1 files changed, 99 insertions, 0 deletions
diff --git a/sub/sd_spu.c b/sub/sd_spu.c
new file mode 100644
index 0000000000..fc4e4701dc
--- /dev/null
+++ b/sub/sd_spu.c
@@ -0,0 +1,99 @@
+/*
+ * 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,
+};