462     // supplied unless this is a drain or CSD request.  in queueTask()
476     // The codec 2.0 framework might queue an empty CSD request, but this is currently not  in queueTask()
477     // supported. We will return the CSD with the first encoded buffer work.  in queueTask()
479         ALOGV("Discarding empty CSD request");  in queueTask()
869     // If no CSD (content-specific-data, e.g. SPS for H.264) has been submitted yet, we expect this  in onOutputBufferDone()
870     // output block to contain CSD. We only submit the CSD once, even if it's attached to each key  in onOutputBufferDone()
873         ALOGV("No CSD submitted yet, extracting CSD");  in onOutputBufferDone()
874         std::unique_ptr<C2StreamInitDataInfo::output> csd;  in onOutputBufferDone()  local
876         extractCSDInfo(&csd, view.data(), view.capacity());  in onOutputBufferDone()
877         if (!csd) {  in onOutputBufferDone()
878             ALOGE("Failed to extract CSD");  in onOutputBufferDone()
883         // Attach the CSD to the first item in our output work queue.  in onOutputBufferDone()
886         work->worklets.front()->output.configUpdate.push_back(std::move(csd));  in onOutputBufferDone()
893         // It's possible we got an empty CSD request with timestamp 0, which we currently just  in onOutputBufferDone()