diff options
Diffstat (limited to 'src/playlist_state.c')
| -rw-r--r-- | src/playlist_state.c | 207 |
1 files changed, 124 insertions, 83 deletions
diff --git a/src/playlist_state.c b/src/playlist_state.c index af0f7982b..bb9897e01 100644 --- a/src/playlist_state.c +++ b/src/playlist_state.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2003-2009 The Music Player Daemon Project + * Copyright (C) 2003-2010 The Music Player Daemon Project * http://www.musicpd.org * * This program is free software; you can redistribute it and/or modify @@ -22,11 +22,13 @@ * */ +#include "config.h" #include "playlist_state.h" #include "playlist.h" #include "player_control.h" #include "queue_save.h" #include "path.h" +#include "text_file.h" #include <string.h> #include <stdlib.h> @@ -39,6 +41,8 @@ #define PLAYLIST_STATE_FILE_CURRENT "current: " #define PLAYLIST_STATE_FILE_TIME "time: " #define PLAYLIST_STATE_FILE_CROSSFADE "crossfade: " +#define PLAYLIST_STATE_FILE_MIXRAMPDB "mixrampdb: " +#define PLAYLIST_STATE_FILE_MIXRAMPDELAY "mixrampdelay: " #define PLAYLIST_STATE_FILE_PLAYLIST_BEGIN "playlist_begin" #define PLAYLIST_STATE_FILE_PLAYLIST_END "playlist_end" @@ -51,57 +55,65 @@ void playlist_state_save(FILE *fp, const struct playlist *playlist) { - fprintf(fp, "%s", PLAYLIST_STATE_FILE_STATE); + struct player_status player_status; + + pc_get_status(&player_status); + + fputs(PLAYLIST_STATE_FILE_STATE, fp); if (playlist->playing) { - switch (getPlayerState()) { + switch (player_status.state) { case PLAYER_STATE_PAUSE: - fprintf(fp, "%s\n", PLAYLIST_STATE_FILE_STATE_PAUSE); + fputs(PLAYLIST_STATE_FILE_STATE_PAUSE "\n", fp); break; default: - fprintf(fp, "%s\n", PLAYLIST_STATE_FILE_STATE_PLAY); + fputs(PLAYLIST_STATE_FILE_STATE_PLAY "\n", fp); } - fprintf(fp, "%s%i\n", PLAYLIST_STATE_FILE_CURRENT, + fprintf(fp, PLAYLIST_STATE_FILE_CURRENT "%i\n", queue_order_to_position(&playlist->queue, playlist->current)); - fprintf(fp, "%s%i\n", PLAYLIST_STATE_FILE_TIME, - getPlayerElapsedTime()); - } else - fprintf(fp, "%s\n", PLAYLIST_STATE_FILE_STATE_STOP); - - fprintf(fp, "%s%i\n", PLAYLIST_STATE_FILE_RANDOM, - playlist->queue.random); - fprintf(fp, "%s%i\n", PLAYLIST_STATE_FILE_REPEAT, - playlist->queue.repeat); - fprintf(fp, "%s%i\n", PLAYLIST_STATE_FILE_SINGLE, - playlist->queue.single); - fprintf(fp, "%s%i\n", PLAYLIST_STATE_FILE_CONSUME, + fprintf(fp, PLAYLIST_STATE_FILE_TIME "%i\n", + (int)player_status.elapsed_time); + } else { + fputs(PLAYLIST_STATE_FILE_STATE_STOP "\n", fp); + + if (playlist->current >= 0) + fprintf(fp, PLAYLIST_STATE_FILE_CURRENT "%i\n", + queue_order_to_position(&playlist->queue, + playlist->current)); + } + + fprintf(fp, PLAYLIST_STATE_FILE_RANDOM "%i\n", playlist->queue.random); + fprintf(fp, PLAYLIST_STATE_FILE_REPEAT "%i\n", playlist->queue.repeat); + fprintf(fp, PLAYLIST_STATE_FILE_SINGLE "%i\n", playlist->queue.single); + fprintf(fp, PLAYLIST_STATE_FILE_CONSUME "%i\n", playlist->queue.consume); - fprintf(fp, "%s%i\n", PLAYLIST_STATE_FILE_CROSSFADE, - (int)(getPlayerCrossFade())); - fprintf(fp, "%s\n", PLAYLIST_STATE_FILE_PLAYLIST_BEGIN); + fprintf(fp, PLAYLIST_STATE_FILE_CROSSFADE "%i\n", + (int)(pc_get_cross_fade())); + fprintf(fp, PLAYLIST_STATE_FILE_MIXRAMPDB "%f\n", pc_get_mixramp_db()); + fprintf(fp, PLAYLIST_STATE_FILE_MIXRAMPDELAY "%f\n", + pc_get_mixramp_delay()); + fputs(PLAYLIST_STATE_FILE_PLAYLIST_BEGIN "\n", fp); queue_save(fp, &playlist->queue); - fprintf(fp, "%s\n", PLAYLIST_STATE_FILE_PLAYLIST_END); + fputs(PLAYLIST_STATE_FILE_PLAYLIST_END "\n", fp); } static void -playlist_state_load(FILE *fp, struct playlist *playlist, char *buffer) +playlist_state_load(FILE *fp, GString *buffer, struct playlist *playlist) { - int song; - - if (!fgets(buffer, PLAYLIST_BUFFER_SIZE, fp)) { + const char *line = read_text_line(fp, buffer); + if (line == NULL) { g_warning("No playlist in state file"); return; } - while (!g_str_has_prefix(buffer, PLAYLIST_STATE_FILE_PLAYLIST_END)) { - g_strchomp(buffer); - - song = queue_load_song(&playlist->queue, buffer); + while (!g_str_has_prefix(line, PLAYLIST_STATE_FILE_PLAYLIST_END)) { + queue_load_song(fp, buffer, line, &playlist->queue); - if (!fgets(buffer, PLAYLIST_BUFFER_SIZE, fp)) { - g_warning("'%s' not found in state file", - PLAYLIST_STATE_FILE_PLAYLIST_END); + line = read_text_line(fp, buffer); + if (line == NULL) { + g_warning("'" PLAYLIST_STATE_FILE_PLAYLIST_END + "' not found in state file"); break; } } @@ -109,87 +121,116 @@ playlist_state_load(FILE *fp, struct playlist *playlist, char *buffer) queue_increment_version(&playlist->queue); } -void -playlist_state_restore(FILE *fp, struct playlist *playlist) +bool +playlist_state_restore(const char *line, FILE *fp, GString *buffer, + struct playlist *playlist) { int current = -1; int seek_time = 0; int state = PLAYER_STATE_STOP; - char buffer[PLAYLIST_BUFFER_SIZE]; bool random_mode = false; - while (fgets(buffer, sizeof(buffer), fp)) { - g_strchomp(buffer); + if (!g_str_has_prefix(line, PLAYLIST_STATE_FILE_STATE)) + return false; - if (g_str_has_prefix(buffer, PLAYLIST_STATE_FILE_STATE)) { - if (strcmp(&(buffer[strlen(PLAYLIST_STATE_FILE_STATE)]), - PLAYLIST_STATE_FILE_STATE_PLAY) == 0) { - state = PLAYER_STATE_PLAY; - } else - if (strcmp - (&(buffer[strlen(PLAYLIST_STATE_FILE_STATE)]), - PLAYLIST_STATE_FILE_STATE_PAUSE) - == 0) { - state = PLAYER_STATE_PAUSE; - } - } else if (g_str_has_prefix(buffer, PLAYLIST_STATE_FILE_TIME)) { + line += sizeof(PLAYLIST_STATE_FILE_STATE) - 1; + + if (strcmp(line, PLAYLIST_STATE_FILE_STATE_PLAY) == 0) + state = PLAYER_STATE_PLAY; + else if (strcmp(line, PLAYLIST_STATE_FILE_STATE_PAUSE) == 0) + state = PLAYER_STATE_PAUSE; + + while ((line = read_text_line(fp, buffer)) != NULL) { + if (g_str_has_prefix(line, PLAYLIST_STATE_FILE_TIME)) { seek_time = - atoi(&(buffer[strlen(PLAYLIST_STATE_FILE_TIME)])); - } else if (g_str_has_prefix(buffer, PLAYLIST_STATE_FILE_REPEAT)) { + atoi(&(line[strlen(PLAYLIST_STATE_FILE_TIME)])); + } else if (g_str_has_prefix(line, PLAYLIST_STATE_FILE_REPEAT)) { if (strcmp - (&(buffer[strlen(PLAYLIST_STATE_FILE_REPEAT)]), + (&(line[strlen(PLAYLIST_STATE_FILE_REPEAT)]), "1") == 0) { - setPlaylistRepeatStatus(playlist, true); + playlist_set_repeat(playlist, true); } else - setPlaylistRepeatStatus(playlist, false); - } else if (g_str_has_prefix(buffer, PLAYLIST_STATE_FILE_SINGLE)) { + playlist_set_repeat(playlist, false); + } else if (g_str_has_prefix(line, PLAYLIST_STATE_FILE_SINGLE)) { if (strcmp - (&(buffer[strlen(PLAYLIST_STATE_FILE_SINGLE)]), + (&(line[strlen(PLAYLIST_STATE_FILE_SINGLE)]), "1") == 0) { - setPlaylistSingleStatus(playlist, true); + playlist_set_single(playlist, true); } else - setPlaylistSingleStatus(playlist, false); - } else if (g_str_has_prefix(buffer, PLAYLIST_STATE_FILE_CONSUME)) { + playlist_set_single(playlist, false); + } else if (g_str_has_prefix(line, PLAYLIST_STATE_FILE_CONSUME)) { if (strcmp - (&(buffer[strlen(PLAYLIST_STATE_FILE_CONSUME)]), + (&(line[strlen(PLAYLIST_STATE_FILE_CONSUME)]), "1") == 0) { - setPlaylistConsumeStatus(playlist, true); + playlist_set_consume(playlist, true); } else - setPlaylistConsumeStatus(playlist, false); - } else if (g_str_has_prefix(buffer, PLAYLIST_STATE_FILE_CROSSFADE)) { - setPlayerCrossFade(atoi - (& - (buffer - [strlen - (PLAYLIST_STATE_FILE_CROSSFADE)]))); - } else if (g_str_has_prefix(buffer, PLAYLIST_STATE_FILE_RANDOM)) { + playlist_set_consume(playlist, false); + } else if (g_str_has_prefix(line, PLAYLIST_STATE_FILE_CROSSFADE)) { + pc_set_cross_fade(atoi(line + strlen(PLAYLIST_STATE_FILE_CROSSFADE))); + } else if (g_str_has_prefix(line, PLAYLIST_STATE_FILE_MIXRAMPDB)) { + pc_set_mixramp_db(atof(line + strlen(PLAYLIST_STATE_FILE_MIXRAMPDB))); + } else if (g_str_has_prefix(line, PLAYLIST_STATE_FILE_MIXRAMPDELAY)) { + pc_set_mixramp_delay(atof(line + strlen(PLAYLIST_STATE_FILE_MIXRAMPDELAY))); + } else if (g_str_has_prefix(line, PLAYLIST_STATE_FILE_RANDOM)) { random_mode = - strcmp(buffer + strlen(PLAYLIST_STATE_FILE_RANDOM), + strcmp(line + strlen(PLAYLIST_STATE_FILE_RANDOM), "1") == 0; - } else if (g_str_has_prefix(buffer, PLAYLIST_STATE_FILE_CURRENT)) { - current = atoi(&(buffer + } else if (g_str_has_prefix(line, PLAYLIST_STATE_FILE_CURRENT)) { + current = atoi(&(line [strlen (PLAYLIST_STATE_FILE_CURRENT)])); - } else if (g_str_has_prefix(buffer, + } else if (g_str_has_prefix(line, PLAYLIST_STATE_FILE_PLAYLIST_BEGIN)) { - if (state == PLAYER_STATE_STOP) - current = -1; - playlist_state_load(fp, playlist, buffer); + playlist_state_load(fp, buffer, playlist); } } - setPlaylistRandomStatus(playlist, random_mode); + playlist_set_random(playlist, random_mode); - if (state != PLAYER_STATE_STOP && !queue_is_empty(&playlist->queue)) { + if (!queue_is_empty(&playlist->queue)) { if (!queue_valid_position(&playlist->queue, current)) current = 0; - if (seek_time == 0) - playPlaylist(playlist, current); + /* enable all devices for the first time; this must be + called here, after the audio output states were + restored, before playback begins */ + if (state != PLAYER_STATE_STOP) + pc_update_audio(); + + if (state == PLAYER_STATE_STOP /* && config_option */) + playlist->current = current; + else if (seek_time == 0) + playlist_play(playlist, current); else - seekSongInPlaylist(playlist, current, seek_time); + playlist_seek_song(playlist, current, seek_time); if (state == PLAYER_STATE_PAUSE) - playerPause(); + pc_pause(); } + + return true; +} + +unsigned +playlist_state_get_hash(const struct playlist *playlist) +{ + struct player_status player_status; + + pc_get_status(&player_status); + + return playlist->queue.version ^ + (player_status.state != PLAYER_STATE_STOP + ? ((int)player_status.elapsed_time << 8) + : 0) ^ + (playlist->current >= 0 + ? (queue_order_to_position(&playlist->queue, + playlist->current) << 16) + : 0) ^ + ((int)pc_get_cross_fade() << 20) ^ + (player_status.state << 24) ^ + (playlist->queue.random << 27) ^ + (playlist->queue.repeat << 28) ^ + (playlist->queue.single << 29) ^ + (playlist->queue.consume << 30) ^ + (playlist->queue.random << 31); } |