mirror of
https://github.com/mpv-player/mpv
synced 2024-12-16 03:45:23 +00:00
7844cbc3ce
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@18927 b3059339-0415-0410-9bf9-f77b7e298cf2
397 lines
11 KiB
C
397 lines
11 KiB
C
#include "config.h"
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#include <stdlib.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <string.h>
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#include "mp_msg.h"
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#include "osdep/timer.h"
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#include "input/input.h"
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#include "stream.h"
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#include "demuxer.h"
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#include "dvdnav_stream.h"
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#include "libvo/video_out.h"
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#include "spudec.h"
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#include "m_option.h"
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#include "m_struct.h"
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#include "help_mp.h"
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extern char *dvd_device;
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extern char *audio_lang, *dvdsub_lang;
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static struct stream_priv_s {
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int track;
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char* device;
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} stream_priv_dflts = {
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1,
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NULL
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};
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#define ST_OFF(f) M_ST_OFF(struct stream_priv_s,f)
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/// URL definition
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static m_option_t stream_opts_fields[] = {
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{"filename", ST_OFF(device), CONF_TYPE_STRING, 0, 0, 0, NULL },
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{"hostname", ST_OFF(track), CONF_TYPE_INT, 0, 0, 0, NULL},
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{ NULL, NULL, 0, 0, 0, 0, NULL }
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};
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static struct m_struct_st stream_opts = {
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"dvd",
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sizeof(struct stream_priv_s),
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&stream_priv_dflts,
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stream_opts_fields
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};
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int dvd_nav_skip_opening=0; /* skip opening stalls? */
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int osd_show_dvd_nav_delay=0; /* count down for dvd nav text on OSD */
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char dvd_nav_text[50]; /* for reporting stuff to OSD */
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int osd_show_dvd_nav_highlight; /* show highlight area */
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int osd_show_dvd_nav_sx; /* start x .... */
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int osd_show_dvd_nav_ex;
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int osd_show_dvd_nav_sy;
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int osd_show_dvd_nav_ey;
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int dvd_nav_still=0; /* are we on a still picture? */
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dvdnav_priv_t * new_dvdnav_stream(char * filename) {
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char * title_str;
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dvdnav_priv_t *dvdnav_priv;
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if (!filename)
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return NULL;
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if (!(dvdnav_priv=calloc(1,sizeof(*dvdnav_priv))))
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return NULL;
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if (!(dvdnav_priv->filename=strdup(filename))) {
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free(dvdnav_priv);
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return NULL;
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}
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if(dvdnav_open(&(dvdnav_priv->dvdnav),dvdnav_priv->filename)!=DVDNAV_STATUS_OK)
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{
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free(dvdnav_priv->filename);
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free(dvdnav_priv);
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return NULL;
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}
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if (!dvdnav_priv->dvdnav) {
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free(dvdnav_priv);
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return NULL;
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}
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if(1) //from vlc: if not used dvdnav from cvs will fail
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{
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int len, event;
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char buf[2048];
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dvdnav_get_next_block(dvdnav_priv->dvdnav,buf,&event,&len);
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}
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/* turn on dvdnav caching */
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dvdnav_set_readahead_flag(dvdnav_priv->dvdnav, 0);
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if(dvdnav_set_PGC_positioning_flag(dvdnav_priv->dvdnav, 1) != DVDNAV_STATUS_OK)
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mp_msg(MSGT_OPEN,MSGL_ERR,"stream_dvdnav, failed to set PGC positioning\n");
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#if 1
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/* report the title?! */
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if (dvdnav_get_title_string(dvdnav_priv->dvdnav,&title_str)==DVDNAV_STATUS_OK) {
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mp_msg(MSGT_IDENTIFY, MSGL_INFO,"Title: '%s'\n",title_str);
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}
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#endif
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//dvdnav_event_clear(dvdnav_priv);
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return dvdnav_priv;
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}
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int dvdnav_stream_reset(dvdnav_priv_t * dvdnav_priv) {
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if (!dvdnav_priv) return 0;
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// if (dvdnav_reset(dvdnav_priv->dvdnav)!=DVDNAV_STATUS_OK)
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return 0;
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dvdnav_priv->started=0;
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return 1;
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}
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int dvdnav_stream_sleeping(dvdnav_priv_t * dvdnav_priv) {
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unsigned int now;
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if (!dvdnav_priv) return 0;
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if(dvdnav_priv->sleeping)
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{
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now=GetTimer();
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while(dvdnav_priv->sleeping>1 || now<dvdnav_priv->sleep_until) {
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// printf("%s %u<%u\n",__FUNCTION__,now,dvdnav_priv->sleep_until);
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// usec_sleep(1000); /* 1ms granularity */
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return 1;
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}
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dvdnav_still_skip(dvdnav_priv->dvdnav); // continue past...
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dvdnav_priv->sleeping=0;
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mp_msg(MSGT_OPEN,MSGL_V, "%s: woke up!\n",__FUNCTION__);
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}
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dvd_nav_still=0;
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mp_msg(MSGT_OPEN,MSGL_V, "%s: active\n",__FUNCTION__);
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return 0;
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}
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void dvdnav_stream_sleep(dvdnav_priv_t * dvdnav_priv, int seconds) {
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if (!dvdnav_priv) return;
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if (!dvdnav_priv->started) return;
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dvdnav_priv->sleeping=0;
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switch (seconds) {
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case 0:
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return;
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case 0xff:
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mp_msg(MSGT_OPEN,MSGL_V, "Sleeping indefinately\n" );
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dvdnav_priv->sleeping=2;
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break;
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default:
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mp_msg(MSGT_OPEN,MSGL_V, "Sleeping %d sec(s)\n", seconds );
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dvdnav_priv->sleep_until = GetTimer();// + seconds*1000000;
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dvdnav_priv->sleeping=1;
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break;
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}
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//if (dvdnav_priv->started) dvd_nav_still=1;
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}
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void dvdnav_stream_add_event(dvdnav_priv_t* dvdnav_priv, int event, unsigned char *buf, int len) {
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//printf("%s: %d\n",__FUNCTION__,event);
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dvdnav_event_t * dvdnav_event;
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mp_cmd_t * cmd;
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if (!dvdnav_priv->started) return;
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if (!(dvdnav_event=calloc(1,sizeof(*dvdnav_event)))) {
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mp_msg(MSGT_OPEN,MSGL_V, "%s: dvdnav_event: out of memory!\n",__FUNCTION__);
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return;
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}
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dvdnav_event->event=event;
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dvdnav_event->details=calloc(1,len);
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memcpy(dvdnav_event->details,buf,len);
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dvdnav_event->len=len;
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if (!(cmd = calloc(1,sizeof(*cmd)))) {
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mp_msg(MSGT_OPEN,MSGL_V, "%s: mp_cmd_t: out of memory!\n",__FUNCTION__);
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free(dvdnav_event->details);
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free(dvdnav_event);
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return;
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}
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cmd->id=MP_CMD_DVDNAV_EVENT; // S+event;
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cmd->name=strdup("dvdnav_event"); // FIXME: do I really need a 'name'?
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cmd->nargs=1;
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cmd->args[0].v.v=dvdnav_event;
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}
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int dvdnav_stream_read(dvdnav_priv_t * dvdnav_priv, unsigned char *buf, int *len) {
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int event = DVDNAV_NOP;
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if (!len) return -1;
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*len=-1;
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if (!dvdnav_priv) return -1;
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if (!buf) return -1;
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if (dvd_nav_still) {
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mp_msg(MSGT_OPEN,MSGL_V, "%s: got a stream_read while I should be asleep!\n",__FUNCTION__);
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*len=0;
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return -1;
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}
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if (dvdnav_get_next_block(dvdnav_priv->dvdnav,buf,&event,len)!=DVDNAV_STATUS_OK) {
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mp_msg(MSGT_OPEN,MSGL_V, "Error getting next block from DVD %d (%s)\n",event, dvdnav_err_to_string(dvdnav_priv->dvdnav) );
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*len=-1;
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}
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else if (event!=DVDNAV_BLOCK_OK) {
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// need to handle certain events internally (like skipping stills)
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switch (event) {
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case DVDNAV_STILL_FRAME: {
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dvdnav_still_event_t *still_event = (dvdnav_still_event_t*)(buf);
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//if (dvdnav_priv->started) dvd_nav_still=1;
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//else
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dvdnav_still_skip(dvdnav_priv->dvdnav); // don't let dvdnav stall on this image
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break;
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case DVDNAV_WAIT:
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dvdnav_wait_skip(dvdnav_priv->dvdnav);
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break;
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}
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}
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// got an event, repeat the read
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dvdnav_stream_add_event(dvdnav_priv,event,buf,*len);
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*len=0;
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}
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// printf("%s: got %d\n",__FUNCTION__,*len);
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return event;
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}
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void dvdnav_stream_fullstart(dvdnav_priv_t * dvdnav_priv) {
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if (dvdnav_priv && !dvdnav_priv->started) {
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dvdnav_stream_reset(dvdnav_priv);
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dvdnav_priv->started=1;
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}
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}
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unsigned int * dvdnav_stream_get_palette(dvdnav_priv_t * dvdnav_priv) {
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if (!dvdnav_priv) {
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mp_msg(MSGT_OPEN,MSGL_V, "%s: NULL dvdnav_priv\n",__FUNCTION__);
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return NULL;
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}
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if (!dvdnav_priv->dvdnav) {
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mp_msg(MSGT_OPEN,MSGL_V, "%s: NULL dvdnav_priv->dvdnav\n",__FUNCTION__);
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return NULL;
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}
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#if 0
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if (!dvdnav_priv->dvdnav->vm) {
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mp_msg(MSGT_OPEN,MSGL_V, "%s: NULL dvdnav_priv->dvdnav->vm\n",__FUNCTION__);
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return NULL;
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}
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if (!dvdnav_priv->dvdnav->vm->state.pgc) {
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printf("%s: NULL dvdnav_priv->dvdnav->vm->state.pgc\n",__FUNCTION__);
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return NULL;
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}
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return dvdnav_priv->dvdnav->vm->state.pgc->palette;
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#endif
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}
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static void update_title_len(stream_t *stream) {
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dvdnav_priv_t *priv = stream->priv;
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dvdnav_status_t status;
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uint32_t pos = 0, len = 0;
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status = dvdnav_get_position(priv->dvdnav, &pos, &len);
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if(status == DVDNAV_STATUS_OK && len)
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stream->end_pos = (off_t) len * 2048;
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}
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static int seek(stream_t *s, off_t newpos) {
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uint32_t pos = 0, len = 0, sector = 0;
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dvdnav_priv_t *priv = s->priv;
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if(newpos==0) {
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if(dvdnav_stream_reset(priv->dvdnav))
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s->pos=0;
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}
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else {
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if(s->end_pos && newpos > s->end_pos)
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newpos = s->end_pos;
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sector = newpos / 2048ULL;
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if(dvdnav_sector_search(priv->dvdnav, (uint64_t) sector, SEEK_SET) != DVDNAV_STATUS_OK)
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goto fail;
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s->pos = newpos;
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}
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return 1;
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fail:
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mp_msg(MSGT_STREAM,MSGL_INFO,"dvdnav_stream, seeking to %"PRIu64" failed: %s\n", newpos, dvdnav_err_to_string(priv->dvdnav));
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return 1;
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}
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static void stream_dvdnav_close(stream_t *s) {
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dvdnav_priv_t *priv = s->priv;
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dvdnav_close(priv->dvdnav);
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priv->dvdnav = NULL;
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free(priv);
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}
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static int fill_buffer(stream_t *s, char *but, int len)
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{
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int event;
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dvdnav_priv_t* dvdnav_priv=s->priv;
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len=0;
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if(!s->end_pos)
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update_title_len(s);
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while(!len) /* grab all event until DVDNAV_BLOCK_OK (len=2048), DVDNAV_STOP or DVDNAV_STILL_FRAME */
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{
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if(-1==(event=dvdnav_stream_read(dvdnav_priv, s->buffer, &len)) || len==-1)
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{
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mp_msg(MSGT_CPLAYER,MSGL_ERR, "DVDNAV stream read error!\n");
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return 0;
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}
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switch (event) {
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case DVDNAV_STOP: return len;
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case DVDNAV_BLOCK_OK: return len;
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#if 0
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case DVDNAV_STILL_FRAME: {
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if(!dvdnav_priv->stillok) dvdnav_priv->stillcounter++;
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dvdnav_priv->lockstillcounter++;
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return len;
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break;
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}
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case DVDNAV_WAIT: {
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if(dvdnav_priv->waitcounter>=DVDNAV_MAX_WAIT_FRAME) return len;
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break;
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}
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#endif
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}
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#if 0
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if(dvdnav_priv->event.cell_really_change &&
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dvdnav_priv->started &&
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!dvdnav_priv->vts_domain)
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return len;
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#endif
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}
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mp_msg(MSGT_STREAM,MSGL_DBG2,"DVDNAV fill_buffer len: %d\n",len);
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return len;
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}
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static int open_s(stream_t *stream,int mode, void* opts, int* file_format) {
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struct stream_priv_s* p = (struct stream_priv_s*)opts;
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char *filename;
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int event,len,tmplen=0;
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uint32_t pos, l2;
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dvdnav_priv_t *dvdnav_priv;
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dvdnav_status_t status;
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//mp_msg(MSGT_OPEN,MSGL_INFO,"URL: %s\n", filename);
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if(p->device) filename = p->device;
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else if(dvd_device) filename= dvd_device;
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else filename = DEFAULT_DVD_DEVICE;
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if(!(dvdnav_priv=new_dvdnav_stream(filename))) {
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mp_msg(MSGT_OPEN,MSGL_ERR,MSGTR_CantOpenDVD,filename);
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return STREAM_UNSUPORTED;
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}
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if(dvdnav_title_play(dvdnav_priv->dvdnav, p->track) != DVDNAV_STATUS_OK) {
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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));
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return STREAM_UNSUPORTED;
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}
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stream->sector_size = 2048;
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stream->flags = STREAM_READ | STREAM_SEEK;
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stream->fill_buffer = fill_buffer;
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stream->seek = seek;
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stream->close = stream_dvdnav_close;
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stream->type = STREAMTYPE_DVDNAV;
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stream->priv=(void*)dvdnav_priv;
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*file_format = DEMUXER_TYPE_MPEG_PS;
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update_title_len(stream);
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if(!stream->pos)
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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));
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return STREAM_OK;
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}
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stream_info_t stream_info_dvdnav = {
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"DVDNAV stream",
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"null",
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"",
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"",
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open_s,
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{ "dvdnav", NULL },
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&stream_opts,
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1 // Urls are an option string
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};
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