static bool
vorbis_scan_stream(struct input_stream *is,
const struct tag_handler *handler, void *handler_ctx)
{
struct vorbis_input_stream vis;
OggVorbis_File vf;
if (!vorbis_is_open(&vis, &vf, NULL, is))
return false;
tag_handler_invoke_duration(handler, handler_ctx,
(int)(ov_time_total(&vf, -1) + 0.5));
vorbis_comments_scan(ov_comment(&vf, -1)->user_comments,
handler, handler_ctx);
ov_clear(&vf);
return true;
}
static gboolean
vorbis_update_replaygain(OggVorbis_File *vf, ReplayGainInfo *rg_info)
{
vorbis_comment *comment;
gchar *rg_gain, *rg_peak;
if (vf == NULL || rg_info == NULL || (comment = ov_comment(vf, -1)) == NULL)
{
#ifdef DEBUG
printf ("No replay gain info.\n");
#endif
return FALSE;
}
rg_gain = vorbis_comment_query(comment, "replaygain_album_gain", 0);
if (!rg_gain) rg_gain = vorbis_comment_query(comment, "rg_audiophile", 0); /* Old */
rg_info->album_gain = (rg_gain != NULL) ? atof_no_locale (rg_gain) : 0.0;
#ifdef DEBUG
printf ("Album gain: %s (%f)\n", rg_gain, rg_info->album_gain);
#endif
rg_gain = vorbis_comment_query(comment, "replaygain_track_gain", 0);
if (!rg_gain) rg_gain = vorbis_comment_query(comment, "rg_radio", 0); /* Old */
rg_info->track_gain = (rg_gain != NULL) ? atof_no_locale (rg_gain) : 0.0;
#ifdef DEBUG
printf ("Track gain: %s (%f)\n", rg_gain, rg_info->track_gain);
#endif
rg_peak = vorbis_comment_query(comment, "replaygain_album_peak", 0);
rg_info->album_peak = rg_peak != NULL ? atof_no_locale (rg_peak) : 0.0;
#ifdef DEBUG
printf ("Album peak: %s (%f)\n", rg_peak, rg_info->album_peak);
#endif
rg_peak = vorbis_comment_query(comment, "replaygain_track_peak", 0);
if (!rg_peak) rg_peak = vorbis_comment_query(comment, "rg_peak", 0); /* Old */
rg_info->track_peak = rg_peak != NULL ? atof_no_locale (rg_peak) : 0.0;
#ifdef DEBUG
printf ("Track peak: %s (%f)\n", rg_peak, rg_info->track_peak);
#endif
return TRUE;
}
int vorbis_source_init(audio_source *src, const char* file) {
vorbis_source *local;
int ret;
// Init local struct
local = malloc(sizeof(vorbis_source));
// Try to open up the audio file
ret = ov_fopen(file, &local->src_file);
if(ret != 0) {
PERROR("Vorbis Source: File '%s' could not be opened: ", file, vorbis_text_error(ret));
goto error_1;
}
// Get file information
vorbis_info *vi = ov_info(&local->src_file, -1);
char **comment_ptr = ov_comment(&local->src_file, -1)->user_comments;
// Audio information
source_set_frequency(src, vi->rate);
source_set_bytes(src, 2);
source_set_channels(src, vi->channels);
// Set callbacks
source_set_userdata(src, local);
source_set_update_cb(src, vorbis_source_update);
source_set_close_cb(src, vorbis_source_close);
// Some debug info
DEBUG("Vorbis Source: Loaded file '%s' succesfully (%d Hz, %d ch).",
file, vi->rate, vi->channels);
while(*comment_ptr) {
DEBUG(" * Comment: %s", *comment_ptr);
++comment_ptr;
}
// All done
return 0;
error_1:
free(local);
return 1;
}
void OggStream::open(std::string path)
{
int result;
oggFile = fopen(path.c_str(), "rb");
if (!oggFile)
{
g_logger->debug_print(WIP_ERROR,"Could not open Ogg file.");
return;
}
result = ov_open(oggFile, &oggStream, NULL, 0);
if (result < 0)
{
fclose(oggFile);
std::string out = std::string("Could not open Ogg stream. ") + errorString(result);
g_logger->debug_print(WIP_ERROR,(char*)out.c_str());
return;
}
vorbisInfo = ov_info(&oggStream, -1);
vorbisComment = ov_comment(&oggStream, -1);
if(vorbisInfo->channels == 1)
format = AL_FORMAT_MONO16;
else
format = AL_FORMAT_STEREO16;
alGenBuffers(2, buffers);
check();
alGenSources(1, &source);
check();
alSource3f(source, AL_POSITION, 0.0, 0.0, 0.0);
alSource3f(source, AL_VELOCITY, 0.0, 0.0, 0.0);
alSource3f(source, AL_DIRECTION, 0.0, 0.0, 0.0);
alSourcef (source, AL_ROLLOFF_FACTOR, 0.0 );
alSourcei (source, AL_SOURCE_RELATIVE, AL_TRUE );
}
static int
update_vorbis_comments (DB_playItem_t *it, OggVorbis_File *vorbis_file, const int tracknum) {
const vorbis_comment *vc = ov_comment(vorbis_file, tracknum);
if (!vc) {
trace("update_vorbis_comments: ov_comment failed\n");
return -1;
}
deadbeef->pl_delete_all_meta (it);
for (int i = 0; i < vc->comments; i++) {
char *tag = strdup(vc->user_comments[i]);
char *value;
if (tag && (value = strchr(tag, '='))) {
*value++ = '\0';
if (!replaygain_tag(it, DDB_REPLAYGAIN_ALBUMGAIN, tag, value) &&
!replaygain_tag(it, DDB_REPLAYGAIN_ALBUMPEAK, tag, value) &&
!replaygain_tag(it, DDB_REPLAYGAIN_TRACKGAIN, tag, value) &&
!replaygain_tag(it, DDB_REPLAYGAIN_TRACKPEAK, tag, value)) {
if (!strcasecmp(tag, gain_tag_name(RG_REFERENCE_LOUDNESS)))
deadbeef->pl_replace_meta(it, ":REPLAYGAIN_REFERENCE_LOUDNESS", value);
else
add_meta(it, oggedit_map_tag(tag, "tag2meta"), value);
}
free(tag);
}
}
deadbeef->pl_add_meta (it, "title", NULL);
uint32_t f = deadbeef->pl_get_item_flags (it);
f &= ~DDB_TAG_MASK;
f |= DDB_TAG_VORBISCOMMENTS;
deadbeef->pl_set_item_flags (it, f);
ddb_playlist_t *plt = deadbeef->plt_get_curr ();
if (plt) {
deadbeef->plt_modified (plt);
deadbeef->plt_unref (plt);
}
deadbeef->sendmessage (DB_EV_PLAYLISTCHANGED, 0, DDB_PLAYLIST_CHANGE_CONTENT, 0);
return 0;
}
static status_t HandleOGG(
const char *filename, MediaScannerClient *client) {
int duration;
FILE *file = fopen(filename,"r");
if (!file)
return UNKNOWN_ERROR;
OggVorbis_File vf;
if (ov_open(file, &vf, NULL, 0) < 0) {
return UNKNOWN_ERROR;
}
char **ptr=ov_comment(&vf,-1)->user_comments;
while(*ptr){
char *val = strstr(*ptr, "=");
if (val) {
int keylen = val++ - *ptr;
char key[keylen + 1];
strncpy(key, *ptr, keylen);
key[keylen] = 0;
if (!client->addStringTag(key, val)) goto failure;
}
++ptr;
}
// Duration
duration = ov_time_total(&vf, -1);
if (duration > 0) {
char buffer[20];
sprintf(buffer, "%d", duration);
if (!client->addStringTag("duration", buffer)) goto failure;
}
ov_clear(&vf); // this also closes the FILE
return OK;
failure:
ov_clear(&vf); // this also closes the FILE
return UNKNOWN_ERROR;
}
void
vorbis_send_metadata(file_decoder_t * fdec, vorbis_pdata_t * pd) {
vorbis_comment * vc = ov_comment(&pd->vf, -1);
metadata_t * meta = metadata_from_vorbis_comment(vc);
if (fdec->is_stream) {
meta->writable = 0;
} else {
if (access(fdec->filename, R_OK | W_OK) == 0) {
meta->writable = 1;
fdec->meta_write = vorbis_write_metadata;
} else {
meta->writable = 0;
}
}
if (fdec->is_stream) {
httpc_add_headers_meta(pd->session, meta);
}
meta->fdec = fdec;
fdec->meta = meta;
}
static int
fill_comments(struct ogg_context *ctx, struct ogg_oggfile *ogg)
{
OggVorbis_File ovf;
vorbis_comment *ovc;
char *key, *value;
int i;
assert(ctx != NULL);
assert(ogg != NULL);
if (ov_fopen(ogg->filename, &ovf) != 0) {
warnx("could not open file: %s", ogg->filename);
return (1);
}
if ((ovc = ov_comment(&ovf, -1)) == NULL) {
warnx("could not read comments for file: %s", ogg->filename);
return (1);
}
for (i = 0; i < ovc->comments; i++) {
value = ovc->user_comments[i];
key = strsep(&value, "=");
if (strcasecmp(key, "artist") == 0)
do_iconv(ctx, value, ogg->artist, sizeof(ogg->artist));
else if (strcasecmp(key, "album") == 0)
do_iconv(ctx, value, ogg->album, sizeof(ogg->album));
else if (strcasecmp(key, "title") == 0)
do_iconv(ctx, value, ogg->title, sizeof(ogg->title));
if (ogg->artist == NULL || ogg->album == NULL || ogg->title == NULL) {
warnx("insufficient comments for file: %s", ogg->filename);
return (1);
}
}
if (ov_clear(&ovf) != 0)
warnx("could not close file: %s", ogg->filename);
return (0);
}
static Tuple *
get_tuple_for_vorbisfile(OggVorbis_File * vorbisfile, const gchar *filename)
{
Tuple *tuple;
gint length;
vorbis_comment *comment = NULL;
tuple = tuple_new_from_filename(filename);
length = vfs_is_streaming (vorbisfile->datasource) ? -1 : ov_time_total
(vorbisfile, -1) * 1000;
/* associate with tuple */
tuple_set_int(tuple, FIELD_LENGTH, length);
if ((comment = ov_comment(vorbisfile, -1)) != NULL) {
gchar *tmps;
set_tuple_str(tuple, FIELD_TITLE, comment, "title");
set_tuple_str(tuple, FIELD_ARTIST, comment, "artist");
set_tuple_str(tuple, FIELD_ALBUM, comment, "album");
set_tuple_str(tuple, FIELD_GENRE, comment, "genre");
set_tuple_str(tuple, FIELD_COMMENT, comment, "comment");
if ((tmps = vorbis_comment_query(comment, "tracknumber", 0)) != NULL)
tuple_set_int(tuple, FIELD_TRACK_NUMBER, atoi(tmps));
if ((tmps = vorbis_comment_query (comment, "date", 0)) != NULL)
tuple_set_int (tuple, FIELD_YEAR, atoi (tmps));
}
vorbis_info * info = ov_info (vorbisfile, -1);
tuple_set_format (tuple, "Ogg Vorbis", info->channels, info->rate,
info->bitrate_nominal / 1000);
tuple_set_str(tuple, FIELD_MIMETYPE, "application/ogg");
return tuple;
}
Sound_Stream_AL::Sound_Stream_AL(const String &path, const bool &looping_, const float &time_)
: buffers_used(0),
looping(looping_)
{
if(!dynamic_cast<Sound_Renderer_AL *>(&get_Sound().get_Renderer()))
throw Sound_Stream_Init_Failure();
const int result = ov_fopen((path + ".ogg").c_str(), &oggStream);
if(result < 0)
throw Sound_Stream_Ogg_Read_Failure();
vorbisInfo = ov_info(&oggStream, -1);
vorbisComment = ov_comment(&oggStream, -1);
if(vorbisInfo->channels == 1)
format = AL_FORMAT_MONO16;
else
format = AL_FORMAT_STEREO16;
ov_time_seek(&oggStream, time_);
Sound_Renderer_AL::alGenBuffers()(NUM_BUFFERS, buffers);
Sound_Renderer_AL::alGenSources()(1, &source);
ALfloat pos[3] = {0.0f, 0.0f, 0.0f};
Sound_Renderer_AL::alSourcefv()(source, AL_POSITION, pos );
Sound_Renderer_AL::alSourcefv()(source, AL_VELOCITY, pos );
Sound_Renderer_AL::alSourcefv()(source, AL_DIRECTION, pos );
Sound_Renderer_AL::alSourcef() (source, AL_ROLLOFF_FACTOR, 0.0 );
Sound_Renderer_AL::alSourcei() (source, AL_SOURCE_RELATIVE, AL_TRUE);
const ALenum error = Sound_Renderer_AL::alGetError()();
if(error != AL_NO_ERROR) {
destroy();
std::cerr << "OpenAL error: " << Sound_Renderer_AL::errorString(error) << std::endl;
throw Sound_Stream_Init_Failure();
}
}
static void
in_vorbis_set_metadata (ices_vorbis_in_t* vorbis_data)
{
vorbis_comment* comment;
char* key;
char* artist = NULL;
char* title = NULL;
int i;
if (! (comment = ov_comment (vorbis_data->vf, -1)))
return;
for (i = 0; i < comment->comments; i++) {
key = comment->user_comments[i];
ices_log_debug ("Vorbis comment found: %s", key);
if (! strncasecmp ("artist", key, 6))
artist = key+7;
else if (! strncasecmp ("title", key, 5))
title = key+6;
}
ices_metadata_set (artist, title);
}
std::string GetOggTitle(std::string file)
{
OggVorbis_File f;
std::string result = "";
if (ov_fopen(file.c_str(), &f) == 0)
{
vorbis_comment *comment = ov_comment(&f, -1);
for (int i = 0; i < comment->comments; i++)
{
std::string user_comment = comment->user_comments[i];
auto splitvec = Utility::TokenSplit(user_comment, "=");
if (splitvec[0] == "TITLE")
{
result = splitvec[1];
break;
}
}
ov_clear(&f);
}
return result;
}
bool AudioSourceOGG::Open(const char* Filename)
{
#if !(defined WIN32) || (defined MINGW)
int32 retv = ov_fopen(Filename, &mOggFile);
#else
FILE* fp = _wfopen(Utility::Widen(Filename).c_str(), L"rb");
int retv = -1;
if (fp)
retv = ov_open_callbacks(static_cast<void*>(fp), &mOggFile, nullptr, 0, fileInterfaceOgg);
#endif
#ifndef NDEBUG
dFILENAME = Filename;
#endif
#if !(defined WIN32) || (defined MINGW)
if (retv == 0)
#else
if (retv == 0 && fp)
#endif
{
info = ov_info(&mOggFile, -1);
comment = ov_comment(&mOggFile, -1);
mIsValid = true;
mIsDataLeft = true;
}
else
{
mIsValid = false;
Log::Printf("Failure loading ogg file: %s (%d)\n", Filename, retv);
}
return mIsValid;
}
static gboolean get_song_image (const gchar * filename, VFSFile * file,
void * * data, gint64 * size)
{
OggVorbis_File vfile;
if (ov_open_callbacks (file, & vfile, NULL, 0, vfs_is_streaming (file) ?
vorbis_callbacks_stream : vorbis_callbacks) < 0)
return FALSE;
vorbis_comment * comment = ov_comment (& vfile, -1);
if (! comment)
goto ERR;
const gchar * s;
if ((s = vorbis_comment_query (comment, "METADATA_BLOCK_PICTURE", 0)))
{
gsize length2;
void * data2 = g_base64_decode (s, & length2);
if (! data2 || length2 < 8)
goto PARSE_ERR;
gint mime_length = GUINT32_FROM_BE (* (guint32 *) (data2 + 4));
if (length2 < 8 + mime_length + 4)
goto PARSE_ERR;
gint desc_length = GUINT32_FROM_BE (* (guint32 *) (data2 + 8 + mime_length));
if (length2 < 8 + mime_length + 4 + desc_length + 20)
goto PARSE_ERR;
* size = GUINT32_FROM_BE (* (guint32 *) (data2 + 8 + mime_length + 4 + desc_length + 16));
if (length2 < 8 + mime_length + 4 + desc_length + 20 + * size)
goto PARSE_ERR;
* data = g_memdup ((char *) data2 + 8 + mime_length + 4 + desc_length + 20, * size);
g_free (data2);
ov_clear (& vfile);
return TRUE;
PARSE_ERR:
fprintf (stderr, "vorbis: Error parsing METADATA_BLOCK_PICTURE in %s.\n", filename);
g_free (data2);
}
if ((s = vorbis_comment_query (comment, "COVERART", 0)))
{
gsize length2;
void * data2 = g_base64_decode (s, & length2);
if (! data2 || ! length2)
{
fprintf (stderr, "vorbis: Error parsing COVERART in %s.\n", filename);
g_free (data2);
goto ERR;
}
* data = data2;
* size = length2;
ov_clear (& vfile);
return TRUE;
}
ERR:
ov_clear (& vfile);
return FALSE;
}
void VorbisLMC::DecodeWork()
{
void *pOutBuffer;
Error Err;
int32 iValue;
int32 section, ret;
OutputInfo *info;
vorbis_info *vi;
uint32 bytesCopied, bytesPerFrame;
int bitrateLoops = 0;
assert(m_pPmi);
assert(m_pPmo);
m_pSleepSem->Wait();
m_pPmi->Wake();
Err = CanDecode();
if (Err == kError_Interrupt)
return;
if (Err != kError_NoErr)
{
m_pContext->log->Error("CanDecode returned false.\n");
if (m_decodeInfo.sendInfo)
{
ReportStatus(szCannotDecode);
m_pTarget->AcceptEvent(new Event(INFO_DoneOutputtingDueToError));
}
else
((EventBuffer *)m_pOutputBuffer)->AcceptEvent(new PMOErrorEvent());
return;
}
Err = ExtractMediaInfo();
if (Err == kError_Interrupt)
return;
if (IsError(Err))
{
m_pContext->log->Error("ExtractMediaInfo failed: %d\n", Err);
if (m_decodeInfo.sendInfo)
{
ReportStatus(szCannotDecode);
m_pTarget->AcceptEvent(new Event(INFO_DoneOutputtingDueToError));
}
else
((EventBuffer *)m_pOutputBuffer)->AcceptEvent(new PMOErrorEvent());
return;
}
if (!m_bInit)
{
Err = InitDecoder();
if (Err == kError_Interrupt)
return;
if (IsError(Err))
{
m_pContext->log->Error("Initializing the decoder failed: %d\n", Err);
ReportError("Initializing the decoder failed.");
return;
}
}
m_pContext->prefs->GetPrefInt32(kDecoderThreadPriorityPref, &iValue);
m_decoderThread->SetPriority(iValue);
bytesCopied = 0;
bytesPerFrame = 1;
for (m_frameCounter = 0; !m_bExit;)
{
if (m_bPause)
{
m_pPauseSem->Wait();
if (m_bExit)
break;
}
if (m_newPos >= 0)
{
ov_time_seek(&m_vf, (double)(m_newPos / iFramesPerSecond));
m_frameCounter = m_newPos - 1;
m_newPos = -1;
bytesCopied = bytesPerFrame;
}
if (bytesCopied >= bytesPerFrame)
{
m_frameCounter += bytesCopied / bytesPerFrame;
bytesCopied %= bytesPerFrame;
((EventBuffer *)m_pOutputBuffer)->AcceptEvent(
new PMOTimeInfoEvent(m_frameCounter));
bitrateLoops++;
if (bitrateLoops == iBitrateLoopsPerUpdate && m_decodeInfo.sendInfo)
{
int b;
b = ov_bitrate_instant(&m_vf),
vi = ov_info(&m_vf, -1);
VorbisInfoEvent *mie = new VorbisInfoEvent(b,
vi->channels,
vi->rate,
1. / (float)iFramesPerSecond);
m_pTarget->AcceptEvent(mie);
bitrateLoops = 0;
}
}
Err = m_pOutputBuffer->BeginWrite(pOutBuffer, iDecodeBlockSize);
if (Err == kError_Interrupt)
{
break;
}
if (Err == kError_BufferTooSmall)
{
if (Sleep())
break;
continue;
}
if (Err != kError_NoErr)
{
ReportError(szFailWrite);
m_pContext->log->Error("LMC: Cannot write to eventbuffer: %s (%d)\n",
m_szError, Err);
break;
}
section = -1;
ret = ov_read(&m_vf, (char *)pOutBuffer, iDecodeBlockSize,
0, 2, 1, §ion);
if (ret == 0)
{
m_pOutputBuffer->EndWrite(0);
break;
}
if (section != m_section)
{
vi = ov_info(&m_vf, -1);
info = new OutputInfo;
info->bits_per_sample = 16;
info->number_of_channels = m_channels = vi->channels;
info->samples_per_second = m_rate = vi->rate;
info->samples_per_frame = vi->rate / iFramesPerSecond;
info->max_buffer_size = 16384;
m_frameCounter = 0;
bytesCopied = 0;
bytesPerFrame = (vi->rate / iFramesPerSecond) *
sizeof(ogg_int16_t) * vi->channels;
m_section = section;
m_pOutputBuffer->EndWrite(0);
((EventBuffer *)m_pOutputBuffer)->AcceptEvent(new PMOInitEvent(info));
((EventBuffer *)m_pOutputBuffer)->AcceptEvent(
new PMOTimeInfoEvent(m_frameCounter));
Err = m_pOutputBuffer->BeginWrite(pOutBuffer, iDecodeBlockSize);
if (Err != kError_NoErr)
{
assert(0);
}
vorbis_comment *comment;
comment = ov_comment(&m_vf, -1);
if (comment)
{
PlaylistItem *plItem = m_pContext->plm->GetCurrentItem();
if (plItem)
{
MetaData mdata = plItem->GetMetaData();
string iso;
char *temp;
temp = vorbis_comment_query(comment, "title", 0);
if (temp)
{
iso = ConvertToISO(temp);
mdata.SetTitle(iso);
}
temp = vorbis_comment_query(comment, "artist", 0);
if (temp)
{
iso = ConvertToISO(temp);
mdata.SetArtist(iso);
}
temp = vorbis_comment_query(comment, "album", 0);
if (temp)
{
iso = ConvertToISO(temp);
mdata.SetAlbum(iso);
}
temp = vorbis_comment_query(comment, "tracknumber", 0);
if (temp)
mdata.SetTrack(atoi(temp));
plItem->SetMetaData(&mdata);
m_pContext->target->AcceptEvent(
new PlaylistCurrentItemInfoEvent(plItem,
m_pContext->plm));
}
}
}
if(ret <0)
ret=0; // hole/error in data - we can safely ignore this
m_pOutputBuffer->EndWrite(ret);
bytesCopied += ret;
}
((EventBuffer *)m_pOutputBuffer)->AcceptEvent(new PMOQuitEvent());
ov_clear(&m_vf);
return;
}
/* Load an OGG stream from an SDL_RWops object */
OGG_music *OGG_new_RW(SDL_RWops *src, int freesrc)
{
OGG_music *music;
ov_callbacks callbacks;
if(!Mix_Init(MIX_INIT_OGG))
return(NULL);
SDL_memset(&callbacks, 0, sizeof(callbacks));
callbacks.read_func = sdl_read_func;
callbacks.seek_func = sdl_seek_func;
callbacks.tell_func = sdl_tell_func;
music = (OGG_music *)SDL_malloc(sizeof * music);
if(music)
{
vorbis_info *vi;
vorbis_comment *ptr;
int isLength = 0;
int i;
ogg_int64_t total;
/* Initialize the music structure */
SDL_memset(music, 0, (sizeof * music));
music->src = src;
music->freesrc = freesrc;
OGG_stop(music);
OGG_setvolume(music, MIX_MAX_VOLUME);
music->section = -1;
music->channels = 0;
music->mus_title = NULL;
music->mus_artist = NULL;
music->mus_album = NULL;
music->mus_copyright = NULL;
MyResample_zero(&music->resample);
music->loop = -1;
music->loop_start = -1;
music->loop_end = 0;
music->loop_len = 0;
if(vorbis.ov_open_callbacks(src, &music->vf, NULL, 0, callbacks) < 0)
{
SDL_SetError("Not an Ogg Vorbis audio stream");
SDL_free(music);
return(NULL);
}
vi = vorbis.ov_info(&music->vf, -1);
music->channels = vi->channels;
/* Parse comments and extract title and loop points */
ptr = ov_comment(&music->vf, -1);
for(i = 0; i < ptr->comments; i++)
{
int paramLen = ptr->comment_lengths[i] + 1;
char *param = (char *)SDL_malloc(paramLen);
char *argument = param;
char *value = param;
memset(param, 0, paramLen);
memcpy(param, ptr->user_comments[i], ptr->comment_lengths[i]);
value = strchr(param, '=');
if(value == NULL)
{
value = param + paramLen - 1; /* set null */
} else {
*(value++) = '\0';
}
#ifdef __USE_ISOC99
#define A_TO_OGG64(x) (ogg_int64_t)atoll(x)
#else
#define A_TO_OGG64(x) (ogg_int64_t)atol(x)
#endif
if(strcasecmp(argument, "LOOPSTART") == 0)
music->loop_start = A_TO_OGG64(value);
else if(strcasecmp(argument, "LOOPLENGTH") == 0)
{
music->loop_len = A_TO_OGG64(value);
isLength = 1;
}
else if(strcasecmp(argument, "LOOPEND") == 0)
{
isLength = 0;
music->loop_end = A_TO_OGG64(value);
}
else if(strcasecmp(argument, "TITLE") == 0)
{
music->mus_title = (char *)SDL_malloc(sizeof(char) * strlen(value) + 1);
strcpy(music->mus_title, value);
}
else if(strcasecmp(argument, "ARTIST") == 0)
{
music->mus_artist = (char *)SDL_malloc(sizeof(char) * strlen(value) + 1);
strcpy(music->mus_artist, value);
}
else if(strcasecmp(argument, "ALBUM") == 0)
{
music->mus_album = (char *)SDL_malloc(sizeof(char) * strlen(value) + 1);
strcpy(music->mus_album, value);
}
else if(strcasecmp(argument, "COPYRIGHT") == 0)
{
music->mus_copyright = (char *)SDL_malloc(sizeof(char) * strlen(value) + 1);
strcpy(music->mus_copyright, value);
}
SDL_free(param);
}
#undef A_TO_OGG64
if(isLength == 1)
music->loop_end = music->loop_start + music->loop_len;
else
music->loop_len = music->loop_end - music->loop_start;
total = ov_pcm_total(&music->vf, -1);
if(((music->loop_start >= 0) || (music->loop_end > 0)) &&
((music->loop_start < music->loop_end) || (music->loop_end == 0)) &&
(music->loop_start < total) &&
(music->loop_end <= total))
{
if(music->loop_start < 0)
music->loop_start = 0;
if(music->loop_end == 0)
music->loop_end = total;
music->loop = 1;
music->loop_len_ch = music->channels;
}
}
else
{
SDL_OutOfMemory();
return(NULL);
}
return (music);
}
static gboolean vorbis_play (const gchar * filename, VFSFile * file)
{
if (file == NULL)
return FALSE;
vorbis_info *vi;
OggVorbis_File vf;
gint last_section = -1;
ReplayGainInfo rg_info;
gfloat pcmout[PCM_BUFSIZE*sizeof(float)], **pcm;
gint bytes, channels, samplerate, br;
gchar * title = NULL;
memset(&vf, 0, sizeof(vf));
gboolean error = FALSE;
if (ov_open_callbacks (file, & vf, NULL, 0, vfs_is_streaming (file) ?
vorbis_callbacks_stream : vorbis_callbacks) < 0)
{
error = TRUE;
goto play_cleanup;
}
vi = ov_info(&vf, -1);
if (vi->channels > 2)
goto play_cleanup;
br = vi->bitrate_nominal;
channels = vi->channels;
samplerate = vi->rate;
aud_input_set_bitrate (br);
if (!aud_input_open_audio(FMT_FLOAT, samplerate, channels)) {
error = TRUE;
goto play_cleanup;
}
vorbis_update_replaygain(&vf, &rg_info);
aud_input_set_gain (& rg_info);
/*
* Note that chaining changes things here; A vorbis file may
* be a mix of different channels, bitrates and sample rates.
* You can fetch the information for any section of the file
* using the ov_ interface.
*/
while (! aud_input_check_stop ())
{
int seek_value = aud_input_check_seek();
if (seek_value >= 0 && ov_time_seek (& vf, (double) seek_value / 1000) < 0)
{
fprintf (stderr, "vorbis: seek failed\n");
error = TRUE;
break;
}
gint current_section = last_section;
bytes = ov_read_float(&vf, &pcm, PCM_FRAMES, ¤t_section);
if (bytes == OV_HOLE)
continue;
if (bytes <= 0)
break;
bytes = vorbis_interleave_buffer (pcm, bytes, channels, pcmout);
{ /* try to detect when metadata has changed */
vorbis_comment * comment = ov_comment (& vf, -1);
const gchar * new_title = (comment == NULL) ? NULL :
vorbis_comment_query (comment, "title", 0);
if (new_title != NULL && (title == NULL || strcmp (title, new_title)))
{
g_free (title);
title = g_strdup (new_title);
aud_input_set_tuple (get_tuple_for_vorbisfile (& vf,
filename));
}
}
if (current_section != last_section)
{
/*
* The info struct is different in each section. vf
* holds them all for the given bitstream. This
* requests the current one
*/
vi = ov_info(&vf, -1);
if (vi->channels > 2)
goto stop_processing;
if (vi->rate != samplerate || vi->channels != channels)
{
samplerate = vi->rate;
channels = vi->channels;
if (!aud_input_open_audio(FMT_FLOAT, vi->rate, vi->channels)) {
error = TRUE;
goto stop_processing;
}
vorbis_update_replaygain(&vf, &rg_info);
aud_input_set_gain (& rg_info); /* audio reopened */
}
}
aud_input_write_audio (pcmout, bytes);
stop_processing:
if (current_section != last_section)
{
aud_input_set_bitrate (br);
last_section = current_section;
}
} /* main loop */
play_cleanup:
ov_clear(&vf);
g_free (title);
return ! error;
}
/* public */
static void
vorbis_stream_decode(struct decoder *decoder,
struct input_stream *input_stream)
{
GError *error = NULL;
OggVorbis_File vf;
struct vorbis_input_stream vis;
struct audio_format audio_format;
float total_time;
int current_section;
int prev_section = -1;
long ret;
char chunk[OGG_CHUNK_SIZE];
long bitRate = 0;
long test;
const vorbis_info *vi;
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_lock_seek(input_stream, 0, SEEK_SET, NULL);
if (!vorbis_is_open(&vis, &vf, decoder, input_stream))
return;
vi = ov_info(&vf, -1);
if (vi == NULL) {
g_warning("ov_info() has failed");
return;
}
if (!audio_format_init_checked(&audio_format, vi->rate,
SAMPLE_FORMAT_S16,
vi->channels, &error)) {
g_warning("%s", error->message);
g_error_free(error);
return;
}
total_time = ov_time_total(&vf, -1);
if (total_time < 0)
total_time = 0;
decoder_initialized(decoder, &audio_format, vis.seekable, total_time);
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, ¤t_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) {
char **comments;
vi = ov_info(&vf, -1);
if (vi == NULL) {
g_warning("ov_info() has failed");
break;
}
if (vi->rate != (long)audio_format.sample_rate ||
vi->channels != (int)audio_format.channels) {
/* we don't support audio format
change yet */
g_warning("audio format change, stopping here");
break;
}
comments = ov_comment(&vf, -1)->user_comments;
vorbis_send_comments(decoder, input_stream, comments);
struct replay_gain_info rgi;
if (vorbis_comments_to_replay_gain(&rgi, comments))
decoder_replay_gain(decoder, &rgi);
prev_section = current_section;
}
if ((test = ov_bitrate_instant(&vf)) > 0)
bitRate = test / 1000;
cmd = decoder_data(decoder, input_stream,
chunk, ret,
bitRate);
} while (cmd != DECODE_COMMAND_STOP);
ov_clear(&vf);
}
ULONG _System decoder_fileinfo(char *pszFilename, DECODER_INFO *pInfo)
{
if(pInfo == NULL) {
return 200;
}
{
HFILE stream;
ULONG rc;
OggVorbis_File vf;
vorbis_info *vi = NULL;
ov_callbacks callbacks = {read_func, seek_func, close_func, tell_func};
if (pszFilename != NULL && pszFilename[0] != 0) {
ULONG ulAction;
rc = DosOpen( pszFilename, &stream, &ulAction, 0, FILE_NORMAL, OPEN_ACTION_OPEN_IF_EXISTS, OPEN_ACCESS_READONLY | OPEN_SHARE_DENYWRITE, 0 );
if (rc != 0) {
return 100;
}
// The ov_open() function performs full stream detection and machine
// initialization. If it returns 0, the stream *is* Vorbis and we're
// fully ready to decode.
if (ov_open_callbacks( (void *)stream, &vf, NULL, 0, callbacks) < 0) {
DosClose( stream );
return 200;
}
/* 曲の時間(ms) */
pInfo->songlength = (int)(ov_time_total(&vf, -1) * 1000.0);
vi = ov_info( &vf, -1);
pInfo->mpeg = 0;
pInfo->layer = 0;
pInfo->numchannels = 2;
/* 曲データの始まるファイル先頭からの位置(byte) */
/* 多分、MAC Binary用かな? */
pInfo->junklength = 0;
#if 1
{
vorbis_comment *comment;
comment = ov_comment( &vf, -1 );
if(comment)
{
char *title, *artist;
pInfo->bitrate = ov_bitrate( &vf, -1 );
sprintf( pInfo->tech_info, "%5.1fkbs, %4.1fkHz, %s", (float)pInfo->bitrate / 1000.0, (float)vi->rate / 1000.0, (vi->channels == 1) ? "Mono" : "Stereo" );
title = vorbis_comment_query( comment, "title", 0 );
if(title) strncpy( pInfo->title, title, 128 );
artist = vorbis_comment_query( comment, "artist", 0 );
if(artist) strncpy( pInfo->artist, artist, 128 );
// strcpy( pInfo->album, "album" );
// strcpy( pInfo->year, "year" );
// strcpy( pInfo->comment, "comment" );
// strcpy( pInfo->genre, "genre" );
}
}
#endif
#if 0
/* general technical information string */
char tech_info[128];
/* song information */
char title[128];
char artist[128];
char album[128];
char year[128];
char comment[128];
char genre[128];
#endif
pInfo->format.size = sizeof(FORMAT_INFO);
pInfo->format.samplerate = vi->rate;
pInfo->format.channels = vi->channels;
pInfo->format.bits = 16;
pInfo->bitrate = ov_bitrate( &vf, -1 ) / 1000;
pInfo->format.format = WAVE_FORMAT_PCM;
if(vi->channels > 2) /* We can't handle this */
{
ov_clear( &vf );
DosClose( stream );
return 200;
}
// once the ov_open() succeeds, the file belongs to vorbisfile.
// ov_clear() will close it.
ov_clear(&vf);
DosClose( stream );
} else {
return 200;
}
}
return 0;
}
int Audio::loadOggStream(Path path){
int result;
AudioSource* source=new AudioSource;
source->type=AUDIO_OGG;
source->filename=path;
source->stream=true;
ALenum error=alGetError();
if(!(source->oggFile = fopen(path.getAbsolute().c_str(), "rb"))){
console().write("Could not open Ogg file.");
return -1;
}
if((result = ov_open(source->oggFile, &source->oggStream, NULL, 0)) < 0)
{
fclose(source->oggFile);
console().write("Could not open Ogg stream. " + errorString(result));
return -1;
}
source->vorbisInfo = ov_info(&source->oggStream, -1);
source->vorbisComment = ov_comment(&source->oggStream, -1);
source->freq = source->vorbisInfo->rate;
if(source->vorbisInfo->channels == 1){
source->format = AL_FORMAT_MONO16;
source->stereo=false;
}else{
source->format = AL_FORMAT_STEREO16;
source->stereo=true;
}
source->lengthSeconds=ov_time_total(&source->oggStream,-1);
error=alGetError();
alGenBuffers(2, source->buffers);
alGenSources(1, &source->source);
error=alGetError();
if(error==AL_OUT_OF_MEMORY || error==AL_INVALID_VALUE){
//there's not more resources for sources
source->alSourceSet=false;
}else if(error!=AL_NO_ERROR){
return -1;
}else{
source->alSourceSet=true;
alSources.pushBack(source->source);
source->sourceIndex=sources.size()-1;
alSourcePriority.pushBack(0);
while(alSourceUsedBy.size()<=sources.size()){ //note, we haven't actually added this source to the sources list yet, thus the weird index
alSourceUsedBy.pushBack();
}
alSourceUsedBy[alSources.size()-1]=sources.size();
source->alSourceIndex=alSources.size()-1;
}
error=alGetError();
if(error == AL_NO_ERROR){
sources.pushBack(source);
source->sourceIndex=sources.size()-1;
return sources.size()-1;
}else{
logs().audio.write("[AudioObject] Error 2 loading file:"+source->filename.getRelative());
console().write(String("audio wav error: error '")+String(alGetString(error))+"' loading file '"+source->filename.getRelative()+"'");
return -1;
}
}
int Audio::loadOgg(Path path){
engineTime.skipNextFrame();
ALenum errori=alGetError();
AudioSource* source=new AudioSource;
source->filename=path;
source->type=AUDIO_OGG;
int result;
if(!(source->oggFile = fopen(path.getAbsolute().c_str(), "rb"))){
console().write("audio error: i/o error, could not open off file '"+path.getRelative()+"'");
return -1;
}
if((result = ov_open(source->oggFile, &source->oggStream, NULL, 0)) < 0){
fclose(source->oggFile);
console().write("audio error: could not open ogg stream '"+path.getRelative()+"'");
return -1;
}
source->vorbisInfo = ov_info(&source->oggStream, -1);
source->vorbisComment = ov_comment(&source->oggStream, -1);
if(source->vorbisInfo->channels == 1){
source->format = AL_FORMAT_MONO16;
source->stereo=false;
}else{
source->format = AL_FORMAT_STEREO16;
source->stereo=true;
}
source->freq = source->vorbisInfo->rate;
alGenBuffers(1, &source->buffer);
errori=alGetError();
if(errori != AL_NO_ERROR){
logs().audio.write("[AudioObject] error '"+String(alGetString(errori))+"' loading file '"+path.getRelative()+"'");
console().write(String("audio ogg error: error '"+String(alGetString(errori))+"' loading file '"+path.getRelative()+"'"));
return -1;
}
alGenSources(1, &source->source);
errori=alGetError();
if(errori==AL_OUT_OF_MEMORY || errori==AL_INVALID_VALUE){
//there's not more resources for sources
source->alSourceSet=false;
}else if(errori!=AL_NO_ERROR){
return -1;
}else{
source->alSourceSet=true;
alSources.pushBack(source->source);
source->sourceIndex=sources.size()-1;
alSourcePriority.pushBack(0);
while(alSourceUsedBy.size()<=sources.size()){ //note, we haven't actually added this source to the sources list yet, thus the weird index
alSourceUsedBy.pushBack();
}
alSourceUsedBy[alSources.size()-1]=sources.size();
source->alSourceIndex=alSources.size()-1;
}
if(!source->stream){
std::vector < char > bufferData;
#ifdef _WIN32
int endian = 0; // 0 for Little-Endian, 1 for Big-Endian
#else
#ifdef __LITTLE_ENDIAN__
int endian=0;
#else
int endian=1;
#endif
#endif
int bitStream;
long bytes;
char arr[BUFFER_SIZE]; // Local fixed size array
do {
// Read up to a buffer's worth of decoded sound data
bytes = ov_read(&source->oggStream, arr, BUFFER_SIZE, endian, 2, 1, &bitStream);
// Append to end of buffer
bufferData.insert(bufferData.end(), arr, arr + bytes);
} while (bytes > 0);
alBufferData(source->buffer, source->format, &bufferData[0], static_cast < ALsizei > (bufferData.size()), source->freq);
if(source->alSourceSet){
alSourcei (source->source,AL_BUFFER, source->buffer );
}
}
ALenum error=alGetError();
if(error == AL_NO_ERROR){
sources.pushBack(source);
source->sourceIndex=sources.size()-1;
return sources.size()-1;
}else{
logs().audio.write("[AudioObject] error 1 '"+String(alGetString(error))+"' loading file '"+path.getRelative()+"'");
console().write(String("audio ogg error: error 1 '"+String(alGetString(error))+"' loading file '"+path.getRelative()+"'"));
return -1;
}
}
int OpenAL::snd_load_file(const char * file, ALuint buffer){
FILE* oggFile;
OggVorbis_File oggStream;
vorbis_info* vorbisInfo;
vorbis_comment* vorbisComment;
ALenum format;
int result;
if(!(oggFile = fopen(file, "rb")))
printf("Could not open Ogg file: %s\n", file);
if((result = ov_open(oggFile, &oggStream, NULL, 0)) < 0)
{
fclose(oggFile);
printf("Could not open Ogg stream.\n");
return 1;
}
vorbisInfo = ov_info(&oggStream, -1);
vorbisComment = ov_comment(&oggStream, -1);
if(vorbisInfo->channels == 1)
format = AL_FORMAT_MONO16;
else
format = AL_FORMAT_STEREO16;
char * dyn_data = NULL;
int size = 0;
int section;
result = 1;
printf("Loading sound file %s\n", file);
while(result > 0){
char data[BUFFER_SIZE];
result = ov_read(&oggStream, data, BUFFER_SIZE, 0, 2, 1, & section);
if(result > 0){
char * tmp;
size += result;
tmp = (char*)malloc(sizeof(char)*(size));
if(dyn_data != NULL){
memcpy(tmp, dyn_data, sizeof(char)*(size-result));
free(dyn_data);
}
dyn_data = tmp;
tmp += size-result;
memcpy(tmp, data, result);
} else if(result < 0){
switch(result){
case OV_HOLE:
printf("Interruption in the data.%d\n", result);
printf("one of: garbage between pages, loss of sync followed by recapture, or a corrupt page\n");
break;
case OV_EBADLINK:
printf("an invalid stream section was supplied to libvorbisfile, or the requested link is corrupt.\n");
break;
case OV_EINVAL:
printf("the initial file headers can't be read or are corrupt, or the initial open call for vf failed.\n");
break;
}
} else if(size == 0){
printf("Date not read.\n");
}
}
alBufferData(buffer, format, dyn_data, size, vorbisInfo->rate);
free(dyn_data);
ov_clear(&oggStream);
return 0;
}
void vorbis_file_info_box(char *fn)
{
char *track_name, *performer, *album_name, *date, *track_number;
char *genre, *user_comment, *tmp;
char *description, *version, *isrc, *copyright, *organization;
char *location, *vendor = "N/A";
char *rg_track_gain, *rg_album_gain, *rg_track_peak, *rg_album_peak;
int time, minutes, seconds, bitrate, avgbitrate, rate, channels;
int filesize, i;
OggVorbis_File vf;
vorbis_info *vi;
vorbis_comment *comment = NULL;
FILE *fh;
gboolean clear_vf = FALSE;
g_free(vte.filename);
vte.filename = g_strdup(fn);
if (!window)
{
GtkWidget *info_frame, *info_box;
GtkWidget *hbox, *label, *filename_hbox, *vbox, *left_vbox;
GtkWidget *table, *bbox, *cancel_button;
GtkWidget *save_button, *remove_button;
window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_window_set_policy(GTK_WINDOW(window), FALSE, FALSE, FALSE);
gtk_signal_connect(GTK_OBJECT(window), "destroy",
GTK_SIGNAL_FUNC(gtk_widget_destroyed), &window);
gtk_signal_connect(GTK_OBJECT(window), "key_press_event",
keypress_cb, NULL);
gtk_container_set_border_width(GTK_CONTAINER(window), 10);
vbox = gtk_vbox_new(FALSE, 10);
gtk_container_add(GTK_CONTAINER(window), vbox);
filename_hbox = gtk_hbox_new(FALSE, 5);
gtk_box_pack_start(GTK_BOX(vbox), filename_hbox, FALSE,
TRUE, 0);
label = gtk_label_new(_("Filename:"));
gtk_box_pack_start(GTK_BOX(filename_hbox), label, FALSE,
TRUE, 0);
filename_entry = gtk_entry_new();
gtk_editable_set_editable(GTK_EDITABLE(filename_entry), FALSE);
gtk_box_pack_start(GTK_BOX(filename_hbox), filename_entry,
TRUE, TRUE, 0);
hbox = gtk_hbox_new(FALSE, 10);
gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, TRUE, 0);
left_vbox = gtk_vbox_new(FALSE, 10);
gtk_box_pack_start(GTK_BOX(hbox), left_vbox, FALSE, FALSE, 0);
tag_frame = gtk_frame_new(_("Ogg Vorbis Tag:"));
gtk_box_pack_start(GTK_BOX(left_vbox), tag_frame, FALSE,
FALSE, 0);
table = gtk_table_new(5, 5, FALSE);
gtk_container_set_border_width(GTK_CONTAINER(table), 5);
gtk_container_add(GTK_CONTAINER(tag_frame), table);
label = gtk_label_new(_("Title:"));
gtk_misc_set_alignment(GTK_MISC(label), 1, 0.5);
gtk_table_attach(GTK_TABLE(table), label, 0, 1, 0, 1,
GTK_FILL, GTK_FILL, 5, 5);
title_entry = gtk_entry_new();
gtk_table_attach(GTK_TABLE(table), title_entry, 1, 4, 0, 1,
GTK_FILL | GTK_EXPAND | GTK_SHRINK,
GTK_FILL | GTK_EXPAND | GTK_SHRINK, 0, 5);
label = gtk_label_new(_("Artist:"));
gtk_misc_set_alignment(GTK_MISC(label), 1, 0.5);
gtk_table_attach(GTK_TABLE(table), label, 0, 1, 1, 2,
GTK_FILL, GTK_FILL, 5, 5);
performer_entry = gtk_entry_new();
gtk_table_attach(GTK_TABLE(table), performer_entry, 1, 4, 1, 2,
GTK_FILL | GTK_EXPAND | GTK_SHRINK,
GTK_FILL | GTK_EXPAND | GTK_SHRINK, 0, 5);
label = gtk_label_new(_("Album:"));
gtk_misc_set_alignment(GTK_MISC(label), 1, 0.5);
gtk_table_attach(GTK_TABLE(table), label, 0, 1, 2, 3,
GTK_FILL, GTK_FILL, 5, 5);
album_entry = gtk_entry_new();
gtk_table_attach(GTK_TABLE(table), album_entry, 1, 4, 2, 3,
GTK_FILL | GTK_EXPAND | GTK_SHRINK,
GTK_FILL | GTK_EXPAND | GTK_SHRINK, 0, 5);
label = gtk_label_new(_("Comment:"));
gtk_misc_set_alignment(GTK_MISC(label), 1, 0.5);
gtk_table_attach(GTK_TABLE(table), label, 0, 1, 3, 4,
GTK_FILL, GTK_FILL, 5, 5);
user_comment_entry = gtk_entry_new();
gtk_table_attach(GTK_TABLE(table), user_comment_entry, 1, 4, 3,
4, GTK_FILL | GTK_EXPAND | GTK_SHRINK,
GTK_FILL | GTK_EXPAND | GTK_SHRINK, 0, 5);
label = gtk_label_new(_("Date:"));
gtk_misc_set_alignment(GTK_MISC(label), 1, 0.5);
gtk_table_attach(GTK_TABLE(table), label, 0, 1, 4, 5,
GTK_FILL, GTK_FILL, 5, 5);
date_entry = gtk_entry_new();
gtk_widget_set_usize(date_entry, 60, -1);
gtk_table_attach(GTK_TABLE(table), date_entry, 1, 2, 4, 5,
GTK_FILL | GTK_EXPAND | GTK_SHRINK,
GTK_FILL | GTK_EXPAND | GTK_SHRINK, 0, 5);
label = gtk_label_new(_("Track number:"));
gtk_misc_set_alignment(GTK_MISC(label), 1, 0.5);
gtk_table_attach(GTK_TABLE(table), label, 2, 3, 4, 5,
GTK_FILL, GTK_FILL, 5, 5);
tracknumber_entry = gtk_entry_new_with_max_length(4);
gtk_widget_set_usize(tracknumber_entry, 20, -1);
gtk_table_attach(GTK_TABLE(table), tracknumber_entry, 3, 4, 4,
5, GTK_FILL | GTK_EXPAND | GTK_SHRINK,
GTK_FILL | GTK_EXPAND | GTK_SHRINK, 0, 5);
label = gtk_label_new(_("Genre:"));
gtk_misc_set_alignment(GTK_MISC(label), 1, 0.5);
gtk_table_attach(GTK_TABLE(table), label, 0, 1, 5, 6,
GTK_FILL, GTK_FILL, 5, 5);
genre_combo = gtk_combo_new();
if (!genre_list)
{
for (i = 0; i < sizeof(vorbis_genres)/sizeof(*vorbis_genres) ; i++)
genre_list = g_list_prepend(genre_list, _(vorbis_genres[i]));
genre_list = g_list_sort(genre_list, (GCompareFunc)g_strcasecmp);
}
gtk_combo_set_popdown_strings(GTK_COMBO(genre_combo),
genre_list);
gtk_table_attach(GTK_TABLE(table), genre_combo, 1, 4, 5, 6,
GTK_FILL | GTK_EXPAND | GTK_SHRINK,
GTK_FILL | GTK_EXPAND | GTK_SHRINK, 0, 5);
#ifdef ALL_VORBIS_TAGS
label = gtk_label_new(_("Description:"));
gtk_misc_set_alignment(GTK_MISC(label), 1, 0.5);
gtk_table_attach(GTK_TABLE(table), label, 0, 1, 6, 7,
GTK_FILL, GTK_FILL, 5, 5);
description_entry = gtk_entry_new();
gtk_table_attach(GTK_TABLE(table), description_entry, 1, 4, 6,
7, GTK_FILL | GTK_EXPAND | GTK_SHRINK,
GTK_FILL | GTK_EXPAND | GTK_SHRINK, 0, 5);
label = gtk_label_new(_("Location:"));
gtk_misc_set_alignment(GTK_MISC(label), 1, 0.5);
gtk_table_attach(GTK_TABLE(table), label, 0, 1, 7, 8,
GTK_FILL, GTK_FILL, 5, 5);
location_entry = gtk_entry_new();
gtk_table_attach(GTK_TABLE(table), location_entry, 1, 4, 7, 8,
GTK_FILL | GTK_EXPAND | GTK_SHRINK,
GTK_FILL | GTK_EXPAND | GTK_SHRINK, 0, 5);
label = gtk_label_new(_("Version:"));
gtk_misc_set_alignment(GTK_MISC(label), 1, 0.5);
gtk_table_attach(GTK_TABLE(table), label, 0, 1, 8, 9,
GTK_FILL, GTK_FILL, 5, 5);
version_entry = gtk_entry_new();
gtk_widget_set_usize(version_entry, 60, -1);
gtk_table_attach(GTK_TABLE(table), version_entry, 1, 2, 8, 9,
GTK_FILL | GTK_EXPAND | GTK_SHRINK,
GTK_FILL | GTK_EXPAND | GTK_SHRINK, 0, 5);
label = gtk_label_new(_("ISRC number:"));
gtk_misc_set_alignment(GTK_MISC(label), 1, 0.5);
gtk_table_attach(GTK_TABLE(table), label, 2, 3, 8, 9,
GTK_FILL, GTK_FILL, 5, 5);
isrc_entry = gtk_entry_new();
gtk_widget_set_usize(isrc_entry, 20, -1);
gtk_table_attach(GTK_TABLE(table), isrc_entry, 3, 4, 8, 9,
GTK_FILL | GTK_EXPAND | GTK_SHRINK,
GTK_FILL | GTK_EXPAND | GTK_SHRINK, 0, 5);
label = gtk_label_new(_("Organization:"));
gtk_misc_set_alignment(GTK_MISC(label), 1, 0.5);
gtk_table_attach(GTK_TABLE(table), label, 0, 1, 9, 10,
GTK_FILL, GTK_FILL, 5, 5);
organization_entry = gtk_entry_new();
gtk_table_attach(GTK_TABLE(table), organization_entry, 1, 4, 9,
10, GTK_FILL | GTK_EXPAND | GTK_SHRINK,
GTK_FILL | GTK_EXPAND | GTK_SHRINK, 0, 5);
label = gtk_label_new(_("Copyright:"));
gtk_misc_set_alignment(GTK_MISC(label), 1, 0.5);
gtk_table_attach(GTK_TABLE(table), label, 0, 1, 10, 11,
GTK_FILL, GTK_FILL, 5, 5);
copyright_entry = gtk_entry_new();
gtk_table_attach(GTK_TABLE(table), copyright_entry, 1, 4, 10,
11, GTK_FILL | GTK_EXPAND | GTK_SHRINK,
GTK_FILL | GTK_EXPAND | GTK_SHRINK, 0, 5);
#endif
rg_show_button = gtk_check_button_new_with_label(_("ReplayGain Settings:"));
gtk_signal_connect(GTK_OBJECT(rg_show_button), "toggled",
GTK_SIGNAL_FUNC(rg_show_cb), NULL);
gtk_table_attach(GTK_TABLE(table), rg_show_button, 0, 2, 11, 12,
GTK_FILL, GTK_FILL, 5, 5);
rg_track_label = gtk_label_new(_("Track gain:"));
gtk_misc_set_alignment(GTK_MISC(rg_track_label), 1, 0.5);
gtk_table_attach(GTK_TABLE(table), rg_track_label, 2, 3, 11, 12,
GTK_FILL, GTK_FILL, 5, 5);
rg_track_entry = gtk_entry_new();
gtk_table_attach(GTK_TABLE(table), rg_track_entry, 3, 4, 11,
12, GTK_FILL | GTK_EXPAND | GTK_SHRINK,
GTK_FILL | GTK_EXPAND | GTK_SHRINK, 0, 5);
rg_track_peak_label = gtk_label_new(_("Track peak:"));
gtk_misc_set_alignment(GTK_MISC(rg_track_peak_label), 1, 0.5);
gtk_table_attach(GTK_TABLE(table), rg_track_peak_label, 2, 3, 12, 13,
GTK_FILL, GTK_FILL, 5, 5);
rg_track_peak_entry = gtk_entry_new();
gtk_table_attach(GTK_TABLE(table), rg_track_peak_entry, 3, 4, 12,
13, GTK_FILL | GTK_EXPAND | GTK_SHRINK,
GTK_FILL | GTK_EXPAND | GTK_SHRINK, 0, 5);
rg_album_label = gtk_label_new(_("Album gain:"));
gtk_misc_set_alignment(GTK_MISC(rg_album_label), 1, 0.5);
gtk_table_attach(GTK_TABLE(table), rg_album_label, 2, 3, 13, 14,
GTK_FILL, GTK_FILL, 5, 5);
rg_album_entry = gtk_entry_new();
gtk_table_attach(GTK_TABLE(table), rg_album_entry, 3, 4, 13,
14, GTK_FILL | GTK_EXPAND | GTK_SHRINK,
GTK_FILL | GTK_EXPAND | GTK_SHRINK, 0, 5);
rg_album_peak_label = gtk_label_new(_("Album peak:"));
gtk_misc_set_alignment(GTK_MISC(rg_album_peak_label), 1, 0.5);
gtk_table_attach(GTK_TABLE(table), rg_album_peak_label, 2, 3, 14, 15,
GTK_FILL, GTK_FILL, 5, 5);
rg_album_peak_entry = gtk_entry_new();
gtk_table_attach(GTK_TABLE(table), rg_album_peak_entry, 3, 4, 14,
15, GTK_FILL | GTK_EXPAND | GTK_SHRINK,
GTK_FILL | GTK_EXPAND | GTK_SHRINK, 0, 5);
bbox = gtk_hbutton_box_new();
gtk_button_box_set_layout(GTK_BUTTON_BOX(bbox),
GTK_BUTTONBOX_END);
gtk_button_box_set_spacing(GTK_BUTTON_BOX(bbox), 5);
gtk_box_pack_start(GTK_BOX(left_vbox), bbox, FALSE, FALSE, 0);
save_button = gtk_button_new_with_label(_("Save"));
gtk_signal_connect(GTK_OBJECT(save_button), "clicked",
GTK_SIGNAL_FUNC(save_cb), NULL);
GTK_WIDGET_SET_FLAGS(save_button, GTK_CAN_DEFAULT);
gtk_box_pack_start(GTK_BOX(bbox), save_button, TRUE, TRUE, 0);
gtk_widget_grab_default(save_button);
remove_button = gtk_button_new_with_label(_("Remove Tag"));
gtk_signal_connect_object(GTK_OBJECT(remove_button),
"clicked",
GTK_SIGNAL_FUNC(remove_cb), NULL);
GTK_WIDGET_SET_FLAGS(remove_button, GTK_CAN_DEFAULT);
gtk_box_pack_start(GTK_BOX(bbox),remove_button, TRUE, TRUE, 0);
cancel_button = gtk_button_new_with_label(_("Cancel"));
gtk_signal_connect_object(GTK_OBJECT(cancel_button),
"clicked",
GTK_SIGNAL_FUNC(gtk_widget_destroy),
GTK_OBJECT(window));
GTK_WIDGET_SET_FLAGS(cancel_button, GTK_CAN_DEFAULT);
gtk_box_pack_start(GTK_BOX(bbox),cancel_button, TRUE, TRUE, 0);
info_frame = gtk_frame_new(_("Ogg Vorbis Info:"));
gtk_box_pack_start(GTK_BOX(hbox), info_frame, FALSE, FALSE, 0);
info_box = gtk_vbox_new(FALSE, 5);
gtk_container_add(GTK_CONTAINER(info_frame), info_box);
gtk_container_set_border_width(GTK_CONTAINER(info_box), 10);
gtk_box_set_spacing(GTK_BOX(info_box), 0);
bitrate_label = gtk_label_new("");
gtk_misc_set_alignment(GTK_MISC(bitrate_label), 0, 0);
gtk_label_set_justify(GTK_LABEL(bitrate_label),
GTK_JUSTIFY_LEFT);
gtk_box_pack_start(GTK_BOX(info_box), bitrate_label, FALSE,
FALSE, 0);
avgbitrate_label = gtk_label_new("");
gtk_misc_set_alignment(GTK_MISC(avgbitrate_label), 0, 0);
gtk_label_set_justify(GTK_LABEL(avgbitrate_label),
GTK_JUSTIFY_LEFT);
gtk_box_pack_start(GTK_BOX(info_box), avgbitrate_label, FALSE,
FALSE, 0);
rate_label = gtk_label_new("");
gtk_misc_set_alignment(GTK_MISC(rate_label), 0, 0);
gtk_label_set_justify(GTK_LABEL(rate_label), GTK_JUSTIFY_LEFT);
gtk_box_pack_start(GTK_BOX(info_box), rate_label, FALSE,
FALSE, 0);
channel_label = gtk_label_new("");
gtk_misc_set_alignment(GTK_MISC(channel_label), 0, 0);
gtk_label_set_justify(GTK_LABEL(channel_label),
GTK_JUSTIFY_LEFT);
gtk_box_pack_start(GTK_BOX(info_box), channel_label, FALSE,
FALSE, 0);
length_label = gtk_label_new("");
gtk_misc_set_alignment(GTK_MISC(length_label), 0, 0);
gtk_label_set_justify(GTK_LABEL(length_label),
GTK_JUSTIFY_LEFT);
gtk_box_pack_start(GTK_BOX(info_box), length_label, FALSE,
FALSE, 0);
filesize_label = gtk_label_new("");
gtk_misc_set_alignment(GTK_MISC(filesize_label), 0, 0);
gtk_label_set_justify(GTK_LABEL(filesize_label),
GTK_JUSTIFY_LEFT);
gtk_box_pack_start(GTK_BOX(info_box), filesize_label, FALSE,
FALSE, 0);
vendor_label = gtk_label_new("");
gtk_misc_set_alignment(GTK_MISC(vendor_label), 0, 0);
gtk_label_set_justify(GTK_LABEL(vendor_label),
GTK_JUSTIFY_LEFT);
gtk_box_pack_start(GTK_BOX(info_box), vendor_label, FALSE,
FALSE, 0);
replaygain_label = gtk_label_new("");
gtk_misc_set_alignment(GTK_MISC(replaygain_label), 0, 0);
gtk_label_set_justify(GTK_LABEL(replaygain_label),
GTK_JUSTIFY_LEFT);
gtk_box_pack_start(GTK_BOX(info_box), replaygain_label, FALSE,
FALSE, 0);
audiophilegain_label = gtk_label_new("");
gtk_misc_set_alignment(GTK_MISC(audiophilegain_label), 0, 0);
gtk_label_set_justify(GTK_LABEL(audiophilegain_label),
GTK_JUSTIFY_LEFT);
gtk_box_pack_start(GTK_BOX(info_box), audiophilegain_label, FALSE,
FALSE, 0);
peak_label = gtk_label_new("");
gtk_misc_set_alignment(GTK_MISC(peak_label), 0, 0);
gtk_label_set_justify(GTK_LABEL(peak_label),
GTK_JUSTIFY_LEFT);
gtk_box_pack_start(GTK_BOX(info_box), peak_label, FALSE,
FALSE, 0);
gtk_widget_show_all(window);
} else
gdk_window_raise(window->window);
if (!g_strncasecmp(vte.filename, "http://", 7))
gtk_widget_set_sensitive(tag_frame, FALSE);
else
gtk_widget_set_sensitive(tag_frame, TRUE);
gtk_label_set_text(GTK_LABEL(bitrate_label), "");
gtk_label_set_text(GTK_LABEL(avgbitrate_label), "");
gtk_label_set_text(GTK_LABEL(rate_label), "");
gtk_label_set_text(GTK_LABEL(channel_label), "");
gtk_label_set_text(GTK_LABEL(length_label), "");
gtk_label_set_text(GTK_LABEL(filesize_label), "");
gtk_label_set_text(GTK_LABEL(vendor_label), "");
if ((fh = fopen(vte.filename, "r")) != NULL)
{
pthread_mutex_lock(&vf_mutex);
if (ov_open(fh, &vf, NULL, 0) == 0)
{
comment = ov_comment(&vf, -1);
if (comment && comment->vendor)
vendor = comment->vendor;
if ((vi = ov_info(&vf, 0)) != NULL)
{
bitrate = vi->bitrate_nominal/1000;
avgbitrate = ov_bitrate(&vf, -1);
if (avgbitrate == OV_EINVAL ||
avgbitrate == OV_FALSE)
avgbitrate = 0;
rate = vi->rate;
channels = vi->channels;
clear_vf = TRUE;
}
else
{
bitrate = 0;
avgbitrate = 0;
rate = 0;
channels = 0;
}
time = ov_time_total(&vf, -1);
minutes = time / 60;
seconds = time % 60;
fseek(fh, 0, SEEK_END);
filesize = ftell(fh);
label_set_text(bitrate_label, _("Nominal bitrate: %d kbps"), bitrate);
label_set_text(avgbitrate_label, _("Average bitrate: %.1f kbps"), ((float) avgbitrate) / 1000);
label_set_text(rate_label, _("Samplerate: %d Hz"), rate);
label_set_text(channel_label, _("Channels: %d"), channels);
label_set_text(length_label, _("Length: %d:%.2d"), minutes, seconds);
label_set_text(filesize_label, _("File size: %d B"), filesize);
label_set_text(vendor_label, _("Vendor: %s"), vendor);
}
else
fclose(fh);
}
track_name = get_comment(comment, "title");
performer = get_comment(comment, "artist");
album_name = get_comment(comment, "album");
track_number = get_comment(comment, "tracknumber");
genre = get_comment(comment, "genre");
date = get_comment(comment, "date");
user_comment = get_comment(comment, "comment");
location = get_comment(comment, "location");
description = get_comment(comment, "description");
version = get_comment(comment, "version");
isrc = get_comment(comment, "isrc");
organization = get_comment(comment, "organization");
copyright = get_comment(comment, "copyright");
rg_track_gain = get_comment(comment, "replaygain_track_gain");
if (*rg_track_gain == '\0')
{
g_free(rg_track_gain);
rg_track_gain = get_comment(comment, "rg_radio"); /* Old */
}
rg_album_gain = get_comment(comment, "replaygain_album_gain");
if (*rg_album_gain == '\0')
{
g_free(rg_album_gain);
rg_album_gain = get_comment(comment, "rg_audiophile"); /* Old */
}
rg_track_peak = get_comment(comment, "replaygain_track_peak");
if (*rg_track_peak == '\0')
{
g_free(rg_track_peak);
rg_track_peak = get_comment(comment, "rg_peak"); /* Old */
}
rg_album_peak = get_comment(comment, "replaygain_album_peak"); /* Old had no album peak */
/* ov_clear closes the file */
if (clear_vf)
ov_clear(&vf);
pthread_mutex_unlock(&vf_mutex);
/* Fill it all in .. */
gtk_entry_set_text(GTK_ENTRY(title_entry), track_name);
gtk_entry_set_text(GTK_ENTRY(performer_entry), performer);
gtk_entry_set_text(GTK_ENTRY(album_entry), album_name);
gtk_entry_set_text(GTK_ENTRY(user_comment_entry), user_comment);
gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(genre_combo)->entry), genre);
gtk_entry_set_text(GTK_ENTRY(tracknumber_entry), track_number);
gtk_entry_set_text(GTK_ENTRY(date_entry), date);
#ifdef ALL_VORBIS_TAGS
gtk_entry_set_text(GTK_ENTRY(version_entry), version);
gtk_entry_set_text(GTK_ENTRY(description_entry), description);
gtk_entry_set_text(GTK_ENTRY(organization_entry), organization);
gtk_entry_set_text(GTK_ENTRY(copyright_entry), copyright);
gtk_entry_set_text(GTK_ENTRY(isrc_entry), isrc);
gtk_entry_set_text(GTK_ENTRY(location_entry), location);
#endif
gtk_entry_set_text(GTK_ENTRY(filename_entry), vte.filename);
gtk_editable_set_position(GTK_EDITABLE(filename_entry), -1);
gtk_entry_set_text(GTK_ENTRY(rg_track_entry), rg_track_gain);
gtk_entry_set_text(GTK_ENTRY(rg_album_entry), rg_album_gain);
gtk_entry_set_text(GTK_ENTRY(rg_track_peak_entry), rg_track_peak);
gtk_editable_set_position(GTK_EDITABLE(rg_track_peak_entry), -1);
gtk_entry_set_text(GTK_ENTRY(rg_album_peak_entry), rg_album_peak);
gtk_editable_set_position(GTK_EDITABLE(rg_album_peak_entry), -1);
if (*rg_track_gain == '\0' && *rg_album_gain == '\0' && *rg_track_peak == '\0' && *rg_album_peak == '\0')
{
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(rg_show_button), FALSE);
rg_show_cb(rg_show_button, NULL);
}
else
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(rg_show_button), TRUE);
tmp = g_strdup_printf(_("File Info - %s"), g_basename(vte.filename));
gtk_window_set_title(GTK_WINDOW(window), tmp);
g_free(tmp);
/* Cleanup .. */
g_free(track_name);
g_free(performer);
g_free(album_name);
g_free(track_number);
g_free(genre);
g_free(date);
g_free(user_comment);
g_free(location);
g_free(description);
g_free(version);
g_free(isrc);
g_free(organization);
g_free(copyright);
g_free(rg_track_gain);
g_free(rg_album_gain);
g_free(rg_track_peak);
g_free(rg_album_peak);
}
bool OggImportFileHandle::Import(TrackFactory *trackFactory, Track ***outTracks,
int *outNumTracks, Tags *tags)
{
wxASSERT(mFile->IsOpened());
/* -1 is for the current logical bitstream */
vorbis_info *vi = ov_info(mVorbisFile, -1);
vorbis_comment *vc = ov_comment(mVorbisFile, -1);
WaveTrack **channels = new WaveTrack *[vi->channels];
int c;
for (c = 0; c < vi->channels; c++) {
channels[c] = trackFactory->NewWaveTrack(int16Sample, vi->rate);
if (vi->channels == 2) {
switch (c) {
case 0:
channels[c]->SetChannel(Track::LeftChannel);
channels[c]->SetLinked(true);
break;
case 1:
channels[c]->SetChannel(Track::RightChannel);
channels[c]->SetTeamed(true);
break;
}
}
else {
channels[c]->SetChannel(Track::MonoChannel);
}
}
/* The number of bytes to get from the codec in each run */
#define CODEC_TRANSFER_SIZE 4096
/* The number of samples to read between calls to the callback.
* Balance between responsiveness of the GUI and throughput of import. */
#define SAMPLES_PER_CALLBACK 100000
short *mainBuffer = new short[CODEC_TRANSFER_SIZE];
/* determine endianness (clever trick courtesy of Nicholas Devillard,
* (http://www.eso.org/~ndevilla/endian/) */
int testvar = 1, endian;
if(*(char *)&testvar)
endian = 0; // little endian
else
endian = 1; // big endian
/* number of samples currently in each channel's buffer */
bool cancelled = false;
long bytesRead = 0;
long samplesRead = 0;
int bitstream = 0;
int samplesSinceLastCallback = 0;
// You would think that the stream would already be seeked to 0, and
// indeed it is if the file is legit. But I had several ogg files on
// my hard drive that have malformed headers, and this added call
// causes them to be read correctly. Otherwise they have lots of
// zeros inserted at the beginning
ov_pcm_seek(mVorbisFile, 0);
do {
/* get data from the decoder */
bytesRead = ov_read(mVorbisFile, (char *) mainBuffer,
CODEC_TRANSFER_SIZE,
endian,
2, // word length (2 for 16 bit samples)
1, // signed
&bitstream);
if (bytesRead < 0) {
/* Malformed Ogg Vorbis file. */
/* TODO: Return some sort of meaningful error. */
break;
}
samplesRead = bytesRead / vi->channels / sizeof(short);
/* give the data to the wavetracks */
for (c = 0; c < vi->channels; c++)
channels[c]->Append((char *)(mainBuffer + c),
int16Sample,
samplesRead,
vi->channels);
samplesSinceLastCallback += samplesRead;
if (samplesSinceLastCallback > SAMPLES_PER_CALLBACK) {
if( mProgressCallback )
cancelled = mProgressCallback(mUserData,
ov_time_tell(mVorbisFile) /
ov_time_total(mVorbisFile, bitstream));
samplesSinceLastCallback -= SAMPLES_PER_CALLBACK;
}
} while (!cancelled && bytesRead != 0 && bitstream == 0);
delete[]mainBuffer;
bool res = (!cancelled && bytesRead >= 0);
if (!res) {
for(c = 0; c < vi->channels; c++) {
delete channels[c];
}
delete[] channels;
return false;
}
*outNumTracks = vi->channels;
*outTracks = new Track *[vi->channels];
for (c = 0; c < vi->channels; c++) {
channels[c]->Flush();
(*outTracks)[c] = channels[c];
}
delete[] channels;
if (vc) {
tags->Clear();
for (c = 0; c < vc->comments; c++) {
wxString comment = UTF8CTOWX(vc->user_comments[c]);
tags->SetTag(comment.BeforeFirst(wxT('=')),
comment.AfterFirst(wxT('=')));
}
}
return true;
}
static DWORD run_test(void *tp)
{
TestParams *params = (TestParams *)tp;
FILE *in = params->in;
FILE *out = params->out;
FILE *refin = params->refin;
FILE *refout = params->refout;
int max_samples = params->max_samples;
OggVorbis_File vf;
int eof=0;
int current_section;
int maxdiff = 0;
int countdiffs = 0;
int samples = 0;
if(ov_open(in, &vf, NULL, 0) < 0) {
Output("Input does not appear to be an Ogg bitstream.\n");
exit(1);
}
/* Throw the comments plus a few lines about the bitstream we're
decoding */
{
char **ptr=ov_comment(&vf,-1)->user_comments;
vorbis_info *vi=ov_info(&vf,-1);
if (out != NULL)
{
while(*ptr){
Output("%s\n",*ptr);
++ptr;
}
Output("\nBitstream is %d channel, %ldHz\n",vi->channels,vi->rate);
Output("\nDecoded length: %ld samples\n",
(long)ov_pcm_total(&vf,-1));
Output("Encoded by: %s\n\n",ov_comment(&vf,-1)->vendor);
}
}
while((!eof) && (max_samples > 0)){
long ret=ov_read(&vf,pcmout,sizeof(pcmout),¤t_section);
if (ret == 0) {
/* EOF */
eof=1;
} else if (ret < 0) {
/* error in the stream. Not a problem, just reporting it in
case we (the app) cares. In this case, we don't. */
} else {
/* we don't bother dealing with sample rate changes, etc, but
you'll have to*/
if (out != NULL)
{
fwrite(pcmout,1,ret,out);
}
max_samples -= ret>>1;
if (refout != NULL)
{
fwrite(pcmout,1,ret,refout);
samples += ret>>1;
Output("%d", samples);
}
if (refin != NULL)
{
int i, diff;
fread(ref,1,ret,refin);
for (i=0; i<(ret>>1);i++)
{
diff = ((short *)pcmout)[i] - ((short *)ref)[i];
if (diff != 0)
{
if (diff < 0)
diff = -diff;
if (diff > maxdiff)
maxdiff = diff;
countdiffs++;
if (countdiffs < 50)
{
Output("samples differ: %x vs %x\n",
((unsigned short *)pcmout)[i],
((unsigned short *)ref)[i]);
}
else if ((countdiffs % 100) == 0)
{
Output("%d differences, maximum = %d\n",
countdiffs, maxdiff);
}
}
}
}
}
BOOL decode_vorbis_file(LLVFS *vfs, const LLUUID &in_uuid, char *out_fname)
{
ov_callbacks vfs_callbacks;
vfs_callbacks.read_func = vfs_read;
vfs_callbacks.seek_func = vfs_seek;
vfs_callbacks.close_func = vfs_close;
vfs_callbacks.tell_func = vfs_tell;
char pcmout[4096]; /*Flawfinder: ignore*/
unsigned char temp[64]; /*Flawfinder: ignore*/
LLVFile *in_vfile;
U32 data_length = 0;
llinfos << "Vorbis decode from vfile: " << in_uuid << llendl;
in_vfile = new LLVFile(vfs, in_uuid, LLAssetType::AT_SOUND);
if (! in_vfile->getSize())
{
llwarning("unable to open vorbis source vfile for reading",0);
return(FALSE);
}
apr_file_t* outfp = ll_apr_file_open(out_fname,LL_APR_WPB);
if (!outfp)
{
llwarning("unable to open vorbis destination file for writing",0);
return(FALSE);
}
else
{
// write the .wav format header
//"RIFF"
temp[0] = 0x52;
temp[1] = 0x49;
temp[2] = 0x46;
temp[3] = 0x46;
// length = datalen + 36 (to be filled in later)
temp[4] = 0x00;
temp[5] = 0x00;
temp[6] = 0x00;
temp[7] = 0x00;
//"WAVE"
temp[8] = 0x57;
temp[9] = 0x41;
temp[10] = 0x56;
temp[11] = 0x45;
// "fmt "
temp[12] = 0x66;
temp[13] = 0x6D;
temp[14] = 0x74;
temp[15] = 0x20;
// chunk size = 16
temp[16] = 0x10;
temp[17] = 0x00;
temp[18] = 0x00;
temp[19] = 0x00;
// format (1 = PCM)
temp[20] = 0x01;
temp[21] = 0x00;
// number of channels
temp[22] = 0x01;
temp[23] = 0x00;
// samples per second
temp[24] = 0x44;
temp[25] = 0xAC;
temp[26] = 0x00;
temp[27] = 0x00;
// average bytes per second
temp[28] = 0x88;
temp[29] = 0x58;
temp[30] = 0x01;
temp[31] = 0x00;
// bytes to output at a single time
temp[32] = 0x02;
temp[33] = 0x00;
// 16 bits per sample
temp[34] = 0x10;
temp[35] = 0x00;
// "data"
temp[36] = 0x64;
temp[37] = 0x61;
temp[38] = 0x74;
temp[39] = 0x61;
// these are the length of the data chunk, to be filled in later
temp[40] = 0x00;
temp[41] = 0x00;
temp[42] = 0x00;
temp[43] = 0x00;
ll_apr_file_write(outfp, temp, 44);
}
OggVorbis_File vf;
int eof=0;
int current_section;
int r = ov_open_callbacks(in_vfile, &vf, NULL, 0, vfs_callbacks);
if(r < 0)
{
llwarns << r << " Input to vorbis decode does not appear to be an Ogg bitstream: " << in_uuid << llendl;
return(FALSE);
}
{
char **ptr=ov_comment(&vf,-1)->user_comments;
// vorbis_info *vi=ov_info(&vf,-1);
while(*ptr){
fprintf(stderr,"%s\n",*ptr);
++ptr;
}
// fprintf(stderr,"\nBitstream is %d channel, %ldHz\n",vi->channels,vi->rate);
// fprintf(stderr,"\nDecoded length: %ld samples\n", (long)ov_pcm_total(&vf,-1));
// fprintf(stderr,"Encoded by: %s\n\n",ov_comment(&vf,-1)->vendor);
}
while(!eof){
long ret=ov_read(&vf,pcmout,sizeof(pcmout),0,2,1,¤t_section);
if (ret == 0) {
/* EOF */
eof=1;
// llinfos << "Vorbis EOF" << llendl;
} else if (ret < 0) {
/* error in the stream. Not a problem, just reporting it in
case we (the app) cares. In this case, we don't. */
llwarning("Error in vorbis stream",0);
break;
} else {
// llinfos << "Vorbis read " << ret << "bytes" << llendl;
/* we don't bother dealing with sample rate changes, etc, but.
you'll have to*/
data_length += ll_apr_file_write(outfp, pcmout, ret);
}
}
ov_clear(&vf);
// write "data" chunk length
ll_apr_file_seek(outfp,APR_SET,40);
ll_apr_file_write(outfp,&data_length,4);
// write overall "RIFF" length
data_length += 36;
ll_apr_file_seek(outfp,APR_SET,4);
ll_apr_file_write(outfp,&data_length,1*4);
// F**K!!! Vorbis encode/decode messes up loop point transitions (pop)
// do a cheap-and-cheesy crossfade
S16 *samplep;
S32 i;
S32 fade_length;
fade_length = llmin((S32)128,(S32)(data_length-36)/8);
ll_apr_file_seek(outfp,APR_SET,44);
ll_apr_file_read(outfp, pcmout,2*fade_length); //read first 16 samples
samplep = (S16 *)pcmout;
for (i = 0 ;i < fade_length; i++)
{
*samplep++ = ((F32)*samplep * ((F32)i/(F32)fade_length));
}
ll_apr_file_seek(outfp,APR_SET,44);
ll_apr_file_write(outfp,pcmout,2*fade_length); //write back xfaded first 16 samples
ll_apr_file_seek(outfp,APR_END,-fade_length*2);
ll_apr_file_read(outfp, pcmout,2*fade_length); //read last 16 samples
samplep = (S16 *)pcmout;
for (i = fade_length-1 ; i >= 0; i--)
{
*samplep++ = ((F32)*samplep * ((F32)i/(F32)fade_length));
}
ll_apr_file_seek(outfp,SEEK_END,-fade_length*2);
ll_apr_file_write(outfp,pcmout,2*fade_length); //write back xfaded last 16 samples
apr_file_close(outfp);
if ((36 == data_length) || (!(eof)))
{
llwarning("BAD Vorbis DECODE!, removing .wav!",0);
LLFile::remove(out_fname);
return (FALSE);
}
// fprintf(stderr,"Done.\n");
return(TRUE);
}
int main(int argc, char *argv[]){
OggVorbis_File vf;
int eof=0;
int current_section;
FILE *fp;
int dev=0;
char **ptr;
vorbis_info *vi;
#ifdef _WIN32 /* We need to set stdin/stdout to binary mode. Damn windows. */
/* Beware the evil ifdef. We avoid these where we can, but this one we
cannot. Don't add any more, you'll probably go to hell if you do. */
_setmode( _fileno( stdin ), _O_BINARY );
_setmode( _fileno( stdout ), _O_BINARY );
#endif
if(argc < 2)
{
printf("Usage : ivorbisfile_example <ogg filename>\n");
exit(0);
}
fp = fopen(argv[1],"rb");
if(fp == NULL)
printf("File open error\n");
//if(ov_open(stdin, &vf, NULL, 0) < 0) {
if(ov_open(fp, &vf, NULL, 0) < 0) {
fprintf(stderr,"Input does not appear to be an Ogg bitstream.\n");
exit(1);
}
/* Throw the comments plus a few lines about the bitstream we're
decoding */
// {
ptr=ov_comment(&vf,-1)->user_comments;
vi=ov_info(&vf,-1);
while(*ptr){
fprintf(stderr,"%s\n",*ptr);
++ptr;
//printf(". \n");
}
fprintf(stderr,"\nBitstream is %d channel, %ldHz\n",vi->channels,vi->rate);
fprintf(stderr,"\nDecoded length: %ld samples\n",
(long)ov_pcm_total(&vf,-1));
fprintf(stderr,"Encoded by: %s\n\n",ov_comment(&vf,-1)->vendor);
// }
if ((dev = open(DEV, O_RDWR)) < 1) {
printf("Device open failed");
}
#if 1
{
int i, v;
v = vi->rate/2;//22050;
i = ioctl(dev, SNDCTL_DSP_SPEED, &v);
fprintf(stderr, "%s(%d): ioctl(SNDCTL_DSP_SPEED)=%d, set=%d\n",
__FILE__, __LINE__, i, v);
v = 1;
i = ioctl(dev, SNDCTL_DSP_STEREO, &v);
fprintf(stderr, "%s(%d): ioctl(SNDCTL_DSP_STEREO)=%d, set=%d\n",
__FILE__, __LINE__, i, v);
v = AFMT_S16_BE;
i = ioctl(dev, SNDCTL_DSP_SAMPLESIZE, &v);
fprintf(stderr, "%s(%d): ioctl(SNDCTL_DSP_SAMPLESIZE)=%d, set=%d\n",
__FILE__, __LINE__, i, v);
}
#endif
#if 0
{
int i, v;
v = 44100;
i = ioctl(fileno(stdout), SNDCTL_DSP_SPEED, &v);
fprintf(stderr, "%s(%d): ioctl(SNDCTL_DSP_SPEED)=%d, set=%d\n",
__FILE__, __LINE__, i, v);
v = 1;
i = ioctl(fileno(stdout), SNDCTL_DSP_STEREO, &v);
fprintf(stderr, "%s(%d): ioctl(SNDCTL_DSP_STEREO)=%d, set=%d\n",
__FILE__, __LINE__, i, v);
v = AFMT_S16_BE;
i = ioctl(fileno(stdout), SNDCTL_DSP_SAMPLESIZE, &v);
fprintf(stderr, "%s(%d): ioctl(SNDCTL_DSP_SAMPLESIZE)=%d, set=%d\n",
__FILE__, __LINE__, i, v);
}
#endif
while(!eof){
long ret=ov_read(&vf,pcmout,sizeof(pcmout),¤t_section);
// printf("\nRet = %d\n",ret);
if (ret == 0) {
/* EOF */
eof=1;
} else if (ret < 0) {
/* error in the stream. Not a problem, just reporting it in
case we (the app) cares. In this case, we don't. */
} else {
/* we don't bother dealing with sample rate changes, etc, but
you'll have to*/
//fwrite(pcmout,1,ret,stdout);
write(dev,pcmout,ret);
}
}
/* cleanup */
ov_clear(&vf);
fprintf(stderr,"Done.\n");
return(0);
}
int OggImportFileHandle::Import(TrackFactory *trackFactory, Track ***outTracks,
int *outNumTracks, Tags *tags)
{
wxASSERT(mFile->IsOpened());
CreateProgress();
//Number of streams used may be less than mVorbisFile->links,
//but this way bitstream matches array index.
mChannels = new WaveTrack **[mVorbisFile->links];
int i,c;
for (i = 0; i < mVorbisFile->links; i++)
{
//Stream is not used
if (mStreamUsage[i] == 0)
{
//This is just a padding to keep bitstream number and
//array indices matched.
mChannels[i] = NULL;
continue;
}
vorbis_info *vi = ov_info(mVorbisFile, i);
vorbis_comment *vc = ov_comment(mVorbisFile, i);
mChannels[i] = new WaveTrack *[vi->channels];
for (c = 0; c < vi->channels; c++) {
mChannels[i][c] = trackFactory->NewWaveTrack(int16Sample, vi->rate);
if (vi->channels == 2) {
switch (c) {
case 0:
mChannels[i][c]->SetChannel(Track::LeftChannel);
mChannels[i][c]->SetLinked(true);
break;
case 1:
mChannels[i][c]->SetChannel(Track::RightChannel);
mChannels[i][c]->SetTeamed(true);
break;
}
}
else {
mChannels[i][c]->SetChannel(Track::MonoChannel);
}
}
}
/* The number of bytes to get from the codec in each run */
#define CODEC_TRANSFER_SIZE 4096
/* The number of samples to read between calls to the callback.
* Balance between responsiveness of the GUI and throughput of import. */
#define SAMPLES_PER_CALLBACK 100000
short *mainBuffer = new short[CODEC_TRANSFER_SIZE];
/* determine endianness (clever trick courtesy of Nicholas Devillard,
* (http://www.eso.org/~ndevilla/endian/) */
int testvar = 1, endian;
if(*(char *)&testvar)
endian = 0; // little endian
else
endian = 1; // big endian
/* number of samples currently in each channel's buffer */
bool cancelled = false;
long bytesRead = 0;
long samplesRead = 0;
int bitstream = 0;
int samplesSinceLastCallback = 0;
// You would think that the stream would already be seeked to 0, and
// indeed it is if the file is legit. But I had several ogg files on
// my hard drive that have malformed headers, and this added call
// causes them to be read correctly. Otherwise they have lots of
// zeros inserted at the beginning
ov_pcm_seek(mVorbisFile, 0);
do {
/* get data from the decoder */
bytesRead = ov_read(mVorbisFile, (char *) mainBuffer,
CODEC_TRANSFER_SIZE,
endian,
2, // word length (2 for 16 bit samples)
1, // signed
&bitstream);
if (bytesRead < 0) {
/* Malformed Ogg Vorbis file. */
/* TODO: Return some sort of meaningful error. */
break;
}
samplesRead = bytesRead / mVorbisFile->vi[bitstream].channels / sizeof(short);
/* give the data to the wavetracks */
if (mStreamUsage[bitstream] != 0)
{
for (c = 0; c < mVorbisFile->vi[bitstream].channels; c++)
mChannels[bitstream][c]->Append((char *)(mainBuffer + c),
int16Sample,
samplesRead,
mVorbisFile->vi[bitstream].channels);
}
samplesSinceLastCallback += samplesRead;
if (samplesSinceLastCallback > SAMPLES_PER_CALLBACK) {
cancelled = !mProgress->Update(ov_time_tell(mVorbisFile),
ov_time_total(mVorbisFile, bitstream));
samplesSinceLastCallback -= SAMPLES_PER_CALLBACK;
}
} while (!cancelled && bytesRead != 0);
delete[]mainBuffer;
bool res = (!cancelled && bytesRead >= 0);
if (!res) {
for (i = 0; i < mVorbisFile->links; i++)
{
if (mChannels[i])
{
for(c = 0; c < mVorbisFile->vi[bitstream].channels; c++) {
if (mChannels[i][c])
delete mChannels[i][c];
}
delete[] mChannels[i];
}
}
delete[] mChannels;
return (cancelled ? eImportCancelled : eImportFailed);
}
*outNumTracks = 0;
for (int s = 0; s < mVorbisFile->links; s++)
{
if (mStreamUsage[s] != 0)
*outNumTracks += mVorbisFile->vi[s].channels;
}
*outTracks = new Track *[*outNumTracks];
int trackindex = 0;
for (i = 0; i < mVorbisFile->links; i++)
{
if (mChannels[i])
{
for (c = 0; c < mVorbisFile->vi[i].channels; c++) {
mChannels[i][c]->Flush();
(*outTracks)[trackindex++] = mChannels[i][c];
}
delete[] mChannels[i];
}
}
delete[] mChannels;
//\todo { Extract comments from each stream? }
if (mVorbisFile->vc[0].comments > 0) {
tags->Clear();
for (c = 0; c < mVorbisFile->vc[0].comments; c++) {
wxString comment = UTF8CTOWX(mVorbisFile->vc[0].user_comments[c]);
wxString name = comment.BeforeFirst(wxT('='));
wxString value = comment.AfterFirst(wxT('='));
if (name.Upper() == wxT("DATE") && !tags->HasTag(TAG_YEAR)) {
long val;
if (value.Length() == 4 && value.ToLong(&val)) {
name = TAG_YEAR;
}
}
tags->SetTag(name, value);
}
}
return eImportSuccess;
}
bool COggVorbisFileHelper::init( std::string fin_str,bool bResample /*= true*/,int nResQuality/*=0*/, char* pData /*= NULL*/, uint32 iSize /*= 0*/)
{
cleanup();
#if defined(HAVE_PTHREAD)
pthread_mutex_lock(&mutex1);
#endif
nSoundChannel = s3eSoundGetFreeChannel();
if(nSoundChannel == -1)
{
m_strLastError.clear();
m_strLastError = "Cannot open a sound channel.";
s3eDebugTracePrintf("%s\n",m_strLastError.c_str());
cleanup();
#if defined(HAVE_PTHREAD)
pthread_mutex_unlock(&mutex1);
#endif
return false;
}
s3eSoundChannelRegister(nSoundChannel, S3E_CHANNEL_GEN_AUDIO, GenerateAudioCallback, this);
s3eSoundChannelRegister(nSoundChannel, S3E_CHANNEL_END_SAMPLE, EndSampleCallback, this);
ov_callbacks callbacks;
callbacks.read_func = read_func;
callbacks.seek_func = seek_func;
callbacks.close_func = close_func;
callbacks.tell_func = tell_func;
if (pData != NULL)
{
oggvorbis_filein = s3eFileOpenFromMemory(pData, iSize);
}
else
{
if(false /*oggvorbis_filein != NULL*/)
{
if(s3eFileClose(oggvorbis_filein) == S3E_RESULT_ERROR)
{
m_strLastError.clear();
m_strLastError = "Cannot close old file";
s3eDebugTracePrintf("%s\n",m_strLastError.c_str());
cleanup();
#if defined(HAVE_PTHREAD)
pthread_mutex_unlock(&mutex1);
#endif
return false;
}
}
oggvorbis_filein = s3eFileOpen(fin_str.c_str(),"rb");
}
if(oggvorbis_filein == NULL)
{
m_strLastError.clear();
m_strLastError = "Cannot open file " + fin_str;
s3eDebugTracePrintf("%s\n",m_strLastError.c_str());
cleanup();
#if defined(HAVE_PTHREAD)
pthread_mutex_unlock(&mutex1);
#endif
return false;
}
if(ov_open_callbacks(oggvorbis_filein, &vf, NULL, 0, callbacks) < 0)
{
m_strLastError.clear();
m_strLastError = "Input does not appear to be an Ogg bitstream.";
s3eDebugTracePrintf("%s\n",m_strLastError.c_str());
cleanup();
#if defined(HAVE_PTHREAD)
pthread_mutex_unlock(&mutex1);
#endif
return false;
}
/* Throw the comments plus a few lines about the bitstream we're
decoding */
{
char **ptr=ov_comment(&vf,-1)->user_comments;
vorbis_info *vi=ov_info(&vf,-1);
//while(*ptr)
//{
// fprintf(stderr,"%s\n",*ptr);
// ++ptr;
//}
total_samples = ov_pcm_total(&vf,-1);
time_length = ov_time_total_func(&vf,-1);
nChannels = vi->channels;
nRate = vi->rate;
s3eSoundChannelSetInt(nSoundChannel, S3E_CHANNEL_RATE, nRate);
nOutputRate = s3eSoundGetInt(S3E_SOUND_OUTPUT_FREQ);
int gcd = GCD(nRate, nOutputRate);
nW = nRate / gcd;
nL = nOutputRate / gcd;
dResampleFactor = (float)nOutputRate / (float)vi->rate; // 0 - 4.0 ?
int err;
bEnableResampling = bResample;
nResampleQuality = nResQuality;
if(bEnableResampling)
{
if(res_contL) speex_resampler_destroy(res_contL);
res_contL = speex_resampler_init(1,nRate,nOutputRate,nResampleQuality,&err);
if(res_contR) speex_resampler_destroy(res_contR);
res_contR = speex_resampler_init(1,nRate,nOutputRate,nResampleQuality,&err);
if(err != RESAMPLER_ERR_SUCCESS)
{
m_strLastError.clear();
m_strLastError = "Cannot start resampler.";
s3eDebugTracePrintf("%s\n",m_strLastError.c_str());
cleanup();
#if defined(HAVE_PTHREAD)
pthread_mutex_unlock(&mutex1);
#endif
return false;
}
}
else
{
int fs = min(nRate, nOutputRate);
double fc = (fs/2) / (double)nOutputRate; // half the input sample rate (eg nyquist limit of input)
// Generate filter coefficients
wsfirLP(dFilterCoefficients, nFilterCoefficients, W_BLACKMAN, fc);
if(dResampleFactor != 1)
s3eDebugErrorShow(S3E_MESSAGE_CONTINUE,"Resample factor not 1 but resampling disabled");
}
s3eDebugTracePrintf("\nBitstream is %d channel, %ldHz\n",vi->channels,vi->rate);
s3eDebugTracePrintf("\nDecoded length: %ld samples\n",(long)total_samples);
s3eDebugTracePrintf("Encoded by: %s\n\n",ov_comment(&vf,-1)->vendor);
s3eDebugTracePrintf("Resampling by rational factor %d / %d", nW, nL);
}
bStopDecoding = false;
nStatus = OH_READY;
#if defined(HAVE_PTHREAD)
pthread_mutex_unlock(&mutex1);
#endif
return true;
}
VGMSTREAM * init_vgmstream_ogg_vorbis_callbacks(STREAMFILE *streamFile, const char * filename, ov_callbacks *callbacks_p, off_t other_header_bytes, const vgm_vorbis_info_t *vgm_inf) {
VGMSTREAM * vgmstream = NULL;
OggVorbis_File temp_ovf;
ogg_vorbis_streamfile temp_streamfile;
ogg_vorbis_codec_data * data = NULL;
OggVorbis_File *ovf;
int inited_ovf = 0;
vorbis_info *info;
int loop_flag = vgm_inf->loop_flag;
int32_t loop_start = vgm_inf->loop_start;
int loop_length_found = vgm_inf->loop_length_found;
int32_t loop_length = vgm_inf->loop_length;
int loop_end_found = vgm_inf->loop_end_found;
int32_t loop_end = vgm_inf->loop_end;
ov_callbacks default_callbacks;
if (!callbacks_p) {
default_callbacks.read_func = read_func;
default_callbacks.seek_func = seek_func;
default_callbacks.close_func = close_func;
default_callbacks.tell_func = tell_func;
if (vgm_inf->scd_xor != 0) {
default_callbacks.read_func = read_func_scd;
}
callbacks_p = &default_callbacks;
}
temp_streamfile.streamfile = streamFile;
temp_streamfile.offset = 0;
temp_streamfile.size = get_streamfile_size(temp_streamfile.streamfile);
temp_streamfile.other_header_bytes = other_header_bytes;
temp_streamfile.scd_xor = vgm_inf->scd_xor;
temp_streamfile.scd_xor_len = vgm_inf->scd_xor_len;
/* can we open this as a proper ogg vorbis file? */
memset(&temp_ovf, 0, sizeof(temp_ovf));
if (ov_test_callbacks(&temp_streamfile, &temp_ovf, NULL,
0, *callbacks_p)) goto fail;
/* we have to close this as it has the init_vgmstream meta-reading
STREAMFILE */
ov_clear(&temp_ovf);
/* proceed to open a STREAMFILE just for this stream */
data = calloc(1,sizeof(ogg_vorbis_codec_data));
if (!data) goto fail;
data->ov_streamfile.streamfile = streamFile->open(streamFile,filename,
STREAMFILE_DEFAULT_BUFFER_SIZE);
if (!data->ov_streamfile.streamfile) goto fail;
data->ov_streamfile.offset = 0;
data->ov_streamfile.size = get_streamfile_size(data->ov_streamfile.streamfile);
data->ov_streamfile.other_header_bytes = other_header_bytes;
data->ov_streamfile.scd_xor = vgm_inf->scd_xor;
data->ov_streamfile.scd_xor_len = vgm_inf->scd_xor_len;
/* open the ogg vorbis file for real */
if (ov_open_callbacks(&data->ov_streamfile, &data->ogg_vorbis_file, NULL,
0, *callbacks_p)) goto fail;
ovf = &data->ogg_vorbis_file;
inited_ovf = 1;
data->bitstream = DEFAULT_BITSTREAM;
info = ov_info(ovf,DEFAULT_BITSTREAM);
/* grab the comments */
{
int i;
vorbis_comment *comment;
comment = ov_comment(ovf,DEFAULT_BITSTREAM);
/* search for a "loop_start" comment */
for (i=0;i<comment->comments;i++) {
if (strstr(comment->user_comments[i],"loop_start=")==
comment->user_comments[i] ||
strstr(comment->user_comments[i],"LOOP_START=")==
comment->user_comments[i] ||
strstr(comment->user_comments[i],"COMMENT=LOOPPOINT=")==
comment->user_comments[i] ||
strstr(comment->user_comments[i],"LOOPSTART=")==
comment->user_comments[i] ||
strstr(comment->user_comments[i],"um3.stream.looppoint.start=")==
comment->user_comments[i] ||
strstr(comment->user_comments[i],"LOOP_BEGIN=")==
comment->user_comments[i] ||
strstr(comment->user_comments[i],"LoopStart=")==
comment->user_comments[i]
) {
loop_start=atol(strrchr(comment->user_comments[i],'=')+1);
if (loop_start >= 0)
loop_flag=1;
}
else if (strstr(comment->user_comments[i],"LOOPLENGTH=")==
comment->user_comments[i]) {
loop_length=atol(strrchr(comment->user_comments[i],'=')+1);
loop_length_found=1;
}
else if (strstr(comment->user_comments[i],"title=-lps")==
comment->user_comments[i]) {
loop_start=atol(comment->user_comments[i]+10);
if (loop_start >= 0)
loop_flag=1;
}
else if (strstr(comment->user_comments[i],"album=-lpe")==
comment->user_comments[i]) {
loop_end=atol(comment->user_comments[i]+10);
loop_flag=1;
loop_end_found=1;
}
else if (strstr(comment->user_comments[i],"LoopEnd=")==
comment->user_comments[i]) {
if(loop_flag) {
loop_length=atol(strrchr(comment->user_comments[i],'=')+1)-loop_start;
loop_length_found=1;
}
}
else if (strstr(comment->user_comments[i],"LOOP_END=")==
comment->user_comments[i]) {
if(loop_flag) {
loop_length=atol(strrchr(comment->user_comments[i],'=')+1)-loop_start;
loop_length_found=1;
}
}
else if (strstr(comment->user_comments[i],"lp=")==
comment->user_comments[i]) {
sscanf(strrchr(comment->user_comments[i],'=')+1,"%d,%d",
&loop_start,&loop_end);
loop_flag=1;
loop_end_found=1;
}
}
}
/* build the VGMSTREAM */
vgmstream = allocate_vgmstream(info->channels,loop_flag);
if (!vgmstream) goto fail;
/* store our fun extra datas */
vgmstream->codec_data = data;
/* fill in the vital statistics */
vgmstream->channels = info->channels;
vgmstream->sample_rate = info->rate;
/* let's play the whole file */
vgmstream->num_samples = ov_pcm_total(ovf,-1);
if (loop_flag) {
vgmstream->loop_start_sample = loop_start;
if (loop_length_found)
vgmstream->loop_end_sample = loop_start+loop_length;
else if (loop_end_found)
vgmstream->loop_end_sample = loop_end;
else
vgmstream->loop_end_sample = vgmstream->num_samples;
vgmstream->loop_flag = loop_flag;
if (vgmstream->loop_end_sample > vgmstream->num_samples)
vgmstream->loop_end_sample = vgmstream->num_samples;
}
vgmstream->coding_type = coding_ogg_vorbis;
vgmstream->layout_type = vgm_inf->layout_type;
vgmstream->meta_type = vgm_inf->meta_type;
return vgmstream;
/* clean up anything we may have opened */
fail:
if (data) {
if (inited_ovf)
ov_clear(&data->ogg_vorbis_file);
if (data->ov_streamfile.streamfile)
close_streamfile(data->ov_streamfile.streamfile);
free(data);
}
if (vgmstream) {
vgmstream->codec_data = NULL;
close_vgmstream(vgmstream);
}
return NULL;
}