Opened 20 months ago

Last modified 20 months ago

#11481 new defect

Alpha decoding support in heic image using H/W

Reported by: dkode Owned by:
Priority: normal Component: ffmpeg
Version: 7.1 Keywords: hevc heif nvdec cuvid
Cc: Blocked By:
Blocking: Reproduced by developer: no
Analyzed by developer: no

Description

Summary of the bug:
How to reproduce:

% ffmpeg -i dice.heic dice.png
ffmpeg version 7.1 Copyright (c) 2000-2024 the FFmpeg developers
built on ...

Image is coming without alpha channel in both H/W and S/W decoders. Is there any workaround possible, specially for H/W

Attachments (2)

dice.heic​ (42.6 KB ) - added by dkode 20 months ago.
dice_ffmpeg.png​ (393.3 KB ) - added by dkode 20 months ago.

Download all attachments as: .zip

Change History (4)

by dkode, 20 months ago

Attachment: dice.heic​ added

by dkode, 20 months ago

Attachment: dice_ffmpeg.png​ added

comment:1 by Yogeshwar Velingker, 20 months ago

This seems to work for me:

$ ffmpeg -filter_complex alphamerge -i dice.heic dice.png

comment:2 by dkode, 20 months ago

Not working with hardware decoding.

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