mirror of https://github.com/mpv-player/mpv
745 lines
21 KiB
C
745 lines
21 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 <errno.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 "libmpdemux/demuxer.h"
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#include <dvdnav.h>
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#include "stream_dvdnav.h"
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#include "libvo/video_out.h"
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#include "libavutil/common.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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typedef struct {
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dvdnav_t * dvdnav; /* handle to libdvdnav stuff */
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char * filename; /* path */
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unsigned int duration; /* in milliseconds */
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int mousex, mousey;
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int title;
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unsigned int spu_clut[16], spu_set;
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dvdnav_highlight_event_t hlev;
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} dvdnav_priv_t;
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extern char *dvd_device;
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extern int dvd_chapter;
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extern int dvd_last_chapter;
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extern int dvd_angle;
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extern char *audio_lang, *dvdsub_lang;
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extern char *dvd_audio_stream_channels[6], *dvd_audio_stream_types[8];
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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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0,
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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 const 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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static int seek(stream_t *s, off_t newpos);
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static dvdnav_priv_t * new_dvdnav_stream(char * filename) {
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char * title_str;
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dvdnav_priv_t *priv;
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if (!filename)
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return NULL;
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if (!(priv=calloc(1,sizeof(dvdnav_priv_t))))
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return NULL;
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if (!(priv->filename=strdup(filename))) {
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free(priv);
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return NULL;
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}
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if(dvdnav_open(&(priv->dvdnav),priv->filename)!=DVDNAV_STATUS_OK)
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{
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free(priv->filename);
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free(priv);
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return NULL;
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}
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if (!priv->dvdnav) {
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free(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(priv->dvdnav,buf,&event,&len);
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dvdnav_sector_search(priv->dvdnav, 0, SEEK_SET);
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}
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/* turn off dvdnav caching */
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dvdnav_set_readahead_flag(priv->dvdnav, 0);
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if(dvdnav_set_PGC_positioning_flag(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(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(priv);
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return priv;
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}
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static void dvdnav_get_highlight (dvdnav_priv_t *priv, int display_mode) {
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pci_t *pnavpci = NULL;
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dvdnav_highlight_event_t *hlev = &(priv->hlev);
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int btnum;
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if (!priv || !priv->dvdnav)
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return;
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pnavpci = dvdnav_get_current_nav_pci (priv->dvdnav);
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if (!pnavpci)
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return;
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dvdnav_get_current_highlight (priv->dvdnav, &(hlev->buttonN));
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hlev->display = display_mode; /* show */
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if (hlev->buttonN > 0 && pnavpci->hli.hl_gi.btn_ns > 0 && hlev->display) {
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for (btnum = 0; btnum < pnavpci->hli.hl_gi.btn_ns; btnum++) {
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btni_t *btni = &(pnavpci->hli.btnit[btnum]);
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if (hlev->buttonN == btnum + 1) {
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hlev->sx = FFMIN (btni->x_start, btni->x_end);
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hlev->ex = FFMAX (btni->x_start, btni->x_end);
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hlev->sy = FFMIN (btni->y_start, btni->y_end);
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hlev->ey = FFMAX (btni->y_start, btni->y_end);
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hlev->palette = (btni->btn_coln == 0) ? 0 :
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pnavpci->hli.btn_colit.btn_coli[btni->btn_coln - 1][0];
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break;
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}
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}
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} else { /* hide button or no button */
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hlev->sx = hlev->ex = 0;
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hlev->sy = hlev->ey = 0;
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hlev->palette = hlev->buttonN = 0;
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}
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}
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static int dvdnav_stream_read(dvdnav_priv_t * priv, unsigned char *buf, int *len) {
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int event = DVDNAV_NOP;
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*len=-1;
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if (dvdnav_get_next_block(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(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_NAV_PACKET:
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return event;
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case DVDNAV_STILL_FRAME: {
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dvdnav_still_skip(priv->dvdnav); // don't let dvdnav stall on this image
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break;
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}
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case DVDNAV_HIGHLIGHT: {
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dvdnav_get_highlight (priv, 1);
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break;
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}
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case DVDNAV_CELL_CHANGE: {
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dvdnav_cell_change_event_t *ev = (dvdnav_cell_change_event_t*)buf;
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if(ev->pgc_length)
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priv->duration = ev->pgc_length/90;
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break;
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}
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case DVDNAV_SPU_CLUT_CHANGE: {
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memcpy(priv->spu_clut, buf, 16*sizeof(unsigned int));
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priv->spu_set = 1;
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break;
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}
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case DVDNAV_WAIT:
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dvdnav_wait_skip(priv->dvdnav);
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break;
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}
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*len=0;
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}
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return event;
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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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stream->seek = seek;
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} else {
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stream->seek = NULL;
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stream->end_pos = 0;
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}
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}
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static int seek(stream_t *s, off_t newpos) {
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uint32_t sector = 0;
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dvdnav_priv_t *priv = s->priv;
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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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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* 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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event=dvdnav_stream_read(priv, s->buffer, &len);
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if(event==-1 || 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:
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case DVDNAV_BLOCK_OK:
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case DVDNAV_NAV_PACKET:
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return len;
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case DVDNAV_VTS_CHANGE: {
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int tit = 0, part = 0;
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dvdnav_vts_change_event_t *vts_event = (dvdnav_vts_change_event_t *)s->buffer;
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mp_msg(MSGT_CPLAYER,MSGL_INFO, "DVDNAV, switched to title: %d\r\n", vts_event->new_vtsN);
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s->end_pos = 0;
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update_title_len(s);
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if(dvdnav_current_title_info(priv->dvdnav, &tit, &part) == DVDNAV_STATUS_OK) {
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mp_msg(MSGT_CPLAYER,MSGL_V, "\r\nDVDNAV, NEW TITLE %d\r\n", tit);
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dvdnav_get_highlight (priv, 0);
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if(priv->title > 0 && tit != priv->title)
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return 0;
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}
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break;
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}
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case DVDNAV_CELL_CHANGE: {
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if(priv->title > 0 && dvd_last_chapter > 0) {
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int tit=0, part=0;
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if(dvdnav_current_title_info(priv->dvdnav, &tit, &part) == DVDNAV_STATUS_OK && part > dvd_last_chapter)
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return 0;
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}
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}
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break;
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}
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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 control(stream_t *stream, int cmd, void* arg) {
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dvdnav_priv_t* priv=stream->priv;
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int tit, part;
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switch(cmd)
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{
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case STREAM_CTRL_SEEK_TO_CHAPTER:
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{
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int chap = *((unsigned int *)arg)+1;
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if(chap < 1 || dvdnav_current_title_info(priv->dvdnav, &tit, &part) != DVDNAV_STATUS_OK)
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break;
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if(dvdnav_part_play(priv->dvdnav, tit, chap) != DVDNAV_STATUS_OK)
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break;
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return 1;
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}
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case STREAM_CTRL_GET_NUM_CHAPTERS:
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{
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if(dvdnav_current_title_info(priv->dvdnav, &tit, &part) != DVDNAV_STATUS_OK)
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break;
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if(dvdnav_get_number_of_parts(priv->dvdnav, tit, &part) != DVDNAV_STATUS_OK)
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break;
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if(!part)
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break;
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*((unsigned int *)arg) = part;
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return 1;
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}
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case STREAM_CTRL_GET_CURRENT_CHAPTER:
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{
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if(dvdnav_current_title_info(priv->dvdnav, &tit, &part) != DVDNAV_STATUS_OK)
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break;
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*((unsigned int *)arg) = part - 1;
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return 1;
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}
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case STREAM_CTRL_GET_TIME_LENGTH:
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{
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if(priv->duration)
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{
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*((double *)arg) = (double)priv->duration / 1000.0;
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return 1;
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}
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break;
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}
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case STREAM_CTRL_GET_ASPECT_RATIO:
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{
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uint8_t ar = dvdnav_get_video_aspect(priv->dvdnav);
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*((double *)arg) = !ar ? 4.0/3.0 : 16.0/9.0;
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return 1;
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}
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case STREAM_CTRL_GET_CURRENT_TIME:
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{
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double tm;
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tm = dvdnav_get_current_time(priv->dvdnav)/90000.0f;
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if(tm != -1)
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{
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*((double *)arg) = tm;
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return 1;
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}
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break;
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}
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case STREAM_CTRL_SEEK_TO_TIME:
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{
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uint64_t tm = (uint64_t) (*((double*)arg) * 90000);
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if(dvdnav_time_search(priv->dvdnav, tm) == DVDNAV_STATUS_OK)
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return 1;
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break;
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}
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}
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return STREAM_UNSUPPORTED;
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}
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static void identify_chapters(dvdnav_t *nav, uint32_t title)
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{
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uint64_t *parts=NULL, duration=0;
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uint32_t n, i, t;
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n = dvdnav_describe_title_chapters(nav, title, &parts, &duration);
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if(parts) {
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t = duration / 90;
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mp_msg(MSGT_IDENTIFY, MSGL_V, "ID_DVD_TITLE_%d_LENGTH=%d.%03d\n", title, t / 1000, t % 1000);
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mp_msg(MSGT_IDENTIFY, MSGL_INFO, "TITLE %u, CHAPTERS: ", title);
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for(i=0; i<n; i++) {
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t = parts[i] / 90000;
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mp_msg(MSGT_IDENTIFY, MSGL_INFO, "%02d:%02d:%02d,", t/3600, (t/60)%60, t%60);
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}
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free(parts);
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mp_msg(MSGT_IDENTIFY, MSGL_INFO, "\n");
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}
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}
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static void identify(dvdnav_priv_t *priv, struct stream_priv_s *p)
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{
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uint32_t titles=0, i;
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if(p->track <= 0) {
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dvdnav_get_number_of_titles(priv->dvdnav, &titles);
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for(i=0; i<titles; i++)
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identify_chapters(priv->dvdnav, i);
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}
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else
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identify_chapters(priv->dvdnav, p->track);
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}
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static void show_audio_subs_languages(dvdnav_t *nav)
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{
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uint8_t lg;
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uint16_t i, lang, format, id, channels;
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int base[6] = {128, 0, 0, 0, 160, 136, 0};
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char tmp[3];
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for(i=0; i<8; i++)
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{
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lg = dvdnav_get_audio_logical_stream(nav, i);
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if(lg == 0xff) continue;
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channels = dvdnav_audio_stream_channels(nav, lg);
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if(channels == 0xFFFF)
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channels = 2; //unknown
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else
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channels--;
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lang = dvdnav_audio_stream_to_lang(nav, lg);
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if(lang == 0xFFFF)
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tmp[0] = tmp[1] = '?';
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else
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{
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tmp[0] = lang >> 8;
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tmp[1] = lang & 0xFF;
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}
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tmp[2] = 0;
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format = dvdnav_audio_stream_format(nav, lg);
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if(format == 0xFFFF || format > 6)
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format = 1; //unknown
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id = i + base[format];
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mp_msg(MSGT_OPEN,MSGL_STATUS,MSGTR_DVDaudioStreamInfo, i,
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dvd_audio_stream_types[format], dvd_audio_stream_channels[channels], tmp, id);
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}
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for(i=0; i<32; i++)
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{
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lg = dvdnav_get_spu_logical_stream(nav, i);
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if(lg == 0xff) continue;
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lang = dvdnav_spu_stream_to_lang(nav, lg);
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if(lang == 0xFFFF)
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tmp[0] = tmp[1] = '?';
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else
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{
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tmp[0] = lang >> 8;
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tmp[1] = lang & 0xFF;
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}
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tmp[2] = 0;
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mp_msg(MSGT_OPEN,MSGL_STATUS,MSGTR_DVDsubtitleLanguage, i+0x20, tmp);
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}
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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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dvdnav_priv_t *priv;
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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(!(priv=new_dvdnav_stream(filename))) {
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mp_msg(MSGT_OPEN,MSGL_ERR,MSGTR_CantOpenDVD,filename, strerror(errno));
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return STREAM_UNSUPPORTED;
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}
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if(p->track > 0) {
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if(dvd_chapter > 0 && dvd_last_chapter > 0 && dvd_chapter > dvd_last_chapter) {
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mp_msg(MSGT_OPEN,MSGL_FATAL,"dvdnav_stream, invalid chapter range: %d > %d\n", dvd_chapter, dvd_last_chapter);
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return STREAM_UNSUPPORTED;
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}
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priv->title = p->track;
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if(dvdnav_title_play(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(priv->dvdnav));
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return STREAM_UNSUPPORTED;
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}
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if(dvd_chapter > 0)
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dvdnav_part_play(priv->dvdnav, p->track, dvd_chapter);
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} else if(p->track == -1)
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dvdnav_menu_call(priv->dvdnav, DVD_MENU_Root);
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else {
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mp_msg(MSGT_OPEN,MSGL_INFO,"dvdnav_stream, you didn't specify a track number (as in dvdnav://1), playing whole disc\n");
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dvdnav_menu_call(priv->dvdnav, DVD_MENU_Title);
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}
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if(mp_msg_test(MSGT_IDENTIFY, MSGL_INFO))
|
|
identify(priv, p);
|
|
if(p->track > 0)
|
|
show_audio_subs_languages(priv->dvdnav);
|
|
if(dvd_angle > 1)
|
|
dvdnav_angle_change(priv->dvdnav, dvd_angle);
|
|
|
|
stream->sector_size = 2048;
|
|
stream->flags = STREAM_READ | STREAM_SEEK;
|
|
stream->fill_buffer = fill_buffer;
|
|
stream->seek = seek;
|
|
stream->control = control;
|
|
stream->close = stream_dvdnav_close;
|
|
stream->type = STREAMTYPE_DVDNAV;
|
|
stream->priv=(void*)priv;
|
|
*file_format = DEMUXER_TYPE_MPEG_PS;
|
|
|
|
update_title_len(stream);
|
|
if(!stream->pos)
|
|
mp_msg(MSGT_OPEN,MSGL_ERR, "INIT ERROR: couldn't get init pos %s\r\n", dvdnav_err_to_string(priv->dvdnav));
|
|
|
|
mp_msg(MSGT_OPEN,MSGL_INFO, "Remember to disable MPlayer's cache when playing dvdnav:// streams (adding -nocache to your command line)\r\n");
|
|
|
|
return STREAM_OK;
|
|
}
|
|
|
|
|
|
int mp_dvdnav_handle_input(stream_t *stream, int cmd, int *button) {
|
|
dvdnav_priv_t * priv=(dvdnav_priv_t*)stream->priv;
|
|
dvdnav_t *nav = priv->dvdnav;
|
|
dvdnav_status_t status=DVDNAV_STATUS_ERR;
|
|
pci_t *pci = dvdnav_get_current_nav_pci(nav);
|
|
int reset = 0;
|
|
|
|
if(cmd != MP_CMD_DVDNAV_SELECT && !pci)
|
|
return 0;
|
|
|
|
switch(cmd) {
|
|
case MP_CMD_DVDNAV_UP:
|
|
status = dvdnav_upper_button_select(nav, pci);
|
|
break;
|
|
case MP_CMD_DVDNAV_DOWN:
|
|
status = dvdnav_lower_button_select(nav, pci);
|
|
break;
|
|
case MP_CMD_DVDNAV_LEFT:
|
|
status = dvdnav_left_button_select(nav, pci);
|
|
break;
|
|
case MP_CMD_DVDNAV_RIGHT:
|
|
status = dvdnav_right_button_select(nav, pci);
|
|
break;
|
|
case MP_CMD_DVDNAV_MENU:
|
|
status = dvdnav_menu_call(nav,DVD_MENU_Root);
|
|
reset = 1;
|
|
break;
|
|
case MP_CMD_DVDNAV_PREVMENU: {
|
|
int title=0, part=0;
|
|
|
|
dvdnav_current_title_info(nav, &title, &part);
|
|
if(title) {
|
|
if(dvdnav_menu_call(nav, DVD_MENU_Part) == DVDNAV_STATUS_OK
|
|
|| dvdnav_menu_call(nav, DVD_MENU_Title) == DVDNAV_STATUS_OK) {
|
|
reset = 1;
|
|
break;
|
|
}
|
|
}
|
|
if(dvdnav_menu_call(nav, DVD_MENU_Root) == DVDNAV_STATUS_OK)
|
|
reset = 1;
|
|
}
|
|
break;
|
|
case MP_CMD_DVDNAV_SELECT:
|
|
status = dvdnav_button_activate(nav, pci);
|
|
if(status == DVDNAV_STATUS_OK) reset = 1;
|
|
break;
|
|
case MP_CMD_DVDNAV_MOUSECLICK:
|
|
/*
|
|
this is a workaround: in theory the simple dvdnav_lower_button_select()+dvdnav_button_activate()
|
|
should be enough (and generally it is), but there are cases when the calls to dvdnav_lower_button_select()
|
|
and friends fail! Hence we have to call dvdnav_mouse_activate(priv->mousex, priv->mousey) with
|
|
the coodinates saved by mp_dvdnav_update_mouse_pos().
|
|
This last call always works well
|
|
*/
|
|
status = dvdnav_mouse_activate(nav, pci, priv->mousex, priv->mousey);
|
|
if(status == DVDNAV_STATUS_OK) reset = 1;
|
|
break;
|
|
default:
|
|
mp_msg(MSGT_CPLAYER, MSGL_V, "Unknown DVDNAV cmd %d\n", cmd);
|
|
break;
|
|
}
|
|
|
|
if(status == DVDNAV_STATUS_OK)
|
|
dvdnav_get_current_highlight(nav, button);
|
|
|
|
return reset;
|
|
}
|
|
|
|
void mp_dvdnav_update_mouse_pos(stream_t *stream, int32_t x, int32_t y, int* button) {
|
|
dvdnav_priv_t * priv=(dvdnav_priv_t*)stream->priv;
|
|
dvdnav_t *nav = priv->dvdnav;
|
|
dvdnav_status_t status;
|
|
pci_t *pci = dvdnav_get_current_nav_pci(nav);
|
|
|
|
if(!pci) return;
|
|
|
|
status = dvdnav_mouse_select(nav, pci, x, y);
|
|
if(status == DVDNAV_STATUS_OK) dvdnav_get_current_highlight(nav, button);
|
|
else *button = -1;
|
|
priv->mousex = x;
|
|
priv->mousey = y;
|
|
}
|
|
|
|
/**
|
|
* \brief dvdnav_aid_from_lang() returns the audio id corresponding to the language code 'lang'
|
|
* \param stream: - stream pointer
|
|
* \param lang: 2-characters language code[s], eventually separated by spaces of commas
|
|
* \return -1 on error, current subtitle id if successful
|
|
*/
|
|
int dvdnav_aid_from_lang(stream_t *stream, unsigned char *language) {
|
|
dvdnav_priv_t * priv=(dvdnav_priv_t*)stream->priv;
|
|
int k;
|
|
uint8_t format, lg;
|
|
uint16_t lang, lcode;;
|
|
|
|
while(language && strlen(language)>=2) {
|
|
lcode = (language[0] << 8) | (language[1]);
|
|
for(k=0; k<32; k++) {
|
|
lg = dvdnav_get_audio_logical_stream(priv->dvdnav, k);
|
|
if(lg == 0xff) continue;
|
|
lang = dvdnav_audio_stream_to_lang(priv->dvdnav, lg);
|
|
if(lang != 0xFFFF && lang == lcode) {
|
|
format = dvdnav_audio_stream_format(priv->dvdnav, lg);
|
|
switch(format) {
|
|
case DVDNAV_FORMAT_AC3:
|
|
return k+128;
|
|
case DVDNAV_FORMAT_DTS:
|
|
return k+136;
|
|
case DVDNAV_FORMAT_LPCM:
|
|
return k+160;
|
|
case DVDNAV_FORMAT_MPEGAUDIO:
|
|
return k;
|
|
default:
|
|
return -1;
|
|
}
|
|
}
|
|
}
|
|
language += 2;
|
|
while(language[0]==',' || language[0]==' ') ++language;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
/**
|
|
* \brief dvdnav_lang_from_aid() assigns to buf the language corresponding to audio id 'aid'
|
|
* \param stream: - stream pointer
|
|
* \param sid: physical subtitle id
|
|
* \param buf: buffer to contain the 2-chars language string
|
|
* \return 0 on error, 1 if successful
|
|
*/
|
|
int dvdnav_lang_from_aid(stream_t *stream, int aid, unsigned char *buf) {
|
|
uint8_t lg;
|
|
uint16_t lang;
|
|
dvdnav_priv_t * priv=(dvdnav_priv_t*)stream->priv;
|
|
|
|
if(aid < 0)
|
|
return 0;
|
|
lg = dvdnav_get_audio_logical_stream(priv->dvdnav, aid & 0x7);
|
|
if(lg == 0xff) return 0;
|
|
lang = dvdnav_audio_stream_to_lang(priv->dvdnav, lg);
|
|
if(lang == 0xffff) return 0;
|
|
buf[0] = lang >> 8;
|
|
buf[1] = lang & 0xFF;
|
|
buf[2] = 0;
|
|
return 1;
|
|
}
|
|
|
|
|
|
/**
|
|
* \brief dvdnav_sid_from_lang() returns the subtitle id corresponding to the language code 'lang'
|
|
* \param stream: - stream pointer
|
|
* \param lang: 2-characters language code[s], eventually separated by spaces of commas
|
|
* \return -1 on error, current subtitle id if successful
|
|
*/
|
|
int dvdnav_sid_from_lang(stream_t *stream, unsigned char *language) {
|
|
dvdnav_priv_t * priv=(dvdnav_priv_t*)stream->priv;
|
|
uint8_t lg, k;
|
|
uint16_t lang, lcode;
|
|
|
|
while(language && strlen(language)>=2) {
|
|
lcode = (language[0] << 8) | (language[1]);
|
|
for(k=0; k<32; k++) {
|
|
lg = dvdnav_get_spu_logical_stream(priv->dvdnav, k);
|
|
if(lg == 0xff) continue;
|
|
lang = dvdnav_spu_stream_to_lang(priv->dvdnav, lg);
|
|
if(lang != 0xFFFF && lang == lcode) {
|
|
return k;
|
|
}
|
|
}
|
|
language += 2;
|
|
while(language[0]==',' || language[0]==' ') ++language;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
/**
|
|
* \brief dvdnav_lang_from_sid() assigns to buf the language corresponding to subtitle id 'sid'
|
|
* \param stream: - stream pointer
|
|
* \param sid: physical subtitle id
|
|
* \param buf: buffer to contain the 2-chars language string
|
|
* \return 0 on error, 1 if successful
|
|
*/
|
|
int dvdnav_lang_from_sid(stream_t *stream, int sid, unsigned char *buf) {
|
|
uint8_t lg;
|
|
uint16_t lang;
|
|
dvdnav_priv_t *priv=(dvdnav_priv_t*)stream->priv;
|
|
if(sid < 0) return 0;
|
|
lg = dvdnav_get_spu_logical_stream(priv->dvdnav, sid);
|
|
lang = dvdnav_spu_stream_to_lang(priv->dvdnav, lg);
|
|
if(lang == 0xffff) return 0;
|
|
buf[0] = lang >> 8;
|
|
buf[1] = lang & 0xFF;
|
|
buf[2] = 0;
|
|
return 1;
|
|
}
|
|
|
|
/**
|
|
* \brief dvdnav_number_of_subs() returns the count of available subtitles
|
|
* \param stream: - stream pointer
|
|
* \return 0 on error, something meaningful otherwise
|
|
*/
|
|
int dvdnav_number_of_subs(stream_t *stream) {
|
|
dvdnav_priv_t * priv=(dvdnav_priv_t*)stream->priv;
|
|
uint8_t lg, k, n=0;
|
|
|
|
for(k=0; k<32; k++) {
|
|
lg = dvdnav_get_spu_logical_stream(priv->dvdnav, k);
|
|
if(lg == 0xff) continue;
|
|
n++;
|
|
}
|
|
return n;
|
|
}
|
|
|
|
/**
|
|
* \brief mp_dvdnav_get_spu_clut() returns the spu clut
|
|
* \param stream: - stream pointer
|
|
* \return spu clut pointer
|
|
*/
|
|
unsigned int *mp_dvdnav_get_spu_clut(stream_t *stream) {
|
|
dvdnav_priv_t *priv=(dvdnav_priv_t*)stream->priv;
|
|
if(!priv->spu_set) return NULL;
|
|
return priv->spu_clut;
|
|
}
|
|
|
|
/**
|
|
* \brief mp_dvdnav_get_highlight() get dvdnav highlight struct
|
|
* \param stream: - stream pointer
|
|
* \param hl : - highlight struct pointer
|
|
*/
|
|
void mp_dvdnav_get_highlight (stream_t *stream, nav_highlight_t *hl) {
|
|
dvdnav_priv_t *priv = (dvdnav_priv_t *) stream->priv;
|
|
dvdnav_highlight_event_t hlev = priv->hlev;
|
|
|
|
hl->sx = hlev.sx;
|
|
hl->sy = hlev.sy;
|
|
hl->ex = hlev.ex;
|
|
hl->ey = hlev.ey;
|
|
}
|
|
|
|
const stream_info_t stream_info_dvdnav = {
|
|
"DVDNAV stream",
|
|
"null",
|
|
"",
|
|
"",
|
|
open_s,
|
|
{ "dvdnav", NULL },
|
|
&stream_opts,
|
|
1 // Urls are an option string
|
|
};
|