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|
/*
* camerasrc
*
* Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd. All rights reserved.
*
* Contact: Jeongmo Yang <jm80.yang@samsung.com>
*
* This library is free software; you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the
* Free Software Foundation; either version 2.1 of the License, or (at your option)
* any later version.
*
* This library 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 Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; if not, write to the Free Software Foundation, Inc., 51
* Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#include <math.h>
#include "camerasrc-internal.h"
#define _CAMERASRC_GET_CID(ctrl_id, dev_id) _camerasrc_ctrl_list[dev_id][ctrl_id][CAMERASRC_CTRL_CID_VALUE]
/* CUSTOM V4L2 CONTROL ID DEFINITIONS (END) */
static int _camerasrc_ctrl_list[CAMERASRC_DEV_ID_EXTENSION][CAMERASRC_CTRL_NUM][CAMERASRC_CTRL_PROPERTY_NUM] =
{ /* { SUPPORT, MAX_VALUE, MIN_VALUE, CID, CURRENT_VALUE } */
{ /* Primary camera */
{-1, 4, -4, V4L2_CID_EXPOSURE, 0}, /* Brightness */
{-1, 3, -3, V4L2_CID_CONTRAST, 0}, /* Contrast */
{-1, 30, 0, V4L2_CID_ZOOM_ABSOLUTE, 0}, /* Digital zoom */
{0, -1, -1, -1, -1}, /* Optical zoom */
{-1, V4L2_WHITE_BALANCE_CLOUDY, V4L2_WHITE_BALANCE_AUTO, V4L2_CID_AUTO_N_PRESET_WHITE_BALANCE, V4L2_WHITE_BALANCE_AUTO}, /* White balance */
{-1, V4L2_COLORFX_AQUA, V4L2_COLORFX_NONE, V4L2_CID_COLORFX, V4L2_COLORFX_NONE}, /* Colortone */
{-1, V4L2_SCENE_MODE_TEXT, V4L2_SCENE_MODE_NONE, V4L2_CID_SCENE_MODE, V4L2_SCENE_MODE_NONE}, /* program mode */
{0, -1, -1, -1, -1}, /* Flip. V4L2_CID_VFLIP/HFLIP */
{-1, 1, 0, V4L2_CID_IMAGE_STABILIZATION, 0}, /* ANTI_HANDSHAKE */
{-1, 1, 0, V4L2_CID_WIDE_DYNAMIC_RANGE, 0}, /* WIDE_DYNAMIC_RANGE - AUTO CONTRAST */
{-1, 3, -3, V4L2_CID_SATURATION, 0}, /* SATURATION */
{-1, 3, -3, V4L2_CID_SHARPNESS, 0}, /* SHARPNESS */
{-1, -1, -1, V4L2_CID_ISO_SENSITIVITY, -1}, /* ISO */
{-1, V4L2_EXPOSURE_METERING_MATRIX, V4L2_EXPOSURE_METERING_AVERAGE, V4L2_CID_EXPOSURE_METERING, V4L2_EXPOSURE_METERING_AVERAGE}, /* PHOTOMETRY */
},
{ /* Secondary camera */
{0, -1, -1, V4L2_CID_EXPOSURE, -1}, /* Brightness */
{0, -1, -1, V4L2_CID_CONTRAST, -1}, /* Contrast */
{0, -1, -1, V4L2_CID_ZOOM_ABSOLUTE, -1}, /* Digital zoom */
{0, -1, -1, -1, -1}, /* Optical zoom */
{0, -1, -1, V4L2_CID_AUTO_N_PRESET_WHITE_BALANCE, -1},/* White balance */
{0, -1, -1, V4L2_CID_COLORFX, -1}, /* Colortone */
{0, -1, -1, V4L2_CID_SCENE_MODE, -1}, /* program mode */
{0, -1, -1, -1, -1}, /* Flip */
{0, -1, -1, V4L2_CID_WIDE_DYNAMIC_RANGE, -1}, /* ANTI_HANDSHAKE */
{0, -1, -1, V4L2_CID_WIDE_DYNAMIC_RANGE, -1}, /* WIDE_DYNAMIC_RANGE */
{0, -1, -1, V4L2_CID_SATURATION, -1}, /* SATURATION */
{0, -1, -1, V4L2_CID_SHARPNESS, -1}, /* SHARPNESS */
{0, -1, -1, V4L2_CID_ISO_SENSITIVITY, -1}, /* ISO */
{0, -1, -1, V4L2_CID_EXPOSURE_METERING, -1}, /* PHOTOMETRY */
},
};
/*#define USE_IOCTL_DEBUG*/
#if defined (USE_IOCTL_DEBUG)
static char* get_request_name(int request, char* res_str) {
switch (request) {
case VIDIOC_QBUF:
sprintf(res_str, "[VIDIOC_QBUF]");
break;
case VIDIOC_DQBUF:
sprintf(res_str, "[VIDIOC_DQBUF]");
break;
case VIDIOC_S_INPUT:
sprintf(res_str, "[VIDIOC_S_INPUT]");
break;
case VIDIOC_G_INPUT:
sprintf(res_str, "[VIDIOC_G_INPUT]");
break;
case VIDIOC_S_PARM:
sprintf(res_str, "[VIDIOC_S_PARM]");
break;
case VIDIOC_G_PARM:
sprintf(res_str, "[VIDIOC_G_PARM]");
break;
case VIDIOC_S_FMT:
sprintf(res_str, "[VIDIOC_S_FMT]");
break;
case VIDIOC_G_FMT:
sprintf(res_str, "[VIDIOC_G_FMT]");
break;
case VIDIOC_REQBUFS:
sprintf(res_str, "[VIDIOC_REQBUFS]");
break;
case VIDIOC_QUERYBUF:
sprintf(res_str, "[VIDIOC_QUERYBUF]");
break;
case VIDIOC_STREAMON:
sprintf(res_str, "[VIDIOC_STREAMON]");
break;
case VIDIOC_STREAMOFF:
sprintf(res_str, "[VIDIOC_STREAMOFF]");
break;
case VIDIOC_S_CTRL:
sprintf(res_str, "[VIDIOC_S_CTRL] ");
break;
case VIDIOC_G_CTRL:
sprintf(res_str, "[VIDIOC_G_CTRL]");
break;
case VIDIOC_ENUMINPUT:
sprintf(res_str, "[VIDIOC_ENUMINPUT]");
break;
case VIDIOC_S_JPEGCOMP:
sprintf(res_str, "[VIDIOC_S_JPEGCOMP]");
break;
case VIDIOC_G_JPEGCOMP:
sprintf(res_str, "[VIDIOC_G_JPEGCOMP]");
break;
/* Extension */
case VIDIOC_S_STROBE:
sprintf(res_str, "[VIDIOC_S_STROBE]");
break;
case VIDIOC_G_STROBE:
sprintf(res_str, "[VIDIOC_G_STROBE]");
break;
case VIDIOC_S_RECOGNITION:
sprintf(res_str, "[VIDIOC_S_RECOGNITION]");
break;
case VIDIOC_G_RECOGNITION:
sprintf(res_str, "[VIDIOC_G_RECOGNITION]");
break;
case VIDIOC_G_EXIF:
sprintf(res_str, "[VIDIOC_G_EXIF]");
break;
default:
sprintf(res_str, "[UNKNOWN IOCTL(%x)]", request);
break;
}
return 0;
}
#define PRINT_IOCTL_INFO(request, arg) {\
char res_str[255];\
get_request_name(request, res_str);\
camsrc_info("[request : %s, argument address : %x]", res_str, arg);\
}
#else
#define PRINT_IOCTL_INFO(request, arg)
#endif
#define LOCK(x) {\
if(0 != pthread_mutex_lock(&(x->mutex))) {\
camsrc_error("Mutex lock error");\
camsrc_assert(0);\
}\
}
#define UNLOCK(x) {\
if(0 != pthread_mutex_unlock(&(x->mutex))) {\
camsrc_error("Mutex unlock error");\
camsrc_assert(0);\
}\
}
#define AF_MUT_LOCK(p) {\
if(0 != pthread_mutex_lock(&(p->af_mutex))) {\
camsrc_error("AF Mutex locking error");\
camsrc_assert(0);\
}\
}
#define AF_MUT_UNLOCK(p) {\
if(0 != pthread_mutex_unlock(&(p->af_mutex))) {\
camsrc_error("AF Mutex unlocking error");\
camsrc_assert(0);\
}\
}
static int _camerasrc_ioctl(camerasrc_handle_t *handle, int fd, int request, void *arg)
{
int err;
int nAgain = 10;
char err_msg[CAMERASRC_ERRMSG_MAX_LEN] = {'\0',};
if (handle == NULL) {
camsrc_error("NULL handle");
return CAMERASRC_ERR_INVALID_PARAMETER;
}
if (fd < 0) {
camsrc_error("invalid fd %d", fd);
return CAMERASRC_ERR_INVALID_PARAMETER;
}
PRINT_IOCTL_INFO(request, arg);
again:
do {
err = ioctl (fd, request, arg);
} while (-1 == err && EINTR == errno);
if (err != 0) {
LOCK(handle);
handle->errnum = errno;
UNLOCK(handle);
err = errno;
strerror_r(err, err_msg, CAMERASRC_ERRMSG_MAX_LEN);
camsrc_error("ioctl[%x] err : %s", request, err_msg);
if (err == EEXIST) {
camsrc_info("EEXIST occured, but can go.");
err = 0;
} else if (err == ENOENT) {
camsrc_info("ENOENT occured, but can go.");
err = 0;
#if defined (ENABLE_Q_ERROR)
#warning "ENABLE_Q_ERROR enabled"
} else if (request == VIDIOC_DQBUF) {
goto DQ_ERROR;
} else if (request == VIDIOC_QBUF) {
goto ENQ_ERROR;
#endif
} else if (err == EINVAL) {
camsrc_error("EINVAL occured, Shutdown");
return CAMERASRC_ERR_INVALID_PARAMETER;
} else if (err == EBUSY) {
camsrc_error("EBUSY occured, Shutdown");
return CAMERASRC_ERR_PRIVILEGE;
} else if (err == ENODEV) {
camsrc_error("ENODEV occured, Shutdown");
//return CAMERASRC_ERR_UNAVAILABLE_DEVICE;
} else if (err == EAGAIN && nAgain--) {
goto again;
} else {
/* Why does this return SUCCESS? */
camsrc_error("Unhandled exception occured on IOCTL");
}
}
return CAMERASRC_SUCCESS;
#if defined (ENABLE_Q_ERROR)
DQ_ERROR:
camsrc_error("DQ Frame error occured");
printf("DQ Frame error occured");
return CAMERASRC_ERR_INTERNAL;
ENQ_ERROR:
camsrc_error("Q Frame error occured");
printf("Q Frame error occured");
return CAMERASRC_ERR_INTERNAL;
#endif
}
static int _camerasrc_ioctl_with_err(camerasrc_handle_t *handle, int request, void *arg, int *error)
{
int fd = -1;
int err;
char err_msg[CAMERASRC_ERRMSG_MAX_LEN] = {'\0',};
if (handle == NULL) {
camsrc_error("NULL handle");
return CAMERASRC_ERR_INVALID_PARAMETER;
}
if (handle->fd_sensor < 0) {
camsrc_error("invalid fd %d", handle->fd_sensor);
return CAMERASRC_ERR_INVALID_PARAMETER;
}
fd = handle->fd_sensor;
LOCK(handle);
*error = 0;
PRINT_IOCTL_INFO(request, arg);
do {
err = ioctl (fd, request, arg);
} while (-1 == err && EINTR == errno);
if (err != 0) {
handle->errnum = errno;
*error = errno;
strerror_r(*error, err_msg, CAMERASRC_ERRMSG_MAX_LEN);
camsrc_error("ioctl[%x] err : %s", request, err_msg);
UNLOCK(handle);
return CAMERASRC_ERR_IO_CONTROL;
}
UNLOCK(handle);
return CAMERASRC_SUCCESS;
}
static int _camerasrc_ioctl_once(camerasrc_handle_t *handle, int request, void *arg)
{
int fd = -1;
int err = -1;
int nAgain = 10;
char err_msg[CAMERASRC_ERRMSG_MAX_LEN] = {'\0',};
if (handle == NULL) {
camsrc_error("NULL handle");
return CAMERASRC_ERR_INVALID_PARAMETER;
}
if (handle->fd_sensor < 0) {
camsrc_error("invalid fd %d", handle->fd_sensor);
return CAMERASRC_ERR_INVALID_PARAMETER;
}
fd = handle->fd_sensor;
LOCK(handle);
PRINT_IOCTL_INFO(request, arg);
again:
err = ioctl (fd, request, arg);
if (err != 0) {
handle->errnum = errno;
err = errno;
strerror_r(err, err_msg, CAMERASRC_ERRMSG_MAX_LEN);
camsrc_error("ioctl[%x] err : %s", request, err_msg);
if (err == EEXIST) {
camsrc_info("EEXIST occured, but can go.");
err = 0;
} else if (err == ENOENT) {
camsrc_info("ENOENT occured, but can go.");
err = 0;
#if defined (ENABLE_Q_ERROR)
#warning "ENABLE_Q_ERROR enabled"
} else if (request == VIDIOC_DQBUF) {
goto DQ_ERROR;
} else if (request == VIDIOC_QBUF) {
goto ENQ_ERROR;
#endif
} else if (err == EINVAL) {
camsrc_error("EINVAL occured, Shutdown");
UNLOCK(handle);
return CAMERASRC_ERR_INVALID_PARAMETER;
} else if (err == EAGAIN && nAgain--) {
goto again;
} else {
camsrc_error("Unhandled exception occured on IOCTL");
}
}
UNLOCK(handle);
return CAMERASRC_SUCCESS;
#if defined (ENABLE_Q_ERROR)
DQ_ERROR:
camsrc_error("DQ Frame error occured");
printf("DQ Frame error occured");
UNLOCK(handle);
return CAMERASRC_ERR_INTERNAL;
ENQ_ERROR:
camsrc_error("Q Frame error occured");
printf("Q Frame error occured");
UNLOCK(handle);
return CAMERASRC_ERR_INTERNAL;
#endif
}
static int _camerasrc_init_autofocusing_mode(camerasrc_handle_t *handle)
{
int ctrl_id = V4L2_CID_AUTO_FOCUS_RANGE;
int mode;
camsrc_info("enter");
if (!handle) {
camsrc_warning("handle is NULL");
return CAMERASRC_ERR_NULL_POINTER;
}
if (handle->cur_dev_id == CAMERASRC_DEV_ID_SECONDARY) {
camsrc_info("secondary camera does not support AF");
return CAMERASRC_SUCCESS;
}
if (handle->af_status == CAMERASRC_AUTO_FOCUS_STATUS_ONGOING) {
camsrc_info("Dev BUSY. Init failed.");
return CAMERASRC_ERR_INVALID_STATE;
}
switch (handle->cur_af_mode) {
case CAMERASRC_AF_MODE_AUTO:
if (handle->cur_af_range == CAMERASRC_AF_RANGE_MACRO) {
mode = V4L2_AUTO_FOCUS_RANGE_MACRO;
camsrc_info("ON AUTOFOCUSING...BY AUTO_MACRO");
} else {
mode = V4L2_AUTO_FOCUS_RANGE_NORMAL;
camsrc_info("ON AUTOFOCUSING...BY AUTO_NORMAL");
}
break;
case CAMERASRC_AF_MODE_CONTINUOUS:
if (handle->cur_af_range == CAMERASRC_AF_RANGE_MACRO) {
mode = V4L2_AUTO_FOCUS_RANGE_MACRO;
camsrc_info("ON AUTOFOCUSING...BY CONTINUOUS_MACRO");
} else {
mode = V4L2_AUTO_FOCUS_RANGE_NORMAL;
camsrc_info("ON AUTOFOCUSING...BY CONTINUOUS_NORMAL");
}
break;
case CAMERASRC_AF_MODE_TOUCH_AUTO:
if (handle->cur_af_range == CAMERASRC_AF_RANGE_MACRO) {
mode = V4L2_AUTO_FOCUS_RANGE_MACRO;
camsrc_info("ON AUTOFOCUSING...BY TOUCH_AUTO_MACRO");
} else {
mode = V4L2_AUTO_FOCUS_RANGE_NORMAL;
camsrc_info("ON AUTOFOCUSING...BY TOUCH_AUTO_NORMAL");
}
break;
case CAMERASRC_AF_MODE_MANUAL:
camsrc_warning("MANUAL focusing is not supported.");
return CAMERASRC_ERR_DEVICE_NOT_SUPPORT;
case CAMERASRC_AF_MODE_PAN:
camsrc_warning("PAN MODE focusing is not supported.");
return CAMERASRC_ERR_DEVICE_NOT_SUPPORT;
default:
camsrc_warning("Unsupported AF mode[%d]", handle->cur_af_mode );
return CAMERASRC_ERR_DEVICE_NOT_SUPPORT;
}
GST_WARNING("set focus mode %d", mode);
SET_CTRL_VAL(ctrl_id, mode);
return CAMERASRC_SUCCESS;
}
static void* _camerasrc_run_autofocusing(camerasrc_handle_t *handle)
{
int err = 0;
camsrc_info("enter");
while (1) {
AF_MUT_LOCK(handle);
switch (handle->af_cmd) {
case CAMERASRC_AUTO_FOCUS_CMD_START:
{
if (CAMERASRC_STATE(handle) > CAMERASRC_STATE_READY &&
handle->cur_dev_id == CAMERASRC_DEV_ID_PRIMARY) {
if (handle->cur_af_mode == CAMERASRC_AF_MODE_CONTINUOUS) {
camsrc_info("AF CMD: CONTINUOUS AF START");
SET_CTRL_VAL_ERR(V4L2_CID_FOCUS_AUTO, 1, err);
} else {
camsrc_info("AF CMD: NORMAL AF START");
SET_CTRL_VAL_ERR(V4L2_CID_FOCUS_AUTO, 0, err);
}
CAMERASRC_SET_STATE(handle, CAMERASRC_STATE_PREVIEW);
} else {
camsrc_warning("Invalid state %d or Not PRIMARY camera %d. skip AF:Start command...",
CAMERASRC_STATE(handle), handle->cur_dev_id);
}
handle->af_status = CAMERASRC_AUTO_FOCUS_STATUS_RELEASED;
handle->af_cmd = CAMERASRC_AUTO_FOCUS_CMD_NULL;
break;
}
case CAMERASRC_AUTO_FOCUS_CMD_STOP:
{
if (handle->cur_dev_id == CAMERASRC_DEV_ID_PRIMARY) {
camsrc_info("AF CMD: CONTINUOUS AF STOP");
SET_CTRL_VAL_ERR(V4L2_CID_AUTO_FOCUS_STOP, 1, err);
camsrc_info("Stopping AF done. err = %d", err);
} else {
camsrc_warning("Not PRIMARY camera. skip AF:Stop command...");
}
handle->af_status = CAMERASRC_AUTO_FOCUS_STATUS_RELEASED;
handle->af_cmd = CAMERASRC_AUTO_FOCUS_CMD_NULL;
AF_MUT_UNLOCK(handle);
continue;
}
case CAMERASRC_AUTO_FOCUS_CMD_KILL:
{
camsrc_info("AF CMD:KILL");
handle->af_status = CAMERASRC_AUTO_FOCUS_STATUS_RELEASED;
handle->af_cmd = CAMERASRC_AUTO_FOCUS_CMD_NULL;
AF_MUT_UNLOCK(handle);
goto OUT_OF_LOOP;
}
case CAMERASRC_AUTO_FOCUS_CMD_NULL:
default:
{
char err_msg[CAMERASRC_ERRMSG_MAX_LEN] = {'\0',};
camsrc_log("AF CMD:NULL....");
err = pthread_cond_wait(&handle->af_wait_cond, &handle->af_mutex);
if (err) {
strerror_r(err, err_msg, CAMERASRC_ERRMSG_MAX_LEN);
camsrc_error("AF CMD pthread_cond_wait - err:(%s)", err_msg);
}
AF_MUT_UNLOCK(handle);
continue;
}
}
AF_MUT_UNLOCK(handle);
usleep(CAMERASRC_AF_INTERVAL);
}
OUT_OF_LOOP:
camsrc_info("AF thread is finished.");
return NULL;
}
/*
Because of camerasrc_start_autofocusing() in camsrc-cam.c, _camerasrc_run_autofocusing is needed.
So I use below 'abled' function instead of 'disabled' one, even though the way uses one more thread with quite complex mechanism.
*/
static int _camerasrc_start_autofocusing(camerasrc_handle_t *handle)
{
int err;
char err_msg[CAMERASRC_ERRMSG_MAX_LEN] = {'\0',};
camsrc_info("enter");
AF_MUT_LOCK(handle);
handle->af_cmd = CAMERASRC_AUTO_FOCUS_CMD_START;
err = pthread_cond_signal(&handle->af_wait_cond);
if (err) {
strerror_r(err, err_msg, CAMERASRC_ERRMSG_MAX_LEN);
camsrc_info("AF wait cond err(%s)", err_msg);
}
AF_MUT_UNLOCK(handle);
return CAMERASRC_SUCCESS;
}
static int _camerasrc_stop_autofocusing(camerasrc_handle_t *handle)
{
int err;
char err_msg[CAMERASRC_ERRMSG_MAX_LEN] = {'\0',};
camsrc_info("enter");
AF_MUT_LOCK(handle);
handle->af_cmd = CAMERASRC_AUTO_FOCUS_CMD_STOP;
err = pthread_cond_signal(&handle->af_wait_cond);
if (err) {
strerror_r(err, err_msg, CAMERASRC_ERRMSG_MAX_LEN);
camsrc_info("AF wait cond err(%s)", err_msg);
}
AF_MUT_UNLOCK(handle);
return CAMERASRC_SUCCESS;
}
static int _camerasrc_destroy_autofocusing(camerasrc_handle_t *handle)
{
int err;
char err_msg[CAMERASRC_ERRMSG_MAX_LEN] = {'\0',};
camsrc_info("enter");
AF_MUT_LOCK(handle);
handle->af_cmd = CAMERASRC_AUTO_FOCUS_CMD_KILL;
err = pthread_cond_signal(&handle->af_wait_cond);
if (err) {
strerror_r(err, err_msg, CAMERASRC_ERRMSG_MAX_LEN);
camsrc_info("AF wait cond err(%s)", err_msg);
}
AF_MUT_UNLOCK(handle);
return CAMERASRC_SUCCESS;
}
static int _camerasrc_get_autofocusing_result(camerasrc_handle_t *handle)
{
int err;
int af_result = V4L2_AUTO_FOCUS_STATUS_BUSY;
/* This is used for skipping same result.
Same AF-result is comming many times when focused or failed. */
static int af_state = 0;
camsrc_log("enter");
GET_CTRL_VAL_ERR(V4L2_CID_FOCUS_AUTO, af_result, err);
camsrc_log("AF RESULT : 0x%x", af_result);
switch (af_result) {
case V4L2_AUTO_FOCUS_STATUS_BUSY:
if (af_state != CAMERASRC_AUTO_FOCUS_RESULT_FUCUSING) {
af_state = CAMERASRC_AUTO_FOCUS_RESULT_FUCUSING;
handle->af_cb(handle, CAMERASRC_AUTO_FOCUS_RESULT_FUCUSING, handle->af_usr_data);
camsrc_info("AF Progressing...");
}
break;
case V4L2_AUTO_FOCUS_STATUS_REACHED:
if (af_state != CAMERASRC_AUTO_FOCUS_RESULT_FOCUSED) {
af_state = CAMERASRC_AUTO_FOCUS_RESULT_FOCUSED;
handle->af_cb(handle, CAMERASRC_AUTO_FOCUS_RESULT_FOCUSED, handle->af_usr_data);
camsrc_info("AF Success");
}
break;
case V4L2_AUTO_FOCUS_STATUS_FAILED:
if (af_state != CAMERASRC_AUTO_FOCUS_RESULT_FAILED) {
af_state = CAMERASRC_AUTO_FOCUS_RESULT_FAILED;
handle->af_cb(handle, CAMERASRC_AUTO_FOCUS_RESULT_FAILED, handle->af_usr_data);
camsrc_info("AF Fail");
}
break;
default:
camsrc_warning("unknown AF result : 0x%x", af_result);
break;
}
return CAMERASRC_SUCCESS;
}
static int _camerasrc_get_frame_data(camerasrc_handle_t *handle, camerasrc_frame_data_t *data)
{
/*camsrc_info("enter");*/
if (handle == NULL || data == NULL) {
camsrc_error("NULL pointer");
return CAMERASRC_ERR_NULL_POINTER;
}
if (handle->buffer_scp) {
memcpy(&data->buffer, &handle->buffer_scp[data->index], sizeof(camerasrc_buffer_t));
} else {
camsrc_error("buffer_scp is NULL");
return CAMERASRC_ERR_NULL_POINTER;
}
return CAMERASRC_SUCCESS;
}
static void _dump_exif_info(camerasrc_exif_t *exif_struct)
{
camsrc_info("== Dynamic value ==");
camsrc_info("unsigned int exposure_time_numerator = %d", exif_struct->exposure_time_numerator);
camsrc_info("unsigned int exposure_time_denominator = %d", exif_struct->exposure_time_denominator);
camsrc_info("int shutter_speed_numerator = %d", exif_struct->shutter_speed_numerator);
camsrc_info("int shutter_speed_denominator = %d", exif_struct->shutter_speed_denominator);
camsrc_info("int brigtness_numerator = %d", exif_struct->brigtness_numerator);
camsrc_info("int brightness_denominator = %d", exif_struct->brightness_denominator);
camsrc_info("unsigned short int iso = %d", exif_struct->iso);
camsrc_info("unsigned short int flash = %d", exif_struct->flash);
camsrc_info("int metering_mode = %d", exif_struct->metering_mode);
camsrc_info("int exif_image_width = %d", exif_struct->exif_image_width);
camsrc_info("int exif_image_height = %d", exif_struct->exif_image_height);
camsrc_info("== Fixed value ==");
camsrc_info("int software_used = %d", exif_struct->software_used);
camsrc_info("int focal_len_numerator = %d", exif_struct->focal_len_numerator);
camsrc_info("int focal_len_denominator = %d", exif_struct->focal_len_denominator);
camsrc_info("int aperture_f_num_numerator = %d", exif_struct->aperture_f_num_numerator);
camsrc_info("int aperture_f_num_denominator = %d", exif_struct->aperture_f_num_denominator);
camsrc_info("int aperture_in_APEX = %d", exif_struct->aperture_in_APEX);
camsrc_info("int max_lens_aperture_in_APEX = %d", exif_struct->max_lens_aperture_in_APEX);
camsrc_info("int exposure_bias_in_APEX = %d", exif_struct->exposure_bias_in_APEX);
camsrc_info("int component_configuration = %x", exif_struct->component_configuration);
camsrc_info("int colorspace = %d", exif_struct->colorspace);
return;
}
static int _camerasrc_get_exif_info(camerasrc_handle_t *handle, camerasrc_exif_t *exif_struct)
{
int photometry_mode = V4L2_EXPOSURE_METERING_AVERAGE;
if (exif_struct == NULL) {
return CAMERASRC_ERR_INVALID_PARAMETER;
}
/**
* Dynamic value
**/
/* exposure time */
exif_struct->exposure_time_numerator = handle->current_exif.exposure_time.numerator;
exif_struct->exposure_time_denominator = handle->current_exif.exposure_time.denominator;
/* shutter speed */
exif_struct->shutter_speed_numerator = handle->current_exif.shutter_speed.numerator;
exif_struct->shutter_speed_denominator = handle->current_exif.shutter_speed.denominator;
/* brightness */
exif_struct->brigtness_numerator = handle->current_exif.brightness.numerator;
exif_struct->brightness_denominator = handle->current_exif.brightness.denominator;
/* iso */
exif_struct->iso = handle->current_exif.iso_speed_rating;
ISO_APPROXIMATE_VALUE(exif_struct->iso, exif_struct->iso);
/* flash */
exif_struct->flash = handle->current_exif.flash;
/* image size */
exif_struct->exif_image_width = handle->format_scp.img_size.width;
exif_struct->exif_image_height = handle->format_scp.img_size.height;
/* Get the value using CID */
/* Not implemented yet
GET_CTRL_VAL(V4L2_CID_FW_VERSION, exif_struct->software_used);
*/
/* metering */
if (handle->cur_dev_id == CAMERASRC_DEV_ID_PRIMARY) {
camsrc_log(" V4L2_CID_EXPOSURE_METERING");
GET_CTRL_VAL(V4L2_CID_EXPOSURE_METERING, photometry_mode);
PHOTOMETRY_MODE_TO_METERING_MODE(photometry_mode, exif_struct->metering_mode);
} else {
exif_struct->metering_mode = V4L2_EXPOSURE_METERING_AVERAGE;
}
/**
* Fixed value
**/
if (handle->cur_dev_id == CAMERASRC_DEV_ID_PRIMARY) {
/* focal length */
exif_struct->focal_len_numerator = EXIF_DEFAULT_FOCAL_LENGTH_NUMERATOR_REAR;
exif_struct->focal_len_denominator = EXIF_DEFAULT_FOCAL_LENGTH_DENOMINATOR_REAR;
/* f number */
exif_struct->aperture_f_num_numerator = EXIF_DEFAULT_FNUMBER_NUMERATOR_REAR;
exif_struct->aperture_f_num_denominator = EXIF_DEFAULT_FNUMBER_DENOMINATOR_REAR;
} else {
/* focal length */
exif_struct->focal_len_numerator = EXIF_DEFAULT_FOCAL_LENGTH_NUMERATOR_FRONT;
exif_struct->focal_len_denominator = EXIF_DEFAULT_FOCAL_LENGTH_DENOMINATOR_FRONT;
/* f number */
exif_struct->aperture_f_num_numerator = EXIF_DEFAULT_FNUMBER_NUMERATOR_FRONT;
exif_struct->aperture_f_num_denominator = EXIF_DEFAULT_FNUMBER_DENOMINATOR_FRONT;
}
/* aperture value */
exif_struct->aperture_in_APEX \
= CAMERASRC_EXIF_APERTURE_VALUE_IN_APEX(exif_struct->aperture_f_num_numerator, exif_struct->aperture_f_num_denominator);
exif_struct->max_lens_aperture_in_APEX = exif_struct->aperture_in_APEX;
/* exposure bias */
exif_struct->exposure_bias_in_APEX = exif_struct->aperture_in_APEX \
+ CAMERASRC_EXIF_SHUTTERSPEED_VALUE_IN_APEX(exif_struct->exposure_time_numerator, exif_struct->exposure_time_denominator);
/* component configuration */
exif_struct->component_configuration = EXIF_DEFAULT_COMPONENT_CONFIGRATION;
/* color space */
exif_struct->colorspace = EXIF_DEFAULT_COLOR_SPACE;
_dump_exif_info(exif_struct);
return CAMERASRC_SUCCESS;
}
static int _camerasrc_set_cmd(camerasrc_handle_t *handle, _camsrc_cmd_t cmd, void *value)
{
int err = CAMERASRC_ERR_UNKNOWN;
switch (cmd) {
case _CAMERASRC_CMD_STROBE_MODE:
{
camerasrc_strobe_mode_t *mode = (camerasrc_strobe_mode_t*)value;
camsrc_info("[_CAMERASRC_CMD_STROBE_MODE] cmd set value %d", *mode );
//SET_CTRL_VAL(V4L2_CID_HW_FLASH_MODE, *mode);
}
break;
case _CAMERASRC_CMD_SHUTTER_SPEED:
/* WRITEME */
camsrc_info("[_CAMERASRC_CMD_SHUTTER_SPEED] cmd set");
break;
case _CAMERASRC_CMD_EXPOSURE_VALUE:
camsrc_info("[_CAMERASRC_CMD_EXPOSURE_VALUE] cmd set");
/* WRITEME */
break;
case _CAMERASRC_CMD_CTRL:
camsrc_info("[_CAMERASRC_CMD_CTRL] cmd set");
SET_CTRL_VAL(_CAMERASRC_GET_CID(((_camerasrc_ctrl_t *) value)->cid, handle->cur_dev_id), ((_camerasrc_ctrl_t *) value)->value);
break;
case _CAMERASRC_CMD_AF_CONTROL:
/* WRITEME */
camsrc_info("[_CAMERASRC_CMD_AF_CONTROL] cmd set(value=%d)", (int)(long)value);
/* FIXME : Please fix whole AF implementation!!! */
switch ((int)(long)value) {
case _CAMERASRC_AF_START:
_camerasrc_start_autofocusing(handle);
break;
case _CAMERASRC_AF_STOP:
_camerasrc_stop_autofocusing(handle);
break;
case _CAMERASRC_AF_DESTROY:
_camerasrc_destroy_autofocusing(handle);
break;
case _CAMERASRC_AF_RESULT:
camsrc_info("Not support : SET AF result");
break;
case _CAMERASRC_AF_RELEASE:
case _CAMERASRC_AF_INIT:
default:
_camerasrc_init_autofocusing_mode(handle);
break;
}
break;
case _CAMERASRC_CMD_AF_AREA:
{
camerasrc_rect_t *rect = (camerasrc_rect_t *)value;
camsrc_info("[_CAMERASRC_CMD_AF_AREA] cmd set (%d,%d,%dx%d)",
rect->x, rect->y, rect->width, rect->height);
#if 0
SET_CTRL_VAL(V4L2_CID_FOCUS_AUTO_RECTANGLE_LEFT, rect->x);
SET_CTRL_VAL(V4L2_CID_FOCUS_AUTO_RECTANGLE_TOP, rect->y);
SET_CTRL_VAL(V4L2_CID_FOCUS_AUTO_RECTANGLE_WIDTH, 0);/*rect->width); Not supported */
SET_CTRL_VAL(V4L2_CID_FOCUS_AUTO_RECTANGLE_HEIGHT, 0);/*rect->height); Not supported */
#else
camsrc_warning("AF area set is not supported");
#endif
break;
}
case _CAMERASRC_CMD_FRAME_DATA:
/* WRITEME */
camsrc_info("[_CAMERASRC_CMD_FRAME_DATA] cmd set");
break;
case _CAMERASRC_CMD_EXIF_INFO:
/* WRITEME */
camsrc_info("[_CAMERASRC_CMD_EXIF_INFO] cmd set");
break;
case _CAMERASRC_CMD_ROTATION:
{
int *rotate = (int *)value;
camsrc_info("[_CAMERASRC_CMD_ROTATION] cmd set : %d", *rotate);
SET_CTRL_VAL(V4L2_CID_ROTATE, (int)*rotate);
}
break;
case _CAMERASRC_CMD_VFLIP:
{
int *vflip = (int *)value;
camsrc_info("[_CAMERASRC_CMD_VFLIP] cmd set : %d", *vflip);
SET_CTRL_VAL(V4L2_CID_VFLIP, (int)*vflip);
}
break;
case _CAMERASRC_CMD_HFLIP:
{
int *hflip = (int *)value;
camsrc_info("[_CAMERASRC_CMD_HFLIP] cmd set : %d", *hflip);
SET_CTRL_VAL(V4L2_CID_HFLIP, (int)*hflip);
}
break;
default:
camsrc_error("[_CAMERASRC_CMD_UNKNOWN] cmd set");
err = CAMERASRC_ERR_DEVICE_NOT_SUPPORT;
goto ERROR;
}
return CAMERASRC_SUCCESS;
ERROR:
camsrc_error("cmd execution error occured");
return err;
}
static int _camerasrc_get_cmd(camerasrc_handle_t *handle, _camsrc_cmd_t cmd, void *value)
{
int err = CAMERASRC_ERR_UNKNOWN;
if (!value) {
camsrc_error("value is NULL");
return CAMERASRC_ERR_NULL_POINTER;
}
switch (cmd) {
case _CAMERASRC_CMD_STROBE_MODE:
{
camerasrc_strobe_mode_t mode = 0;
//GET_CTRL_VAL(V4L2_CID_HW_FLASH_MODE, mode);
*((camerasrc_strobe_mode_t*)value) = mode;
camsrc_info("[_CAMERASRC_CMD_STROBE_MODE] cmd get - %d", mode);
}
break;
case _CAMERASRC_CMD_SHUTTER_SPEED:
/* WRITEME */
camsrc_info("[_CAMERASRC_CMD_SHUTTER_SPEED] cmd get");
break;
case _CAMERASRC_CMD_EXPOSURE_VALUE:
/* WRITEME */
camsrc_info("[_CAMERASRC_CMD_EXPOSURE_VALUE] cmd get");
break;
case _CAMERASRC_CMD_CTRL:
camsrc_info("[_CAMERASRC_CMD_CTRL] cmd get");
GET_CTRL_VAL(_CAMERASRC_GET_CID(((_camerasrc_ctrl_t *) value)->cid, handle->cur_dev_id), ((_camerasrc_ctrl_t *) value)->value);
break;
case _CAMERASRC_CMD_AF_CONTROL:
camsrc_log("[_CAMERASRC_CMD_AF_CONTROL] cmd get");
switch ((int)(long)value) {
case _CAMERASRC_AF_RESULT:
_camerasrc_get_autofocusing_result(handle);
break;
default:
camsrc_info("Not support : GET AF CONTROL [%d]", (int)(long)value);
break;
}
break;
case _CAMERASRC_CMD_AF_AREA:
{
camerasrc_rect_t* rect = (camerasrc_rect_t*)value;
#if 0
GET_CTRL_VAL(V4L2_CID_FOCUS_AUTO_RECTANGLE_LEFT, rect->x);
GET_CTRL_VAL(V4L2_CID_FOCUS_AUTO_RECTANGLE_TOP, rect->y);
GET_CTRL_VAL(V4L2_CID_FOCUS_AUTO_RECTANGLE_WIDTH, rect->width);
GET_CTRL_VAL(V4L2_CID_FOCUS_AUTO_RECTANGLE_HEIGHT, rect->height);
#else
camsrc_warning("AF area is not supported");
#endif
camsrc_info("[_CAMERASRC_CMD_AF_AREA] cmd get (%d,%d,%dx%d)",
rect->x, rect->y, rect->width, rect->height);
break;
}
case _CAMERASRC_CMD_FRAME_DATA:
/* WRITEME */
/*camsrc_info("[_CAMERASRC_CMD_FRAME_DATA] cmd get");*/
err = _camerasrc_get_frame_data(handle, (camerasrc_frame_data_t*)value);
if (err != CAMERASRC_SUCCESS) {
goto ERROR;
}
break;
case _CAMERASRC_CMD_EXIF_INFO:
camsrc_info("[_CAMERASRC_CMD_EXIF_INFO] cmd get");
err = _camerasrc_get_exif_info (handle, (camerasrc_exif_t*)value);
if (err != CAMERASRC_SUCCESS) {
goto ERROR;
}
break;
case _CAMERASRC_CMD_ROTATION:
camsrc_info("[_CAMERASRC_CMD_ROTATION] cmd get");
GET_CTRL_VAL(V4L2_CID_ROTATE, *(int*)value);
break;
case _CAMERASRC_CMD_VFLIP:
camsrc_info("[_CAMERASRC_CMD_VFLIP] cmd get");
GET_CTRL_VAL(V4L2_CID_VFLIP, *(int*)value);
break;
case _CAMERASRC_CMD_HFLIP:
camsrc_info("[_CAMERASRC_CMD_HFLIP] cmd get");
GET_CTRL_VAL(V4L2_CID_HFLIP, *(int*)value);
break;
default:
camsrc_error("[_CAMERASRC_CMD_UNKNOWN] cmd get");
err = CAMERASRC_ERR_DEVICE_NOT_SUPPORT;
goto ERROR;
}
return CAMERASRC_SUCCESS;
ERROR:
camsrc_error("cmd execution error occured");
return err;
}
static const CAMERASRC_DEV_DEPENDENT_MISC_FUNC dev_misc_functions = {
._ioctl = _camerasrc_ioctl,
._ioctl_once = _camerasrc_ioctl_once,
._run_autofocusing = _camerasrc_run_autofocusing,
._set_cmd = _camerasrc_set_cmd,
._get_cmd = _camerasrc_get_cmd,
};
const CAMERASRC_DEV_DEPENDENT_MISC_FUNC *dev_misc_func = &dev_misc_functions;
|