82 lines
2.2 KiB
C++
82 lines
2.2 KiB
C++
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#include <Wt/Http/Request>
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#include <Wt/Http/Response>
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#include "logger/Logger.hpp"
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#include "AvConvTranscodeStreamResource.hpp"
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namespace UserInterface {
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AvConvTranscodeStreamResource::AvConvTranscodeStreamResource(const Transcode::Parameters& parameters, Wt::WObject *parent)
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: Wt::WResource(parent),
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_parameters( parameters )
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{
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LMS_LOG(MOD_UI, SEV_DEBUG) << "CONSTRUCTING RESOURCE";
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}
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AvConvTranscodeStreamResource::~AvConvTranscodeStreamResource()
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{
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LMS_LOG(MOD_UI, SEV_DEBUG) << "DESTRUCTING RESOURCE";
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beingDeleted();
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}
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void
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AvConvTranscodeStreamResource::handleRequest(const Wt::Http::Request& request,
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Wt::Http::Response& response)
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{
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// see if this request is for a continuation:
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Wt::Http::ResponseContinuation *continuation = request.continuation();
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std::shared_ptr<Transcode::AvConvTranscoder> transcoder;
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if (continuation)
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transcoder = boost::any_cast<std::shared_ptr<Transcode::AvConvTranscoder> >(continuation->data());
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if (!transcoder)
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{
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LMS_LOG(MOD_UI, SEV_DEBUG) << "Launching transcoder";
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transcoder = std::make_shared<Transcode::AvConvTranscoder>( _parameters);
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response.setMimeType(_parameters.getOutputFormat().getMimeType());
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}
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Transcode::AvConvTranscoder::data_type& data = transcoder->getOutputData();
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while (!transcoder->isComplete() && data.size() < _bufferSize)
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transcoder->process();
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// Give the client all the output data
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Transcode::AvConvTranscoder::data_type::const_iterator it = data.begin();
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bool copySuccess = true;
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std::size_t copiedSize = 0;
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for (Transcode::AvConvTranscoder::data_type::const_iterator it = data.begin(); it != data.end(); ++it)
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{
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if (!response.out().put(*it)) {
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copySuccess = false;
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break;
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}
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else
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copiedSize++;
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}
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LMS_LOG(MOD_UI, SEV_DEBUG) << "Wrote " << copiedSize << " bytes";
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if (!copySuccess)
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LMS_LOG(MOD_UI, SEV_ERROR) << "** Write failed!";
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// Consume copied bytes
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data.erase(data.begin(), data.begin() + copiedSize);
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if (copySuccess && !transcoder->isComplete()) {
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continuation = response.createContinuation();
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continuation->setData(transcoder);
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LMS_LOG(MOD_UI, SEV_DEBUG) << "Continuation set!";
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}
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else
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LMS_LOG(MOD_UI, SEV_DEBUG) << "No more data!";
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}
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} // namespace UserInterface
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