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/*
* Copyright (C) 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#define LOG_TAG "StreamConfigurationMap"
#include "StreamConfigurationMap.h"
#include <log/log.h>
namespace android {
void StreamConfigurationMap::AppendAvailableStreamConfigurations(
const camera_metadata_ro_entry& entry) {
for (size_t i = 0; i < entry.count; i += kStreamConfigurationSize) {
int32_t width = entry.data.i32[i + kStreamWidthOffset];
int32_t height = entry.data.i32[i + kStreamHeightOffset];
auto format = static_cast<android_pixel_format_t>(
entry.data.i32[i + kStreamFormatOffset]);
int32_t isInput = entry.data.i32[i + kStreamIsInputOffset];
if (!isInput) {
stream_output_formats_.insert(format);
stream_output_size_map_[format].insert(std::make_pair(width, height));
}
}
}
void StreamConfigurationMap::AppendAvailableDynamicPhysicalStreamConfigurations(
const camera_metadata_ro_entry& entry) {
for (size_t i = 0; i < entry.count; i += kStreamConfigurationSize) {
int32_t width = entry.data.i32[i + kStreamWidthOffset];
int32_t height = entry.data.i32[i + kStreamHeightOffset];
auto format = static_cast<android_pixel_format_t>(
entry.data.i32[i + kStreamFormatOffset]);
// Both input and output dynamic stream sizes need to be supported as an
// output stream.
dynamic_physical_stream_output_formats_.insert(format);
dynamic_physical_stream_output_size_map_[format].insert(
std::make_pair(width, height));
}
}
void StreamConfigurationMap::AppendAvailableStreamMinDurations(
const camera_metadata_ro_entry_t& entry) {
for (size_t i = 0; i < entry.count; i += kStreamConfigurationSize) {
auto format = static_cast<android_pixel_format_t>(
entry.data.i64[i + kStreamFormatOffset]);
uint32_t width = entry.data.i64[i + kStreamWidthOffset];
uint32_t height = entry.data.i64[i + kStreamHeightOffset];
nsecs_t duration = entry.data.i64[i + kStreamMinDurationOffset];
auto streamConfiguration =
std::make_pair(format, std::make_pair(width, height));
stream_min_duration_map_[streamConfiguration] = duration;
}
}
void StreamConfigurationMap::AppendAvailableStreamStallDurations(
const camera_metadata_ro_entry& entry) {
for (size_t i = 0; i < entry.count; i += kStreamConfigurationSize) {
auto format = static_cast<android_pixel_format_t>(
entry.data.i64[i + kStreamFormatOffset]);
uint32_t width = entry.data.i64[i + kStreamWidthOffset];
uint32_t height = entry.data.i64[i + kStreamHeightOffset];
nsecs_t duration = entry.data.i64[i + kStreamStallDurationOffset];
auto streamConfiguration =
std::make_pair(format, std::make_pair(width, height));
stream_stall_map_[streamConfiguration] = duration;
}
}
StreamConfigurationMap::StreamConfigurationMap(const HalCameraMetadata& chars) {
camera_metadata_ro_entry_t entry;
auto ret = chars.Get(ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS, &entry);
if (ret != OK) {
ALOGW("%s: ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS missing!",
__FUNCTION__);
entry.count = 0;
}
AppendAvailableStreamConfigurations(entry);
ret = chars.Get(ANDROID_DEPTH_AVAILABLE_DEPTH_STREAM_CONFIGURATIONS, &entry);
if (ret == OK) {
AppendAvailableStreamConfigurations(entry);
}
ret = chars.Get(ANDROID_SCALER_AVAILABLE_MIN_FRAME_DURATIONS, &entry);
if (ret != OK) {
ALOGW("%s: ANDROID_SCALER_AVAILABLE_MIN_FRAME_DURATIONS missing!",
__FUNCTION__);
entry.count = 0;
}
AppendAvailableStreamMinDurations(entry);
ret = chars.Get(ANDROID_DEPTH_AVAILABLE_DEPTH_MIN_FRAME_DURATIONS, &entry);
if (ret == OK) {
AppendAvailableStreamMinDurations(entry);
}
ret = chars.Get(ANDROID_SCALER_AVAILABLE_STALL_DURATIONS, &entry);
if (ret != OK) {
ALOGW("%s: ANDROID_SCALER_AVAILABLE_STALL_DURATIONS missing!", __FUNCTION__);
entry.count = 0;
}
AppendAvailableStreamStallDurations(entry);
ret = chars.Get(ANDROID_DEPTH_AVAILABLE_DEPTH_STALL_DURATIONS, &entry);
if (ret == OK) {
AppendAvailableStreamStallDurations(entry);
}
ret = chars.Get(ANDROID_SCALER_AVAILABLE_INPUT_OUTPUT_FORMATS_MAP, &entry);
if (ret == OK) {
size_t i = 0;
while (i < entry.count) {
auto input_format =
static_cast<android_pixel_format_t>(entry.data.i32[i++]);
auto output_format_count = entry.data.i32[i++];
if (output_format_count <= 0 ||
((output_format_count + i) > entry.count)) {
ALOGE("%s: Invalid output format count: %d!", __func__,
output_format_count);
break;
}
size_t output_formats_end = output_format_count + i;
for (; i < output_formats_end; i++) {
stream_input_output_map_[input_format].insert(
static_cast<android_pixel_format_t>(entry.data.i32[i]));
}
stream_input_formats_.insert(input_format);
}
}
ret = chars.Get(
ANDROID_SCALER_PHYSICAL_CAMERA_MULTI_RESOLUTION_STREAM_CONFIGURATIONS,
&entry);
if (ret == OK) {
AppendAvailableDynamicPhysicalStreamConfigurations(entry);
}
}
} // namespace android
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