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From: "Tomas Härdin" <git@haerdin.se>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: Re: [FFmpeg-devel] [PATCH v2] add prores bitstream demuxer and muxer
Date: Tue, 25 Jul 2023 13:47:47 +0200
Message-ID: <f82bc7be9585ea63f3aefaa3578f2dace57ee9a8.camel@haerdin.se> (raw)
In-Reply-To: <PH7PR11MB7430A00ABF66C520673D2F0DC403A@PH7PR11MB7430.namprd11.prod.outlook.com>

> +static int prores_check_frame_header(const uint8_t *buf, const int
> data_size)
> +{
> +    int hdr_size, width, height;
> +    int version, alpha_info;
> +
> +    hdr_size = AV_RB16(buf);
> +    if (hdr_size < FRAME_FIXED_HEADER_SIZE)
> +        return AVERROR_INVALIDDATA;
> +
> +    version = buf[3];
> +    if (version > 1)
> +        return AVERROR_INVALIDDATA;
> +
> +    width  = AV_RB16(buf + 8);
> +    height = AV_RB16(buf + 10);
> +    if (width < 16 || height < 16)

As others pointed out, is there a maximum width or height also, or
perhaps a maximum width*height?

/Tomas
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  reply	other threads:[~2023-07-25 11:47 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-07-25 11:21 hung kuishing
2023-07-25 11:47 ` Tomas Härdin [this message]
2023-07-25 12:40   ` [FFmpeg-devel] 回复: " hung kuishing
2023-07-25 12:42     ` Tomas Härdin
2023-07-25 17:05 ` [FFmpeg-devel] " Derek Buitenhuis

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