2009-03-13 18:43:16 +01:00
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/*
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* Copyright (C) 2003-2009 The Music Player Daemon Project
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* http://www.musicpd.org
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2008-11-04 17:08:57 +01:00
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*
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2007-06-24 22:40:04 +02:00
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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2009-03-13 18:43:16 +01:00
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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2007-06-24 22:40:04 +02:00
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*/
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2008-08-26 08:27:04 +02:00
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#include "../decoder_api.h"
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2008-04-12 06:19:26 +02:00
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#include "../path.h"
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2008-11-22 14:27:18 +01:00
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#include "../utils.h"
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2007-06-24 22:40:04 +02:00
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#include <wavpack/wavpack.h>
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2008-11-04 17:10:10 +01:00
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#include <glib.h>
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2008-12-29 17:28:32 +01:00
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#include <assert.h>
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2008-11-24 10:33:08 +01:00
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#include <unistd.h>
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2009-01-03 14:53:42 +01:00
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#include <stdio.h>
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#include <stdlib.h>
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2007-06-24 22:40:04 +02:00
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2009-02-17 19:26:36 +01:00
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#undef G_LOG_DOMAIN
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#define G_LOG_DOMAIN "wavpack"
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2008-08-26 08:41:05 +02:00
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/* pick 1020 since its devisible for 8,16,24, and 32-bit audio */
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#define CHUNK_SIZE 1020
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2007-06-24 22:40:04 +02:00
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#define ERRORLEN 80
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static struct {
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const char *name;
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2008-11-04 17:10:13 +01:00
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enum tag_type type;
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2007-06-24 22:40:04 +02:00
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} tagtypes[] = {
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2009-10-13 16:12:45 +02:00
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{ "artist", TAG_ARTIST },
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{ "album", TAG_ALBUM },
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{ "title", TAG_TITLE },
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{ "track", TAG_TRACK },
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{ "name", TAG_NAME },
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{ "genre", TAG_GENRE },
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{ "date", TAG_DATE },
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{ "composer", TAG_COMPOSER },
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{ "performer", TAG_PERFORMER },
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{ "comment", TAG_COMMENT },
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{ "disc", TAG_DISC },
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2007-06-24 22:40:04 +02:00
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};
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2008-11-14 15:21:44 +01:00
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/** A pointer type for format converter function. */
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typedef void (*format_samples_t)(
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int bytes_per_sample,
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void *buffer, uint32_t count
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);
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2007-06-24 22:40:04 +02:00
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/*
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* This function has been borrowed from the tiny player found on
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* wavpack.com. Modifications were required because mpd only handles
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2008-11-08 13:11:10 +01:00
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* max 24-bit samples.
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2007-06-24 22:40:04 +02:00
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*/
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2008-11-04 17:08:59 +01:00
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static void
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2008-11-14 15:21:44 +01:00
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format_samples_int(int bytes_per_sample, void *buffer, uint32_t count)
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2007-06-24 22:40:04 +02:00
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{
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2008-11-08 13:11:10 +01:00
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int32_t *src = buffer;
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2007-06-24 22:40:04 +02:00
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2008-11-04 17:08:59 +01:00
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switch (bytes_per_sample) {
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2008-11-08 13:11:10 +01:00
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case 1: {
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uchar *dst = buffer;
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/*
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* The asserts like the following one are because we do the
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* formatting of samples within a single buffer. The size
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* of the output samples never can be greater than the size
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* of the input ones. Otherwise we would have an overflow.
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*/
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2008-11-22 14:27:18 +01:00
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assert_static(sizeof(*dst) <= sizeof(*src));
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2008-11-08 13:11:10 +01:00
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/* pass through and align 8-bit samples */
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2008-11-14 15:21:44 +01:00
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while (count--) {
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2008-11-04 17:08:57 +01:00
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*dst++ = *src++;
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2008-11-08 13:08:21 +01:00
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}
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2008-11-04 17:08:57 +01:00
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break;
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2008-11-08 13:11:10 +01:00
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}
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case 2: {
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uint16_t *dst = buffer;
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2008-11-22 14:27:18 +01:00
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assert_static(sizeof(*dst) <= sizeof(*src));
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2008-11-08 13:11:10 +01:00
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/* pass through and align 16-bit samples */
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2008-11-14 15:21:44 +01:00
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while (count--) {
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2008-11-08 13:11:10 +01:00
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*dst++ = *src++;
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2008-11-04 17:08:57 +01:00
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}
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break;
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2008-11-08 13:11:10 +01:00
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}
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2009-11-11 21:49:00 +01:00
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2008-11-04 17:08:57 +01:00
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case 3:
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2009-11-11 21:49:00 +01:00
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case 4:
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2008-11-08 13:11:10 +01:00
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/* do nothing */
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2008-11-04 17:08:57 +01:00
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break;
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2008-11-08 13:11:10 +01:00
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}
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2007-06-24 22:40:04 +02:00
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}
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/*
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2008-11-08 13:11:10 +01:00
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* This function converts floating point sample data to 24-bit integer.
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2007-06-24 22:40:04 +02:00
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*/
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2008-11-08 13:07:09 +01:00
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static void
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2009-01-01 18:09:24 +01:00
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format_samples_float(G_GNUC_UNUSED int bytes_per_sample, void *buffer,
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2008-11-14 15:21:44 +01:00
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uint32_t count)
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2007-06-24 22:40:04 +02:00
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{
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2008-11-08 13:11:10 +01:00
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int32_t *dst = buffer;
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float *src = buffer;
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2008-11-22 14:27:18 +01:00
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assert_static(sizeof(*dst) <= sizeof(*src));
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2007-06-24 22:40:04 +02:00
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2008-11-14 15:21:44 +01:00
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while (count--) {
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2008-11-08 13:11:10 +01:00
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*dst++ = (int32_t)(*src++ + 0.5f);
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2007-06-24 22:40:04 +02:00
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}
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}
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/*
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* This does the main decoding thing.
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* Requires an already opened WavpackContext.
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*/
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2008-11-08 13:07:09 +01:00
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static void
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2008-11-14 15:21:44 +01:00
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wavpack_decode(struct decoder *decoder, WavpackContext *wpc, bool can_seek,
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struct replay_gain_info *replay_gain_info)
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2007-06-24 22:40:04 +02:00
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{
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2008-09-07 19:19:55 +02:00
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struct audio_format audio_format;
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2008-11-14 15:21:44 +01:00
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format_samples_t format_samples;
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2007-06-24 22:40:04 +02:00
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char chunk[CHUNK_SIZE];
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2008-11-14 15:21:44 +01:00
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int samples_requested, samples_got;
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float total_time, current_time;
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int bytes_per_sample, output_sample_size;
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int position;
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2007-06-24 22:40:04 +02:00
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2009-07-19 17:24:43 +02:00
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audio_format_init(&audio_format, WavpackGetSampleRate(wpc),
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WavpackGetBitsPerSample(wpc),
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2009-11-11 23:03:20 +01:00
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WavpackGetNumChannels(wpc));
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2007-06-24 22:40:04 +02:00
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2008-11-08 13:11:10 +01:00
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/* round bitwidth to 8-bit units */
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audio_format.bits = (audio_format.bits + 7) & (~7);
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2009-11-11 21:49:00 +01:00
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/* MPD handles max 32-bit samples */
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if (audio_format.bits > 32)
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audio_format.bits = 32;
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if ((WavpackGetMode(wpc) & MODE_FLOAT) == MODE_FLOAT)
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2008-11-08 13:11:10 +01:00
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audio_format.bits = 24;
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2007-06-24 22:40:04 +02:00
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2008-11-21 20:27:30 +01:00
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if (!audio_format_valid(&audio_format)) {
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g_warning("Invalid audio format: %u:%u:%u\n",
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audio_format.sample_rate,
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audio_format.bits,
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audio_format.channels);
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return;
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}
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2008-11-08 13:08:21 +01:00
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if ((WavpackGetMode(wpc) & MODE_FLOAT) == MODE_FLOAT) {
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2007-06-24 22:40:04 +02:00
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format_samples = format_samples_float;
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2008-11-08 13:08:21 +01:00
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} else {
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2007-06-24 22:40:04 +02:00
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format_samples = format_samples_int;
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2008-11-08 13:08:21 +01:00
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}
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2008-11-12 21:25:08 +01:00
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2008-11-14 15:21:44 +01:00
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total_time = WavpackGetNumSamples(wpc);
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total_time /= audio_format.sample_rate;
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2008-11-04 17:08:59 +01:00
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bytes_per_sample = WavpackGetBytesPerSample(wpc);
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2008-11-19 00:02:06 +01:00
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output_sample_size = audio_format_frame_size(&audio_format);
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2007-06-24 22:40:04 +02:00
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2008-11-08 13:11:10 +01:00
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/* wavpack gives us all kind of samples in a 32-bit space */
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2008-11-14 15:21:44 +01:00
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samples_requested = sizeof(chunk) / (4 * audio_format.channels);
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2007-06-24 22:40:04 +02:00
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2008-11-14 15:21:44 +01:00
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decoder_initialized(decoder, &audio_format, can_seek, total_time);
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2008-08-26 08:27:04 +02:00
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2007-06-24 22:40:04 +02:00
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position = 0;
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do {
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2008-08-26 08:27:07 +02:00
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if (decoder_get_command(decoder) == DECODE_COMMAND_SEEK) {
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2008-11-14 15:21:44 +01:00
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if (can_seek) {
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2007-06-24 22:40:04 +02:00
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int where;
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2008-11-14 15:21:44 +01:00
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where = decoder_seek_where(decoder);
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where *= audio_format.sample_rate;
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2008-08-26 08:27:07 +02:00
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if (WavpackSeekSample(wpc, where)) {
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2007-06-24 22:40:04 +02:00
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position = where;
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2008-08-26 08:27:07 +02:00
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decoder_command_finished(decoder);
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2008-11-08 13:08:21 +01:00
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} else {
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2008-08-26 08:27:07 +02:00
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decoder_seek_error(decoder);
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2008-11-08 13:08:21 +01:00
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}
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2007-06-24 22:40:04 +02:00
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} else {
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2008-08-26 08:27:07 +02:00
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decoder_seek_error(decoder);
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2007-06-24 22:40:04 +02:00
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}
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}
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2008-11-08 13:08:21 +01:00
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if (decoder_get_command(decoder) == DECODE_COMMAND_STOP) {
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2007-06-24 22:40:04 +02:00
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break;
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2008-11-08 13:08:21 +01:00
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}
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2007-06-24 22:40:04 +02:00
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2008-11-14 15:21:44 +01:00
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samples_got = WavpackUnpackSamples(
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wpc, (int32_t *)chunk, samples_requested
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);
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if (samples_got > 0) {
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2007-06-24 22:40:04 +02:00
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int bitrate = (int)(WavpackGetInstantBitrate(wpc) /
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1000 + 0.5);
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2008-11-14 15:21:44 +01:00
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position += samples_got;
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current_time = position;
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current_time /= audio_format.sample_rate;
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format_samples(
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bytes_per_sample, chunk,
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samples_got * audio_format.channels
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);
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decoder_data(
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decoder, NULL, chunk,
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samples_got * output_sample_size,
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current_time, bitrate,
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replay_gain_info
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);
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2007-06-24 22:40:04 +02:00
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}
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2008-11-14 15:23:13 +01:00
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} while (samples_got > 0);
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2007-06-24 22:40:04 +02:00
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}
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2008-11-11 16:21:09 +01:00
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/**
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* Locate and parse a floating point tag. Returns true if it was
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* found.
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*/
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static bool
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wavpack_tag_float(WavpackContext *wpc, const char *key, float *value_r)
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2007-06-25 15:37:21 +02:00
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{
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2008-11-11 16:21:09 +01:00
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char buffer[64];
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int ret;
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ret = WavpackGetTagItem(wpc, key, buffer, sizeof(buffer));
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if (ret <= 0)
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return false;
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2007-06-25 15:37:21 +02:00
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2008-11-11 16:21:09 +01:00
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*value_r = atof(buffer);
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return true;
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2007-06-25 15:37:21 +02:00
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}
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2008-11-11 15:55:34 +01:00
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static struct replay_gain_info *
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2008-11-08 13:07:09 +01:00
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wavpack_replaygain(WavpackContext *wpc)
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2007-06-25 15:37:21 +02:00
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{
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2008-11-11 15:55:34 +01:00
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struct replay_gain_info *replay_gain_info;
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2008-10-30 08:38:54 +01:00
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bool found = false;
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2007-06-25 15:37:21 +02:00
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2008-11-11 15:55:34 +01:00
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replay_gain_info = replay_gain_info_new();
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2007-06-25 15:37:21 +02:00
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2008-11-14 15:21:44 +01:00
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found |= wavpack_tag_float(
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wpc, "replaygain_track_gain",
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&replay_gain_info->tuples[REPLAY_GAIN_TRACK].gain
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);
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found |= wavpack_tag_float(
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wpc, "replaygain_track_peak",
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&replay_gain_info->tuples[REPLAY_GAIN_TRACK].peak
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);
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found |= wavpack_tag_float(
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wpc, "replaygain_album_gain",
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&replay_gain_info->tuples[REPLAY_GAIN_ALBUM].gain
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);
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found |= wavpack_tag_float(
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wpc, "replaygain_album_peak",
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&replay_gain_info->tuples[REPLAY_GAIN_ALBUM].peak
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);
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2007-06-25 15:37:21 +02:00
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2008-11-08 13:08:21 +01:00
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if (found) {
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2008-11-04 17:08:59 +01:00
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return replay_gain_info;
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2008-11-08 13:08:21 +01:00
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}
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2007-06-25 15:37:21 +02:00
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2008-11-11 15:55:34 +01:00
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replay_gain_info_free(replay_gain_info);
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2007-06-25 15:37:21 +02:00
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return NULL;
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}
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|
2007-06-24 22:40:04 +02:00
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/*
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* Reads metainfo from the specified file.
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*/
|
2008-11-08 13:07:09 +01:00
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static struct tag *
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wavpack_tagdup(const char *fname)
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2007-06-24 22:40:04 +02:00
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{
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WavpackContext *wpc;
|
2008-08-29 09:38:11 +02:00
|
|
|
struct tag *tag;
|
2007-06-24 22:40:04 +02:00
|
|
|
char error[ERRORLEN];
|
|
|
|
char *s;
|
2008-11-14 15:21:44 +01:00
|
|
|
int size, allocated_size;
|
2007-06-24 22:40:04 +02:00
|
|
|
|
|
|
|
wpc = WavpackOpenFileInput(fname, error, OPEN_TAGS, 0);
|
|
|
|
if (wpc == NULL) {
|
2008-11-14 15:21:44 +01:00
|
|
|
g_warning(
|
|
|
|
"failed to open WavPack file \"%s\": %s\n",
|
|
|
|
fname, error
|
|
|
|
);
|
2007-06-24 22:40:04 +02:00
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
2008-08-29 09:38:21 +02:00
|
|
|
tag = tag_new();
|
2008-11-14 15:21:44 +01:00
|
|
|
tag->time = WavpackGetNumSamples(wpc);
|
|
|
|
tag->time /= WavpackGetSampleRate(wpc);
|
2007-06-24 22:40:04 +02:00
|
|
|
|
2008-11-14 15:21:44 +01:00
|
|
|
allocated_size = 0;
|
2007-06-24 22:40:04 +02:00
|
|
|
s = NULL;
|
|
|
|
|
2008-11-04 17:10:17 +01:00
|
|
|
for (unsigned i = 0; i < G_N_ELEMENTS(tagtypes); ++i) {
|
2008-11-14 15:21:44 +01:00
|
|
|
size = WavpackGetTagItem(wpc, tagtypes[i].name, NULL, 0);
|
|
|
|
if (size > 0) {
|
|
|
|
++size; /* EOS */
|
2007-06-24 22:40:04 +02:00
|
|
|
|
|
|
|
if (s == NULL) {
|
2008-11-14 15:21:44 +01:00
|
|
|
s = g_malloc(size);
|
|
|
|
allocated_size = size;
|
|
|
|
} else if (size > allocated_size) {
|
|
|
|
char *t = (char *)g_realloc(s, size);
|
|
|
|
allocated_size = size;
|
2007-06-24 22:40:04 +02:00
|
|
|
s = t;
|
|
|
|
}
|
|
|
|
|
2008-11-14 15:21:44 +01:00
|
|
|
WavpackGetTagItem(wpc, tagtypes[i].name, s, size);
|
2008-08-29 09:38:21 +02:00
|
|
|
tag_add_item(tag, tagtypes[i].type, s);
|
2007-06-24 22:40:04 +02:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2008-11-04 17:10:10 +01:00
|
|
|
g_free(s);
|
2007-06-24 22:40:04 +02:00
|
|
|
|
|
|
|
WavpackCloseFile(wpc);
|
|
|
|
|
|
|
|
return tag;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
2008-10-26 19:54:57 +01:00
|
|
|
* mpd input_stream <=> WavpackStreamReader wrapper callbacks
|
2007-06-24 22:40:04 +02:00
|
|
|
*/
|
|
|
|
|
2008-03-26 11:38:30 +01:00
|
|
|
/* This struct is needed for per-stream last_byte storage. */
|
2008-11-04 17:08:59 +01:00
|
|
|
struct wavpack_input {
|
2008-08-26 08:27:14 +02:00
|
|
|
struct decoder *decoder;
|
2008-10-26 19:54:57 +01:00
|
|
|
struct input_stream *is;
|
2008-03-26 11:38:30 +01:00
|
|
|
/* Needed for push_back_byte() */
|
|
|
|
int last_byte;
|
2008-11-04 17:08:59 +01:00
|
|
|
};
|
2008-03-26 11:38:30 +01:00
|
|
|
|
2008-11-08 13:09:07 +01:00
|
|
|
/**
|
|
|
|
* Little wrapper for struct wavpack_input to cast from void *.
|
|
|
|
*/
|
|
|
|
static struct wavpack_input *
|
|
|
|
wpin(void *id)
|
|
|
|
{
|
|
|
|
assert(id);
|
|
|
|
return id;
|
|
|
|
}
|
|
|
|
|
2008-11-08 13:07:09 +01:00
|
|
|
static int32_t
|
2008-11-08 13:07:40 +01:00
|
|
|
wavpack_input_read_bytes(void *id, void *data, int32_t bcount)
|
2007-06-24 22:40:04 +02:00
|
|
|
{
|
|
|
|
uint8_t *buf = (uint8_t *)data;
|
|
|
|
int32_t i = 0;
|
|
|
|
|
2008-11-08 13:09:07 +01:00
|
|
|
if (wpin(id)->last_byte != EOF) {
|
|
|
|
*buf++ = wpin(id)->last_byte;
|
|
|
|
wpin(id)->last_byte = EOF;
|
2007-06-24 22:40:04 +02:00
|
|
|
--bcount;
|
|
|
|
++i;
|
|
|
|
}
|
2008-11-05 07:24:57 +01:00
|
|
|
|
|
|
|
/* wavpack fails if we return a partial read, so we just wait
|
|
|
|
until the buffer is full */
|
|
|
|
while (bcount > 0) {
|
2008-11-14 15:21:44 +01:00
|
|
|
size_t nbytes = decoder_read(
|
|
|
|
wpin(id)->decoder, wpin(id)->is, buf, bcount
|
|
|
|
);
|
2008-11-08 13:08:21 +01:00
|
|
|
if (nbytes == 0) {
|
2008-11-05 07:24:57 +01:00
|
|
|
/* EOF, error or a decoder command */
|
|
|
|
break;
|
2008-11-08 13:08:21 +01:00
|
|
|
}
|
2008-11-05 07:24:57 +01:00
|
|
|
|
|
|
|
i += nbytes;
|
|
|
|
bcount -= nbytes;
|
|
|
|
buf += nbytes;
|
|
|
|
}
|
|
|
|
|
|
|
|
return i;
|
2007-06-24 22:40:04 +02:00
|
|
|
}
|
|
|
|
|
2008-11-08 13:07:09 +01:00
|
|
|
static uint32_t
|
2008-11-08 13:07:40 +01:00
|
|
|
wavpack_input_get_pos(void *id)
|
2007-06-24 22:40:04 +02:00
|
|
|
{
|
2008-11-08 13:09:07 +01:00
|
|
|
return wpin(id)->is->offset;
|
2007-06-24 22:40:04 +02:00
|
|
|
}
|
|
|
|
|
2008-11-08 13:07:09 +01:00
|
|
|
static int
|
2008-11-08 13:07:40 +01:00
|
|
|
wavpack_input_set_pos_abs(void *id, uint32_t pos)
|
2007-06-24 22:40:04 +02:00
|
|
|
{
|
2008-11-08 13:09:07 +01:00
|
|
|
return input_stream_seek(wpin(id)->is, pos, SEEK_SET) ? 0 : -1;
|
2007-06-24 22:40:04 +02:00
|
|
|
}
|
|
|
|
|
2008-11-08 13:07:09 +01:00
|
|
|
static int
|
2008-11-08 13:07:40 +01:00
|
|
|
wavpack_input_set_pos_rel(void *id, int32_t delta, int mode)
|
2007-06-24 22:40:04 +02:00
|
|
|
{
|
2008-11-08 13:09:07 +01:00
|
|
|
return input_stream_seek(wpin(id)->is, delta, mode) ? 0 : -1;
|
2007-06-24 22:40:04 +02:00
|
|
|
}
|
|
|
|
|
2008-11-08 13:07:09 +01:00
|
|
|
static int
|
2008-11-08 13:07:40 +01:00
|
|
|
wavpack_input_push_back_byte(void *id, int c)
|
2007-06-24 22:40:04 +02:00
|
|
|
{
|
2008-11-08 13:10:15 +01:00
|
|
|
if (wpin(id)->last_byte == EOF) {
|
|
|
|
wpin(id)->last_byte = c;
|
|
|
|
return c;
|
|
|
|
} else {
|
|
|
|
return EOF;
|
|
|
|
}
|
2007-06-24 22:40:04 +02:00
|
|
|
}
|
|
|
|
|
2008-11-08 13:07:09 +01:00
|
|
|
static uint32_t
|
2008-11-08 13:07:40 +01:00
|
|
|
wavpack_input_get_length(void *id)
|
2007-06-24 22:40:04 +02:00
|
|
|
{
|
2008-11-16 20:42:08 +01:00
|
|
|
if (wpin(id)->is->size < 0)
|
|
|
|
return 0;
|
|
|
|
|
2008-11-08 13:09:07 +01:00
|
|
|
return wpin(id)->is->size;
|
2007-06-24 22:40:04 +02:00
|
|
|
}
|
|
|
|
|
2008-11-08 13:07:09 +01:00
|
|
|
static int
|
2008-11-08 13:07:40 +01:00
|
|
|
wavpack_input_can_seek(void *id)
|
2007-06-24 22:40:04 +02:00
|
|
|
{
|
2008-11-08 13:09:07 +01:00
|
|
|
return wpin(id)->is->seekable;
|
2007-06-24 22:40:04 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
static WavpackStreamReader mpd_is_reader = {
|
2008-11-08 13:07:40 +01:00
|
|
|
.read_bytes = wavpack_input_read_bytes,
|
|
|
|
.get_pos = wavpack_input_get_pos,
|
|
|
|
.set_pos_abs = wavpack_input_set_pos_abs,
|
|
|
|
.set_pos_rel = wavpack_input_set_pos_rel,
|
|
|
|
.push_back_byte = wavpack_input_push_back_byte,
|
|
|
|
.get_length = wavpack_input_get_length,
|
|
|
|
.can_seek = wavpack_input_can_seek,
|
2007-06-24 22:40:04 +02:00
|
|
|
.write_bytes = NULL /* no need to write edited tags */
|
|
|
|
};
|
|
|
|
|
2008-03-26 11:38:30 +01:00
|
|
|
static void
|
2008-11-04 17:08:59 +01:00
|
|
|
wavpack_input_init(struct wavpack_input *isp, struct decoder *decoder,
|
|
|
|
struct input_stream *is)
|
2008-03-26 11:38:30 +01:00
|
|
|
{
|
2008-08-26 08:27:14 +02:00
|
|
|
isp->decoder = decoder;
|
2008-03-26 11:38:30 +01:00
|
|
|
isp->is = is;
|
|
|
|
isp->last_byte = EOF;
|
|
|
|
}
|
|
|
|
|
2008-11-04 17:10:01 +01:00
|
|
|
static bool
|
2008-11-04 17:10:03 +01:00
|
|
|
wavpack_open_wvc(struct decoder *decoder, struct input_stream *is_wvc,
|
|
|
|
struct wavpack_input *wpi)
|
2007-06-24 22:40:04 +02:00
|
|
|
{
|
2009-01-04 19:09:34 +01:00
|
|
|
char *utf8url;
|
2008-03-26 11:38:30 +01:00
|
|
|
char *wvc_url = NULL;
|
2008-10-26 20:56:46 +01:00
|
|
|
bool ret;
|
2008-11-04 17:10:03 +01:00
|
|
|
char first_byte;
|
|
|
|
size_t nbytes;
|
2008-08-26 08:27:14 +02:00
|
|
|
|
|
|
|
/*
|
|
|
|
* As we use dc->utf8url, this function will be bad for
|
|
|
|
* single files. utf8url is not absolute file path :/
|
|
|
|
*/
|
2009-01-04 19:09:34 +01:00
|
|
|
utf8url = decoder_get_uri(decoder);
|
2008-11-08 13:08:21 +01:00
|
|
|
if (utf8url == NULL) {
|
2008-11-04 17:10:01 +01:00
|
|
|
return false;
|
2008-11-08 13:08:21 +01:00
|
|
|
}
|
2008-03-26 11:38:30 +01:00
|
|
|
|
2008-11-04 17:10:10 +01:00
|
|
|
wvc_url = g_strconcat(utf8url, "c", NULL);
|
2009-01-04 19:09:34 +01:00
|
|
|
g_free(utf8url);
|
|
|
|
|
2008-10-26 20:34:47 +01:00
|
|
|
ret = input_stream_open(is_wvc, wvc_url);
|
2008-11-04 17:10:10 +01:00
|
|
|
g_free(wvc_url);
|
2008-03-26 11:38:30 +01:00
|
|
|
|
2008-11-08 13:08:21 +01:00
|
|
|
if (!ret) {
|
2008-11-04 17:10:01 +01:00
|
|
|
return false;
|
2008-11-08 13:08:21 +01:00
|
|
|
}
|
2008-08-26 08:27:14 +02:00
|
|
|
|
|
|
|
/*
|
|
|
|
* And we try to buffer in order to get know
|
|
|
|
* about a possible 404 error.
|
|
|
|
*/
|
2008-11-14 15:21:44 +01:00
|
|
|
nbytes = decoder_read(
|
|
|
|
decoder, is_wvc, &first_byte, sizeof(first_byte)
|
|
|
|
);
|
2008-11-06 06:48:33 +01:00
|
|
|
if (nbytes == 0) {
|
|
|
|
input_stream_close(is_wvc);
|
2008-11-04 17:10:03 +01:00
|
|
|
return false;
|
2008-11-06 06:48:33 +01:00
|
|
|
}
|
2008-03-26 11:38:30 +01:00
|
|
|
|
2008-11-04 17:10:03 +01:00
|
|
|
/* push it back */
|
|
|
|
wavpack_input_init(wpi, decoder, is_wvc);
|
|
|
|
wpi->last_byte = first_byte;
|
|
|
|
return true;
|
2008-08-26 08:27:14 +02:00
|
|
|
}
|
2008-03-26 11:38:30 +01:00
|
|
|
|
2008-08-26 08:27:14 +02:00
|
|
|
/*
|
|
|
|
* Decodes a stream.
|
|
|
|
*/
|
2008-11-11 17:13:44 +01:00
|
|
|
static void
|
2008-10-26 19:54:57 +01:00
|
|
|
wavpack_streamdecode(struct decoder * decoder, struct input_stream *is)
|
2008-08-26 08:27:14 +02:00
|
|
|
{
|
|
|
|
char error[ERRORLEN];
|
|
|
|
WavpackContext *wpc;
|
2008-10-26 19:54:57 +01:00
|
|
|
struct input_stream is_wvc;
|
2009-11-11 23:03:20 +01:00
|
|
|
int open_flags = OPEN_NORMALIZE;
|
2008-11-04 17:08:59 +01:00
|
|
|
struct wavpack_input isp, isp_wvc;
|
2008-11-14 15:21:44 +01:00
|
|
|
bool can_seek = is->seekable;
|
2008-03-26 11:38:30 +01:00
|
|
|
|
2008-11-06 06:48:33 +01:00
|
|
|
if (wavpack_open_wvc(decoder, &is_wvc, &isp_wvc)) {
|
2008-03-26 11:38:30 +01:00
|
|
|
open_flags |= OPEN_WVC;
|
2008-11-14 15:21:44 +01:00
|
|
|
can_seek &= is_wvc.seekable;
|
2008-11-06 06:48:33 +01:00
|
|
|
}
|
2008-03-26 11:38:30 +01:00
|
|
|
|
2008-11-14 15:23:18 +01:00
|
|
|
if (!can_seek) {
|
|
|
|
open_flags |= OPEN_STREAMING;
|
|
|
|
}
|
|
|
|
|
2008-11-04 17:08:59 +01:00
|
|
|
wavpack_input_init(&isp, decoder, is);
|
2008-11-14 15:21:44 +01:00
|
|
|
wpc = WavpackOpenFileInputEx(
|
2009-01-30 15:57:51 +01:00
|
|
|
&mpd_is_reader, &isp,
|
|
|
|
open_flags & OPEN_WVC ? &isp_wvc : NULL,
|
|
|
|
error, open_flags, 23
|
2008-11-14 15:21:44 +01:00
|
|
|
);
|
2007-06-24 22:40:04 +02:00
|
|
|
|
|
|
|
if (wpc == NULL) {
|
2008-11-04 17:10:10 +01:00
|
|
|
g_warning("failed to open WavPack stream: %s\n", error);
|
2008-11-11 17:13:44 +01:00
|
|
|
return;
|
2007-06-24 22:40:04 +02:00
|
|
|
}
|
|
|
|
|
2008-11-14 15:21:44 +01:00
|
|
|
wavpack_decode(decoder, wpc, can_seek, NULL);
|
2007-06-24 22:40:04 +02:00
|
|
|
|
|
|
|
WavpackCloseFile(wpc);
|
2008-11-08 13:08:21 +01:00
|
|
|
if (open_flags & OPEN_WVC) {
|
2008-10-26 20:34:47 +01:00
|
|
|
input_stream_close(&is_wvc);
|
2008-11-08 13:08:21 +01:00
|
|
|
}
|
2007-06-24 22:40:04 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
2008-03-26 11:38:30 +01:00
|
|
|
* Decodes a file.
|
2007-06-24 22:40:04 +02:00
|
|
|
*/
|
2008-11-11 17:13:44 +01:00
|
|
|
static void
|
2008-10-31 15:56:43 +01:00
|
|
|
wavpack_filedecode(struct decoder *decoder, const char *fname)
|
2007-06-24 22:40:04 +02:00
|
|
|
{
|
|
|
|
char error[ERRORLEN];
|
|
|
|
WavpackContext *wpc;
|
2008-11-11 15:55:34 +01:00
|
|
|
struct replay_gain_info *replay_gain_info;
|
2007-06-24 22:40:04 +02:00
|
|
|
|
2008-11-14 15:21:44 +01:00
|
|
|
wpc = WavpackOpenFileInput(
|
|
|
|
fname, error,
|
2009-11-11 23:03:20 +01:00
|
|
|
OPEN_TAGS | OPEN_WVC | OPEN_NORMALIZE, 23
|
2008-11-14 15:21:44 +01:00
|
|
|
);
|
2007-06-24 22:40:04 +02:00
|
|
|
if (wpc == NULL) {
|
2008-11-14 15:21:44 +01:00
|
|
|
g_warning(
|
|
|
|
"failed to open WavPack file \"%s\": %s\n",
|
|
|
|
fname, error
|
|
|
|
);
|
2008-11-11 17:13:44 +01:00
|
|
|
return;
|
2007-06-24 22:40:04 +02:00
|
|
|
}
|
|
|
|
|
2008-11-04 17:08:59 +01:00
|
|
|
replay_gain_info = wavpack_replaygain(wpc);
|
2007-06-25 15:37:21 +02:00
|
|
|
|
2008-11-04 17:10:01 +01:00
|
|
|
wavpack_decode(decoder, wpc, true, replay_gain_info);
|
2007-06-25 15:37:21 +02:00
|
|
|
|
2008-11-08 13:08:21 +01:00
|
|
|
if (replay_gain_info) {
|
2008-11-11 15:55:34 +01:00
|
|
|
replay_gain_info_free(replay_gain_info);
|
2008-11-08 13:08:21 +01:00
|
|
|
}
|
2007-06-24 22:40:04 +02:00
|
|
|
|
|
|
|
WavpackCloseFile(wpc);
|
|
|
|
}
|
|
|
|
|
2008-11-14 15:21:44 +01:00
|
|
|
static char const *const wavpack_suffixes[] = {
|
|
|
|
"wv",
|
|
|
|
NULL
|
|
|
|
};
|
|
|
|
|
|
|
|
static char const *const wavpack_mime_types[] = {
|
|
|
|
"audio/x-wavpack",
|
|
|
|
NULL
|
|
|
|
};
|
2007-06-24 22:40:04 +02:00
|
|
|
|
2009-04-03 00:52:13 +02:00
|
|
|
const struct decoder_plugin wavpack_decoder_plugin = {
|
2008-09-29 15:55:17 +02:00
|
|
|
.name = "wavpack",
|
|
|
|
.stream_decode = wavpack_streamdecode,
|
|
|
|
.file_decode = wavpack_filedecode,
|
|
|
|
.tag_dup = wavpack_tagdup,
|
2008-11-04 17:08:59 +01:00
|
|
|
.suffixes = wavpack_suffixes,
|
|
|
|
.mime_types = wavpack_mime_types
|
2007-06-24 22:40:04 +02:00
|
|
|
};
|