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authorMike Dawson <mike@gp2x.org>2009-08-30 19:49:04 +0200
committerMax Kellermann <max@duempel.org>2009-08-30 19:49:04 +0200
commitcde9408bd883e6ea67c9c2ced3f928bc9c044eb5 (patch)
treeb24bbdba511ea13dcf25612907b6a6a7a37d639f /src/decoder
parent85ce9aa7deec29d8b3b3dffeaa4a46e1090693f5 (diff)
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decoder/sidplay: implemented songlength database
[mk: added autoconf test; fixed songlen_data_size type]
Diffstat (limited to 'src/decoder')
-rw-r--r--src/decoder/sidplay_plugin.cxx87
1 files changed, 87 insertions, 0 deletions
diff --git a/src/decoder/sidplay_plugin.cxx b/src/decoder/sidplay_plugin.cxx
index ab67a8b81..f490586ac 100644
--- a/src/decoder/sidplay_plugin.cxx
+++ b/src/decoder/sidplay_plugin.cxx
@@ -27,6 +27,7 @@ extern "C" {
#include <sidplay/sidplay2.h>
#include <sidplay/builders/resid.h>
+#include <sidplay/utils/SidTuneMod.h>
#undef G_LOG_DOMAIN
#define G_LOG_DOMAIN "sidplay"
@@ -34,12 +35,48 @@ extern "C" {
#define SUBTUNE_PREFIX "tune_"
static GPatternSpec *path_with_subtune;
+static const char *songlength_file;
+static GKeyFile *songlength_database;
static bool all_files_are_containers;
+static unsigned default_songlength;
static bool
sidplay_init(const struct config_param *param)
{
+ GError *err=NULL;
+ gchar *songlen_data;
+ gsize songlen_data_size;
+
+ /* read the songlengths database file */
+ songlength_file=config_get_block_string(param,
+ "songlength_database", NULL);
+ if(songlength_file) {
+ if(g_file_get_contents(songlength_file, &songlen_data, &songlen_data_size, NULL)) {
+ /* replace any ; comment characters with # */
+ for(int i=0; i<songlen_data_size; i++)
+ if(songlen_data[i]==';') songlen_data[i]='#';
+
+ songlength_database=g_key_file_new();
+ if(!g_key_file_load_from_data(songlength_database,
+ songlen_data, songlen_data_size,
+ G_KEY_FILE_NONE, &err)) {
+ g_warning("unable to parse songlengths file %s: %s",
+ songlength_file, err->message);
+ g_key_file_free(songlength_database);
+ songlength_database=NULL;
+ }
+ g_key_file_set_list_separator(songlength_database, ' ');
+ g_free(songlen_data);
+ } else {
+ g_warning("unable to read songlengths file %s: %s",
+ songlength_file, err->message);
+ }
+ }
+
+ default_songlength=config_get_block_unsigned(param,
+ "default_songlength", 0);
+
all_files_are_containers=config_get_block_bool(param,
"all_files_are_containers", true);
@@ -53,6 +90,9 @@ void
sidplay_finish()
{
g_pattern_spec_free(path_with_subtune);
+
+ if(songlength_database)
+ g_key_file_free(songlength_database);
}
/**
@@ -97,6 +137,49 @@ get_song_num(const char *path_fs)
return 1;
}
+/* get the song length in seconds */
+static int
+get_song_length(const char *path_fs)
+{
+ if (songlength_database == NULL)
+ return -1;
+
+ gchar *sid_file=get_container_name(path_fs);
+ SidTuneMod tune(sid_file);
+ g_free(sid_file);
+ if(!tune) {
+ g_warning("failed to load file for calculating md5 sum");
+ return -1;
+ }
+ char md5sum[SIDTUNE_MD5_LENGTH+1];
+ tune.createMD5(md5sum);
+
+ int song_num=get_song_num(path_fs);
+
+ gsize num_items;
+ gchar **values=g_key_file_get_string_list(songlength_database,
+ "Database", md5sum, &num_items, NULL);
+ if(!values || song_num>num_items) {
+ g_strfreev(values);
+ return -1;
+ }
+
+ int minutes=strtol(values[song_num-1], NULL, 10);
+ if(errno==EINVAL) minutes=0;
+
+ int seconds;
+ char *ptr=strchr(values[song_num-1], ':');
+ if(ptr) {
+ seconds=strtol(ptr+1, NULL, 10);
+ if(errno==EINVAL) seconds=0;
+ } else
+ seconds=0;
+
+ g_strfreev(values);
+
+ return (minutes*60)+seconds;
+}
+
static void
sidplay_file_decode(struct decoder *decoder, const char *path_fs)
{
@@ -232,6 +315,10 @@ sidplay_tag_dup(const char *path_fs)
tag_add_item(tag, TAG_ITEM_TRACK, track);
g_free(track);
+ /* time */
+ int song_len=get_song_length(path_fs);
+ if(song_len!=-1) tag->time=song_len;
+
return tag;
}