From: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
To: ffmpeg-devel@ffmpeg.org
Subject: Re: [FFmpeg-devel] [PATCH 6/6] wmaprodec: convert to lavu/tx
Date: Sun, 25 Sep 2022 14:38:53 +0200
Message-ID: <AS8P250MB0744B8996FF979E9DC08CF9B8F539@AS8P250MB0744.EURP250.PROD.OUTLOOK.COM> (raw)
In-Reply-To: <NCgdm5i--3-2@lynne.ee>
Lynne:
> - for (int i = 0; i < WMAPRO_BLOCK_SIZES; i++) {
> - ret = ff_mdct_init(&s->mdct_ctx[i], WMAPRO_BLOCK_MIN_BITS + 1 + i, 1,
> - 1.0 / (1 << (WMAPRO_BLOCK_MIN_BITS + i - 1))
> - / (1ll << (s->bits_per_sample - 1)));
> - if (ret < 0)
> - return ret;
> + for (i = 0; i < WMAPRO_BLOCK_SIZES; i++) {
Unnecessary change.
> + const float scale = 1.0 / (1 << (WMAPRO_BLOCK_MIN_BITS + i - 1))
> + / (1ll << (s->bits_per_sample - 1));
> + int err = av_tx_init(&s->tx[i], &s->tx_fn[i], AV_TX_FLOAT_MDCT, 1,
> + 1 << (WMAPRO_BLOCK_MIN_BITS + i), &scale, 0);
> + if (err < 0)
> + return err;
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next prev parent reply other threads:[~2022-09-25 12:38 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-23 23:14 [FFmpeg-devel] [PATCH 1/6] opus: convert encoder and decoder " Lynne
[not found] ` <NCgcUxK--3-2@lynne.ee-NCgcZNj----2>
2022-09-23 23:15 ` [FFmpeg-devel] [PATCH 2/6] atrac9dec: switch " Lynne
[not found] ` <NCgciJh--3-2@lynne.ee-NCgclLI----2>
2022-09-23 23:18 ` [FFmpeg-devel] [PATCH 3/6] ac3: convert encoder and decoder " Lynne
[not found] ` <NCgdFqI--B-2@lynne.ee-NCgdIwE----2>
2022-09-23 23:18 ` [FFmpeg-devel] [PATCH 4/6] vorbisdec: convert " Lynne
[not found] ` <NCgdOA8--3-2@lynne.ee-NCgdR4N----2>
2022-09-23 23:19 ` [FFmpeg-devel] [PATCH 5/6] twinvq: " Lynne
[not found] ` <NCgdYSD--3-2@lynne.ee-NCgdaK4----2>
2022-09-23 23:20 ` [FFmpeg-devel] [PATCH 6/6] wmaprodec: " Lynne
2022-09-25 12:38 ` Andreas Rheinhardt [this message]
2022-09-24 18:42 ` [FFmpeg-devel] [PATCH 1/6] opus: convert encoder and decoder " Martin Storsjö
2022-09-24 19:26 ` Hendrik Leppkes
2022-09-24 19:31 ` Hendrik Leppkes
2022-09-24 19:40 ` Martin Storsjö
2022-09-24 21:57 ` Lynne
2022-09-25 19:55 ` Martin Storsjö
2022-09-25 20:45 ` Lynne
[not found] ` <NClNyyy--3-2@lynne.ee-NClVNO6----2>
2022-09-25 7:54 ` Lynne
2022-09-25 12:34 ` Andreas Rheinhardt
2022-09-25 21:08 ` Lynne
2022-09-25 21:17 ` Andreas Rheinhardt
2022-09-25 21:46 ` Lynne
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