internal SoundStreamHeadTag(SwfReader r)
: base(TagType.SoundStreamHead2)
{
SoundId = soundIdCounter++;
r.GetBits(4); // reserved
PlaybackSoundRate = rates[r.GetBits(2)];
PlaybackSoundSize = r.GetBit() ? 16u : 0u;
IsStereo = r.GetBit();
StreamSoundCompression = (SoundCompressionType)r.GetBits(4); // Mp3 == 2
StreamSoundRate = rates[r.GetBits(2)];
StreamSoundSize = r.GetBit() ? 16u : 8u;
StreamIsStereo = r.GetBit();
r.Align();
StreamSoundSampleCount = r.GetUI16();
if (StreamSoundCompression == SoundCompressionType.MP3)
{
LatencySeek = r.GetUI16();
}
}
internal DefineSoundTag(SwfReader r, uint tagLen)
: base(TagType.DefineSound)
{
SoundId = r.GetUI16();
SoundFormat = (SoundCompressionType)r.GetBits(4);
uint sr = r.GetBits(2);
switch (sr)
{
case 0:
SoundRate = 5512; // ?
break;
case 1:
SoundRate = 11025;
break;
case 2:
SoundRate = 22050;
break;
case 3:
SoundRate = 44100;
break;
}
SoundSize = r.GetBit() ? 16U : 8U;
IsStereo = r.GetBit();
r.Align();
SoundSampleCount = r.GetUI32();
// todo: this needs to decompress if mp3 etc
SoundData = r.GetBytes(tagLen - 7);
}
public DefineSoundTag(SwfReader r, uint tagLen)
{
SoundId = r.GetUI16();
SoundFormat = (SoundCompressionType)r.GetBits(4);
uint sr = r.GetBits(2);
switch (sr)
{
case 0:
SoundRate = 5512; // ?
break;
case 1:
SoundRate = 11025;
break;
case 2:
SoundRate = 22050;
break;
case 3:
SoundRate = 44100;
break;
}
SoundSize = r.GetBit() ? 16U : 8U;
IsStereo = r.GetBit();
r.Align();
SoundSampleCount = r.GetUI32();
// todo: this needs to decompress if mp3 etc
SoundData = r.GetBytes(tagLen - 7);
}
public SoundStreamHeadTag(SwfReader r)
{
SoundId = soundIdCounter++;
r.GetBits(4); // reserved
PlaybackSoundRate = rates[r.GetBits(2)];
PlaybackSoundSize = r.GetBit() ? 16u : 0u;
IsStereo = r.GetBit();
StreamSoundCompression = (SoundCompressionType)r.GetBits(4); // Mp3 == 2
StreamSoundRate = rates[r.GetBits(2)];
StreamSoundSize = r.GetBit() ? 16u : 8u;
StreamIsStereo = r.GetBit();
r.Align();
StreamSoundSampleCount = r.GetUI16();
if (StreamSoundCompression == SoundCompressionType.MP3)
{
LatencySeek = r.GetUI16();
}
}
