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-rw-r--r--src/decoder/oggvorbis_plugin.c415
1 files changed, 0 insertions, 415 deletions
diff --git a/src/decoder/oggvorbis_plugin.c b/src/decoder/oggvorbis_plugin.c
deleted file mode 100644
index e935870de..000000000
--- a/src/decoder/oggvorbis_plugin.c
+++ /dev/null
@@ -1,415 +0,0 @@
-/* the Music Player Daemon (MPD)
- * Copyright (C) 2003-2007 by Warren Dukes (warren.dukes@gmail.com)
- * This project's homepage is: 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-/* TODO 'ogg' should probably be replaced with 'oggvorbis' in all instances */
-
-#include "_ogg_common.h"
-#include "config.h"
-#include "ls.h"
-
-#ifndef HAVE_TREMOR
-#include <vorbis/vorbisfile.h>
-#else
-#include <tremor/ivorbisfile.h>
-/* Macros to make Tremor's API look like libogg. Tremor always
- returns host-byte-order 16-bit signed data, and uses integer
- milliseconds where libogg uses double seconds.
-*/
-#define ov_read(VF, BUFFER, LENGTH, BIGENDIANP, WORD, SGNED, BITSTREAM) \
- ov_read(VF, BUFFER, LENGTH, BITSTREAM)
-#define ov_time_total(VF, I) ((double)ov_time_total(VF, I)/1000)
-#define ov_time_tell(VF) ((double)ov_time_tell(VF)/1000)
-#define ov_time_seek_page(VF, S) (ov_time_seek_page(VF, (S)*1000))
-#endif /* HAVE_TREMOR */
-
-#include <glib.h>
-
-#include <assert.h>
-#include <errno.h>
-#include <stdlib.h>
-#include <unistd.h>
-
-#if G_BYTE_ORDER == G_BIG_ENDIAN
-#define OGG_DECODE_USE_BIGENDIAN 1
-#else
-#define OGG_DECODE_USE_BIGENDIAN 0
-#endif
-
-typedef struct _OggCallbackData {
- struct decoder *decoder;
-
- struct input_stream *input_stream;
- bool seekable;
-} OggCallbackData;
-
-static size_t ogg_read_cb(void *ptr, size_t size, size_t nmemb, void *vdata)
-{
- size_t ret;
- OggCallbackData *data = (OggCallbackData *) vdata;
-
- ret = decoder_read(data->decoder, data->input_stream, ptr, size * nmemb);
-
- errno = 0;
-
- return ret / size;
-}
-
-static int ogg_seek_cb(void *vdata, ogg_int64_t offset, int whence)
-{
- const OggCallbackData *data = (const OggCallbackData *) vdata;
-
- return data->seekable &&
- decoder_get_command(data->decoder) != DECODE_COMMAND_STOP &&
- input_stream_seek(data->input_stream, offset, whence)
- ? 0 : -1;
-}
-
-/* TODO: check Ogg libraries API and see if we can just not have this func */
-static int ogg_close_cb(G_GNUC_UNUSED void *vdata)
-{
- return 0;
-}
-
-static long ogg_tell_cb(void *vdata)
-{
- const OggCallbackData *data = (const OggCallbackData *) vdata;
-
- return (long)data->input_stream->offset;
-}
-
-static const char *
-vorbis_comment_value(const char *comment, const char *needle)
-{
- size_t len = strlen(needle);
-
- if (g_ascii_strncasecmp(comment, needle, len) == 0 &&
- comment[len] == '=')
- return comment + len + 1;
-
- return NULL;
-}
-
-static struct replay_gain_info *
-vorbis_comments_to_replay_gain(char **comments)
-{
- struct replay_gain_info *rgi;
- const char *temp;
- bool found = false;
-
- rgi = replay_gain_info_new();
-
- while (*comments) {
- if ((temp =
- vorbis_comment_value(*comments, "replaygain_track_gain"))) {
- rgi->tuples[REPLAY_GAIN_TRACK].gain = atof(temp);
- found = true;
- } else if ((temp = vorbis_comment_value(*comments,
- "replaygain_album_gain"))) {
- rgi->tuples[REPLAY_GAIN_ALBUM].gain = atof(temp);
- found = true;
- } else if ((temp = vorbis_comment_value(*comments,
- "replaygain_track_peak"))) {
- rgi->tuples[REPLAY_GAIN_TRACK].peak = atof(temp);
- found = true;
- } else if ((temp = vorbis_comment_value(*comments,
- "replaygain_album_peak"))) {
- rgi->tuples[REPLAY_GAIN_ALBUM].peak = atof(temp);
- found = true;
- }
-
- comments++;
- }
-
- if (!found) {
- replay_gain_info_free(rgi);
- rgi = NULL;
- }
-
- return rgi;
-}
-
-static const char *VORBIS_COMMENT_TRACK_KEY = "tracknumber";
-static const char *VORBIS_COMMENT_DISC_KEY = "discnumber";
-
-/**
- * Check if the comment's name equals the passed name, and if so, copy
- * the comment value into the tag.
- */
-static bool
-vorbis_copy_comment(struct tag *tag, const char *comment,
- const char *name, enum tag_type tag_type)
-{
- const char *value;
-
- value = vorbis_comment_value(comment, name);
- if (value != NULL) {
- tag_add_item(tag, tag_type, value);
- return true;
- }
-
- return false;
-}
-
-static void
-vorbis_parse_comment(struct tag *tag, const char *comment)
-{
- assert(tag != NULL);
-
- if (vorbis_copy_comment(tag, comment, VORBIS_COMMENT_TRACK_KEY,
- TAG_ITEM_TRACK) ||
- vorbis_copy_comment(tag, comment, VORBIS_COMMENT_DISC_KEY,
- TAG_ITEM_DISC) ||
- vorbis_copy_comment(tag, comment, "album artist",
- TAG_ITEM_ALBUM_ARTIST))
- return;
-
- for (unsigned i = 0; i < TAG_NUM_OF_ITEM_TYPES; ++i)
- if (vorbis_copy_comment(tag, comment,
- mpdTagItemKeys[i], i))
- return;
-}
-
-static struct tag *
-vorbis_comments_to_tag(char **comments)
-{
- struct tag *tag = tag_new();
-
- while (*comments)
- vorbis_parse_comment(tag, *comments++);
-
- if (tag_is_empty(tag)) {
- tag_free(tag);
- tag = NULL;
- }
-
- return tag;
-}
-
-static void
-vorbis_send_comments(struct decoder *decoder, struct input_stream *is,
- char **comments)
-{
- struct tag *tag;
-
- tag = vorbis_comments_to_tag(comments);
- if (!tag)
- return;
-
- decoder_tag(decoder, is, tag);
- tag_free(tag);
-}
-
-static bool
-oggvorbis_seekable(struct decoder *decoder)
-{
- char *uri;
- bool seekable;
-
- uri = decoder_get_uri(decoder);
- /* disable seeking on remote streams, because libvorbis seeks
- around like crazy, and due to being very expensive, this
- delays song playback my 10 or 20 seconds */
- seekable = !uri_has_scheme(uri);
- g_free(uri);
-
- return seekable;
-}
-
-/* public */
-static void
-vorbis_stream_decode(struct decoder *decoder,
- struct input_stream *input_stream)
-{
- OggVorbis_File vf;
- ov_callbacks callbacks;
- OggCallbackData data;
- struct audio_format audio_format;
- int current_section;
- int prev_section = -1;
- long ret;
-#define OGG_CHUNK_SIZE 4096
- char chunk[OGG_CHUNK_SIZE];
- long bitRate = 0;
- long test;
- struct replay_gain_info *replay_gain_info = NULL;
- char **comments;
- bool initialized = false;
- enum decoder_command cmd = DECODE_COMMAND_NONE;
-
- if (ogg_stream_type_detect(input_stream) != VORBIS)
- return;
-
- /* rewind the stream, because ogg_stream_type_detect() has
- moved it */
- input_stream_seek(input_stream, 0, SEEK_SET);
-
- data.decoder = decoder;
- data.input_stream = input_stream;
- data.seekable = input_stream->seekable && oggvorbis_seekable(decoder);
-
- callbacks.read_func = ogg_read_cb;
- callbacks.seek_func = ogg_seek_cb;
- callbacks.close_func = ogg_close_cb;
- callbacks.tell_func = ogg_tell_cb;
- if ((ret = ov_open_callbacks(&data, &vf, NULL, 0, callbacks)) < 0) {
- const char *error;
-
- if (decoder_get_command(decoder) != DECODE_COMMAND_NONE)
- return;
-
- switch (ret) {
- case OV_EREAD:
- error = "read error";
- break;
- case OV_ENOTVORBIS:
- error = "not vorbis stream";
- break;
- case OV_EVERSION:
- error = "vorbis version mismatch";
- break;
- case OV_EBADHEADER:
- error = "invalid vorbis header";
- break;
- case OV_EFAULT:
- error = "internal logic error";
- break;
- default:
- error = "unknown error";
- break;
- }
-
- g_warning("Error decoding Ogg Vorbis stream: %s", error);
- return;
- }
- audio_format.bits = 16;
-
- do {
- if (cmd == DECODE_COMMAND_SEEK) {
- double seek_where = decoder_seek_where(decoder);
- if (0 == ov_time_seek_page(&vf, seek_where)) {
- decoder_command_finished(decoder);
- } else
- decoder_seek_error(decoder);
- }
-
- ret = ov_read(&vf, chunk, sizeof(chunk),
- OGG_DECODE_USE_BIGENDIAN, 2, 1, &current_section);
- if (ret == OV_HOLE) /* bad packet */
- ret = 0;
- else if (ret <= 0)
- /* break on EOF or other error */
- break;
-
- if (current_section != prev_section) {
- /*printf("new song!\n"); */
- vorbis_info *vi = ov_info(&vf, -1);
- struct replay_gain_info *new_rgi;
-
- audio_format.channels = vi->channels;
- audio_format.sample_rate = vi->rate;
-
- if (!audio_format_valid(&audio_format)) {
- g_warning("Invalid audio format: %u:%u:%u\n",
- audio_format.sample_rate,
- audio_format.bits,
- audio_format.channels);
- break;
- }
-
- if (!initialized) {
- float total_time = ov_time_total(&vf, -1);
- if (total_time < 0)
- total_time = 0;
- decoder_initialized(decoder, &audio_format,
- data.seekable,
- total_time);
- initialized = true;
- }
- comments = ov_comment(&vf, -1)->user_comments;
- vorbis_send_comments(decoder, input_stream, comments);
- new_rgi = vorbis_comments_to_replay_gain(comments);
- if (new_rgi != NULL) {
- if (replay_gain_info != NULL)
- replay_gain_info_free(replay_gain_info);
- replay_gain_info = new_rgi;
- }
- }
-
- prev_section = current_section;
-
- if ((test = ov_bitrate_instant(&vf)) > 0)
- bitRate = test / 1000;
-
- cmd = decoder_data(decoder, input_stream,
- chunk, ret,
- ov_pcm_tell(&vf) / audio_format.sample_rate,
- bitRate, replay_gain_info);
- } while (cmd != DECODE_COMMAND_STOP);
-
- if (replay_gain_info)
- replay_gain_info_free(replay_gain_info);
-
- ov_clear(&vf);
-}
-
-static struct tag *
-vorbis_tag_dup(const char *file)
-{
- struct tag *ret;
- FILE *fp;
- OggVorbis_File vf;
-
- fp = fopen(file, "r");
- if (!fp) {
- return NULL;
- }
-
- if (ov_open(fp, &vf, NULL, 0) < 0) {
- fclose(fp);
- return NULL;
- }
-
- ret = vorbis_comments_to_tag(ov_comment(&vf, -1)->user_comments);
-
- if (!ret)
- ret = tag_new();
- ret->time = (int)(ov_time_total(&vf, -1) + 0.5);
-
- ov_clear(&vf);
-
- return ret;
-}
-
-static const char *const vorbis_suffixes[] = {
- "ogg", "oga", NULL
-};
-
-static const char *const vorbis_mime_types[] = {
- "application/ogg",
- "audio/x-vorbis+ogg",
- "application/x-ogg",
- NULL
-};
-
-const struct decoder_plugin vorbis_decoder_plugin = {
- .name = "oggvorbis",
- .stream_decode = vorbis_stream_decode,
- .tag_dup = vorbis_tag_dup,
- .suffixes = vorbis_suffixes,
- .mime_types = vorbis_mime_types
-};
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