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Add per-frame QP support to AVC #667

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Merged
merged 2 commits into from
Apr 27, 2023
Merged

Add per-frame QP support to AVC #667

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baf8e2f
Add per-frame QP support to AVC
aboba Apr 19, 2023
89c802f
Av1 -> Avc
aboba Apr 25, 2023
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39 changes: 38 additions & 1 deletion avc_codec_registration.src.html
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Expand Up @@ -17,7 +17,8 @@
{{EncodedVideoChunk/[[internal data]]}} bytes, (3) the
{{VideoDecoderConfig/description|VideoDecoderConfig.description}} bytes,
(4) the values of {{EncodedVideoChunk}} {{EncodedVideoChunk/[[type]]}},
and (5) the codec-specific extensions to {{VideoEncoderConfig}}
(5) the codec-specific extensions to {{VideoEncoderConfig}}, and
(6) the codec-specific extensions to {{VideoEncoderEncodeOptions}}.

The registration is not intended to include any information on whether a
codec format is encumbered by intellectual property claims. Implementers and
Expand Down Expand Up @@ -187,6 +188,42 @@
player generally has random access to the media data.
</dl>

VideoEncoderEncodeOptions extensions {#videoencoderencodeoptions-extensions}
==============================================================

<pre class='idl'>
<xmp>
partial dictionary VideoEncoderEncodeOptions {
VideoEncoderEncodeOptionsForAvc avc;
};
</xmp>
</pre>

<dl>
<dt><dfn dict-member for=VideoEncoderEncodeOptions>avc</dfn></dt>
<dd>
Contains codec specific encode options for the [[ITU-T-REC-H.264]] codec.
</dd>
</dl>

VideoEncoderEncodeOptionsForAvc {#avc-encode-options}
--------------------------------------
<pre class='idl'>
<xmp>
dictionary VideoEncoderEncodeOptionsForAvc {
unsigned short? quantizer;
};
</xmp>
</pre>

<dl>
<dt><dfn dict-member for=VideoEncoderEncodeOptionsForAvc>quantizer</dfn></dt>
<dd>
Sets per-frame quantizer value.
In [[ITU-T-REC-H.264]] the quantizer threshold can be varied from 0 to 51.
</dd>
</dl>

Privacy Considerations {#privacy-considerations}
==========================================================================

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