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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 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.
*
* 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with mpv. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef MPLAYER_PLAYLIST_H
#define MPLAYER_PLAYLIST_H
#include <stdbool.h>
#include "misc/bstr.h"
struct playlist_param {
bstr name, value;
};
struct playlist_entry {
// Invariant: (pl && pl->entries[pl_index] == this) || (!pl && pl_index < 0)
struct playlist *pl;
int pl_index;
uint64_t id;
char *filename;
char *playlist_path;
struct playlist_param *params;
int num_params;
char *title;
// Used for unshuffling: the pl_index before it was shuffled. -1 => unknown.
int original_index;
// Set to true if this playlist entry was selected while trying to go backwards
// in the playlist. If this is true and the playlist entry fails to play later,
// then mpv tries to go to the next previous entry. This flag is always cleared
// regardless if the attempt was successful or not.
bool playlist_prev_attempt : 1;
// Set to true if not at least 1 frame (audio or video) could be played.
bool init_failed : 1;
// Entry was removed with playlist_remove (etc.), but not deallocated.
bool removed : 1;
// Additional refcount. Normally (reserved==0), the entry is owned by the
// playlist, and this can be used to keep the entry alive.
int reserved;
// Any flags from STREAM_ORIGIN_FLAGS. 0 if unknown.
// Used to reject loading of unsafe entries from external playlists.
int stream_flags;
};
struct playlist {
struct playlist_entry **entries;
int num_entries;
// This provides some sort of stable iterator. If this entry is removed from
// the playlist, current is set to the next element (or NULL), and
// current_was_replaced is set to true.
struct playlist_entry *current;
bool current_was_replaced;
uint64_t id_alloc;
};
void playlist_entry_add_param(struct playlist_entry *e, bstr name, bstr value);
void playlist_entry_add_params(struct playlist_entry *e,
struct playlist_param *params,
int params_count);
struct playlist_entry *playlist_entry_new(const char *filename);
void playlist_insert_at(struct playlist *pl, struct playlist_entry *entry,
struct playlist_entry *at);
void playlist_remove(struct playlist *pl, struct playlist_entry *entry);
void playlist_clear(struct playlist *pl);
void playlist_clear_except_current(struct playlist *pl);
void playlist_move(struct playlist *pl, struct playlist_entry *entry,
struct playlist_entry *at);
void playlist_append_file(struct playlist *pl, const char *filename);
void playlist_populate_playlist_path(struct playlist *pl, const char *path);
void playlist_shuffle(struct playlist *pl);
void playlist_unshuffle(struct playlist *pl);
struct playlist_entry *playlist_get_first(struct playlist *pl);
struct playlist_entry *playlist_get_last(struct playlist *pl);
struct playlist_entry *playlist_get_next(struct playlist *pl, int direction);
struct playlist_entry *playlist_entry_get_rel(struct playlist_entry *e,
int direction);
struct playlist_entry *playlist_get_first_in_next_playlist(struct playlist *pl,
int direction);
struct playlist_entry *playlist_get_first_in_same_playlist(struct playlist_entry *entry,
char *current_playlist_path);
void playlist_add_base_path(struct playlist *pl, bstr base_path);
void playlist_set_stream_flags(struct playlist *pl, int flags);
int64_t playlist_transfer_entries_to(struct playlist *pl, int dst_index,
struct playlist *source_pl);
int64_t playlist_transfer_entries(struct playlist *pl, struct playlist *source_pl);
int64_t playlist_append_entries(struct playlist *pl, struct playlist *source_pl);
int playlist_entry_to_index(struct playlist *pl, struct playlist_entry *e);
int playlist_entry_count(struct playlist *pl);
struct playlist_entry *playlist_entry_from_index(struct playlist *pl, int index);
struct mp_cancel;
struct mpv_global;
struct playlist *playlist_parse_file(const char *file, struct mp_cancel *cancel,
struct mpv_global *global);
void playlist_entry_unref(struct playlist_entry *e);
#endif
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