BramReuling/SDL
1
0
Fork 0
mirror of https://github.com/libsdl-org/SDL.git synced 2026-06-07 15:10:49 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

resampler: correctly save off left padding.

Browse source 
I don't know if we ever actually hit this in practice, but if this isn't
replacing the whole buffer, it needs to slide the end of the existing padding
over to the start before adding in the new data.
This commit is contained in:
Ryan C. Gordon 2023-02-21 12:53:45 -05:00
parent 1a15d506a6
commit 357bc8ca5c
No known key found for this signature in database
GPG key ID: FA148B892AB48044
1 changed files with 3 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

3
src/audio/SDL_audiocvt.c
View file

@ -1063,6 +1063,9 @@ static int SDL_ResampleAudioStream(SDL_AudioStream *stream, const void *_inbuf,
retval = SDL_ResampleAudio(chans, inrate, outrate, lpadding, rpadding, inbuf, inbuflen, outbuf, outbuflen);
/* update our left padding with end of current input, for next run. */
if (cpy < paddingbytes) { /* slide end of the padding buffer to the start if we aren't replacing the whole thing. */
SDL_memmove(lpadding, lpadding + (cpy / sizeof (float)), paddingbytes - cpy);
}
SDL_memcpy((lpadding + paddingsamples) - (cpy / sizeof(float)), inbufend - cpy, cpy);
return retval;
}