avcodec/atrac3: Use avpriv_float_dsp_alloc()

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

libavcodec/atrac3.c

@@ -109,7 +109,7 @@ typedef struct ATRAC3Context {
     AtracGCContext    gainc_ctx;
     FFTContext        mdct_ctx;
     FmtConvertContext fmt_conv;
-    AVFloatDSPContext fdsp;
+    AVFloatDSPContext *fdsp;
 } ATRAC3Context;
 
 static DECLARE_ALIGNED(32, float, mdct_window)[MDCT_SIZE];
@@ -142,7 +142,7 @@ static void imlt(ATRAC3Context *q, float *input, float *output, int odd_band)
     q->mdct_ctx.imdct_calc(&q->mdct_ctx, output, input);
 
     /* Perform windowing on the output. */
-    q->fdsp.vector_fmul(output, output, mdct_window, MDCT_SIZE);
+    q->fdsp->vector_fmul(output, output, mdct_window, MDCT_SIZE);
 }
 
 /*
@@ -192,6 +192,7 @@ static av_cold int atrac3_decode_close(AVCodecContext *avctx)
 
     av_freep(&q->units);
     av_freep(&q->decoded_bytes_buffer);
+    av_freep(&q->fdsp);
 
     ff_mdct_end(&q->mdct_ctx);
 
@@ -915,11 +916,11 @@ static av_cold int atrac3_decode_init(AVCodecContext *avctx)
     }
 
     ff_atrac_init_gain_compensation(&q->gainc_ctx, 4, 3);
-    avpriv_float_dsp_init(&q->fdsp, avctx->flags & CODEC_FLAG_BITEXACT);
+    q->fdsp = avpriv_float_dsp_alloc(avctx->flags & CODEC_FLAG_BITEXACT);
     ff_fmt_convert_init(&q->fmt_conv, avctx);
 
     q->units = av_mallocz_array(avctx->channels, sizeof(*q->units));
-    if (!q->units) {
+    if (!q->units || !q->fdsp) {
         atrac3_decode_close(avctx);
         return AVERROR(ENOMEM);
     }