-/*\r
- * Copyright (c) 2011, Jim Hollinger\r
- * All rights reserved.\r
- *\r
- * Redistribution and use in source and binary forms, with or without\r
- * modification, are permitted provided that the following conditions\r
- * are met:\r
- * * Redistributions of source code must retain the above copyright\r
- * notice, this list of conditions and the following disclaimer.\r
- * * Redistributions in binary form must reproduce the above copyright\r
- * notice, this list of conditions and the following disclaimer in the\r
- * documentation and/or other materials provided with the distribution.\r
- * * Neither the name of Jim Hollinger nor the names of its contributors\r
- * may be used to endorse or promote products derived from this\r
- * software without specific prior written permission.\r
- *\r
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS\r
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT\r
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR\r
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT\r
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,\r
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT\r
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,\r
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY\r
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT\r
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE\r
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\r
- *\r
- */\r
-\r
-#include <stdio.h>\r
-#include <stdlib.h>\r
-#include <string.h>\r
-\r
-#if defined (WIN32)\r
-# include <conio.h> // _getch()\r
-#else\r
-# include <termios.h>\r
-# include <unistd.h>\r
-\r
- int _getch(void) {\r
- struct termios oldt, newt;\r
- tcgetattr( STDIN_FILENO, &oldt );\r
- newt = oldt;\r
- newt.c_lflag &= ~( ICANON | ECHO );\r
- tcsetattr( STDIN_FILENO, TCSANOW, &newt );\r
- int ch = getchar();\r
- tcsetattr( STDIN_FILENO, TCSANOW, &oldt );\r
- return ch;\r
- }\r
-#endif\r
-\r
-#include <curl/curl.h>\r
-\r
-#define VERSION_STR "V1.0"\r
-\r
-// error handling macros\r
-#define my_curl_easy_setopt(A, B, C) \\r
- if ((res = curl_easy_setopt((A), (B), (C))) != CURLE_OK) \\r
- fprintf(stderr, "curl_easy_setopt(%s, %s, %s) failed: %d\n", #A, #B, #C, res);\r
-\r
-#define my_curl_easy_perform(A) \\r
- if ((res = curl_easy_perform((A))) != CURLE_OK) \\r
- fprintf(stderr, "curl_easy_perform(%s) failed: %d\n", #A, res);\r
-\r
-\r
-// send RTSP OPTIONS request\r
-void rtsp_options(CURL *curl, const char *uri) {\r
- CURLcode res = CURLE_OK;\r
- printf("\nRTSP: OPTIONS %s\n", uri);\r
- my_curl_easy_setopt(curl, CURLOPT_RTSP_STREAM_URI, uri);\r
- my_curl_easy_setopt(curl, CURLOPT_RTSP_REQUEST, CURL_RTSPREQ_OPTIONS);\r
- my_curl_easy_perform(curl);\r
-}\r
-\r
-\r
-// send RTSP DESCRIBE request and write sdp response to a file\r
-void rtsp_describe(CURL *curl, const char *uri, const char *sdp_filename) {\r
- CURLcode res = CURLE_OK;\r
- printf("\nRTSP: DESCRIBE %s\n", uri);\r
- FILE *sdp_fp = fopen(sdp_filename, "wt");\r
- if (sdp_fp == NULL) {\r
- fprintf(stderr, "Could not open '%s' for writing\n", sdp_filename);\r
- sdp_fp = stdout;\r
- } else {\r
- printf("Writing SDP to '%s'\n", sdp_filename);\r
- }\r
- my_curl_easy_setopt(curl, CURLOPT_WRITEDATA, sdp_fp);\r
- my_curl_easy_setopt(curl, CURLOPT_RTSP_REQUEST, CURL_RTSPREQ_DESCRIBE);\r
- my_curl_easy_perform(curl);\r
- my_curl_easy_setopt(curl, CURLOPT_WRITEDATA, stdout);\r
- if (sdp_fp != stdout) {\r
- fclose(sdp_fp);\r
- }\r
-}\r
-\r
-\r
-// send RTSP SETUP request\r
-void rtsp_setup(CURL *curl, const char *uri, const char *transport) {\r
- CURLcode res = CURLE_OK;\r
- printf("\nRTSP: SETUP %s\n", uri);\r
- printf(" TRANSPORT %s\n", transport);\r
- my_curl_easy_setopt(curl, CURLOPT_RTSP_STREAM_URI, uri);\r
- my_curl_easy_setopt(curl, CURLOPT_RTSP_TRANSPORT, transport);\r
- my_curl_easy_setopt(curl, CURLOPT_RTSP_REQUEST, CURL_RTSPREQ_SETUP);\r
- my_curl_easy_perform(curl);\r
-}\r
-\r
-\r
-// send RTSP PLAY request\r
-void rtsp_play(CURL *curl, const char *uri, const char *range) {\r
- CURLcode res = CURLE_OK;\r
- printf("\nRTSP: PLAY %s\n", uri);\r
- my_curl_easy_setopt(curl, CURLOPT_RTSP_STREAM_URI, uri);\r
- my_curl_easy_setopt(curl, CURLOPT_RANGE, range);\r
- my_curl_easy_setopt(curl, CURLOPT_RTSP_REQUEST, CURL_RTSPREQ_PLAY);\r
- my_curl_easy_perform(curl);\r
-}\r
-\r
-\r
-// send RTSP TEARDOWN request\r
-void rtsp_teardown(CURL *curl, const char *uri) {\r
- CURLcode res = CURLE_OK;\r
- printf("\nRTSP: TEARDOWN %s\n", uri);\r
- my_curl_easy_setopt(curl, CURLOPT_RTSP_REQUEST, CURL_RTSPREQ_TEARDOWN);\r
- my_curl_easy_perform(curl);\r
-}\r
-\r
-\r
-// convert url into an sdp filename\r
-void get_sdp_filename(const char *url, char *sdp_filename) {\r
- strcpy(sdp_filename, "video.sdp");\r
- const char *s = strrchr(url, '/');\r
- if (s != NULL) {\r
- s++;\r
- if (s[0] != '\0') {\r
- sprintf(sdp_filename, "%s.sdp", s);\r
- }\r
- }\r
-}\r
-\r
-\r
-// scan sdp file for media control attribute\r
-void get_media_control_attribute(const char *sdp_filename, char *control) {\r
- control[0] = '\0';\r
- int max_len = 256;\r
- char *s = new char[max_len];\r
- FILE *sdp_fp = fopen(sdp_filename, "rt");\r
- if (sdp_fp != NULL) {\r
- while (fgets(s, max_len - 2, sdp_fp) != NULL) {\r
- sscanf(s, " a = control: %s", control);\r
- }\r
- fclose(sdp_fp);\r
- }\r
- delete []s;\r
-}\r
-\r
-\r
-// main app\r
-int main(int argc, char * const argv[]) {\r
- const char *transport = "RTP/AVP;unicast;client_port=1234-1235"; // UDP \r
-// const char *transport = "RTP/AVP/TCP;unicast;client_port=1234-1235"; // TCP\r
- const char *range = "0.000-";\r
- int rc = EXIT_SUCCESS;\r
-\r
- printf("\nRTSP request %s\n", VERSION_STR);\r
- printf(" Project web site: http://code.google.com/p/rtsprequest/\n");\r
- printf(" Requires cURL V7.20 or greater\n\n");\r
-\r
- // check command line\r
- char *basename = NULL;\r
- if ((argc != 2) && (argc != 3)) {\r
- basename = strrchr(argv[0], '/');\r
- if (basename == NULL) {\r
- basename = strrchr(argv[0], '\\');\r
- }\r
- if (basename == NULL) {\r
- basename = argv[0];\r
- } else {\r
- basename++;\r
- }\r
- printf("Usage: %s url [transport]\n", basename);\r
- printf(" url of video server\n");\r
- printf(" transport (optional) specifier for media stream protocol\n");\r
- printf(" default transport: %s\n", transport);\r
- printf("Example: %s rtsp://192.168.0.2/media/video1\n\n", basename);\r
- rc = EXIT_FAILURE;\r
- } else {\r
- const char *url = argv[1];\r
- char *uri = new char[strlen(url) + 32];\r
- char *sdp_filename = new char[strlen(url) + 32];\r
- char *control = new char[strlen(url) + 32];\r
- get_sdp_filename(url, sdp_filename);\r
- if (argc == 3) {\r
- transport = argv[2];\r
- }\r
-\r
- // initialize curl\r
- CURLcode res = CURLE_OK;\r
- res = curl_global_init(CURL_GLOBAL_ALL);\r
- if (res == CURLE_OK) {\r
- curl_version_info_data *data = curl_version_info(CURLVERSION_NOW);\r
- fprintf(stderr, " cURL V%s loaded\n", data->version);\r
-\r
- // initialize this curl session\r
- CURL *curl = curl_easy_init();\r
- if (curl != NULL) {\r
- my_curl_easy_setopt(curl, CURLOPT_VERBOSE, 0L);\r
- my_curl_easy_setopt(curl, CURLOPT_NOPROGRESS, 1L);\r
- my_curl_easy_setopt(curl, CURLOPT_WRITEHEADER, stdout);\r
- my_curl_easy_setopt(curl, CURLOPT_URL, url);\r
-\r
- // request server options\r
- sprintf(uri, "%s", url);\r
- rtsp_options(curl, uri);\r
-\r
- // request session description and write response to sdp file\r
- rtsp_describe(curl, uri, sdp_filename);\r
-\r
- // get media control attribute from sdp file\r
- get_media_control_attribute(sdp_filename, control);\r
-\r
- // setup media stream\r
- sprintf(uri, "%s/%s", url, control);\r
- rtsp_setup(curl, uri, transport);\r
-\r
- // start playing media stream\r
- sprintf(uri, "%s/", url);\r
- rtsp_play(curl, uri, range);\r
- printf("Playing video, press any key to stop ...");\r
- _getch();\r
- printf("\n");\r
-\r
- // teardown session\r
- rtsp_teardown(curl, uri);\r
-\r
- // cleanup\r
- curl_easy_cleanup(curl);\r
- curl = NULL;\r
- } else {\r
- fprintf(stderr, "curl_easy_init() failed\n");\r
- }\r
- curl_global_cleanup();\r
- } else {\r
- fprintf(stderr, "curl_global_init(%s) failed\n", "CURL_GLOBAL_ALL", res);\r
- }\r
- delete []control;\r
- delete []sdp_filename;\r
- delete []uri;\r
- }\r
-\r
- return rc;\r
-}\r
+/*
+ * Copyright (c) 2011, Jim Hollinger
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * * Neither the name of Jim Hollinger nor the names of its contributors
+ * may be used to endorse or promote products derived from this
+ * software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#if defined (WIN32)
+# include <conio.h> /* _getch() */
+#else
+# include <termios.h>
+# include <unistd.h>
+
+static int _getch(void)
+{
+ struct termios oldt, newt;
+ int ch;
+ tcgetattr( STDIN_FILENO, &oldt );
+ newt = oldt;
+ newt.c_lflag &= ~( ICANON | ECHO );
+ tcsetattr( STDIN_FILENO, TCSANOW, &newt );
+ ch = getchar();
+ tcsetattr( STDIN_FILENO, TCSANOW, &oldt );
+ return ch;
+}
+#endif
+
+#include <curl/curl.h>
+
+#define VERSION_STR "V1.0"
+
+/* error handling macros */
+#define my_curl_easy_setopt(A, B, C) \
+ if ((res = curl_easy_setopt((A), (B), (C))) != CURLE_OK) \
+ fprintf(stderr, "curl_easy_setopt(%s, %s, %s) failed: %d\n", \
+ #A, #B, #C, res);
+
+#define my_curl_easy_perform(A) \
+ if ((res = curl_easy_perform((A))) != CURLE_OK) \
+ fprintf(stderr, "curl_easy_perform(%s) failed: %d\n", #A, res);
+
+
+/* send RTSP OPTIONS request */
+static void rtsp_options(CURL *curl, const char *uri)
+{
+ CURLcode res = CURLE_OK;
+ printf("\nRTSP: OPTIONS %s\n", uri);
+ my_curl_easy_setopt(curl, CURLOPT_RTSP_STREAM_URI, uri);
+ my_curl_easy_setopt(curl, CURLOPT_RTSP_REQUEST, CURL_RTSPREQ_OPTIONS);
+ my_curl_easy_perform(curl);
+}
+
+
+/* send RTSP DESCRIBE request and write sdp response to a file */
+static void rtsp_describe(CURL *curl, const char *uri,
+ const char *sdp_filename)
+{
+ CURLcode res = CURLE_OK;
+ FILE *sdp_fp = fopen(sdp_filename, "wt");
+ printf("\nRTSP: DESCRIBE %s\n", uri);
+ if (sdp_fp == NULL) {
+ fprintf(stderr, "Could not open '%s' for writing\n", sdp_filename);
+ sdp_fp = stdout;
+ }
+ else {
+ printf("Writing SDP to '%s'\n", sdp_filename);
+ }
+ my_curl_easy_setopt(curl, CURLOPT_WRITEDATA, sdp_fp);
+ my_curl_easy_setopt(curl, CURLOPT_RTSP_REQUEST, CURL_RTSPREQ_DESCRIBE);
+ my_curl_easy_perform(curl);
+ my_curl_easy_setopt(curl, CURLOPT_WRITEDATA, stdout);
+ if (sdp_fp != stdout) {
+ fclose(sdp_fp);
+ }
+}
+
+/* send RTSP SETUP request */
+static void rtsp_setup(CURL *curl, const char *uri, const char *transport)
+{
+ CURLcode res = CURLE_OK;
+ printf("\nRTSP: SETUP %s\n", uri);
+ printf(" TRANSPORT %s\n", transport);
+ my_curl_easy_setopt(curl, CURLOPT_RTSP_STREAM_URI, uri);
+ my_curl_easy_setopt(curl, CURLOPT_RTSP_TRANSPORT, transport);
+ my_curl_easy_setopt(curl, CURLOPT_RTSP_REQUEST, CURL_RTSPREQ_SETUP);
+ my_curl_easy_perform(curl);
+}
+
+
+/* send RTSP PLAY request */
+static void rtsp_play(CURL *curl, const char *uri, const char *range)
+{
+ CURLcode res = CURLE_OK;
+ printf("\nRTSP: PLAY %s\n", uri);
+ my_curl_easy_setopt(curl, CURLOPT_RTSP_STREAM_URI, uri);
+ my_curl_easy_setopt(curl, CURLOPT_RANGE, range);
+ my_curl_easy_setopt(curl, CURLOPT_RTSP_REQUEST, CURL_RTSPREQ_PLAY);
+ my_curl_easy_perform(curl);
+}
+
+
+/* send RTSP TEARDOWN request */
+static void rtsp_teardown(CURL *curl, const char *uri)
+{
+ CURLcode res = CURLE_OK;
+ printf("\nRTSP: TEARDOWN %s\n", uri);
+ my_curl_easy_setopt(curl, CURLOPT_RTSP_REQUEST, CURL_RTSPREQ_TEARDOWN);
+ my_curl_easy_perform(curl);
+}
+
+
+/* convert url into an sdp filename */
+static void get_sdp_filename(const char *url, char *sdp_filename)
+{
+ const char *s = strrchr(url, '/');
+ strcpy(sdp_filename, "video.sdp");
+ if (s != NULL) {
+ s++;
+ if (s[0] != '\0') {
+ sprintf(sdp_filename, "%s.sdp", s);
+ }
+ }
+}
+
+
+/* scan sdp file for media control attribute */
+static void get_media_control_attribute(const char *sdp_filename,
+ char *control)
+{
+ int max_len = 256;
+ char *s = malloc(max_len);
+ FILE *sdp_fp = fopen(sdp_filename, "rt");
+ control[0] = '\0';
+ if (sdp_fp != NULL) {
+ while (fgets(s, max_len - 2, sdp_fp) != NULL) {
+ sscanf(s, " a = control: %s", control);
+ }
+ fclose(sdp_fp);
+ }
+ free(s);
+}
+
+
+/* main app */
+int main(int argc, char * const argv[])
+{
+#if 1
+ const char *transport = "RTP/AVP;unicast;client_port=1234-1235"; /* UDP */
+#else
+ const char *transport = "RTP/AVP/TCP;unicast;client_port=1234-1235"; /* TCP */
+#endif
+ const char *range = "0.000-";
+ int rc = EXIT_SUCCESS;
+ char *basename = NULL;
+
+ printf("\nRTSP request %s\n", VERSION_STR);
+ printf(" Project web site: http://code.google.com/p/rtsprequest/\n");
+ printf(" Requires cURL V7.20 or greater\n\n");
+
+ /* check command line */
+ if ((argc != 2) && (argc != 3)) {
+ basename = strrchr(argv[0], '/');
+ if (basename == NULL) {
+ basename = strrchr(argv[0], '\\');
+ }
+ if (basename == NULL) {
+ basename = argv[0];
+ } else {
+ basename++;
+ }
+ printf("Usage: %s url [transport]\n", basename);
+ printf(" url of video server\n");
+ printf(" transport (optional) specifier for media stream protocol\n");
+ printf(" default transport: %s\n", transport);
+ printf("Example: %s rtsp://192.168.0.2/media/video1\n\n", basename);
+ rc = EXIT_FAILURE;
+ } else {
+ const char *url = argv[1];
+ char *uri = malloc(strlen(url) + 32);
+ char *sdp_filename = malloc(strlen(url) + 32);
+ char *control = malloc(strlen(url) + 32);
+ CURLcode res;
+ get_sdp_filename(url, sdp_filename);
+ if (argc == 3) {
+ transport = argv[2];
+ }
+
+ /* initialize curl */
+ res = curl_global_init(CURL_GLOBAL_ALL);
+ if (res == CURLE_OK) {
+ curl_version_info_data *data = curl_version_info(CURLVERSION_NOW);
+ CURL *curl;
+ fprintf(stderr, " cURL V%s loaded\n", data->version);
+
+ /* initialize this curl session */
+ curl = curl_easy_init();
+ if (curl != NULL) {
+ my_curl_easy_setopt(curl, CURLOPT_VERBOSE, 0L);
+ my_curl_easy_setopt(curl, CURLOPT_NOPROGRESS, 1L);
+ my_curl_easy_setopt(curl, CURLOPT_WRITEHEADER, stdout);
+ my_curl_easy_setopt(curl, CURLOPT_URL, url);
+
+ /* request server options */
+ sprintf(uri, "%s", url);
+ rtsp_options(curl, uri);
+
+ /* request session description and write response to sdp file */
+ rtsp_describe(curl, uri, sdp_filename);
+
+ /* get media control attribute from sdp file */
+ get_media_control_attribute(sdp_filename, control);
+
+ /* setup media stream */
+ sprintf(uri, "%s/%s", url, control);
+ rtsp_setup(curl, uri, transport);
+
+ /* start playing media stream */
+ sprintf(uri, "%s/", url);
+ rtsp_play(curl, uri, range);
+ printf("Playing video, press any key to stop ...");
+ _getch();
+ printf("\n");
+
+ /* teardown session */
+ rtsp_teardown(curl, uri);
+
+ /* cleanup */
+ curl_easy_cleanup(curl);
+ curl = NULL;
+ } else {
+ fprintf(stderr, "curl_easy_init() failed\n");
+ }
+ curl_global_cleanup();
+ } else {
+ fprintf(stderr, "curl_global_init(%s) failed: %d\n",
+ "CURL_GLOBAL_ALL", res);
+ }
+ free(control);
+ free(sdp_filename);
+ free(uri);
+ }
+
+ return rc;
+}