Author: kostya
Date: Mon Aug 11 11:03:07 2008
New Revision: 3164
Log:
Set stereo attenuation coefficient depending on bitrate
Modified:
aacenc/aacpsy.c
Modified: aacenc/aacpsy.c
==============================================================================
--- aacenc/aacpsy.c (original)
+++ aacenc/aacpsy.c Mon Aug 11 11:03:07 2008
@@ -915,10 +915,11 @@ int av_cold ff_aac_psy_init(AACPsyContex
dsputil_init(&ctx->dsp, avctx);
ctx->model = &psy_models[model];
- if(ctx->flags & PSY_MODEL_NO_ST_ATT)
+ if(ctx->flags & PSY_MODEL_NO_ST_ATT || PSY_MODEL_MODE(ctx->flags) ==
PSY_MODE_QUALITY){
+ ctx->flags |= PSY_MODEL_NO_ST_ATT;
ctx->stereo_att = 0.5f;
- else{
- ctx->stereo_att = 0.5f;//todo: adaptive
+ }else{
+ ctx->stereo_att = av_clipf(avctx->bit_rate / elements / 192000.0,
0.0f, 0.5f);
}
if(ctx->flags & PSY_MODEL_NO_LOWPASS || PSY_MODEL_MODE(ctx->flags) ==
PSY_MODE_QUALITY){
ctx->flags |= PSY_MODEL_NO_LOWPASS;
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