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mpv/stream/stream_dvdnav.c

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/*
* This file is part of MPlayer.
*
* MPlayer is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* MPlayer 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with MPlayer; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <libavutil/common.h>
#include "config.h"
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <string.h>
#include <errno.h>
#include <assert.h>
#include <dvdnav/dvdnav.h>
#include "options/options.h"
#include "common/msg.h"
#include "input/input.h"
#include "options/m_option.h"
#include "osdep/timer.h"
#include "stream.h"
#include "demux/demux.h"
#include "stream_dvdnav.h"
#include "video/out/vo.h"
#include "stream_dvd_common.h"
struct priv {
dvdnav_t *dvdnav; // handle to libdvdnav stuff
char *filename; // path
unsigned int duration; // in milliseconds
int mousex, mousey;
int title;
uint32_t spu_clut[16];
bool spu_clut_valid;
dvdnav_highlight_event_t hlev;
int still_length; // still frame duration
unsigned long next_event; // bitmask of events to return to player
bool suspended_read;
bool nav_enabled;
bool had_initial_vts;
int track;
char *device;
};
#define OPT_BASE_STRUCT struct priv
static const m_option_t stream_opts_fields[] = {
OPT_CHOICE_OR_INT("title", track, 0, 1, 99,
({"menu", -1},
{"longest", 0})),
OPT_STRING("device", device, 0),
{0}
};
#define DNE(e) [e] = # e
static char *mp_dvdnav_events[] = {
DNE(DVDNAV_BLOCK_OK),
DNE(DVDNAV_NOP),
DNE(DVDNAV_STILL_FRAME),
DNE(DVDNAV_SPU_STREAM_CHANGE),
DNE(DVDNAV_AUDIO_STREAM_CHANGE),
DNE(DVDNAV_VTS_CHANGE),
DNE(DVDNAV_CELL_CHANGE),
DNE(DVDNAV_NAV_PACKET),
DNE(DVDNAV_STOP),
DNE(DVDNAV_HIGHLIGHT),
DNE(DVDNAV_SPU_CLUT_CHANGE),
DNE(DVDNAV_HOP_CHANNEL),
DNE(DVDNAV_WAIT),
};
static char *mp_nav_cmd_types[] = {
DNE(MP_NAV_CMD_NONE),
DNE(MP_NAV_CMD_ENABLE),
DNE(MP_NAV_CMD_DRAIN_OK),
DNE(MP_NAV_CMD_RESUME),
DNE(MP_NAV_CMD_SKIP_STILL),
DNE(MP_NAV_CMD_MENU),
DNE(MP_NAV_CMD_MOUSE_POS),
};
static char *mp_nav_event_types[] = {
DNE(MP_NAV_EVENT_NONE),
DNE(MP_NAV_EVENT_RESET),
DNE(MP_NAV_EVENT_RESET_CLUT),
DNE(MP_NAV_EVENT_RESET_ALL),
DNE(MP_NAV_EVENT_DRAIN),
DNE(MP_NAV_EVENT_STILL_FRAME),
DNE(MP_NAV_EVENT_HIGHLIGHT),
DNE(MP_NAV_EVENT_MENU_MODE),
DNE(MP_NAV_EVENT_EOF),
};
#define LOOKUP_NAME(array, i) \
(((i) >= 0 && (i) < MP_ARRAY_SIZE(array)) ? array[(i)] : "?")
static void dvdnav_get_highlight(struct priv *priv, int display_mode)
{
pci_t *pnavpci = NULL;
dvdnav_highlight_event_t *hlev = &(priv->hlev);
int btnum;
if (!priv || !priv->dvdnav)
return;
pnavpci = dvdnav_get_current_nav_pci(priv->dvdnav);
if (!pnavpci) {
hlev->display = 0;
return;
}
dvdnav_get_current_highlight(priv->dvdnav, &(hlev->buttonN));
hlev->display = display_mode; /* show */
if (hlev->buttonN > 0 && pnavpci->hli.hl_gi.btn_ns > 0 && hlev->display) {
for (btnum = 0; btnum < pnavpci->hli.hl_gi.btn_ns; btnum++) {
btni_t *btni = &(pnavpci->hli.btnit[btnum]);
if (hlev->buttonN == btnum + 1) {
hlev->sx = FFMIN(btni->x_start, btni->x_end);
hlev->ex = FFMAX(btni->x_start, btni->x_end);
hlev->sy = FFMIN(btni->y_start, btni->y_end);
hlev->ey = FFMAX(btni->y_start, btni->y_end);
hlev->palette = (btni->btn_coln == 0) ?
0 : pnavpci->hli.btn_colit.btn_coli[btni->btn_coln - 1][0];
break;
}
}
} else { /* hide button or no button */
hlev->sx = hlev->ex = 0;
hlev->sy = hlev->ey = 0;
hlev->palette = hlev->buttonN = 0;
}
}
static void handle_menu_input(stream_t *stream, const char *cmd)
{
struct priv *priv = stream->priv;
dvdnav_t *nav = priv->dvdnav;
dvdnav_status_t status = DVDNAV_STATUS_ERR;
pci_t *pci = dvdnav_get_current_nav_pci(nav);
MP_VERBOSE(stream, "DVDNAV: input '%s'\n", cmd);
if (!pci)
return;
if (strcmp(cmd, "up") == 0) {
status = dvdnav_upper_button_select(nav, pci);
} else if (strcmp(cmd, "down") == 0) {
status = dvdnav_lower_button_select(nav, pci);
} else if (strcmp(cmd, "left") == 0) {
status = dvdnav_left_button_select(nav, pci);
} else if (strcmp(cmd, "right") == 0) {
status = dvdnav_right_button_select(nav, pci);
} else if (strcmp(cmd, "menu") == 0) {
status = dvdnav_menu_call(nav, DVD_MENU_Root);
} else if (strcmp(cmd, "prev") == 0) {
int title = 0, part = 0;
dvdnav_current_title_info(nav, &title, &part);
if (title)
status = dvdnav_menu_call(nav, DVD_MENU_Part);
if (status != DVDNAV_STATUS_OK)
status = dvdnav_menu_call(nav, DVD_MENU_Title);
if (status != DVDNAV_STATUS_OK)
status = dvdnav_menu_call(nav, DVD_MENU_Root);
} else if (strcmp(cmd, "select") == 0) {
status = dvdnav_button_activate(nav, pci);
} else if (strcmp(cmd, "mouse") == 0) {
status = dvdnav_mouse_activate(nav, pci, priv->mousex, priv->mousey);
} else {
MP_VERBOSE(stream, "Unknown DVDNAV command: '%s'\n", cmd);
}
}
static void handle_mouse_pos(stream_t *stream, int x, int y)
{
struct priv *priv = stream->priv;
dvdnav_t *nav = priv->dvdnav;
pci_t *pci = dvdnav_get_current_nav_pci(nav);
if (!pci)
return;
dvdnav_mouse_select(nav, pci, x, y);
priv->mousex = x;
priv->mousey = y;
}
/**
* \brief mp_dvdnav_lang_from_aid() returns the language corresponding to audio id 'aid'
* \param stream: - stream pointer
* \param sid: physical subtitle id
* \return 0 on error, otherwise language id
*/
static int mp_dvdnav_lang_from_aid(stream_t *stream, int aid)
{
uint8_t lg;
uint16_t lang;
struct priv *priv = stream->priv;
if (aid < 0)
return 0;
lg = dvdnav_get_audio_logical_stream(priv->dvdnav, aid & 0x7);
if (lg == 0xff)
return 0;
lang = dvdnav_audio_stream_to_lang(priv->dvdnav, lg);
if (lang == 0xffff)
return 0;
return lang;
}
/**
* \brief mp_dvdnav_lang_from_sid() returns the language corresponding to subtitle id 'sid'
* \param stream: - stream pointer
* \param sid: physical subtitle id
* \return 0 on error, otherwise language id
*/
static int mp_dvdnav_lang_from_sid(stream_t *stream, int sid)
{
uint8_t k;
uint16_t lang;
struct priv *priv = stream->priv;
if (sid < 0)
return 0;
for (k = 0; k < 32; k++)
if (dvdnav_get_spu_logical_stream(priv->dvdnav, k) == sid)
break;
if (k == 32)
return 0;
lang = dvdnav_spu_stream_to_lang(priv->dvdnav, k);
if (lang == 0xffff)
return 0;
return lang;
}
/**
* \brief mp_dvdnav_number_of_subs() returns the count of available subtitles
* \param stream: - stream pointer
* \return 0 on error, something meaningful otherwise
*/
static int mp_dvdnav_number_of_subs(stream_t *stream)
{
struct priv *priv = stream->priv;
uint8_t lg, k, n = 0;
for (k = 0; k < 32; k++) {
lg = dvdnav_get_spu_logical_stream(priv->dvdnav, k);
if (lg == 0xff)
continue;
if (lg >= n)
n = lg + 1;
}
return n;
}
static void handle_cmd(stream_t *s, struct mp_nav_cmd *ev)
{
struct priv *priv = s->priv;
MP_VERBOSE(s, "DVDNAV: input '%s'\n",
LOOKUP_NAME(mp_nav_cmd_types, ev->event));
switch (ev->event) {
case MP_NAV_CMD_ENABLE:
priv->nav_enabled = true;
break;
case MP_NAV_CMD_DRAIN_OK:
dvdnav_wait_skip(priv->dvdnav);
break;
case MP_NAV_CMD_RESUME:
priv->suspended_read = false;
break;
case MP_NAV_CMD_SKIP_STILL:
dvdnav_still_skip(priv->dvdnav);
break;
case MP_NAV_CMD_MENU:
handle_menu_input(s, ev->u.menu.action);
break;
case MP_NAV_CMD_MOUSE_POS:
handle_mouse_pos(s, ev->u.mouse_pos.x, ev->u.mouse_pos.y);
break;
}
}
static void fill_next_event(stream_t *s, struct mp_nav_event **ret)
{
struct priv *priv = s->priv;
struct mp_nav_event e = {0};
for (int n = 0; n < 30; n++) {
if (priv->next_event & (1 << n)) {
priv->next_event &= ~(1 << n);
e.event = n;
switch (e.event) {
case MP_NAV_EVENT_HIGHLIGHT: {
dvdnav_highlight_event_t hlev = priv->hlev;
e.u.highlight.display = hlev.display;
e.u.highlight.sx = hlev.sx;
e.u.highlight.sy = hlev.sy;
e.u.highlight.ex = hlev.ex;
e.u.highlight.ey = hlev.ey;
e.u.highlight.palette = hlev.palette;
break;
}
case MP_NAV_EVENT_MENU_MODE:
e.u.menu_mode.enable = !dvdnav_is_domain_vts(priv->dvdnav);
break;
case MP_NAV_EVENT_STILL_FRAME:
e.u.still_frame.seconds = priv->still_length;
break;
}
break;
}
}
if (e.event) {
*ret = talloc(NULL, struct mp_nav_event);
**ret = e;
MP_VERBOSE(s, "DVDNAV: player event '%s'\n",
LOOKUP_NAME(mp_nav_event_types, e.event));
}
}
static int fill_buffer(stream_t *s, char *buf, int max_len)
{
struct priv *priv = s->priv;
dvdnav_t *dvdnav = priv->dvdnav;
if (max_len < 2048)
return -1;
while (1) {
if (priv->suspended_read)
return -1;
int len = -1;
int event = DVDNAV_NOP;
if (dvdnav_get_next_block(dvdnav, buf, &event, &len) != DVDNAV_STATUS_OK)
{
MP_ERR(s, "Error getting next block from DVD %d (%s)\n",
event, dvdnav_err_to_string(dvdnav));
return 0;
}
if (event != DVDNAV_BLOCK_OK) {
const char *name = LOOKUP_NAME(mp_dvdnav_events, event);
MP_VERBOSE(s, "DVDNAV: event %s (%d).\n", name, event);
dvdnav_get_highlight(priv, 1);
}
switch (event) {
case DVDNAV_BLOCK_OK:
return len;
case DVDNAV_STOP: {
priv->next_event |= 1 << MP_NAV_EVENT_EOF;
return 0;
}
case DVDNAV_NAV_PACKET:
break;
case DVDNAV_STILL_FRAME: {
dvdnav_still_event_t *still_event = (dvdnav_still_event_t *) buf;
priv->still_length = still_event->length;
if (priv->still_length == 255)
priv->still_length = -1;
MP_VERBOSE(s, "len=%d\n", priv->still_length);
/* set still frame duration */
if (priv->still_length <= 1) {
pci_t *pnavpci = dvdnav_get_current_nav_pci(dvdnav);
priv->duration = mp_dvdtimetomsec(&pnavpci->pci_gi.e_eltm);
}
if (priv->nav_enabled) {
priv->next_event |= 1 << MP_NAV_EVENT_STILL_FRAME;
} else {
dvdnav_still_skip(dvdnav);
}
return 0;
}
case DVDNAV_WAIT: {
if (priv->nav_enabled) {
priv->next_event |= 1 << MP_NAV_EVENT_DRAIN;
} else {
dvdnav_wait_skip(dvdnav);
}
return 0;
}
case DVDNAV_HIGHLIGHT: {
dvdnav_get_highlight(priv, 1);
priv->next_event |= 1 << MP_NAV_EVENT_HIGHLIGHT;
break;
}
case DVDNAV_VTS_CHANGE: {
int tit = 0, part = 0;
dvdnav_vts_change_event_t *vts_event =
(dvdnav_vts_change_event_t *)s->buffer;
MP_INFO(s, "DVDNAV, switched to title: %d\n",
vts_event->new_vtsN);
if (!priv->had_initial_vts) {
// dvdnav sends an initial VTS change before any data; don't
// cause a blocking wait for the player, because the player in
// turn can't initialize the demuxer without data.
priv->had_initial_vts = true;
break;
}
priv->next_event |= 1 << MP_NAV_EVENT_RESET;
priv->next_event |= 1 << MP_NAV_EVENT_RESET_ALL;
if (dvdnav_current_title_info(dvdnav, &tit, &part) == DVDNAV_STATUS_OK)
{
MP_VERBOSE(s, "DVDNAV, NEW TITLE %d\n", tit);
dvdnav_get_highlight(priv, 0);
if (priv->title > 0 && tit != priv->title) {
priv->next_event |= 1 << MP_NAV_EVENT_EOF;;
MP_WARN(s, "Requested title not found\n");
return 0;
}
}
if (priv->nav_enabled)
priv->suspended_read = true;
break;
}
case DVDNAV_CELL_CHANGE: {
dvdnav_cell_change_event_t *ev = (dvdnav_cell_change_event_t *)buf;
priv->next_event |= 1 << MP_NAV_EVENT_RESET;
priv->next_event |= 1 << MP_NAV_EVENT_MENU_MODE;
if (ev->pgc_length)
priv->duration = ev->pgc_length / 90;
dvdnav_get_highlight(priv, 1);
break;
}
case DVDNAV_SPU_CLUT_CHANGE: {
memcpy(priv->spu_clut, buf, 16 * sizeof(uint32_t));
priv->spu_clut_valid = true;
priv->next_event |= 1 << MP_NAV_EVENT_RESET_CLUT;
break;
}
}
}
return 0;
}
static int control(stream_t *stream, int cmd, void *arg)
{
struct priv *priv = stream->priv;
dvdnav_t *dvdnav = priv->dvdnav;
int tit, part;
switch (cmd) {
case STREAM_CTRL_SEEK_TO_CHAPTER: {
int chap = *(unsigned int *)arg + 1;
if (chap < 1)
break;
if (dvdnav_current_title_info(dvdnav, &tit, &part) != DVDNAV_STATUS_OK)
break;
if (dvdnav_part_play(dvdnav, tit, chap) != DVDNAV_STATUS_OK)
break;
return 1;
}
case STREAM_CTRL_GET_NUM_CHAPTERS: {
if (dvdnav_current_title_info(dvdnav, &tit, &part) != DVDNAV_STATUS_OK)
break;
if (dvdnav_get_number_of_parts(dvdnav, tit, &part) != DVDNAV_STATUS_OK)
break;
if (!part)
break;
*(unsigned int *)arg = part;
return 1;
}
case STREAM_CTRL_GET_CHAPTER_TIME: {
double *ch = arg;
int chapter = *ch;
if (dvdnav_current_title_info(dvdnav, &tit, &part) != DVDNAV_STATUS_OK)
break;
uint64_t *parts = NULL, duration = 0;
int n = dvdnav_describe_title_chapters(dvdnav, tit, &parts, &duration);
if (!parts)
break;
if (chapter < 0 || chapter >= n)
break;
*ch = parts[chapter] / 90000.0;
free(parts);
return 1;
}
case STREAM_CTRL_GET_CURRENT_CHAPTER: {
if (dvdnav_current_title_info(dvdnav, &tit, &part) != DVDNAV_STATUS_OK)
break;
*(unsigned int *)arg = part - 1;
return 1;
}
case STREAM_CTRL_GET_TIME_LENGTH: {
if (priv->duration) {
*(double *)arg = (double)priv->duration / 1000.0;
return 1;
}
break;
}
case STREAM_CTRL_GET_ASPECT_RATIO: {
uint8_t ar = dvdnav_get_video_aspect(dvdnav);
*(double *)arg = !ar ? 4.0 / 3.0 : 16.0 / 9.0;
return 1;
}
case STREAM_CTRL_GET_CURRENT_TIME: {
double tm;
tm = dvdnav_get_current_time(dvdnav) / 90000.0f;
if (tm != -1) {
*(double *)arg = tm;
return 1;
}
break;
}
case STREAM_CTRL_GET_CURRENT_TITLE: {
if (dvdnav_current_title_info(dvdnav, &tit, &part) != DVDNAV_STATUS_OK)
break;
*((unsigned int *) arg) = tit;
return STREAM_OK;
}
case STREAM_CTRL_SET_CURRENT_TITLE: {
int title = *((unsigned int *) arg);
if (dvdnav_title_play(priv->dvdnav, title) != DVDNAV_STATUS_OK)
break;
stream_drop_buffers(stream);
return STREAM_OK;
}
case STREAM_CTRL_SEEK_TO_TIME: {
uint64_t tm = (uint64_t) (*((double *)arg) * 90000);
if (dvdnav_time_search(dvdnav, tm) != DVDNAV_STATUS_OK)
break;
stream_drop_buffers(stream);
return STREAM_OK;
}
case STREAM_CTRL_GET_NUM_ANGLES: {
uint32_t curr, angles;
if (dvdnav_get_angle_info(dvdnav, &curr, &angles) != DVDNAV_STATUS_OK)
break;
*(int *)arg = angles;
return 1;
}
case STREAM_CTRL_GET_ANGLE: {
uint32_t curr, angles;
if (dvdnav_get_angle_info(dvdnav, &curr, &angles) != DVDNAV_STATUS_OK)
break;
*(int *)arg = curr;
return 1;
}
case STREAM_CTRL_SET_ANGLE: {
uint32_t curr, angles;
int new_angle = *(int *)arg;
if (dvdnav_get_angle_info(dvdnav, &curr, &angles) != DVDNAV_STATUS_OK)
break;
if (new_angle > angles || new_angle < 1)
break;
if (dvdnav_angle_change(dvdnav, new_angle) != DVDNAV_STATUS_OK)
return 1;
}
case STREAM_CTRL_GET_LANG: {
struct stream_lang_req *req = arg;
int lang = 0;
switch (req->type) {
case STREAM_AUDIO:
lang = mp_dvdnav_lang_from_aid(stream, req->id);
break;
case STREAM_SUB:
lang = mp_dvdnav_lang_from_sid(stream, req->id);
break;
}
if (!lang)
break;
snprintf(req->name, sizeof(req->name), "%c%c", lang >> 8, lang);
return STREAM_OK;
}
case STREAM_CTRL_MANAGES_TIMELINE:
return STREAM_OK;
case STREAM_CTRL_GET_DVD_INFO: {
struct stream_dvd_info_req *req = arg;
memset(req, 0, sizeof(*req));
req->num_subs = mp_dvdnav_number_of_subs(stream);
assert(sizeof(uint32_t) == sizeof(unsigned int));
memcpy(req->palette, priv->spu_clut, sizeof(req->palette));
return STREAM_OK;
}
case STREAM_CTRL_GET_NAV_EVENT: {
struct mp_nav_event **ev = arg;
if (ev)
fill_next_event(stream, ev);
return STREAM_OK;
}
case STREAM_CTRL_NAV_CMD: {
handle_cmd(stream, (struct mp_nav_cmd *)arg);
return STREAM_OK;
}
}
return STREAM_UNSUPPORTED;
}
static void stream_dvdnav_close(stream_t *s)
{
struct priv *priv = s->priv;
dvdnav_close(priv->dvdnav);
priv->dvdnav = NULL;
dvd_set_speed(s, priv->filename, -1);
}
static struct priv *new_dvdnav_stream(stream_t *stream, char *filename)
{
struct priv *priv = stream->priv;
const char *title_str;
if (!filename)
return NULL;
if (!(priv->filename = strdup(filename)))
return NULL;
dvd_set_speed(stream, priv->filename, dvd_speed);
if (dvdnav_open(&(priv->dvdnav), priv->filename) != DVDNAV_STATUS_OK) {
free(priv->filename);
priv->filename = NULL;
return NULL;
}
if (!priv->dvdnav)
return NULL;
dvdnav_set_readahead_flag(priv->dvdnav, 1);
if (dvdnav_set_PGC_positioning_flag(priv->dvdnav, 1) != DVDNAV_STATUS_OK)
MP_ERR(stream, "stream_dvdnav, failed to set PGC positioning\n");
/* report the title?! */
if (dvdnav_get_title_string(priv->dvdnav, &title_str) == DVDNAV_STATUS_OK)
MP_SMODE(stream, "ID_DVD_VOLUME_ID=%s\n", title_str);
return priv;
}
static int open_s(stream_t *stream, int mode)
{
struct priv *priv, *p;
priv = p = stream->priv;
char *filename;
if (p->device)
filename = p->device;
else if (dvd_device)
filename = dvd_device;
else
filename = DEFAULT_DVD_DEVICE;
if (!new_dvdnav_stream(stream, filename)) {
MP_ERR(stream, "Couldn't open DVD device: %s\n",
filename);
return STREAM_UNSUPPORTED;
}
if (p->track == 0) {
dvdnav_t *dvdnav = priv->dvdnav;
uint64_t best_length = 0;
int best_title = -1;
int32_t num_titles;
if (dvdnav_get_number_of_titles(dvdnav, &num_titles) == DVDNAV_STATUS_OK) {
for (int n = 1; n < num_titles; n++) {
uint64_t *parts = NULL, duration = 0;
dvdnav_describe_title_chapters(dvdnav, n, &parts, &duration);
if (parts) {
if (duration > best_length) {
best_length = duration;
best_title = n;
}
free(parts);
}
}
}
MP_INFO(stream, "Selecting title %d.\n", best_title);
p->track = best_title;
}
if (p->track > 0) {
priv->title = p->track;
if (dvdnav_title_play(priv->dvdnav, p->track) != DVDNAV_STATUS_OK) {
MP_FATAL(stream, "dvdnav_stream, couldn't select title %d, error '%s'\n",
p->track, dvdnav_err_to_string(priv->dvdnav));
return STREAM_UNSUPPORTED;
}
MP_SMODE(stream, "ID_DVD_CURRENT_TITLE=%d\n", p->track);
} else {
if (dvdnav_menu_call(priv->dvdnav, DVD_MENU_Root) != DVDNAV_STATUS_OK)
dvdnav_menu_call(priv->dvdnav, DVD_MENU_Title);
}
if (dvd_angle > 1)
dvdnav_angle_change(priv->dvdnav, dvd_angle);
stream->sector_size = 2048;
stream->flags = STREAM_READ;
stream->fill_buffer = fill_buffer;
stream->control = control;
stream->close = stream_dvdnav_close;
stream->type = STREAMTYPE_DVD;
stream->demuxer = "lavf";
stream->lavf_type = "mpeg";
stream->allow_caching = false;
return STREAM_OK;
}
const stream_info_t stream_info_dvdnav = {
.name = "dvdnav",
.open = open_s,
.protocols = (const char*[]){ "dvdnav", NULL },
.priv_size = sizeof(struct priv),
.options = stream_opts_fields,
.url_options = (const char*[]){
"hostname=title",
"filename=device",
NULL
},
};
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