From 49867bd432352d19172ab26cf873bd5651e69e25 Mon Sep 17 00:00:00 2001 From: ben Date: Mon, 31 Jul 2006 17:39:17 +0000 Subject: introduce new 'stream' directory for all stream layer related components and split them from libmpdemux git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@19277 b3059339-0415-0410-9bf9-f77b7e298cf2 --- stream/stream_dvd.c | 851 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 851 insertions(+) create mode 100644 stream/stream_dvd.c (limited to 'stream/stream_dvd.c') diff --git a/stream/stream_dvd.c b/stream/stream_dvd.c new file mode 100644 index 0000000000..2abed6061c --- /dev/null +++ b/stream/stream_dvd.c @@ -0,0 +1,851 @@ + + +#include +#include +#include +#include +#include +#include +#include + +#include "config.h" +#include "mp_msg.h" +#include "help_mp.h" + +#ifdef __FreeBSD__ +#include +#endif + +#define FIRST_AC3_AID 128 +#define FIRST_DTS_AID 136 +#define FIRST_MPG_AID 0 +#define FIRST_PCM_AID 160 + +#include "stream.h" +#include "m_option.h" +#include "m_struct.h" + +#include "stream_dvd.h" + +/// We keep these 2 for the gui atm, but they will be removed. +extern int dvd_title; +extern int dvd_chapter; +extern int dvd_last_chapter; +extern char* dvd_device; +int dvd_angle=1; + +#ifdef USE_DVDREAD +#define LIBDVDREAD_VERSION(maj,min,micro) ((maj)*10000 + (min)*100 + (micro)) +/* + * Try to autodetect the libdvd-0.9.0 library + * (0.9.0 removed the header, and moved the two defines + * DVD_VIDEO_LB_LEN and MAX_UDF_FILE_NAME_LEN from it to + * ) + */ +#ifndef DVDREAD_VERSION +#if defined(DVD_VIDEO_LB_LEN) && defined(MAX_UDF_FILE_NAME_LEN) +#define DVDREAD_VERSION LIBDVDREAD_VERSION(0,9,0) +#else +#define DVDREAD_VERSION LIBDVDREAD_VERSION(0,8,0) +#endif +#endif + +char * dvd_audio_stream_types[8] = { "ac3","unknown","mpeg1","mpeg2ext","lpcm","unknown","dts" }; +char * dvd_audio_stream_channels[6] = { "mono", "stereo", "unknown", "unknown", "5.1/6.1", "5.1" }; +#endif /* #ifdef USE_DVDREAD */ + + +static struct stream_priv_s { + int title; +} stream_priv_dflts = { + 1 +}; + +#define ST_OFF(f) M_ST_OFF(struct stream_priv_s,f) +/// URL definition +static m_option_t stream_opts_fields[] = { + { "hostname", ST_OFF(title), CONF_TYPE_INT, M_OPT_MIN, 1, 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_parse_chapter_range(m_option_t *conf, const char *range) { + const char *s; + char *t; + if (!range) + return M_OPT_MISSING_PARAM; + s = range; + dvd_chapter = 1; + dvd_last_chapter = 0; + if(*range && isdigit(*range)) { + dvd_chapter = strtol(range, &s, 10); + if(range == s) { + mp_msg(MSGT_OPEN, MSGL_ERR, MSGTR_DVDinvalidChapterRange, range); + return M_OPT_INVALID; + } + } + if(*s == 0) + return 0; + else if(*s != '-') { + mp_msg(MSGT_OPEN, MSGL_ERR, MSGTR_DVDinvalidChapterRange, range); + return M_OPT_INVALID; + } + ++s; + if(*s == 0) + return 0; + if(! isdigit(*s)) { + mp_msg(MSGT_OPEN, MSGL_ERR, MSGTR_DVDinvalidChapterRange, range); + return M_OPT_INVALID; + } + dvd_last_chapter = strtol(s, &t, 10); + if (s == t || *t) { + mp_msg(MSGT_OPEN, MSGL_ERR, MSGTR_DVDinvalidChapterRange, range); + return M_OPT_INVALID; + } + return 0; +} + +#ifdef USE_DVDREAD +int dvd_chapter_from_cell(dvd_priv_t* dvd,int title,int cell) +{ + pgc_t * cur_pgc; + ptt_info_t* ptt; + int chapter = cell; + int pgc_id,pgn; + if(title < 0 || cell < 0){ + return 0; + } + /* for most DVD's chapter == cell */ + /* but there are more complecated cases... */ + if(chapter >= dvd->vmg_file->tt_srpt->title[title].nr_of_ptts) { + chapter = dvd->vmg_file->tt_srpt->title[title].nr_of_ptts-1; + } + title = dvd->tt_srpt->title[title].vts_ttn-1; + ptt = dvd->vts_file->vts_ptt_srpt->title[title].ptt; + while(chapter >= 0) { + pgc_id = ptt[chapter].pgcn; + pgn = ptt[chapter].pgn; + cur_pgc = dvd->vts_file->vts_pgcit->pgci_srp[pgc_id-1].pgc; + if(cell >= cur_pgc->program_map[pgn-1]-1) { + return chapter; + } + --chapter; + } + /* didn't find a chapter ??? */ + return chapter; +} + +int dvd_aid_from_lang(stream_t *stream, unsigned char* lang) { + dvd_priv_t *d=stream->priv; + int code,i; + if(lang) { + while(strlen(lang)>=2) { + code=lang[1]|(lang[0]<<8); + for(i=0;inr_of_channels;i++) { + if(d->audio_streams[i].language==code) { + mp_msg(MSGT_OPEN,MSGL_INFO,MSGTR_DVDaudioChannel, + d->audio_streams[i].id, lang[0],lang[1]); + return d->audio_streams[i].id; + } + //printf("%X != %X (%c%c)\n",code,d->audio_streams[i].language,lang[0],lang[1]); + } + lang+=2; while (lang[0]==',' || lang[0]==' ') ++lang; + } + mp_msg(MSGT_OPEN,MSGL_WARN,MSGTR_DVDnoMatchingAudio); + } + return -1; +} + +int dvd_number_of_subs(stream_t *stream) { + dvd_priv_t *d; + if (!stream) return -1; + d = stream->priv; + if (!d) return -1; + return d->nr_of_subtitles; +} + +int dvd_lang_from_sid(stream_t *stream, int id) { + dvd_priv_t *d; + if (!stream) return 0; + d = stream->priv; + if (!d) return 0; + if (id >= d->nr_of_subtitles) return 0; + return d->subtitles[id].language; +} + +int dvd_sid_from_lang(stream_t *stream, unsigned char* lang) { + dvd_priv_t *d=stream->priv; + int code,i; + while(lang && strlen(lang)>=2) { + code=lang[1]|(lang[0]<<8); + for(i=0;inr_of_subtitles;i++) { + if(d->subtitles[i].language==code) { + mp_msg(MSGT_OPEN,MSGL_INFO,MSGTR_DVDsubtitleChannel, i, lang[0],lang[1]); + return i; + } + } + lang+=2; + while (lang[0]==',' || lang[0]==' ') ++lang; + } + mp_msg(MSGT_OPEN,MSGL_WARN,MSGTR_DVDnoMatchingSubtitle); + return -1; +} + +static int dvd_next_cell(dvd_priv_t *d) { + int next_cell=d->cur_cell; + + mp_msg(MSGT_DVD,MSGL_DBG2, "dvd_next_cell: next1=0x%X \n",next_cell); + if( d->cur_pgc->cell_playback[ next_cell ].block_type == BLOCK_TYPE_ANGLE_BLOCK ) { + while(next_celllast_cell) { + if( d->cur_pgc->cell_playback[next_cell].block_mode == BLOCK_MODE_LAST_CELL ) + break; + ++next_cell; + } + } + mp_msg(MSGT_DVD,MSGL_DBG2, "dvd_next_cell: next2=0x%X \n",next_cell); + + ++next_cell; + if(next_cell>=d->last_cell) + return -1; // EOF + if(d->cur_pgc->cell_playback[next_cell].block_type == BLOCK_TYPE_ANGLE_BLOCK ) { + next_cell+=dvd_angle; + if(next_cell>=d->last_cell) + return -1; // EOF + } + mp_msg(MSGT_DVD,MSGL_DBG2, "dvd_next_cell: next3=0x%X \n",next_cell); + return next_cell; +} + +int dvd_read_sector(dvd_priv_t *d,unsigned char* data) { + int len; + + if(d->packs_left==0) { + /** + * If we're not at the end of this cell, we can determine the next + * VOBU to display using the VOBU_SRI information section of the + * DSI. Using this value correctly follows the current angle, + * avoiding the doubled scenes in The Matrix, and makes our life + * really happy. + * + * Otherwise, we set our next address past the end of this cell to + * force the code above to go to the next cell in the program. + */ + if(d->dsi_pack.vobu_sri.next_vobu != SRI_END_OF_CELL) { + d->cur_pack= d->dsi_pack.dsi_gi.nv_pck_lbn + ( d->dsi_pack.vobu_sri.next_vobu & 0x7fffffff ); + mp_msg(MSGT_DVD,MSGL_DBG2, "Navi new pos=0x%X \n",d->cur_pack); + } else { + // end of cell! find next cell! + mp_msg(MSGT_DVD,MSGL_V, "--- END OF CELL !!! ---\n"); + d->cur_pack=d->cell_last_pack+1; + } + } + +read_next: + if(d->cur_pack>d->cell_last_pack) { + // end of cell! + int next=dvd_next_cell(d); + if(next>=0) { + d->cur_cell=next; + // if( d->cur_pgc->cell_playback[d->cur_cell].block_type + // == BLOCK_TYPE_ANGLE_BLOCK ) d->cur_cell+=dvd_angle; + d->cur_pack = d->cur_pgc->cell_playback[ d->cur_cell ].first_sector; + d->cell_last_pack=d->cur_pgc->cell_playback[ d->cur_cell ].last_sector; + mp_msg(MSGT_DVD,MSGL_V, "DVD next cell: %d pack: 0x%X-0x%X \n",d->cur_cell,d->cur_pack,d->cell_last_pack); + } else + return -1; // EOF + } + + len = DVDReadBlocks(d->title, d->cur_pack, 1, data); + if(!len) return -1; //error + + if(data[38]==0 && data[39]==0 && data[40]==1 && data[41]==0xBF && + data[1024]==0 && data[1025]==0 && data[1026]==1 && data[1027]==0xBF) { + // found a Navi packet!!! +#if DVDREAD_VERSION >= LIBDVDREAD_VERSION(0,9,0) + navRead_DSI(&d->dsi_pack, &(data[ DSI_START_BYTE ])); +#else + navRead_DSI(&d->dsi_pack, &(data[ DSI_START_BYTE ]), sizeof(dsi_t)); +#endif + if(d->cur_pack != d->dsi_pack.dsi_gi.nv_pck_lbn ) { + mp_msg(MSGT_DVD,MSGL_V, "Invalid NAVI packet! lba=0x%X navi=0x%X \n", + d->cur_pack,d->dsi_pack.dsi_gi.nv_pck_lbn); + } else { + // process! + d->packs_left = d->dsi_pack.dsi_gi.vobu_ea; + mp_msg(MSGT_DVD,MSGL_DBG2, "Found NAVI packet! lba=0x%X len=%d \n",d->cur_pack,d->packs_left); + //navPrint_DSI(&d->dsi_pack); + mp_msg(MSGT_DVD,MSGL_DBG3,"\r### CELL %d: Navi: %d/%d IFO: %d/%d \n",d->cur_cell, + d->dsi_pack.dsi_gi.vobu_c_idn,d->dsi_pack.dsi_gi.vobu_vob_idn, + d->cur_pgc->cell_position[d->cur_cell].cell_nr, + d->cur_pgc->cell_position[d->cur_cell].vob_id_nr); + + if(d->angle_seek) { + int i,skip=0; +#if defined(__GNUC__) && ( defined(__sparc__) || defined(hpux) ) + // workaround for a bug in the sparc/hpux version of gcc 2.95.X ... 3.2, + // it generates incorrect code for unaligned access to a packed + // structure member, resulting in an mplayer crash with a SIGBUS + // signal. + // + // See also gcc problem report PR c/7847: + // http://gcc.gnu.org/cgi-bin/gnatsweb.pl?database=gcc&cmd=view+audit-trail&pr=7847 + for(i=0;i<9;i++) { // check if all values zero: + typeof(d->dsi_pack.sml_agli.data[i].address) tmp_addr; + memcpy(&tmp_addr,&d->dsi_pack.sml_agli.data[i].address,sizeof(tmp_addr)); + if((skip=tmp_addr)!=0) break; + } +#else + for(i=0;i<9;i++) // check if all values zero: + if((skip=d->dsi_pack.sml_agli.data[i].address)!=0) break; +#endif + if(skip) { + // sml_agli table has valid data (at least one non-zero): + d->cur_pack=d->dsi_pack.dsi_gi.nv_pck_lbn+ + d->dsi_pack.sml_agli.data[dvd_angle].address; + d->angle_seek=0; + mp_msg(MSGT_DVD,MSGL_V, "Angle-seek synced using sml_agli map! new_lba=0x%X \n",d->cur_pack); + } else { + // check if we're in the right cell, jump otherwise: + if( (d->dsi_pack.dsi_gi.vobu_c_idn==d->cur_pgc->cell_position[d->cur_cell].cell_nr) && + (d->dsi_pack.dsi_gi.vobu_vob_idn==d->cur_pgc->cell_position[d->cur_cell].vob_id_nr) ){ + d->angle_seek=0; + mp_msg(MSGT_DVD,MSGL_V, "Angle-seek synced by cell/vob IDN search! \n"); + } else { + // wrong angle, skip this vobu: + d->cur_pack=d->dsi_pack.dsi_gi.nv_pck_lbn+ + d->dsi_pack.dsi_gi.vobu_ea; + d->angle_seek=2; // DEBUG + } + } + } + } + ++d->cur_pack; + goto read_next; + } + + ++d->cur_pack; + if(d->packs_left>=0) --d->packs_left; + + if(d->angle_seek) { + if(d->angle_seek==2) mp_msg(MSGT_DVD,MSGL_V, "!!! warning! reading packet while angle_seek !!!\n"); + goto read_next; // searching for Navi packet + } + + return d->cur_pack-1; +} + +void dvd_seek(dvd_priv_t *d,int pos) { + d->packs_left=-1; + d->cur_pack=pos; + + // check if we stay in current cell (speedup things, and avoid angle skip) + if(d->cur_pack>d->cell_last_pack || + d->cur_packcur_pgc->cell_playback[ d->cur_cell ].first_sector) { + + // ok, cell change, find the right cell! + d->cur_cell=0; + if(d->cur_pgc->cell_playback[d->cur_cell].block_type == BLOCK_TYPE_ANGLE_BLOCK ) + d->cur_cell+=dvd_angle; + + while(1) { + int next; + d->cell_last_pack=d->cur_pgc->cell_playback[ d->cur_cell ].last_sector; + if(d->cur_packcur_pgc->cell_playback[ d->cur_cell ].first_sector) { + d->cur_pack=d->cur_pgc->cell_playback[ d->cur_cell ].first_sector; + break; + } + if(d->cur_pack<=d->cell_last_pack) break; // ok, we find it! :) + next=dvd_next_cell(d); + if(next<0) { + //d->cur_pack=d->cell_last_pack+1; + break; // we're after the last cell + } + d->cur_cell=next; + } + } + + mp_msg(MSGT_DVD,MSGL_V, "DVD Seek! lba=0x%X cell=%d packs: 0x%X-0x%X \n", + d->cur_pack,d->cur_cell,d->cur_pgc->cell_playback[ d->cur_cell ].first_sector,d->cell_last_pack); + + // if we're in interleaved multi-angle cell, find the right angle chain! + // (read Navi block, and use the seamless angle jump table) + d->angle_seek=1; +} + +void dvd_close(dvd_priv_t *d) { + ifoClose(d->vts_file); + ifoClose(d->vmg_file); + DVDCloseFile(d->title); + DVDClose(d->dvd); + dvd_chapter = 1; + dvd_last_chapter = 0; +} + +#endif /* #ifdef USE_DVDREAD */ + +static int fill_buffer(stream_t *s, char *but, int len) +{ +#ifdef USE_DVDREAD + if(s->type == STREAMTYPE_DVD) { + off_t pos=dvd_read_sector(s->priv,s->buffer); + if(pos>=0) { + len=2048; // full sector + s->pos=2048*pos-len; + } else len=-1; // error + } +#endif + return len; +} + +static int seek(stream_t *s, off_t newpos) { +#ifdef USE_DVDREAD + s->pos=newpos; // real seek + dvd_seek(s->priv,s->pos/2048); +#endif + return 1; +} + +static void stream_dvd_close(stream_t *s) { +#ifdef USE_DVDREAD + dvd_close(s->priv); +#endif +} + +/** +\brief Converts DVD time structure to milliseconds. +\param *dev the DVD time structure to convert +\return returns the time in milliseconds +*/ +static int dvdtimetomsec(dvd_time_t *dt) +{ + static int framerates[4] = {0, 2500, 0, 2997}; + int framerate = framerates[(dt->frame_u & 0xc0) >> 6]; + int msec = (((dt->hour & 0xf0) >> 3) * 5 + (dt->hour & 0x0f)) * 3600000; + msec += (((dt->minute & 0xf0) >> 3) * 5 + (dt->minute & 0x0f)) * 60000; + msec += (((dt->second & 0xf0) >> 3) * 5 + (dt->second & 0x0f)) * 1000; + if(framerate > 0) + msec += (((dt->frame_u & 0x30) >> 3) * 5 + (dt->frame_u & 0x0f)) * 100000 / framerate; + return msec; +} + +static int mp_get_titleset_length(ifo_handle_t *vts_file, tt_srpt_t *tt_srpt, int title_no) +{ + int vts_ttn; ///< title number within video title set + int pgc_no; ///< program chain number + int msec; ///< time length in milliseconds + + msec=0; + if(!vts_file || !tt_srpt) + return 0; + + if(vts_file->vtsi_mat && vts_file->vts_pgcit) + { + vts_ttn = tt_srpt->title[title_no].vts_ttn - 1; + pgc_no = vts_file->vts_ptt_srpt->title[vts_ttn].ptt[0].pgcn - 1; + msec = dvdtimetomsec(&vts_file->vts_pgcit->pgci_srp[pgc_no].pgc->playback_time); + } + return msec; +} + + +static int mp_describe_titleset(dvd_reader_t *dvd, tt_srpt_t *tt_srpt, int vts_no) +{ + ifo_handle_t *vts_file; + int title_no, msec=0; + + vts_file = ifoOpen(dvd, vts_no); + if(!vts_file) + return 0; + + if(!vts_file->vtsi_mat || !vts_file->vts_pgcit) + { + ifoClose(vts_file); + return 0; + } + + for(title_no = 0; title_no < tt_srpt->nr_of_srpts; title_no++) + { + if (tt_srpt->title[title_no].title_set_nr != vts_no) + continue; + msec = mp_get_titleset_length(vts_file, tt_srpt, title_no); + mp_msg(MSGT_IDENTIFY, MSGL_V, "ID_DVD_TITLE_%d_LENGTH=%d.%03d\n", title_no + 1, msec / 1000, msec % 1000); + } + ifoClose(vts_file); + return 1; +} + +static int control(stream_t *stream,int cmd,void* arg) +{ + switch(cmd) + { + case STREAM_CTRL_GET_TIME_LENGTH: + { + dvd_priv_t *d = stream->priv; + *((unsigned int *)arg) = mp_get_titleset_length(d->vts_file, d->tt_srpt, d->cur_title-1); + return 1; + } + } + return STREAM_UNSUPORTED; +} + + +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; + + filename = strdup(stream->url); + mp_msg(MSGT_OPEN,MSGL_V,"URL: %s\n", filename); + dvd_title = p->title; +#ifdef USE_DVDREAD + if(1){ + //int ret,ret2; + dvd_priv_t *d; + int ttn,pgc_id,pgn; + dvd_reader_t *dvd; + dvd_file_t *title; + ifo_handle_t *vmg_file; + tt_srpt_t *tt_srpt; + ifo_handle_t *vts_file; + /** + * Open the disc. + */ + if(!dvd_device) dvd_device=strdup(DEFAULT_DVD_DEVICE); +#ifdef SYS_DARWIN + /* Dynamic DVD drive selection on Darwin */ + if(!strcmp(dvd_device, "/dev/rdiskN")) { + int i; + char *temp_device = malloc(strlen(dvd_device)+1); + + for (i = 1; i < 10; i++) { + sprintf(temp_device, "/dev/rdisk%d", i); + dvd = DVDOpen(temp_device); + if(!dvd) { + mp_msg(MSGT_OPEN,MSGL_ERR,MSGTR_CantOpenDVD,temp_device); + } else { +#if DVDREAD_VERSION <= LIBDVDREAD_VERSION(0,9,4) + int len; + if(!UDFFindFile(dvd,"/",&len)) { + mp_msg(MSGT_OPEN,MSGL_ERR,MSGTR_CantOpenDVD,temp_device); + DVDClose(dvd); + } else +#endif + { + free(temp_device); + break; + } + } + } + + if(!dvd) { + m_struct_free(&stream_opts,opts); + return STREAM_UNSUPORTED; + } + } else +#endif /* SYS_DARWIN */ + { + dvd = DVDOpen(dvd_device); + if(!dvd) { + mp_msg(MSGT_OPEN,MSGL_ERR,MSGTR_CantOpenDVD,dvd_device); + m_struct_free(&stream_opts,opts); + return STREAM_UNSUPORTED; + } + } + + mp_msg(MSGT_OPEN,MSGL_INFO,MSGTR_DVDwait); + + /** + * Load the video manager to find out the information about the titles on + * this disc. + */ + vmg_file = ifoOpen(dvd, 0); + if(!vmg_file) { + mp_msg(MSGT_OPEN,MSGL_ERR, MSGTR_DVDnoVMG); + DVDClose( dvd ); + m_struct_free(&stream_opts,opts); + return STREAM_UNSUPORTED; + } + tt_srpt = vmg_file->tt_srpt; + if (mp_msg_test(MSGT_IDENTIFY, MSGL_INFO)) + { + int title_no; ///< title number + mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_DVD_TITLES=%d\n", tt_srpt->nr_of_srpts); + for (title_no = 0; title_no < tt_srpt->nr_of_srpts; title_no++) + { + mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_DVD_TITLE_%d_CHAPTERS=%d\n", title_no + 1, tt_srpt->title[title_no].nr_of_ptts); + mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_DVD_TITLE_%d_ANGLES=%d\n", title_no + 1, tt_srpt->title[title_no].nr_of_angles); + } + } + if (mp_msg_test(MSGT_IDENTIFY, MSGL_V)) + { + unsigned char discid [16]; ///< disk ID, a 128 bit MD5 sum + int vts_no; ///< video title set number + for (vts_no = 1; vts_no <= vmg_file->vts_atrt->nr_of_vtss; vts_no++) + mp_describe_titleset(dvd, tt_srpt, vts_no); + if (DVDDiscID(dvd, discid) >= 0) + { + int i; + char buf[33]; + for (i = 0; i < 16; i ++) + sprintf(buf+2*i, "%02X", discid[i]); + mp_msg(MSGT_IDENTIFY, MSGL_V, "ID_DVD_DISC_ID=%s\n", buf); + } + } + /** + * Make sure our title number is valid. + */ + mp_msg(MSGT_OPEN,MSGL_INFO, MSGTR_DVDnumTitles, tt_srpt->nr_of_srpts ); + if(dvd_title < 1 || dvd_title > tt_srpt->nr_of_srpts) { + mp_msg(MSGT_OPEN,MSGL_ERR, MSGTR_DVDinvalidTitle, dvd_title); + ifoClose( vmg_file ); + DVDClose( dvd ); + m_struct_free(&stream_opts,opts); + return STREAM_UNSUPORTED; + } + --dvd_title; // remap 1.. -> 0.. + /** + * Make sure the chapter number is valid for this title. + */ + mp_msg(MSGT_OPEN,MSGL_INFO, MSGTR_DVDnumChapters, tt_srpt->title[dvd_title].nr_of_ptts); + if(dvd_chapter<1 || dvd_chapter>tt_srpt->title[dvd_title].nr_of_ptts) { + mp_msg(MSGT_OPEN,MSGL_ERR, MSGTR_DVDinvalidChapter, dvd_chapter); + ifoClose( vmg_file ); + DVDClose( dvd ); + m_struct_free(&stream_opts,opts); + return STREAM_UNSUPORTED; + } + if(dvd_last_chapter>0) { + if(dvd_last_chaptertt_srpt->title[dvd_title].nr_of_ptts) { + mp_msg(MSGT_OPEN,MSGL_ERR, MSGTR_DVDinvalidLastChapter, dvd_last_chapter); + ifoClose( vmg_file ); + DVDClose( dvd ); + m_struct_free(&stream_opts,opts); + return STREAM_UNSUPORTED; + } + } + --dvd_chapter; // remap 1.. -> 0.. + /* XXX No need to remap dvd_last_chapter */ + /** + * Make sure the angle number is valid for this title. + */ + mp_msg(MSGT_OPEN,MSGL_INFO, MSGTR_DVDnumAngles, tt_srpt->title[dvd_title].nr_of_angles); + if(dvd_angle<1 || dvd_angle>tt_srpt->title[dvd_title].nr_of_angles) { + mp_msg(MSGT_OPEN,MSGL_ERR, MSGTR_DVDinvalidAngle, dvd_angle); + ifoClose( vmg_file ); + DVDClose( dvd ); + m_struct_free(&stream_opts,opts); + return STREAM_UNSUPORTED; + } + --dvd_angle; // remap 1.. -> 0.. + + ttn = tt_srpt->title[dvd_title].vts_ttn - 1; + /** + * Load the VTS information for the title set our title is in. + */ + vts_file = ifoOpen( dvd, tt_srpt->title[dvd_title].title_set_nr ); + if(!vts_file) { + mp_msg(MSGT_OPEN,MSGL_ERR, MSGTR_DVDnoIFO, tt_srpt->title[dvd_title].title_set_nr ); + ifoClose( vmg_file ); + DVDClose( dvd ); + m_struct_free(&stream_opts,opts); + return STREAM_UNSUPORTED; + } + /** + * We've got enough info, time to open the title set data. + */ + title = DVDOpenFile(dvd, tt_srpt->title[dvd_title].title_set_nr, DVD_READ_TITLE_VOBS); + if(!title) { + mp_msg(MSGT_OPEN,MSGL_ERR, MSGTR_DVDnoVOBs, tt_srpt->title[dvd_title].title_set_nr); + ifoClose( vts_file ); + ifoClose( vmg_file ); + DVDClose( dvd ); + m_struct_free(&stream_opts,opts); + return STREAM_UNSUPORTED; + } + + mp_msg(MSGT_OPEN,MSGL_INFO, MSGTR_DVDopenOk); + // store data + d=malloc(sizeof(dvd_priv_t)); memset(d,0,sizeof(dvd_priv_t)); + d->dvd=dvd; + d->title=title; + d->vmg_file=vmg_file; + d->tt_srpt=tt_srpt; + d->vts_file=vts_file; + d->cur_title = dvd_title+1; + + /** + * Check number of audio channels and types + */ + { + d->nr_of_channels=0; + if(vts_file->vts_pgcit) { + int i; + for(i=0;i<8;i++) +#ifdef USE_MPDVDKIT + if(vts_file->vts_pgcit->pgci_srp[ttn].pgc->audio_control[i].present) { +#else + if(vts_file->vts_pgcit->pgci_srp[ttn].pgc->audio_control[i] & 0x8000) { +#endif + audio_attr_t * audio = &vts_file->vtsi_mat->vts_audio_attr[i]; + int language = 0; + char tmp[] = "unknown"; + + if(audio->lang_type == 1) { + language=audio->lang_code; + tmp[0]=language>>8; + tmp[1]=language&0xff; + tmp[2]=0; + } + + d->audio_streams[d->nr_of_channels].language=language; +#ifdef USE_MPDVDKIT + d->audio_streams[d->nr_of_channels].id=vts_file->vts_pgcit->pgci_srp[ttn].pgc->audio_control[i].s_audio; +#else + d->audio_streams[d->nr_of_channels].id=vts_file->vts_pgcit->pgci_srp[ttn].pgc->audio_control[i] >> 8 & 7; +#endif + switch(audio->audio_format) { + case 0: // ac3 + d->audio_streams[d->nr_of_channels].id+=FIRST_AC3_AID; + break; + case 6: // dts + d->audio_streams[d->nr_of_channels].id+=FIRST_DTS_AID; + break; + case 2: // mpeg layer 1/2/3 + case 3: // mpeg2 ext + d->audio_streams[d->nr_of_channels].id+=FIRST_MPG_AID; + break; + case 4: // lpcm + d->audio_streams[d->nr_of_channels].id+=FIRST_PCM_AID; + break; + } + + d->audio_streams[d->nr_of_channels].type=audio->audio_format; + // Pontscho: to my mind, tha channels: + // 1 - stereo + // 5 - 5.1 + d->audio_streams[d->nr_of_channels].channels=audio->channels; + mp_msg(MSGT_OPEN,MSGL_V,"[open] audio stream: %d audio format: %s (%s) language: %s aid: %d\n", + d->nr_of_channels, + dvd_audio_stream_types[ audio->audio_format ], + dvd_audio_stream_channels[ audio->channels ], + tmp, + d->audio_streams[d->nr_of_channels].id + ); + mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_AUDIO_ID=%d\n", d->audio_streams[d->nr_of_channels].id); + if(language && tmp[0]) + mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_AID_%d_LANG=%s\n", d->audio_streams[d->nr_of_channels].id, tmp); + + d->nr_of_channels++; + } + } + mp_msg(MSGT_OPEN,MSGL_V,"[open] number of audio channels on disk: %d.\n",d->nr_of_channels ); + } + + /** + * Check number of subtitles and language + */ + { + int i; + + d->nr_of_subtitles=0; + for(i=0;i<32;i++) +#ifdef USE_MPDVDKIT + if(vts_file->vts_pgcit->pgci_srp[ttn].pgc->subp_control[i].present) { +#else + if(vts_file->vts_pgcit->pgci_srp[ttn].pgc->subp_control[i] & 0x80000000) { +#endif + subp_attr_t * subtitle = &vts_file->vtsi_mat->vts_subp_attr[i]; + video_attr_t *video = &vts_file->vtsi_mat->vts_video_attr; + int language = 0; + char tmp[] = "unknown"; + + if(subtitle->type == 1) { + language=subtitle->lang_code; + tmp[0]=language>>8; + tmp[1]=language&0xff; + tmp[2]=0; + } + + d->subtitles[ d->nr_of_subtitles ].language=language; + d->subtitles[ d->nr_of_subtitles ].id=d->nr_of_subtitles; + if(video->display_aspect_ratio == 0) /* 4:3 */ +#ifdef USE_MPDVDKIT + d->subtitles[d->nr_of_subtitles].id = vts_file->vts_pgcit->pgci_srp[ttn].pgc->subp_control[i].s_4p3; +#else + d->subtitles[d->nr_of_subtitles].id = vts_file->vts_pgcit->pgci_srp[ttn].pgc->subp_control[i] >> 24 & 31; +#endif + else if(video->display_aspect_ratio == 3) /* 16:9 */ +#ifdef USE_MPDVDKIT + d->subtitles[d->nr_of_subtitles].id = vts_file->vts_pgcit->pgci_srp[ttn].pgc->subp_control[i].s_lbox; +#else + d->subtitles[d->nr_of_subtitles].id = vts_file->vts_pgcit->pgci_srp[ttn].pgc->subp_control[i] >> 8 & 31; +#endif + + mp_msg(MSGT_OPEN,MSGL_V,"[open] subtitle ( sid ): %d language: %s\n", d->nr_of_subtitles, tmp); + mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_SUBTITLE_ID=%d\n", d->subtitles[d->nr_of_subtitles].id); + if(language && tmp[0]) + mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_SID_%d_LANG=%s\n", d->nr_of_subtitles, tmp); + d->nr_of_subtitles++; + } + mp_msg(MSGT_OPEN,MSGL_V,"[open] number of subtitles on disk: %d\n",d->nr_of_subtitles ); + } + + /** + * Determine which program chain we want to watch. This is based on the + * chapter number. + */ + pgc_id = vts_file->vts_ptt_srpt->title[ttn].ptt[dvd_chapter].pgcn; // local + pgn = vts_file->vts_ptt_srpt->title[ttn].ptt[dvd_chapter].pgn; // local + d->cur_pgc = vts_file->vts_pgcit->pgci_srp[pgc_id-1].pgc; + d->cur_cell = d->cur_pgc->program_map[pgn-1] - 1; // start playback here + d->packs_left=-1; // for Navi stuff + d->angle_seek=0; + /* XXX dvd_last_chapter is in the range 1..nr_of_ptts */ + if(dvd_last_chapter > 0 && dvd_last_chapter < tt_srpt->title[dvd_title].nr_of_ptts) { + pgn=vts_file->vts_ptt_srpt->title[ttn].ptt[dvd_last_chapter].pgn; + d->last_cell=d->cur_pgc->program_map[pgn-1] - 1; + } else + d->last_cell=d->cur_pgc->nr_of_cells; + + if(d->cur_pgc->cell_playback[d->cur_cell].block_type == BLOCK_TYPE_ANGLE_BLOCK ) + d->cur_cell+=dvd_angle; + d->cur_pack = d->cur_pgc->cell_playback[ d->cur_cell ].first_sector; + d->cell_last_pack=d->cur_pgc->cell_playback[ d->cur_cell ].last_sector; + mp_msg(MSGT_DVD,MSGL_V, "DVD start cell: %d pack: 0x%X-0x%X \n",d->cur_cell,d->cur_pack,d->cell_last_pack); + + // ... (unimplemented) + // return NULL; + stream->type = STREAMTYPE_DVD; + stream->sector_size = 2048; + stream->flags = STREAM_READ | STREAM_SEEK; + stream->fill_buffer = fill_buffer; + stream->seek = seek; + stream->control = control; + stream->close = stream_dvd_close; + stream->start_pos = (off_t)d->cur_pack*2048; + stream->end_pos = (off_t)(d->cur_pgc->cell_playback[d->last_cell-1].last_sector)*2048; + mp_msg(MSGT_DVD,MSGL_V,"DVD start=%d end=%d \n",d->cur_pack,d->cur_pgc->cell_playback[d->last_cell-1].last_sector); + stream->priv = (void*)d; + return STREAM_OK; + } +#endif /* #ifdef USE_DVDREAD */ + mp_msg(MSGT_DVD,MSGL_ERR,MSGTR_NoDVDSupport); + m_struct_free(&stream_opts,opts); + return STREAM_UNSUPORTED; +} + + +stream_info_t stream_info_dvd = { + "DVD stream", + "null", + "", + "", + open_s, + { "dvd", NULL }, + &stream_opts, + 1 // Urls are an option string +}; -- cgit v1.2.3