ffplay/ffprobe now seems to recognize my file
On Tue, Oct 8, 2024 at 3:03 PM Andrew Randrianasulu <randrianas...@gmail.com>
wrote:
> I was experimenting with mencoder
>
> taskset -c 0 qemu-i386 -cpu pentium /usr/bin/mencoder -ovc nuv -oac copy
> raw.avi -o nuv.avi -of avi -noodml
>
> and it created interesting avi file.
>
> ffprobe -i nuv.avi
>
> [avi @ 0x8e124c0] Could not find codec parameters for stream 0 (Video:
> none (NUV1 / 0x3156554E), none, 320x240, 724 kb/s): unknown codec
>
> I think ff_codec_bmp_tags_unofficial in libavformat/riff.c can be extended
> with AV_CODEC_ID_NUV and fourcc NUV1
>
> what do you think? ;)
>
From 9bc167893466062f9b5f59be6ebc68c96557cbf7 Mon Sep 17 00:00:00 2001
From: Andrew Randrianasulu <randrianas...@gmail.com>
Date: Tue, 8 Oct 2024 16:04:04 +0300
Subject: [PATCH] avformat: add NUV1 to unofficial bmp tags, so NUV1 in AVI
works.
---
libavformat/riff.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/libavformat/riff.c b/libavformat/riff.c
index ca81b4837a..55e32eb984 100644
--- a/libavformat/riff.c
+++ b/libavformat/riff.c
@@ -513,6 +513,7 @@ const AVCodecTag ff_codec_bmp_tags[] = {
const AVCodecTag ff_codec_bmp_tags_unofficial[] = {
{ AV_CODEC_ID_HEVC, MKTAG('H', 'E', 'V', 'C') },
{ AV_CODEC_ID_HEVC, MKTAG('H', '2', '6', '5') },
+ { AV_CODEC_ID_NUV, MKTAG('N', 'U', 'V', '1') },
{ AV_CODEC_ID_NONE, 0 }
};
--
2.46.2
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