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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (C) 2019, Google Inc.
*
* libcamera Camera API tests
*/
#include <iostream>
#include "camera_test.h"
using namespace std;
namespace {
class Capture : public CameraTest
{
protected:
unsigned int completeBuffersCount_;
unsigned int completeRequestsCount_;
void bufferComplete(Request *request, Buffer *buffer)
{
if (buffer->status() != Buffer::BufferSuccess)
return;
completeBuffersCount_++;
}
void requestComplete(Request *request, const std::map<Stream *, Buffer *> &buffers)
{
if (request->status() != Request::RequestComplete)
return;
completeRequestsCount_++;
/* Reuse the buffers for a new request. */
request = camera_->createRequest();
request->setBuffers(buffers);
camera_->queueRequest(request);
}
int init() override
{
int ret = CameraTest::init();
if (ret)
return ret;
config_ = camera_->generateConfiguration({ StreamRole::VideoRecording });
if (!config_ || config_->size() != 1) {
cout << "Failed to generate default configuration" << endl;
CameraTest::cleanup();
return TestFail;
}
return TestPass;
}
int run() override
{
StreamConfiguration &cfg = config_->at(0);
if (camera_->acquire()) {
cout << "Failed to acquire the camera" << endl;
return TestFail;
}
if (camera_->configure(config_.get())) {
cout << "Failed to set default configuration" << endl;
return TestFail;
}
if (camera_->allocateBuffers()) {
cout << "Failed to allocate buffers" << endl;
return TestFail;
}
Stream *stream = cfg.stream();
BufferPool &pool = stream->bufferPool();
std::vector<Request *> requests;
for (Buffer &buffer : pool.buffers()) {
Request *request = camera_->createRequest();
if (!request) {
cout << "Failed to create request" << endl;
return TestFail;
}
std::map<Stream *, Buffer *> map = { { stream, &buffer } };
if (request->setBuffers(map)) {
cout << "Failed to associating buffer with request" << endl;
return TestFail;
}
requests.push_back(request);
}
completeRequestsCount_ = 0;
completeBuffersCount_ = 0;
camera_->bufferCompleted.connect(this, &Capture::bufferComplete);
camera_->requestCompleted.connect(this, &Capture::requestComplete);
if (camera_->start()) {
cout << "Failed to start camera" << endl;
return TestFail;
}
for (Request *request : requests) {
if (camera_->queueRequest(request)) {
cout << "Failed to queue request" << endl;
return TestFail;
}
}
EventDispatcher *dispatcher = CameraManager::instance()->eventDispatcher();
Timer timer;
timer.start(100);
while (timer.isRunning())
dispatcher->processEvents();
if (completeRequestsCount_ <= cfg.bufferCount * 2) {
cout << "Failed to capture enough frames (got "
<< completeRequestsCount_ << " expected at least "
<< cfg.bufferCount * 2 << ")" << endl;
return TestFail;
}
if (completeRequestsCount_ != completeBuffersCount_) {
cout << "Number of completed buffers and requests differ" << endl;
return TestFail;
}
if (camera_->stop()) {
cout << "Failed to stop camera" << endl;
return TestFail;
}
if (camera_->freeBuffers()) {
cout << "Failed to free buffers" << endl;
return TestFail;
}
return TestPass;
}
std::unique_ptr<CameraConfiguration> config_;
};
} /* namespace */
TEST_REGISTER(Capture);
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