+++ /dev/null
-/* $Id$ */
-
-/***
- This file is part of polypaudio.
-
- polypaudio 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 of the License,
- or (at your option) any later version.
-
- polypaudio 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
- General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with polypaudio; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
- USA.
-***/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include <assert.h>
-#include <stdlib.h>
-#include <string.h>
-#include <stdio.h>
-#include <sys/types.h>
-#include <dirent.h>
-#include <sys/stat.h>
-#include <errno.h>
-#include <limits.h>
-
-#ifdef HAVE_GLOB_H
-#include <glob.h>
-#endif
-
-#ifdef HAVE_WINDOWS_H
-#include <windows.h>
-#endif
-
-#include "scache.h"
-#include "sink-input.h"
-#include "mainloop.h"
-#include "sample-util.h"
-#include "play-memchunk.h"
-#include "xmalloc.h"
-#include "subscribe.h"
-#include "namereg.h"
-#include "sound-file.h"
-#include "util.h"
-#include "log.h"
-#include "channelmap.h"
-#include "volume.h"
-
-#define UNLOAD_POLL_TIME 2
-
-static void timeout_callback(pa_mainloop_api *m, pa_time_event*e, PA_GCC_UNUSED const struct timeval *tv, void *userdata) {
- pa_core *c = userdata;
- struct timeval ntv;
- assert(c && c->mainloop == m && c->scache_auto_unload_event == e);
-
- pa_scache_unload_unused(c);
-
- pa_gettimeofday(&ntv);
- ntv.tv_sec += UNLOAD_POLL_TIME;
- m->time_restart(e, &ntv);
-}
-
-static void free_entry(pa_scache_entry *e) {
- assert(e);
- pa_namereg_unregister(e->core, e->name);
- pa_subscription_post(e->core, PA_SUBSCRIPTION_EVENT_SAMPLE_CACHE|PA_SUBSCRIPTION_EVENT_REMOVE, e->index);
- pa_xfree(e->name);
- pa_xfree(e->filename);
- if (e->memchunk.memblock)
- pa_memblock_unref(e->memchunk.memblock);
- pa_xfree(e);
-}
-
-static pa_scache_entry* scache_add_item(pa_core *c, const char *name) {
- pa_scache_entry *e;
- assert(c && name);
-
- if ((e = pa_namereg_get(c, name, PA_NAMEREG_SAMPLE, 0))) {
- if (e->memchunk.memblock)
- pa_memblock_unref(e->memchunk.memblock);
-
- pa_xfree(e->filename);
-
- assert(e->core == c);
-
- pa_subscription_post(c, PA_SUBSCRIPTION_EVENT_SAMPLE_CACHE|PA_SUBSCRIPTION_EVENT_CHANGE, e->index);
- } else {
- e = pa_xmalloc(sizeof(pa_scache_entry));
-
- if (!pa_namereg_register(c, name, PA_NAMEREG_SAMPLE, e, 1)) {
- pa_xfree(e);
- return NULL;
- }
-
- e->name = pa_xstrdup(name);
- e->core = c;
-
- if (!c->scache) {
- c->scache = pa_idxset_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
- assert(c->scache);
- }
-
- pa_idxset_put(c->scache, e, &e->index);
-
- pa_subscription_post(c, PA_SUBSCRIPTION_EVENT_SAMPLE_CACHE|PA_SUBSCRIPTION_EVENT_NEW, e->index);
- }
-
- pa_cvolume_reset(&e->volume, PA_CHANNELS_MAX);
- e->last_used_time = 0;
- e->memchunk.memblock = NULL;
- e->memchunk.index = e->memchunk.length = 0;
- e->filename = NULL;
- e->lazy = 0;
- e->last_used_time = 0;
-
- memset(&e->sample_spec, 0, sizeof(pa_sample_spec));
-
- return e;
-}
-
-int pa_scache_add_item(pa_core *c, const char *name, const pa_sample_spec *ss, const pa_channel_map *map, const pa_memchunk *chunk, uint32_t *idx) {
- pa_scache_entry *e;
- assert(c && name);
-
- if (!(e = scache_add_item(c, name)))
- return -1;
-
- if (ss) {
- e->sample_spec = *ss;
- pa_channel_map_init_auto(&e->channel_map, ss->channels);
- }
-
- if (map)
- e->channel_map = *map;
-
- if (chunk) {
- e->memchunk = *chunk;
- pa_memblock_ref(e->memchunk.memblock);
- }
-
- if (idx)
- *idx = e->index;
-
- return 0;
-}
-
-int pa_scache_add_file(pa_core *c, const char *name, const char *filename, uint32_t *idx) {
- pa_sample_spec ss;
- pa_memchunk chunk;
- int r;
-
-#ifdef OS_IS_WIN32
- char buf[MAX_PATH];
-
- if (ExpandEnvironmentStrings(filename, buf, MAX_PATH))
- filename = buf;
-#endif
-
- if (pa_sound_file_load(filename, &ss, &chunk, c->memblock_stat) < 0)
- return -1;
-
- r = pa_scache_add_item(c, name, &ss, NULL, &chunk, idx);
- pa_memblock_unref(chunk.memblock);
-
- return r;
-}
-
-int pa_scache_add_file_lazy(pa_core *c, const char *name, const char *filename, uint32_t *idx) {
- pa_scache_entry *e;
-
-#ifdef OS_IS_WIN32
- char buf[MAX_PATH];
-
- if (ExpandEnvironmentStrings(filename, buf, MAX_PATH))
- filename = buf;
-#endif
-
- assert(c && name);
-
- if (!(e = scache_add_item(c, name)))
- return -1;
-
- e->lazy = 1;
- e->filename = pa_xstrdup(filename);
-
- if (!c->scache_auto_unload_event) {
- struct timeval ntv;
- pa_gettimeofday(&ntv);
- ntv.tv_sec += UNLOAD_POLL_TIME;
- c->scache_auto_unload_event = c->mainloop->time_new(c->mainloop, &ntv, timeout_callback, c);
- }
-
- if (idx)
- *idx = e->index;
-
- return 0;
-}
-
-int pa_scache_remove_item(pa_core *c, const char *name) {
- pa_scache_entry *e;
- assert(c && name);
-
- if (!(e = pa_namereg_get(c, name, PA_NAMEREG_SAMPLE, 0)))
- return -1;
-
- if (pa_idxset_remove_by_data(c->scache, e, NULL) != e)
- assert(0);
-
- free_entry(e);
- return 0;
-}
-
-static void free_cb(void *p, PA_GCC_UNUSED void *userdata) {
- pa_scache_entry *e = p;
- assert(e);
- free_entry(e);
-}
-
-void pa_scache_free(pa_core *c) {
- assert(c);
-
- if (c->scache) {
- pa_idxset_free(c->scache, free_cb, NULL);
- c->scache = NULL;
- }
-
- if (c->scache_auto_unload_event)
- c->mainloop->time_free(c->scache_auto_unload_event);
-}
-
-int pa_scache_play_item(pa_core *c, const char *name, pa_sink *sink, const pa_cvolume *volume) {
- pa_scache_entry *e;
- char *t;
- pa_cvolume r;
- assert(c && name && sink);
-
- if (!(e = pa_namereg_get(c, name, PA_NAMEREG_SAMPLE, 1)))
- return -1;
-
- if (e->lazy && !e->memchunk.memblock) {
- if (pa_sound_file_load(e->filename, &e->sample_spec, &e->memchunk, c->memblock_stat) < 0)
- return -1;
-
- pa_subscription_post(c, PA_SUBSCRIPTION_EVENT_SAMPLE_CACHE|PA_SUBSCRIPTION_EVENT_CHANGE, e->index);
- }
-
- if (!e->memchunk.memblock)
- return -1;
-
- t = pa_sprintf_malloc("sample:%s", name);
-
- if (pa_play_memchunk(sink, t, &e->sample_spec, &e->channel_map, &e->memchunk, pa_sw_cvolume_multiply(&r, volume, &e->volume)) < 0) {
- free(t);
- return -1;
- }
-
- free(t);
-
- if (e->lazy)
- time(&e->last_used_time);
-
- return 0;
-}
-
-const char * pa_scache_get_name_by_id(pa_core *c, uint32_t id) {
- pa_scache_entry *e;
- assert(c && id != PA_IDXSET_INVALID);
-
- if (!c->scache || !(e = pa_idxset_get_by_index(c->scache, id)))
- return NULL;
-
- return e->name;
-}
-
-uint32_t pa_scache_get_id_by_name(pa_core *c, const char *name) {
- pa_scache_entry *e;
- assert(c && name);
-
- if (!(e = pa_namereg_get(c, name, PA_NAMEREG_SAMPLE, 0)))
- return PA_IDXSET_INVALID;
-
- return e->index;
-}
-
-uint32_t pa_scache_total_size(pa_core *c) {
- pa_scache_entry *e;
- uint32_t idx, sum = 0;
- assert(c);
-
- if (!c->scache || !pa_idxset_size(c->scache))
- return 0;
-
- for (e = pa_idxset_first(c->scache, &idx); e; e = pa_idxset_next(c->scache, &idx))
- if (e->memchunk.memblock)
- sum += e->memchunk.length;
-
- return sum;
-}
-
-void pa_scache_unload_unused(pa_core *c) {
- pa_scache_entry *e;
- time_t now;
- uint32_t idx;
- assert(c);
-
- if (!c->scache || !pa_idxset_size(c->scache))
- return;
-
- time(&now);
-
- for (e = pa_idxset_first(c->scache, &idx); e; e = pa_idxset_next(c->scache, &idx)) {
-
- if (!e->lazy || !e->memchunk.memblock)
- continue;
-
- if (e->last_used_time + c->scache_idle_time > now)
- continue;
-
- pa_memblock_unref(e->memchunk.memblock);
- e->memchunk.memblock = NULL;
- e->memchunk.index = e->memchunk.length = 0;
-
- pa_subscription_post(c, PA_SUBSCRIPTION_EVENT_SAMPLE_CACHE|PA_SUBSCRIPTION_EVENT_CHANGE, e->index);
- }
-}
-
-static void add_file(pa_core *c, const char *pathname) {
- struct stat st;
- const char *e;
-
- e = pa_path_get_filename(pathname);
-
- if (stat(pathname, &st) < 0) {
- pa_log(__FILE__": stat('%s') failed: %s\n", pathname, strerror(errno));
- return;
- }
-
-#if defined(S_ISREG) && defined(S_ISLNK)
- if (S_ISREG(st.st_mode) || S_ISLNK(st.st_mode))
-#endif
- pa_scache_add_file_lazy(c, e, pathname, NULL);
-}
-
-int pa_scache_add_directory_lazy(pa_core *c, const char *pathname) {
- DIR *dir;
- assert(c && pathname);
-
- /* First try to open this as directory */
- if (!(dir = opendir(pathname))) {
-#ifdef HAVE_GLOB_H
- glob_t p;
- unsigned int i;
- /* If that fails, try to open it as shell glob */
-
- if (glob(pathname, GLOB_ERR|GLOB_NOSORT, NULL, &p) < 0) {
- pa_log(__FILE__": Failed to open directory: %s\n", strerror(errno));
- return -1;
- }
-
- for (i = 0; i < p.gl_pathc; i++)
- add_file(c, p.gl_pathv[i]);
-
- globfree(&p);
-#else
- return -1;
-#endif
- } else {
- struct dirent *e;
-
- while ((e = readdir(dir))) {
- char p[PATH_MAX];
-
- if (e->d_name[0] == '.')
- continue;
-
- snprintf(p, sizeof(p), "%s/%s", pathname, e->d_name);
- add_file(c, p);
- }
- }
-
- closedir(dir);
- return 0;
-}