+++ /dev/null
-
-/*
- * CINELERRA
- * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
- *
- * 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
- *
- */
-
-#ifndef DEVICE1394OUTPUT_H
-#define DEVICE1394OUTPUT_H
-
-
-
-#ifdef HAVE_FIREWIRE
-
-#include "audiodevice.inc"
-#include "condition.inc"
-#include "libdv.h"
-#include "dv1394.h"
-#include "ieee1394-ioctl.h"
-#include "mutex.inc"
-#include "thread.h"
-#include "vframe.inc"
-#include "video1394.h"
-#include "videodevice.inc"
-
-// Common 1394 output for audio and video
-
-// This runs continuously to keep the VTR warm.
-// Takes encoded DV frames and PCM audio. Does the 1394 encryption on the fly.
-class Device1394Output : public Thread
-{
-public:
- Device1394Output(VideoDevice *vdevice);
- Device1394Output(AudioDevice *adevice);
- ~Device1394Output();
-
- void reset();
- int open(char *path,
- int port,
- int channel,
- int length,
- int channels,
- int bits,
- int samplerate,
- int syt);
- void start();
- void run();
-
-
-// Write frame with timed blocking.
-
- void write_frame(VFrame *input);
-
-
-// Write audio with timed blocking.
-
- void write_samples(char *data, int samples);
- long get_audio_position();
- void interrupt();
- void flush();
-
-// This object is shared between audio and video. Return what the driver is
-// based on whether vdevice or adevice exists.
- int get_dv1394();
-
-// Set IOCTL numbers based on kernel version
- void set_ioctls();
-
- void encrypt(unsigned char *output,
- unsigned char *data,
- int data_size);
-
-
- void increment_counter(int *counter);
- void decrement_counter(int *counter);
-
-
- char **buffer;
- int *buffer_size;
- int *buffer_valid;
-
- int total_buffers;
- int current_inbuffer;
- int current_outbuffer;
-
- char *audio_buffer;
- int audio_samples;
-// Encoder for audio frames
- dv_t *encoder;
-
- Mutex *buffer_lock;
-// Block while waiting for the first buffer to be allocated
- Condition *start_lock;
- Mutex *position_lock;
-
-// Provide timed blocking for writing routines.
-
- Condition *video_lock;
- Condition *audio_lock;
- int done;
- struct dv1394_status status;
-
-
-// Output
- int output_fd;
- struct video1394_mmap output_mmap;
- struct video1394_queue_variable output_queue;
-// raw1394handle_t avc_handle;
- VFrame *temp_frame, *temp_frame2;
-// Encoder for making DV frames
- dv_t *audio_encoder;
- dv_t *video_encoder;
- unsigned int cip_n, cip_d;
- unsigned int cip_counter;
- unsigned char f50_60;
- unsigned char *output_buffer;
- int output_number;
- unsigned int packet_sizes[321];
- unsigned char continuity_counter;
- int unused_buffers;
- int avc_id;
- int channels;
- int samplerate;
- int bits;
- int syt;
- long audio_position;
- int interrupted;
- int have_video;
- int is_pal;
- VideoDevice *vdevice;
- AudioDevice *adevice;
-
- // IOCTL # variables
- // dv1394
- int dv1394_init;
- int dv1394_shutdown;
- int dv1394_submit_frames;
- int dv1394_wait_frames;
- int dv1394_receive_frames;
- int dv1394_start_receive;
- int dv1394_get_status;
-
- // video1394
- int video1394_listen_channel;
- int video1394_unlisten_channel;
- int video1394_listen_queue_buffer;
- int video1394_listen_wait_buffer;
- int video1394_talk_channel;
- int video1394_untalk_channel;
- int video1394_talk_queue_buffer;
- int video1394_talk_wait_buffer;
- int video1394_listen_poll_buffer;
-
-// To keep track of the delay between putting the audio in the buffer
-// and when it is actually presented on the DV device
- long *position_presented;
-
-};
-
-
-
-
-#endif
-
-
-
-
-
-#endif
projects / goodguy / history.git / blobdiff