aboutsummaryrefslogtreecommitdiff
path: root/nx-X11/programs/Xserver/hw/xfree86/common/xf86xv.h
blob: 316d6c9e51f5b934f88027926a11f9ca0fbff230 (plain)
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
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
/* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86xv.h,v 1.25 2003/08/24 17:36:56 dawes Exp $ */

/*
 * Copyright (c) 1998-2003 by The XFree86 Project, Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 * Except as contained in this notice, the name of the copyright holder(s)
 * and author(s) shall not be used in advertising or otherwise to promote
 * the sale, use or other dealings in this Software without prior written
 * authorization from the copyright holder(s) and author(s).
 */

#ifndef _XF86XV_H_
#define _XF86XV_H_

#include "xvdix.h"
#include "xf86str.h"

#define VIDEO_NO_CLIPPING			0x00000001
#define VIDEO_INVERT_CLIPLIST			0x00000002
#define VIDEO_OVERLAID_IMAGES			0x00000004
#define VIDEO_OVERLAID_STILLS			0x00000008
#define VIDEO_CLIP_TO_VIEWPORT			0x00000010

typedef struct {
  int id;
  int type;
  int byte_order;
  unsigned char guid[16];               
  int bits_per_pixel;
  int format;
  int num_planes;

  /* for RGB formats only */
  int depth;
  unsigned int red_mask;       
  unsigned int green_mask;   
  unsigned int blue_mask;   

  /* for YUV formats only */
  unsigned int y_sample_bits;
  unsigned int u_sample_bits;
  unsigned int v_sample_bits;   
  unsigned int horz_y_period;
  unsigned int horz_u_period;
  unsigned int horz_v_period;
  unsigned int vert_y_period;
  unsigned int vert_u_period;
  unsigned int vert_v_period;
  char component_order[32];
  int scanline_order;
} XF86ImageRec, *XF86ImagePtr; 


typedef struct {
  ScrnInfoPtr pScrn;
  int id;
  unsigned short width, height;
  int *pitches; /* bytes */
  int *offsets; /* in bytes from start of framebuffer */
  DevUnion devPrivate;  
} XF86SurfaceRec, *XF86SurfacePtr;


typedef int (* PutVideoFuncPtr)( ScrnInfoPtr pScrn, 
	short vid_x, short vid_y, short drw_x, short drw_y,
	short vid_w, short vid_h, short drw_w, short drw_h,
	RegionPtr clipBoxes, pointer data );
typedef int (* PutStillFuncPtr)( ScrnInfoPtr pScrn, 
	short vid_x, short vid_y, short drw_x, short drw_y,
	short vid_w, short vid_h, short drw_w, short drw_h,
	RegionPtr clipBoxes, pointer data );
typedef int (* GetVideoFuncPtr)( ScrnInfoPtr pScrn, 
	short vid_x, short vid_y, short drw_x, short drw_y,
	short vid_w, short vid_h, short drw_w, short drw_h,
	RegionPtr clipBoxes, pointer data );
typedef int (* GetStillFuncPtr)( ScrnInfoPtr pScrn, 
	short vid_x, short vid_y, short drw_x, short drw_y,
	short vid_w, short vid_h, short drw_w, short drw_h,
	RegionPtr clipBoxes, pointer data );
typedef void (* StopVideoFuncPtr)(ScrnInfoPtr pScrn, pointer data, Bool Exit);
typedef int (* SetPortAttributeFuncPtr)(ScrnInfoPtr pScrn, Atom attribute,
	INT32 value, pointer data);
typedef int (* GetPortAttributeFuncPtr)(ScrnInfoPtr pScrn, Atom attribute,
	INT32 *value, pointer data);
typedef void (* QueryBestSizeFuncPtr)(ScrnInfoPtr pScrn, Bool motion,
	short vid_w, short vid_h, short drw_w, short drw_h, 
	unsigned int *p_w, unsigned int *p_h, pointer data);
typedef int (* PutImageFuncPtr)( ScrnInfoPtr pScrn, 
	short src_x, short src_y, short drw_x, short drw_y,
	short src_w, short src_h, short drw_w, short drw_h,
	int image, unsigned char* buf, short width, short height, Bool Sync,
	RegionPtr clipBoxes, pointer data );
typedef int (* ReputImageFuncPtr)( ScrnInfoPtr pScrn, short drw_x, short drw_y,
        RegionPtr clipBoxes, pointer data );
typedef int (*QueryImageAttributesFuncPtr)(ScrnInfoPtr pScrn, 
	int image, unsigned short *width, unsigned short *height, 
	int *pitches, int *offsets);

typedef enum {
    XV_OFF,
    XV_PENDING,
    XV_ON
} XvStatus;

/*** this is what the driver needs to fill out ***/

typedef struct {
  int id;
  char *name;
  unsigned short width, height;
  XvRationalRec rate;
} XF86VideoEncodingRec, *XF86VideoEncodingPtr;

typedef struct {
  char 	depth;  
  short class;
} XF86VideoFormatRec, *XF86VideoFormatPtr;

typedef struct {
  int   flags;
  int   min_value;
  int   max_value;
  char  *name;
} XF86AttributeRec, *XF86AttributePtr;

typedef struct {
  unsigned int type; 
  int flags;
  char *name;
  int nEncodings;
  XF86VideoEncodingPtr pEncodings;  
  int nFormats;
  XF86VideoFormatPtr pFormats;  
  int nPorts;
  DevUnion *pPortPrivates;
  int nAttributes;
  XF86AttributePtr pAttributes;
  int nImages;
  XF86ImagePtr pImages;
  PutVideoFuncPtr PutVideo;
  PutStillFuncPtr PutStill;
  GetVideoFuncPtr GetVideo;
  GetStillFuncPtr GetStill;
  StopVideoFuncPtr StopVideo;
  SetPortAttributeFuncPtr SetPortAttribute;
  GetPortAttributeFuncPtr GetPortAttribute;
  QueryBestSizeFuncPtr QueryBestSize;
  PutImageFuncPtr PutImage;
  ReputImageFuncPtr ReputImage;
  QueryImageAttributesFuncPtr QueryImageAttributes;
} XF86VideoAdaptorRec, *XF86VideoAdaptorPtr;

typedef struct {
  XF86ImagePtr image;
  int flags;
  int (*alloc_surface)(ScrnInfoPtr pScrn,
		  int id,
		  unsigned short width, 	
		  unsigned short height,
		  XF86SurfacePtr surface);
  int (*free_surface)(XF86SurfacePtr surface);
  int (*display) (XF86SurfacePtr surface,
		  short vid_x, short vid_y, 
		  short drw_x, short drw_y,
		  short vid_w, short vid_h, 
		  short drw_w, short drw_h,
		  RegionPtr clipBoxes);
  int (*stop)    (XF86SurfacePtr surface);
  int (*getAttribute) (ScrnInfoPtr pScrn, Atom attr, INT32 *value);
  int (*setAttribute) (ScrnInfoPtr pScrn, Atom attr, INT32 value);
  int max_width;
  int max_height;
  int num_attributes;
  XF86AttributePtr attributes;
} XF86OffscreenImageRec, *XF86OffscreenImagePtr;

Bool
xf86XVScreenInit(
   ScreenPtr pScreen, 
   XF86VideoAdaptorPtr 	*Adaptors,
   int num
);

typedef int (* xf86XVInitGenericAdaptorPtr)(ScrnInfoPtr pScrn,
	XF86VideoAdaptorPtr **Adaptors);

int
xf86XVRegisterGenericAdaptorDriver(
    xf86XVInitGenericAdaptorPtr InitFunc
);

int
xf86XVListGenericAdaptors(
    ScrnInfoPtr          pScrn,
    XF86VideoAdaptorPtr  **Adaptors
);

Bool 
xf86XVRegisterOffscreenImages(
   ScreenPtr pScreen,
   XF86OffscreenImagePtr images,
   int num
);

XF86OffscreenImagePtr
xf86XVQueryOffscreenImages(
   ScreenPtr pScreen,
   int *num
);
   
XF86VideoAdaptorPtr xf86XVAllocateVideoAdaptorRec(ScrnInfoPtr pScrn);

void xf86XVFreeVideoAdaptorRec(XF86VideoAdaptorPtr ptr);

void
xf86XVFillKeyHelper (ScreenPtr pScreen, CARD32 key, RegionPtr clipboxes);

Bool
xf86XVClipVideoHelper(
    BoxPtr dst,
    INT32 *xa,
    INT32 *xb,
    INT32 *ya,
    INT32 *yb,
    RegionPtr reg,
    INT32 width,
    INT32 height
);

void
xf86XVCopyYUV12ToPacked(
    const void *srcy,
    const void *srcv,
    const void *srcu,
    void *dst,
    int srcPitchy,
    int srcPitchuv,
    int dstPitch,
    int h,
    int w
);

void
xf86XVCopyPacked(
    const void *src,
    void *dst,
    int srcPitch,
    int dstPitch,
    int h,
    int w
);

#endif  /* _XF86XV_H_ */