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1 /* Copyright (c) 2012-2013, The Linux Foundation. All rights reserved.
2  *
3  * Redistribution and use in source and binary forms, with or without
4  * modification, are permitted provided that the following conditions are
5  * met:
6  *     * Redistributions of source code must retain the above copyright
7  *       notice, this list of conditions and the following disclaimer.
8  *     * Redistributions in binary form must reproduce the above
9  *       copyright notice, this list of conditions and the following
10  *       disclaimer in the documentation and/or other materials provided
11  *       with the distribution.
12  *     * Neither the name of The Linux Foundation nor the names of its
13  *       contributors may be used to endorse or promote products derived
14  *       from this software without specific prior written permission.
15  *
16  * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
17  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
23  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
24  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
25  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
26  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27  *
28  */
29 
30 #ifndef __QCAMERA_TYPES_H__
31 #define __QCAMERA_TYPES_H__
32 
33 #include <stdint.h>
34 #include <pthread.h>
35 #include <inttypes.h>
36 #include <media/msmb_camera.h>
37 
38 #define CAM_MAX_NUM_BUFS_PER_STREAM 24
39 #define MAX_METADATA_PAYLOAD_SIZE 1024
40 
41 #define CEILING32(X) (((X) + 0x0001F) & 0xFFFFFFE0)
42 #define CEILING16(X) (((X) + 0x000F) & 0xFFF0)
43 #define CEILING4(X)  (((X) + 0x0003) & 0xFFFC)
44 #define CEILING2(X)  (((X) + 0x0001) & 0xFFFE)
45 
46 #define MAX_ZOOMS_CNT 64
47 #define MAX_SIZES_CNT 24
48 #define MAX_EXP_BRACKETING_LENGTH 32
49 #define MAX_ROI 5
50 #define MAX_STREAM_NUM_IN_BUNDLE 4
51 #define MAX_NUM_STREAMS          8
52 
53 typedef enum {
54     CAM_HAL_V1 = 1,
55     CAM_HAL_V3 = 3
56 } cam_hal_version_t;
57 
58 typedef enum {
59     CAM_STATUS_SUCCESS,       /* Operation Succeded */
60     CAM_STATUS_FAILED,        /* Failure in doing operation */
61     CAM_STATUS_INVALID_PARM,  /* Inavlid parameter provided */
62     CAM_STATUS_NOT_SUPPORTED, /* Parameter/operation not supported */
63     CAM_STATUS_ACCEPTED,      /* Parameter accepted */
64     CAM_STATUS_MAX,
65 } cam_status_t;
66 
67 typedef enum {
68     CAM_POSITION_BACK,
69     CAM_POSITION_FRONT
70 } cam_position_t;
71 
72 typedef enum {
73     CAM_FLICKER_NONE,
74     CAM_FLICKER_50_HZ,
75     CAM_FLICKER_60_HZ
76 } cam_flicker_t;
77 
78 typedef enum {
79     CAM_FORMAT_JPEG = 0,
80     CAM_FORMAT_YUV_420_NV12 = 1,
81     CAM_FORMAT_YUV_420_NV21,
82     CAM_FORMAT_YUV_420_NV21_ADRENO,
83     CAM_FORMAT_YUV_420_YV12,
84     CAM_FORMAT_YUV_422_NV16,
85     CAM_FORMAT_YUV_422_NV61,
86     CAM_FORMAT_YUV_420_NV12_VENUS,
87 
88     /* Please note below are the defintions for raw image.
89      * Any format other than raw image format should be declared
90      * before this line!!!!!!!!!!!!! */
91 
92     /* Note: For all raw formats, each scanline needs to be 16 bytes aligned */
93 
94     /* Packed YUV/YVU raw format, 16 bpp: 8 bits Y and 8 bits UV.
95      * U and V are interleaved with Y: YUYV or YVYV */
96     CAM_FORMAT_YUV_RAW_8BIT_YUYV,
97     CAM_FORMAT_YUV_RAW_8BIT_YVYU,
98     CAM_FORMAT_YUV_RAW_8BIT_UYVY,
99     CAM_FORMAT_YUV_RAW_8BIT_VYUY,
100 
101     /* QCOM RAW formats where data is packed into 64bit word.
102      * 8BPP: 1 64-bit word contains 8 pixels p0 - p7, where p0 is
103      *       stored at LSB.
104      * 10BPP: 1 64-bit word contains 6 pixels p0 - p5, where most
105      *       significant 4 bits are set to 0. P0 is stored at LSB.
106      * 12BPP: 1 64-bit word contains 5 pixels p0 - p4, where most
107      *       significant 4 bits are set to 0. P0 is stored at LSB. */
108     CAM_FORMAT_BAYER_QCOM_RAW_8BPP_GBRG,
109     CAM_FORMAT_BAYER_QCOM_RAW_8BPP_GRBG,
110     CAM_FORMAT_BAYER_QCOM_RAW_8BPP_RGGB,
111     CAM_FORMAT_BAYER_QCOM_RAW_8BPP_BGGR,
112     CAM_FORMAT_BAYER_QCOM_RAW_10BPP_GBRG,
113     CAM_FORMAT_BAYER_QCOM_RAW_10BPP_GRBG,
114     CAM_FORMAT_BAYER_QCOM_RAW_10BPP_RGGB,
115     CAM_FORMAT_BAYER_QCOM_RAW_10BPP_BGGR,
116     CAM_FORMAT_BAYER_QCOM_RAW_12BPP_GBRG,
117     CAM_FORMAT_BAYER_QCOM_RAW_12BPP_GRBG,
118     CAM_FORMAT_BAYER_QCOM_RAW_12BPP_RGGB,
119     CAM_FORMAT_BAYER_QCOM_RAW_12BPP_BGGR,
120     /* MIPI RAW formats based on MIPI CSI-2 specifiction.
121      * 8BPP: Each pixel occupies one bytes, starting at LSB.
122      *       Output with of image has no restrictons.
123      * 10BPP: Four pixels are held in every 5 bytes. The output
124      *       with of image must be a multiple of 4 pixels.
125      * 12BPP: Two pixels are held in every 3 bytes. The output
126      *       width of image must be a multiple of 2 pixels. */
127     CAM_FORMAT_BAYER_MIPI_RAW_8BPP_GBRG,
128     CAM_FORMAT_BAYER_MIPI_RAW_8BPP_GRBG,
129     CAM_FORMAT_BAYER_MIPI_RAW_8BPP_RGGB,
130     CAM_FORMAT_BAYER_MIPI_RAW_8BPP_BGGR,
131     CAM_FORMAT_BAYER_MIPI_RAW_10BPP_GBRG,
132     CAM_FORMAT_BAYER_MIPI_RAW_10BPP_GRBG,
133     CAM_FORMAT_BAYER_MIPI_RAW_10BPP_RGGB,
134     CAM_FORMAT_BAYER_MIPI_RAW_10BPP_BGGR,
135     CAM_FORMAT_BAYER_MIPI_RAW_12BPP_GBRG,
136     CAM_FORMAT_BAYER_MIPI_RAW_12BPP_GRBG,
137     CAM_FORMAT_BAYER_MIPI_RAW_12BPP_RGGB,
138     CAM_FORMAT_BAYER_MIPI_RAW_12BPP_BGGR,
139     /* Ideal raw formats where image data has gone through black
140      * correction, lens rolloff, demux/channel gain, bad pixel
141      * correction, and ABF.
142      * Ideal raw formats could output any of QCOM_RAW and MIPI_RAW
143      * formats, plus plain8 8bbp, plain16 800, plain16 10bpp, and
144      * plain 16 12bpp */
145     CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_8BPP_GBRG,
146     CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_8BPP_GRBG,
147     CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_8BPP_RGGB,
148     CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_8BPP_BGGR,
149     CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_10BPP_GBRG,
150     CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_10BPP_GRBG,
151     CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_10BPP_RGGB,
152     CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_10BPP_BGGR,
153     CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_12BPP_GBRG,
154     CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_12BPP_GRBG,
155     CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_12BPP_RGGB,
156     CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_12BPP_BGGR,
157     CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_8BPP_GBRG,
158     CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_8BPP_GRBG,
159     CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_8BPP_RGGB,
160     CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_8BPP_BGGR,
161     CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_10BPP_GBRG,
162     CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_10BPP_GRBG,
163     CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_10BPP_RGGB,
164     CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_10BPP_BGGR,
165     CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_12BPP_GBRG,
166     CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_12BPP_GRBG,
167     CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_12BPP_RGGB,
168     CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_12BPP_BGGR,
169     CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN8_8BPP_GBRG,
170     CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN8_8BPP_GRBG,
171     CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN8_8BPP_RGGB,
172     CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN8_8BPP_BGGR,
173     CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_8BPP_GBRG,
174     CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_8BPP_GRBG,
175     CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_8BPP_RGGB,
176     CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_8BPP_BGGR,
177     CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_10BPP_GBRG,
178     CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_10BPP_GRBG,
179     CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_10BPP_RGGB,
180     CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_10BPP_BGGR,
181     CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_12BPP_GBRG,
182     CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_12BPP_GRBG,
183     CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_12BPP_RGGB,
184     CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_12BPP_BGGR,
185 
186     /* generic 8-bit raw */
187     CAM_FORMAT_JPEG_RAW_8BIT,
188     CAM_FORMAT_META_RAW_8BIT,
189 
190     CAM_FORMAT_MAX
191 } cam_format_t;
192 
193 typedef enum {
194     /* applies to HAL 1 */
195     CAM_STREAM_TYPE_DEFAULT,       /* default stream type */
196     CAM_STREAM_TYPE_PREVIEW,       /* preview */
197     CAM_STREAM_TYPE_POSTVIEW,      /* postview */
198     CAM_STREAM_TYPE_SNAPSHOT,      /* snapshot */
199     CAM_STREAM_TYPE_VIDEO,         /* video */
200 
201     /* applies to HAL 3 */
202     CAM_STREAM_TYPE_CALLBACK,      /* app requested callback */
203     CAM_STREAM_TYPE_NON_ZSL_SNAPSHOT, /* non zsl snapshot */
204     CAM_STREAM_TYPE_IMPL_DEFINED, /* opaque format: could be display, video enc, ZSL YUV */
205 
206     /* applies to both HAL 1 and HAL 3 */
207     CAM_STREAM_TYPE_METADATA,      /* meta data */
208     CAM_STREAM_TYPE_RAW,           /* raw dump from camif */
209     CAM_STREAM_TYPE_OFFLINE_PROC,  /* offline process */
210     CAM_STREAM_TYPE_MAX,
211 } cam_stream_type_t;
212 
213 typedef enum {
214     CAM_PAD_NONE = 1,
215     CAM_PAD_TO_2 = 2,
216     CAM_PAD_TO_4 = 4,
217     CAM_PAD_TO_WORD = CAM_PAD_TO_4,
218     CAM_PAD_TO_8 = 8,
219     CAM_PAD_TO_16 = 16,
220     CAM_PAD_TO_32 = 32,
221     CAM_PAD_TO_64 = 64,
222     CAM_PAD_TO_1K = 1024,
223     CAM_PAD_TO_2K = 2048,
224     CAM_PAD_TO_4K = 4096,
225     CAM_PAD_TO_8K = 8192
226 } cam_pad_format_t;
227 
228 typedef enum {
229     /* followings are per camera */
230     CAM_MAPPING_BUF_TYPE_CAPABILITY,  /* mapping camera capability buffer */
231     CAM_MAPPING_BUF_TYPE_PARM_BUF,    /* mapping parameters buffer */
232 
233     /* followings are per stream */
234     CAM_MAPPING_BUF_TYPE_STREAM_BUF,        /* mapping stream buffers */
235     CAM_MAPPING_BUF_TYPE_STREAM_INFO,       /* mapping stream information buffer */
236     CAM_MAPPING_BUF_TYPE_OFFLINE_INPUT_BUF, /* mapping offline process input buffer */
237     CAM_MAPPING_BUF_TYPE_MAX
238 } cam_mapping_buf_type;
239 
240 typedef struct {
241     cam_mapping_buf_type type;
242     uint32_t stream_id;   /* stream id: valid if STREAM_BUF */
243     uint32_t frame_idx;   /* frame index: valid if type is STREAM_BUF */
244     int32_t plane_idx;    /* planner index. valid if type is STREAM_BUF.
245                            * -1 means all planners shanre the same fd;
246                            * otherwise, each planner has its own fd */
247     unsigned long cookie; /* could be job_id(uint32_t) to identify mapping job */
248     int fd;               /* origin fd */
249     uint32_t size;        /* size of the buffer */
250 } cam_buf_map_type;
251 
252 typedef struct {
253     cam_mapping_buf_type type;
254     uint32_t stream_id;   /* stream id: valid if STREAM_BUF */
255     uint32_t frame_idx;   /* frame index: valid if STREAM_BUF or HIST_BUF */
256     int32_t plane_idx;    /* planner index. valid if type is STREAM_BUF.
257                            * -1 means all planners shanre the same fd;
258                            * otherwise, each planner has its own fd */
259     unsigned long cookie; /* could be job_id(uint32_t) to identify unmapping job */
260 } cam_buf_unmap_type;
261 
262 typedef enum {
263     CAM_MAPPING_TYPE_FD_MAPPING,
264     CAM_MAPPING_TYPE_FD_UNMAPPING,
265     CAM_MAPPING_TYPE_MAX
266 } cam_mapping_type;
267 
268 typedef struct {
269     cam_mapping_type msg_type;
270     union {
271         cam_buf_map_type buf_map;
272         cam_buf_unmap_type buf_unmap;
273     } payload;
274 } cam_sock_packet_t;
275 
276 typedef enum {
277     CAM_MODE_2D = (1<<0),
278     CAM_MODE_3D = (1<<1)
279 } cam_mode_t;
280 
281 typedef struct {
282     uint32_t len;
283     uint32_t y_offset;
284     uint32_t cbcr_offset;
285 } cam_sp_len_offset_t;
286 
287 typedef struct{
288     uint32_t len;
289     uint32_t offset;
290     int32_t offset_x;
291     int32_t offset_y;
292     int32_t stride;
293     int32_t scanline;
294 } cam_mp_len_offset_t;
295 
296 typedef struct {
297     uint32_t width_padding;
298     uint32_t height_padding;
299     uint32_t plane_padding;
300 } cam_padding_info_t;
301 
302 typedef struct {
303     int num_planes;
304     union {
305         cam_sp_len_offset_t sp;
306         cam_mp_len_offset_t mp[VIDEO_MAX_PLANES];
307     };
308     uint32_t frame_len;
309 } cam_frame_len_offset_t;
310 
311 typedef struct {
312     int32_t width;
313     int32_t height;
314 } cam_dimension_t;
315 
316 typedef struct {
317     cam_frame_len_offset_t plane_info;
318 } cam_stream_buf_plane_info_t;
319 
320 typedef struct {
321     float min_fps;
322     float max_fps;
323 } cam_fps_range_t;
324 
325 typedef struct {
326     int32_t min_sensitivity;
327     int32_t max_sensitivity;
328 } cam_sensitivity_range_t;
329 
330 typedef enum {
331     CAM_HFR_MODE_OFF,
332     CAM_HFR_MODE_60FPS,
333     CAM_HFR_MODE_90FPS,
334     CAM_HFR_MODE_120FPS,
335     CAM_HFR_MODE_150FPS,
336     CAM_HFR_MODE_MAX
337 } cam_hfr_mode_t;
338 
339 typedef struct {
340     cam_hfr_mode_t mode;
341     cam_dimension_t dim;
342     uint8_t frame_skip;
343     uint8_t livesnapshot_sizes_tbl_cnt;                     /* livesnapshot sizes table size */
344     cam_dimension_t livesnapshot_sizes_tbl[MAX_SIZES_CNT];  /* livesnapshot sizes table */
345 } cam_hfr_info_t;
346 
347 typedef enum {
348     CAM_WB_MODE_AUTO,
349     CAM_WB_MODE_CUSTOM,
350     CAM_WB_MODE_INCANDESCENT,
351     CAM_WB_MODE_FLUORESCENT,
352     CAM_WB_MODE_WARM_FLUORESCENT,
353     CAM_WB_MODE_DAYLIGHT,
354     CAM_WB_MODE_CLOUDY_DAYLIGHT,
355     CAM_WB_MODE_TWILIGHT,
356     CAM_WB_MODE_SHADE,
357     CAM_WB_MODE_OFF,
358     CAM_WB_MODE_MAX
359 } cam_wb_mode_type;
360 
361 typedef enum {
362     CAM_ANTIBANDING_MODE_OFF,
363     CAM_ANTIBANDING_MODE_60HZ,
364     CAM_ANTIBANDING_MODE_50HZ,
365     CAM_ANTIBANDING_MODE_AUTO,
366     CAM_ANTIBANDING_MODE_AUTO_50HZ,
367     CAM_ANTIBANDING_MODE_AUTO_60HZ,
368     CAM_ANTIBANDING_MODE_MAX,
369 } cam_antibanding_mode_type;
370 
371 /* Enum Type for different ISO Mode supported */
372 typedef enum {
373     CAM_ISO_MODE_AUTO,
374     CAM_ISO_MODE_DEBLUR,
375     CAM_ISO_MODE_100,
376     CAM_ISO_MODE_200,
377     CAM_ISO_MODE_400,
378     CAM_ISO_MODE_800,
379     CAM_ISO_MODE_1600,
380     CAM_ISO_MODE_MAX
381 } cam_iso_mode_type;
382 
383 typedef enum {
384     CAM_AEC_MODE_FRAME_AVERAGE,
385     CAM_AEC_MODE_CENTER_WEIGHTED,
386     CAM_AEC_MODE_SPOT_METERING,
387     CAM_AEC_MODE_SMART_METERING,
388     CAM_AEC_MODE_USER_METERING,
389     CAM_AEC_MODE_SPOT_METERING_ADV,
390     CAM_AEC_MODE_CENTER_WEIGHTED_ADV,
391     CAM_AEC_MODE_MAX
392 } cam_auto_exposure_mode_type;
393 
394 typedef enum {
395     CAM_AE_MODE_OFF,
396     CAM_AE_MODE_ON,
397     CAM_AE_MODE_MAX
398 } cam_ae_mode_type;
399 
400 typedef enum {
401     CAM_FOCUS_ALGO_AUTO,
402     CAM_FOCUS_ALGO_SPOT,
403     CAM_FOCUS_ALGO_CENTER_WEIGHTED,
404     CAM_FOCUS_ALGO_AVERAGE,
405     CAM_FOCUS_ALGO_MAX
406 } cam_focus_algorithm_type;
407 
408 /* Auto focus mode */
409 typedef enum {
410     CAM_FOCUS_MODE_AUTO,
411     CAM_FOCUS_MODE_INFINITY,
412     CAM_FOCUS_MODE_MACRO,
413     CAM_FOCUS_MODE_FIXED,
414     CAM_FOCUS_MODE_EDOF,
415     CAM_FOCUS_MODE_CONTINOUS_VIDEO,
416     CAM_FOCUS_MODE_CONTINOUS_PICTURE,
417     CAM_FOCUS_MODE_MAX
418 } cam_focus_mode_type;
419 
420 typedef enum {
421     CAM_SCENE_MODE_OFF,
422     CAM_SCENE_MODE_AUTO,
423     CAM_SCENE_MODE_LANDSCAPE,
424     CAM_SCENE_MODE_SNOW,
425     CAM_SCENE_MODE_BEACH,
426     CAM_SCENE_MODE_SUNSET,
427     CAM_SCENE_MODE_NIGHT,
428     CAM_SCENE_MODE_PORTRAIT,
429     CAM_SCENE_MODE_BACKLIGHT,
430     CAM_SCENE_MODE_SPORTS,
431     CAM_SCENE_MODE_ANTISHAKE,
432     CAM_SCENE_MODE_FLOWERS,
433     CAM_SCENE_MODE_CANDLELIGHT,
434     CAM_SCENE_MODE_FIREWORKS,
435     CAM_SCENE_MODE_PARTY,
436     CAM_SCENE_MODE_NIGHT_PORTRAIT,
437     CAM_SCENE_MODE_THEATRE,
438     CAM_SCENE_MODE_ACTION,
439     CAM_SCENE_MODE_AR,
440     CAM_SCENE_MODE_FACE_PRIORITY,
441     CAM_SCENE_MODE_BARCODE,
442     CAM_SCENE_MODE_MAX
443 } cam_scene_mode_type;
444 
445 typedef enum {
446     CAM_EFFECT_MODE_OFF,
447     CAM_EFFECT_MODE_MONO,
448     CAM_EFFECT_MODE_NEGATIVE,
449     CAM_EFFECT_MODE_SOLARIZE,
450     CAM_EFFECT_MODE_SEPIA,
451     CAM_EFFECT_MODE_POSTERIZE,
452     CAM_EFFECT_MODE_WHITEBOARD,
453     CAM_EFFECT_MODE_BLACKBOARD,
454     CAM_EFFECT_MODE_AQUA,
455     CAM_EFFECT_MODE_EMBOSS,
456     CAM_EFFECT_MODE_SKETCH,
457     CAM_EFFECT_MODE_NEON,
458     CAM_EFFECT_MODE_MAX
459 } cam_effect_mode_type;
460 
461 typedef enum {
462     CAM_FLASH_MODE_OFF,
463     CAM_FLASH_MODE_AUTO,
464     CAM_FLASH_MODE_ON,
465     CAM_FLASH_MODE_TORCH,
466     CAM_FLASH_MODE_SINGLE,
467     CAM_FLASH_MODE_MAX
468 } cam_flash_mode_t;
469 
470 // Flash States
471 typedef enum {
472     CAM_FLASH_STATE_UNAVAILABLE,
473     CAM_FLASH_STATE_CHARGING,
474     CAM_FLASH_STATE_READY,
475     CAM_FLASH_STATE_FIRED,
476     CAM_FLASH_STATE_PARTIAL,
477     CAM_FLASH_STATE_MAX
478 } cam_flash_state_t;
479 
480 typedef enum {
481     CAM_FLASH_FIRING_LEVEL_0,
482     CAM_FLASH_FIRING_LEVEL_1,
483     CAM_FLASH_FIRING_LEVEL_2,
484     CAM_FLASH_FIRING_LEVEL_3,
485     CAM_FLASH_FIRING_LEVEL_4,
486     CAM_FLASH_FIRING_LEVEL_5,
487     CAM_FLASH_FIRING_LEVEL_6,
488     CAM_FLASH_FIRING_LEVEL_7,
489     CAM_FLASH_FIRING_LEVEL_8,
490     CAM_FLASH_FIRING_LEVEL_9,
491     CAM_FLASH_FIRING_LEVEL_10,
492     CAM_FLASH_FIRING_LEVEL_MAX
493 } cam_flash_firing_level_t;
494 
495 
496 typedef enum {
497     CAM_AEC_TRIGGER_IDLE,
498     CAM_AEC_TRIGGER_START
499 } cam_aec_trigger_type_t;
500 
501 typedef enum {
502     CAM_AF_TRIGGER_IDLE,
503     CAM_AF_TRIGGER_START,
504     CAM_AF_TRIGGER_CANCEL
505 } cam_af_trigger_type_t;
506 
507 typedef enum {
508     CAM_AE_STATE_INACTIVE,
509     CAM_AE_STATE_SEARCHING,
510     CAM_AE_STATE_CONVERGED,
511     CAM_AE_STATE_LOCKED,
512     CAM_AE_STATE_FLASH_REQUIRED,
513     CAM_AE_STATE_PRECAPTURE
514 } cam_ae_state_t;
515 
516 typedef enum {
517     CAM_NOISE_REDUCTION_MODE_OFF,
518     CAM_NOISE_REDUCTION_MODE_FAST,
519     CAM_NOISE_REDUCTION_MODE_HIGH_QUALITY
520 } cam_noise_reduction_mode_t;
521 
522 typedef enum {
523     CAM_EDGE_MODE_OFF,
524     CAM_EDGE_MODE_FAST,
525     CAM_EDGE_MODE_HIGH_QUALITY,
526 } cam_edge_mode_t;
527 
528 typedef struct {
529    uint8_t edge_mode;
530    int32_t sharpness;
531 } cam_edge_application_t;
532 
533 typedef enum {
534     CAM_BLACK_LEVEL_LOCK_OFF,
535     CAM_BLACK_LEVEL_LOCK_ON,
536 } cam_black_level_lock_t;
537 
538 typedef enum {
539     CAM_LENS_SHADING_MAP_MODE_OFF,
540     CAM_LENS_SHADING_MAP_MODE_ON,
541 } cam_lens_shading_map_mode_t;
542 
543 typedef enum {
544     CAM_FACE_DETECT_MODE_OFF,
545     CAM_FACE_DETECT_MODE_SIMPLE,
546     CAM_FACE_DETECT_MODE_FULL,
547 } cam_face_detect_mode_t;
548 
549 typedef enum {
550     CAM_TONEMAP_MODE_CONTRAST_CURVE,
551     CAM_TONEMAP_MODE_FAST,
552     CAM_TONEMAP_MODE_HIGH_QUALITY,
553 } cam_tonemap_mode_t;
554 
555 typedef struct  {
556     int32_t left;
557     int32_t top;
558     int32_t width;
559     int32_t height;
560 } cam_rect_t;
561 
562 typedef struct  {
563     cam_rect_t rect;
564     int32_t weight; /* weight of the area, valid for focusing/metering areas */
565 } cam_area_t;
566 
567 typedef enum {
568     CAM_STREAMING_MODE_CONTINUOUS, /* continous streaming */
569     CAM_STREAMING_MODE_BURST,      /* burst streaming */
570     CAM_STREAMING_MODE_MAX
571 } cam_streaming_mode_t;
572 
573 #define CAM_REPROCESS_MASK_TYPE_WNR (1<<0)
574 
575 /* event from server */
576 typedef enum {
577     CAM_EVENT_TYPE_MAP_UNMAP_DONE  = (1<<0),
578     CAM_EVENT_TYPE_AUTO_FOCUS_DONE = (1<<1),
579     CAM_EVENT_TYPE_ZOOM_DONE       = (1<<2),
580     CAM_EVENT_TYPE_DAEMON_DIED     = (1<<3),
581     CAM_EVENT_TYPE_MAX
582 } cam_event_type_t;
583 
584 typedef enum {
585     CAM_EXP_BRACKETING_OFF,
586     CAM_EXP_BRACKETING_ON
587 } cam_bracket_mode;
588 
589 typedef struct {
590     cam_bracket_mode mode;
591     char values[MAX_EXP_BRACKETING_LENGTH];  /* user defined values */
592 } cam_exp_bracketing_t;
593 
594 typedef enum {
595     CAM_AEC_ROI_OFF,
596     CAM_AEC_ROI_ON
597 } cam_aec_roi_ctrl_t;
598 
599 typedef enum {
600     CAM_AEC_ROI_BY_INDEX,
601     CAM_AEC_ROI_BY_COORDINATE,
602 } cam_aec_roi_type_t;
603 
604 typedef struct {
605     uint32_t x;
606     uint32_t y;
607 } cam_coordinate_type_t;
608 
609 typedef struct {
610     int32_t numerator;
611     int32_t denominator;
612 } cam_rational_type_t;
613 
614 typedef struct {
615     cam_aec_roi_ctrl_t aec_roi_enable;
616     cam_aec_roi_type_t aec_roi_type;
617     union {
618         cam_coordinate_type_t coordinate[MAX_ROI];
619         uint32_t aec_roi_idx[MAX_ROI];
620     } cam_aec_roi_position;
621 } cam_set_aec_roi_t;
622 
623 typedef struct {
624     uint32_t frm_id;
625     uint8_t num_roi;
626     cam_rect_t roi[MAX_ROI];
627     int32_t weight[MAX_ROI];
628     uint8_t is_multiwindow;
629 } cam_roi_info_t;
630 
631 typedef enum {
632     CAM_WAVELET_DENOISE_YCBCR_PLANE,
633     CAM_WAVELET_DENOISE_CBCR_ONLY,
634     CAM_WAVELET_DENOISE_STREAMLINE_YCBCR,
635     CAM_WAVELET_DENOISE_STREAMLINED_CBCR
636 } cam_denoise_process_type_t;
637 
638 typedef struct {
639     int denoise_enable;
640     cam_denoise_process_type_t process_plates;
641 } cam_denoise_param_t;
642 
643 #define CAM_FACE_PROCESS_MASK_DETECTION    (1<<0)
644 #define CAM_FACE_PROCESS_MASK_RECOGNITION  (1<<1)
645 typedef struct {
646     int fd_mode;               /* mask of face process */
647     int num_fd;
648 } cam_fd_set_parm_t;
649 
650 typedef struct {
651     int8_t face_id;            /* unique id for face tracking within view unless view changes */
652     int8_t score;              /* score of confidence (0, -100) */
653     cam_rect_t face_boundary;  /* boundary of face detected */
654     cam_coordinate_type_t left_eye_center;  /* coordinate of center of left eye */
655     cam_coordinate_type_t right_eye_center; /* coordinate of center of right eye */
656     cam_coordinate_type_t mouth_center;     /* coordinate of center of mouth */
657     uint8_t smile_degree;      /* smile degree (0, -100) */
658     uint8_t smile_confidence;  /* smile confidence (0, 100) */
659     uint8_t face_recognised;   /* if face is recognised */
660     int8_t gaze_angle;         /* -90 -45 0 45 90 for head left to rigth tilt */
661     int8_t updown_dir;         /* up down direction (-90, 90) */
662     int8_t leftright_dir;      /* left right direction (-90, 90) */
663     int8_t roll_dir;           /* roll direction (-90, 90) */
664     int8_t left_right_gaze;    /* left right gaze degree (-50, 50) */
665     int8_t top_bottom_gaze;    /* up down gaze degree (-50, 50) */
666     uint8_t blink_detected;    /* if blink is detected */
667     uint8_t left_blink;        /* left eye blink degeree (0, -100) */
668     uint8_t right_blink;       /* right eye blink degree (0, - 100) */
669 } cam_face_detection_info_t;
670 
671 typedef struct {
672     uint32_t frame_id;                         /* frame index of which faces are detected */
673     uint8_t num_faces_detected;                /* number of faces detected */
674     cam_face_detection_info_t faces[MAX_ROI];  /* detailed information of faces detected */
675 } cam_face_detection_data_t;
676 
677 #define CAM_HISTOGRAM_STATS_SIZE 256
678 typedef struct {
679     uint32_t max_hist_value;
680     uint32_t hist_buf[CAM_HISTOGRAM_STATS_SIZE]; /* buf holding histogram stats data */
681 } cam_histogram_data_t;
682 
683 typedef struct {
684     cam_histogram_data_t r_stats;
685     cam_histogram_data_t b_stats;
686     cam_histogram_data_t gr_stats;
687     cam_histogram_data_t gb_stats;
688 } cam_bayer_hist_stats_t;
689 
690 typedef enum {
691     CAM_HISTOGRAM_TYPE_BAYER,
692     CAM_HISTOGRAM_TYPE_YUV
693 } cam_histogram_type_t;
694 
695 typedef struct {
696     cam_histogram_type_t type;
697     union {
698         cam_bayer_hist_stats_t bayer_stats;
699         cam_histogram_data_t yuv_stats;
700     };
701 } cam_hist_stats_t;
702 
703 enum cam_focus_distance_index{
704   CAM_FOCUS_DISTANCE_NEAR_INDEX,  /* 0 */
705   CAM_FOCUS_DISTANCE_OPTIMAL_INDEX,
706   CAM_FOCUS_DISTANCE_FAR_INDEX,
707   CAM_FOCUS_DISTANCE_MAX_INDEX
708 };
709 
710 typedef struct {
711   float focus_distance[CAM_FOCUS_DISTANCE_MAX_INDEX];
712 } cam_focus_distances_info_t;
713 
714 /* Different autofocus cycle when calling do_autoFocus
715  * CAM_AF_COMPLETE_EXISTING_SWEEP: Complete existing sweep
716  * if one is ongoing, and lock.
717  * CAM_AF_DO_ONE_FULL_SWEEP: Do one full sweep, regardless
718  * of the current state, and lock.
719  * CAM_AF_START_CONTINUOUS_SWEEP: Start continous sweep.
720  * After do_autoFocus, HAL receives an event: CAM_AF_FOCUSED,
721  * or CAM_AF_NOT_FOCUSED.
722  * cancel_autoFocus stops any lens movement.
723  * Each do_autoFocus call only produces 1 FOCUSED/NOT_FOCUSED
724  * event, not both.
725  */
726 typedef enum {
727     CAM_AF_COMPLETE_EXISTING_SWEEP,
728     CAM_AF_DO_ONE_FULL_SWEEP,
729     CAM_AF_START_CONTINUOUS_SWEEP
730 } cam_autofocus_cycle_t;
731 
732 typedef enum {
733     CAM_AF_SCANNING,
734     CAM_AF_FOCUSED,
735     CAM_AF_NOT_FOCUSED
736 } cam_autofocus_state_t;
737 
738 typedef struct {
739     cam_autofocus_state_t focus_state;           /* state of focus */
740     cam_focus_distances_info_t focus_dist;       /* focus distance */
741 } cam_auto_focus_data_t;
742 
743 typedef struct {
744     uint32_t stream_id;
745     cam_rect_t crop;
746 } cam_stream_crop_info_t;
747 
748 typedef struct {
749     uint8_t num_of_streams;
750     cam_stream_crop_info_t crop_info[MAX_NUM_STREAMS];
751 } cam_crop_data_t;
752 
753 typedef enum {
754     DO_NOT_NEED_FUTURE_FRAME,
755     NEED_FUTURE_FRAME,
756 } cam_prep_snapshot_state_t;
757 
758 typedef struct {
759     float gains[4];
760 } cam_color_correct_gains_t;
761 
762 typedef struct {
763     uint32_t min_frame_idx;
764     uint32_t max_frame_idx;
765 } cam_frame_idx_range_t;
766 
767 
768 typedef  struct {
769    float aperture_value;
770    /* Store current LED flash state */
771    cam_flash_mode_t         flash_mode;
772    cam_flash_state_t        flash_state;
773 } cam_sensor_params_t;
774 
775 typedef struct {
776     float exp_time;
777     int iso_value;
778 } cam_ae_params_t;
779 
780 typedef struct {
781     cam_dimension_t stream_sizes[MAX_NUM_STREAMS];
782     uint32_t num_streams;
783     uint32_t type[MAX_NUM_STREAMS];
784 } cam_stream_size_info_t;
785 
786 typedef struct {
787     uint32_t num_streams;
788     uint32_t streamID[MAX_NUM_STREAMS];
789 } cam_stream_ID_t;
790 
791 typedef  struct {
792     uint8_t is_stats_valid;               /* if histgram data is valid */
793     cam_hist_stats_t stats_data;          /* histogram data */
794 
795     uint8_t is_faces_valid;               /* if face detection data is valid */
796     cam_face_detection_data_t faces_data; /* face detection result */
797 
798     uint8_t is_focus_valid;               /* if focus data is valid */
799     cam_auto_focus_data_t focus_data;     /* focus data */
800 
801     uint8_t is_crop_valid;                /* if crop data is valid */
802     cam_crop_data_t crop_data;            /* crop data */
803 
804     uint8_t is_prep_snapshot_done_valid;  /* if prep snapshot done is valid */
805     cam_prep_snapshot_state_t prep_snapshot_done_state;  /* prepare snapshot done state */
806 
807     /* if good frame idx range is valid */
808     uint8_t is_good_frame_idx_range_valid;
809     /* good frame idx range, make sure:
810      * 1. good_frame_idx_range.min_frame_idx > current_frame_idx
811      * 2. good_frame_idx_range.min_frame_idx - current_frame_idx < 100 */
812     cam_frame_idx_range_t good_frame_idx_range;
813 
814     char private_metadata[MAX_METADATA_PAYLOAD_SIZE];
815 
816     /* AE parameters */
817     uint8_t is_ae_params_valid;
818     cam_ae_params_t ae_params;
819     /* sensor parameters */
820     uint8_t is_sensor_params_valid;
821     cam_sensor_params_t sensor_params;
822 } cam_metadata_info_t;
823 
824 typedef enum {
825     CAM_INTF_PARM_HAL_VERSION,
826 
827     /* Overall mode of 3A control routines. We need to have this parameter
828      * because not all android.control.* have an OFF option, for example,
829      * AE_FPS_Range, aePrecaptureTrigger */
830     CAM_INTF_META_MODE,
831     /* Whether AE is currently updating the sensor exposure and sensitivity
832      * fields */
833     CAM_INTF_META_AEC_MODE,
834     CAM_INTF_PARM_WHITE_BALANCE,
835     CAM_INTF_PARM_FOCUS_MODE,
836 
837     /* common between HAL1 and HAL3 */
838     CAM_INTF_PARM_ANTIBANDING,
839     CAM_INTF_PARM_EXPOSURE_COMPENSATION,
840     CAM_INTF_PARM_AEC_LOCK,
841     CAM_INTF_PARM_FPS_RANGE,
842     CAM_INTF_PARM_AWB_LOCK,
843     CAM_INTF_PARM_EFFECT,
844     CAM_INTF_PARM_BESTSHOT_MODE,
845     CAM_INTF_PARM_DIS_ENABLE,
846     CAM_INTF_PARM_LED_MODE,
847     CAM_INTF_META_HISTOGRAM, /* 10 */
848     CAM_INTF_META_FACE_DETECTION,
849     CAM_INTF_META_AUTOFOCUS_DATA,
850 
851     /* specific to HAl1 */
852     CAM_INTF_PARM_QUERY_FLASH4SNAP,
853     CAM_INTF_PARM_EXPOSURE,
854     CAM_INTF_PARM_SHARPNESS,
855     CAM_INTF_PARM_CONTRAST,
856     CAM_INTF_PARM_SATURATION,
857     CAM_INTF_PARM_BRIGHTNESS,
858     CAM_INTF_PARM_ISO,
859     CAM_INTF_PARM_ZOOM, /* 20 */
860     CAM_INTF_PARM_ROLLOFF,
861     CAM_INTF_PARM_MODE,             /* camera mode */
862     CAM_INTF_PARM_AEC_ALGO_TYPE,    /* auto exposure algorithm */
863     CAM_INTF_PARM_FOCUS_ALGO_TYPE,  /* focus algorithm */
864     CAM_INTF_PARM_AEC_ROI,
865     CAM_INTF_PARM_AF_ROI,
866     CAM_INTF_PARM_SCE_FACTOR,
867     CAM_INTF_PARM_FD,
868     CAM_INTF_PARM_MCE, /* 30 */
869     CAM_INTF_PARM_HFR,
870     CAM_INTF_PARM_REDEYE_REDUCTION,
871     CAM_INTF_PARM_WAVELET_DENOISE,
872     CAM_INTF_PARM_HISTOGRAM,
873     CAM_INTF_PARM_ASD_ENABLE,
874     CAM_INTF_PARM_RECORDING_HINT,
875     CAM_INTF_PARM_HDR,
876     CAM_INTF_PARM_FRAMESKIP,
877     CAM_INTF_PARM_ZSL_MODE,  /* indicating if it's running in ZSL mode */
878     CAM_INTF_PARM_HDR_NEED_1X, /* if HDR needs 1x output */ /* 40 */
879     CAM_INTF_PARM_LOCK_CAF,
880     CAM_INTF_PARM_VIDEO_HDR,
881     CAM_INTF_PARM_ROTATION,
882     CAM_INTF_META_CROP_DATA,
883     CAM_INTF_META_PREP_SNAPSHOT_DONE,
884     CAM_INTF_META_GOOD_FRAME_IDX_RANGE,
885 
886     /* stream based parameters */
887     CAM_INTF_PARM_DO_REPROCESS,
888     CAM_INTF_PARM_SET_BUNDLE,
889 
890     /* specific to HAL3 */
891     /* Whether the metadata maps to a valid frame number */
892     CAM_INTF_META_FRAME_NUMBER_VALID,
893     /* Whether the urgent metadata maps to a valid frame number */
894     CAM_INTF_META_URGENT_FRAME_NUMBER_VALID,
895     /* Whether the stream buffer corresponding this frame is dropped or not */
896     CAM_INTF_META_FRAME_DROPPED,
897     /* Number of pending requests yet to be processed */
898     CAM_INTF_META_PENDING_REQUESTS,
899     /* COLOR CORRECTION.*/
900     CAM_INTF_META_COLOR_CORRECT_MODE,
901     /* A transform matrix to chromatically adapt pixels in the CIE XYZ (1931)
902      * color space from the scene illuminant to the sRGB-standard D65-illuminant. */
903     CAM_INTF_META_COLOR_CORRECT_TRANSFORM, /* 50 */
904     /*Color channel gains in the Bayer raw domain in the order [RGeGoB]*/
905     CAM_INTF_META_COLOR_CORRECT_GAINS,
906     /*The best fit color transform matrix calculated by the stats*/
907     CAM_INTF_META_PRED_COLOR_CORRECT_TRANSFORM,
908     /*The best fit color channels gains calculated by the stats*/
909     CAM_INTF_META_PRED_COLOR_CORRECT_GAINS,
910     /* CONTROL */
911 //    CAM_INTF_META_REQUEST_ID,
912     /* A frame counter set by the framework. Must be maintained unchanged in
913      * output frame. */
914     CAM_INTF_META_FRAME_NUMBER,
915     /* A frame counter set by the framework. Must be maintained unchanged in
916      * output frame. */
917     CAM_INTF_META_URGENT_FRAME_NUMBER,
918     /*Number of streams and size of streams in current configuration*/
919     CAM_INTF_META_STREAM_INFO,
920     /* List of areas to use for metering */
921     CAM_INTF_META_AEC_ROI,
922     /* Whether the HAL must trigger precapture metering.*/
923     CAM_INTF_META_AEC_PRECAPTURE_TRIGGER,
924     /* The ID sent with the latest CAMERA2_TRIGGER_PRECAPTURE_METERING call */
925     CAM_INTF_META_AEC_PRECAPTURE_ID,
926     /* Current state of AE algorithm */
927     CAM_INTF_META_AEC_STATE,
928     /* List of areas to use for focus estimation */
929     CAM_INTF_META_AF_ROI,
930     /* Whether the HAL must trigger autofocus. */
931     CAM_INTF_META_AF_TRIGGER,
932     /* Current state of AF algorithm */
933     CAM_INTF_META_AF_STATE,
934     /* The ID sent with the latest CAMERA2_TRIGGER_AUTOFOCUS call */
935     CAM_INTF_META_AF_TRIGGER_ID,
936     /* List of areas to use for illuminant estimation */
937     CAM_INTF_META_AWB_REGIONS,
938     /* Current state of AWB algorithm */
939     CAM_INTF_META_AWB_STATE,
940     /*Whether black level compensation is frozen or free to vary*/
941     CAM_INTF_META_BLACK_LEVEL_LOCK,
942     /* Information to 3A routines about the purpose of this capture, to help
943      * decide optimal 3A strategy */
944     CAM_INTF_META_CAPTURE_INTENT,
945     /* DEMOSAIC */
946     /* Controls the quality of the demosaicing processing */
947     CAM_INTF_META_DEMOSAIC,
948     /* EDGE */
949     /* Operation mode for edge enhancement */
950     CAM_INTF_META_EDGE_MODE,
951     /* Control the amount of edge enhancement applied to the images.*/
952     /* 1-10; 10 is maximum sharpening */
953     CAM_INTF_META_SHARPNESS_STRENGTH,
954     /* FLASH */
955     /* Power for flash firing/torch, 10 is max power; 0 is no flash. Linear */
956     CAM_INTF_META_FLASH_POWER,
957     /* Firing time of flash relative to start of exposure, in nanoseconds*/
958     CAM_INTF_META_FLASH_FIRING_TIME,
959     /* Current state of the flash unit */
960     CAM_INTF_META_FLASH_STATE,
961     /* GEOMETRIC */
962     /* Operating mode of geometric correction */
963     CAM_INTF_META_GEOMETRIC_MODE,
964     /* Control the amount of shading correction applied to the images */
965     CAM_INTF_META_GEOMETRIC_STRENGTH,
966     /* HOT PIXEL */
967     /* Set operational mode for hot pixel correction */
968     CAM_INTF_META_HOTPIXEL_MODE,
969     /* LENS */
970     /* Size of the lens aperture */
971     CAM_INTF_META_LENS_APERTURE,
972     /* State of lens neutral density filter(s) */
973     CAM_INTF_META_LENS_FILTERDENSITY,
974     /* Lens optical zoom setting */
975     CAM_INTF_META_LENS_FOCAL_LENGTH,
976     /* Distance to plane of sharpest focus, measured from frontmost surface
977      * of the lens */
978     CAM_INTF_META_LENS_FOCUS_DISTANCE,
979     /* The range of scene distances that are in sharp focus (depth of field) */
980     CAM_INTF_META_LENS_FOCUS_RANGE,
981     /* Whether optical image stabilization is enabled. */
982     CAM_INTF_META_LENS_OPT_STAB_MODE,
983     /*Whether the hal needs to output the lens shading map*/
984     CAM_INTF_META_LENS_SHADING_MAP_MODE,
985     /* Current lens status */
986     CAM_INTF_META_LENS_STATE,
987     /* NOISE REDUCTION */
988     /* Mode of operation for the noise reduction algorithm */
989     CAM_INTF_META_NOISE_REDUCTION_MODE,
990    /* Control the amount of noise reduction applied to the images.
991     * 1-10; 10 is max noise reduction */
992     CAM_INTF_META_NOISE_REDUCTION_STRENGTH,
993     /* SCALER */
994     /* Top-left corner and width of the output region to select from the active
995      * pixel array */
996     CAM_INTF_META_SCALER_CROP_REGION,
997     /* The estimated scene illumination lighting frequency */
998     CAM_INTF_META_SCENE_FLICKER,
999     /* SENSOR */
1000     /* Duration each pixel is exposed to light, in nanoseconds */
1001     CAM_INTF_META_SENSOR_EXPOSURE_TIME,
1002     /* Duration from start of frame exposure to start of next frame exposure,
1003      * in nanoseconds */
1004     CAM_INTF_META_SENSOR_FRAME_DURATION,
1005     /* Gain applied to image data. Must be implemented through analog gain only
1006      * if set to values below 'maximum analog sensitivity'. */
1007     CAM_INTF_META_SENSOR_SENSITIVITY,
1008     /* Time at start of exposure of first row */
1009     CAM_INTF_META_SENSOR_TIMESTAMP,
1010     /* SHADING */
1011     /* Quality of lens shading correction applied to the image data */
1012     CAM_INTF_META_SHADING_MODE,
1013     /* Control the amount of shading correction applied to the images.
1014      * unitless: 1-10; 10 is full shading compensation */
1015     CAM_INTF_META_SHADING_STRENGTH,
1016     /* STATISTICS */
1017     /* State of the face detector unit */
1018     CAM_INTF_META_STATS_FACEDETECT_MODE,
1019     /* Operating mode for histogram generation */
1020     CAM_INTF_META_STATS_HISTOGRAM_MODE,
1021     /* Operating mode for sharpness map generation */
1022     CAM_INTF_META_STATS_SHARPNESS_MAP_MODE,
1023     /* A 3-channel sharpness map, based on the raw sensor data,
1024      * If only a monochrome sharpness map is supported, all channels
1025      * should have the same data
1026      */
1027     CAM_INTF_META_STATS_SHARPNESS_MAP,
1028 
1029     /* TONEMAP */
1030     /* Tone map mode */
1031     CAM_INTF_META_TONEMAP_MODE,
1032     /* Table mapping RGB input values to output values */
1033     CAM_INTF_META_TONEMAP_CURVES,
1034 
1035     CAM_INTF_META_FLASH_MODE,
1036     /* 2D array of gain factors for each color channel that was used to
1037      * compensate for lens shading for this frame */
1038     CAM_INTF_META_LENS_SHADING_MAP,
1039     CAM_INTF_META_PRIVATE_DATA,
1040     /* Indicates streams ID of all the requested buffers */
1041     CAM_INTF_META_STREAM_ID,
1042     /*AEC info for Exif*/
1043     CAM_INTF_META_AEC_INFO,
1044     CAM_INTF_PARM_MAX
1045 } cam_intf_parm_type_t;
1046 
1047 /*****************************************************************************
1048  *                 Code for HAL3 data types                                  *
1049  ****************************************************************************/
1050 typedef enum {
1051     CAM_INTF_METADATA_MAX
1052 } cam_intf_metadata_type_t;
1053 
1054 typedef enum {
1055     CAM_INTENT_CUSTOM,
1056     CAM_INTENT_PREVIEW,
1057     CAM_INTENT_STILL_CAPTURE,
1058     CAM_INTENT_VIDEO_RECORD,
1059     CAM_INTENT_VIDEO_SNAPSHOT,
1060     CAM_INTENT_ZERO_SHUTTER_LAG,
1061     CAM_INTENT_MAX,
1062 } cam_intent_t;
1063 
1064 typedef enum {
1065     /* Full application control of pipeline. All 3A routines are disabled,
1066      * no other settings in android.control.* have any effect */
1067     CAM_CONTROL_OFF,
1068     /* Use settings for each individual 3A routine. Manual control of capture
1069      * parameters is disabled. All controls in android.control.* besides sceneMode
1070      * take effect */
1071     CAM_CONTROL_AUTO,
1072     /* Use specific scene mode. Enabling this disables control.aeMode,
1073      * control.awbMode and control.afMode controls; the HAL must ignore those
1074      * settings while USE_SCENE_MODE is active (except for FACE_PRIORITY scene mode).
1075      * Other control entries are still active. This setting can only be used if
1076      * availableSceneModes != UNSUPPORTED. TODO: Should we remove this and handle this
1077      * in HAL ?*/
1078     CAM_CONTROL_USE_SCENE_MODE,
1079     CAM_CONTROL_MAX
1080 } cam_control_mode_t;
1081 
1082 typedef enum {
1083     /* Use the android.colorCorrection.transform matrix to do color conversion */
1084     CAM_COLOR_CORRECTION_TRANSFORM_MATRIX,
1085     /* Must not slow down frame rate relative to raw bayer output */
1086     CAM_COLOR_CORRECTION_FAST,
1087     /* Frame rate may be reduced by high quality */
1088     CAM_COLOR_CORRECTION_HIGH_QUALITY,
1089 } cam_color_correct_mode_t;
1090 
1091 typedef struct {
1092     /* 3x3 float matrix in row-major order. each element is in range of (0, 1) */
1093     cam_rational_type_t transform_matrix[3][3];
1094 } cam_color_correct_matrix_t;
1095 
1096 #define CAM_FOCAL_LENGTHS_MAX     1
1097 #define CAM_APERTURES_MAX         1
1098 #define CAM_FILTER_DENSITIES_MAX  1
1099 #define CAM_MAX_MAP_HEIGHT        6
1100 #define CAM_MAX_MAP_WIDTH         6
1101 #define CAM_MAX_SHADING_MAP_WIDTH 17
1102 #define CAM_MAX_SHADING_MAP_HEIGHT 13
1103 #define CAM_MAX_TONEMAP_CURVE_SIZE    128
1104 
1105 typedef struct {
1106     /* A 1D array of pairs of floats.
1107      * Mapping a 0-1 input range to a 0-1 output range.
1108      * The input range must be monotonically increasing with N,
1109      * and values between entries should be linearly interpolated.
1110      * For example, if the array is: [0.0, 0.0, 0.3, 0.5, 1.0, 1.0],
1111      * then the input->output mapping for a few sample points would be:
1112      * 0 -> 0, 0.15 -> 0.25, 0.3 -> 0.5, 0.5 -> 0.64 */
1113     float tonemap_points[CAM_MAX_TONEMAP_CURVE_SIZE][2];
1114 } cam_tonemap_curve_t;
1115 
1116 typedef struct {
1117    int tonemap_points_cnt;
1118    cam_tonemap_curve_t curves[3];
1119 } cam_rgb_tonemap_curves;
1120 
1121 typedef enum {
1122     OFF,
1123     FAST,
1124     QUALITY,
1125 } cam_quality_preference_t;
1126 
1127 typedef enum {
1128     CAM_FLASH_CTRL_OFF,
1129     CAM_FLASH_CTRL_SINGLE,
1130     CAM_FLASH_CTRL_TORCH
1131 } cam_flash_ctrl_t;
1132 
1133 typedef struct {
1134     uint8_t frame_dropped; /*  This flag indicates whether any stream buffer is dropped or not */
1135     cam_stream_ID_t cam_stream_ID; /* if dropped, Stream ID of dropped streams */
1136 } cam_frame_dropped_t;
1137 
1138 typedef struct {
1139     uint8_t ae_mode;
1140     uint8_t awb_mode;
1141     uint8_t af_mode;
1142 } cam_scene_mode_overrides_t;
1143 
1144 typedef struct {
1145     int32_t left;
1146     int32_t top;
1147     int32_t width;
1148     int32_t height;
1149 } cam_crop_region_t;
1150 
1151 typedef struct {
1152     /* Estimated sharpness for each region of the input image.
1153      * Normalized to be between 0 and maxSharpnessMapValue.
1154      * Higher values mean sharper (better focused) */
1155     int32_t sharpness[CAM_MAX_MAP_WIDTH][CAM_MAX_MAP_HEIGHT];
1156 } cam_sharpness_map_t;
1157 
1158 typedef struct {
1159    float lens_shading[4*CAM_MAX_SHADING_MAP_HEIGHT*CAM_MAX_SHADING_MAP_WIDTH];
1160 } cam_lens_shading_map_t;
1161 
1162 typedef struct {
1163     int32_t min_value;
1164     int32_t max_value;
1165     int32_t def_value;
1166     int32_t step;
1167 } cam_control_range_t;
1168 
1169 #define CAM_QCOM_FEATURE_FACE_DETECTION (1<<0)
1170 #define CAM_QCOM_FEATURE_DENOISE2D      (1<<1)
1171 #define CAM_QCOM_FEATURE_CROP           (1<<2)
1172 #define CAM_QCOM_FEATURE_ROTATION       (1<<3)
1173 #define CAM_QCOM_FEATURE_FLIP           (1<<4)
1174 #define CAM_QCOM_FEATURE_HDR            (1<<5)
1175 #define CAM_QCOM_FEATURE_REGISTER_FACE  (1<<6)
1176 #define CAM_QCOM_FEATURE_SHARPNESS      (1<<7)
1177 #define CAM_QCOM_FEATURE_VIDEO_HDR      (1<<8)
1178 #define CAM_QCOM_FEATURE_CAC            (1<<9)
1179 
1180 // Counter clock wise
1181 typedef enum {
1182     ROTATE_0 = 1<<0,
1183     ROTATE_90 = 1<<1,
1184     ROTATE_180 = 1<<2,
1185     ROTATE_270 = 1<<3,
1186 } cam_rotation_t;
1187 
1188 typedef enum {
1189     FLIP_H = 1<<0,
1190     FLIP_V = 1<<1,
1191 } cam_flip_t;
1192 
1193 typedef struct {
1194     uint32_t bundle_id;                            /* bundle id */
1195     uint8_t num_of_streams;                        /* number of streams in the bundle */
1196     uint32_t stream_ids[MAX_STREAM_NUM_IN_BUNDLE]; /* array of stream ids to be bundled */
1197 } cam_bundle_config_t;
1198 
1199 typedef enum {
1200     CAM_ONLINE_REPROCESS_TYPE,    /* online reprocess, frames from running streams */
1201     CAM_OFFLINE_REPROCESS_TYPE,   /* offline reprocess, frames from external source */
1202 } cam_reprocess_type_enum_t;
1203 
1204 typedef struct {
1205     /* reprocess feature mask */
1206     uint32_t feature_mask;
1207 
1208     /* individual setting for features to be reprocessed */
1209     cam_denoise_param_t denoise2d;
1210     cam_rect_t input_crop;
1211     cam_rotation_t rotation;
1212     uint32_t flip;
1213     int32_t sharpness;
1214     int32_t hdr_need_1x; /* when CAM_QCOM_FEATURE_HDR enabled, indicate if 1x is needed for output */
1215 } cam_pp_feature_config_t;
1216 
1217 typedef struct {
1218     uint32_t input_stream_id;
1219     /* input source stream type */
1220     cam_stream_type_t input_stream_type;
1221 } cam_pp_online_src_config_t;
1222 
1223 typedef struct {
1224     /* image format */
1225     cam_format_t input_fmt;
1226 
1227     /* image dimension */
1228     cam_dimension_t input_dim;
1229 
1230     /* buffer plane information, will be calc based on stream_type, fmt,
1231        dim, and padding_info(from stream config). Info including:
1232        offset_x, offset_y, stride, scanline, plane offset */
1233     cam_stream_buf_plane_info_t input_buf_planes;
1234 
1235     /* number of input reprocess buffers */
1236     uint8_t num_of_bufs;
1237 } cam_pp_offline_src_config_t;
1238 
1239 /* reprocess stream input configuration */
1240 typedef struct {
1241     /* input source config */
1242     cam_reprocess_type_enum_t pp_type;
1243     union {
1244         cam_pp_online_src_config_t online;
1245         cam_pp_offline_src_config_t offline;
1246     };
1247 
1248     /* pp feature config */
1249     cam_pp_feature_config_t pp_feature_config;
1250 } cam_stream_reproc_config_t;
1251 
1252 typedef struct {
1253     uint8_t crop_enabled;
1254     cam_rect_t input_crop;
1255 } cam_crop_param_t;
1256 
1257 typedef struct {
1258     uint8_t trigger;
1259     int32_t trigger_id;
1260 } cam_trigger_t;
1261 
1262 typedef struct {
1263     cam_denoise_param_t denoise;
1264     cam_crop_param_t crop;
1265     uint32_t flip;     /* 0 means no flip */
1266     int32_t sharpness; /* 0 means no sharpness */
1267 } cam_per_frame_pp_config_t;
1268 
1269 typedef enum {
1270     CAM_OPT_STAB_OFF,
1271     CAM_OPT_STAB_ON,
1272     CAM_OPT_STAB_MAX
1273 } cam_optical_stab_modes_t;
1274 
1275 typedef enum {
1276     CAM_FILTER_ARRANGEMENT_RGGB,
1277     CAM_FILTER_ARRANGEMENT_GRBG,
1278     CAM_FILTER_ARRANGEMENT_GBRG,
1279     CAM_FILTER_ARRANGEMENT_BGGR,
1280 
1281     /* Sensor is not Bayer; output has 3 16-bit values for each pixel,
1282      * instead of just 1 16-bit value per pixel.*/
1283     CAM_FILTER_ARRANGEMENT_RGB
1284 } cam_color_filter_arrangement_t;
1285 
1286 typedef enum {
1287     CAM_AF_STATE_INACTIVE,
1288     CAM_AF_STATE_PASSIVE_SCAN,
1289     CAM_AF_STATE_PASSIVE_FOCUSED,
1290     CAM_AF_STATE_ACTIVE_SCAN,
1291     CAM_AF_STATE_FOCUSED_LOCKED,
1292     CAM_AF_STATE_NOT_FOCUSED_LOCKED,
1293     CAM_AF_STATE_PASSIVE_UNFOCUSED
1294 } cam_af_state_t;
1295 
1296 typedef enum {
1297   CAM_AF_LENS_STATE_STATIONARY,
1298   CAM_AF_LENS_STATE_MOVING,
1299 } cam_af_lens_state_t;
1300 
1301 typedef enum {
1302     CAM_AWB_STATE_INACTIVE,
1303     CAM_AWB_STATE_SEARCHING,
1304     CAM_AWB_STATE_CONVERGED,
1305     CAM_AWB_STATE_LOCKED
1306 } cam_awb_state_t;
1307 
1308 #endif /* __QCAMERA_TYPES_H__ */
1309