return ctx;
}
-void ff_psy_preprocess(struct FFPsyPreprocessContext *ctx,
- const int16_t *audio, int16_t *dest,
- int tag, int channels)
+void ff_psy_preprocess(struct FFPsyPreprocessContext *ctx, float **audio, int channels)
{
- int ch, i;
+ int ch;
+ int frame_size = ctx->avctx->frame_size;
+
if (ctx->fstate) {
for (ch = 0; ch < channels; ch++)
- ff_iir_filter(ctx->fcoeffs, ctx->fstate[tag+ch], ctx->avctx->frame_size,
- audio + ch, ctx->avctx->channels,
- dest + ch, ctx->avctx->channels);
- } else {
- for (ch = 0; ch < channels; ch++)
- for (i = 0; i < ctx->avctx->frame_size; i++)
- dest[i*ctx->avctx->channels + ch] = audio[i*ctx->avctx->channels + ch];
+ ff_iir_filter_flt(ctx->fcoeffs, ctx->fstate[ch], frame_size,
+ &audio[ch][frame_size], 1, &audio[ch][frame_size], 1);
}
}