mirror of
https://github.com/mpv-player/mpv
synced 2024-12-25 08:12:17 +00:00
81cbdce6aa
allows MPlayer to stream video from a properly equipped Tivo git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@14837 b3059339-0415-0410-9bf9-f77b7e298cf2
464 lines
11 KiB
C
464 lines
11 KiB
C
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#ifndef __MINGW32__
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#include <sys/ioctl.h>
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#include <sys/wait.h>
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#endif
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#include <fcntl.h>
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#include <signal.h>
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#include <strings.h>
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#include "config.h"
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#ifndef HAVE_WINSOCK2
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#define closesocket close
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#else
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#include <winsock2.h>
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#endif
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#include "mp_msg.h"
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#include "help_mp.h"
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#include "../osdep/shmem.h"
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#include "stream.h"
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#include "demuxer.h"
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#include "../m_option.h"
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#include "../m_struct.h"
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extern int verbose; // defined in mplayer.c
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void cache_uninit(stream_t *s); // defined in cache2.c
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#include "cue_read.h"
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//#include "vcd_read_bincue.h"
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#ifdef USE_DVDREAD
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int dvd_read_sector(dvd_priv_t *d,unsigned char* data);
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void dvd_seek(dvd_priv_t *d,int pos);
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void dvd_close(dvd_priv_t *d);
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#endif
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#ifdef LIBSMBCLIENT
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#include "libsmbclient.h"
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#endif
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#ifdef HAVE_VCD
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extern stream_info_t stream_info_vcd;
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#endif
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#ifdef HAVE_CDDA
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extern stream_info_t stream_info_cdda;
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#endif
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#ifdef MPLAYER_NETWORK
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extern stream_info_t stream_info_netstream;
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#endif
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#ifdef HAS_DVBIN_SUPPORT
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extern stream_info_t stream_info_dvb;
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#endif
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#ifdef HAVE_FTP
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extern stream_info_t stream_info_ftp;
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#endif
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#ifdef HAVE_VSTREAM
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extern stream_info_t stream_info_vstream;
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#endif
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extern stream_info_t stream_info_null;
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extern stream_info_t stream_info_file;
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stream_info_t* auto_open_streams[] = {
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#ifdef HAVE_VCD
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&stream_info_vcd,
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#endif
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#ifdef HAVE_CDDA
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&stream_info_cdda,
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#endif
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#ifdef MPLAYER_NETWORK
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&stream_info_netstream,
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#endif
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#ifdef HAS_DVBIN_SUPPORT
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&stream_info_dvb,
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#endif
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#ifdef HAVE_FTP
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&stream_info_ftp,
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#endif
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#ifdef HAVE_VSTREAM
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&stream_info_vstream,
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#endif
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&stream_info_null,
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&stream_info_file,
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NULL
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};
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stream_t* open_stream_plugin(stream_info_t* sinfo,char* filename,int mode,
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char** options, int* file_format, int* ret) {
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void* arg = NULL;
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stream_t* s;
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m_struct_t* desc = (m_struct_t*)sinfo->opts;
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// Parse options
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if(desc) {
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arg = m_struct_alloc(desc);
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if(sinfo->opts_url) {
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m_option_t url_opt =
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{ "stream url", arg , CONF_TYPE_CUSTOM_URL, 0, 0 ,0, sinfo->opts };
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if(m_option_parse(&url_opt,"stream url",filename,arg,M_CONFIG_FILE) < 0) {
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mp_msg(MSGT_OPEN,MSGL_ERR, "URL parsing failed on url %s\n",filename);
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m_struct_free(desc,arg);
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return NULL;
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}
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}
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if(options) {
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int i;
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for(i = 0 ; options[i] != NULL ; i += 2) {
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mp_msg(MSGT_OPEN,MSGL_DBG2, "Set stream arg %s=%s\n",
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options[i],options[i+1]);
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if(!m_struct_set(desc,arg,options[i],options[i+1]))
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mp_msg(MSGT_OPEN,MSGL_WARN, "Failed to set stream option %s=%s\n",
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options[i],options[i+1]);
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}
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}
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}
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s = new_stream(-2,-2);
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s->url=strdup(filename);
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s->flags |= mode;
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*ret = sinfo->open(s,mode,arg,file_format);
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if((*ret) != STREAM_OK) {
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free(s->url);
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free(s);
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return NULL;
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}
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if(s->type <= -2)
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mp_msg(MSGT_OPEN,MSGL_WARN, "Warning streams need a type !!!!\n");
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if(s->flags & STREAM_SEEK && !s->seek)
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s->flags &= ~STREAM_SEEK;
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if(s->seek && !(s->flags & STREAM_SEEK))
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s->flags |= STREAM_SEEK;
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mp_msg(MSGT_OPEN,MSGL_V, "STREAM: [%s] %s\n",sinfo->name,filename);
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mp_msg(MSGT_OPEN,MSGL_V, "STREAM: Description: %s\n",sinfo->info);
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mp_msg(MSGT_OPEN,MSGL_V, "STREAM: Author: %s\n", sinfo->author);
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mp_msg(MSGT_OPEN,MSGL_V, "STREAM: Comment: %s\n", sinfo->comment);
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return s;
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}
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stream_t* open_stream_full(char* filename,int mode, char** options, int* file_format) {
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int i,j,l,r;
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stream_info_t* sinfo;
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stream_t* s;
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for(i = 0 ; auto_open_streams[i] ; i++) {
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sinfo = auto_open_streams[i];
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if(!sinfo->protocols) {
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mp_msg(MSGT_OPEN,MSGL_WARN, "Stream type %s has protocols == NULL, it's a bug\n", sinfo->name);
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continue;
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}
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for(j = 0 ; sinfo->protocols[j] ; j++) {
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l = strlen(sinfo->protocols[j]);
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// l == 0 => Don't do protocol matching (ie network and filenames)
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if((l == 0) || ((strncmp(sinfo->protocols[j],filename,l) == 0) &&
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(strncmp("://",filename+l,3) == 0))) {
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*file_format = DEMUXER_TYPE_UNKNOWN;
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s = open_stream_plugin(sinfo,filename,mode,options,file_format,&r);
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if(s) return s;
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if(r != STREAM_UNSUPORTED) {
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mp_msg(MSGT_OPEN,MSGL_ERR, "Failed to open %s\n",filename);
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return NULL;
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}
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break;
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}
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}
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}
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mp_msg(MSGT_OPEN,MSGL_ERR, "No stream found to handle url %s\n",filename);
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return NULL;
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}
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//=================== STREAMER =========================
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int stream_fill_buffer(stream_t *s){
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int len;
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if (/*s->fd == NULL ||*/ s->eof) { s->buf_pos = s->buf_len = 0; return 0; }
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switch(s->type){
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#ifdef LIBSMBCLIENT
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case STREAMTYPE_SMB:
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len=smbc_read(s->fd,s->buffer,STREAM_BUFFER_SIZE);
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break;
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#endif
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case STREAMTYPE_STREAM:
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#ifdef MPLAYER_NETWORK
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if( s->streaming_ctrl!=NULL ) {
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len=s->streaming_ctrl->streaming_read(s->fd,s->buffer,STREAM_BUFFER_SIZE, s->streaming_ctrl);break;
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} else {
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len=read(s->fd,s->buffer,STREAM_BUFFER_SIZE);break;
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}
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#else
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len=read(s->fd,s->buffer,STREAM_BUFFER_SIZE);break;
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#endif
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case STREAMTYPE_VCDBINCUE:
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len=cue_vcd_read(s->buffer);break;
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#ifdef USE_DVDNAV
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case STREAMTYPE_DVDNAV: {
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dvdnav_stream_read((dvdnav_priv_t*)s->priv,s->buffer,&len);
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if (len==0) return 0; // this was an event, so repeat the read
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break;
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}
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#endif
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#ifdef USE_DVDREAD
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case STREAMTYPE_DVD: {
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off_t pos=dvd_read_sector(s->priv,s->buffer);
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if(pos>=0){
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len=2048; // full sector
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s->pos=2048*pos-len;
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} else len=-1; // error
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break;
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}
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#endif
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case STREAMTYPE_DS:
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len = demux_read_data((demux_stream_t*)s->priv,s->buffer,STREAM_BUFFER_SIZE);
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break;
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default:
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len= s->fill_buffer ? s->fill_buffer(s,s->buffer,STREAM_BUFFER_SIZE) : 0;
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}
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if(len<=0){ s->eof=1; s->buf_pos=s->buf_len=0; return 0; }
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s->buf_pos=0;
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s->buf_len=len;
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s->pos+=len;
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// printf("[%d]",len);fflush(stdout);
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return len;
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}
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int stream_seek_long(stream_t *s,off_t pos){
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off_t newpos=0;
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// if(verbose>=3) printf("seek_long to 0x%X\n",(unsigned int)pos);
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s->buf_pos=s->buf_len=0;
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switch(s->type){
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case STREAMTYPE_SMB:
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case STREAMTYPE_STREAM:
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#ifdef _LARGEFILE_SOURCE
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newpos=pos&(~((long long)STREAM_BUFFER_SIZE-1));break;
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#else
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newpos=pos&(~(STREAM_BUFFER_SIZE-1));break;
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#endif
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case STREAMTYPE_VCDBINCUE:
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newpos=(pos/VCD_SECTOR_DATA)*VCD_SECTOR_DATA;break;
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case STREAMTYPE_DVD:
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newpos=pos/2048; newpos*=2048; break;
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default:
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// Round on sector size
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if(s->sector_size)
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newpos=(pos/s->sector_size)*s->sector_size;
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else { // Otherwise on the buffer size
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#ifdef _LARGEFILE_SOURCE
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newpos=pos&(~((long long)STREAM_BUFFER_SIZE-1));break;
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#else
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newpos=pos&(~(STREAM_BUFFER_SIZE-1));break;
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#endif
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}
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break;
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}
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if(verbose>=3){
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#ifdef _LARGEFILE_SOURCE
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printf("s->pos=%llX newpos=%llX new_bufpos=%llX buflen=%X \n",
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(long long)s->pos,(long long)newpos,(long long)pos,s->buf_len);
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#else
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printf("s->pos=%X newpos=%X new_bufpos=%X buflen=%X \n",
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(unsigned int)s->pos,newpos,pos,s->buf_len);
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#endif
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}
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pos-=newpos;
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if(newpos==0 || newpos!=s->pos){
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switch(s->type){
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#ifdef LIBSMBCLIENT
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case STREAMTYPE_SMB:
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s->pos=newpos; // real seek
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if(smbc_lseek(s->fd,s->pos,SEEK_SET)<0) s->eof=1;
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break;
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#endif
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case STREAMTYPE_VCDBINCUE:
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s->pos=newpos; // real seek
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cue_set_msf(s->pos/VCD_SECTOR_DATA);
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break;
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#ifdef USE_DVDNAV
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case STREAMTYPE_DVDNAV: {
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if (newpos==0) {
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if (dvdnav_stream_reset((dvdnav_priv_t*)s->priv))
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s->pos=0;
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}
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if(newpos!=s->pos){
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mp_msg(MSGT_STREAM,MSGL_INFO,"Cannot seek in DVDNAV streams yet!\n");
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return 1;
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}
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break;
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}
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#endif
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#ifdef USE_DVDREAD
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case STREAMTYPE_DVD:
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s->pos=newpos; // real seek
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dvd_seek(s->priv,s->pos/2048);
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break;
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#endif
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case STREAMTYPE_STREAM:
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//s->pos=newpos; // real seek
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// Some streaming protocol allow to seek backward and forward
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// A function call that return -1 can tell that the protocol
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// doesn't support seeking.
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#ifdef MPLAYER_NETWORK
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if(s->seek) { // new stream seek is much cleaner than streaming_ctrl one
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if(!s->seek(s,newpos)) {
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mp_msg(MSGT_STREAM,MSGL_ERR, "Seek failed\n");
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return 0;
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}
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break;
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}
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if( s->streaming_ctrl!=NULL && s->streaming_ctrl->streaming_seek ) {
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if( s->streaming_ctrl->streaming_seek( s->fd, pos, s->streaming_ctrl )<0 ) {
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mp_msg(MSGT_STREAM,MSGL_INFO,"Stream not seekable!\n");
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return 1;
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}
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}
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#else
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if(newpos<s->pos){
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mp_msg(MSGT_STREAM,MSGL_INFO,"Cannot seek backward in linear streams!\n");
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return 1;
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}
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while(s->pos<newpos){
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if(stream_fill_buffer(s)<=0) break; // EOF
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}
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#endif
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break;
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default:
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// This should at the beginning as soon as all streams are converted
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if(!s->seek)
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return 0;
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// Now seek
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if(!s->seek(s,newpos)) {
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mp_msg(MSGT_STREAM,MSGL_ERR, "Seek failed\n");
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return 0;
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}
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}
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// putchar('.');fflush(stdout);
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//} else {
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// putchar('%');fflush(stdout);
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}
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stream_fill_buffer(s);
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if(pos>=0 && pos<=s->buf_len){
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s->buf_pos=pos; // byte position in sector
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return 1;
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}
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// if(pos==s->buf_len) printf("XXX Seek to last byte of file -> EOF\n");
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#ifdef _LARGEFILE_SOURCE
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mp_msg(MSGT_STREAM,MSGL_V,"stream_seek: WARNING! Can't seek to 0x%llX !\n",(long long)(pos+newpos));
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#else
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mp_msg(MSGT_STREAM,MSGL_V,"stream_seek: WARNING! Can't seek to 0x%X !\n",(pos+newpos));
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#endif
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return 0;
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}
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void stream_reset(stream_t *s){
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if(s->eof){
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s->pos=0; //ftell(f);
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// s->buf_pos=s->buf_len=0;
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s->eof=0;
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}
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if(s->control) s->control(s,STREAM_CTRL_RESET,NULL);
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//stream_seek(s,0);
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}
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stream_t* new_memory_stream(unsigned char* data,int len){
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stream_t *s=malloc(sizeof(stream_t)+len);
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memset(s,0,sizeof(stream_t));
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s->fd=-1;
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s->type=STREAMTYPE_MEMORY;
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s->buf_pos=0; s->buf_len=len;
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s->start_pos=0; s->end_pos=len;
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stream_reset(s);
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s->pos=len;
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memcpy(s->buffer,data,len);
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return s;
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}
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stream_t* new_stream(int fd,int type){
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stream_t *s=malloc(sizeof(stream_t));
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if(s==NULL) return NULL;
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memset(s,0,sizeof(stream_t));
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#ifdef HAVE_WINSOCK2
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{
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WSADATA wsdata;
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int temp = WSAStartup(0x0202, &wsdata); // there might be a better place for this (-> later)
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mp_msg(MSGT_STREAM,MSGL_V,"WINSOCK2 init: %i\n", temp);
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}
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#endif
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s->fd=fd;
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s->type=type;
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s->buf_pos=s->buf_len=0;
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s->start_pos=s->end_pos=0;
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s->priv=NULL;
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s->url=NULL;
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s->cache_pid=0;
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stream_reset(s);
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return s;
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}
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void free_stream(stream_t *s){
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// printf("\n*** free_stream() called ***\n");
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#ifdef USE_STREAM_CACHE
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if(s->cache_pid) {
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cache_uninit(s);
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}
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#endif
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switch(s->type) {
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#ifdef LIBSMBCLIENT
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case STREAMTYPE_SMB:
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smbc_close(s->fd);
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break;
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#endif
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#ifdef USE_DVDREAD
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case STREAMTYPE_DVD:
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dvd_close(s->priv);
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#endif
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default:
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if(s->close) s->close(s);
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}
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if(s->fd>0) closesocket(s->fd);
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#ifdef HAVE_WINSOCK2
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mp_msg(MSGT_STREAM,MSGL_V,"WINSOCK2 uninit\n");
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WSACleanup(); // there might be a better place for this (-> later)
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#endif
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// Disabled atm, i don't like that. s->priv can be anything after all
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// streams should destroy their priv on close
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//if(s->priv) free(s->priv);
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if(s->url) free(s->url);
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free(s);
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}
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stream_t* new_ds_stream(demux_stream_t *ds) {
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stream_t* s = new_stream(-1,STREAMTYPE_DS);
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s->priv = ds;
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return s;
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}
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