61f7a0c1c1
ExampleCamera represents a specific (e.g. front or back) camera device, and contains all the device and logic for that device/sensor. Change-Id: Iecc1a1d905501a66edb6e3994ff93d8761b82f8b
209 lines
8.0 KiB
C++
209 lines
8.0 KiB
C++
/*
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* Copyright (C) 2013 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <system/camera_metadata.h>
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#include "Camera.h"
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//#define LOG_NDEBUG 0
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#define LOG_TAG "ExampleCamera"
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#include <cutils/log.h>
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#define ATRACE_TAG (ATRACE_TAG_CAMERA | ATRACE_TAG_HAL)
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#include <utils/Trace.h>
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#include "ExampleCamera.h"
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#define ARRAY_SIZE(a) (sizeof(a) / sizeof(a[0]))
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namespace default_camera_hal {
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ExampleCamera::ExampleCamera(int id) : Camera(id)
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{
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}
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ExampleCamera::~ExampleCamera()
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{
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}
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camera_metadata_t *ExampleCamera::initStaticInfo()
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{
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/*
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* Setup static camera info. This will have to customized per camera
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* device.
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*/
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Metadata m;
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/* android.control */
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int32_t android_control_ae_available_target_fps_ranges[] = {30, 30};
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m.addInt32(ANDROID_CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES,
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ARRAY_SIZE(android_control_ae_available_target_fps_ranges),
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android_control_ae_available_target_fps_ranges);
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int32_t android_control_ae_compensation_range[] = {-4, 4};
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m.addInt32(ANDROID_CONTROL_AE_COMPENSATION_RANGE,
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ARRAY_SIZE(android_control_ae_compensation_range),
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android_control_ae_compensation_range);
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camera_metadata_rational_t android_control_ae_compensation_step[] = {{2,1}};
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m.addRational(ANDROID_CONTROL_AE_COMPENSATION_STEP,
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ARRAY_SIZE(android_control_ae_compensation_step),
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android_control_ae_compensation_step);
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int32_t android_control_max_regions[] = {1};
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m.addInt32(ANDROID_CONTROL_MAX_REGIONS,
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ARRAY_SIZE(android_control_max_regions),
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android_control_max_regions);
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/* android.jpeg */
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int32_t android_jpeg_available_thumbnail_sizes[] = {0, 0, 128, 96};
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m.addInt32(ANDROID_JPEG_AVAILABLE_THUMBNAIL_SIZES,
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ARRAY_SIZE(android_jpeg_available_thumbnail_sizes),
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android_jpeg_available_thumbnail_sizes);
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int32_t android_jpeg_max_size[] = {13 * 1024 * 1024}; // 13MB
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m.addInt32(ANDROID_JPEG_MAX_SIZE,
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ARRAY_SIZE(android_jpeg_max_size),
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android_jpeg_max_size);
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/* android.lens */
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float android_lens_info_available_focal_lengths[] = {1.0};
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m.addFloat(ANDROID_LENS_INFO_AVAILABLE_FOCAL_LENGTHS,
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ARRAY_SIZE(android_lens_info_available_focal_lengths),
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android_lens_info_available_focal_lengths);
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/* android.request */
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int32_t android_request_max_num_output_streams[] = {0, 3, 1};
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m.addInt32(ANDROID_REQUEST_MAX_NUM_OUTPUT_STREAMS,
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ARRAY_SIZE(android_request_max_num_output_streams),
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android_request_max_num_output_streams);
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/* android.scaler */
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int32_t android_scaler_available_formats[] = {
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HAL_PIXEL_FORMAT_RAW_SENSOR,
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HAL_PIXEL_FORMAT_BLOB,
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HAL_PIXEL_FORMAT_RGBA_8888,
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HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED,
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// These are handled by YCbCr_420_888
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// HAL_PIXEL_FORMAT_YV12,
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// HAL_PIXEL_FORMAT_YCrCb_420_SP,
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HAL_PIXEL_FORMAT_YCbCr_420_888};
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m.addInt32(ANDROID_SCALER_AVAILABLE_FORMATS,
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ARRAY_SIZE(android_scaler_available_formats),
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android_scaler_available_formats);
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int64_t android_scaler_available_jpeg_min_durations[] = {1};
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m.addInt64(ANDROID_SCALER_AVAILABLE_JPEG_MIN_DURATIONS,
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ARRAY_SIZE(android_scaler_available_jpeg_min_durations),
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android_scaler_available_jpeg_min_durations);
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int32_t android_scaler_available_jpeg_sizes[] = {640, 480};
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m.addInt32(ANDROID_SCALER_AVAILABLE_JPEG_SIZES,
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ARRAY_SIZE(android_scaler_available_jpeg_sizes),
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android_scaler_available_jpeg_sizes);
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float android_scaler_available_max_digital_zoom[] = {1};
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m.addFloat(ANDROID_SCALER_AVAILABLE_MAX_DIGITAL_ZOOM,
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ARRAY_SIZE(android_scaler_available_max_digital_zoom),
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android_scaler_available_max_digital_zoom);
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int64_t android_scaler_available_processed_min_durations[] = {1};
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m.addInt64(ANDROID_SCALER_AVAILABLE_PROCESSED_MIN_DURATIONS,
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ARRAY_SIZE(android_scaler_available_processed_min_durations),
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android_scaler_available_processed_min_durations);
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int32_t android_scaler_available_processed_sizes[] = {640, 480};
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m.addInt32(ANDROID_SCALER_AVAILABLE_PROCESSED_SIZES,
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ARRAY_SIZE(android_scaler_available_processed_sizes),
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android_scaler_available_processed_sizes);
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int64_t android_scaler_available_raw_min_durations[] = {1};
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m.addInt64(ANDROID_SCALER_AVAILABLE_RAW_MIN_DURATIONS,
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ARRAY_SIZE(android_scaler_available_raw_min_durations),
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android_scaler_available_raw_min_durations);
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int32_t android_scaler_available_raw_sizes[] = {640, 480};
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m.addInt32(ANDROID_SCALER_AVAILABLE_RAW_SIZES,
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ARRAY_SIZE(android_scaler_available_raw_sizes),
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android_scaler_available_raw_sizes);
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/* android.sensor */
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int32_t android_sensor_info_active_array_size[] = {0, 0, 640, 480};
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m.addInt32(ANDROID_SENSOR_INFO_ACTIVE_ARRAY_SIZE,
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ARRAY_SIZE(android_sensor_info_active_array_size),
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android_sensor_info_active_array_size);
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int32_t android_sensor_info_sensitivity_range[] =
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{100, 1600};
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m.addInt32(ANDROID_SENSOR_INFO_SENSITIVITY_RANGE,
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ARRAY_SIZE(android_sensor_info_sensitivity_range),
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android_sensor_info_sensitivity_range);
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int64_t android_sensor_info_max_frame_duration[] = {30000000000};
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m.addInt64(ANDROID_SENSOR_INFO_MAX_FRAME_DURATION,
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ARRAY_SIZE(android_sensor_info_max_frame_duration),
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android_sensor_info_max_frame_duration);
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float android_sensor_info_physical_size[] = {3.2, 2.4};
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m.addFloat(ANDROID_SENSOR_INFO_PHYSICAL_SIZE,
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ARRAY_SIZE(android_sensor_info_physical_size),
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android_sensor_info_physical_size);
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int32_t android_sensor_info_pixel_array_size[] = {640, 480};
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m.addInt32(ANDROID_SENSOR_INFO_PIXEL_ARRAY_SIZE,
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ARRAY_SIZE(android_sensor_info_pixel_array_size),
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android_sensor_info_pixel_array_size);
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int32_t android_sensor_orientation[] = {0};
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m.addInt32(ANDROID_SENSOR_ORIENTATION,
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ARRAY_SIZE(android_sensor_orientation),
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android_sensor_orientation);
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/* End of static camera characteristics */
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return clone_camera_metadata(m.generate());
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}
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int ExampleCamera::initDevice()
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{
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// Create standard settings templates
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Metadata preview = Metadata(ANDROID_CONTROL_MODE_OFF,
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ANDROID_CONTROL_CAPTURE_INTENT_PREVIEW);
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setTemplate(CAMERA3_TEMPLATE_PREVIEW, preview.generate());
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Metadata capture = Metadata(ANDROID_CONTROL_MODE_OFF,
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ANDROID_CONTROL_CAPTURE_INTENT_STILL_CAPTURE);
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setTemplate(CAMERA3_TEMPLATE_STILL_CAPTURE, capture.generate());
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Metadata record = Metadata(ANDROID_CONTROL_MODE_OFF,
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ANDROID_CONTROL_CAPTURE_INTENT_VIDEO_RECORD);
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setTemplate(CAMERA3_TEMPLATE_VIDEO_RECORD, record.generate());
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Metadata snapshot = Metadata(ANDROID_CONTROL_MODE_OFF,
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ANDROID_CONTROL_CAPTURE_INTENT_VIDEO_SNAPSHOT);
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setTemplate(CAMERA3_TEMPLATE_VIDEO_SNAPSHOT, snapshot.generate());
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Metadata zsl = Metadata(ANDROID_CONTROL_MODE_OFF,
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ANDROID_CONTROL_CAPTURE_INTENT_ZERO_SHUTTER_LAG);
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setTemplate(CAMERA3_TEMPLATE_ZERO_SHUTTER_LAG, zsl.generate());
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return 0;
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}
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bool ExampleCamera::isValidCaptureSettings(const camera_metadata_t* settings)
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{
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// TODO: reject settings that cannot be captured
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return true;
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}
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} // namespace default_camera_hal
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