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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/*
* RTVideoRec Realtime video recoder and encoder for Linux
*
* Copyright (C) 2004 Bent Bisballe
* Copyright (C) 2004 B. Stultiens
* Copyright (C) 2004 Koen Otter and Glenn van der Meyden
*
* This program 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.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <config.h>
#ifdef USE_GUI
/*
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <errno.h>
*/
#include <SDL/SDL.h>
#include "dv1394.h"
#include "dv.h"
#include "decoder.h"
#include "debug.h"
Decoder::Decoder(Error* err,
sem_t *gencode_sem,
sem_t *gplayer_sem,
Queue<Frame> *gencode_queue,
Queue<Frame> *gplayer_queue,
pthread_mutex_t *gmutex,
volatile int *grunning)
{
errobj = err;
encode_sem = gencode_sem;
player_sem = gplayer_sem;
encode_queue = gencode_queue;
player_queue = gplayer_queue;
mutex = gmutex;
running = grunning;
}
Decoder::~Decoder()
{
}
void Decoder::decode()
{
dv1394 dv_stream = dv1394(errobj); // Use default port and channel.
while(*running) {
uint8_t *ptr;
int len;
SDL_Event user_event;
// Read a dvframe
ptr = dv_stream.readFrame();
if(!ptr) return; // No frame read. (Due to firewire error)
Frame *eframe = new Frame(ptr, DVPACKAGE_SIZE);
Frame *pframe = new Frame(ptr, DVPACKAGE_SIZE);
free(ptr);
encode_queue->push(eframe);
player_queue->push(pframe);
sem_post(encode_sem);
// Create and send SDL event.
user_event.type = SDL_USEREVENT;
user_event.user.code = 0;
user_event.user.data1 = NULL;
user_event.user.data2 = NULL;
SDL_PushEvent(&user_event);
}
// Kick the others so they wake up with empty queues
sem_post(encode_sem);
}
void Decoder::run() {
decode();
fprintf(stderr, "Decoder thread stopped.\n"); fflush(stderr);
}
#endif /*USE_GUI*/
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