avcodec/ac3enc: Use avpriv_float_dsp_alloc()

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

libavcodec/ac3enc.c

@@ -2035,6 +2035,7 @@ av_cold int ff_ac3_encode_close(AVCodecContext *avctx)
     av_freep(&s->qmant_buffer);
     av_freep(&s->cpl_coord_exp_buffer);
     av_freep(&s->cpl_coord_mant_buffer);
+    av_freep(&s->fdsp);
     for (blk = 0; blk < s->num_blocks; blk++) {
         AC3Block *block = &s->blocks[blk];
         av_freep(&block->mdct_coef);

libavcodec/ac3enc.h

@@ -165,7 +165,7 @@ typedef struct AC3EncodeContext {
     AVCodecContext *avctx;                  ///< parent AVCodecContext
     PutBitContext pb;                       ///< bitstream writer context
     AudioDSPContext adsp;
-    AVFloatDSPContext fdsp;
+    AVFloatDSPContext *fdsp;
     MECmpContext mecc;
     AC3DSPContext ac3dsp;                   ///< AC-3 optimized functions
     FFTContext mdct;                        ///< FFT context for MDCT calculation

libavcodec/ac3enc_float.c

@@ -139,7 +139,9 @@ static CoefType calc_cpl_coord(CoefSumType energy_ch, CoefSumType energy_cpl)
 av_cold int ff_ac3_float_encode_init(AVCodecContext *avctx)
 {
     AC3EncodeContext *s = avctx->priv_data;
-    avpriv_float_dsp_init(&s->fdsp, avctx->flags & CODEC_FLAG_BITEXACT);
+    s->fdsp = avpriv_float_dsp_alloc(avctx->flags & CODEC_FLAG_BITEXACT);
+    if (!s->fdsp)
+        return AVERROR(ENOMEM);
     return ff_ac3_encode_init(avctx);
 }
 

libavcodec/ac3enc_template.c

@@ -108,7 +108,7 @@ static void apply_mdct(AC3EncodeContext *s)
             const SampleType *input_samples = &s->planar_samples[ch][blk * AC3_BLOCK_SIZE];
 
 #if CONFIG_AC3ENC_FLOAT
-            s->fdsp.vector_fmul(s->windowed_samples, input_samples,
+            s->fdsp->vector_fmul(s->windowed_samples, input_samples,
                                 s->mdct_window, AC3_WINDOW_SIZE);
 #else
             s->ac3dsp.apply_window_int16(s->windowed_samples, input_samples,