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refer older MPEG audio/video to their ISO specs #910

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refer older MPEG audio/video to their ISO specs #910

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e90845f
remove mentions of MPEG2MKV
robUx4 Nov 17, 2024
7f705fa
reword MPEG1/2 video to refer to Element Stream of ISO specs
robUx4 Nov 17, 2024
4b489c6
reword MPEG1/2/3 audio to refer to Element Stream of ISO specs
robUx4 Nov 17, 2024
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14 changes: 5 additions & 9 deletions codec_specs.md
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Expand Up @@ -242,9 +242,7 @@ Codec ID: V_MPEG1

Codec Name: MPEG 1

Description: The Matroska video stream will contain a demuxed Elementary Stream (ES), where block boundaries are still to be defined.
It's **RECOMMENDED** to use MPEG2MKV.exe for creating those files, and to compare
the results with self-made implementations
Description: Frames corresponds to a Video Sequence as defined in [@!ISO.11172-2].

Initialization: none

Expand All @@ -254,9 +252,7 @@ Codec ID: V_MPEG2

Codec Name: MPEG 2

Description: The Matroska video stream will contain a demuxed Elementary Stream (ES), where block boundaries are still to be defined.
It's **RECOMMENDED** to use MPEG2MKV.exe for creating those files, and to compare
the results with self-made implementations
Description: Frames corresponds to a Video Sequence as defined in [@!ISO.13818-2].

Initialization: none

Expand Down Expand Up @@ -711,7 +707,7 @@ Codec ID: A_MPEG/L1

Codec Name: MPEG Audio 1, 2 Layer I

Description: The data contain everything needed for playback in the MPEG Audio header of each frame. Corresponding ACM wFormatTag : 0x0050
Description: Frames corresponds to Audio Frames of a Layer I bitstream as defined in [@!ISO.11172-3]. Corresponding ACM wFormatTag : 0x0050

Initialization: none

Expand All @@ -721,7 +717,7 @@ Codec ID: A_MPEG/L2

Codec Name: MPEG Audio 1, 2 Layer II

Description: The data contain everything needed for playback in the MPEG Audio header of each frame. Corresponding ACM wFormatTag : 0x0050
Description: Frames corresponds to Audio Frames of a Layer II bitstream as defined in [@!ISO.11172-3]. Corresponding ACM wFormatTag : 0x0050

Initialization: none

Expand All @@ -731,7 +727,7 @@ Codec ID: A_MPEG/L3

Codec Name: MPEG Audio 1, 2, 2.5 Layer III

Description: The data contain everything needed for playback in the MPEG Audio header of each frame. Corresponding ACM wFormatTag : 0x0055
Description: Frames corresponds to Audio Frames of a Layer III bitstream as defined in [@!ISO.11172-3]. Corresponding ACM wFormatTag : 0x0055

Initialization: none

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33 changes: 33 additions & 0 deletions rfc_backmatter_codec.md
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Expand Up @@ -172,6 +172,39 @@
</front>
</reference>

<reference anchor="ISO.11172-2">
<front>
<title>Information technology — Coding of moving pictures and associated audio for digital storage median at up to about 1,5 Mbit/s - Part 2: Video</title>
<author>
<organization>International Organization for Standardization</organization>
</author>
<date month="August" year="1993"/>
</front>
<seriesInfo name="ISO" value="11172-2:1993" />
</reference>

<reference anchor="ISO.11172-3">
<front>
<title>Information technology — Coding of moving pictures and associated audio for digital storage median at up to about 1,5 Mbit/s - Part 3: Audio</title>
<author>
<organization>International Organization for Standardization</organization>
</author>
<date month="August" year="1993"/>
</front>
<seriesInfo name="ISO" value="11172-2:1993" />
</reference>

<reference anchor="ISO.13818-2">
<front>
<title>Information technology — Generic coding of moving pictures and associated audio information - Part 2: Video</title>
<author>
<organization>International Organization for Standardization</organization>
</author>
<date month="October" year="2013"/>
</front>
<seriesInfo name="ISO" value="13818-2:2013" />
</reference>

<reference anchor="ISO.14496-15">
<front>
<title>Information technology — Coding of audio-visual objects — Part 15: Carriage of network abstraction layer (NAL) unit structured video in ISO base media file format</title>
Expand Down
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