diff options
Diffstat (limited to 'src/audioOutput/audioOutput_shout.c')
-rw-r--r-- | src/audioOutput/audioOutput_shout.c | 581 |
1 files changed, 0 insertions, 581 deletions
diff --git a/src/audioOutput/audioOutput_shout.c b/src/audioOutput/audioOutput_shout.c deleted file mode 100644 index 8b8e789fb..000000000 --- a/src/audioOutput/audioOutput_shout.c +++ /dev/null @@ -1,581 +0,0 @@ -/* the Music Player Daemon (MPD) - * (c)2003-2004 by Warren Dukes (shank@mercury.chem.pitt.edu) - * 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 "../audioOutput.h" - -#include <stdlib.h> - -#ifdef HAVE_SHOUT - -#include "../conf.h" -#include "../log.h" -#include "../sig_handlers.h" -#include "../pcm_utils.h" - -#include <string.h> -#include <assert.h> -#include <signal.h> - -#include <shout/shout.h> -#include <vorbis/vorbisenc.h> -#include <vorbis/codec.h> - -static int shoutInitCount = 0; - -/* lots of this code blatantly stolent from bossogg/bossao2 */ - -typedef struct _ShoutData { - shout_t * shoutConn; - - ogg_stream_state os; - ogg_page og; - ogg_packet op; - ogg_packet header_main; - ogg_packet header_comments; - ogg_packet header_codebooks; - - vorbis_dsp_state vd; - vorbis_block vb; - vorbis_info vi; - vorbis_comment vc; - - float quality; - int bitrate; - AudioFormat outAudioFormat; - AudioFormat inAudioFormat; - - char * convBuffer; - size_t convBufferLen; - /* shoud we convert the audio to a different format? */ - int audioFormatConvert; - - int opened; - - MpdTag * tag; - int tagToSend; -} ShoutData; - -static ShoutData * newShoutData() { - ShoutData * ret = malloc(sizeof(ShoutData)); - - ret->shoutConn = shout_new(); - ret->convBuffer = NULL; - ret->convBufferLen = 0; - ret->opened = 0; - ret->tag = NULL; - ret->tagToSend = 0; - ret->bitrate = -1; - ret->quality = -1.0; - - return ret; -} - -static void freeShoutData(ShoutData * sd) { - if(sd->shoutConn) shout_free(sd->shoutConn); - if(sd->tag) freeMpdTag(sd->tag); - if(sd->convBuffer) free(sd->convBuffer); - - free(sd); -} - -#define checkBlockParam(name) { \ - blockParam = getBlockParam(param, name); \ - if(!blockParam) { \ - ERROR("no \"%s\" defined for shout device defined at line " \ - "%i\n", name, param->line); \ - exit(EXIT_FAILURE); \ - } \ -} - -static int myShout_initDriver(AudioOutput * audioOutput, ConfigParam * param) { - ShoutData * sd; - char * test; - int port; - char * host; - char * mount; - char * passwd; - char * user; - char * name; - BlockParam * blockParam; - - sd = newShoutData(); - - if(shoutInitCount == 0) shout_init(); - - shoutInitCount++; - - checkBlockParam("host"); - host = blockParam->value; - - checkBlockParam("mount"); - mount = blockParam->value; - - checkBlockParam("port"); - - port = strtol(blockParam->value, &test, 10); - - if(*test != '\0' || port <= 0) { - ERROR("shout port \"%s\" is not a positive integer, line %i\n", - blockParam->value, blockParam->line); - exit(EXIT_FAILURE); - } - - checkBlockParam("password"); - passwd = blockParam->value; - - checkBlockParam("name"); - name = blockParam->value; - - checkBlockParam("user"); - user = blockParam->value; - - blockParam = getBlockParam(param, "quality"); - - if(blockParam) { - int line = blockParam->line; - - sd->quality = strtod(blockParam->value, &test); - - if(*test != '\0' || sd->quality < 0.0 || sd->quality > 10.0) { - ERROR("shout quality \"%s\" is not a number in the " - "rage 0-10, line %i\n", blockParam->value, - blockParam->line); - exit(EXIT_FAILURE); - } - - blockParam = getBlockParam(param, "bitrate"); - - if(blockParam) { - ERROR("quality (line %i) and bitrate (line %i) are " - "both defined for shout output\n", line, - blockParam->line); - exit(EXIT_FAILURE); - } - } - else { - blockParam = getBlockParam(param, "bitrate"); - - if(!blockParam) { - ERROR("neither bitrate nor quality defined for shout " - "output at line %i\n", param->line); - exit(EXIT_FAILURE); - } - - sd->bitrate = strtol(blockParam->value, &test, 10); - - if(*test != '\0' || sd->bitrate <= 0) { - ERROR("bitrate at line %i should be a positve integer " - "\n", blockParam->line); - exit(EXIT_FAILURE); - } - } - - checkBlockParam("format"); - - if(0 != parseAudioConfig(&(sd->outAudioFormat), blockParam->value)) { - ERROR("error parsing format at line %i\n", blockParam->line); - exit(EXIT_FAILURE); - } - - if(shout_set_host(sd->shoutConn, host) != SHOUTERR_SUCCESS || - shout_set_port(sd->shoutConn, port) != SHOUTERR_SUCCESS || - shout_set_password(sd->shoutConn, passwd) != SHOUTERR_SUCCESS || - shout_set_mount(sd->shoutConn, mount) != SHOUTERR_SUCCESS || - shout_set_name(sd->shoutConn, name) != SHOUTERR_SUCCESS || - shout_set_user(sd->shoutConn, user) != SHOUTERR_SUCCESS || - shout_set_format(sd->shoutConn, SHOUT_FORMAT_VORBIS) - != SHOUTERR_SUCCESS || - shout_set_protocol(sd->shoutConn, SHOUT_PROTOCOL_HTTP) - != SHOUTERR_SUCCESS || - shout_set_agent(sd->shoutConn, "MPD") != SHOUTERR_SUCCESS) - { - ERROR("error configuring shout: %s\n", - shout_get_error(sd->shoutConn)); - exit(EXIT_FAILURE); - } - - { - char temp[11]; - memset(temp, 0, sizeof(temp)); - - snprintf(temp, sizeof(temp), "%d", sd->outAudioFormat.channels); - shout_set_audio_info(sd->shoutConn, SHOUT_AI_CHANNELS, temp); - - snprintf(temp, sizeof(temp), "%d", - sd->outAudioFormat.sampleRate); - shout_set_audio_info(sd->shoutConn, SHOUT_AI_SAMPLERATE, temp); - - if(sd->quality >= 0) { - snprintf(temp, sizeof(temp), "%2.2f", sd->quality); - shout_set_audio_info(sd->shoutConn, SHOUT_AI_QUALITY, - temp); - } - else { - snprintf(temp, sizeof(temp), "%d", sd->bitrate); - shout_set_audio_info(sd->shoutConn, SHOUT_AI_BITRATE, - temp); - } - } - - audioOutput->data = sd; - - return 0; -} - -/*static void finishEncoder(ShoutData * sd) { - vorbis_analysis_wrote(&sd->vd, 0); - - while(vorbis_analysis_blockout(&sd->vd, &sd->vb) == 1) { - vorbis_analysis(&sd->vb, NULL); - vorbis_bitrate_addblock(&sd->vb); - while(vorbis_bitrate_flushpacket(&sd->vd, &sd->op)) { - ogg_stream_packetin(&sd->os, &sd->op); - } - } -} - -static void flushEncoder(ShoutData * sd) { - while(1 == ogg_stream_pageout(&sd->os, &sd->og)); -}*/ - -static void clearEncoder(ShoutData * sd) { - /*finishEncoder(sd); - flushEncoder(sd);*/ - - vorbis_comment_clear(&sd->vc); - ogg_stream_clear(&sd->os); - vorbis_block_clear(&sd->vb); - vorbis_dsp_clear(&sd->vd); - vorbis_info_clear(&sd->vi); -} - -static void myShout_closeShoutConn(ShoutData * sd) { - if(sd->opened) { - clearEncoder(sd); - - if(shout_close(sd->shoutConn) != SHOUTERR_SUCCESS) { - ERROR("problem closing connection to shout server: " - "%s\n", shout_get_error(sd->shoutConn)); - } - } - - sd->opened = 0; -} - -static void myShout_finishDriver(AudioOutput * audioOutput) { - ShoutData * sd = (ShoutData *)audioOutput->data; - - myShout_closeShoutConn(sd); - - freeShoutData(sd); - - shoutInitCount--; - - if(shoutInitCount == 0) shout_shutdown(); -} - -static void myShout_closeDevice(AudioOutput * audioOutput) { - audioOutput->open = 0; -} - -static int myShout_handleError(ShoutData * sd, int err) { - switch(err) { - case SHOUTERR_SUCCESS: - break; - case SHOUTERR_UNCONNECTED: - case SHOUTERR_SOCKET: - ERROR("Lost shout connection\n"); - return -1; - default: - ERROR("shout: error: %s\n", shout_get_error(sd->shoutConn)); - return -1; - } - - return 0; -} - -static int write_page(ShoutData * sd) { - int err = 0; - - shout_sync(sd->shoutConn); - err = shout_send(sd->shoutConn, sd->og.header, sd->og.header_len); - if(myShout_handleError(sd, err) < 0) return -1; - err = shout_send(sd->shoutConn, sd->og.body, sd->og.body_len); - if(myShout_handleError(sd, err) < 0) return -1; - - return 0; -} - -#define addTag(name, value) { \ - if(value) vorbis_comment_add_tag(&(sd->vc), name, value); \ -} - -static void copyTagToVorbisComment(ShoutData * sd) { - if(sd->tag) { - addTag("ARTIST", sd->tag->artist); - addTag("ALBUM", sd->tag->album); - addTag("TITLE", sd->tag->title); - } -} - -static int initEncoder(ShoutData * sd) { - vorbis_info_init(&(sd->vi)); - - if(sd->quality >= 0) { - if( 0 != vorbis_encode_init_vbr(&(sd->vi), - sd->outAudioFormat.channels, - sd->outAudioFormat.sampleRate, sd->quality*0.1) ) - { - ERROR("problem seting up vorbis encoder for shout\n"); - vorbis_info_clear(&(sd->vi)); - return -1; - } - } - else { - if( 0 != vorbis_encode_init(&(sd->vi), - sd->outAudioFormat.channels, - sd->outAudioFormat.sampleRate, -1.0, - sd->bitrate*1000, -1.0) ) - { - ERROR("problem seting up vorbis encoder for shout\n"); - vorbis_info_clear(&(sd->vi)); - return -1; - } - } - - vorbis_analysis_init(&(sd->vd), &(sd->vi)); - vorbis_block_init (&(sd->vd), &(sd->vb)); - - ogg_stream_init(&(sd->os), rand()); - - vorbis_comment_init(&(sd->vc)); - - return 0; -} - -static int myShout_openShoutConn(AudioOutput * audioOutput) { - ShoutData * sd = (ShoutData *)audioOutput->data; - - if(shout_open(sd->shoutConn) != SHOUTERR_SUCCESS) - { - ERROR("problem opening connection to shout server: %s\n", - shout_get_error(sd->shoutConn)); - - return -1; - } - - if(initEncoder(sd) < 0) { - shout_close(sd->shoutConn); - return -1; - } - - copyTagToVorbisComment(sd); - - vorbis_analysis_headerout(&(sd->vd), &(sd->vc), &(sd->header_main), - &(sd->header_comments), &(sd->header_codebooks)); - - ogg_stream_packetin(&(sd->os), &(sd->header_main)); - ogg_stream_packetin(&(sd->os), &(sd->header_comments)); - ogg_stream_packetin(&(sd->os), &(sd->header_codebooks)); - - sd->opened = 1; - sd->tagToSend = 0; - - while(ogg_stream_flush(&(sd->os), &(sd->og))) - { - if(write_page(sd) < 0) { - myShout_closeShoutConn(sd); - return -1; - } - } - - /*if(sd->tag) freeMpdTag(sd->tag); - sd->tag = NULL;*/ - - return 0; -} - -static int myShout_openDevice(AudioOutput * audioOutput, - AudioFormat * audioFormat) -{ - ShoutData * sd = (ShoutData *)audioOutput->data; - - memcpy(&(sd->inAudioFormat), audioFormat, sizeof(AudioFormat)); - - if(0 == memcmp(&(sd->inAudioFormat), &(sd->outAudioFormat), - sizeof(AudioFormat))) - { - sd->audioFormatConvert = 0; - } - else sd->audioFormatConvert = 1; - - audioOutput->open = 1; - - if(sd->opened) return 0; - - if(myShout_openShoutConn(audioOutput) < 0) { - audioOutput->open = 0; - return -1; - } - - return 0; -} - -static void myShout_convertAudioFormat(ShoutData * sd, char ** chunkArgPtr, - int * sizeArgPtr) -{ - int size = pcm_sizeOfOutputBufferForAudioFormatConversion( - &(sd->inAudioFormat), *sizeArgPtr, - &(sd->outAudioFormat)); - - if(size > sd->convBufferLen) { - sd->convBuffer = realloc(sd->convBuffer, size); - sd->convBufferLen = size; - } - - pcm_convertAudioFormat(&(sd->inAudioFormat), *chunkArgPtr, *sizeArgPtr, - &(sd->outAudioFormat), sd->convBuffer); - - *sizeArgPtr = size; - *chunkArgPtr = sd->convBuffer; -} - -static void myShout_sendMetadata(ShoutData * sd) { - ogg_int64_t granulepos = sd->vd.granulepos; - - if(!sd->opened || !sd->tag) return; - - clearEncoder(sd); - if(initEncoder(sd) < 0) return; - - sd->vd.granulepos = granulepos; - - copyTagToVorbisComment(sd); - - vorbis_analysis_headerout(&(sd->vd), &(sd->vc), &(sd->header_main), - &(sd->header_comments), &(sd->header_codebooks)); - - ogg_stream_packetin(&(sd->os), &(sd->header_main)); - ogg_stream_packetin(&(sd->os), &(sd->header_comments)); - ogg_stream_packetin(&(sd->os), &(sd->header_codebooks)); - - while(ogg_stream_flush(&(sd->os), &(sd->og))) - { - if(write_page(sd) < 0) { - myShout_closeShoutConn(sd); - return; - } - } - - /*if(sd->tag) freeMpdTag(sd->tag); - sd->tag = NULL;*/ - sd->tagToSend = 0; -} - -static int myShout_play(AudioOutput * audioOutput, char * playChunk, int size) { - int i,j; - ShoutData * sd = (ShoutData *)audioOutput->data; - float ** vorbbuf; - int samples; - int bytes = sd->outAudioFormat.bits/8; - - if(sd->opened && sd->tagToSend) myShout_sendMetadata(sd); - - if(!sd->opened) { - if(myShout_openShoutConn(audioOutput) < 0) { - return -1; - } - } - - if(sd->audioFormatConvert) { - myShout_convertAudioFormat(sd, &playChunk, &size); - } - - samples = size/(bytes*sd->outAudioFormat.channels); - - /* this is for only 16-bit audio */ - - vorbbuf = vorbis_analysis_buffer(&(sd->vd), samples); - - for(i=0; i<samples; i++) { - for(j=0; j<sd->outAudioFormat.channels; j++) { - vorbbuf[j][i] = (*((mpd_sint16 *)playChunk)) / 32768.0; - playChunk += bytes; - } - } - - vorbis_analysis_wrote(&(sd->vd), samples); - - while(1 == vorbis_analysis_blockout(&(sd->vd), &(sd->vb))) { - vorbis_analysis(&(sd->vb), NULL); - vorbis_bitrate_addblock(&(sd->vb)); - - while(vorbis_bitrate_flushpacket(&(sd->vd), &(sd->op))) { - ogg_stream_packetin(&(sd->os), &(sd->op)); - } - } - - - while(ogg_stream_pageout(&(sd->os), &(sd->og)) != 0) { - if(write_page(sd) < 0) { - myShout_closeShoutConn(sd); - return -1; - } - } - - return 0; -} - -static void myShout_setTag(AudioOutput * audioOutput, MpdTag * tag) { - ShoutData * sd = (ShoutData *)audioOutput->data; - - if(sd->tag) freeMpdTag(sd->tag); - sd->tag = NULL; - sd->tagToSend = 0; - - if(!tag) return; - - sd->tag = mpdTagDup(tag); - sd->tagToSend = 1; -} - -AudioOutputPlugin shoutPlugin = -{ - "shout", - myShout_initDriver, - myShout_finishDriver, - myShout_openDevice, - myShout_play, - myShout_closeDevice, - myShout_setTag -}; - -#else - -AudioOutputPlugin shoutPlugin = -{ - NULL, - NULL, - NULL, - NULL, - NULL, - NULL, - NULL -}; - -#endif |