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-rw-r--r--distrib/sdl-1.2.12/src/video/quartz/SDL_QuartzYUV.m330
1 files changed, 0 insertions, 330 deletions
diff --git a/distrib/sdl-1.2.12/src/video/quartz/SDL_QuartzYUV.m b/distrib/sdl-1.2.12/src/video/quartz/SDL_QuartzYUV.m
deleted file mode 100644
index acb3d94..0000000
--- a/distrib/sdl-1.2.12/src/video/quartz/SDL_QuartzYUV.m
+++ /dev/null
@@ -1,330 +0,0 @@
-/*
- SDL - Simple DirectMedia Layer
- Copyright (C) 1997-2003 Sam Lantinga
-
- 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
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-
- Sam Lantinga
- slouken@libsdl.org
-*/
-#include "SDL_config.h"
-
-#include "SDL_QuartzVideo.h"
-#include "SDL_QuartzWindow.h"
-#include "../SDL_yuvfuncs.h"
-
-
-#define yuv_idh (this->hidden->yuv_idh)
-#define yuv_matrix (this->hidden->yuv_matrix)
-#define yuv_codec (this->hidden->yuv_codec)
-#define yuv_seq (this->hidden->yuv_seq)
-#define yuv_pixmap (this->hidden->yuv_pixmap)
-#define yuv_data (this->hidden->yuv_data)
-#define yuv_width (this->hidden->yuv_width)
-#define yuv_height (this->hidden->yuv_height)
-#define yuv_port (this->hidden->yuv_port)
-
-
-static int QZ_LockYUV (_THIS, SDL_Overlay *overlay) {
-
- return 0;
-}
-
-static void QZ_UnlockYUV (_THIS, SDL_Overlay *overlay) {
-
- ;
-}
-
-static int QZ_DisplayYUV (_THIS, SDL_Overlay *overlay, SDL_Rect *src, SDL_Rect *dst) {
-
- OSErr err;
- CodecFlags flags;
-
- if (dst->x != 0 || dst->y != 0) {
-
- SDL_SetError ("Need a dst at (0,0)");
- return -1;
- }
-
- if (dst->w != yuv_width || dst->h != yuv_height) {
-
- Fixed scale_x, scale_y;
-
- scale_x = FixDiv ( Long2Fix (dst->w), Long2Fix (overlay->w) );
- scale_y = FixDiv ( Long2Fix (dst->h), Long2Fix (overlay->h) );
-
- SetIdentityMatrix (yuv_matrix);
- ScaleMatrix (yuv_matrix, scale_x, scale_y, Long2Fix (0), Long2Fix (0));
-
- SetDSequenceMatrix (yuv_seq, yuv_matrix);
-
- yuv_width = dst->w;
- yuv_height = dst->h;
- }
-
- if( ( err = DecompressSequenceFrameS(
- yuv_seq,
- (void*)yuv_pixmap,
- sizeof (PlanarPixmapInfoYUV420),
- codecFlagUseImageBuffer, &flags, nil ) != noErr ) )
- {
- SDL_SetError ("DecompressSequenceFrameS failed");
- }
-
- return err != noErr;
-}
-
-static void QZ_FreeHWYUV (_THIS, SDL_Overlay *overlay) {
-
- CDSequenceEnd (yuv_seq);
- ExitMovies();
-
- SDL_free (overlay->hwfuncs);
- SDL_free (overlay->pitches);
- SDL_free (overlay->pixels);
-
- if (SDL_VideoSurface->flags & SDL_FULLSCREEN) {
- [ qz_window close ];
- qz_window = nil;
- }
-
- SDL_free (yuv_matrix);
- DisposeHandle ((Handle)yuv_idh);
-}
-
-/* check for 16 byte alignment, bail otherwise */
-#define CHECK_ALIGN(x) do { if ((Uint32)x & 15) { SDL_SetError("Alignment error"); return NULL; } } while(0)
-
-/* align a byte offset, return how much to add to make it a multiple of 16 */
-#define ALIGN(x) ((16 - (x & 15)) & 15)
-
-SDL_Overlay* QZ_CreateYUVOverlay (_THIS, int width, int height,
- Uint32 format, SDL_Surface *display) {
-
- Uint32 codec;
- OSStatus err;
- CGrafPtr port;
- SDL_Overlay *overlay;
-
- if (format == SDL_YV12_OVERLAY ||
- format == SDL_IYUV_OVERLAY) {
-
- codec = kYUV420CodecType;
- }
- else {
- SDL_SetError ("Hardware: unsupported video format");
- return NULL;
- }
-
- yuv_idh = (ImageDescriptionHandle) NewHandleClear (sizeof(ImageDescription));
- if (yuv_idh == NULL) {
- SDL_OutOfMemory();
- return NULL;
- }
-
- yuv_matrix = (MatrixRecordPtr) SDL_malloc (sizeof(MatrixRecord));
- if (yuv_matrix == NULL) {
- SDL_OutOfMemory();
- return NULL;
- }
-
- if ( EnterMovies() != noErr ) {
- SDL_SetError ("Could not init QuickTime for YUV playback");
- return NULL;
- }
-
- err = FindCodec (codec, bestSpeedCodec, nil, &yuv_codec);
- if (err != noErr) {
- SDL_SetError ("Could not find QuickTime codec for format");
- return NULL;
- }
-
- if (SDL_VideoSurface->flags & SDL_FULLSCREEN) {
-
- /*
- Acceleration requires a window to be present.
- A CGrafPtr that points to the screen isn't good enough
- */
- NSRect content = NSMakeRect (0, 0, SDL_VideoSurface->w, SDL_VideoSurface->h);
-
- qz_window = [ [ SDL_QuartzWindow alloc ]
- initWithContentRect:content
- styleMask:NSBorderlessWindowMask
- backing:NSBackingStoreBuffered defer:NO ];
-
- if (qz_window == nil) {
- SDL_SetError ("Could not create the Cocoa window");
- return NULL;
- }
-
- [ qz_window setContentView:[ [ NSQuickDrawView alloc ] init ] ];
- [ qz_window setReleasedWhenClosed:YES ];
- [ qz_window center ];
- [ qz_window setAcceptsMouseMovedEvents:YES ];
- [ qz_window setLevel:CGShieldingWindowLevel() ];
- [ qz_window makeKeyAndOrderFront:nil ];
-
- port = [ [ qz_window contentView ] qdPort ];
- SetPort (port);
-
- /*
- BUG: would like to remove white flash when window kicks in
- {
- Rect r;
- SetRect (&r, 0, 0, SDL_VideoSurface->w, SDL_VideoSurface->h);
- PaintRect (&r);
- QDFlushPortBuffer (port, nil);
- }
- */
- }
- else {
- port = [ window_view qdPort ];
- SetPort (port);
- }
-
- SetIdentityMatrix (yuv_matrix);
-
- HLock ((Handle)yuv_idh);
-
- (**yuv_idh).idSize = sizeof(ImageDescription);
- (**yuv_idh).cType = codec;
- (**yuv_idh).version = 1;
- (**yuv_idh).revisionLevel = 0;
- (**yuv_idh).width = width;
- (**yuv_idh).height = height;
- (**yuv_idh).hRes = Long2Fix(72);
- (**yuv_idh).vRes = Long2Fix(72);
- (**yuv_idh).spatialQuality = codecLosslessQuality;
- (**yuv_idh).frameCount = 1;
- (**yuv_idh).clutID = -1;
- (**yuv_idh).dataSize = 0;
- (**yuv_idh).depth = 24;
-
- HUnlock ((Handle)yuv_idh);
-
- err = DecompressSequenceBeginS (
- &yuv_seq,
- yuv_idh,
- NULL,
- 0,
- port,
- NULL,
- NULL,
- yuv_matrix,
- 0,
- NULL,
- codecFlagUseImageBuffer,
- codecLosslessQuality,
- yuv_codec);
-
- if (err != noErr) {
- SDL_SetError ("Error trying to start YUV codec.");
- return NULL;
- }
-
- overlay = (SDL_Overlay*) SDL_malloc (sizeof(*overlay));
- if (overlay == NULL) {
- SDL_OutOfMemory();
- return NULL;
- }
-
- overlay->format = format;
- overlay->w = width;
- overlay->h = height;
- overlay->planes = 3;
- overlay->hw_overlay = 1;
- {
- int offset;
- Uint8 **pixels;
- Uint16 *pitches;
- int plane2, plane3;
-
- if (format == SDL_IYUV_OVERLAY) {
-
- plane2 = 1; /* Native codec format */
- plane3 = 2;
- }
- else if (format == SDL_YV12_OVERLAY) {
-
- /* switch the U and V planes */
- plane2 = 2; /* U plane maps to plane 3 */
- plane3 = 1; /* V plane maps to plane 2 */
- }
- else {
- SDL_SetError("Unsupported YUV format");
- return NULL;
- }
-
- pixels = (Uint8**) SDL_malloc (sizeof(*pixels) * 3);
- pitches = (Uint16*) SDL_malloc (sizeof(*pitches) * 3);
- if (pixels == NULL || pitches == NULL) {
- SDL_OutOfMemory();
- return NULL;
- }
-
- /* Fix: jc.bertin@free.fr
- PlanarPixmapInfoYUV420 is a big-endian struct */
- yuv_pixmap = (PlanarPixmapInfoYUV420*)
- SDL_malloc (sizeof(PlanarPixmapInfoYUV420) +
- (width * height * 2));
- if (yuv_pixmap == NULL) {
- SDL_OutOfMemory ();
- return NULL;
- }
-
- /* CHECK_ALIGN(yuv_pixmap); */
- offset = sizeof(PlanarPixmapInfoYUV420);
- /* offset += ALIGN(offset); */
- /* CHECK_ALIGN(offset); */
-
- pixels[0] = (Uint8*)yuv_pixmap + offset;
- /* CHECK_ALIGN(pixels[0]); */
-
- pitches[0] = width;
- yuv_pixmap->componentInfoY.offset = EndianS32_NtoB(offset);
- yuv_pixmap->componentInfoY.rowBytes = EndianU32_NtoB(width);
-
- offset += width * height;
- pixels[plane2] = (Uint8*)yuv_pixmap + offset;
- pitches[plane2] = width / 2;
- yuv_pixmap->componentInfoCb.offset = EndianS32_NtoB(offset);
- yuv_pixmap->componentInfoCb.rowBytes = EndianU32_NtoB(width / 2);
-
- offset += (width * height / 4);
- pixels[plane3] = (Uint8*)yuv_pixmap + offset;
- pitches[plane3] = width / 2;
- yuv_pixmap->componentInfoCr.offset = EndianS32_NtoB(offset);
- yuv_pixmap->componentInfoCr.rowBytes = EndianU32_NtoB(width / 2);
-
- overlay->pixels = pixels;
- overlay->pitches = pitches;
- }
-
- overlay->hwfuncs = SDL_malloc (sizeof(*overlay->hwfuncs));
- if (overlay->hwfuncs == NULL) {
- SDL_OutOfMemory();
- return NULL;
- }
-
- overlay->hwfuncs->Lock = QZ_LockYUV;
- overlay->hwfuncs->Unlock = QZ_UnlockYUV;
- overlay->hwfuncs->Display = QZ_DisplayYUV;
- overlay->hwfuncs->FreeHW = QZ_FreeHWYUV;
-
- yuv_width = overlay->w;
- yuv_height = overlay->h;
-
- return overlay;
-}
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