diff options
Diffstat (limited to 'src/cam/capture.cpp')
-rw-r--r-- | src/cam/capture.cpp | 42 |
1 files changed, 25 insertions, 17 deletions
diff --git a/src/cam/capture.cpp b/src/cam/capture.cpp index da942f56..dd078eb0 100644 --- a/src/cam/capture.cpp +++ b/src/cam/capture.cpp @@ -57,7 +57,10 @@ int Capture::run(EventLoop *loop, const OptionsParser::Options &options) writer_ = new BufferWriter(); } - ret = capture(loop); + + FrameBufferAllocator *allocator = FrameBufferAllocator::create(camera_); + + ret = capture(loop, allocator); if (options.isSet(OptFile)) { delete writer_; @@ -66,17 +69,27 @@ int Capture::run(EventLoop *loop, const OptionsParser::Options &options) camera_->freeBuffers(); + delete allocator; + return ret; } -int Capture::capture(EventLoop *loop) +int Capture::capture(EventLoop *loop, FrameBufferAllocator *allocator) { int ret; /* Identify the stream with the least number of buffers. */ unsigned int nbuffers = UINT_MAX; - for (StreamConfiguration &cfg : *config_) - nbuffers = std::min(nbuffers, cfg.bufferCount); + for (StreamConfiguration &cfg : *config_) { + ret = allocator->allocate(cfg.stream()); + if (ret < 0) { + std::cerr << "Can't allocate buffers" << std::endl; + return -ENOMEM; + } + + unsigned int allocated = allocator->buffers(cfg.stream()).size(); + nbuffers = std::min(nbuffers, allocated); + } /* * TODO: make cam tool smarter to support still capture by for @@ -93,9 +106,11 @@ int Capture::capture(EventLoop *loop) for (StreamConfiguration &cfg : *config_) { Stream *stream = cfg.stream(); - std::unique_ptr<Buffer> buffer = stream->createBuffer(i); + const std::vector<std::unique_ptr<FrameBuffer>> &buffers = + allocator->buffers(stream); + const std::unique_ptr<FrameBuffer> &buffer = buffers[i]; - ret = request->addBuffer(stream, std::move(buffer)); + ret = request->addBuffer(stream, buffer.get()); if (ret < 0) { std::cerr << "Can't set buffer for request" << std::endl; @@ -138,7 +153,7 @@ void Capture::requestComplete(Request *request) if (request->status() == Request::RequestCancelled) return; - const std::map<Stream *, Buffer *> &buffers = request->buffers(); + const std::map<Stream *, FrameBuffer *> &buffers = request->buffers(); std::chrono::steady_clock::time_point now = std::chrono::steady_clock::now(); double fps = std::chrono::duration_cast<std::chrono::milliseconds>(now - last_).count(); @@ -151,7 +166,7 @@ void Capture::requestComplete(Request *request) for (auto it = buffers.begin(); it != buffers.end(); ++it) { Stream *stream = it->first; - Buffer *buffer = it->second; + FrameBuffer *buffer = it->second; const std::string &name = streamName_[stream]; const FrameMetadata &metadata = buffer->metadata(); @@ -185,16 +200,9 @@ void Capture::requestComplete(Request *request) for (auto it = buffers.begin(); it != buffers.end(); ++it) { Stream *stream = it->first; - Buffer *buffer = it->second; - unsigned int index = buffer->index(); - - std::unique_ptr<Buffer> newBuffer = stream->createBuffer(index); - if (!newBuffer) { - std::cerr << "Can't create buffer" << std::endl; - return; - } + FrameBuffer *buffer = it->second; - request->addBuffer(stream, std::move(newBuffer)); + request->addBuffer(stream, buffer); } camera_->queueRequest(request); |