Version 0.1.9 from FTP
authorMark Spencer <markster@digium.com>
Sat, 26 May 2001 20:39:49 +0000 (20:39 +0000)
committerMark Spencer <markster@digium.com>
Sat, 26 May 2001 20:39:49 +0000 (20:39 +0000)
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@326 65c4cc65-6c06-0410-ace0-fbb531ad65f3

codecs/gsm/src/k6opt.s
formats/format_jpeg.c [new file with mode: 0755]
images/asterisk-intro.jpg [new file with mode: 0755]
include/asterisk/image.h [new file with mode: 0755]

index 3be5c18..d84d54c 100755 (executable)
@@ -1,19 +1,3 @@
-/* k6opt.s  vector functions optimized for MMX extensions to x86
- *
- * Copyright (C) 1999 by Stanley J. Brooks <stabro@megsinet.net>
- * 
- * Any use of this software is permitted provided that this notice is not
- * removed and that neither the authors nor the Technische Universitaet Berlin
- * are deemed to have made any representations as to the suitability of this
- * software for any purpose nor are held responsible for any defects of
- * this software.  THERE IS ABSOLUTELY NO WARRANTY FOR THIS SOFTWARE;
- * not even the implied warranty of MERCHANTABILITY or FITNESS FOR
- * A PARTICULAR PURPOSE.
- * 
- * Chicago, 03.12.1999
- * Stanley J. Brooks
- */
-
        .file   "k6opt.s"
        .version        "01.01"
 /* gcc2_compiled.: */
diff --git a/formats/format_jpeg.c b/formats/format_jpeg.c
new file mode 100755 (executable)
index 0000000..7e10af8
--- /dev/null
@@ -0,0 +1,126 @@
+/*
+ * Asterisk -- A telephony toolkit for Linux.
+ *
+ * JPEG File format support.
+ * 
+ * Copyright (C) 1999, Mark Spencer
+ *
+ * Mark Spencer <markster@linux-support.net>
+ *
+ * This program is free software, distributed under the terms of
+ * the GNU General Public License
+ */
+#include <asterisk/channel.h>
+#include <asterisk/file.h>
+#include <asterisk/logger.h>
+#include <asterisk/sched.h>
+#include <asterisk/module.h>
+#include <asterisk/image.h>
+#include <arpa/inet.h>
+#include <stdlib.h>
+#include <sys/time.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <errno.h>
+#include <string.h>
+#include <pthread.h>
+#include <endian.h>
+
+
+
+static char *desc = "JPEG (Joint Picture Experts Group) Image Format";
+
+
+static struct ast_frame *jpeg_read_image(int fd, int len)
+{
+       struct ast_frame fr;
+       int res;
+       char buf[65536];
+       if (len > sizeof(buf)) {
+               ast_log(LOG_WARNING, "JPEG image too large to read\n");
+               return NULL;
+       }
+       res = read(fd, buf, len);
+       if (res < len) {
+               ast_log(LOG_WARNING, "Only read %d of %d bytes: %s\n", res, len, strerror(errno));
+       }
+       memset(&fr, 0, sizeof(fr));
+       fr.frametype = AST_FRAME_IMAGE;
+       fr.subclass = AST_FORMAT_JPEG;
+       fr.data = buf;
+       fr.src = "JPEG Read";
+       fr.datalen = len;
+       return ast_frisolate(&fr);
+}
+
+static int jpeg_identify(int fd)
+{
+       char buf[10];
+       int res;
+       res = read(fd, buf, sizeof(buf));
+       if (res < sizeof(buf))
+               return 0;
+       if (memcmp(buf + 6, "JFIF", 4))
+               return 0;
+       return 1;
+}
+
+static int jpeg_write_image(int fd, struct ast_frame *fr)
+{
+       int res=0;
+       if (fr->frametype != AST_FRAME_IMAGE) {
+               ast_log(LOG_WARNING, "Not an image\n");
+               return -1;
+       }
+       if (fr->subclass != AST_FORMAT_JPEG) {
+               ast_log(LOG_WARNING, "Not a jpeg image\n");
+               return -1;
+       }
+       if (fr->datalen) {
+               res = write(fd, fr->data, fr->datalen);
+               if (res != fr->datalen) {
+                       ast_log(LOG_WARNING, "Only wrote %d of %d bytes: %s\n", res, fr->datalen);
+                       return -1;
+               }
+       }
+       return res;
+}
+
+static struct ast_imager jpeg_format = {
+       "jpg",
+       "JPEG (Joint Picture Experts Group)",
+       "jpg|jpeg",
+       AST_FORMAT_JPEG,
+       jpeg_read_image,
+       jpeg_identify,
+       jpeg_write_image,
+};
+
+int load_module()
+{
+       return ast_image_register(&jpeg_format);
+}
+
+int unload_module()
+{
+       ast_image_unregister(&jpeg_format);
+       return 0;
+}      
+
+int usecount()
+{
+       /* We never really have any users */
+       return 0;
+}
+
+char *description()
+{
+       return desc;
+}
+
+
+char *key()
+{
+       return ASTERISK_GPL_KEY;
+}
diff --git a/images/asterisk-intro.jpg b/images/asterisk-intro.jpg
new file mode 100755 (executable)
index 0000000..278f018
Binary files /dev/null and b/images/asterisk-intro.jpg differ
diff --git a/include/asterisk/image.h b/include/asterisk/image.h
new file mode 100755 (executable)
index 0000000..5e318dc
--- /dev/null
@@ -0,0 +1,45 @@
+/*
+ * Asterisk -- A telephony toolkit for Linux.
+ *
+ * General Asterisk channel definitions.
+ * 
+ * Copyright (C) 1999, Mark Spencer
+ *
+ * Mark Spencer <markster@linux-support.net>
+ *
+ * This program is free software, distributed under the terms of
+ * the GNU General Public License
+ */
+
+#ifndef _ASTERISK_IMAGE_H
+#define _ASTERISK_IMAGE_H
+
+struct ast_imager {
+    char *name;                                        /* Name */
+       char *desc;                                     /* Description */
+       char *exts;                                     /* Extension(s) (separated by '|' ) */
+       int format;                                     /* Image format */
+       struct ast_frame *(*read_image)(int fd, int len);       /* Read an image from a file descriptor */
+       int (*identify)(int fd);                /* Identify if this is that type of file */
+       int (*write_image)(int fd, struct ast_frame *frame); /* Returns length written */
+       struct ast_imager *next;
+};
+
+/* Returns non-zero if image transmission is supported */
+extern int ast_supports_images(struct ast_channel *chan);
+
+/* Sends an image */
+extern int ast_send_image(struct ast_channel *chan, char *filename);
+
+/* Make an image from a filename */
+extern struct ast_frame *ast_read_image(char *filename, char *preflang, int format);
+
+/* Register an image format */
+extern int ast_image_register(struct ast_imager *imgdrv);
+
+extern void ast_image_unregister(struct ast_imager *imgdrv);
+
+/* Initialize image stuff */
+extern int ast_image_init(void);
+
+#endif