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-rw-r--r--distrib/sdl-1.2.12/src/video/bwindow/SDL_sysyuv.cc314
1 files changed, 0 insertions, 314 deletions
diff --git a/distrib/sdl-1.2.12/src/video/bwindow/SDL_sysyuv.cc b/distrib/sdl-1.2.12/src/video/bwindow/SDL_sysyuv.cc
deleted file mode 100644
index 557a120..0000000
--- a/distrib/sdl-1.2.12/src/video/bwindow/SDL_sysyuv.cc
+++ /dev/null
@@ -1,314 +0,0 @@
-/*
- SDL - Simple DirectMedia Layer
- Copyright (C) 1997-2006 Sam Lantinga
-
- This library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 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
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with this library; if not, write to the Free Software
- Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
-
- Sam Lantinga
- slouken@libsdl.org
-*/
-#include "SDL_config.h"
-
-/* This is the BeOS version of SDL YUV video overlays */
-
-#include "SDL_video.h"
-#include "SDL_sysyuv.h"
-#include "../SDL_yuvfuncs.h"
-
-extern "C" {
-
-/* The functions used to manipulate software video overlays */
-static struct private_yuvhwfuncs be_yuvfuncs =
-{
- BE_LockYUVOverlay,
- BE_UnlockYUVOverlay,
- BE_DisplayYUVOverlay,
- BE_FreeYUVOverlay
-};
-
-BBitmap * BE_GetOverlayBitmap(BRect bounds, color_space cs) {
- BBitmap *bbitmap;
- bbitmap = new BBitmap(bounds,B_BITMAP_WILL_OVERLAY,cs);
- if (!bbitmap || bbitmap->InitCheck() != B_OK) {
- delete bbitmap;
- return 0;
- }
- overlay_restrictions r;
- bbitmap->GetOverlayRestrictions(&r);
- uint32 width = bounds.IntegerWidth() + 1;
- uint32 height = bounds.IntegerHeight() + 1;
- uint32 width_padding = 0;
- uint32 height_padding = 0;
- if ((r.source.horizontal_alignment != 0) ||
- (r.source.vertical_alignment != 0)) {
- delete bbitmap;
- return 0;
- }
- if (r.source.width_alignment != 0) {
- uint32 aligned_width = r.source.width_alignment + 1;
- if (width % aligned_width > 0) {
- width_padding = aligned_width - width % aligned_width;
- }
- }
- if (r.source.height_alignment != 0) {
- uint32 aligned_height = r.source.height_alignment + 1;
- if (height % aligned_height > 0) {
- fprintf(stderr,"GetOverlayBitmap failed height alignment\n");
- fprintf(stderr,"- height = %lu, aligned_height = %lu\n",height,aligned_height);
- delete bbitmap;
- return 0;
- }
- }
- if ((r.source.min_width > width) ||
- (r.source.min_height > height) ||
- (r.source.max_width < width) ||
- (r.source.max_height < height)) {
- fprintf(stderr,"GetOverlayBitmap failed bounds tests\n");
- delete bbitmap;
- return 0;
- }
- if ((width_padding != 0) || (height_padding != 0)) {
- delete bbitmap;
- bounds.Set(bounds.left,bounds.top,bounds.right+width_padding,bounds.bottom+height_padding);
- bbitmap = new BBitmap(bounds,B_BITMAP_WILL_OVERLAY,cs);
- if (!bbitmap || bbitmap->InitCheck() != B_OK) {
- fprintf(stderr,"GetOverlayBitmap failed late\n");
- delete bbitmap;
- return 0;
- }
- }
- return bbitmap;
-}
-
-// See <GraphicsDefs.h> [btw: Cb=U, Cr=V]
-// See also http://www.fourcc.org/indexyuv.htm
-enum color_space convert_color_space(Uint32 format) {
- switch (format) {
- case SDL_YV12_OVERLAY:
- return B_YUV9;
- case SDL_IYUV_OVERLAY:
- return B_YUV12;
- case SDL_YUY2_OVERLAY:
- return B_YCbCr422;
- case SDL_UYVY_OVERLAY:
- return B_YUV422;
- case SDL_YVYU_OVERLAY: // not supported on beos?
- return B_NO_COLOR_SPACE;
- default:
- return B_NO_COLOR_SPACE;
- }
-}
-
-// See SDL_video.h
-int count_planes(Uint32 format) {
- switch (format) {
- case SDL_YV12_OVERLAY:
- case SDL_IYUV_OVERLAY:
- return 3;
- case SDL_YUY2_OVERLAY:
- case SDL_UYVY_OVERLAY:
- case SDL_YVYU_OVERLAY:
- return 1;
- default:
- return 0;
- }
-}
-
-SDL_Overlay *BE_CreateYUVOverlay(_THIS, int width, int height, Uint32 format, SDL_Surface *display) {
- SDL_Overlay* overlay;
- struct private_yuvhwdata* hwdata;
- BBitmap *bbitmap;
- int planes;
- BRect bounds;
- color_space cs;
-
- /* find the appropriate BeOS colorspace descriptor */
- cs = convert_color_space(format);
- if (cs == B_NO_COLOR_SPACE)
- {
- return NULL;
- }
-
- /* count planes */
- planes = count_planes(format);
- if (planes == 0)
- {
- return NULL;
- }
- /* TODO: figure out planar modes, if anyone cares */
- if (planes == 3)
- {
- return NULL;
- }
-
- /* Create the overlay structure */
- overlay = (SDL_Overlay*)SDL_calloc(1, sizeof(SDL_Overlay));
-
- if (overlay == NULL)
- {
- SDL_OutOfMemory();
- return NULL;
- }
-
- /* Fill in the basic members */
- overlay->format = format;
- overlay->w = width;
- overlay->h = height;
- overlay->hwdata = NULL;
-
- /* Set up the YUV surface function structure */
- overlay->hwfuncs = &be_yuvfuncs;
-
- /* Create the pixel data and lookup tables */
- hwdata = (struct private_yuvhwdata*)SDL_calloc(1, sizeof(struct private_yuvhwdata));
-
- if (hwdata == NULL)
- {
- SDL_OutOfMemory();
- SDL_FreeYUVOverlay(overlay);
- return NULL;
- }
-
- overlay->hwdata = hwdata;
- overlay->hwdata->display = display;
- overlay->hwdata->bview = NULL;
- overlay->hwdata->bbitmap = NULL;
- overlay->hwdata->locked = 0;
-
- /* Create the BBitmap framebuffer */
- bounds.top = 0; bounds.left = 0;
- bounds.right = width-1;
- bounds.bottom = height-1;
-
- BView * bview = new BView(bounds,"overlay",B_FOLLOW_NONE,B_WILL_DRAW);
- if (!bview) {
- SDL_OutOfMemory();
- SDL_FreeYUVOverlay(overlay);
- return NULL;
- }
- overlay->hwdata->bview = bview;
- overlay->hwdata->first_display = true;
- bview->Hide();
-
- bbitmap = BE_GetOverlayBitmap(bounds,cs);
- if (!bbitmap) {
- overlay->hwdata->bbitmap = NULL;
- SDL_FreeYUVOverlay(overlay);
- return NULL;
- }
- overlay->hwdata->bbitmap = bbitmap;
-
- overlay->planes = planes;
- overlay->pitches = (Uint16*)SDL_calloc(overlay->planes, sizeof(Uint16));
- overlay->pixels = (Uint8**)SDL_calloc(overlay->planes, sizeof(Uint8*));
- if (!overlay->pitches || !overlay->pixels)
- {
- SDL_OutOfMemory();
- SDL_FreeYUVOverlay(overlay);
- return(NULL);
- }
-
- overlay->pitches[0] = bbitmap->BytesPerRow();
- overlay->pixels[0] = (Uint8 *)bbitmap->Bits();
- overlay->hw_overlay = 1;
-
- if (SDL_Win->LockWithTimeout(1000000) != B_OK) {
- SDL_FreeYUVOverlay(overlay);
- return(NULL);
- }
- BView * view = SDL_Win->View();
- view->AddChild(bview);
- rgb_color key;
- bview->SetViewOverlay(bbitmap,bounds,bview->Bounds(),&key,B_FOLLOW_ALL,
- B_OVERLAY_FILTER_HORIZONTAL|B_OVERLAY_FILTER_VERTICAL);
- bview->SetViewColor(key);
- bview->Flush();
- SDL_Win->Unlock();
-
- current_overlay=overlay;
-
- return overlay;
-}
-
-int BE_LockYUVOverlay(_THIS, SDL_Overlay* overlay)
-{
- if (overlay == NULL)
- {
- return 0;
- }
-
- overlay->hwdata->locked = 1;
- return 0;
-}
-
-void BE_UnlockYUVOverlay(_THIS, SDL_Overlay* overlay)
-{
- if (overlay == NULL)
- {
- return;
- }
-
- overlay->hwdata->locked = 0;
-}
-
-int BE_DisplayYUVOverlay(_THIS, SDL_Overlay* overlay, SDL_Rect* src, SDL_Rect *dst)
-{
- if ((overlay == NULL) || (overlay->hwdata==NULL)
- || (overlay->hwdata->bview==NULL) || (SDL_Win->View() == NULL))
- {
- return -1;
- }
- if (SDL_Win->LockWithTimeout(50000) != B_OK) {
- return 0;
- }
- BView * bview = overlay->hwdata->bview;
- if (SDL_Win->IsFullScreen()) {
- int left,top;
- SDL_Win->GetXYOffset(left,top);
- bview->MoveTo(left+dst->x,top+dst->y);
- } else {
- bview->MoveTo(dst->x,dst->y);
- }
- bview->ResizeTo(dst->w,dst->h);
- bview->Flush();
- if (overlay->hwdata->first_display) {
- bview->Show();
- overlay->hwdata->first_display = false;
- }
- SDL_Win->Unlock();
-
- return 0;
-}
-
-void BE_FreeYUVOverlay(_THIS, SDL_Overlay *overlay)
-{
- if (overlay == NULL)
- {
- return;
- }
-
- if (overlay->hwdata == NULL)
- {
- return;
- }
-
- current_overlay=NULL;
-
- delete overlay->hwdata->bbitmap;
-
- SDL_free(overlay->hwdata);
-}
-
-}; // extern "C"