From 8f9101869f6b460f61033ce434bba0a793d25137 Mon Sep 17 00:00:00 2001 From: deva Date: Fri, 9 Jun 2006 18:20:51 +0000 Subject: Moved files to other folder: lib - Shared files between server and client client - Client files server - Server files --- src/decoder.cc | 286 --------------------------------------------------------- 1 file changed, 286 deletions(-) delete mode 100644 src/decoder.cc (limited to 'src/decoder.cc') diff --git a/src/decoder.cc b/src/decoder.cc deleted file mode 100644 index 0d56aca..0000000 --- a/src/decoder.cc +++ /dev/null @@ -1,286 +0,0 @@ -/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ -/*************************************************************************** - * decoder.cc - * - * Sat Feb 19 17:05:43 CET 2005 - * Copyright 2005 Bent Bisballe - * deva@aasimon.org - ****************************************************************************/ - -/* - * Originally from: - * RTVideoRec Realtime video recoder and encoder for Linux - * - * Copyright (C) 2004 B. Stultiens - * Copyright (C) 2004 Koen Otter and Glenn van der Meyden - */ - -/* - * 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 -#ifdef USE_GUI - -#include "frame_stream.h" - -#include "miav_config.h" - -#include - -// Use libdv -#include -#include - -#include - -#include "dv.h" -#include "dvfile.h" -#include "dv1394.h" - -#include "decoder.h" -#include "debug.h" - -Decoder::Decoder(Info *ginfo, - sem_t *gencode_sem, - sem_t *gplayer_sem, - Queue *gencode_queue, - Queue *gplayer_queue, - pthread_mutex_t *gmutex, - volatile int *grunning) -{ - info = ginfo; - - encode_sem = gencode_sem; - player_sem = gplayer_sem; - encode_queue = gencode_queue; - player_queue = gplayer_queue; - mutex = gmutex; - running = grunning; - - b_shoot = false; - b_freeze = false; - b_record = false; // Initially no recording is done. - - pthread_mutex_init (&shot_mutex, NULL); - shot = NULL; - - mute = false; -} - -Decoder::~Decoder() -{ - pthread_mutex_destroy(&shot_mutex); -} - -void Decoder::decode() -{ - frame_stream *dvstream; - - bool local_shoot; - int local_freeze; - bool local_record = false; - bool old_record; - - bool skip_frames = config->readInt("player_skip_frames"); - - dv1394 dv1394_stream = dv1394(info); // Use default port and channel. - dvfile dvfile_stream = dvfile(info); - if(dv1394_stream.connect()) { - // Use the dv1394 stream for input. - dvstream = &dv1394_stream; - } else { - // Use the fallback dv filereader for input. - dvstream = &dvfile_stream; - } - - while(*running) { - uint8_t *ptr; - SDL_Event user_event; - - // Read a dvframe - ptr = dvstream->readFrame(); - if(!ptr) return; // No frame read. (Due to dv read error) - - old_record = local_record; - local_shoot = b_shoot; - b_shoot = false; - local_freeze = b_freeze; - b_freeze = false; - local_record = b_record; - - if(local_shoot) { - pthread_mutex_lock(&shot_mutex); - if(!shot) shot = new Frame(ptr, DVPACKAGE_SIZE); - pthread_mutex_unlock(&shot_mutex); - } - - if(local_freeze == 1) { - pthread_mutex_lock(&shot_mutex); - if(shot) delete shot; - shot = new Frame(ptr, DVPACKAGE_SIZE); - pthread_mutex_unlock(&shot_mutex); - } - - static int showframe = 1; - if(skip_frames != 0) showframe = 1 - showframe; - if(showframe) { - Frame *pframe = new Frame(ptr, DVPACKAGE_SIZE); - - pframe->shoot = local_shoot; - pframe->freeze = local_freeze; - pframe->record = local_record; - - player_queue->push(pframe); - - // 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); - } - - if(local_record | (local_record != old_record) | local_shoot | local_freeze) { - Frame *eframe = new Frame(NULL, 0); - eframe->data = ptr; - eframe->size = DVPACKAGE_SIZE; - - eframe->shoot = local_shoot; - eframe->freeze = local_freeze; - eframe->record = local_record; - eframe->mute = mute; - - encode_queue->push(eframe); - - sem_post(encode_sem); - } else { - free(ptr); - } - } - - // Kick the others so they wake up with empty queues - sem_post(encode_sem); -} - -void Decoder::thread_main() { - decode(); - fprintf(stderr, "Decoder thread stopped.\n"); fflush(stderr); -} - -/* - * Set freeze bit on current frame. - */ -void Decoder::freeze() -{ - b_freeze = 1; -} - -/* - * Remove frozen frame. - */ -void Decoder::unfreeze() -{ - b_freeze = -1; - - pthread_mutex_lock(&shot_mutex); - delete shot; - shot = NULL; - pthread_mutex_unlock(&shot_mutex); -} - -/* - * Set shoot bit on current frame. - */ -void Decoder::shoot(unsigned char *rgb) -{ - struct timespec ts; - - b_shoot = true; - - // Wait for shot to be taken - while(1) { - pthread_mutex_lock(&shot_mutex); - if(shot) { - getScreenshot(shot, rgb); - delete shot; - shot = NULL; - pthread_mutex_unlock(&shot_mutex); - return; - } - pthread_mutex_unlock(&shot_mutex); - - ts.tv_sec = 0; - ts.tv_nsec = 100000000L; // 100ms - nanosleep(&ts, NULL); - } -} - -/* - * Set the record bit to true in all following frames. - */ -void Decoder::start() -{ - b_record = true; -} - -/* - * Set the record bit to false in all following frames. - */ -void Decoder::stop(n_savestate save) -{ - b_record = false; -} - -void Decoder::getScreenshot(Frame *frame, unsigned char *rgb) -{ - unsigned char *pixels[3]; - int pitches[3]; - - pixels[ 0 ] = rgb; - pixels[ 1 ] = NULL; - pixels[ 2 ] = NULL; - - pitches[ 0 ] = 720 * 4; - pitches[ 1 ] = 0; - pitches[ 2 ] = 0; - - dv_decoder_t *decoder = dv_decoder_new(FALSE/*this value is unused*/, FALSE, FALSE); - decoder->quality = DV_QUALITY_BEST; - - dv_parse_header(decoder, frame->data); - - decoder->system = e_dv_system_625_50; // PAL lines, PAL framerate - decoder->sampling = e_dv_sample_422; // 4 bytes y, 2 bytes u, 2 bytes v - decoder->std = e_dv_std_iec_61834; - decoder->num_dif_seqs = 12; - - // libdv img decode to rgb - dv_decode_full_frame(decoder, - frame->data, - e_dv_color_bgr0, - pixels, - pitches); - - dv_decoder_free(decoder); -} - -void Decoder::setMute(bool m) -{ - mute = m; -} - -#endif /*USE_GUI*/ -- cgit v1.2.3