avcodec/mpegaudiodec_float: Use avpriv_float_dsp_alloc()

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

libavcodec/mpegaudiodec_float.c

@@ -46,6 +46,7 @@ AVCodec ff_mp1float_decoder = {
     .id             = AV_CODEC_ID_MP1,
     .priv_data_size = sizeof(MPADecodeContext),
     .init           = decode_init,
+    .close          = decode_close,
     .decode         = decode_frame,
     .capabilities   = CODEC_CAP_DR1,
     .flush          = flush,
@@ -63,6 +64,7 @@ AVCodec ff_mp2float_decoder = {
     .priv_data_size = sizeof(MPADecodeContext),
     .init           = decode_init,
     .decode         = decode_frame,
+    .close          = decode_close,
     .capabilities   = CODEC_CAP_DR1,
     .flush          = flush,
     .sample_fmts    = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_FLTP,
@@ -78,6 +80,7 @@ AVCodec ff_mp3float_decoder = {
     .id             = AV_CODEC_ID_MP3,
     .priv_data_size = sizeof(MPADecodeContext),
     .init           = decode_init,
+    .close          = decode_close,
     .decode         = decode_frame,
     .capabilities   = CODEC_CAP_DR1,
     .flush          = flush,
@@ -94,6 +97,7 @@ AVCodec ff_mp3adufloat_decoder = {
     .id             = AV_CODEC_ID_MP3ADU,
     .priv_data_size = sizeof(MPADecodeContext),
     .init           = decode_init,
+    .close          = decode_close,
     .decode         = decode_frame_adu,
     .capabilities   = CODEC_CAP_DR1,
     .flush          = flush,

libavcodec/mpegaudiodec_template.c

@@ -85,7 +85,7 @@ typedef struct MPADecodeContext {
     int err_recognition;
     AVCodecContext* avctx;
     MPADSPContext mpadsp;
-    AVFloatDSPContext fdsp;
+    AVFloatDSPContext *fdsp;
     AVFrame *frame;
 } MPADecodeContext;
 
@@ -406,6 +406,16 @@ static av_cold void decode_init_static(void)
     }
 }
 
+#if USE_FLOATS
+static av_cold int decode_close(AVCodecContext * avctx)
+{
+    MPADecodeContext *s = avctx->priv_data;
+    av_freep(&s->fdsp);
+
+    return 0;
+}
+#endif
+
 static av_cold int decode_init(AVCodecContext * avctx)
 {
     static int initialized_tables = 0;
@@ -418,7 +428,10 @@ static av_cold int decode_init(AVCodecContext * avctx)
 
     s->avctx = avctx;
 
-    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);
+
     ff_mpadsp_init(&s->mpadsp);
 
     if (avctx->request_sample_fmt == OUT_FMT &&
@@ -1138,7 +1151,7 @@ found2:
         /* NOTE: the 1/sqrt(2) normalization factor is included in the
            global gain */
 #if USE_FLOATS
-       s->fdsp.butterflies_float(g0->sb_hybrid, g1->sb_hybrid, 576);
+       s->fdsp->butterflies_float(g0->sb_hybrid, g1->sb_hybrid, 576);
 #else
         tab0 = g0->sb_hybrid;
         tab1 = g1->sb_hybrid;