidth : 4096;
VideoHeight = VideoHeight > 32 ? VideoHeight : 32;
VideoHeight = VideoHeight > 4096 ? 4096 : VideoHeight;
X11VID ();
if (!xWindow || !VideoWidth || !VideoHeight)
return GF_BAD_PARAM;
X11_ReleaseBackBuffer(vout);
/*WATCHOUT seems we need even width when using shared memory extensions*/
if ((xWindow->videoaccesstype!=VIDEO_XI_STANDARD) && (VideoWidth%2))
VideoWidth++;
xWindow->back_buffer->BPP = xWindow->bpp;
xWindow->back_buffer->width = VideoWidth;
xWindow->back_buffer->height = VideoHeight;
xWindow->back_buffer->pitch = VideoWidth * xWindow->bpp;
size = VideoWidth * VideoHeight * xWindow->bpp;
cur_wnd = xWindow->fullscreen ? xWindow->full_wnd : xWindow->wnd;
switch (xWindow->videoaccesstype) {
#ifdef GPAC_HAS_X11_SHM
case VIDEO_XI_SHMPIXMAP:
GF_SAFEALLOC(xWindow->shmseginfo, XShmSegmentInfo);
xWindow->shmseginfo->shmid = shmget(IPC_PRIVATE, size, IPC_CREAT | 0777);
xWindow->shmseginfo->shmaddr = shmat(xWindow->shmseginfo->shmid, 0, 0);
xWindow->back_buffer->buffer = (unsigned char *) xWindow->shmseginfo->shmaddr;
xWindow->shmseginfo->readOnly = False;
XShmAttach (xWindow->display, xWindow->shmseginfo);
xWindow->pixmap = XShmCreatePixmap (xWindow->display, cur_wnd,
xWindow->back_buffer->buffer, xWindow->shmseginfo,
VideoWidth, VideoHeight, xWindow->depth);
XSetWindowBackgroundPixmap (xWindow->display, cur_wnd, xWindow->pixmap);
break;
case VIDEO_XI_SHMSTD:
GF_SAFEALLOC(xWindow->shmseginfo, XShmSegmentInfo);
xWindow->surface = XShmCreateImage (xWindow->display, xWindow->visual,
xWindow->depth, ZPixmap, NULL, xWindow->shmseginfo,
VideoWidth, VideoHeight);
xWindow->shmseginfo->shmid = shmget(IPC_PRIVATE,
xWindow->surface->bytes_per_line * xWindow->surface->height,
IPC_CREAT | 0777);
xWindow->surface->data = xWindow->shmseginfo->shmaddr = shmat(xWindow->shmseginfo->shmid, NULL, 0);
xWindow->back_buffer->buffer = (unsigned char *) xWindow->surface->data;
xWindow->shmseginfo->readOnly = False;
XShmAttach (xWindow->display, xWindow->shmseginfo);
break;
#endif
case VIDEO_XI_STANDARD:
xWindow->back_buffer->buffer = (char *) malloc(sizeof(char)*size);
xWindow->surface = XCreateImage (xWindow->display, xWindow->visual,
xWindow->depth, ZPixmap,
0,
xWindow->back_buffer->buffer,
VideoWidth, VideoHeight,
xWindow->bpp*8, xWindow->back_buffer->pitch);
}
xWindow->is_init = 1;
return GF_OK;
}
