From: James Almer <jamrial@gmail.com>
To: ffmpeg-devel@ffmpeg.org
Subject: Re: [FFmpeg-devel] [PATCH v3 2/3] avcodec/hevc/ps: Add basic HEVC_SCALABILITY_AUXILIARY support
Date: Wed, 5 Feb 2025 18:20:22 -0300
Message-ID: <dad26af2-b274-4125-acc5-3227ac4a997f@gmail.com> (raw)
In-Reply-To: <tencent_BF4F93FBD365F5C5A9170EBB454C73012805@qq.com>
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On 2/5/2025 12:10 PM, Zhao Zhili wrote:
> - skip_bits1(gb); /* direct_depenency_all_layers_flag */
> - direct_dep_type = get_bits_long(gb, direct_dep_type_len);
> - if (direct_dep_type > HEVC_DEP_TYPE_BOTH) {
> - av_log(avctx, AV_LOG_WARNING, "Unsupported direct_dep_type: %d\n",
> - direct_dep_type);
> - return AVERROR_PATCHWELCOME;
> + /* direct_depenency_all_layers_flag */
> + if (get_bits1(gb)) {
> + direct_dep_type = get_bits_long(gb, direct_dep_type_len);
> + if (direct_dep_type > HEVC_DEP_TYPE_BOTH) {
> + av_log(avctx, AV_LOG_WARNING, "Unsupported direct_dep_type: %d\n",
> + direct_dep_type);
> + return AVERROR_PATCHWELCOME;
> + }
> }
direct_dep_type is also coded if direct_depenency_all_layers_flag is
false when (if I'm reading the spec right) vps->num_direct_ref_layers[1]
is not 0.
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next prev parent reply other threads:[~2025-02-05 21:20 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-05 15:10 Zhao Zhili
2025-02-05 21:20 ` James Almer [this message]
2025-02-06 4:00 ` Zhao Zhili
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