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From: Michael Niedermayer <michael@niedermayer.cc>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Date: Mon, 24 Mar 2025 18:39:37 +0100
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Subject: [FFmpeg-devel] [PATCH 03/11] avcodec/ffv1enc: remap mode 2 is for
floats only
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(you could use it for others but it makes no sense)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
libavcodec/ffv1enc.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/libavcodec/ffv1enc.c b/libavcodec/ffv1enc.c
index 432e1493582..05b43c12abf 100644
--- a/libavcodec/ffv1enc.c
+++ b/libavcodec/ffv1enc.c
@@ -951,6 +951,11 @@ av_cold int ff_ffv1_encode_setup_plane_info(AVCodecContext *avctx,
av_log(avctx, AV_LOG_ERROR, "32bit requires remap\n");
return AVERROR(EINVAL);
}
+ if (s->remap_mode == 2 &&
+ !((s->bits_per_raw_sample == 16 || s->bits_per_raw_sample == 32 || s->bits_per_raw_sample == 64) && s->flt)) {
+ av_log(avctx, AV_LOG_ERROR, "remap 2 is for float16/32/64 only\n");
+ return AVERROR(EINVAL);
+ }
return av_pix_fmt_get_chroma_sub_sample(pix_fmt, &s->chroma_h_shift, &s->chroma_v_shift);
}
--
2.48.1
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