diff options
Diffstat (limited to 'libavcodec/ac3enc_float.c')
| -rw-r--r-- | libavcodec/ac3enc_float.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/libavcodec/ac3enc_float.c b/libavcodec/ac3enc_float.c index 82d806bc06..f3246362e7 100644 --- a/libavcodec/ac3enc_float.c +++ b/libavcodec/ac3enc_float.c @@ -102,6 +102,17 @@ static int normalize_samples(AC3EncodeContext *s) } +/** + * Scale MDCT coefficients from float to 24-bit fixed-point. + */ +static void scale_coefficients(AC3EncodeContext *s) +{ + int i; + for (i = 0; i < AC3_MAX_COEFS * AC3_MAX_BLOCKS * s->channels; i++) + s->fixed_coef_buffer[i] = SCALE_FLOAT(s->mdct_coef_buffer[i], 24); +} + + AVCodec ac3_encoder = { "ac3", AVMEDIA_TYPE_AUDIO, |