stream opening -> open.c, initialframes ignored

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@1468 b3059339-0415-0410-9bf9-f77b7e298cf2

1 files changed, 103 insertions, 0 deletions

diff --git a/open.c b/open.c
new file mode 100644
index 0000000000..ed3ebdf1d1
--- /dev/null
+++ b/open.c
@@ -0,0 +1,103 @@
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <fcntl.h>
+
+#include "config.h"
+
+#include "stream.h"
+
+#ifdef STREAMING
+#include "url.h"
+#include "network.h"
+static URL_t* url;
+#endif
+
+extern int verbose;
+extern int vcd_get_track_end(int fd,int track);
+
+// Open a new stream  (stdin/file/vcd/url)
+
+stream_t* open_stream(char* filename,int vcd_track,int* file_format){
+stream_t* stream=NULL;
+int f=-1;
+off_t len;
+#ifdef VCD_CACHE
+int vcd_cache_size=128;
+#endif
+#ifdef __FreeBSD__
+int bsize = VCD_SECTOR_SIZE;
+#endif
+
+//============ Open VideoCD track ==============
+if(vcd_track){
+  int ret,ret2;
+  f=open(filename,O_RDONLY);
+  if(f<0){ fprintf(stderr,"CD-ROM Device '%s' not found!\n",filename);return NULL; }
+  vcd_read_toc(f);
+  ret2=vcd_get_track_end(f,vcd_track);
+  if(ret2<0){ fprintf(stderr,"Error selecting VCD track! (get)\n");return NULL;}
+  ret=vcd_seek_to_track(f,vcd_track);
+  if(ret<0){ fprintf(stderr,"Error selecting VCD track! (seek)\n");return NULL;}
+//  seek_to_byte+=ret;
+  if(verbose) printf("VCD start byte position: 0x%X  end: 0x%X\n",ret,ret2);
+#ifdef VCD_CACHE
+  vcd_cache_init(vcd_cache_size);
+#endif
+#ifdef __FreeBSD__
+  if (ioctl (f, CDRIOCSETBLOCKSIZE, &bsize) == -1) {
+        perror ( "Error in CDRIOCSETBLOCKSIZE");
+  }
+#endif
+  stream=new_stream(f,STREAMTYPE_VCD);
+  stream->start_pos=ret;
+  stream->end_pos=ret2;
+  return stream;
+}
+
+//============ Open STDIN ============
+  if(!strcmp(filename,"-")){
+      // read from stdin
+      printf("Reading from stdin...\n");
+      f=0; // 0=stdin
+      stream=new_stream(f,STREAMTYPE_STREAM);
+      return stream;
+  }
+  
+#ifdef STREAMING
+  url = url_new(filename);
+  if(url) {
+        (*file_format)=autodetectProtocol( url, &f );
+        if( (*file_format)==DEMUXER_TYPE_UNKNOWN ) { 
+          fprintf(stderr,"Unable to open URL: %s\n", filename);
+          url_free(url);
+          return NULL;
+        }
+        f=streaming_start( &url, f, file_format );
+        if(f<0){ fprintf(stderr,"Unable to open URL: %s\n", url->url); return NULL; }
+        printf("Connected to server: %s\n", url->hostname );
+        stream=new_stream(f,STREAMTYPE_STREAM);
+	return NULL;
+  }
+#endif
+
+//============ Open plain FILE ============
+       f=open(filename,O_RDONLY);
+       if(f<0){ fprintf(stderr,"File not found: '%s'\n",filename);return NULL; }
+       len=lseek(f,0,SEEK_END); lseek(f,0,SEEK_SET);
+       if (len == -1)
+	 perror("Error: lseek failed to obtain video file size");
+       else
+        if(verbose)
+#ifdef _LARGEFILE_SOURCE
+	 printf("File size is %lld bytes\n", (long long)len);
+#else
+	 printf("File size is %u bytes\n", (unsigned int)len);
+#endif
+       stream=new_stream(f,STREAMTYPE_FILE);
+       stream->end_pos=len;
+       return stream;
+
+}