unsigned char *file;
size_t filesize;
snd_format_t format;
+ unsigned int total_length;
+ char name[128];
} ogg_stream_persfx_t;
// Per-channel data structure
OGG_FetchSound
====================
*/
-static const snd_buffer_t* OGG_FetchSound (channel_t* ch, unsigned int* start, unsigned int nbsampleframes)
+static const snd_buffer_t* OGG_FetchSound (void *sfxfetcher, void **chfetcherpointer, unsigned int *start, unsigned int nbsampleframes)
{
- ogg_stream_perchannel_t* per_ch;
- sfx_t* sfx;
- ogg_stream_persfx_t* per_sfx;
+ ogg_stream_perchannel_t* per_ch = (ogg_stream_perchannel_t *)*chfetcherpointer;
+ ogg_stream_persfx_t* per_sfx = (ogg_stream_persfx_t *)sfxfetcher;
snd_buffer_t* sb;
int newlength, done, ret, bigendian;
unsigned int real_start;
unsigned int factor;
- per_ch = (ogg_stream_perchannel_t *)ch->fetcher_data;
- sfx = ch->sfx;
- per_sfx = (ogg_stream_persfx_t *)sfx->fetcher_data;
-
// If there's no fetcher structure attached to the channel yet
if (per_ch == NULL)
{
buff_len = STREAM_BUFFER_SIZE(&sb_format);
memsize = sizeof (*per_ch) - sizeof (per_ch->sb.samples) + buff_len;
per_ch = (ogg_stream_perchannel_t *)Mem_Alloc (snd_mempool, memsize);
- sfx->memsize += memsize;
// Open it with the VorbisFile API
per_ch->ov_decode.buffer = per_sfx->file;
per_ch->ov_decode.buffsize = per_sfx->filesize;
if (qov_open_callbacks (&per_ch->ov_decode, &per_ch->vf, NULL, 0, callbacks) < 0)
{
- Con_Printf("error while reading Ogg Vorbis stream \"%s\"\n", sfx->name);
+ Con_Printf("error while reading Ogg Vorbis stream \"%s\"\n", per_sfx->name);
Mem_Free (per_ch);
return NULL;
}
per_ch->sb.nbframes = 0;
per_ch->sb.maxframes = buff_len / (per_ch->sb.format.channels * per_ch->sb.format.width);
- ch->fetcher_data = per_ch;
+ *chfetcherpointer = per_ch;
}
real_start = *start;
ogg_int64_t ogg_start;
int err;
- if (real_start > (unsigned int)sfx->total_length)
+ if (real_start > (unsigned int)per_sfx->total_length)
{
Con_Printf ("OGG_FetchSound: asked for a start position after the end of the sfx! (%u > %u)\n",
- real_start, sfx->total_length);
+ real_start, per_sfx->total_length);
return NULL;
}
OGG_FetchEnd
====================
*/
-static void OGG_FetchEnd (channel_t* ch)
+static void OGG_FetchEnd (void *chfetcherdata)
{
- ogg_stream_perchannel_t* per_ch;
+ ogg_stream_perchannel_t* per_ch = (ogg_stream_perchannel_t *)chfetcherdata;
- per_ch = (ogg_stream_perchannel_t *)ch->fetcher_data;
if (per_ch != NULL)
{
- size_t buff_len;
-
// Free the ogg vorbis decoder
qov_clear (&per_ch->vf);
- buff_len = per_ch->sb.maxframes * per_ch->sb.format.channels * per_ch->sb.format.width;
- ch->sfx->memsize -= sizeof (*per_ch) - sizeof (per_ch->sb.samples) + buff_len;
-
Mem_Free (per_ch);
- ch->fetcher_data = NULL;
}
}
OGG_FreeSfx
====================
*/
-static void OGG_FreeSfx (sfx_t* sfx)
+static void OGG_FreeSfx (void *sfxfetcherdata)
{
- ogg_stream_persfx_t* per_sfx = (ogg_stream_persfx_t *)sfx->fetcher_data;
+ ogg_stream_persfx_t* per_sfx = (ogg_stream_persfx_t *)sfxfetcherdata;
// Free the Ogg Vorbis file
Mem_Free(per_sfx->file);
- sfx->memsize -= per_sfx->filesize;
// Free the stream structure
Mem_Free(per_sfx);
- sfx->memsize -= sizeof (*per_sfx);
-
- sfx->fetcher_data = NULL;
- sfx->fetcher = NULL;
}
qboolean OGG_LoadVorbisFile (const char *filename, sfx_t *sfx)
{
unsigned char *data;
- const char *loopcomment;
+ const char *thiscomment;
fs_offset_t filesize;
ov_decode_t ov_decode;
OggVorbis_File vf;
vorbis_info *vi;
vorbis_comment *vc;
ogg_int64_t len, buff_len;
+ double peak = 0.0;
+ double gaindb = 0.0;
if (!vf_dll)
return false;
Con_DPrintf ("\"%s\" will be streamed\n", filename);
per_sfx = (ogg_stream_persfx_t *)Mem_Alloc (snd_mempool, sizeof (*per_sfx));
+ strlcpy(per_sfx->name, sfx->name, sizeof(per_sfx->name));
sfx->memsize += sizeof (*per_sfx);
per_sfx->file = data;
per_sfx->filesize = filesize;
sfx->fetcher_data = per_sfx;
sfx->fetcher = &ogg_fetcher;
sfx->flags |= SFXFLAG_STREAMED;
- sfx->total_length = (int)((size_t)len / (per_sfx->format.channels * 2) * ((double)snd_renderbuffer->format.speed / per_sfx->format.speed));
+ per_sfx->total_length = sfx->total_length = (int)((size_t)len / (per_sfx->format.channels * 2) * ((double)snd_renderbuffer->format.speed / per_sfx->format.speed));
sfx->loopstart = sfx->total_length;
vc = qov_comment(&vf, -1);
if(vc)
{
- loopcomment = qvorbis_comment_query(vc, "LOOP_START", 0);
- if(loopcomment)
- sfx->loopstart = bound(0, (unsigned int) (atof(loopcomment) * (double)snd_renderbuffer->format.speed / (double)per_sfx->format.speed), sfx->total_length);
+ thiscomment = qvorbis_comment_query(vc, "LOOP_START", 0);
+ if(thiscomment)
+ sfx->loopstart = bound(0, (unsigned int) (atof(thiscomment) * (double)snd_renderbuffer->format.speed / (double)per_sfx->format.speed), sfx->total_length);
+ thiscomment = qvorbis_comment_query(vc, "REPLAYGAIN_TRACK_PEAK", 0);
+ if(thiscomment)
+ peak = atof(thiscomment);
+ thiscomment = qvorbis_comment_query(vc, "REPLAYGAIN_TRACK_GAIN", 0);
+ if(thiscomment)
+ gaindb = atof(thiscomment);
}
}
else
vc = qov_comment(&vf, -1);
if(vc)
{
- loopcomment = qvorbis_comment_query(vc, "LOOP_START", 0);
- if(loopcomment)
- sfx->loopstart = bound(0, (unsigned int) (atoi(loopcomment) * (double)snd_renderbuffer->format.speed / (double)sb->format.speed), sfx->total_length);
+ thiscomment = qvorbis_comment_query(vc, "LOOP_START", 0);
+ if(thiscomment)
+ sfx->loopstart = bound(0, (unsigned int) (atoi(thiscomment) * (double)snd_renderbuffer->format.speed / (double)sb->format.speed), sfx->total_length);
+ thiscomment = qvorbis_comment_query(vc, "REPLAYGAIN_TRACK_PEAK", 0);
+ if(thiscomment)
+ peak = atof(thiscomment);
+ thiscomment = qvorbis_comment_query(vc, "REPLAYGAIN_TRACK_GAIN", 0);
+ if(thiscomment)
+ gaindb = atof(thiscomment);
}
qov_clear (&vf);
Mem_Free (buff);
}
+ if(peak)
+ {
+ sfx->volume_mult = min(1 / peak, exp(gaindb * 0.05 * log(10)));
+ sfx->volume_peak = peak;
+ Con_DPrintf ("\"%s\" uses ReplayGain (gain %f, peak %f)\n", filename, sfx->volume_mult, sfx->volume_peak);
+ }
+
return true;
}