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review.blissroms.org / platform_hardware_samsung / 62f02ba4f4b7b561aa15408ebd9951600bdd71aa / . / exynos5 / hal / libhdmi / SecHdmi / SecGscaler.h
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codeworkx62f02ba2012-05-20 12:00:36 +0200[diff] [blame^]1/*
2 * Copyright@ Samsung Electronics Co. LTD
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef __SEC_GSC_OUT_H__
18#define __SEC_GSC_OUT_H__
19
20#ifdef __cplusplus
21extern "C" {
22#endif
23
24#include <linux/fb.h>
25
26#include <stdint.h>
27#include <string.h>
28#include <unistd.h>
29#include <errno.h>
30#include <fcntl.h>
31#include <asm/sizes.h>
32
33#include <sys/ioctl.h>
34#include <sys/types.h>
35#include <sys/stat.h>
36#include <sys/poll.h>
37#include <sys/mman.h>
38#include <hardware/hardware.h>
39
40#include "utils/Timers.h"
41
42#include "s5p_fimc_v4l2.h"
43#include "sec_utils_v4l2.h"
44#include "media.h"
45#include "v4l2-subdev.h"
46
47#include "sec_format.h"
48
49#include "SecBuffer.h"
50
51#define PFX_NODE_MEDIADEV "/dev/media"
52#define PFX_NODE_SUBDEV "/dev/v4l-subdev"
53#define PFX_NODE_VIDEODEV "/dev/video"
54#define PFX_ENTITY_SUBDEV_GSC "exynos-gsc-sd.%d"
55#define PFX_ENTITY_OUTPUTDEV_GSC "exynos-gsc.%d.output"
56
57#define GSC_SUBDEV_PAD_SINK (0)
58#define GSC_SUBDEV_PAD_SOURCE (1)
59#define GSC_VIDEODEV_PAD_SOURCE (0)
60#define MAX_BUFFERS_GSCALER (2)
61#define MAX_PLANES_GSCALER (3)
62
63#ifdef __cplusplus
64}
65
66class SecGscaler
67{
68public:
69 enum DEV {
70 DEV_0 = 0,
71 DEV_1,
72 DEV_2,
73 DEV_3,
74 DEV_MAX,
75 };
76
77 enum MODE {
78 MODE_NONE = 0,
79 MODE_SINGLE_BUF,
80 MODE_MULTI_BUF,
81 MODE_DMA_AUTO,
82 MODE_MAX,
83 };
84
85private:
86 bool mFlagCreate;
87 int mDev;
88 int mVideoNodeNum;
89 int mSubdevNodeNum;
90 int mVideodevFd;
91 int mMediadevFd;
92 int mSubdevFd;
93 unsigned int mNumOfBuf;
94 unsigned int mSrcIndex;
95 int mRotVal;
96 bool mFlagGlobalAlpha;
97 int mGlobalAlpha;
98 bool mFlagLocalAlpha;
99 bool mFlagColorKey;
100 int mColorKey;
101 bool mFlagSetSrcParam;
102 bool mFlagSetDstParam;
103 bool mFlagStreamOn;
104
105 s5p_fimc_t mS5pFimc;
106 SecBuffer mSrcBuffer[MAX_BUFFERS_GSCALER];
107
108 __u32 mSubdevEntity;
109 __u32 mVideodevEntity;
110 //struct media_link_desc mlink_desc;
111
112public:
113 SecGscaler();
114 virtual ~SecGscaler();
115
116 bool create(enum DEV dev, enum MODE mode, unsigned int numOfBuf);
117 bool create(enum DEV dev, unsigned int numOfBuf);
118
119 bool destroy(void);
120 bool flagCreate(void);
121
122 int getFd(void);
123 int getVideodevFd(void);
124 bool openVideodevFd(void);
125 bool closeVideodevFd(void);
126
127 int getSubdevFd(void);
128 __u32 getSubdevEntity(void);
129 __u32 getVideodevEntity(void);
130 bool getFlagSteamOn(void);
131
132 SecBuffer * getSrcBufferAddr(int index);
133
134 bool setSrcParams(unsigned int width, unsigned int height,
135 unsigned int cropX, unsigned int cropY,
136 unsigned int *cropWidth, unsigned int *cropHeight,
137 int colorFormat,
138 bool forceChange = true);
139
140 bool getSrcParams(unsigned int *width, unsigned int *height,
141 unsigned int *cropX, unsigned int *cropY,
142 unsigned int *cropWidth, unsigned int *cropHeight,
143 int *v4l2colorFormat);
144
145 bool setSrcAddr(unsigned int YAddr,
146 unsigned int CbAddr = 0,
147 unsigned int CrAddr = 0,
148 int colorFormat = 0);
149
150 bool setDstParams(unsigned int width, unsigned int height,
151 unsigned int cropX, unsigned int cropY,
152 unsigned int *cropWidth, unsigned int *cropHeight,
153 int colorFormat,
154 bool forceChange = true);
155
156 bool getDstParams(unsigned int *width, unsigned int *height,
157 unsigned int *cropX, unsigned int *cropY,
158 unsigned int *cropWidth, unsigned int *cropHeight,
159 int *mbusColorFormat);
160
161 bool setDstAddr(unsigned int YAddr,
162 unsigned int CbAddr = 0,
163 unsigned int CrAddr = 0,
164 int buf_index = 0);
165
166 bool setRotVal(unsigned int rotVal);
167 bool setGlobalAlpha(bool enable = true, int alpha = 0xff);
168 bool setLocalAlpha(bool enable);
169 bool setColorKey(bool enable = true, int colorKey = 0xff);
170
171 bool run(void);
172 bool streamOn(void);
173 bool streamOff(void);
174
175private:
176 bool m_checkSrcSize(unsigned int width, unsigned int height,
177 unsigned int cropX, unsigned int cropY,
178 unsigned int *cropWidth, unsigned int *cropHeight,
179 int colorFormat,
180 bool forceChange = false);
181
182 bool m_checkDstSize(unsigned int width, unsigned int height,
183 unsigned int cropX, unsigned int cropY,
184 unsigned int *cropWidth, unsigned int *cropHeight,
185 int colorFormat,
186 int rotVal,
187 bool forceChange = false);
188 int m_widthOfFimc(int v4l2ColorFormat, int width);
189 int m_heightOfFimc(int v4l2ColorFormat, int height);
190 int m_getYuvBpp(unsigned int fmt);
191 int m_getYuvPlanes(unsigned int fmt);
192};
193#endif
194
195#endif //__SEC_GSC_OUT_H__