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+/*
+ * Asterisk -- An open source telephony toolkit.
+ *
+ * Copyright (C) 2007 Luigi Rizzo
+ *
+ * See http://www.asterisk.org for more information about
+ * the Asterisk project. Please do not directly contact
+ * any of the maintainers of this project for assistance;
+ * the project provides a web site, mailing lists and IRC
+ * channels for your use.
+ *
+ * This program is free software, distributed under the terms of
+ * the GNU General Public License Version 2. See the LICENSE file
+ * at the top of the source tree.
+ */
+
+/*
+ * Common header for console video support
+ *
+ * $Revision$
+ */
+
+#ifndef CONSOLE_VIDEO_H
+#define CONSOLE_VIDEO_H
+
+#if !defined(HAVE_VIDEO_CONSOLE) || !defined(HAVE_FFMPEG)
+#define CONSOLE_VIDEO_CMDS \
+ "console {device}"
+#else
+
+#include <ffmpeg/avcodec.h>
+#ifndef OLD_FFMPEG
+#include <ffmpeg/swscale.h> /* requires a recent ffmpeg */
+#endif
+
+#define CONSOLE_VIDEO_CMDS \
+ "console {videodevice|videocodec" \
+ "|video_size|bitrate|fps|qmin" \
+ "|sendvideo|keypad" \
+ "|sdl_videodriver" \
+ "|device|startgui|stopgui" \
+ "}"
+
+#endif /* HAVE_VIDEO_CONSOLE and others */
+
+/*
+ * In many places we use buffers to store the raw frames (but not only),
+ * so here is a structure to keep all the info. data = NULL means the
+ * structure is not initialized, so the other fields are invalid.
+ * size = 0 means the buffer is not malloc'ed so we don't have to free it.
+ */
+struct fbuf_t { /* frame buffers, dynamically allocated */
+ uint8_t *data; /* memory, malloced if size > 0, just reference
+ * otherwise */
+ int size; /* total size in bytes */
+ int used; /* space used so far */
+ int ebit; /* bits to ignore at the end */
+ int x; /* origin, if necessary */
+ int y;
+ int w; /* size */
+ int h;
+ int pix_fmt;
+};
+
+void fbuf_free(struct fbuf_t *);
+
+/* descriptor for a grabber */
+struct grab_desc {
+ const char *name;
+ void *(*open)(const char *name, struct fbuf_t *geom, int fps);
+ struct fbuf_t *(*read)(void *d);
+ void (*move)(void *d, int dx, int dy);
+ void *(*close)(void *d);
+};
+
+extern struct grab_desc *console_grabbers[];
+
+struct video_desc; /* opaque type for video support */
+struct video_desc *get_video_desc(struct ast_channel *c);
+
+/* linked by console_video.o */
+int console_write_video(struct ast_channel *chan, struct ast_frame *f);
+extern int console_video_formats;
+int console_video_cli(struct video_desc *env, const char *var, int fd);
+int console_video_config(struct video_desc **penv, const char *var, const char *val);
+void console_video_uninit(struct video_desc *env);
+void console_video_start(struct video_desc *env, struct ast_channel *owner);
+
+/* console_board.c */
+
+/* Where do we send the keyboard/keypad output */
+enum kb_output {
+ KO_NONE,
+ KO_INPUT, /* the local input window */
+ KO_DIALED, /* the 'dialed number' window */
+ KO_MESSAGE, /* the 'message' window */
+};
+
+enum drag_window { /* which window are we dragging */
+ DRAG_NONE,
+ DRAG_LOCAL, /* local video */
+ DRAG_REMOTE, /* remote video */
+ DRAG_DIALED, /* dialed number */
+ DRAG_INPUT, /* input window */
+ DRAG_MESSAGE, /* message window */
+};
+
+/*! \brief support for drag actions */
+struct drag_info {
+ int x_start; /* last known mouse position */
+ int y_start;
+ enum drag_window drag_window;
+};
+/*! \brief info related to the gui: button status, mouse coords, etc. */
+struct board;
+/* !\brief print a message on a board */
+void move_message_board(struct board *b, int dy);
+int print_message(struct board *b, const char *s);
+
+/*! \brief return the whole text from a board */
+const char *read_message(const struct board *b);
+
+/*! \brief reset the board to blank */
+int reset_board(struct board *b);
+
+#endif /* CONSOLE_VIDEO_H */
+/* end of file */