static int d_open(demuxer_t *demuxer, enum demux_check check) { struct priv *p = demuxer->priv = talloc_zero(demuxer, struct priv); if (check != DEMUX_CHECK_FORCE) return -1; char *demux = "+lavf"; if (demuxer->stream->uncached_type == STREAMTYPE_CDDA) demux = "+rawaudio"; char *t = NULL; stream_control(demuxer->stream, STREAM_CTRL_GET_DISC_NAME, &t); if (t) { mp_tags_set_bstr(demuxer->metadata, bstr0("TITLE"), bstr0(t)); talloc_free(t); } // Initialize the playback time. We need to read _some_ data to get the // correct stream-layer time (at least with libdvdnav). stream_peek(demuxer->stream, 1); reset_pts(demuxer); p->slave = demux_open(demuxer->stream, demux, NULL, demuxer->global); if (!p->slave) return -1; // So that we don't miss initial packets of delayed subtitle streams. demux_set_stream_autoselect(p->slave, true); // Can be seekable even if the stream isn't. demuxer->seekable = true; // With cache enabled, the stream can be seekable. This causes demux_lavf.c // (actually libavformat/mpegts.c) to seek sometimes when reading a packet. // It does this to seek back a bit in case the current file position points // into the middle of a packet. demuxer->stream->seekable = false; add_dvd_streams(demuxer); add_streams(demuxer); add_stream_chapters(demuxer); return 0; }
static int d_open(demuxer_t *demuxer, enum demux_check check) { struct priv *p = demuxer->priv = talloc_zero(demuxer, struct priv); if (check != DEMUX_CHECK_FORCE) return -1; struct demuxer_params params = {.force_format = "+lavf"}; if (demuxer->stream->uncached_type == STREAMTYPE_CDDA) params.force_format = "+rawaudio"; char *t = NULL; stream_control(demuxer->stream, STREAM_CTRL_GET_DISC_NAME, &t); if (t) { mp_tags_set_str(demuxer->metadata, "TITLE", t); talloc_free(t); } // Initialize the playback time. We need to read _some_ data to get the // correct stream-layer time (at least with libdvdnav). stream_peek(demuxer->stream, 1); reset_pts(demuxer); p->slave = demux_open(demuxer->stream, ¶ms, demuxer->global); if (!p->slave) return -1; // So that we don't miss initial packets of delayed subtitle streams. demux_set_stream_autoselect(p->slave, true); // With cache enabled, the stream can be seekable. This causes demux_lavf.c // (actually libavformat/mpegts.c) to seek sometimes when reading a packet. // It does this to seek back a bit in case the current file position points // into the middle of a packet. if (demuxer->stream->uncached_type != STREAMTYPE_CDDA) { demuxer->stream->seekable = false; // Can be seekable even if the stream isn't. demuxer->seekable = true; demuxer->rel_seeks = true; } add_dvd_streams(demuxer); add_streams(demuxer); add_stream_chapters(demuxer); return 0; } static void d_close(demuxer_t *demuxer) { struct priv *p = demuxer->priv; free_demuxer(p->slave); } static int d_control(demuxer_t *demuxer, int cmd, void *arg) { struct priv *p = demuxer->priv; switch (cmd) { case DEMUXER_CTRL_GET_TIME_LENGTH: { double len; if (stream_control(demuxer->stream, STREAM_CTRL_GET_TIME_LENGTH, &len) < 1) break; *(double *)arg = len; return DEMUXER_CTRL_OK; } case DEMUXER_CTRL_RESYNC: demux_flush(p->slave); break; // relay to slave demuxer case DEMUXER_CTRL_SWITCHED_TRACKS: reselect_streams(demuxer); return DEMUXER_CTRL_OK; } return demux_control(p->slave, cmd, arg); } const demuxer_desc_t demuxer_desc_disc = { .name = "disc", .desc = "CD/DVD/BD wrapper", .fill_buffer = d_fill_buffer, .open = d_open, .close = d_close, .seek = d_seek, .control = d_control, };