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Diffstat (limited to 'camera/exynos_camera.h')
| -rw-r--r-- | camera/exynos_camera.h | 432 |
1 files changed, 432 insertions, 0 deletions
diff --git a/camera/exynos_camera.h b/camera/exynos_camera.h new file mode 100644 index 0000000..1cc4df2 --- /dev/null +++ b/camera/exynos_camera.h @@ -0,0 +1,432 @@ +/* + * Copyright (C) 2013 Paul Kocialkowski + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <stdlib.h> +#include <stdint.h> +#include <stdbool.h> +#include <pthread.h> + +#include <linux/videodev2.h> +#include <linux/videodev2_samsung.h> + +#include <Exif.h> + +#include <hardware/hardware.h> +#include <hardware/camera.h> + +#ifndef _EXYNOS_CAMERA_H_ +#define _EXYNOS_CAMERA_H_ + +#define EXYNOS_CAMERA_MAX_PRESETS_COUNT 2 +#define EXYNOS_CAMERA_MAX_V4L2_NODES_COUNT 4 +#define EXYNOS_CAMERA_MIN_BUFFERS_COUNT 3 +#define EXYNOS_CAMERA_MAX_BUFFERS_COUNT 8 + +#define EXYNOS_CAMERA_MSG_ENABLED(msg) \ + (exynos_camera->messages_enabled & msg) +#define EXYNOS_CAMERA_CALLBACK_DEFINED(cb) \ + (exynos_camera->callbacks.cb != NULL) + +/* + * Structures + */ + +struct list_head { + struct list_head *next; + struct list_head *prev; +}; + +enum exynos_param_type { + EXYNOS_PARAM_INT, + EXYNOS_PARAM_FLOAT, + EXYNOS_PARAM_STRING, +}; + +union exynos_param_data { + int integer; + float floating; + char *string; +}; + +struct exynos_param { + struct list_head list; + + char *key; + union exynos_param_data data; + enum exynos_param_type type; +}; + +struct exynos_camera_params { + char *preview_size_values; + char *preview_size; + char *preview_format_values; + char *preview_format; + char *preview_frame_rate_values; + int preview_frame_rate; + char *preview_fps_range_values; + char *preview_fps_range; + + char *picture_size_values; + char *picture_size; + char *picture_format_values; + char *picture_format; + char *jpeg_thumbnail_size_values; + int jpeg_thumbnail_width; + int jpeg_thumbnail_height; + int jpeg_thumbnail_quality; + int jpeg_quality; + + char *recording_size; + char *recording_size_values; + char *recording_format; + + char *focus_mode; + char *focus_mode_values; + char *focus_distances; + char *focus_areas; + int max_num_focus_areas; + + int zoom_supported; + int smooth_zoom_supported; + char *zoom_ratios; + int zoom; + int max_zoom; + + char *flash_mode; + char *flash_mode_values; + + int exposure_compensation; + float exposure_compensation_step; + int min_exposure_compensation; + int max_exposure_compensation; + + char *whitebalance; + char *whitebalance_values; + + char *scene_mode; + char *scene_mode_values; + + char *effect; + char *effect_values; + + char *iso; + char *iso_values; +}; + +struct exynos_camera_preset { + char *name; + int facing; + int orientation; + + int rotation; + int hflip; + int vflip; + + int picture_format; + + float focal_length; + float horizontal_view_angle; + float vertical_view_angle; + + int metering; + + struct exynos_camera_params params; +}; + +struct exynos_v4l2_node { + int id; + char *node; +}; + +struct exynox_camera_config { + struct exynos_camera_preset *presets; + int presets_count; + + struct exynos_v4l2_node *v4l2_nodes; + int v4l2_nodes_count; +}; + +struct exynos_camera_callbacks { + camera_notify_callback notify; + camera_data_callback data; + camera_data_timestamp_callback data_timestamp; + camera_request_memory request_memory; + void *user; +}; + +struct exynos_camera { + int v4l2_fds[EXYNOS_CAMERA_MAX_V4L2_NODES_COUNT]; + + struct exynox_camera_config *config; + struct exynos_param *params; + + struct exynos_camera_callbacks callbacks; + int messages_enabled; + + gralloc_module_t *gralloc; + + // Picture + pthread_t picture_thread; + pthread_mutex_t picture_mutex; + int picture_thread_running; + + int picture_enabled; + camera_memory_t *picture_memory; + int picture_buffer_length; + + // Auto-focus + pthread_t auto_focus_thread; + pthread_mutex_t auto_focus_mutex; + int auto_focus_thread_running; + + int auto_focus_enabled; + + // Preview + pthread_t preview_thread; + pthread_mutex_t preview_mutex; + pthread_mutex_t preview_lock_mutex; + int preview_thread_running; + + int preview_enabled; + struct preview_stream_ops *preview_window; + camera_memory_t *preview_memory; + int preview_buffers_count; + int preview_frame_size; + int preview_params_set; + + // Recording + pthread_mutex_t recording_mutex; + + int recording_enabled; + camera_memory_t *recording_memory; + int recording_buffers_count; + + // Camera params + int camera_rotation; + int camera_hflip; + int camera_vflip; + int camera_picture_format; + int camera_focal_length; + int camera_metering; + + int camera_sensor_mode; + + // Params + int preview_width; + int preview_height; + int preview_format; + float preview_format_bpp; + int preview_fps; + int picture_width; + int picture_height; + int picture_format; + int jpeg_thumbnail_width; + int jpeg_thumbnail_height; + int jpeg_thumbnail_quality; + int jpeg_quality; + int recording_width; + int recording_height; + int recording_format; + int focus_mode; + int focus_x; + int focus_y; + int zoom; + int flash_mode; + int exposure_compensation; + int whitebalance; + int scene_mode; + int effect; + int iso; + int metering; +}; + +struct exynos_camera_addrs { + unsigned int type; + unsigned int y; + unsigned int cbcr; + unsigned int index; + unsigned int reserved; +}; + +// This is because the linux header uses anonymous union +struct exynos_v4l2_ext_control { + __u32 id; + __u32 size; + __u32 reserved2[1]; + union { + __s32 value; + __s64 value64; + char *string; + } data; +} __attribute__ ((packed)); + +enum m5mo_af_status { + M5MO_AF_STATUS_FAIL = 0, + M5MO_AF_STATUS_IN_PROGRESS, + M5MO_AF_STATUS_SUCCESS, + M5MO_AF_STATUS_1ST_SUCCESS = 4, +}; + +/* + * Camera + */ + +int exynos_camera_params_init(struct exynos_camera *exynos_camera, int id); +int exynos_camera_params_apply(struct exynos_camera *exynos_camera); + +int exynos_camera_auto_focus_start(struct exynos_camera *exynos_camera); +void exynos_camera_auto_focus_stop(struct exynos_camera *exynos_camera); + +int exynos_camera_picture(struct exynos_camera *exynos_camera); +int exynos_camera_picture_start(struct exynos_camera *exynos_camera); + +int exynos_camera_preview(struct exynos_camera *exynos_camera); +int exynos_camera_preview_start(struct exynos_camera *exynos_camera); +void exynos_camera_preview_stop(struct exynos_camera *exynos_camera); + +/* + * EXIF + */ + +int exynos_exif_attributes_create_static(struct exynos_camera *exynos_camera, + exif_attribute_t *exif_attributes); +int exynos_exif_attributes_create_params(struct exynos_camera *exynos_camera, + exif_attribute_t *exif_attributes); + +int exynos_exif_create(struct exynos_camera *exynos_camera, + exif_attribute_t *exif_attributes, + camera_memory_t *jpeg_thumbnail_data_memory, int jpeg_thumbnail_size, + camera_memory_t **exif_data_memory_p, int *exif_size_p); + +/* + * Param + */ + +int exynos_param_int_get(struct exynos_camera *exynos_camera, + char *key); +float exynos_param_float_get(struct exynos_camera *exynos_camera, + char *key); +char *exynos_param_string_get(struct exynos_camera *exynos_camera, + char *key); + +int exynos_param_int_set(struct exynos_camera *exynos_camera, + char *key, int integer); +int exynos_param_float_set(struct exynos_camera *exynos_camera, + char *key, float floating); +int exynos_param_string_set(struct exynos_camera *exynos_camera, + char *key, char *string); + +char *exynos_params_string_get(struct exynos_camera *exynos_camera); +int exynos_params_string_set(struct exynos_camera *exynos_camera, char *string); + +/* + * V4L2 + */ + +// Utils +int exynos_v4l2_find_index(struct exynos_camera *exynos_camera, int exynos_v4l2_id); +int exynos_v4l2_find_fd(struct exynos_camera *exynos_camera, int exynos_v4l2_id); + +// File ops +int exynos_v4l2_open(struct exynos_camera *exynos_camera, int id); +void exynos_v4l2_close(struct exynos_camera *exynos_camera, int id); +int exynos_v4l2_ioctl(struct exynos_camera *exynos_camera, int id, int request, void *data); +int exynos_v4l2_poll(struct exynos_camera *exynos_camera, int exynos_v4l2_id); + +// VIDIOC +int exynos_v4l2_qbuf(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int type, int memory, int index); +int exynos_v4l2_qbuf_cap(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int index); +int exynos_v4l2_qbuf_out(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int index); +int exynos_v4l2_dqbuf(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int type, int memory); +int exynos_v4l2_dqbuf_cap(struct exynos_camera *exynos_camera, int exynos_v4l2_id); +int exynos_v4l2_dqbuf_out(struct exynos_camera *exynos_camera, int exynos_v4l2_id); +int exynos_v4l2_reqbufs(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int type, int memory, int count); +int exynos_v4l2_reqbufs_cap(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int count); +int exynos_v4l2_reqbufs_out(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int count); +int exynos_v4l2_querybuf(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int type, int memory, int index); +int exynos_v4l2_querybuf_cap(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int index); +int exynos_v4l2_querybuf_out(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int index); +int exynos_v4l2_querycap(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int flags); +int exynos_v4l2_querycap_cap(struct exynos_camera *exynos_camera, int exynos_v4l2_id); +int exynos_v4l2_querycap_out(struct exynos_camera *exynos_camera, int exynos_v4l2_id); +int exynos_v4l2_streamon(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int type); +int exynos_v4l2_streamon_cap(struct exynos_camera *exynos_camera, int exynos_v4l2_id); +int exynos_v4l2_streamon_out(struct exynos_camera *exynos_camera, int exynos_v4l2_id); +int exynos_v4l2_streamoff(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int type); +int exynos_v4l2_streamoff_cap(struct exynos_camera *exynos_camera, int exynos_v4l2_id); +int exynos_v4l2_streamoff_out(struct exynos_camera *exynos_camera, int exynos_v4l2_id); +int exynos_v4l2_g_fmt(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int type, int *width, int *height, int *fmt); +int exynos_v4l2_g_fmt_cap(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int *width, int *height, int *fmt); +int exynos_v4l2_g_fmt_out(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int *width, int *height, int *fmt); +int exynos_v4l2_s_fmt_pix(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int type, int width, int height, int fmt, int priv); +int exynos_v4l2_s_fmt_pix_cap(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int width, int height, int fmt, int priv); +int exynos_v4l2_s_fmt_pix_out(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int width, int height, int fmt, int priv); +int exynos_v4l2_s_fmt_win(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int left, int top, int width, int height); +int exynos_v4l2_enum_fmt(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int type, int fmt); +int exynos_v4l2_enum_fmt_cap(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int fmt); +int exynos_v4l2_enum_fmt_out(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int fmt); +int exynos_v4l2_enum_input(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int id); +int exynos_v4l2_s_input(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int id); +int exynos_v4l2_g_ext_ctrls(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + struct v4l2_ext_control *control, int count); +int exynos_v4l2_g_ctrl(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int id, int *value); +int exynos_v4l2_s_ctrl(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int id, int value); +int exynos_v4l2_s_parm(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int type, struct v4l2_streamparm *streamparm); +int exynos_v4l2_s_parm_cap(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + struct v4l2_streamparm *streamparm); +int exynos_v4l2_s_parm_out(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + struct v4l2_streamparm *streamparm); +int exynos_v4l2_s_crop(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int type, int left, int top, int width, int height); +int exynos_v4l2_s_crop_cap(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int left, int top, int width, int height); +int exynos_v4l2_s_crop_out(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + int left, int top, int width, int height); +int exynos_v4l2_g_fbuf(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + void **base, int *width, int *height, int *fmt); +int exynos_v4l2_s_fbuf(struct exynos_camera *exynos_camera, int exynos_v4l2_id, + void *base, int width, int height, int fmt); + +#endif |