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/*
* This file is part of mpv.
*
* mpv 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.
*
* mpv 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 mpv. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdlib.h>
#include <assert.h>
#include "talloc.h"
#include "core/options.h"
#include "demux/stheader.h"
#include "sd.h"
#include "sub.h"
#include "spudec.h"
struct sd_spu_priv {
void *spudec;
};
static bool supports_format(const char *format)
{
return is_dvd_sub(format);
}
static int init(struct sh_sub *sh, struct osd_state *osd)
{
if (sh->initialized)
return 0;
void *spudec = spudec_new_scaled(osd->sub_video_w, osd->sub_video_h,
sh->extradata, sh->extradata_len);
if (!spudec)
return -1;
struct sd_spu_priv *priv = talloc_zero(NULL, struct sd_spu_priv);
priv->spudec = spudec;
sh->context = priv;
return 0;
}
static void decode(struct sh_sub *sh, struct osd_state *osd, void *data,
int data_len, double pts, double duration)
{
struct sd_spu_priv *priv = sh->context;
if (pts < 0 || data_len == 0)
return;
spudec_assemble(priv->spudec, data, data_len, pts * 90000);
}
static void get_bitmaps(struct sh_sub *sh, struct osd_state *osd,
struct mp_osd_res d, double pts,
struct sub_bitmaps *res)
{
struct MPOpts *opts = sh->opts;
struct sd_spu_priv *priv = sh->context;
spudec_set_forced_subs_only(priv->spudec, opts->forced_subs_only);
spudec_heartbeat(priv->spudec, pts * 90000);
if (spudec_visible(priv->spudec))
spudec_get_indexed(priv->spudec, &d, res);
}
static void reset(struct sh_sub *sh, struct osd_state *osd)
{
struct sd_spu_priv *priv = sh->context;
spudec_reset(priv->spudec);
}
static void uninit(struct sh_sub *sh)
{
struct sd_spu_priv *priv = sh->context;
spudec_free(priv->spudec);
talloc_free(priv);
}
const struct sd_functions sd_spu = {
.supports_format = supports_format,
.init = init,
.decode = decode,
.get_bitmaps = get_bitmaps,
.reset = reset,
.switch_off = reset,
.uninit = uninit,
};
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