diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/replay_gain_ape.c | 78 | ||||
| -rw-r--r-- | src/replay_gain_ape.h | 32 |
2 files changed, 110 insertions, 0 deletions
diff --git a/src/replay_gain_ape.c b/src/replay_gain_ape.c new file mode 100644 index 000000000..9ae47468f --- /dev/null +++ b/src/replay_gain_ape.c @@ -0,0 +1,78 @@ +/* + * 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 + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program 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 General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#include "config.h" +#include "replay_gain_ape.h" +#include "replay_gain_info.h" +#include "ape.h" + +#include <glib.h> + +#include <string.h> +#include <stdlib.h> + +struct rg_ape_ctx { + struct replay_gain_info *info; + bool found; +}; + +static bool +replay_gain_ape_callback(unsigned long flags, const char *key, + const char *_value, size_t value_length, void *_ctx) +{ + struct rg_ape_ctx *ctx = _ctx; + + /* we only care about utf-8 text tags */ + if ((flags & (0x3 << 1)) != 0) + return true; + + char value[16]; + if (value_length >= sizeof(value)) + return true; + memcpy(value, _value, value_length); + value[value_length] = 0; + + if (g_ascii_strcasecmp(key, "replaygain_track_gain") == 0) { + ctx->info->tuples[REPLAY_GAIN_TRACK].gain = atof(value); + ctx->found = true; + } else if (g_ascii_strcasecmp(key, "replaygain_album_gain") == 0) { + ctx->info->tuples[REPLAY_GAIN_ALBUM].gain = atof(value); + ctx->found = true; + } else if (g_ascii_strcasecmp(key, "replaygain_track_peak") == 0) { + ctx->info->tuples[REPLAY_GAIN_TRACK].peak = atof(value); + ctx->found = true; + } else if (g_ascii_strcasecmp(key, "replaygain_album_peak") == 0) { + ctx->info->tuples[REPLAY_GAIN_ALBUM].peak = atof(value); + ctx->found = true; + } + + return true; +} + +bool +replay_gain_ape_read(const char *path_fs, struct replay_gain_info *info) +{ + struct rg_ape_ctx ctx = { + .info = info, + .found = false, + }; + + return tag_ape_scan(path_fs, replay_gain_ape_callback, &ctx) && + ctx.found; +} diff --git a/src/replay_gain_ape.h b/src/replay_gain_ape.h new file mode 100644 index 000000000..8525ac85e --- /dev/null +++ b/src/replay_gain_ape.h @@ -0,0 +1,32 @@ +/* + * 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 + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program 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 General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#ifndef MPD_REPLAY_GAIN_APE_H +#define MPD_REPLAY_GAIN_APE_H + +#include "check.h" + +#include <stdbool.h> + +struct replay_gain_info; + +bool +replay_gain_ape_read(const char *path_fs, struct replay_gain_info *info); + +#endif |