mirror of https://github.com/mpv-player/mpv
109 lines
2.9 KiB
C
109 lines
2.9 KiB
C
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include "config.h"
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#include "mp_msg.h"
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#ifdef __FreeBSD__
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#include <sys/cdrio.h>
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#endif
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#include "stream.h"
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#include "demuxer.h"
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#ifdef STREAMING
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#include "url.h"
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#include "network.h"
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static URL_t* url;
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#endif
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extern int vcd_get_track_end(int fd,int track);
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// Open a new stream (stdin/file/vcd/url)
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stream_t* open_stream(char* filename,int vcd_track,int* file_format){
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stream_t* stream=NULL;
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int f=-1;
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off_t len;
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#ifdef VCD_CACHE
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int vcd_cache_size=128;
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#endif
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#ifdef __FreeBSD__
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int bsize = VCD_SECTOR_SIZE;
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#endif
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//============ Open VideoCD track ==============
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if(vcd_track){
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int ret,ret2;
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f=open(filename,O_RDONLY);
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if(f<0){ mp_msg(MSGT_OPEN,MSGL_ERR,"CD-ROM Device '%s' not found!\n",filename);return NULL; }
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vcd_read_toc(f);
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ret2=vcd_get_track_end(f,vcd_track);
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if(ret2<0){ mp_msg(MSGT_OPEN,MSGL_ERR,"Error selecting VCD track! (get)\n");return NULL;}
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ret=vcd_seek_to_track(f,vcd_track);
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if(ret<0){ mp_msg(MSGT_OPEN,MSGL_ERR,"Error selecting VCD track! (seek)\n");return NULL;}
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// seek_to_byte+=ret;
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mp_msg(MSGT_OPEN,MSGL_V,"VCD start byte position: 0x%X end: 0x%X\n",ret,ret2);
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#ifdef VCD_CACHE
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vcd_cache_init(vcd_cache_size);
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#endif
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#ifdef __FreeBSD__
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if (ioctl (f, CDRIOCSETBLOCKSIZE, &bsize) == -1) {
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perror ( "Error in CDRIOCSETBLOCKSIZE");
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}
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#endif
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stream=new_stream(f,STREAMTYPE_VCD);
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stream->start_pos=ret;
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stream->end_pos=ret2;
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return stream;
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}
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//============ Open STDIN ============
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if(!strcmp(filename,"-")){
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// read from stdin
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mp_msg(MSGT_OPEN,MSGL_INFO,"Reading from stdin...\n");
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f=0; // 0=stdin
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stream=new_stream(f,STREAMTYPE_STREAM);
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return stream;
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}
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#ifdef STREAMING
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url = url_new(filename);
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if(url) {
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(*file_format)=autodetectProtocol( url, &f );
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if( (*file_format)==DEMUXER_TYPE_UNKNOWN ) {
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mp_msg(MSGT_OPEN,MSGL_ERR,"Unable to open URL: %s\n", filename);
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url_free(url);
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return NULL;
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}
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f=streaming_start( &url, f, file_format );
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if(f<0){ mp_msg(MSGT_OPEN,MSGL_ERR,"Unable to open URL: %s\n", url->url); return NULL; }
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mp_msg(MSGT_OPEN,MSGL_INFO,"Connected to server: %s\n", url->hostname );
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stream=new_stream(f,STREAMTYPE_STREAM);
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return NULL;
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}
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#endif
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//============ Open plain FILE ============
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f=open(filename,O_RDONLY);
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if(f<0){ mp_msg(MSGT_OPEN,MSGL_ERR,"File not found: '%s'\n",filename);return NULL; }
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len=lseek(f,0,SEEK_END); lseek(f,0,SEEK_SET);
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if (len == -1)
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perror("Error: lseek failed to obtain video file size");
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else
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if(verbose)
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#ifdef _LARGEFILE_SOURCE
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mp_msg(MSGT_OPEN,MSGL_V,"File size is %lld bytes\n", (long long)len);
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#else
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mp_msg(MSGT_OPEN,MSGL_V,"File size is %u bytes\n", (unsigned int)len);
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#endif
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stream=new_stream(f,STREAMTYPE_FILE);
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stream->end_pos=len;
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return stream;
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}
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