typedef struct ATRAC3PContext {
GetBitContext gb;
- AVFloatDSPContext fdsp;
+ AVFloatDSPContext *fdsp;
DECLARE_ALIGNED(32, float, samples)[2][ATRAC3P_FRAME_SAMPLES]; ///< quantized MDCT spectrum
DECLARE_ALIGNED(32, float, mdct_buf)[2][ATRAC3P_FRAME_SAMPLES]; ///< output of the IMDCT
static av_cold int atrac3p_decode_close(AVCodecContext *avctx)
{
- av_free(((ATRAC3PContext *)(avctx->priv_data))->ch_units);
+ ATRAC3PContext *ctx = avctx->priv_data;
+
+ av_freep(&ctx->ch_units);
+ av_freep(&ctx->fdsp);
return 0;
}
ff_atrac3p_init_vlcs();
- avpriv_float_dsp_init(&ctx->fdsp, avctx->flags & CODEC_FLAG_BITEXACT);
-
/* initialize IPQF */
ff_mdct_init(&ctx->ipqf_dct_ctx, 5, 1, 32.0 / 32768.0);
ctx->my_channel_layout = avctx->channel_layout;
ctx->ch_units = av_mallocz_array(ctx->num_channel_blocks, sizeof(*ctx->ch_units));
+ ctx->fdsp = avpriv_float_dsp_alloc(avctx->flags & CODEC_FLAG_BITEXACT);
- if (!ctx->ch_units) {
+ if (!ctx->ch_units || !ctx->fdsp) {
atrac3p_decode_close(avctx);
return AVERROR(ENOMEM);
}
for (ch = 0; ch < num_channels; ch++) {
for (sb = 0; sb < ch_unit->num_subbands; sb++) {
/* inverse transform and windowing */
- ff_atrac3p_imdct(&ctx->fdsp, &ctx->mdct_ctx,
+ ff_atrac3p_imdct(ctx->fdsp, &ctx->mdct_ctx,
&ctx->samples[ch][sb * ATRAC3P_SUBBAND_SAMPLES],
&ctx->mdct_buf[ch][sb * ATRAC3P_SUBBAND_SAMPLES],
(ch_unit->channels[ch].wnd_shape_prev[sb] << 1) +
for (sb = 0; sb < ch_unit->num_subbands; sb++)
if (ch_unit->channels[ch].tones_info[sb].num_wavs ||
ch_unit->channels[ch].tones_info_prev[sb].num_wavs) {
- ff_atrac3p_generate_tones(ch_unit, &ctx->fdsp, ch, sb,
+ ff_atrac3p_generate_tones(ch_unit, ctx->fdsp, ch, sb,
&ctx->time_buf[ch][sb * 128]);
}
}