diff options
Diffstat (limited to '')
| -rw-r--r-- | src/output/shout_mp3.c | 193 |
1 files changed, 0 insertions, 193 deletions
diff --git a/src/output/shout_mp3.c b/src/output/shout_mp3.c deleted file mode 100644 index a4ed37a14..000000000 --- a/src/output/shout_mp3.c +++ /dev/null @@ -1,193 +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 - */ - -#include "shout_plugin.h" - -#include <lame/lame.h> - -#include <assert.h> -#include <stdlib.h> - -struct lame_data { - lame_global_flags *gfp; -}; - - -static int shout_mp3_encoder_init(struct shout_data *sd) -{ - struct lame_data *ld = g_new(struct lame_data, 1); - - sd->encoder_data = ld; - - return 0; -} - -static int shout_mp3_encoder_clear_encoder(struct shout_data *sd) -{ - struct lame_data *ld = (struct lame_data *)sd->encoder_data; - struct shout_buffer *buf = &sd->buf; - int ret; - - ret = lame_encode_flush(ld->gfp, buf->data, sizeof(buf->data)); - if (ret < 0) - g_warning("error flushing lame buffers\n"); - - lame_close(ld->gfp); - ld->gfp = NULL; - - return (ret > 0); -} - -static void shout_mp3_encoder_finish(struct shout_data *sd) -{ - struct lame_data *ld = (struct lame_data *)sd->encoder_data; - - assert(ld->gfp == NULL); - - g_free(ld); -} - -static int shout_mp3_encoder_init_encoder(struct shout_data *sd) -{ - struct lame_data *ld = (struct lame_data *)sd->encoder_data; - - if (NULL == (ld->gfp = lame_init())) { - g_warning("error initializing lame encoder for shout\n"); - return -1; - } - - if (sd->quality >= -1.0) { - if (0 != lame_set_VBR(ld->gfp, vbr_rh)) { - g_warning("error setting lame VBR mode\n"); - return -1; - } - if (0 != lame_set_VBR_q(ld->gfp, sd->quality)) { - g_warning("error setting lame VBR quality\n"); - return -1; - } - } else { - if (0 != lame_set_brate(ld->gfp, sd->bitrate)) { - g_warning("error setting lame bitrate\n"); - return -1; - } - } - - if (0 != lame_set_num_channels(ld->gfp, - sd->audio_format.channels)) { - g_warning("error setting lame num channels\n"); - return -1; - } - - if (0 != lame_set_in_samplerate(ld->gfp, - sd->audio_format.sample_rate)) { - g_warning("error setting lame sample rate\n"); - return -1; - } - - if (0 > lame_init_params(ld->gfp)) - g_error("error initializing lame params\n"); - - return 0; -} - -static int shout_mp3_encoder_send_metadata(struct shout_data *sd, - char * song, size_t size) -{ - char artist[size]; - char title[size]; - int i; - const struct tag *tag = sd->tag; - - strncpy(artist, "", size); - strncpy(title, "", size); - - for (i = 0; i < tag->numOfItems; i++) { - switch (tag->items[i]->type) { - case TAG_ITEM_ARTIST: - strncpy(artist, tag->items[i]->value, size); - break; - case TAG_ITEM_TITLE: - strncpy(title, tag->items[i]->value, size); - break; - - default: - break; - } - } - snprintf(song, size, "%s - %s", title, artist); - - return 1; -} - -static int -shout_mp3_encoder_encode(struct shout_data *sd, const void *chunk, size_t len) -{ - const int16_t *src = (const int16_t*)chunk; - unsigned int i; - float *left, *right; - struct shout_buffer *buf = &(sd->buf); - unsigned int samples; - struct lame_data *ld = (struct lame_data *)sd->encoder_data; - int bytes_out; - - samples = len / audio_format_sample_size(&sd->audio_format); - left = g_malloc(sizeof(left[0]) * samples); - if (sd->audio_format.channels > 1) - right = g_malloc(sizeof(left[0]) * samples); - else - right = left; - - /* this is for only 16-bit audio */ - - for (i = 0; i < samples; i++) { - left[i] = src[0]; - if (right != left) - right[i] = src[1]; - src += sd->audio_format.channels; - } - - bytes_out = lame_encode_buffer_float(ld->gfp, left, right, - samples, buf->data, - sizeof(buf->data)); - - g_free(left); - if (right != left) - g_free(right); - - if (0 > bytes_out) { - g_warning("error encoding lame buffer for shout\n"); - lame_close(ld->gfp); - ld->gfp = NULL; - return -1; - } else - buf->len = bytes_out; /* signed to unsigned conversion */ - - return 0; -} - -const struct shout_encoder_plugin shout_mp3_encoder = { - "mp3", - SHOUT_FORMAT_MP3, - - shout_mp3_encoder_clear_encoder, - shout_mp3_encoder_encode, - shout_mp3_encoder_finish, - shout_mp3_encoder_init, - shout_mp3_encoder_init_encoder, - shout_mp3_encoder_send_metadata, -}; |