diff options
| author | Paul B Mahol <onemda@gmail.com> | 2022-12-25 10:21:47 +0100 |
|---|---|---|
| committer | Paul B Mahol <onemda@gmail.com> | 2022-12-25 20:39:54 +0100 |
| commit | 8906145cdf62f20c0006ae9457ce0b95451e304c (patch) | |
| tree | 84dbcd4ade80ce80427b3dc5795a69a06313119f | |
| parent | 64ddf04460bef57021eda60b91e0ce871174c823 (diff) | |
| download | ffmpeg-8906145cdf62f20c0006ae9457ce0b95451e304c.tar.gz | |
avfilter/af_afir: increase max partition size
| -rw-r--r-- | doc/filters.texi | 4 | ||||
| -rw-r--r-- | libavfilter/af_afir.c | 6 |
2 files changed, 5 insertions, 5 deletions
diff --git a/doc/filters.texi b/doc/filters.texi index ceab0ea0f8..9b866de5ae 100644 --- a/doc/filters.texi +++ b/doc/filters.texi @@ -1752,12 +1752,12 @@ Set video stream frame rate. This option is used only when @var{response} is ena @item minp Set minimal partition size used for convolution. Default is @var{8192}. -Allowed range is from @var{1} to @var{32768}. +Allowed range is from @var{1} to @var{65536}. Lower values decreases latency at cost of higher CPU usage. @item maxp Set maximal partition size used for convolution. Default is @var{8192}. -Allowed range is from @var{8} to @var{32768}. +Allowed range is from @var{8} to @var{65536}. Lower values may increase CPU usage. @item nbirs diff --git a/libavfilter/af_afir.c b/libavfilter/af_afir.c index f9c18f1c23..3fd641bf44 100644 --- a/libavfilter/af_afir.c +++ b/libavfilter/af_afir.c @@ -170,7 +170,7 @@ static int init_segment(AVFilterContext *ctx, AudioFIRSegment *seg, if (!seg->tx || !seg->ctx || !seg->itx) return AVERROR(ENOMEM); - seg->fft_length = part_size * 2 + 2; + seg->fft_length = (part_size + 1) * 2; seg->part_size = part_size; seg->block_size = FFALIGN(seg->fft_length, cpu_align); seg->coeff_size = FFALIGN(seg->part_size + 1, cpu_align); @@ -677,8 +677,8 @@ static const AVOption afir_options[] = { { "channel", "set IR channel to display frequency response", OFFSET(ir_channel), AV_OPT_TYPE_INT, {.i64=0}, 0, 1024, VF }, { "size", "set video size", OFFSET(w), AV_OPT_TYPE_IMAGE_SIZE, {.str = "hd720"}, 0, 0, VF }, { "rate", "set video rate", OFFSET(frame_rate), AV_OPT_TYPE_VIDEO_RATE, {.str = "25"}, 0, INT32_MAX, VF }, - { "minp", "set min partition size", OFFSET(minp), AV_OPT_TYPE_INT, {.i64=8192}, 1, 32768, AF }, - { "maxp", "set max partition size", OFFSET(maxp), AV_OPT_TYPE_INT, {.i64=8192}, 8, 32768, AF }, + { "minp", "set min partition size", OFFSET(minp), AV_OPT_TYPE_INT, {.i64=8192}, 1, 65536, AF }, + { "maxp", "set max partition size", OFFSET(maxp), AV_OPT_TYPE_INT, {.i64=8192}, 8, 65536, AF }, { "nbirs", "set number of input IRs",OFFSET(nb_irs),AV_OPT_TYPE_INT, {.i64=1}, 1, 32, AF }, { "ir", "select IR", OFFSET(selir), AV_OPT_TYPE_INT, {.i64=0}, 0, 31, AFR }, { "precision", "set processing precision", OFFSET(precision), AV_OPT_TYPE_INT, {.i64=0}, 0, 2, AF, "precision" }, |