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SNES: add an option to not encode BRR with unstable filters

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This is useful for seeking to anywhere within the sample using sample offset commands
This commit is contained in:
Natt Akuma 2024-06-22 14:37:00 +07:00
parent 6a7e7ba571
commit bdc66ae33e
9 changed files with 40 additions and 16 deletions
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3
src/engine/brrUtils.h
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@ -34,9 +34,10 @@ extern "C" {
* @param len input length (should be a multiple of 16. if it isn't, the output will be padded).
* @param loopStart beginning of loop area (may be -1 for no loop). this is used to ensure the respective block has no filter in order to loop properly.
* @param emphasis apply filter to compensate for Gaussian interpolation high frequency loss.
* @param noFilter do not use filters in any block. this is used to allow seeking to any sample position.
* @return number of written samples.
*/
long brrEncode(short* buf, unsigned char* out, long len, long loopStart, unsigned char emphasis);
long brrEncode(short* buf, unsigned char* out, long len, long loopStart, unsigned char emphasis, unsigned char noFilter);
/**
* read len bytes from buf, decode BRR and output to out.