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/*
**
** Copyright 2013, 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_NDEBUG 0
#define LOG_TAG "CameraRequest"
#include <utils/Log.h>
#include <utils/String16.h>
#include <camera/camera2/CaptureRequest.h>
#include <binder/Parcel.h>
#include <gui/Surface.h>
#include <gui/view/Surface.h>
namespace android {
namespace hardware {
namespace camera2 {
// These must be in the .cpp (to avoid inlining)
CaptureRequest::CaptureRequest() = default;
CaptureRequest::~CaptureRequest() = default;
CaptureRequest::CaptureRequest(const CaptureRequest& rhs) = default;
CaptureRequest::CaptureRequest(CaptureRequest&& rhs) noexcept = default;
status_t CaptureRequest::readFromParcel(const android::Parcel* parcel) {
if (parcel == NULL) {
ALOGE("%s: Null parcel", __FUNCTION__);
return BAD_VALUE;
}
mSurfaceList.clear();
mStreamIdxList.clear();
mSurfaceIdxList.clear();
mPhysicalCameraSettings.clear();
status_t err = OK;
int32_t settingsCount;
if ((err = parcel->readInt32(&settingsCount)) != OK) {
ALOGE("%s: Failed to read the settings count from parcel: %d", __FUNCTION__, err);
return err;
}
if (settingsCount <= 0) {
ALOGE("%s: Settings count %d should always be positive!", __FUNCTION__, settingsCount);
return BAD_VALUE;
}
for (int32_t i = 0; i < settingsCount; i++) {
String16 id;
if ((err = parcel->readString16(&id)) != OK) {
ALOGE("%s: Failed to read camera id!", __FUNCTION__);
return BAD_VALUE;
}
CameraMetadata settings;
if ((err = settings.readFromParcel(parcel)) != OK) {
ALOGE("%s: Failed to read metadata from parcel", __FUNCTION__);
return err;
}
ALOGV("%s: Read metadata from parcel", __FUNCTION__);
mPhysicalCameraSettings.push_back({std::string(String8(id).string()), settings});
}
int isReprocess = 0;
if ((err = parcel->readInt32(&isReprocess)) != OK) {
ALOGE("%s: Failed to read reprocessing from parcel", __FUNCTION__);
return err;
}
mIsReprocess = (isReprocess != 0);
int32_t size;
if ((err = parcel->readInt32(&size)) != OK) {
ALOGE("%s: Failed to read surface list size from parcel", __FUNCTION__);
return err;
}
ALOGV("%s: Read surface list size = %d", __FUNCTION__, size);
// Do not distinguish null arrays from 0-sized arrays.
for (int32_t i = 0; i < size; ++i) {
// Parcel.writeParcelableArray
size_t len;
const char16_t* className = parcel->readString16Inplace(&len);
ALOGV("%s: Read surface class = %s", __FUNCTION__,
className != NULL ? String8(className).string() : "<null>");
if (className == NULL) {
continue;
}
// Surface.writeToParcel
view::Surface surfaceShim;
if ((err = surfaceShim.readFromParcel(parcel)) != OK) {
ALOGE("%s: Failed to read output target Surface %d from parcel: %s (%d)",
__FUNCTION__, i, strerror(-err), err);
return err;
}
sp<Surface> surface;
if (surfaceShim.graphicBufferProducer != NULL) {
surface = new Surface(surfaceShim.graphicBufferProducer);
}
mSurfaceList.push_back(surface);
}
int32_t streamSurfaceSize;
if ((err = parcel->readInt32(&streamSurfaceSize)) != OK) {
ALOGE("%s: Failed to read streamSurfaceSize from parcel", __FUNCTION__);
return err;
}
if (streamSurfaceSize < 0) {
ALOGE("%s: Bad streamSurfaceSize %d from parcel", __FUNCTION__, streamSurfaceSize);
return BAD_VALUE;
}
for (int32_t i = 0; i < streamSurfaceSize; ++i) {
int streamIdx;
if ((err = parcel->readInt32(&streamIdx)) != OK) {
ALOGE("%s: Failed to read stream index from parcel", __FUNCTION__);
return err;
}
mStreamIdxList.push_back(streamIdx);
int surfaceIdx;
if ((err = parcel->readInt32(&surfaceIdx)) != OK) {
ALOGE("%s: Failed to read surface index from parcel", __FUNCTION__);
return err;
}
mSurfaceIdxList.push_back(surfaceIdx);
}
return OK;
}
status_t CaptureRequest::writeToParcel(android::Parcel* parcel) const {
if (parcel == NULL) {
ALOGE("%s: Null parcel", __FUNCTION__);
return BAD_VALUE;
}
status_t err = OK;
int32_t settingsCount = static_cast<int32_t>(mPhysicalCameraSettings.size());
if ((err = parcel->writeInt32(settingsCount)) != OK) {
ALOGE("%s: Failed to write settings count!", __FUNCTION__);
return err;
}
for (const auto &it : mPhysicalCameraSettings) {
if ((err = parcel->writeString16(String16(it.id.c_str()))) != OK) {
ALOGE("%s: Failed to camera id!", __FUNCTION__);
return err;
}
if ((err = it.settings.writeToParcel(parcel)) != OK) {
ALOGE("%s: Failed to write settings!", __FUNCTION__);
return err;
}
}
parcel->writeInt32(mIsReprocess ? 1 : 0);
if (mSurfaceConverted) {
parcel->writeInt32(0); // 0-sized array
} else {
int32_t size = static_cast<int32_t>(mSurfaceList.size());
// Send 0-sized arrays when it's empty. Do not send null arrays.
parcel->writeInt32(size);
for (int32_t i = 0; i < size; ++i) {
// not sure if readParcelableArray does this, hard to tell from source
parcel->writeString16(String16("android.view.Surface"));
// Surface.writeToParcel
view::Surface surfaceShim;
surfaceShim.name = String16("unknown_name");
surfaceShim.graphicBufferProducer = mSurfaceList[i]->getIGraphicBufferProducer();
if ((err = surfaceShim.writeToParcel(parcel)) != OK) {
ALOGE("%s: Failed to write output target Surface %d to parcel: %s (%d)",
__FUNCTION__, i, strerror(-err), err);
return err;
}
}
}
parcel->writeInt32(mStreamIdxList.size());
for (size_t i = 0; i < mStreamIdxList.size(); ++i) {
if ((err = parcel->writeInt32(mStreamIdxList[i])) != OK) {
ALOGE("%s: Failed to write stream index to parcel", __FUNCTION__);
return err;
}
if ((err = parcel->writeInt32(mSurfaceIdxList[i])) != OK) {
ALOGE("%s: Failed to write surface index to parcel", __FUNCTION__);
return err;
}
}
return OK;
}
} // namespace camera2
} // namespace hardware
} // namespace android
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