Merge CV, ver=5.1; ops/methods from HV, and interface from CV where possible

[goodguy/history.git] / cinelerra-5.1 / cinelerra / device1394input.h

diff --git a/cinelerra-5.1/cinelerra/device1394input.h b/cinelerra-5.1/cinelerra/device1394input.h
new file mode 100644 (file)
index 0000000..3f6286f
--- /dev/null
+++ b/cinelerra-5.1/cinelerra/device1394input.h
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+
+/*
+ * 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 DEVICE1394INPUT_H
+#define DEVICE1394INPUT_H
+
+
+
+#ifdef HAVE_FIREWIRE
+
+#include "condition.inc"
+#include "libdv.h"
+#include "dv1394.h"
+#include "mutex.inc"
+#include <libraw1394/raw1394.h>
+#include "thread.h"
+#include "vframe.inc"
+
+// Common 1394 input for audio and video
+
+// Extracts video and audio from the single DV stream
+class Device1394Input : public Thread
+{
+public:
+       Device1394Input();
+       ~Device1394Input();
+
+       int open(const char *path,
+               int port,
+               int channel,
+               int length,
+               int channels,
+               int samplerate,
+               int bits,
+               int w,
+               int h);
+       void run();
+       void increment_counter(int *counter);
+       void decrement_counter(int *counter);
+
+// Read a video frame with timed blocking
+
+       int read_video(VFrame *data);
+
+
+// Read audio with timed blocking
+
+       int read_audio(char *data, int samples);
+
+// Storage of all frames
+       char **buffer;
+       int *buffer_valid;
+       int buffer_size;
+       int total_buffers;
+       int current_inbuffer;
+
+// For extracting audio
+       dv_t *decoder;
+
+// Storage of audio data
+       char *audio_buffer;
+       int audio_samples;
+
+// number of next video buffer to read
+       int current_outbuffer;
+       unsigned char *input_buffer;
+
+       Mutex *buffer_lock;
+       Condition *video_lock;
+       Condition *audio_lock;
+       int done;
+
+       int fd;
+       int channel;
+       int length;
+       int channels;
+       int samplerate;
+       int bits;
+       int w;
+       int h;
+       int is_pal;
+};
+
+
+
+
+
+#endif
+
+
+
+#endif