#ifdef LAME
#include "../lame/lame.h"
-
+
+/* TODO: find a way to set these from the outside */
+int swf_mp3_samplerate = 44100;
+int swf_mp3_channels = 1;
+int swf_mp3_bitrate = 32;
+
static lame_global_flags*lame_flags;
static void initlame(unsigned char*buf, int bufsize)
{
lame_flags = lame_init();
- lame_set_in_samplerate(lame_flags, 44100);
- lame_set_num_channels(lame_flags, 1);
+ lame_set_in_samplerate(lame_flags, swf_mp3_samplerate);
+ lame_set_num_channels(lame_flags, swf_mp3_channels);
lame_set_scale(lame_flags, 0);
// MPEG1 32, 44.1, 48khz
lame_set_quality(lame_flags, 0);
lame_set_mode(lame_flags, MONO/*3*/);
+ lame_set_brate(lame_flags, swf_mp3_bitrate);
//lame_set_compression_ratio(lame_flags, 11.025);
lame_set_bWriteVbrTag(lame_flags, 0);
swf_SetU16(tag,avgnumsamples);
}
-void swf_SetSoundStreamBlock(TAG*tag, S16*samples, char first)
+void swf_SetSoundStreamBlock(TAG*tag, S16*samples, int seek, char first)
{
char*buf;
int oldlen=0,len = 0;
if(first) {
int fs = lame_get_framesize(lame_flags);
//printf("framesize:%d\n", fs);
- swf_SetU16(tag, fs); // samples per mp3 frame
- swf_SetU16(tag, 0); // seek
+ swf_SetU16(tag, fs * first); // samples per mp3 frame
+ swf_SetU16(tag, seek); // seek
}
len += lame_encode_buffer(lame_flags, samples, samples, numsamples, &buf[len], bufsize-len);
blocks = num / (blocksize);
swf_SetU8(tag,(compression<<4)|(rate<<2)|(size<<1)|type);
- swf_SetU32(tag,blocks*blocksize);
+
+ swf_SetU32(tag,blocks*blocksize / 4); // 44100 -> 11025
buf = malloc(bufsize);
if(!buf)
void swf_SetSoundInfo(TAG*tag, SOUNDINFO*info)
{
U8 flags = (info->stop?SOUNDINFO_STOP:0)
- |(info->multiple?SOUNDINFO_NOMULTIPLE:0)
+ |(info->nomultiple?SOUNDINFO_NOMULTIPLE:0)
|(info->envelopes?SOUNDINFO_HASENVELOPE:0)
|(info->loops?SOUNDINFO_HASLOOPS:0)
|(info->outpoint?SOUNDINFO_HASOUTPOINT:0)