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vlc/modules/access/bluray.c

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/*****************************************************************************
* bluray.c: Blu-ray disc support plugin
*****************************************************************************
* Copyright © 2010-2012 VideoLAN, VLC authors and libbluray AUTHORS
*
* Authors: Jean-Baptiste Kempf <jb@videolan.org>
* Hugo Beauzée-Luyssen <hugo@videolan.org>
*
* 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 <assert.h>
#include <limits.h> /* PATH_MAX */
#if defined (HAVE_MNTENT_H) && defined(HAVE_SYS_STAT_H)
# include <mntent.h>
# include <sys/stat.h>
#endif
#ifdef __APPLE__
# include <sys/stat.h>
# include <sys/param.h>
# include <sys/ucred.h>
# include <sys/mount.h>
#endif
#include <vlc_common.h>
#include <vlc_plugin.h>
#include <vlc_demux.h> /* demux_t */
#include <vlc_input.h> /* Seekpoints, chapters */
#include <vlc_atomic.h>
#include <vlc_dialog.h> /* BD+/AACS warnings */
#include <vlc_vout.h> /* vout_PutSubpicture / subpicture_t */
#include <vlc_url.h> /* vlc_path2uri */
#include <vlc_iso_lang.h>
/* FIXME we should find a better way than including that */
#include "../../src/text/iso-639_def.h"
#include <libbluray/bluray.h>
#include <libbluray/bluray-version.h>
#include <libbluray/keys.h>
#include <libbluray/meta_data.h>
#include <libbluray/overlay.h>
/*****************************************************************************
* Module descriptor
*****************************************************************************/
#define BD_MENU_TEXT N_("Blu-ray menus")
#define BD_MENU_LONGTEXT N_("Use Blu-ray menus. If disabled, "\
"the movie will start directly")
#define BD_REGION_TEXT N_("Region code")
#define BD_REGION_LONGTEXT N_("Blu-Ray player region code. "\
"Some discs can be played only with a correct region code.")
static const char *const ppsz_region_code[] = {
"A", "B", "C" };
static const char *const ppsz_region_code_text[] = {
"Region A", "Region B", "Region C" };
#define REGION_DEFAULT 1 /* Index to region list. Actual region code is (1<<REGION_DEFAULT) */
#define LANGUAGE_DEFAULT ("eng")
/* Callbacks */
static int blurayOpen (vlc_object_t *);
static void blurayClose(vlc_object_t *);
vlc_module_begin ()
set_shortname(N_("Blu-ray"))
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_string("bluray-region", ppsz_region_code[REGION_DEFAULT], BD_REGION_TEXT, BD_REGION_LONGTEXT, false)
change_string_list(ppsz_region_code, ppsz_region_code_text)
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;
input_title_t **pp_title;
vlc_mutex_t pl_info_lock;
BLURAY_TITLE_INFO *p_pl_info;
const BLURAY_CLIP_INFO *p_clip_info;
/* Meta information */
const META_DL *p_meta;
/* Menus */
bluray_overlay_t *p_overlays[MAX_OVERLAY];
int current_overlay; // -1 if no current overlay;
bool b_menu;
bool b_menu_open;
bool b_popup_available;
mtime_t i_still_end_time;
/* */
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_spu_stream; /* Selected subtitle stream. -1 if default */
int i_video_stream;
stream_t *p_parser;
bool b_flushed;
/* Used to store bluray disc path */
char *psz_bd_path;
};
struct subpicture_updater_sys_t
{
bluray_overlay_t *p_overlay;
};
/* Get a 3 char code
* FIXME: partiallyy duplicated from src/input/es_out.c
*/
static const char *DemuxGetLanguageCode( demux_t *p_demux, const char *psz_var )
{
const iso639_lang_t *pl;
char *psz_lang;
char *p;
psz_lang = var_CreateGetString( p_demux, psz_var );
if( !psz_lang )
return LANGUAGE_DEFAULT;
/* XXX: we will use only the first value
* (and ignore other ones in case of a list) */
if( ( p = strchr( psz_lang, ',' ) ) )
*p = '\0';
for( pl = p_languages; pl->psz_eng_name != NULL; pl++ )
{
if( *psz_lang == '\0' )
continue;
if( !strcasecmp( pl->psz_eng_name, psz_lang ) ||
!strcasecmp( pl->psz_iso639_1, psz_lang ) ||
!strcasecmp( pl->psz_iso639_2T, psz_lang ) ||
!strcasecmp( pl->psz_iso639_2B, psz_lang ) )
break;
}
free( psz_lang );
if( pl->psz_eng_name != NULL )
return pl->psz_iso639_2T;
return LANGUAGE_DEFAULT;
}
/*****************************************************************************
* 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 void blurayInitTitles(demux_t *p_demux, int menu_titles);
static int bluraySetTitle(demux_t *p_demux, int i_title);
static void blurayOverlayProc(void *ptr, const BD_OVERLAY * const overlay);
static void blurayArgbOverlayProc(void *ptr, const BD_ARGB_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
/* */
static void FindMountPoint(char **file)
{
char *device = *file;
#if defined (HAVE_MNTENT_H) && defined (HAVE_SYS_STAT_H)
/* 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(device, NULL);
if (bd_device == NULL)
return;
struct stat st;
if (lstat (bd_device, &st) == 0 && S_ISBLK (st.st_mode)) {
FILE *mtab = setmntent ("/proc/self/mounts", "r");
struct mntent *m, mbuf;
char buf [8192];
while ((m = getmntent_r (mtab, &mbuf, buf, sizeof(buf))) != NULL) {
if (!strcmp (m->mnt_fsname, bd_device)) {
free(device);
*file = strdup(m->mnt_dir);
break;
}
}
endmntent (mtab);
}
free(bd_device);
#elif defined(__APPLE__)
struct stat st;
if (!stat (device, &st) && S_ISBLK (st.st_mode)) {
int fs_count = getfsstat (NULL, 0, MNT_NOWAIT);
if (fs_count > 0) {
struct statfs mbuf[128];
getfsstat (mbuf, fs_count * sizeof(mbuf[0]), MNT_NOWAIT);
for (int i = 0; i < fs_count; ++i)
if (!strcmp (mbuf[i].f_mntfromname, device)) {
free(device);
*file = strdup(mbuf[i].f_mntonname);
return;
}
}
}
#else
# warning Disc device to mount point not implemented
#endif
}
/*****************************************************************************
* cache current playlist (title) information
*****************************************************************************/
static void setTitleInfo(demux_sys_t *p_sys, BLURAY_TITLE_INFO *info)
{
vlc_mutex_lock(&p_sys->pl_info_lock);
if (p_sys->p_pl_info) {
bd_free_title_info(p_sys->p_pl_info);
}
p_sys->p_pl_info = info;
p_sys->p_clip_info = NULL;
if (p_sys->p_pl_info && p_sys->p_pl_info->clip_count) {
p_sys->p_clip_info = &p_sys->p_pl_info->clips[0];
}
vlc_mutex_unlock(&p_sys->pl_info_lock);
}
/*****************************************************************************
* blurayOpen: module init function
*****************************************************************************/
static int blurayOpen(vlc_object_t *object)
{
demux_t *p_demux = (demux_t*)object;
demux_sys_t *p_sys;
const char *error_msg = NULL;
#define BLURAY_ERROR(s) do { error_msg = s; goto error; } while(0)
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_spu_stream = -1;
p_sys->i_video_stream = -1;
p_sys->i_still_end_time = 0;
/* 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)
p_sys->psz_bd_path = strdup(p_demux->psz_file);
/* If we're passed a block device, try to convert it to the mount point. */
FindMountPoint(&p_sys->psz_bd_path);
p_sys->bluray = bd_open(p_sys->psz_bd_path, NULL);
if (!p_sys->bluray) {
free(p_sys->psz_bd_path);
free(p_sys);
return VLC_EGENERIC;
}
vlc_mutex_init(&p_sys->pl_info_lock);
/* 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)
BLURAY_ERROR(_("Path doesn't appear to be a Blu-ray"));
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) {
msg_Dbg(p_demux, "Disc is using AACS");
if (!disc_info->libaacs_detected)
BLURAY_ERROR(_("This Blu-ray Disc needs a library for AACS decoding"
", and your system does not have it."));
if (!disc_info->aacs_handled) {
if (disc_info->aacs_error_code) {
switch (disc_info->aacs_error_code) {
case BD_AACS_CORRUPTED_DISC:
BLURAY_ERROR(_("Blu-ray Disc is corrupted."));
case BD_AACS_NO_CONFIG:
BLURAY_ERROR(_("Missing AACS configuration file!"));
case BD_AACS_NO_PK:
BLURAY_ERROR(_("No valid processing key found in AACS config file."));
case BD_AACS_NO_CERT:
BLURAY_ERROR(_("No valid host certificate found in AACS config file."));
case BD_AACS_CERT_REVOKED:
BLURAY_ERROR(_("AACS Host certificate revoked."));
case BD_AACS_MMC_FAILED:
BLURAY_ERROR(_("AACS MMC failed."));
}
}
}
}
/* BD+ */
if (disc_info->bdplus_detected) {
msg_Dbg(p_demux, "Disc is using BD+");
if (!disc_info->libbdplus_detected)
BLURAY_ERROR(_("This Blu-ray Disc needs a library for BD+ decoding"
", and your system does not have it."));
if (!disc_info->bdplus_handled)
BLURAY_ERROR(_("Your system BD+ decoding library does not work. "
"Missing configuration?"));
}
/* set player region code */
char *psz_region = var_InheritString(p_demux, "bluray-region");
unsigned int region = psz_region ? (psz_region[0] - 'A') : REGION_DEFAULT;
free(psz_region);
bd_set_player_setting(p_sys->bluray, BLURAY_PLAYER_SETTING_REGION_CODE, 1<<region);
/* set preferred languages */
const char *psz_code = DemuxGetLanguageCode( p_demux, "audio-language" );
bd_set_player_setting_str(p_sys->bluray, BLURAY_PLAYER_SETTING_AUDIO_LANG, psz_code);
psz_code = DemuxGetLanguageCode( p_demux, "sub-language" );
bd_set_player_setting_str(p_sys->bluray, BLURAY_PLAYER_SETTING_PG_LANG, psz_code);
psz_code = DemuxGetLanguageCode( p_demux, "menu-language" );
bd_set_player_setting_str(p_sys->bluray, BLURAY_PLAYER_SETTING_MENU_LANG, psz_code);
/* 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.");
p_sys->b_menu = var_InheritBool(p_demux, "bluray-menu");
blurayInitTitles(p_demux, disc_info->num_hdmv_titles + disc_info->num_bdj_titles + 1/*Top Menu*/ + 1/*First Play*/);
/*
* Initialize the event queue, so we can receive events in blurayDemux(Menu).
*/
bd_get_event(p_sys->bluray, NULL);
/* Registering overlay event handler */
bd_register_overlay_proc(p_sys->bluray, p_demux, blurayOverlayProc);
p_sys->p_input = demux_GetParentInput(p_demux);
if (unlikely(!p_sys->p_input)) {
msg_Err(p_demux, "Could not get parent input");
goto error;
}
if (p_sys->b_menu) {
/* Register ARGB overlay handler for BD-J */
if (disc_info->num_bdj_titles)
bd_register_argb_overlay_proc(p_sys->bluray, p_demux, blurayArgbOverlayProc, NULL);
/* libbluray will start playback from "First-Title" title */
if (bd_play(p_sys->bluray) == 0)
BLURAY_ERROR(_("Failed to start bluray playback. Please try without menu support."));
} 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;
#undef BLURAY_ERROR
}
/*****************************************************************************
* 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;
setTitleInfo(p_sys, NULL);
/*
* 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);
vlc_mutex_destroy(&p_sys->pl_info_lock);
free(p_sys->psz_bd_path);
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 void setStreamLang(es_format_t *p_fmt,
const BLURAY_STREAM_INFO *p_streams, int i_stream_count)
{
for (int i = 0; i < i_stream_count; i++) {
if (p_fmt->i_id == p_streams[i].pid) {
free(p_fmt->psz_language);
p_fmt->psz_language = strndup((const char *)p_streams[i].lang, 3);
return;
}
}
}
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);
vlc_mutex_lock(&p_sys->pl_info_lock);
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 = ES_PRIORITY_NOT_SELECTABLE;
break ;
case AUDIO_ES:
if (p_sys->i_audio_stream != -1 && p_sys->i_audio_stream != p_fmt->i_id)
fmt.i_priority = ES_PRIORITY_NOT_SELECTABLE;
if (p_sys->p_clip_info)
setStreamLang(&fmt, p_sys->p_clip_info->audio_streams, p_sys->p_clip_info->audio_stream_count);
break ;
case SPU_ES:
if (p_sys->i_spu_stream != -1 && p_sys->i_spu_stream != p_fmt->i_id)
fmt.i_priority = ES_PRIORITY_NOT_SELECTABLE;
if (p_sys->p_clip_info)
setStreamLang(&fmt, p_sys->p_clip_info->pg_streams, p_sys->p_clip_info->pg_stream_count);
break ;
}
vlc_mutex_unlock(&p_sys->pl_info_lock);
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) {
vlc_mutex_unlock(&p_overlay->lock);
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);
free(p_subpic->updater.p_sys);
}
/*****************************************************************************
* 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;
}
static int sendKeyEvent(demux_sys_t *p_sys, unsigned int key)
{
mtime_t now = mdate();
if (bd_user_input(p_sys->bluray, now, key) < 0)
return VLC_EGENERIC;
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_ChainDelete(p_overlay->p_regions);
free(p_overlay);
}
static void blurayCloseOverlay(demux_t *p_demux, int plane)
{
demux_sys_t *p_sys = p_demux->p_sys;
bluray_overlay_t *ov = p_sys->p_overlays[plane];
if (ov != NULL) {
if (p_sys->p_vout)
vout_FlushSubpictureChannel(p_sys->p_vout, ov->p_pic->i_channel);
blurayCleanOverlayStruct(ov);
if (p_sys->current_overlay == plane)
p_sys->current_overlay = -1;
p_sys->p_overlays[plane] = NULL;
}
for (int i = 0; i < MAX_OVERLAY; i++)
if (p_sys->p_overlays[i])
return;
/* All overlays have been closed */
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);
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, int plane)
{
demux_sys_t *p_sys = p_demux->p_sys;
bluray_overlay_t *ov = p_sys->p_overlays[plane];
/*
* 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(&ov->lock);
if (ov->status >= Displayed && p_sys->p_vout) {
ov->status = Outdated;
vlc_mutex_unlock(&ov->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 = plane;
ov->status = ToDisplay;
vlc_mutex_unlock(&ov->lock);
}
static void blurayInitOverlay(demux_t *p_demux, int plane, int width, int height)
{
demux_sys_t *p_sys = p_demux->p_sys;
assert(p_sys->p_overlays[plane] == NULL);
bluray_overlay_t *ov = calloc(1, sizeof(*ov));
if (unlikely(ov == NULL))
return;
subpicture_updater_sys_t *p_upd_sys = malloc(sizeof(*p_upd_sys));
if (unlikely(p_upd_sys == NULL)) {
free(ov);
return;
}
/* two references: vout + demux */
atomic_flag_clear(&ov->released_once);
p_upd_sys->p_overlay = ov;
subpicture_updater_t updater = {
.pf_validate = subpictureUpdaterValidate,
.pf_update = subpictureUpdaterUpdate,
.pf_destroy = subpictureUpdaterDestroy,
.p_sys = p_upd_sys,
};
ov->p_pic = subpicture_New(&updater);
if (ov->p_pic == NULL) {
free(p_upd_sys);
free(ov);
return;
}
ov->p_pic->i_original_picture_width = width;
ov->p_pic->i_original_picture_height = height;
ov->p_pic->b_ephemer = true;
ov->p_pic->b_absolute = true;
vlc_mutex_init(&ov->lock);
p_sys->p_overlays[plane] = ov;
}
/**
* 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, int plane)
{
demux_sys_t *p_sys = p_demux->p_sys;
bluray_overlay_t *ov = p_sys->p_overlays[plane];
vlc_mutex_lock(&ov->lock);
subpicture_region_ChainDelete(ov->p_regions);
ov->p_regions = NULL;
ov->status = Outdated;
vlc_mutex_unlock(&ov->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, 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;) {
plane_t *p = &p_reg->p_picture->p[0];
memset(&p->p_pixels[y * p->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;
demux_sys_t *p_sys = p_demux->p_sys;
if (!overlay) {
msg_Info(p_demux, "Closing overlays.");
p_sys->current_overlay = -1;
if (p_sys->p_vout)
for (int i = 0; i < MAX_OVERLAY; i++)
blurayCloseOverlay(p_demux, i);
return;
}
switch (overlay->cmd) {
case BD_OVERLAY_INIT:
msg_Info(p_demux, "Initializing overlay");
blurayInitOverlay(p_demux, overlay->plane, overlay->w, overlay->h);
break;
case BD_OVERLAY_CLOSE:
blurayClearOverlay(p_demux, overlay->plane);
blurayCloseOverlay(p_demux, overlay->plane);
break;
case BD_OVERLAY_CLEAR:
blurayClearOverlay(p_demux, overlay->plane);
break;
case BD_OVERLAY_FLUSH:
blurayActivateOverlay(p_demux, overlay->plane);
break;
case BD_OVERLAY_DRAW:
blurayDrawOverlay(p_demux, overlay);
break;
default:
msg_Warn(p_demux, "Unknown BD overlay command: %u", overlay->cmd);
break;
}
}
/*
* ARGB overlay (BD-J)
*/
static void blurayInitArgbOverlay(demux_t *p_demux, int plane, int width, int height)
{
demux_sys_t *p_sys = p_demux->p_sys;
blurayInitOverlay(p_demux, plane, width, height);
if (!p_sys->p_overlays[plane]->p_regions) {
video_format_t fmt;
video_format_Init(&fmt, 0);
video_format_Setup(&fmt, VLC_CODEC_RGBA, width, height, width, height, 1, 1);
p_sys->p_overlays[plane]->p_regions = subpicture_region_New(&fmt);
}
}
static void blurayDrawArgbOverlay(demux_t *p_demux, const BD_ARGB_OVERLAY* const ov)
{
demux_sys_t *p_sys = p_demux->p_sys;
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;
if (!p_reg) {
vlc_mutex_unlock(&p_sys->p_overlays[ov->plane]->lock);
return;
}
/* Now we can update the region */
const uint32_t *src0 = ov->argb;
uint8_t *dst0 = p_reg->p_picture->p[0].p_pixels +
p_reg->p_picture->p[0].i_pitch * ov->y +
ov->x * 4;
for (int y = 0; y < ov->h; y++) {
// XXX: add support for this format ? Should be possible with OPENGL/VDPAU/...
// - or add libbluray option to select the format ?
for (int x = 0; x < ov->w; x++) {
dst0[x*4 ] = src0[x]>>16; /* R */
dst0[x*4+1] = src0[x]>>8; /* G */
dst0[x*4+2] = src0[x]; /* B */
dst0[x*4+3] = src0[x]>>24; /* A */
}
src0 += ov->stride;
dst0 += p_reg->p_picture->p[0].i_pitch;
}
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 blurayArgbOverlayProc(void *ptr, const BD_ARGB_OVERLAY *const overlay)
{
demux_t *p_demux = (demux_t*)ptr;
switch (overlay->cmd) {
case BD_ARGB_OVERLAY_INIT:
blurayInitArgbOverlay(p_demux, overlay->plane, overlay->w, overlay->h);
break;
case BD_ARGB_OVERLAY_CLOSE:
blurayClearOverlay(p_demux, overlay->plane);
blurayCloseOverlay(p_demux, overlay->plane);
break;
case BD_ARGB_OVERLAY_FLUSH:
blurayActivateOverlay(p_demux, overlay->plane);
break;
case BD_ARGB_OVERLAY_DRAW:
blurayDrawArgbOverlay(p_demux, overlay);
break;
default:
msg_Warn(p_demux, "Unknown BD ARGB 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 void blurayUpdateTitleInfo(input_title_t *t, BLURAY_TITLE_INFO *title_info)
{
t->i_length = FROM_TICKS(title_info->duration);
if (!t->i_seekpoint) {
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);
}
}
}
static void blurayInitTitles(demux_t *p_demux, int menu_titles)
{
demux_sys_t *p_sys = p_demux->p_sys;
#if BLURAY_VERSION < BLURAY_VERSION_CODE(0,5,0)
int64_t duration = 0;
#endif
/* get and set the titles */
unsigned i_title = menu_titles;
if (!p_sys->b_menu) {
i_title = bd_get_titles(p_sys->bluray, TITLES_RELEVANT, 60);
#if BLURAY_VERSION >= BLURAY_VERSION_CODE(0,5,0)
p_sys->i_longest_title = bd_get_main_title(p_sys->bluray);
#endif
}
for (unsigned int i = 0; i < i_title; i++) {
input_title_t *t = vlc_input_title_New();
if (!t)
break;
if (!p_sys->b_menu) {
BLURAY_TITLE_INFO *title_info = bd_get_title_info(p_sys->bluray, i, 0);
blurayUpdateTitleInfo(t, title_info);
bd_free_title_info(title_info);
#if BLURAY_VERSION < BLURAY_VERSION_CODE(0,5,0)
if (t->i_length > duration) {
duration = t->i_length;
p_sys->i_longest_title = i;
}
#endif
} else if (i == 0) {
t->psz_name = strdup(_("Top Menu"));
} else if (i == i_title - 1) {
t->psz_name = strdup(_("First Play"));
}
TAB_APPEND(p_sys->i_title, p_sys->pp_title, t);
}
}
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");
}
/*****************************************************************************
* bluraySetTitle: select new BD title
*****************************************************************************/
static int bluraySetTitle(demux_t *p_demux, int i_title)
{
demux_sys_t *p_sys = p_demux->p_sys;
if (p_sys->b_menu) {
if (i_title <= 0) {
msg_Dbg(p_demux, "Playing TopMenu Title");
} else if (i_title >= (int)p_sys->i_title - 1) {
msg_Dbg(p_demux, "Playing FirstPlay Title");
i_title = BLURAY_TITLE_FIRST_PLAY;
} else {
msg_Dbg(p_demux, "Playing Title %i", i_title);
}
if (bd_play_title(p_sys->bluray, i_title) == 0) {
msg_Err(p_demux, "cannot play bd title '%d'", i_title);
return VLC_EGENERIC;
}
return VLC_SUCCESS;
}
/* 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);
if (bd_select_title(p_sys->bluray, i_title) == 0) {
msg_Err(p_demux, "cannot select bd title '%d'", i_title);
return VLC_EGENERIC;
}
blurayResetParser(p_demux);
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 = malloc(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 && CUR_LENGTH > 0 ?
(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) {
char *psz_thumbpath;
if (asprintf(&psz_thumbpath, "%s" DIR_SEP "BDMV" DIR_SEP "META" DIR_SEP "DL" DIR_SEP "%s",
p_sys->psz_bd_path, meta->thumbnails[0].path) > 0) {
char *psz_thumburl = vlc_path2uri(psz_thumbpath, "file");
if (unlikely(psz_thumburl == NULL)) {
free(psz_thumbpath);
return VLC_ENOMEM;
}
vlc_meta_SetArtURL(p_meta, psz_thumburl);
free(psz_thumburl);
}
free(psz_thumbpath);
}
return VLC_SUCCESS;
}
case DEMUX_NAV_ACTIVATE:
if (p_sys->b_popup_available && !p_sys->b_menu_open) {
return sendKeyEvent(p_sys, BD_VK_POPUP);
}
return sendKeyEvent(p_sys, BD_VK_ENTER);
case DEMUX_NAV_UP:
return sendKeyEvent(p_sys, BD_VK_UP);
case DEMUX_NAV_DOWN:
return sendKeyEvent(p_sys, BD_VK_DOWN);
case DEMUX_NAV_LEFT:
return sendKeyEvent(p_sys, BD_VK_LEFT);
case DEMUX_NAV_RIGHT:
return sendKeyEvent(p_sys, BD_VK_RIGHT);
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;
}
/*****************************************************************************
* libbluray event handling
*****************************************************************************/
static void streamFlush( demux_sys_t *p_sys )
{
/*
* MPEG-TS demuxer does not flush last video frame if size of PES packet is unknown.
* Packet is flushed only when TS packet with PUSI flag set is received.
*
* Fix this by emitting (video) ts packet with PUSI flag set.
* Add video sequence end code to payload so that also video decoder is flushed.
* Set PES packet size in the payload so that it will be sent to decoder immediately.
*/
if (p_sys->b_flushed)
return;
block_t *p_block = block_Alloc(192);
if (!p_block)
return;
static const uint8_t seq_end_pes[] = {
0x00, 0x00, 0x01, 0xe0, 0x00, 0x07, 0x80, 0x00, 0x00, /* PES header */
0x00, 0x00, 0x01, 0xb7, /* PES payload: sequence end */
};
static const uint8_t vid_pusi_ts[] = {
0x00, 0x00, 0x00, 0x00, /* TP extra header (ATC) */
0x47, 0x50, 0x11, 0x30, /* TP header */
(192 - (4 + 5) - sizeof(seq_end_pes)), /* adaptation field length */
0x80, /* adaptation field: discontinuity indicator */
};
memset(p_block->p_buffer, 0, 192);
memcpy(p_block->p_buffer, vid_pusi_ts, sizeof(vid_pusi_ts));
memcpy(p_block->p_buffer + 192 - sizeof(seq_end_pes), seq_end_pes, sizeof(seq_end_pes));
p_block->i_buffer = 192;
/* set correct sequence end code */
vlc_mutex_lock(&p_sys->pl_info_lock);
if (p_sys->p_clip_info != NULL) {
if (p_sys->p_clip_info->video_streams[0].coding_type > 2) {
/* VC1 / H.264 sequence end */
p_block->p_buffer[191] = 0x0a;
}
}
vlc_mutex_unlock(&p_sys->pl_info_lock);
stream_DemuxSend(p_sys->p_parser, p_block);
p_sys->b_flushed = true;
}
static void blurayResetStillImage( demux_t *p_demux )
{
demux_sys_t *p_sys = p_demux->p_sys;
if (p_sys->i_still_end_time) {
p_sys->i_still_end_time = 0;
blurayResetParser(p_demux);
es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
}
}
static void blurayStillImage( demux_t *p_demux, unsigned i_timeout )
{
demux_sys_t *p_sys = p_demux->p_sys;
/* time period elapsed ? */
if (p_sys->i_still_end_time > 0 && p_sys->i_still_end_time <= mdate()) {
msg_Dbg(p_demux, "Still image end");
bd_read_skip_still(p_sys->bluray);
blurayResetStillImage(p_demux);
return;
}
/* show last frame as still image */
if (!p_sys->i_still_end_time) {
if (i_timeout) {
msg_Dbg(p_demux, "Still image (%d seconds)", i_timeout);
p_sys->i_still_end_time = mdate() + i_timeout * CLOCK_FREQ;
} else {
msg_Dbg(p_demux, "Still image (infinite)");
p_sys->i_still_end_time = -1;
}
/* flush demuxer and decoder (there won't be next video packet starting with ts PUSI) */
streamFlush(p_sys);
/* stop buffering */
bool b_empty;
es_out_Control( p_demux->out, ES_OUT_GET_EMPTY, &b_empty );
}
/* avoid busy loops (read returns no data) */
msleep( 40000 );
}
static void blurayStreamSelect(demux_t *p_demux, uint32_t i_type, uint32_t i_id)
{
demux_sys_t *p_sys = p_demux->p_sys;
int i_pid = -1;
vlc_mutex_lock(&p_sys->pl_info_lock);
if (p_sys->p_clip_info) {
/* The param we get is the real stream id, not an index, ie. it starts from 1 */
i_id--;
if (i_type == BD_EVENT_AUDIO_STREAM) {
if (i_id < p_sys->p_clip_info->audio_stream_count) {
i_pid = p_sys->p_clip_info->audio_streams[i_id].pid;
p_sys->i_audio_stream = i_pid;
}
} else if (i_type == BD_EVENT_PG_TEXTST_STREAM) {
if (i_id < p_sys->p_clip_info->pg_stream_count) {
i_pid = p_sys->p_clip_info->pg_streams[i_id].pid;
p_sys->i_spu_stream = i_pid;
}
}
}
vlc_mutex_unlock(&p_sys->pl_info_lock);
if (i_pid > 0) {
int i_idx = findEsPairIndex(p_sys, i_pid);
if (i_idx >= 0) {
es_out_id_t *p_es = vlc_array_item_at_index(&p_sys->es, i_idx);
es_out_Control(p_demux->out, ES_OUT_SET_ES, p_es);
}
}
}
static void blurayUpdatePlaylist(demux_t *p_demux, unsigned i_playlist)
{
demux_sys_t *p_sys = p_demux->p_sys;
blurayResetParser(p_demux);
/* read title info and init some values */
if (!p_sys->b_menu)
p_demux->info.i_title = bd_get_current_title(p_sys->bluray);
p_demux->info.i_seekpoint = 0;
p_demux->info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
BLURAY_TITLE_INFO *p_title_info = bd_get_playlist_info(p_sys->bluray, i_playlist, 0);
if (p_title_info) {
blurayUpdateTitleInfo(p_sys->pp_title[p_demux->info.i_title], p_title_info);
}
setTitleInfo(p_sys, p_title_info);
blurayResetStillImage(p_demux);
}
static void blurayUpdateCurrentClip(demux_t *p_demux, uint32_t clip)
{
demux_sys_t *p_sys = p_demux->p_sys;
vlc_mutex_lock(&p_sys->pl_info_lock);
p_sys->p_clip_info = NULL;
p_sys->i_video_stream = -1;
if (p_sys->p_pl_info && clip < p_sys->p_pl_info->clip_count) {
p_sys->p_clip_info = &p_sys->p_pl_info->clips[clip];
/* Let's assume a single video track for now.
* This may brake later, but it's enough for now.
*/
assert(p_sys->p_clip_info->video_stream_count >= 1);
p_sys->i_video_stream = p_sys->p_clip_info->video_streams[0].pid;
}
vlc_mutex_unlock(&p_sys->pl_info_lock);
blurayResetStillImage(p_demux);
}
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:
if (e->param == BLURAY_TITLE_FIRST_PLAY)
p_demux->info.i_title = p_sys->i_title - 1;
else
p_demux->info.i_title = e->param;
/* this is feature title, we don't know yet which playlist it will play (if any) */
setTitleInfo(p_sys, NULL);
/* reset title infos here ? */
p_demux->info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT; /* might be BD-J title with no video */
break;
case BD_EVENT_PLAYLIST:
/* Start of playlist playback (?????.mpls) */
blurayUpdatePlaylist(p_demux, e->param);
break;
case BD_EVENT_PLAYITEM:
blurayUpdateCurrentClip(p_demux, e->param);
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:
break;
case BD_EVENT_MENU:
p_sys->b_menu_open = e->param;
break;
case BD_EVENT_POPUP:
p_sys->b_popup_available = e->param;
/* TODO: show / hide pop-up menu button in gui ? */
break;
/*
* stream selection events
*/
case BD_EVENT_AUDIO_STREAM:
case BD_EVENT_PG_TEXTST_STREAM:
blurayStreamSelect(p_demux, e->event, e->param);
break;
case BD_EVENT_IG_STREAM:
break;
/*
* playback control events
*/
case BD_EVENT_STILL_TIME:
blurayStillImage(p_demux, e->param);
break;
case BD_EVENT_DISCONTINUITY:
/* reset demuxer (partially decoded PES packets must be dropped) */
blurayResetParser(p_demux);
break;
case BD_EVENT_IDLE:
/* nothing to do (ex. BD-J is preparing menus, waiting user input or running animation) */
/* avoid busy loop (bd_read() returns no data) */
msleep( 40000 );
break;
default:
msg_Warn(p_demux, "event: %d param: %d", e->event, e->param);
break;
}
}
#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;
BD_EVENT e;
block_t *p_block = block_Alloc(NB_TS_PACKETS * (int64_t)BD_TS_PACKET_SIZE);
if (!p_block)
return -1;
int nread;
if (p_sys->b_menu == false) {
while (bd_get_event(p_sys->bluray, &e))
blurayHandleEvent(p_demux, &e);
nread = bd_read(p_sys->bluray, p_block->p_buffer,
NB_TS_PACKETS * BD_TS_PACKET_SIZE);
} else {
nread = bd_read_ext(p_sys->bluray, p_block->p_buffer,
NB_TS_PACKETS * BD_TS_PACKET_SIZE, &e);
while (e.event != BD_EVENT_NONE) {
blurayHandleEvent(p_demux, &e);
bd_get_event(p_sys->bluray, &e);
}
}
if (p_sys->current_overlay != -1) {
bluray_overlay_t *ov = p_sys->p_overlays[p_sys->current_overlay];
vlc_mutex_lock(&ov->lock);
bool display = ov->status == ToDisplay;
vlc_mutex_unlock(&ov->lock);
if (display) {
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);
}
}
}
if (nread <= 0) {
block_Release(p_block);
if (nread < 0)
return -1;
return 1;
}
p_block->i_buffer = nread;
stream_DemuxSend(p_sys->p_parser, p_block);
p_sys->b_flushed = false;
return 1;
}