sna_video.h revision 42542f5f 
1/***************************************************************************
2
3Copyright 2000 Intel Corporation.  All Rights Reserved.
4
5Permission is hereby granted, free of charge, to any person obtaining a
6copy of this software and associated documentation files (the
7"Software"), to deal in the Software without restriction, including
8without limitation the rights to use, copy, modify, merge, publish,
9distribute, sub license, and/or sell copies of the Software, and to
10permit persons to whom the Software is furnished to do so, subject to
11the following conditions:
12
13The above copyright notice and this permission notice (including the
14next paragraph) shall be included in all copies or substantial portions
15of the Software.
16
17THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
20IN NO EVENT SHALL INTEL, AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
21DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
22OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
23THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24
25**************************************************************************/
26
27#ifndef SNA_VIDEO_H
28#define SNA_VIDEO_H
29
30#include <xf86_OSproc.h>
31#include <xf86xv.h>
32#include <fourcc.h>
33
34#if defined(XvMCExtension) && defined(ENABLE_XVMC)
35#define SNA_XVMC 1
36#endif
37
38#define FOURCC_XVMC (('C' << 24) + ('M' << 16) + ('V' << 8) + 'X')
39#define FOURCC_RGB565 ((16 << 24) + ('B' << 16) + ('G' << 8) + 'R')
40#define FOURCC_RGB888 ((24 << 24) + ('B' << 16) + ('G' << 8) + 'R')
41
42/*
43 * Below, a dummy picture type that is used in XvPutImage
44 * only to do an overlay update.
45 * Introduced for the XvMC client lib.
46 * Defined to have a zero data size.
47 */
48#define XVMC_YUV { \
49	FOURCC_XVMC, XvYUV, LSBFirst, \
50	{'X', 'V', 'M', 'C', 0x00, 0x00, 0x00, 0x10, 0x80, 0x00, 0x00, 0xAA, 0x00, 0x38, 0x9B, 0x71}, \
51	12, XvPlanar, 3, 0, 0, 0, 0, 8, 8, 8, 1, 2, 2, 1, 2, 2, \
52	{'Y', 'V', 'U', 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, \
53	XvTopToBottom \
54}
55
56#define XVMC_RGB565 { \
57	FOURCC_RGB565, XvRGB, LSBFirst, \
58	{'P', 'A', 'S', 'S', 'T', 'H', 'R', 'O', 'U', 'G', 'H', 'R', 'G', 'B', '1', '6'}, \
59	16, XvPacked, 1, 16, 0x1f<<11, 0x3f<<5, 0x1f<<0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \
60	{'B', 'G', 'R', 'X', 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, \
61	XvTopToBottom \
62}
63
64#define XVMC_RGB888 { \
65	FOURCC_RGB888, XvRGB, LSBFirst, \
66	{'P', 'A', 'S', 'S', 'T', 'H', 'R', 'O', 'U', 'G', 'H', 'R', 'G', 'B', '2', '4'}, \
67	32, XvPacked, 1, 24, 0xff<<16, 0xff<<8, 0xff<<0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \
68	{'B', 'G', 'R', 'X', 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, \
69	XvTopToBottom \
70}
71
72struct sna_video {
73	struct sna *sna;
74
75	int brightness;
76	int contrast;
77	int saturation;
78	xf86CrtcPtr desired_crtc;
79
80	uint32_t gamma0;
81	uint32_t gamma1;
82	uint32_t gamma2;
83	uint32_t gamma3;
84	uint32_t gamma4;
85	uint32_t gamma5;
86
87	unsigned color_key;
88	unsigned color_key_changed;
89	bool has_color_key;
90
91	/** YUV data buffers */
92	struct kgem_bo *old_buf[2];
93	struct kgem_bo *buf;
94	int width, height, format;
95
96	int alignment;
97	bool tiled;
98	bool textured;
99	int plane;
100
101	struct kgem_bo *bo[4];
102	RegionRec clip;
103
104	int SyncToVblank;	/* -1: auto, 0: off, 1: on */
105	int AlwaysOnTop;
106};
107
108struct sna_video_frame {
109	struct kgem_bo *bo;
110	uint32_t id;
111	uint32_t size;
112	uint32_t UBufOffset;
113	uint32_t VBufOffset;
114	Rotation rotation;
115
116	uint16_t width, height;
117	uint16_t pitch[2];
118
119	/* extents */
120	BoxRec image;
121	BoxRec src;
122};
123
124static inline XvScreenPtr to_xv(ScreenPtr screen)
125{
126	return dixLookupPrivate(&screen->devPrivates, XvGetScreenKey());
127}
128
129void sna_video_init(struct sna *sna, ScreenPtr screen);
130void sna_video_overlay_setup(struct sna *sna, ScreenPtr screen);
131void sna_video_sprite_setup(struct sna *sna, ScreenPtr screen);
132void sna_video_textured_setup(struct sna *sna, ScreenPtr screen);
133void sna_video_destroy_window(WindowPtr win);
134void sna_video_close(struct sna *sna);
135
136XvAdaptorPtr sna_xv_adaptor_alloc(struct sna *sna);
137int sna_xv_fixup_formats(ScreenPtr screen,
138			 XvFormatPtr formats,
139			 int num_formats);
140int sna_xv_alloc_port(unsigned long port, XvPortPtr in, XvPortPtr *out);
141int sna_xv_free_port(XvPortPtr port);
142
143static inline int xvmc_passthrough(int id)
144{
145	switch (id) {
146	case FOURCC_XVMC:
147	case FOURCC_RGB565:
148	case FOURCC_RGB888:
149		return true;
150	default:
151		return false;
152	}
153}
154
155static inline int is_planar_fourcc(int id)
156{
157	switch (id) {
158	case FOURCC_YV12:
159	case FOURCC_I420:
160	case FOURCC_XVMC:
161		return 1;
162	default:
163		return 0;
164	}
165}
166
167bool
168sna_video_clip_helper(struct sna_video *video,
169		      struct sna_video_frame *frame,
170		      xf86CrtcPtr *crtc_ret,
171		      BoxPtr dst,
172		      short src_x, short src_y,
173		      short drw_x, short drw_y,
174		      short src_w, short src_h,
175		      short drw_w, short drw_h,
176		      RegionPtr reg);
177
178void
179sna_video_frame_init(struct sna_video *video,
180		     int id, short width, short height,
181		     struct sna_video_frame *frame);
182
183void
184sna_video_frame_set_rotation(struct sna_video *video,
185			     struct sna_video_frame *frame,
186			     Rotation rotation);
187
188struct kgem_bo *
189sna_video_buffer(struct sna_video *video,
190		 struct sna_video_frame *frame);
191
192bool
193sna_video_copy_data(struct sna_video *video,
194		    struct sna_video_frame *frame,
195		    const uint8_t *buf);
196
197void sna_video_buffer_fini(struct sna_video *video);
198
199void sna_video_free_buffers(struct sna_video *video);
200
201static inline XvPortPtr
202sna_window_get_port(WindowPtr window)
203{
204	return ((void **)__get_private(window, sna_window_key))[2];
205}
206
207static inline void
208sna_window_set_port(WindowPtr window, XvPortPtr port)
209{
210	((void **)__get_private(window, sna_window_key))[2] = port;
211}
212
213#endif /* SNA_VIDEO_H */
214