renamed dvdnav_stream to stream_dvdnav for consistency

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@19308 b3059339-0415-0410-9bf9-f77b7e298cf2

1 files changed, 396 insertions, 0 deletions

diff --git a/stream/stream_dvdnav.c b/stream/stream_dvdnav.c
new file mode 100644
index 0000000000..35412a4667
--- /dev/null
+++ b/stream/stream_dvdnav.c
@@ -0,0 +1,396 @@
+#include "config.h"
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <string.h>
+#include "mp_msg.h"
+#include "osdep/timer.h"
+#include "input/input.h"
+#include "stream.h"
+#include "demuxer.h"
+#include "stream_dvdnav.h"
+#include "libvo/video_out.h"
+#include "spudec.h"
+#include "m_option.h"
+#include "m_struct.h"
+#include "help_mp.h"
+
+extern char *dvd_device;
+extern char *audio_lang, *dvdsub_lang;
+
+static struct stream_priv_s {
+  int track;
+  char* device;
+} stream_priv_dflts = {
+  1,
+  NULL
+};
+
+#define ST_OFF(f) M_ST_OFF(struct stream_priv_s,f)
+/// URL definition
+static m_option_t stream_opts_fields[] = {
+  {"filename", 	ST_OFF(device), CONF_TYPE_STRING, 0, 0, 0, NULL },
+  {"hostname", 	ST_OFF(track), CONF_TYPE_INT, 0, 0, 0, NULL},
+  { NULL, NULL, 0, 0, 0, 0,  NULL }
+};
+static struct m_struct_st stream_opts = {
+  "dvd",
+  sizeof(struct stream_priv_s),
+  &stream_priv_dflts,
+  stream_opts_fields
+};
+
+int dvd_nav_skip_opening=0;     /* skip opening stalls? */
+int osd_show_dvd_nav_delay=0;   /* count down for dvd nav text on OSD */
+char dvd_nav_text[50];          /* for reporting stuff to OSD */
+int osd_show_dvd_nav_highlight; /* show highlight area */
+int osd_show_dvd_nav_sx;        /* start x .... */
+int osd_show_dvd_nav_ex;
+int osd_show_dvd_nav_sy;
+int osd_show_dvd_nav_ey;
+int dvd_nav_still=0;            /* are we on a still picture? */
+
+dvdnav_priv_t * new_dvdnav_stream(char * filename) {
+  char * title_str;
+  dvdnav_priv_t *dvdnav_priv;
+
+  if (!filename)
+    return NULL;
+
+  if (!(dvdnav_priv=calloc(1,sizeof(*dvdnav_priv))))
+    return NULL;
+
+  if (!(dvdnav_priv->filename=strdup(filename))) {
+    free(dvdnav_priv);
+    return NULL;
+  }
+
+  if(dvdnav_open(&(dvdnav_priv->dvdnav),dvdnav_priv->filename)!=DVDNAV_STATUS_OK)
+  {
+    free(dvdnav_priv->filename);
+    free(dvdnav_priv);
+    return NULL;
+  }
+
+  if (!dvdnav_priv->dvdnav) {
+    free(dvdnav_priv);
+    return NULL;
+  }
+
+  if(1)	//from vlc: if not used dvdnav from cvs will fail
+  {
+    int len, event;
+    char buf[2048];
+    
+    dvdnav_get_next_block(dvdnav_priv->dvdnav,buf,&event,&len);
+  }
+  
+  /* turn on dvdnav caching */
+  dvdnav_set_readahead_flag(dvdnav_priv->dvdnav, 0);
+  if(dvdnav_set_PGC_positioning_flag(dvdnav_priv->dvdnav, 1) != DVDNAV_STATUS_OK)
+    mp_msg(MSGT_OPEN,MSGL_ERR,"stream_dvdnav, failed to set PGC positioning\n");
+#if 1
+  /* report the title?! */
+  if (dvdnav_get_title_string(dvdnav_priv->dvdnav,&title_str)==DVDNAV_STATUS_OK) {
+    mp_msg(MSGT_IDENTIFY, MSGL_INFO,"Title: '%s'\n",title_str);
+  }
+#endif
+
+  //dvdnav_event_clear(dvdnav_priv);
+
+  return dvdnav_priv;
+}
+
+int dvdnav_stream_reset(dvdnav_priv_t * dvdnav_priv) {
+  if (!dvdnav_priv) return 0;
+
+//  if (dvdnav_reset(dvdnav_priv->dvdnav)!=DVDNAV_STATUS_OK)
+    return 0;
+
+  dvdnav_priv->started=0;
+
+  return 1;
+}
+
+int dvdnav_stream_sleeping(dvdnav_priv_t * dvdnav_priv) {
+    unsigned int now;
+
+    if (!dvdnav_priv) return 0;
+
+    if(dvdnav_priv->sleeping)
+    {
+      now=GetTimer();
+      while(dvdnav_priv->sleeping>1 || now<dvdnav_priv->sleep_until) {
+//        printf("%s %u<%u\n",__FUNCTION__,now,dvdnav_priv->sleep_until);
+//        usec_sleep(1000); /* 1ms granularity */
+        return 1; 
+      }
+      dvdnav_still_skip(dvdnav_priv->dvdnav); // continue past...
+      dvdnav_priv->sleeping=0;
+      mp_msg(MSGT_OPEN,MSGL_V, "%s: woke up!\n",__FUNCTION__);
+    }
+    dvd_nav_still=0;
+    mp_msg(MSGT_OPEN,MSGL_V, "%s: active\n",__FUNCTION__);
+    return 0;
+}
+
+void dvdnav_stream_sleep(dvdnav_priv_t * dvdnav_priv, int seconds) {
+    if (!dvdnav_priv) return;
+
+    if (!dvdnav_priv->started) return;
+
+    dvdnav_priv->sleeping=0;
+    switch (seconds) {
+    case 0:
+            return;
+    case 0xff:
+            mp_msg(MSGT_OPEN,MSGL_V, "Sleeping indefinately\n" );
+            dvdnav_priv->sleeping=2;
+            break;
+    default:
+            mp_msg(MSGT_OPEN,MSGL_V, "Sleeping %d sec(s)\n", seconds );
+            dvdnav_priv->sleep_until = GetTimer();// + seconds*1000000;
+            dvdnav_priv->sleeping=1;
+            break;
+    }
+    //if (dvdnav_priv->started) dvd_nav_still=1;
+}
+
+void dvdnav_stream_add_event(dvdnav_priv_t* dvdnav_priv, int event, unsigned char *buf, int len) {
+  //printf("%s: %d\n",__FUNCTION__,event);
+
+  dvdnav_event_t * dvdnav_event;
+  mp_cmd_t * cmd;
+
+  if (!dvdnav_priv->started) return;
+
+  if (!(dvdnav_event=calloc(1,sizeof(*dvdnav_event)))) {
+    mp_msg(MSGT_OPEN,MSGL_V, "%s: dvdnav_event: out of memory!\n",__FUNCTION__);
+    return;
+  }
+  dvdnav_event->event=event;
+  dvdnav_event->details=calloc(1,len);
+  memcpy(dvdnav_event->details,buf,len);
+  dvdnav_event->len=len;
+
+  if (!(cmd = calloc(1,sizeof(*cmd)))) {
+    mp_msg(MSGT_OPEN,MSGL_V, "%s: mp_cmd_t: out of memory!\n",__FUNCTION__);
+    free(dvdnav_event->details);
+    free(dvdnav_event);
+    return;
+  }
+  cmd->id=MP_CMD_DVDNAV_EVENT; // S+event;
+  cmd->name=strdup("dvdnav_event"); // FIXME: do I really need a 'name'?
+  cmd->nargs=1;
+  cmd->args[0].v.v=dvdnav_event;
+}
+
+int dvdnav_stream_read(dvdnav_priv_t * dvdnav_priv, unsigned char *buf, int *len) {
+  int event = DVDNAV_NOP;
+
+  if (!len) return -1;
+  *len=-1;
+  if (!dvdnav_priv) return -1;
+  if (!buf) return -1;
+
+  if (dvd_nav_still) {
+    mp_msg(MSGT_OPEN,MSGL_V, "%s: got a stream_read while I should be asleep!\n",__FUNCTION__);
+    *len=0;
+    return -1;
+  }
+
+  if (dvdnav_get_next_block(dvdnav_priv->dvdnav,buf,&event,len)!=DVDNAV_STATUS_OK) {
+    mp_msg(MSGT_OPEN,MSGL_V, "Error getting next block from DVD %d (%s)\n",event, dvdnav_err_to_string(dvdnav_priv->dvdnav) );
+    *len=-1;
+  }
+  else if (event!=DVDNAV_BLOCK_OK) {
+
+    // need to handle certain events internally (like skipping stills)
+    switch (event) {
+    case DVDNAV_STILL_FRAME: {
+      dvdnav_still_event_t *still_event = (dvdnav_still_event_t*)(buf);
+      //if (dvdnav_priv->started) dvd_nav_still=1;
+      //else
+        dvdnav_still_skip(dvdnav_priv->dvdnav); // don't let dvdnav stall on this image
+
+      break;
+    case DVDNAV_WAIT:
+        dvdnav_wait_skip(dvdnav_priv->dvdnav);
+        break;
+    }
+    }
+
+    // got an event, repeat the read
+    dvdnav_stream_add_event(dvdnav_priv,event,buf,*len);
+    *len=0;
+  }
+//  printf("%s: got %d\n",__FUNCTION__,*len);
+  return event;
+}
+
+void dvdnav_stream_fullstart(dvdnav_priv_t * dvdnav_priv) {
+  if (dvdnav_priv && !dvdnav_priv->started) {
+    dvdnav_stream_reset(dvdnav_priv);
+    dvdnav_priv->started=1;
+  }
+}
+
+unsigned int * dvdnav_stream_get_palette(dvdnav_priv_t * dvdnav_priv) {
+  if (!dvdnav_priv) {
+    mp_msg(MSGT_OPEN,MSGL_V, "%s: NULL dvdnav_priv\n",__FUNCTION__);
+    return NULL;
+  }
+  if (!dvdnav_priv->dvdnav) {
+    mp_msg(MSGT_OPEN,MSGL_V, "%s: NULL dvdnav_priv->dvdnav\n",__FUNCTION__);
+    return NULL;
+  }
+  #if 0
+  if (!dvdnav_priv->dvdnav->vm) {
+    mp_msg(MSGT_OPEN,MSGL_V, "%s: NULL dvdnav_priv->dvdnav->vm\n",__FUNCTION__);
+    return NULL;
+  }
+  if (!dvdnav_priv->dvdnav->vm->state.pgc) {
+    printf("%s: NULL dvdnav_priv->dvdnav->vm->state.pgc\n",__FUNCTION__);
+    return NULL;
+  }
+  return dvdnav_priv->dvdnav->vm->state.pgc->palette;
+  #endif
+}
+
+static void update_title_len(stream_t *stream) {
+  dvdnav_priv_t *priv = stream->priv;
+  dvdnav_status_t status;
+  uint32_t pos = 0, len = 0;
+
+  status = dvdnav_get_position(priv->dvdnav, &pos, &len);
+  if(status == DVDNAV_STATUS_OK && len)
+    stream->end_pos = (off_t) len * 2048;
+}
+  
+
+static int seek(stream_t *s, off_t newpos) {
+uint32_t pos = 0, len = 0, sector = 0;
+dvdnav_priv_t *priv = s->priv;
+
+  if(newpos==0) {
+    if(dvdnav_stream_reset(priv->dvdnav))
+      s->pos=0;
+  }
+  else {
+    if(s->end_pos && newpos > s->end_pos) 
+       newpos = s->end_pos;
+    sector = newpos / 2048ULL;
+    if(dvdnav_sector_search(priv->dvdnav, (uint64_t) sector, SEEK_SET) != DVDNAV_STATUS_OK)
+      goto fail;
+
+    s->pos = newpos;
+  }
+  
+  return 1;
+  
+fail:
+    mp_msg(MSGT_STREAM,MSGL_INFO,"dvdnav_stream, seeking to %"PRIu64" failed: %s\n", newpos, dvdnav_err_to_string(priv->dvdnav));
+
+  return 1;
+}
+
+static void stream_dvdnav_close(stream_t *s) {
+  dvdnav_priv_t *priv = s->priv;
+  dvdnav_close(priv->dvdnav);
+  priv->dvdnav = NULL;
+  free(priv);
+}
+
+
+static int fill_buffer(stream_t *s, char *but, int len)
+{
+    int event;
+    dvdnav_priv_t* dvdnav_priv=s->priv;
+    len=0;
+    if(!s->end_pos)
+      update_title_len(s);
+    while(!len) /* grab all event until DVDNAV_BLOCK_OK (len=2048), DVDNAV_STOP or DVDNAV_STILL_FRAME */
+    {
+        if(-1==(event=dvdnav_stream_read(dvdnav_priv, s->buffer, &len)) || len==-1)
+        {
+            mp_msg(MSGT_CPLAYER,MSGL_ERR, "DVDNAV stream read error!\n");
+            return 0;
+        }
+        switch (event) {
+            case DVDNAV_STOP: return len;
+	    case DVDNAV_BLOCK_OK: return len;
+#if 0
+            case DVDNAV_STILL_FRAME: {
+                if(!dvdnav_priv->stillok) dvdnav_priv->stillcounter++;
+                dvdnav_priv->lockstillcounter++;
+                return len;
+                break; 
+            }
+	    
+            case DVDNAV_WAIT: {
+                if(dvdnav_priv->waitcounter>=DVDNAV_MAX_WAIT_FRAME) return len;
+                break;
+            }
+#endif
+        }
+#if 0
+        if(dvdnav_priv->event.cell_really_change &&
+            dvdnav_priv->started &&
+	    !dvdnav_priv->vts_domain) 
+	        return len;
+#endif
+  }
+  mp_msg(MSGT_STREAM,MSGL_DBG2,"DVDNAV fill_buffer len: %d\n",len);
+  return len;
+}
+
+static int open_s(stream_t *stream,int mode, void* opts, int* file_format) {
+  struct stream_priv_s* p = (struct stream_priv_s*)opts;
+  char *filename;
+  int event,len,tmplen=0;
+  uint32_t pos, l2;
+  dvdnav_priv_t *dvdnav_priv;
+  dvdnav_status_t status;
+
+  //mp_msg(MSGT_OPEN,MSGL_INFO,"URL: %s\n", filename);
+  
+  if(p->device) filename = p->device; 
+  else if(dvd_device) filename= dvd_device; 
+  else filename = DEFAULT_DVD_DEVICE;
+  if(!(dvdnav_priv=new_dvdnav_stream(filename))) {
+    mp_msg(MSGT_OPEN,MSGL_ERR,MSGTR_CantOpenDVD,filename);
+    return STREAM_UNSUPORTED;
+  }
+
+  if(dvdnav_title_play(dvdnav_priv->dvdnav, p->track) != DVDNAV_STATUS_OK) {
+    mp_msg(MSGT_OPEN,MSGL_FATAL,"dvdnav_stream, couldn't select title %d, error '%s'\n", p->track, dvdnav_err_to_string(dvdnav_priv->dvdnav));
+    return STREAM_UNSUPORTED;
+  }
+
+  stream->sector_size = 2048;
+  stream->flags = STREAM_READ | STREAM_SEEK;
+  stream->fill_buffer = fill_buffer;
+  stream->seek = seek;
+  stream->close = stream_dvdnav_close;
+  stream->type = STREAMTYPE_DVDNAV;
+  stream->priv=(void*)dvdnav_priv;
+  *file_format = DEMUXER_TYPE_MPEG_PS;
+
+  update_title_len(stream);
+  if(!stream->pos)
+    mp_msg(MSGT_OPEN,MSGL_ERR, "INIT ERROR: %d, couldn't get init pos %s\r\n", status, dvdnav_err_to_string(dvdnav_priv->dvdnav));
+
+  return STREAM_OK;
+}
+
+stream_info_t stream_info_dvdnav = {
+  "DVDNAV stream",
+  "null",
+  "",
+  "",
+  open_s,
+  { "dvdnav", NULL },
+  &stream_opts,
+  1 // Urls are an option string
+};