-
Notifications
You must be signed in to change notification settings - Fork 1
/
MacIOSurface.h
202 lines (184 loc) · 9.42 KB
/
MacIOSurface.h
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
// vim:set ts=2 sts=2 sw=2 et cin:
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef MacIOSurface_h__
#define MacIOSurface_h__
#ifdef XP_MACOSX
#include <QuartzCore/QuartzCore.h>
#include <dlfcn.h>
#include "mozilla/RefPtr.h"
typedef CFTypeRef IOSurfacePtr;
typedef IOSurfacePtr (*IOSurfaceCreateFunc) (CFDictionaryRef properties);
typedef IOSurfacePtr (*IOSurfaceLookupFunc) (uint32_t io_surface_id);
typedef IOSurfaceID (*IOSurfaceGetIDFunc)(IOSurfacePtr io_surface);
typedef void (*IOSurfaceVoidFunc)(IOSurfacePtr io_surface);
typedef IOReturn (*IOSurfaceLockFunc)(IOSurfacePtr io_surface, uint32_t options,
uint32_t *seed);
typedef IOReturn (*IOSurfaceUnlockFunc)(IOSurfacePtr io_surface,
uint32_t options, uint32_t *seed);
typedef void* (*IOSurfaceGetBaseAddressFunc)(IOSurfacePtr io_surface);
typedef void* (*IOSurfaceGetBaseAddressOfPlaneFunc)(IOSurfacePtr io_surface,
size_t planeIndex);
typedef size_t (*IOSurfaceSizeTFunc)(IOSurfacePtr io_surface);
typedef size_t (*IOSurfaceGetPropertyMaximumFunc) (CFStringRef property);
typedef CGLError (*CGLTexImageIOSurface2DFunc) (CGLContextObj ctxt,
GLenum target, GLenum internalFormat,
GLsizei width, GLsizei height,
GLenum format, GLenum type,
IOSurfacePtr ioSurface, GLuint plane);
typedef CGContextRef (*IOSurfaceContextCreateFunc)(CFTypeRef io_surface,
unsigned width, unsigned height,
unsigned bitsPerComponent, unsigned bytes,
CGColorSpaceRef colorSpace, CGBitmapInfo bitmapInfo);
typedef CGImageRef (*IOSurfaceContextCreateImageFunc)(CGContextRef ref);
typedef IOSurfacePtr (*IOSurfaceContextGetSurfaceFunc)(CGContextRef ref);
typedef IOSurfacePtr (*CVPixelBufferGetIOSurfaceFunc)(
CVPixelBufferRef pixelBuffer);
#import <OpenGL/OpenGL.h>
#include "2D.h"
#include "mozilla/RefPtr.h"
struct _CGLContextObject;
typedef _CGLContextObject* CGLContextObj;
typedef struct CGContext* CGContextRef;
typedef struct CGImage* CGImageRef;
typedef uint32_t IOSurfaceID;
enum CGContextType {
CG_CONTEXT_TYPE_UNKNOWN = 0,
// These are found by inspection, it's possible they could be changed
CG_CONTEXT_TYPE_BITMAP = 4,
CG_CONTEXT_TYPE_IOSURFACE = 8
};
CGContextType GetContextType(CGContextRef ref);
class MacIOSurface : public mozilla::RefCounted<MacIOSurface> {
public:
MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(MacIOSurface)
typedef mozilla::gfx::SourceSurface SourceSurface;
// The usage count of the IOSurface is increased by 1 during the lifetime
// of the MacIOSurface instance.
// MacIOSurface holds a reference to the corresponding IOSurface.
static mozilla::TemporaryRef<MacIOSurface> CreateIOSurface(int aWidth, int aHeight,
double aContentsScaleFactor = 1.0,
bool aHasAlpha = true);
static void ReleaseIOSurface(MacIOSurface *aIOSurface);
static mozilla::TemporaryRef<MacIOSurface> LookupSurface(IOSurfaceID aSurfaceID,
double aContentsScaleFactor = 1.0,
bool aHasAlpha = true);
explicit MacIOSurface(const void *aIOSurfacePtr,
double aContentsScaleFactor = 1.0,
bool aHasAlpha = true);
virtual ~MacIOSurface();
IOSurfaceID GetIOSurfaceID();
void *GetBaseAddress();
void *GetBaseAddressOfPlane(size_t planeIndex);
size_t GetPlaneCount();
// GetWidth() and GetHeight() return values in "display pixels". A
// "display pixel" is the smallest fully addressable part of a display.
// But in HiDPI modes each "display pixel" corresponds to more than one
// device pixel. Use GetDevicePixel**() to get device pixels.
size_t GetWidth();
size_t GetHeight();
double GetContentsScaleFactor() { return mContentsScaleFactor; }
size_t GetDevicePixelWidth();
size_t GetDevicePixelHeight();
size_t GetBytesPerRow();
void Lock();
void Unlock();
void IncrementUseCount();
void DecrementUseCount();
bool HasAlpha() { return mHasAlpha; }
// We would like to forward declare NSOpenGLContext, but it is an @interface
// and this file is also used from c++, so we use a void *.
CGLError CGLTexImageIOSurface2D(CGLContextObj ctxt);
mozilla::TemporaryRef<SourceSurface> GetAsSurface();
CGContextRef CreateIOSurfaceContext();
// FIXME This doesn't really belong here
static CGImageRef CreateImageFromIOSurfaceContext(CGContextRef aContext);
static mozilla::TemporaryRef<MacIOSurface> IOSurfaceContextGetSurface(CGContextRef aContext,
double aContentsScaleFactor = 1.0,
bool aHasAlpha = true);
static size_t GetMaxWidth();
static size_t GetMaxHeight();
private:
friend class nsCARenderer;
const void* mIOSurfacePtr;
double mContentsScaleFactor;
bool mHasAlpha;
};
class MacIOSurfaceLib: public MacIOSurface {
public:
MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(MacIOSurfaceLib)
static void *sIOSurfaceFramework;
static void *sOpenGLFramework;
static void *sCoreGraphicsFramework;
static void *sCoreVideoFramework;
static bool isLoaded;
static IOSurfaceCreateFunc sCreate;
static IOSurfaceGetIDFunc sGetID;
static IOSurfaceLookupFunc sLookup;
static IOSurfaceGetBaseAddressFunc sGetBaseAddress;
static IOSurfaceGetBaseAddressOfPlaneFunc sGetBaseAddressOfPlane;
static IOSurfaceSizeTFunc sPlaneCount;
static IOSurfaceLockFunc sLock;
static IOSurfaceUnlockFunc sUnlock;
static IOSurfaceVoidFunc sIncrementUseCount;
static IOSurfaceVoidFunc sDecrementUseCount;
static IOSurfaceSizeTFunc sWidth;
static IOSurfaceSizeTFunc sHeight;
static IOSurfaceSizeTFunc sBytesPerRow;
static IOSurfaceGetPropertyMaximumFunc sGetPropertyMaximum;
static CGLTexImageIOSurface2DFunc sTexImage;
static IOSurfaceContextCreateFunc sIOSurfaceContextCreate;
static IOSurfaceContextCreateImageFunc sIOSurfaceContextCreateImage;
static IOSurfaceContextGetSurfaceFunc sIOSurfaceContextGetSurface;
static CVPixelBufferGetIOSurfaceFunc sCVPixelBufferGetIOSurface;
static CFStringRef kPropWidth;
static CFStringRef kPropHeight;
static CFStringRef kPropBytesPerElem;
static CFStringRef kPropBytesPerRow;
static CFStringRef kPropIsGlobal;
static bool isInit();
static CFStringRef GetIOConst(const char* symbole);
static IOSurfacePtr IOSurfaceCreate(CFDictionaryRef properties);
static IOSurfacePtr IOSurfaceLookup(IOSurfaceID aIOSurfaceID);
static IOSurfaceID IOSurfaceGetID(IOSurfacePtr aIOSurfacePtr);
static void* IOSurfaceGetBaseAddress(IOSurfacePtr aIOSurfacePtr);
static void* IOSurfaceGetBaseAddressOfPlane(IOSurfacePtr aIOSurfacePtr,
size_t aPlaneIndex);
static size_t IOSurfaceGetPlaneCount(IOSurfacePtr aIOSurfacePtr);
static size_t IOSurfaceGetWidth(IOSurfacePtr aIOSurfacePtr);
static size_t IOSurfaceGetHeight(IOSurfacePtr aIOSurfacePtr);
static size_t IOSurfaceGetBytesPerRow(IOSurfacePtr aIOSurfacePtr);
static size_t IOSurfaceGetPropertyMaximum(CFStringRef property);
static IOReturn IOSurfaceLock(IOSurfacePtr aIOSurfacePtr,
uint32_t options, uint32_t *seed);
static IOReturn IOSurfaceUnlock(IOSurfacePtr aIOSurfacePtr,
uint32_t options, uint32_t *seed);
static void IOSurfaceIncrementUseCount(IOSurfacePtr aIOSurfacePtr);
static void IOSurfaceDecrementUseCount(IOSurfacePtr aIOSurfacePtr);
static CGLError CGLTexImageIOSurface2D(CGLContextObj ctxt,
GLenum target, GLenum internalFormat,
GLsizei width, GLsizei height,
GLenum format, GLenum type,
IOSurfacePtr ioSurface, GLuint plane);
static CGContextRef IOSurfaceContextCreate(IOSurfacePtr aIOSurfacePtr,
unsigned aWidth, unsigned aHeight,
unsigned aBitsPerCompoent, unsigned aBytes,
CGColorSpaceRef aColorSpace, CGBitmapInfo bitmapInfo);
static CGImageRef IOSurfaceContextCreateImage(CGContextRef ref);
static IOSurfacePtr IOSurfaceContextGetSurface(CGContextRef ref);
static IOSurfacePtr CVPixelBufferGetIOSurface(CVPixelBufferRef apixelBuffer);
static unsigned int (*sCGContextGetTypePtr) (CGContextRef);
static void LoadLibrary();
static void CloseLibrary();
// Static deconstructor
static class LibraryUnloader {
public:
~LibraryUnloader() {
CloseLibrary();
}
} sLibraryUnloader;
};
#endif
#endif