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Diffstat (limited to 'common/playlist.h')
-rw-r--r-- | common/playlist.h | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/common/playlist.h b/common/playlist.h new file mode 100644 index 0000000..aecd539 --- /dev/null +++ b/common/playlist.h @@ -0,0 +1,121 @@ +/* + * 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_add(struct playlist *pl, struct playlist_entry *add); +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_add_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(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 |