summaryrefslogtreecommitdiff
path: root/libavcodec/ac3enc_float.c
diff options
context:
space:
mode:
Diffstat (limited to 'libavcodec/ac3enc_float.c')
-rw-r--r--libavcodec/ac3enc_float.c11
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,