path: root/inc/mjpeg/colorspaces.h (plain)
blob: 347956837aebcd2623c37f9293cad5bc0222a0fd

1	/*******************************************************************************#
2	# guvcview http://guvcview.sourceforge.net #
3	# #
4	# Paulo Assis <pj.assis@gmail.com> #
5	# #
6	# This program is free software; you can redistribute it and/or modify #
7	# it under the terms of the GNU General Public License as published by #
8	# the Free Software Foundation; either version 2 of the License, or #
9	# (at your option) any later version. #
10	# #
11	# This program is distributed in the hope that it will be useful, #
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of #
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
14	# GNU General Public License for more details. #
15	# #
16	# You should have received a copy of the GNU General Public License #
17	# along with this program; if not, write to the Free Software #
18	# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA #
19	# #
20	********************************************************************************/
21
22	#ifndef COLORSPACES_H
23	#define COLORSPACES_H
24
25	#include "defs.h"
26	#include "jutils.h"
27
28	/*convert yuv 420 planar (yu12) to yuv 422
29	* args:
30	* framebuffer: pointer to frame buffer (yuyv)
31	* tmpbuffer: pointer to temp buffer containing yuv420 planar data frame
32	* width: picture width
33	* height: picture height
34	*/
35	void
36	yuv420_to_yuyv (BYTE *framebuffer, BYTE *tmpbuffer, int width, int height);
37
38	/*convert yvu 420 planar (yv12) to yuv 422 (yuyv)
39	* args:
40	* framebuffer: pointer to frame buffer (yuyv)
41	* tmpbuffer: pointer to temp buffer containing yvu420 planar data frame
42	* width: picture width
43	* height: picture height
44	*/
45	void yvu420_to_yuyv (BYTE *framebuffer, BYTE *tmpbuffer, int width, int height);
46
47	/*convert yuv 420 planar (uv interleaved) (nv12) to yuv 422
48	* args:
49	* framebuffer: pointer to frame buffer (yuyv)
50	* tmpbuffer: pointer to temp buffer containing yuv420 (nv12) planar data frame
51	* width: picture width
52	* height: picture height
53	*/
54	void nv12_to_yuyv (BYTE *framebuffer, BYTE *tmpbuffer, int width, int height);
55
56	/*convert yuv 420 planar (vu interleaved) (nv21) to yuv 422
57	* args:
58	* framebuffer: pointer to frame buffer (yuyv)
59	* tmpbuffer: pointer to temp buffer containing yuv420 (nv21) planar data frame
60	* width: picture width
61	* height: picture height
62	*/
63	void nv21_to_yuyv (BYTE *framebuffer, BYTE *tmpbuffer, int width, int height);
64
65	/*convert yuv 422 planar (uv interleaved) (nv16) to yuv 422
66	* args:
67	* framebuffer: pointer to frame buffer (yuyv)
68	* tmpbuffer: pointer to temp buffer containing yuv422 (nv16) planar data frame
69	* width: picture width
70	* height: picture height
71	*/
72	void nv16_to_yuyv (BYTE *framebuffer, BYTE *tmpbuffer, int width, int height);
73
74	/*convert yuv 422 planar (vu interleaved) (nv61) to yuv 422
75	* args:
76	* framebuffer: pointer to frame buffer (yuyv)
77	* tmpbuffer: pointer to temp buffer containing yuv422 (nv61) planar data frame
78	* width: picture width
79	* height: picture height
80	*/
81	void nv61_to_yuyv (BYTE *framebuffer, BYTE *tmpbuffer, int width, int height);
82
83	/*convert y10b (bit-packed array greyscale format) to yuyv (packed)
84	* args:
85	* framebuffer: pointer to frame buffer (yuyv)
86	* tmpbuffer: pointer to temp buffer containing y10b (bit-packed array) data frame
87	* width: picture width
88	* height: picture height
89	*/
90	void y10b_to_yuyv (BYTE *framebuffer, BYTE *tmpbuffer, int width, int height);
91
92	/*convert y16 (grey) to yuyv (packed)
93	* args:
94	* framebuffer: pointer to frame buffer (yuyv)
95	* tmpbuffer: pointer to temp buffer containing y16 (grey) data frame
96	* width: picture width
97	* height: picture height
98	*/
99	void y16_to_yuyv (BYTE *framebuffer, BYTE *tmpbuffer, int width, int height);
100
101	/*convert yyuv to yuyv
102	* args:
103	* framebuffer: pointer to frame buffer (yuyv)
104	* tmpbuffer: pointer to temp buffer containing a yyuv data frame
105	* width: picture width
106	* height: picture height
107	*/
108	void
109	yyuv_to_yuyv (BYTE *framebuffer, BYTE *tmpbuffer, int width, int height);
110
111	/*convert uyvy (packed) to yuyv (packed)
112	* args:
113	* framebuffer: pointer to frame buffer (yuyv)
114	* tmpbuffer: pointer to temp buffer containing uyvy packed data frame
115	* width: picture width
116	* height: picture height
117	*/
118	void uyvy_to_yuyv (BYTE *framebuffer, BYTE *tmpbuffer, int width, int height);
119
120	/*convert yvyu (packed) to yuyv (packed)
121	* args:
122	* framebuffer: pointer to frame buffer (yuyv)
123	* tmpbuffer: pointer to temp buffer containing yvyu packed data frame
124	* width: picture width
125	* height: picture height
126	*/
127	void yvyu_to_yuyv (BYTE *framebuffer, BYTE *tmpbuffer, int width, int height);
128
129	/*convert yuv 411 packed (y41p) to yuv 422
130	* args:
131	* framebuffer: pointer to frame buffer (yuyv)
132	* tmpbuffer: pointer to temp buffer containing y41p data frame
133	* width: picture width
134	* height: picture height
135	*/
136	void y41p_to_yuyv (BYTE *framebuffer, BYTE *tmpbuffer, int width, int height);
137
138	/*convert yuv mono (grey) to yuv 422
139	* args:
140	* framebuffer: pointer to frame buffer (yuyv)
141	* tmpbuffer: pointer to temp buffer containing grey (y only) data frame
142	* width: picture width
143	* height: picture height
144	*/
145	void grey_to_yuyv (BYTE *framebuffer, BYTE *tmpbuffer, int width, int height);
146
147	/*convert SPCA501 (s501) to yuv 422
148	* s501 |Y0..width..Y0|U..width/2..U|Y1..width..Y1|V..width/2..V|
149	* signed values (-128;+127) must be converted to unsigned (0; 255)
150	* args:
151	* framebuffer: pointer to frame buffer (yuyv)
152	* tmpbuffer: pointer to temp buffer containing s501 data frame
153	* width: picture width
154	* height: picture height
155	*/
156	void s501_to_yuyv(BYTE *framebuffer, BYTE *tmpbuffer, int width, int height);
157
158	/*convert SPCA505 (s505) to yuv 422
159	* s505 |Y0..width..Y0|Y1..width..Y1|U..width/2..U|V..width/2..V|
160	* signed values (-128;+127) must be converted to unsigned (0; 255)
161	* args:
162	* framebuffer: pointer to frame buffer (yuyv)
163	* tmpbuffer: pointer to temp buffer containing s501 data frame
164	* width: picture width
165	* height: picture height
166	*/
167	void s505_to_yuyv(BYTE *framebuffer, BYTE *tmpbuffer, int width, int height);
168
169	/*convert SPCA508 (s508) to yuv 422
170	* s508 |Y0..width..Y0|U..width/2..U|V..width/2..V|Y1..width..Y1|
171	* signed values (-128;+127) must be converted to unsigned (0; 255)
172	* args:
173	* framebuffer: pointer to frame buffer (yuyv)
174	* tmpbuffer: pointer to temp buffer containing s501 data frame
175	* width: picture width
176	* height: picture height
177	*/
178	void s508_to_yuyv(BYTE *framebuffer, BYTE *tmpbuffer, int width, int height);
179
180	/*convert yuyv to rgb24
181	* args:
182	* pyuv: pointer to buffer containing yuv data (yuyv)
183	* prgb: pointer to buffer containing rgb24 data
184	* width: picture width
185	* height: picture height
186	*/
187	void
188	yuyv2rgb (BYTE *pyuv, BYTE *prgb, int width, int height);
189
190
191	/*convert yuyv to bgr with lines upsidedown
192	* used for bitmap files (DIB24)
193	* args:
194	* pyuv: pointer to buffer containing yuv data (yuyv)
195	* prgb: pointer to buffer containing rgb24 data
196	* width: picture width
197	* height: picture height
198	*/
199	void
200	yuyv2bgr (BYTE *pyuv, BYTE *pbgr, int width, int height);
201
202	/* used for rgb video (fourcc="RGB ")
203	* lines are in correct order
204	*/
205	void
206	yuyv2bgr1 (BYTE *pyuv, BYTE *pbgr, int width, int height);
207
208	/*convert bayer raw data to rgb24
209	* args:
210	* pBay: pointer to buffer containing Raw bayer data data
211	* pRGB24: pointer to buffer containing rgb24 data
212	* width: picture width
213	* height: picture height
214	* pix_order: bayer pixel order (0=gb/rg 1=gr/bg 2=bg/gr 3=rg/bg)
215	*/
216	void
217	bayer_to_rgb24(BYTE *pBay, BYTE *pRGB24, int width, int height, int pix_order);
218
219	/*convert rgb24 to yuyv
220	* args:
221	* prgb: pointer to buffer containing rgb24 data
222	* pyuv: pointer to buffer containing yuv data (yuyv)
223	* width: picture width
224	* height: picture height
225	*/
226	void
227	rgb2yuyv(BYTE *prgb, BYTE *pyuv, int width, int height);
228
229	/*convert bgr24 to yuyv
230	* args:
231	* pbgr: pointer to buffer containing bgr24 data
232	* pyuv: pointer to buffer containing yuv data (yuyv)
233	* width: picture width
234	* height: picture height
235	*/
236	void
237	bgr2yuyv(BYTE *pbgr, BYTE *pyuv, int width, int height);
238
239	/*use in utils.c for jpeg decoding 420 planar to 422
240	* args:
241	* out: pointer to data output of idct (macroblocks yyyy u v)
242	* pic: pointer to picture buffer (yuyv)
243	* width: picture width
244	*/
245	void
246	yuv420pto422(int * out,unsigned char *pic,int width);
247
248	/*use in utils.c for jpeg decoding 422 planar to 422
249	* args:
250	* out: pointer to data output of idct (macroblocks yyyy u v)
251	* pic: pointer to picture buffer (yuyv)
252	* width: picture width
253	*/
254	void
255	yuv422pto422(int * out,unsigned char *pic,int width);
256
257	void
258	yuv420pto420sp(int * out,addr *pic,int width);
259
260	void
261	yuv420pto420p(int * out,addr *pic,int width);
262
263	void
264	yuv422pto420sp(int * out, addr *pic,int width);
265
266	void
267	yuv422pto420p(int * out, addr *pic,int width);
268
269	/*use in utils.c for jpeg decoding 444 planar to 422
270	* args:
271	* out: pointer to data output of idct (macroblocks yyyy u v)
272	* pic: pointer to picture buffer (yuyv)
273	* width: picture width
274	*/
275	void
276	yuv444pto422(int * out,unsigned char *pic,int width);
277
278	/*use in utils.c for jpeg decoding 400 planar to 422
279	* args:
280	* out: pointer to data output of idct (macroblocks yyyy )
281	* pic: pointer to picture buffer (yuyv)
282	* width: picture width
283	*/
284	void
285	yuv400pto422(int * out,unsigned char *pic,int width);
286
287	#endif
288
289