/***************************************************************************** * bluray.c: Blu-ray disc support plugin ***************************************************************************** * Copyright © 2010-2012 VideoLAN, VLC authors and libbluray AUTHORS * * Authors: Jean-Baptiste Kempf * Hugo Beauzée-Luyssen * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation; either version 2.1 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this program; if not, write to the Free Software Foundation, * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA. *****************************************************************************/ #ifdef HAVE_CONFIG_H # include "config.h" #endif #include #include /* PATH_MAX */ #if defined (HAVE_MNTENT_H) && defined(HAVE_SYS_STAT_H) #include #include #endif #include #include #include /* demux_t */ #include /* Seekpoints, chapters */ #include #include /* BD+/AACS warnings */ #include /* vout_PutSubpicture / subpicture_t */ #include #include #include #include /***************************************************************************** * Module descriptor *****************************************************************************/ #define BD_MENU_TEXT N_( "Bluray menus" ) #define BD_MENU_LONGTEXT N_( "Use bluray menus. If disabled, "\ "the movie will start directly" ) /* Callbacks */ static int blurayOpen ( vlc_object_t * ); static void blurayClose( vlc_object_t * ); vlc_module_begin () set_shortname( N_("BluRay") ) set_description( N_("Blu-Ray Disc support (libbluray)") ) set_category( CAT_INPUT ) set_subcategory( SUBCAT_INPUT_ACCESS ) set_capability( "access_demux", 200) add_bool( "bluray-menu", false, BD_MENU_TEXT, BD_MENU_LONGTEXT, false ) add_shortcut( "bluray", "file" ) set_callbacks( blurayOpen, blurayClose ) vlc_module_end () /* libbluray's overlay.h defines 2 types of overlay (bd_overlay_plane_e). */ #define MAX_OVERLAY 2 typedef enum OverlayStatus { Closed = 0, ToDisplay, //Used to mark the overlay to be displayed the first time. Displayed, Outdated //used to update the overlay after it has been sent to the vout } OverlayStatus; typedef struct bluray_overlay_t { atomic_flag released_once; vlc_mutex_t lock; subpicture_t *p_pic; OverlayStatus status; subpicture_region_t *p_regions; } bluray_overlay_t; struct demux_sys_t { BLURAY *bluray; /* Titles */ unsigned int i_title; unsigned int i_longest_title; unsigned int i_current_clip; input_title_t **pp_title; /* Meta informations */ const META_DL *p_meta; /* Menus */ bluray_overlay_t *p_overlays[MAX_OVERLAY]; int current_overlay; // -1 if no current overlay; bool b_menu; /* */ input_thread_t *p_input; vout_thread_t *p_vout; /* TS stream */ es_out_t *p_out; vlc_array_t es; int i_audio_stream; /* Selected audio stream. -1 if default */ int i_video_stream; stream_t *p_parser; }; struct subpicture_updater_sys_t { bluray_overlay_t *p_overlay; }; /***************************************************************************** * Local prototypes *****************************************************************************/ static es_out_t *esOutNew( demux_t *p_demux ); static int blurayControl(demux_t *, int, va_list); static int blurayDemux(demux_t *); static int blurayInitTitles(demux_t *p_demux ); static int bluraySetTitle(demux_t *p_demux, int i_title); static void blurayOverlayProc(void *ptr, const BD_OVERLAY * const overlay); static int onMouseEvent(vlc_object_t *p_vout, const char *psz_var, vlc_value_t old, vlc_value_t val, void *p_data); static void blurayResetParser(demux_t *p_demux); #define FROM_TICKS(a) (a*CLOCK_FREQ / INT64_C(90000)) #define TO_TICKS(a) (a*INT64_C(90000)/CLOCK_FREQ) #define CUR_LENGTH p_sys->pp_title[p_demux->info.i_title]->i_length /***************************************************************************** * blurayOpen: module init function *****************************************************************************/ static int blurayOpen( vlc_object_t *object ) { demux_t *p_demux = (demux_t*)object; demux_sys_t *p_sys; char bd_path[PATH_MAX] = { '\0' }; const char *error_msg = NULL; if (strcmp(p_demux->psz_access, "bluray")) { // TODO BDMV support, once we figure out what to do in libbluray return VLC_EGENERIC; } /* */ p_demux->p_sys = p_sys = calloc(1, sizeof(*p_sys)); if (unlikely(!p_sys)) { return VLC_ENOMEM; } p_sys->current_overlay = -1; p_sys->i_audio_stream = -1; p_sys->i_video_stream = -1; /* init demux info fields */ p_demux->info.i_update = 0; p_demux->info.i_title = 0; p_demux->info.i_seekpoint = 0; TAB_INIT( p_sys->i_title, p_sys->pp_title ); /* store current bd_path */ if (p_demux->psz_file) { strncpy(bd_path, p_demux->psz_file, sizeof(bd_path)); bd_path[PATH_MAX - 1] = '\0'; } #if defined (HAVE_MNTENT_H) && defined (HAVE_SYS_STAT_H) /* If we're passed a block device, try to convert it to the mount point. */ struct stat st; if ( !stat (bd_path, &st)) { if (S_ISBLK (st.st_mode)) { FILE* mtab = setmntent ("/proc/self/mounts", "r"); struct mntent* m; struct mntent mbuf; char buf [8192]; /* bd_path may be a symlink (e.g. /dev/dvd -> /dev/sr0), so make * sure we look up the real device */ char* bd_device = realpath(bd_path, NULL); while ((m = getmntent_r (mtab, &mbuf, buf, sizeof(buf))) != NULL) { if (!strcmp (m->mnt_fsname, (bd_device == NULL ? bd_path : bd_device))) { strncpy (bd_path, m->mnt_dir, sizeof(bd_path)); bd_path[sizeof(bd_path) - 1] = '\0'; break; } } free(bd_device); endmntent (mtab); } } #endif /* HAVE_MNTENT_H && HAVE_SYS_STAT_H */ p_sys->bluray = bd_open(bd_path, NULL); if (!p_sys->bluray) { free(p_sys); return VLC_EGENERIC; } /* Warning the user about AACS/BD+ */ const BLURAY_DISC_INFO *disc_info = bd_get_disc_info(p_sys->bluray); /* Is it a bluray? */ if (!disc_info->bluray_detected) { error_msg = "Path doesn't appear to be a bluray"; goto error; } msg_Info(p_demux, "First play: %i, Top menu: %i\n" "HDMV Titles: %i, BD-J Titles: %i, Other: %i", disc_info->first_play_supported, disc_info->top_menu_supported, disc_info->num_hdmv_titles, disc_info->num_bdj_titles, disc_info->num_unsupported_titles); /* AACS */ if (disc_info->aacs_detected) { if (!disc_info->libaacs_detected) { error_msg = _("This Blu-Ray Disc needs a library for AACS decoding, " "and your system does not have it."); goto error; } if (!disc_info->aacs_handled) { #ifdef BD_AACS_CORRUPTED_DISC if (disc_info->aacs_error_code) { switch (disc_info->aacs_error_code) { case BD_AACS_CORRUPTED_DISC: error_msg = _("BluRay Disc is corrupted."); break; case BD_AACS_NO_CONFIG: error_msg = _("Missing AACS configuration file!"); break; case BD_AACS_NO_PK: error_msg = _("No valid processing key found in AACS config file."); break; case BD_AACS_NO_CERT: error_msg = _("No valid host certificate found in AACS config file."); break; case BD_AACS_CERT_REVOKED: error_msg = _("AACS Host certificate revoked."); break; case BD_AACS_MMC_FAILED: error_msg = _("AACS MMC failed."); break; } goto error; } #else error_msg = _("Your system AACS decoding library does not work. " "Missing keys?"); goto error; #endif /* BD_AACS_CORRUPTED_DISC */ } } /* BD+ */ if (disc_info->bdplus_detected) { if (!disc_info->libbdplus_detected) { error_msg = _("This Blu-Ray Disc needs a library for BD+ decoding, " "and your system does not have it."); goto error; } if (!disc_info->bdplus_handled) { error_msg = _("Your system BD+ decoding library does not work. " "Missing configuration?"); goto error; } } /* Get titles and chapters */ p_sys->p_meta = bd_get_meta(p_sys->bluray); if (!p_sys->p_meta) msg_Warn(p_demux, "Failed to get meta info." ); if (blurayInitTitles(p_demux) != VLC_SUCCESS) { goto error; } /* * Initialize the event queue, so we can receive events in blurayDemux(Menu). */ bd_get_event(p_sys->bluray, NULL); p_sys->b_menu = var_InheritBool(p_demux, "bluray-menu"); if (p_sys->b_menu) { p_sys->p_input = demux_GetParentInput(p_demux); if (unlikely(!p_sys->p_input)) { error_msg = "Could not get parent input"; goto error; } /* libbluray will start playback from "First-Title" title */ if (bd_play(p_sys->bluray) == 0) { error_msg = "Failed to start bluray playback. Please try without menu support."; goto error; } /* Registering overlay event handler */ bd_register_overlay_proc(p_sys->bluray, p_demux, blurayOverlayProc); } else { /* set start title number */ if (bluraySetTitle(p_demux, p_sys->i_longest_title) != VLC_SUCCESS) { msg_Err( p_demux, "Could not set the title %d", p_sys->i_longest_title ); goto error; } } vlc_array_init(&p_sys->es); p_sys->p_out = esOutNew( p_demux ); if (unlikely(p_sys->p_out == NULL)) { goto error; } blurayResetParser( p_demux ); if (!p_sys->p_parser) { msg_Err(p_demux, "Failed to create TS demuxer"); goto error; } p_demux->pf_control = blurayControl; p_demux->pf_demux = blurayDemux; return VLC_SUCCESS; error: if (error_msg) dialog_Fatal(p_demux, _("Blu-Ray error"), "%s", error_msg); blurayClose(object); return VLC_EGENERIC; } /***************************************************************************** * blurayClose: module destroy function *****************************************************************************/ static void blurayClose( vlc_object_t *object ) { demux_t *p_demux = (demux_t*)object; demux_sys_t *p_sys = p_demux->p_sys; /* * Close libbluray first. * This will close all the overlays before we release p_vout * bd_close( NULL ) can crash */ assert(p_sys->bluray); bd_close(p_sys->bluray); if (p_sys->p_vout != NULL) { var_DelCallback(p_sys->p_vout, "mouse-moved", &onMouseEvent, p_demux); var_DelCallback(p_sys->p_vout, "mouse-clicked", &onMouseEvent, p_demux); vlc_object_release(p_sys->p_vout); } if (p_sys->p_input != NULL) vlc_object_release(p_sys->p_input); if (p_sys->p_parser) stream_Delete(p_sys->p_parser); if (p_sys->p_out != NULL) es_out_Delete(p_sys->p_out); assert( vlc_array_count(&p_sys->es) == 0 ); vlc_array_clear( &p_sys->es ); /* Titles */ for (unsigned int i = 0; i < p_sys->i_title; i++) vlc_input_title_Delete(p_sys->pp_title[i]); TAB_CLEAN( p_sys->i_title, p_sys->pp_title ); free(p_sys); } /***************************************************************************** * Elementary streams handling *****************************************************************************/ struct es_out_sys_t { demux_t *p_demux; }; typedef struct fmt_es_pair { int i_id; es_out_id_t *p_es; } fmt_es_pair_t; static int findEsPairIndex( demux_sys_t *p_sys, int i_id ) { for ( int i = 0; i < vlc_array_count(&p_sys->es); ++i ) { if ( ((fmt_es_pair_t*)vlc_array_item_at_index(&p_sys->es, i))->i_id == i_id ) return i; } return -1; } static int findEsPairIndexByEs( demux_sys_t *p_sys, es_out_id_t *p_es ) { for ( int i = 0; i < vlc_array_count(&p_sys->es); ++i ) { if ( ((fmt_es_pair_t*)vlc_array_item_at_index(&p_sys->es, i))->p_es == p_es ) return i; } return -1; } static es_out_id_t *esOutAdd( es_out_t *p_out, const es_format_t *p_fmt ) { demux_sys_t *p_sys = p_out->p_sys->p_demux->p_sys; es_format_t fmt; es_format_Copy(&fmt, p_fmt); switch (fmt.i_cat) { case VIDEO_ES: if ( p_sys->i_video_stream != -1 && p_sys->i_video_stream != p_fmt->i_id ) fmt.i_priority = -2; break ; case AUDIO_ES: if ( p_sys->i_audio_stream != -1 && p_sys->i_audio_stream != p_fmt->i_id ) fmt.i_priority = -2; break ; case SPU_ES: break ; } es_out_id_t *p_es = es_out_Add( p_out->p_sys->p_demux->out, &fmt ); if ( p_fmt->i_id >= 0 ) { /* Ensure we are not overriding anything */ int idx = findEsPairIndex(p_sys, p_fmt->i_id); if ( idx == -1 ) { fmt_es_pair_t *p_pair = malloc( sizeof(*p_pair) ); if ( likely(p_pair != NULL) ) { p_pair->i_id = p_fmt->i_id; p_pair->p_es = p_es; msg_Info( p_out->p_sys->p_demux, "Adding ES %d", p_fmt->i_id ); vlc_array_append(&p_sys->es, p_pair); } } } es_format_Clean(&fmt); return p_es; } static int esOutSend( es_out_t *p_out, es_out_id_t *p_es, block_t *p_block ) { return es_out_Send( p_out->p_sys->p_demux->out, p_es, p_block ); } static void esOutDel( es_out_t *p_out, es_out_id_t *p_es ) { int idx = findEsPairIndexByEs( p_out->p_sys->p_demux->p_sys, p_es ); if (idx >= 0) { free( vlc_array_item_at_index( &p_out->p_sys->p_demux->p_sys->es, idx) ); vlc_array_remove(&p_out->p_sys->p_demux->p_sys->es, idx); } es_out_Del( p_out->p_sys->p_demux->out, p_es ); } static int esOutControl( es_out_t *p_out, int i_query, va_list args ) { return es_out_vaControl( p_out->p_sys->p_demux->out, i_query, args ); } static void esOutDestroy( es_out_t *p_out ) { for ( int i = 0; i < vlc_array_count(&p_out->p_sys->p_demux->p_sys->es); ++i ) free( vlc_array_item_at_index(&p_out->p_sys->p_demux->p_sys->es, i) ); vlc_array_clear(&p_out->p_sys->p_demux->p_sys->es); free( p_out->p_sys ); free( p_out ); } static es_out_t *esOutNew( demux_t *p_demux ) { assert( vlc_array_count(&p_demux->p_sys->es) == 0 ); es_out_t *p_out = malloc( sizeof(*p_out) ); if ( unlikely(p_out == NULL) ) return NULL; p_out->pf_add = &esOutAdd; p_out->pf_control = &esOutControl; p_out->pf_del = &esOutDel; p_out->pf_destroy = &esOutDestroy; p_out->pf_send = &esOutSend; p_out->p_sys = malloc( sizeof(*p_out->p_sys) ); if ( unlikely( p_out->p_sys == NULL ) ) { free( p_out ); return NULL; } p_out->p_sys->p_demux = p_demux; return p_out; } /***************************************************************************** * subpicture_updater_t functions: *****************************************************************************/ static int subpictureUpdaterValidate( subpicture_t *p_subpic, bool b_fmt_src, const video_format_t *p_fmt_src, bool b_fmt_dst, const video_format_t *p_fmt_dst, mtime_t i_ts ) { VLC_UNUSED( b_fmt_src ); VLC_UNUSED( b_fmt_dst ); VLC_UNUSED( p_fmt_src ); VLC_UNUSED( p_fmt_dst ); VLC_UNUSED( i_ts ); subpicture_updater_sys_t *p_upd_sys = p_subpic->updater.p_sys; bluray_overlay_t *p_overlay = p_upd_sys->p_overlay; vlc_mutex_lock(&p_overlay->lock); int res = p_overlay->status == Outdated; vlc_mutex_unlock(&p_overlay->lock); return res; } /* This should probably be moved to subpictures.c afterward */ static subpicture_region_t* subpicture_region_Clone(subpicture_region_t *p_region_src) { if (!p_region_src) return NULL; subpicture_region_t *p_region_dst = subpicture_region_New(&p_region_src->fmt); if (unlikely(!p_region_dst)) return NULL; p_region_dst->i_x = p_region_src->i_x; p_region_dst->i_y = p_region_src->i_y; p_region_dst->i_align = p_region_src->i_align; p_region_dst->i_alpha = p_region_src->i_alpha; p_region_dst->psz_text = p_region_src->psz_text ? strdup(p_region_src->psz_text) : NULL; p_region_dst->psz_html = p_region_src->psz_html ? strdup(p_region_src->psz_html) : NULL; if (p_region_src->p_style != NULL) { p_region_dst->p_style = malloc(sizeof(*p_region_dst->p_style)); p_region_dst->p_style = text_style_Copy(p_region_dst->p_style, p_region_src->p_style); } //Palette is already copied by subpicture_region_New, we just have to duplicate p_pixels for (int i = 0; i < p_region_src->p_picture->i_planes; i++) memcpy(p_region_dst->p_picture->p[i].p_pixels, p_region_src->p_picture->p[i].p_pixels, p_region_src->p_picture->p[i].i_lines * p_region_src->p_picture->p[i].i_pitch); return p_region_dst; } static void subpictureUpdaterUpdate(subpicture_t *p_subpic, const video_format_t *p_fmt_src, const video_format_t *p_fmt_dst, mtime_t i_ts) { VLC_UNUSED(p_fmt_src); VLC_UNUSED(p_fmt_dst); VLC_UNUSED(i_ts); subpicture_updater_sys_t *p_upd_sys = p_subpic->updater.p_sys; bluray_overlay_t *p_overlay = p_upd_sys->p_overlay; /* * When this function is called, all p_subpic regions are gone. * We need to duplicate our regions (stored internaly) to this subpic. */ vlc_mutex_lock(&p_overlay->lock); subpicture_region_t *p_src = p_overlay->p_regions; if (!p_src) return; subpicture_region_t **p_dst = &(p_subpic->p_region); while (p_src != NULL) { *p_dst = subpicture_region_Clone(p_src); if (*p_dst == NULL) break; p_dst = &((*p_dst)->p_next); p_src = p_src->p_next; } if (*p_dst != NULL) (*p_dst)->p_next = NULL; p_overlay->status = Displayed; vlc_mutex_unlock(&p_overlay->lock); } static void blurayCleanOverlayStruct(bluray_overlay_t *); static void subpictureUpdaterDestroy(subpicture_t *p_subpic) { blurayCleanOverlayStruct(p_subpic->updater.p_sys->p_overlay); } /***************************************************************************** * User input events: *****************************************************************************/ static int onMouseEvent(vlc_object_t *p_vout, const char *psz_var, vlc_value_t old, vlc_value_t val, void *p_data) { demux_t *p_demux = (demux_t*)p_data; demux_sys_t *p_sys = p_demux->p_sys; mtime_t now = mdate(); VLC_UNUSED(old); VLC_UNUSED(p_vout); if (psz_var[6] == 'm') //Mouse moved bd_mouse_select(p_sys->bluray, now, val.coords.x, val.coords.y); else if (psz_var[6] == 'c') { bd_mouse_select(p_sys->bluray, now, val.coords.x, val.coords.y); bd_user_input(p_sys->bluray, now, BD_VK_MOUSE_ACTIVATE); } else { assert(0); } return VLC_SUCCESS; } /***************************************************************************** * libbluray overlay handling: *****************************************************************************/ static void blurayCleanOverlayStruct(bluray_overlay_t *p_overlay) { if (!atomic_flag_test_and_set(&p_overlay->released_once)) return; /* * This will be called when destroying the picture. * Don't delete it again from here! */ vlc_mutex_destroy(&p_overlay->lock); subpicture_region_Delete(p_overlay->p_regions); free(p_overlay); } static void blurayCloseAllOverlays(demux_t *p_demux) { demux_sys_t *p_sys = p_demux->p_sys; p_demux->p_sys->current_overlay = -1; if (p_sys->p_vout != NULL) { for (int i = 0; i < 0; i++) { if (p_sys->p_overlays[i] != NULL) { vout_FlushSubpictureChannel(p_sys->p_vout, p_sys->p_overlays[i]->p_pic->i_channel); blurayCleanOverlayStruct(p_sys->p_overlays[i]); p_sys->p_overlays[i] = NULL; } } var_DelCallback(p_sys->p_vout, "mouse-moved", &onMouseEvent, p_demux); var_DelCallback(p_sys->p_vout, "mouse-clicked", &onMouseEvent, p_demux); vlc_object_release(p_sys->p_vout); p_sys->p_vout = NULL; } } /* * Mark the overlay as "ToDisplay" status. * This will not send the overlay to the vout instantly, as the vout * may not be acquired (not acquirable) yet. * If is has already been acquired, the overlay has already been sent to it, * therefore, we only flag the overlay as "Outdated" */ static void blurayActivateOverlay(demux_t *p_demux, const BD_OVERLAY* const ov) { demux_sys_t *p_sys = p_demux->p_sys; /* * If the overlay is already displayed, mark the picture as outdated. * We must NOT use vout_PutSubpicture if a picture is already displayed. */ vlc_mutex_lock(&p_sys->p_overlays[ov->plane]->lock); if ((p_sys->p_overlays[ov->plane]->status == Displayed || p_sys->p_overlays[ov->plane]->status == Outdated) && p_sys->p_vout) { p_sys->p_overlays[ov->plane]->status = Outdated; vlc_mutex_unlock(&p_sys->p_overlays[ov->plane]->lock); return; } /* * Mark the overlay as available, but don't display it right now. * the blurayDemuxMenu will send it to vout, as it may be unavailable when * the overlay is computed */ p_sys->current_overlay = ov->plane; p_sys->p_overlays[ov->plane]->status = ToDisplay; vlc_mutex_unlock(&p_sys->p_overlays[ov->plane]->lock); } static void blurayInitOverlay(demux_t *p_demux, const BD_OVERLAY* const ov) { demux_sys_t *p_sys = p_demux->p_sys; assert(p_sys->p_overlays[ov->plane] == NULL); p_sys->p_overlays[ov->plane] = calloc(1, sizeof(**p_sys->p_overlays)); if (unlikely(!p_sys->p_overlays[ov->plane])) return; subpicture_updater_sys_t *p_upd_sys = malloc(sizeof(*p_upd_sys)); if (unlikely(!p_upd_sys)) { free(p_sys->p_overlays[ov->plane]); p_sys->p_overlays[ov->plane] = NULL; return; } /* two references: vout + demux */ p_sys->p_overlays[ov->plane]->released_once = ATOMIC_FLAG_INIT; p_upd_sys->p_overlay = p_sys->p_overlays[ov->plane]; subpicture_updater_t updater = { .pf_validate = subpictureUpdaterValidate, .pf_update = subpictureUpdaterUpdate, .pf_destroy = subpictureUpdaterDestroy, .p_sys = p_upd_sys, }; vlc_mutex_init(&p_sys->p_overlays[ov->plane]->lock); p_sys->p_overlays[ov->plane]->p_pic = subpicture_New(&updater); p_sys->p_overlays[ov->plane]->p_pic->i_original_picture_width = ov->w; p_sys->p_overlays[ov->plane]->p_pic->i_original_picture_height = ov->h; p_sys->p_overlays[ov->plane]->p_pic->b_ephemer = true; p_sys->p_overlays[ov->plane]->p_pic->b_absolute = true; } /** * Destroy every regions in the subpicture. * This is done in two steps: * - Wiping our private regions list * - Flagging the overlay as outdated, so the changes are replicated from * the subpicture_updater_t::pf_update * This doesn't destroy the subpicture, as the overlay may be used again by libbluray. */ static void blurayClearOverlay(demux_t *p_demux, const BD_OVERLAY* const ov) { demux_sys_t *p_sys = p_demux->p_sys; vlc_mutex_lock(&p_sys->p_overlays[ov->plane]->lock); subpicture_region_ChainDelete(p_sys->p_overlays[ov->plane]->p_regions); p_sys->p_overlays[ov->plane]->p_regions = NULL; p_sys->p_overlays[ov->plane]->status = Outdated; vlc_mutex_unlock(&p_sys->p_overlays[ov->plane]->lock); } /* * This will draw to the overlay by adding a region to our region list * This will have to be copied to the subpicture used to render the overlay. */ static void blurayDrawOverlay(demux_t *p_demux, const BD_OVERLAY* const ov) { demux_sys_t *p_sys = p_demux->p_sys; /* * Compute a subpicture_region_t. * It will be copied and sent to the vout later. */ if (!ov->img) return; vlc_mutex_lock(&p_sys->p_overlays[ov->plane]->lock); /* Find a region to update */ subpicture_region_t *p_reg = p_sys->p_overlays[ov->plane]->p_regions; subpicture_region_t *p_last = NULL; while (p_reg != NULL) { p_last = p_reg; if (p_reg->i_x == ov->x && p_reg->i_y == ov->y && p_reg->fmt.i_width == ov->w && p_reg->fmt.i_height == ov->h) break; p_reg = p_reg->p_next; } /* If there is no region to update, create a new one. */ if (!p_reg) { video_format_t fmt; video_format_Init(&fmt, 0); video_format_Setup(&fmt, VLC_CODEC_YUVP, ov->w, ov->h, 1, 1); p_reg = subpicture_region_New(&fmt); p_reg->i_x = ov->x; p_reg->i_y = ov->y; /* Append it to our list. */ if (p_last != NULL) p_last->p_next = p_reg; else /* If we don't have a last region, then our list empty */ p_sys->p_overlays[ov->plane]->p_regions = p_reg; } /* Now we can update the region, regardless it's an update or an insert */ const BD_PG_RLE_ELEM *img = ov->img; for (int y = 0; y < ov->h; y++) { for (int x = 0; x < ov->w;) { memset(p_reg->p_picture->p[0].p_pixels + y * p_reg->p_picture->p[0].i_pitch + x, img->color, img->len); x += img->len; img++; } } if (ov->palette) { p_reg->fmt.p_palette->i_entries = 256; for (int i = 0; i < 256; ++i) { p_reg->fmt.p_palette->palette[i][0] = ov->palette[i].Y; p_reg->fmt.p_palette->palette[i][1] = ov->palette[i].Cb; p_reg->fmt.p_palette->palette[i][2] = ov->palette[i].Cr; p_reg->fmt.p_palette->palette[i][3] = ov->palette[i].T; } } vlc_mutex_unlock(&p_sys->p_overlays[ov->plane]->lock); /* * /!\ The region is now stored in our internal list, but not in the subpicture /!\ */ } static void blurayOverlayProc(void *ptr, const BD_OVERLAY *const overlay) { demux_t *p_demux = (demux_t*)ptr; if (!overlay) { msg_Info(p_demux, "Closing overlay."); blurayCloseAllOverlays(p_demux); return; } switch (overlay->cmd) { case BD_OVERLAY_INIT: msg_Info(p_demux, "Initializing overlay"); blurayInitOverlay(p_demux, overlay); break; case BD_OVERLAY_CLEAR: blurayClearOverlay(p_demux, overlay); break; case BD_OVERLAY_FLUSH: blurayActivateOverlay(p_demux, overlay); break; case BD_OVERLAY_DRAW: blurayDrawOverlay(p_demux, overlay); break; default: msg_Warn(p_demux, "Unknown BD overlay command: %u", overlay->cmd); break; } } static void bluraySendOverlayToVout(demux_t *p_demux) { demux_sys_t *p_sys = p_demux->p_sys; assert(p_sys->current_overlay >= 0 && p_sys->p_overlays[p_sys->current_overlay] != NULL && p_sys->p_overlays[p_sys->current_overlay]->p_pic != NULL); p_sys->p_overlays[p_sys->current_overlay]->p_pic->i_start = p_sys->p_overlays[p_sys->current_overlay]->p_pic->i_stop = mdate(); p_sys->p_overlays[p_sys->current_overlay]->p_pic->i_channel = vout_RegisterSubpictureChannel(p_sys->p_vout); /* * After this point, the picture should not be accessed from the demux thread, * as it is held by the vout thread. * This must be done only once per subpicture, ie. only once between each * blurayInitOverlay & blurayCloseOverlay call. */ vout_PutSubpicture(p_sys->p_vout, p_sys->p_overlays[p_sys->current_overlay]->p_pic); /* * Mark the picture as Outdated, as it contains no region for now. * This will make the subpicture_updater_t call pf_update */ p_sys->p_overlays[p_sys->current_overlay]->status = Outdated; } static int blurayInitTitles(demux_t *p_demux ) { demux_sys_t *p_sys = p_demux->p_sys; /* get and set the titles */ unsigned i_title = bd_get_titles(p_sys->bluray, TITLES_RELEVANT, 60); int64_t duration = 0; for (unsigned int i = 0; i < i_title; i++) { input_title_t *t = vlc_input_title_New(); if (!t) break; BLURAY_TITLE_INFO *title_info = bd_get_title_info(p_sys->bluray, i, 0); if (!title_info) break; t->i_length = FROM_TICKS(title_info->duration); if (t->i_length > duration) { duration = t->i_length; p_sys->i_longest_title = i; } for ( unsigned int j = 0; j < title_info->chapter_count; j++) { seekpoint_t *s = vlc_seekpoint_New(); if (!s) break; s->i_time_offset = title_info->chapters[j].offset; TAB_APPEND( t->i_seekpoint, t->seekpoint, s ); } TAB_APPEND( p_sys->i_title, p_sys->pp_title, t ); bd_free_title_info(title_info); } return VLC_SUCCESS; } static void blurayResetParser( demux_t *p_demux ) { /* * This is a hack and will have to be removed. * The parser should be flushed, and not destroy/created each time * we are changing title. */ demux_sys_t *p_sys = p_demux->p_sys; if (p_sys->p_parser) stream_Delete(p_sys->p_parser); p_sys->p_parser = stream_DemuxNew(p_demux, "ts", p_sys->p_out); if (!p_sys->p_parser) { msg_Err(p_demux, "Failed to create TS demuxer"); } } static void blurayUpdateTitle(demux_t *p_demux, unsigned i_title) { blurayResetParser(p_demux); if (i_title >= p_demux->p_sys->i_title) return; /* read title info and init some values */ p_demux->info.i_title = i_title; p_demux->info.i_seekpoint = 0; p_demux->info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT; } /***************************************************************************** * bluraySetTitle: select new BD title *****************************************************************************/ static int bluraySetTitle(demux_t *p_demux, int i_title) { demux_sys_t *p_sys = p_demux->p_sys; /* Looking for the main title, ie the longest duration */ if (i_title < 0) i_title = p_sys->i_longest_title; else if ((unsigned)i_title > p_sys->i_title) return VLC_EGENERIC; msg_Dbg( p_demux, "Selecting Title %i", i_title); /* Select Blu-Ray title */ if (bd_select_title(p_demux->p_sys->bluray, i_title) == 0 ) { msg_Err(p_demux, "cannot select bd title '%d'", p_demux->info.i_title); return VLC_EGENERIC; } blurayUpdateTitle( p_demux, i_title ); return VLC_SUCCESS; } /***************************************************************************** * blurayControl: handle the controls *****************************************************************************/ static int blurayControl(demux_t *p_demux, int query, va_list args) { demux_sys_t *p_sys = p_demux->p_sys; bool *pb_bool; int64_t *pi_64; switch (query) { case DEMUX_CAN_SEEK: case DEMUX_CAN_PAUSE: case DEMUX_CAN_CONTROL_PACE: pb_bool = (bool*)va_arg( args, bool * ); *pb_bool = true; break; case DEMUX_GET_PTS_DELAY: pi_64 = (int64_t*)va_arg( args, int64_t * ); *pi_64 = INT64_C(1000) * var_InheritInteger( p_demux, "disc-caching" ); break; case DEMUX_SET_PAUSE_STATE: /* Nothing to do */ break; case DEMUX_SET_TITLE: { int i_title = (int)va_arg( args, int ); if (bluraySetTitle(p_demux, i_title) != VLC_SUCCESS) return VLC_EGENERIC; break; } case DEMUX_SET_SEEKPOINT: { int i_chapter = (int)va_arg( args, int ); bd_seek_chapter( p_sys->bluray, i_chapter ); p_demux->info.i_update = INPUT_UPDATE_SEEKPOINT; break; } case DEMUX_GET_TITLE_INFO: { input_title_t ***ppp_title = (input_title_t***)va_arg( args, input_title_t*** ); int *pi_int = (int*)va_arg( args, int* ); int *pi_title_offset = (int*)va_arg( args, int* ); int *pi_chapter_offset = (int*)va_arg( args, int* ); /* */ *pi_title_offset = 0; *pi_chapter_offset = 0; /* Duplicate local title infos */ *pi_int = p_sys->i_title; *ppp_title = calloc( p_sys->i_title, sizeof(input_title_t **) ); for( unsigned int i = 0; i < p_sys->i_title; i++ ) (*ppp_title)[i] = vlc_input_title_Duplicate( p_sys->pp_title[i]); return VLC_SUCCESS; } case DEMUX_GET_LENGTH: { int64_t *pi_length = (int64_t*)va_arg(args, int64_t *); *pi_length = p_demux->info.i_title < (int)p_sys->i_title ? CUR_LENGTH : 0; return VLC_SUCCESS; } case DEMUX_SET_TIME: { int64_t i_time = (int64_t)va_arg(args, int64_t); bd_seek_time(p_sys->bluray, TO_TICKS(i_time)); return VLC_SUCCESS; } case DEMUX_GET_TIME: { int64_t *pi_time = (int64_t*)va_arg(args, int64_t *); *pi_time = (int64_t)FROM_TICKS(bd_tell_time(p_sys->bluray)); return VLC_SUCCESS; } case DEMUX_GET_POSITION: { double *pf_position = (double*)va_arg( args, double * ); *pf_position = p_demux->info.i_title < (int)p_sys->i_title ? (double)FROM_TICKS(bd_tell_time(p_sys->bluray))/CUR_LENGTH : 0.0; return VLC_SUCCESS; } case DEMUX_SET_POSITION: { double f_position = (double)va_arg(args, double); bd_seek_time(p_sys->bluray, TO_TICKS(f_position*CUR_LENGTH)); return VLC_SUCCESS; } case DEMUX_GET_META: { vlc_meta_t *p_meta = (vlc_meta_t *) va_arg (args, vlc_meta_t*); const META_DL *meta = p_sys->p_meta; if (meta == NULL) return VLC_EGENERIC; if (!EMPTY_STR(meta->di_name)) vlc_meta_SetTitle(p_meta, meta->di_name); if (!EMPTY_STR(meta->language_code)) vlc_meta_AddExtra(p_meta, "Language", meta->language_code); if (!EMPTY_STR(meta->filename)) vlc_meta_AddExtra(p_meta, "Filename", meta->filename); if (!EMPTY_STR(meta->di_alternative)) vlc_meta_AddExtra(p_meta, "Alternative", meta->di_alternative); // if (meta->di_set_number > 0) vlc_meta_SetTrackNum(p_meta, meta->di_set_number); // if (meta->di_num_sets > 0) vlc_meta_AddExtra(p_meta, "Discs numbers in Set", meta->di_num_sets); if (meta->thumb_count > 0 && meta->thumbnails) { vlc_meta_SetArtURL(p_meta, meta->thumbnails[0].path); } return VLC_SUCCESS; } case DEMUX_CAN_RECORD: case DEMUX_GET_FPS: case DEMUX_SET_GROUP: case DEMUX_HAS_UNSUPPORTED_META: case DEMUX_GET_ATTACHMENTS: return VLC_EGENERIC; default: msg_Warn( p_demux, "unimplemented query (%d) in control", query ); return VLC_EGENERIC; } return VLC_SUCCESS; } static void blurayUpdateCurrentClip( demux_t *p_demux, uint32_t clip ) { if (clip == 0xFF) return ; demux_sys_t *p_sys = p_demux->p_sys; p_sys->i_current_clip = clip; BLURAY_TITLE_INFO *info = bd_get_title_info(p_sys->bluray, bd_get_current_title(p_sys->bluray), 0); if ( info == NULL ) return ; /* Let's assume a single video track for now. * This may brake later, but it's enough for now. */ assert(info->clips[p_sys->i_current_clip].video_stream_count >= 1); p_sys->i_video_stream = info->clips[p_sys->i_current_clip].video_streams[0].pid; bd_free_title_info(info); } static void blurayHandleEvent( demux_t *p_demux, const BD_EVENT *e ) { demux_sys_t *p_sys = p_demux->p_sys; switch (e->event) { case BD_EVENT_TITLE: blurayUpdateTitle(p_demux, e->param); break; case BD_EVENT_PLAYITEM: blurayUpdateCurrentClip(p_demux, e->param); break; case BD_EVENT_AUDIO_STREAM: { if ( e->param == 0xFF ) break ; BLURAY_TITLE_INFO *info = bd_get_title_info(p_sys->bluray, bd_get_current_title(p_sys->bluray), 0); if ( info == NULL ) break ; /* The param we get is the real stream id, not an index, ie. it starts from 1 */ int pid = info->clips[p_sys->i_current_clip].audio_streams[e->param - 1].pid; int idx = findEsPairIndex( p_sys, pid ); if ( idx >= 0 ) { es_out_id_t *p_es = vlc_array_item_at_index(&p_sys->es, idx); es_out_Control( p_demux->out, ES_OUT_SET_ES, p_es ); } bd_free_title_info( info ); p_sys->i_audio_stream = pid; break ; } case BD_EVENT_CHAPTER: p_demux->info.i_update |= INPUT_UPDATE_SEEKPOINT; p_demux->info.i_seekpoint = e->param; break; case BD_EVENT_ANGLE: case BD_EVENT_IG_STREAM: default: msg_Warn( p_demux, "event: %d param: %d", e->event, e->param ); break; } } static void blurayHandleEvents( demux_t *p_demux ) { BD_EVENT e; while (bd_get_event(p_demux->p_sys->bluray, &e)) { blurayHandleEvent(p_demux, &e); } } #define BD_TS_PACKET_SIZE (192) #define NB_TS_PACKETS (200) static int blurayDemux(demux_t *p_demux) { demux_sys_t *p_sys = p_demux->p_sys; block_t *p_block = block_New(p_demux, NB_TS_PACKETS * (int64_t)BD_TS_PACKET_SIZE); if (!p_block) { return -1; } int nread = -1; if (p_sys->b_menu == false) { blurayHandleEvents(p_demux); nread = bd_read(p_sys->bluray, p_block->p_buffer, NB_TS_PACKETS * BD_TS_PACKET_SIZE); if (nread < 0) { block_Release(p_block); return nread; } } else { BD_EVENT e; nread = bd_read_ext(p_sys->bluray, p_block->p_buffer, NB_TS_PACKETS * BD_TS_PACKET_SIZE, &e); if (nread < 0) { block_Release(p_block); return -1; } if (nread == 0) { if (e.event == BD_EVENT_NONE) msg_Info(p_demux, "We reached the end of a title"); else blurayHandleEvent(p_demux, &e); block_Release(p_block); return 1; } if (p_sys->current_overlay != -1) { vlc_mutex_lock(&p_sys->p_overlays[p_sys->current_overlay]->lock); if (p_sys->p_overlays[p_sys->current_overlay]->status == ToDisplay) { vlc_mutex_unlock(&p_sys->p_overlays[p_sys->current_overlay]->lock); if (p_sys->p_vout == NULL) p_sys->p_vout = input_GetVout(p_sys->p_input); if (p_sys->p_vout != NULL) { var_AddCallback(p_sys->p_vout, "mouse-moved", &onMouseEvent, p_demux); var_AddCallback(p_sys->p_vout, "mouse-clicked", &onMouseEvent, p_demux); bluraySendOverlayToVout(p_demux); } } else vlc_mutex_unlock(&p_sys->p_overlays[p_sys->current_overlay]->lock); } } p_block->i_buffer = nread; stream_DemuxSend(p_sys->p_parser, p_block); return 1; }