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authordeva <deva>2006-03-04 14:53:17 +0000
committerdeva <deva>2006-03-04 14:53:17 +0000
commitf02095ee5ceb78f1781a9e250693b8866ca42181 (patch)
tree7953c6b5f004f31ee9b340d7cdff5e85890594fc /server/mov_encoder_thread.cc
parent71c713dce2b5128862b293aa7fcc1d7ee89ffaf1 (diff)
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Diffstat (limited to 'server/mov_encoder_thread.cc')
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diff --git a/server/mov_encoder_thread.cc b/server/mov_encoder_thread.cc
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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ * mov_encoder_thread.cc
+ *
+ * Tue May 17 16:00:01 CEST 2005
+ * Copyright 2005 Bent Bisballe
+ * deva@aasimon.org
+ ****************************************************************************/
+
+/*
+ * This file is part of MIaV.
+ *
+ * MIaV is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * MIaV is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with MIaV; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ */
+#include <config.h>
+#include "mov_encoder_thread.h"
+#include <errno.h>
+#include "miav_config.h"
+
+MovEncoderThread::MovEncoderThread(const char *clientip, const char *cpr, Info *i)
+{
+ info = i;
+ info->info("MovEncoderThread");
+
+ // Queue
+ inputqueue = new ThreadSafeQueueFIFO();
+
+ // Initialize read semaphore
+ sem_init(&read_sem, 0, 0);
+
+ video_output_queue = new ThreadSafeQueuePriority(info);
+ audio_input_queue = new ThreadSafeQueuePriority(info);
+ audio_output_queue = new ThreadSafeQueuePriority(info);
+
+ info->info("video_output_queue: 0x%x", video_output_queue);
+ info->info("audio_input_queue: 0x%x", audio_input_queue);
+ info->info("audio_output_queue: 0x%x", audio_output_queue);
+
+ block = new FrameVector();
+
+ num_frames_in_block = config->readString("frame_sequence")->length();
+
+ info->info("Frame sequence length %d", num_frames_in_block);
+
+ threads = config->readInt("encoding_threads");
+
+ movencodersrunning = true;
+
+ for(int cnt = 0; cnt < threads; cnt++) sem_post(&read_sem);
+
+ // Create the video encoders
+ for(int cnt = 0; cnt < threads; cnt++) {
+ MovEncoder *movenc = new MovEncoder(&movencodersrunning, &read_sem,
+ inputqueue,
+ video_output_queue,
+ audio_input_queue,
+ info);
+ movenc->run();
+ encs.push_back(movenc);
+ }
+
+ // Create the audio encoder
+ audioenc = new AudioEncoder(audio_input_queue,
+ audio_output_queue,
+ info);
+ audioenc->run();
+
+ // Create the multiplexer
+ writer = new MovEncoderWriter(clientip, cpr,
+ video_output_queue,
+ audio_output_queue,
+ info);
+ writer->run();
+
+ frame_number = 0;
+}
+
+//#include <unistd.h>
+MovEncoderThread::~MovEncoderThread()
+{
+ info->info("~MovEncoderThread");
+
+ // First we destroy the movie encoders
+ for(int cnt = 0; cnt < threads; cnt++) {
+ encs[cnt]->wait_stop(); // Wait for it to stop
+ delete encs[cnt]; // Delete it
+ }
+ info->info("Deleted the movie encoders");
+
+
+ // Then we destroy the audio encoder
+ audioenc->wait_stop(); // Wait for it to stop.
+ delete audioenc; // delete the audio encoder
+ info->info("Deleted the audio encoder");
+
+
+ // Finally we destroy the writer.
+ writer->wait_stop(); // Wait for it to stop.
+ delete writer; // delete the writer (end thereby close the file)
+ info->info("Deleted the writer");
+
+
+ // Destroy the semaphore.
+ sem_destroy(&read_sem);
+
+ info->info("~MovEncoderThread::done");
+}
+
+static int output = 0;
+void MovEncoderThread::encode(Frame* frame)
+{
+ if(output % 250 == 0) // 25 * 24
+ info->info("inputqueue: %d\tvideo_outputqueue: %d\taudio_inputqueue: %d\taudio_outputqueue: %d.",
+ inputqueue->size(),
+ video_output_queue->size(),
+ audio_input_queue->size(),
+ audio_output_queue->size());
+ output++;
+
+ if(frame == NULL) {
+ info->info("MovEncoderThread::encode - NULL frame detected.");
+ // Terminate
+ return;
+ }
+
+ frame->number = frame_number;
+ block->push_back(frame);
+
+ // Switch frame
+ if(block->size() == num_frames_in_block || frame->endOfFrameStream == true) {
+ // Wait until a free encoder.
+ sem_wait(&read_sem);
+
+ inputqueue->push(block);
+
+ // Start new block
+ block = new FrameVector;
+ }
+
+ frame_number ++;
+}
+
+void MovEncoderThread::setSaveState(n_savestate savestate)
+{
+ writer->setSaveState(savestate);
+}