[Mplayer-cvslog] CVS: main asf.h,1.1,1.2 asf_streaming.c,1.1,1.2
Bertrand Baudet
bertrand at users.sourceforge.net
Fri May 25 16:01:23 CEST 2001
Update of /cvsroot/mplayer/main
In directory usw-pr-cvs1:/tmp/cvs-serv28263
Modified Files:
asf.h asf_streaming.c
Log Message:
Continue implementation of ASF streaming.
Index: asf.h
===================================================================
RCS file: /cvsroot/mplayer/main/asf.h,v
retrieving revision 1.1
retrieving revision 1.2
diff -C2 -r1.1 -r1.2
*** asf.h 2001/05/18 16:14:06 1.1
--- asf.h 2001/05/25 14:01:21 1.2
***************
*** 4,7 ****
--- 4,11 ----
#include <inttypes.h>
+ #ifndef MIN
+ #define MIN(a,b) ((a<b)?a:b)
+ #endif
+
///////////////////////
// MS GUID definition
***************
*** 93,100 ****
typedef struct __attribute__((packed)) {
uint16_t type;
! uint16_t length;
uint32_t sequence_number;
uint16_t unknown;
! uint16_t length2;
} ASF_stream_chunck_t;
--- 97,104 ----
typedef struct __attribute__((packed)) {
uint16_t type;
! uint16_t size;
uint32_t sequence_number;
uint16_t unknown;
! uint16_t size_confirm;
} ASF_stream_chunck_t;
Index: asf_streaming.c
===================================================================
RCS file: /cvsroot/mplayer/main/asf_streaming.c,v
retrieving revision 1.1
retrieving revision 1.2
diff -C2 -r1.1 -r1.2
*** asf_streaming.c 2001/05/18 16:14:06 1.1
--- asf_streaming.c 2001/05/25 14:01:21 1.2
***************
*** 1,42 ****
#include "asf.h"
! #include <string.h>
! static ASF_StreamType_e stream_type;
! void asf_streaming(char *data, int length) {
ASF_stream_chunck_t *stream_chunck=(ASF_stream_chunck_t*)data;
! printf("ASF stream chunck size=%d\n", stream_chunck->length);
switch(stream_chunck->type) {
case 0x4324: // Clear ASF configuration
! printf(" --> Clearing ASF stream configuration!\n");
break;
case 0x4424: // Data follows
! printf(" --> Data follows\n");
break;
case 0x4524: // Transfer complete
! printf(" --> Transfer complete\n");
break;
case 0x4824: // ASF header chunk follows
! printf(" --> ASF header chunk follows\n");
break;
default:
! printf("======> Unknown stream type %d\n", stream_chunck->type );
}
}
! void asf_steam_type(char *content_type, char *features) {
stream_type = ASF_Unknown_e;
if( !strcasecmp(content_type, "application/octet-stream") ) {
if( strstr(features, "broadcast")) {
! printf("-----> Live stream <-------\n");
stream_type = ASF_Live_e;
} else {
! printf("-----> Prerecorded <-------\n");
stream_type = ASF_Prerecorded_e;
}
} else {
! if( (!strcasecmp(content_type, "audio/x-ms-wax")) ||
(!strcasecmp(content_type, "audio/x-ms-wma")) ||
(!strcasecmp(content_type, "video/x-ms-asf")) ||
--- 1,72 ----
+ #include <stdio.h>
+ #include <stdlib.h>
+ #include <string.h>
+
#include "asf.h"
+ #include "url.h"
+ #include "http.h"
!
! const char *temp_response =
! "HTTP/1.0 200 OK\r\n"
! "Date: Tue, 20 Mar 2001 11:40:35 GMT\r\n"
! "Content-Type: application/octet-stream\r\n"
! "Server: Cougar 4.1.0.3920\r\n"
! "Cache-Control: no-cache\r\n"
! "Pragma: no-cache, client-id=290092, features=\"broadcast\"\r\n"
! /* "Pragma: no-cache\r\n"
! "Pragma: client-id=290092\r\n"
! "Pragma: features=\"broadcast\"\r\n"
! */ "\r\n";
! static ASF_StreamType_e stream_type = ASF_Unknown_e;
!
!
! void
! asf_streaming(char *data, int length) {
ASF_stream_chunck_t *stream_chunck=(ASF_stream_chunck_t*)data;
! printf("ASF stream chunck size=%d\n", stream_chunck->size);
!
! if( stream_chunck->size<8 ) {
! printf("Ahhhh, stream_chunck size is too small: %d\n", stream_chunck->size);
! return;
! }
! if( stream_chunck->size!=stream_chunck->size_confirm ) {
! printf("size_confirm mismatch!: %d %d\n", stream_chunck->size, stream_chunck->size_confirm);
! return;
! }
switch(stream_chunck->type) {
case 0x4324: // Clear ASF configuration
! printf("=====> Clearing ASF stream configuration!\n");
break;
case 0x4424: // Data follows
! printf("=====> Data follows\n");
break;
case 0x4524: // Transfer complete
! printf("=====> Transfer complete\n");
break;
case 0x4824: // ASF header chunk follows
! printf("=====> ASF header chunk follows\n");
break;
default:
! printf("=====> Unknown stream type 0x%x\n", stream_chunck->type );
}
}
! void
! asf_stream_type(char *content_type, char *features) {
stream_type = ASF_Unknown_e;
if( !strcasecmp(content_type, "application/octet-stream") ) {
if( strstr(features, "broadcast")) {
! printf("=====> Live stream\n");
stream_type = ASF_Live_e;
} else {
! printf("=====> Prerecorded\n");
stream_type = ASF_Prerecorded_e;
}
} else {
! if( (!strcasecmp(content_type, "audio/x-ms-wax")) ||
(!strcasecmp(content_type, "audio/x-ms-wma")) ||
(!strcasecmp(content_type, "video/x-ms-asf")) ||
***************
*** 45,54 ****
(!strcasecmp(content_type, "video/x-ms-wmv")) ||
(!strcasecmp(content_type, "video/x-ms-wma")) ) {
! printf("-----> Redirector <-------\n");
stream_type = ASF_Redirector_e;
} else {
! printf("-----> unknown content-type: %s\n", content_type );
stream_type = ASF_Unknown_e;
}
}
}
--- 75,190 ----
(!strcasecmp(content_type, "video/x-ms-wmv")) ||
(!strcasecmp(content_type, "video/x-ms-wma")) ) {
! printf("=====> Redirector\n");
stream_type = ASF_Redirector_e;
} else {
! printf("=====> unknown content-type: %s\n", content_type );
stream_type = ASF_Unknown_e;
}
}
}
+
+ //void asf_http_request(stream_t *stream, URL_t *url) {
+ void
+ asf_http_request(URL_t *url) {
+ HTTP_header_t *http_hdr;
+ char str[250];
+ char *request;
+ // int size;
+
+ int offset_hi=0, offset_lo=0, req_nb=1, length=0;
+ int asf_nb_stream=1;
+
+ // Common header for all requests.
+ http_hdr = http_new_header();
+ http_set_uri( http_hdr, url->file );
+ http_set_field( http_hdr, "Accept: */*" );
+ http_set_field( http_hdr, "User-Agent: NSPlayer/4.1.0.3856" );
+ sprintf( str, "Host: %s:%d", url->hostname, url->port );
+ http_set_field( http_hdr, str );
+ http_set_field( http_hdr, "Pragma: xClientGUID={c77e7400-738a-11d2-9add-0020af0a3278}" );
+ sprintf(str,
+ "Pragma: no-cache,rate=1.000000,stream-time=0,stream-offset=%u:%u,request-context=%d,max-duration=%u",
+ offset_hi, offset_lo, req_nb, length );
+ http_set_field( http_hdr, str );
+
+ switch( stream_type ) {
+ case ASF_Live_e:
+ case ASF_Prerecorded_e:
+ http_set_field( http_hdr, "Pragma: xPlayStrm=1" );
+ sprintf( str, "Pragma: stream-switch-count=%d", asf_nb_stream );
+ http_set_field( http_hdr, str );
+ http_set_field( http_hdr, "Pragma: stream-switch-entry=ffff:1:0" );
+ break;
+ case ASF_Redirector_e:
+ break;
+ case ASF_Unknown_e:
+ // First request goes here.
+ break;
+ default:
+ printf("Unknown asf stream type\n");
+ }
+
+ http_set_field( http_hdr, "Connection: Close" );
+ request = http_get_request( http_hdr );
+
+ printf("%s\n", request );
+
+ }
+
+ int
+ asf_http_parse_response( char *response, int length ) {
+ HTTP_header_t *http_hdr;
+ char *content_type, *pragma;
+ char features[64] = "\0";
+ int len;
+
+ http_hdr = http_new_response( response, length );
+
+ if( http_hdr->status_code!=200 ) {
+ printf("Server return %d:%s\n", http_hdr->status_code, http_hdr->reason_phrase);
+ return -1;
+ }
+
+ content_type = http_get_field( http_hdr, "Content-Type");
+
+ pragma = http_get_field( http_hdr, "Pragma");
+ do {
+ char *comma_ptr=NULL;
+ char *end;
+ // The pragma line can get severals attributes
+ // separeted with a comma ','.
+ do {
+ if( !strncasecmp( pragma, "features=", 9) ) {
+ pragma += 9;
+ end = strstr( pragma, "," );
+ if( end==NULL ) {
+ len = strlen(pragma);
+ }
+ len = MIN(end-pragma,sizeof(features));
+ strncpy( features, pragma, len );
+ features[len]='\0';
+ break;
+ }
+ comma_ptr = strstr( pragma, "," );
+ if( comma_ptr!=NULL ) {
+ pragma = comma_ptr+1;
+ if( pragma[0]==' ' ) pragma++;
+ }
+ } while( comma_ptr!=NULL );
+ pragma = http_get_next_field( http_hdr );
+ } while( pragma!=NULL );
+
+ asf_stream_type( content_type, features );
+
+ return 0;
+ }
+
+ #ifdef STREAMING_TEST
+ int main() {
+ URL_t *url = set_url("http://toto.com:12/coucou");
+ asf_http_request( url );
+ asf_http_parse_response( temp_response, strlen(temp_response) );
+ asf_http_request( url );
+ return 0;
+ }
+ #endif
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