mirror of
https://github.com/owntone/owntone-server.git
synced 2025-03-26 15:30:58 -04:00
Added support for playqueue-contents with negativ span value (returns the previously played songs)
This commit is contained in:
chme
parent
20539c0c08
commit
5f307c7ce1
184
src/httpd_dacp.c
184
src/httpd_dacp.c
@ -1131,23 +1131,71 @@ next_ps(struct player_source *ps, char shuffle)
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return ps->pl_next;
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}
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static void
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dacp_reply_playqueuecontents(struct evhttp_request *req, struct evbuffer *evbuf, char **uri, struct evkeyvalq *query)
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static int
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playqueuecontents_add_source(struct evbuffer *songlist, uint32_t source_id, int pos_in_queue, uint32_t plid)
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{
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struct evbuffer *song;
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struct media_file_info *mfi;
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int ret;
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song = evbuffer_new();
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if (!song)
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{
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DPRINTF(E_LOG, L_DACP, "Could not allocate song evbuffer for playqueue-contents\n");
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return -1;
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}
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mfi = db_file_fetch_byid(source_id);
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dmap_add_container(song, "ceQs", 16);
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dmap_add_raw_uint32(song, 1); /* Database */
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dmap_add_raw_uint32(song, plid);
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dmap_add_raw_uint32(song, 0); /* Should perhaps be playlist index? */
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dmap_add_raw_uint32(song, mfi->id);
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dmap_add_string(song, "ceQn", mfi->title);
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dmap_add_string(song, "ceQr", mfi->artist);
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dmap_add_string(song, "ceQa", mfi->album);
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dmap_add_string(song, "ceQg", mfi->genre);
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dmap_add_long(song, "asai", mfi->songalbumid);
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dmap_add_int(song, "cmmk", mfi->media_kind);
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dmap_add_int(song, "casa", 1); /* Unknown */
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dmap_add_int(song, "astm", mfi->song_length);
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dmap_add_char(song, "casc", 1); /* Maybe an indication of extra data? */
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dmap_add_char(song, "caks", 6); /* Unknown */
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dmap_add_int(song, "ceQI", pos_in_queue);
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dmap_add_container(songlist, "mlit", EVBUFFER_LENGTH(song));
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ret = evbuffer_add_buffer(songlist, song);
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evbuffer_free(song);
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if (mfi)
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free_mfi(mfi, 0);
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if (ret < 0)
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{
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DPRINTF(E_LOG, L_DACP, "Could not add song to songlist for playqueue-contents\n");
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return ret;
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}
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return 0;
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}
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static void dacp_reply_playqueuecontents(struct evhttp_request *req, struct evbuffer *evbuf, char **uri,
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struct evkeyvalq *query)
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{
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struct daap_session *s;
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struct evbuffer *song;
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struct evbuffer *songlist;
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struct evbuffer *playlists;
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struct media_file_info *mfi;
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struct player_source *ps;
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struct player_source *head;
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struct player_status status;
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struct player_history *history;
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const char *param;
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int span;
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int i;
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int n;
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int songlist_length;
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int ret;
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int start_index;
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/* /ctrl-int/1/playqueue-contents?span=50&session-id=... */
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@ -1160,80 +1208,84 @@ dacp_reply_playqueuecontents(struct evhttp_request *req, struct evbuffer *evbuf,
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span = 50; /* Default */
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param = evhttp_find_header(query, "span");
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if (param)
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{
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ret = safe_atoi32(param, &span);
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if (ret < 0)
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DPRINTF(E_LOG, L_DACP, "Invalid span value in playqueue-contents request\n");
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}
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{
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ret = safe_atoi32(param, &span);
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if (ret < 0)
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DPRINTF(E_LOG, L_DACP, "Invalid span value in playqueue-contents request\n");
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}
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songlist = NULL;
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i = 0;
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n = 0;
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n = 0; // count of songs in songlist
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player_get_status(&status);
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/* Get queue and make songlist only if playing or paused */
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if ((status.status != PLAY_STOPPED) && (head = player_queue_get()))
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{
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/* Fast forward to song currently being played */
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ps = head;
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while ((ps->id != status.id) && (ps = next_ps(ps, status.shuffle)) && (ps != head))
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i++;
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/* Make song list for Up Next, begin with first song after playlist position */
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songlist = evbuffer_new();
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if (!songlist)
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/* Get queue and make songlist only if playing or paused */
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if (status.status != PLAY_STOPPED)
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{
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songlist = evbuffer_new();
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if (!songlist)
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{
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DPRINTF(E_LOG, L_DACP, "Could not allocate songlist evbuffer for playqueue-contents\n");
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dmap_send_error(req, "ceQR", "Out of memory");
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return;
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}
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/*
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* If the span parameter is negativ make song list for Previously Played,
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* otherwise make song list for Up Next and begin with first song after playlist position.
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*/
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if (span < 0)
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{
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history = player_history_get();
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if (abs(span) > history->count)
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{
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start_index = history->start_index;
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}
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else
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{
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start_index = (history->start_index + history->count - abs(span)) % MAX_HISTORY_COUNT;
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}
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for (i = 0; i < history->count && i < abs(span); i++)
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{
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n++;
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ret = playqueuecontents_add_source(songlist, history->buffer[(start_index + i) % MAX_HISTORY_COUNT], (n + i + 1), status.plid);
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if (ret < 0)
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{
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DPRINTF(E_LOG, L_DACP, "Could not allocate songlist evbuffer for playqueue-contents\n");
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DPRINTF(E_LOG, L_DACP, "Could not add song to songlist for playqueue-contents\n");
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dmap_send_error(req, "ceQR", "Out of memory");
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return;
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}
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while ((n < abs(span)) && (ps = next_ps(ps, status.shuffle)) && (ps != head))
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{
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n++;
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song = evbuffer_new();
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if (!song)
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{
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DPRINTF(E_LOG, L_DACP, "Could not allocate song evbuffer for playqueue-contents\n");
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dmap_send_error(req, "ceQR", "Out of memory");
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return;
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}
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mfi = db_file_fetch_byid(ps->id);
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dmap_add_container(song, "ceQs", 16);
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dmap_add_raw_uint32(song, 1); /* Database */
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dmap_add_raw_uint32(song, status.plid);
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dmap_add_raw_uint32(song, 0); /* Should perhaps be playlist index? */
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dmap_add_raw_uint32(song, mfi->id);
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dmap_add_string(song, "ceQn", mfi->title);
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dmap_add_string(song, "ceQr", mfi->artist);
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dmap_add_string(song, "ceQa", mfi->album);
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dmap_add_string(song, "ceQg", mfi->genre);
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dmap_add_long(song, "asai", mfi->songalbumid);
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dmap_add_int(song, "cmmk", mfi->media_kind);
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dmap_add_int(song, "casa", 1); /* Unknown */
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dmap_add_int(song, "astm", mfi->song_length);
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dmap_add_char(song, "casc", 1); /* Maybe an indication of extra data? */
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dmap_add_char(song, "caks", 6); /* Unknown */
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dmap_add_int(song, "ceQI", n + i + 1);
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dmap_add_container(songlist, "mlit", EVBUFFER_LENGTH(song));
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ret = evbuffer_add_buffer(songlist, song);
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evbuffer_free(song);
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if (mfi)
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free_mfi(mfi, 0);
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if (ret < 0)
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{
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DPRINTF(E_LOG, L_DACP, "Could not add song to songlist for playqueue-contents\n");
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dmap_send_error(req, "ceQR", "Out of memory");
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return;
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}
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}
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}
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}
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else
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{
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/* Fast forward to song currently being played */
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head = player_queue_get();
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if (head)
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{
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ps = head;
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while ((ps->id != status.id) && (ps = next_ps(ps, status.shuffle)) && (ps != head))
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i++;
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while ((n < abs(span)) && (ps = next_ps(ps, status.shuffle)) && (ps != head))
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{
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n++;
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ret = playqueuecontents_add_source(songlist, ps->id, (n + i + 1), status.plid);
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if (ret < 0)
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{
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DPRINTF(E_LOG, L_DACP, "Could not add song to songlist for playqueue-contents\n");
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dmap_send_error(req, "ceQR", "Out of memory");
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return;
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}
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}
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}
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}
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}
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/* Playlists are hist, curr and main. Currently we don't support hist. */
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playlists = evbuffer_new();
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if (!playlists)
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{
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71
src/player.c
71
src/player.c
@ -204,6 +204,8 @@ static struct player_source *cur_streaming;
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static uint32_t cur_plid;
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static struct evbuffer *audio_buf;
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/* Play history */
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static struct player_history *history;
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/* Command helpers */
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static void
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@ -1434,6 +1436,28 @@ source_check(void)
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return pos;
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}
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struct player_history *
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player_history_get(void)
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{
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return history;
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}
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/*
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* Add the song with the given id to the list of previously played songs
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*/
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static void
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history_add(uint32_t id)
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{
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unsigned int next_index = (history->start_index + history->count) % MAX_HISTORY_COUNT;
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if (next_index == history->start_index && history->count > 0)
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history->start_index = (history->start_index + 1) % MAX_HISTORY_COUNT;
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history->buffer[next_index] = id;
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if (history->count < MAX_HISTORY_COUNT)
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history->count++;
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}
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static int
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source_read(uint8_t *buf, int len, uint64_t rtptime)
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{
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@ -1447,17 +1471,20 @@ source_read(uint8_t *buf, int len, uint64_t rtptime)
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nbytes = 0;
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new = 0;
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while (nbytes < len)
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{
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if (new)
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{
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if (new)
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{
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DPRINTF(E_DBG, L_PLAYER, "New file\n");
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DPRINTF(E_DBG, L_PLAYER, "New file\n");
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new = 0;
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new = 0;
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ret = source_next(0);
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if (ret < 0)
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return -1;
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}
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// add song to the played history
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history_add(cur_streaming->id);
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ret = source_next(0);
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if (ret < 0)
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return -1;
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}
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if (EVBUFFER_LENGTH(audio_buf) == 0)
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{
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@ -2268,9 +2295,15 @@ playback_stop(struct player_command *cmd)
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pb_timer_fd = -1;
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if (cur_playing)
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{
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history_add(cur_playing->id);
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source_stop(cur_playing);
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else
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}
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else if (cur_streaming)
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{
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history_add(cur_streaming->id);
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source_stop(cur_streaming);
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}
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cur_playing = NULL;
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cur_streaming = NULL;
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@ -2589,9 +2622,15 @@ playback_prev_bh(struct player_command *cmd)
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int ret;
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if (cur_playing)
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{
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history_add(cur_playing->id);
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source_stop(cur_playing);
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else
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}
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else if (cur_streaming)
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{
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history_add(cur_streaming->id);
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source_stop(cur_streaming);
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}
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ret = source_prev();
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if (ret < 0)
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@ -2621,9 +2660,15 @@ playback_next_bh(struct player_command *cmd)
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int ret;
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if (cur_playing)
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{
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history_add(cur_playing->id);
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source_stop(cur_playing);
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else
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}
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else if (cur_streaming)
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{
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history_add(cur_streaming->id);
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source_stop(cur_streaming);
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}
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ret = source_next(1);
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if (ret < 0)
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@ -4429,6 +4474,8 @@ player_init(void)
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update_handler = NULL;
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history = (struct player_history *) calloc(1, sizeof(struct player_history));
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#if defined(__linux__)
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/*
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* Determine if the resolution of the system timer is > or < the size
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@ -4620,6 +4667,8 @@ player_deinit(void)
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if (source_head)
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queue_clear(NULL);
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free(history);
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evbuffer_free(audio_buf);
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laudio_deinit();
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19
src/player.h
19
src/player.h
@ -21,6 +21,9 @@
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#define STOB(s) ((s) * 4)
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#define BTOS(b) ((b) / 4)
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/* Maximum number of previously played songs that are remembered */
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#define MAX_HISTORY_COUNT 20
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enum play_status {
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PLAY_STOPPED = 2,
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PLAY_PAUSED = 3,
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@ -84,6 +87,19 @@ struct player_source
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struct player_source *play_next;
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};
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struct player_history
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{
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/* Buffer index of the oldest remembered song */
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unsigned int start_index;
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/* Count of song ids in the buffer */
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unsigned int count;
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/* Circular buffer of song ids previously played by forked-daapd */
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uint32_t buffer[MAX_HISTORY_COUNT];
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};
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int
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player_get_current_pos(uint64_t *pos, struct timespec *ts, int commit);
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@ -160,6 +176,9 @@ player_queue_clear(void);
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void
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player_queue_plid(uint32_t plid);
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struct player_history *
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player_history_get(void);
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void
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player_set_update_handler(player_status_handler handler);
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