AVFilterLink *outlink = ctx->outputs[0];
static const enum AVSampleFormat sample_fmts[] = { AV_SAMPLE_FMT_FLTP, AV_SAMPLE_FMT_NONE };
static const enum AVPixelFormat pix_fmts[] = { AV_PIX_FMT_RGBA, AV_PIX_FMT_NONE };
+ int ret;
/* set input audio formats */
formats = ff_make_format_list(sample_fmts);
- if (!formats)
- return AVERROR(ENOMEM);
- ff_formats_ref(formats, &inlink->out_formats);
+ if ((ret = ff_formats_ref(formats, &inlink->out_formats)) < 0)
+ return ret;
layouts = ff_all_channel_layouts();
- if (!layouts)
- return AVERROR(ENOMEM);
- ff_channel_layouts_ref(layouts, &inlink->out_channel_layouts);
+ if ((ret = ff_channel_layouts_ref(layouts, &inlink->out_channel_layouts)) < 0)
+ return ret;
formats = ff_all_samplerates();
- if (!formats)
- return AVERROR(ENOMEM);
- ff_formats_ref(formats, &inlink->out_samplerates);
+ if ((ret = ff_formats_ref(formats, &inlink->out_samplerates)) < 0)
+ return ret;
/* set output video format */
formats = ff_make_format_list(pix_fmts);
- if (!formats)
- return AVERROR(ENOMEM);
- ff_formats_ref(formats, &outlink->in_formats);
+ if ((ret = ff_formats_ref(formats, &outlink->in_formats)) < 0)
+ return ret;
return 0;
}
break;
case WFUNC_BARTLETT:
for (n = 0; n < N; n++)
- lut[n] = 1.-FFABS((n-(N-1)/2.)/((N-1)/2.));
+ lut[n] = 1.-fabs((n-(N-1)/2.)/((N-1)/2.));
*overlap = 0.5;
break;
case WFUNC_HANNING:
break;
case WFUNC_BHANN:
for (n = 0; n < N; n++)
- lut[n] = 0.62-0.48*FFABS(n/(double)(N-1)-.5)-0.38*cos(2*M_PI*n/(N-1));
+ lut[n] = 0.62-0.48*fabs(n/(double)(N-1)-.5)-0.38*cos(2*M_PI*n/(N-1));
*overlap = 0.5;
break;
case WFUNC_SINE: