http://www.avisynth.nl/index.php?action=history&feed=atom&title=NTSC 2026-08-02T23:37:22Z Revision history for this page on the wiki MediaWiki 1.46.0 http://www.avisynth.nl/index.php?title=NTSC&diff=6337&oldid=prev 2015-10-25T00:24:46Z

<p>add link</p> <table style="background-color: #fff; color: #202122;" data-mw-interface=""> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 02:24, 25 October 2015</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l4">Line 4:</td> <td colspan="2" class="diff-lineno">Line 4:</td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>====External links====</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>====External links====</div></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>[http://en.wikipedia.org/wiki/NTSC wikipedia:NTSC] (from which this summary was adapted)</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>[http://en.wikipedia.org/wiki/NTSC wikipedia:NTSC] (from which this summary was adapted) <ins style="font-weight: bold; text-decoration: none;">&lt;br&gt;</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">[http://www.doom9.org/video-basics.htm Video Basics (doom9.net)] An illustrated guide for beginners.</ins></div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[Category:Glossary]]</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[Category:Glossary]]</div></td></tr> </table>

Raffriff42 http://www.avisynth.nl/index.php?title=NTSC&diff=6335&oldid=prev 2015-10-25T00:13:10Z

<p>try to summarize NTSC in* a useful way</p> <table style="background-color: #fff; color: #202122;" data-mw-interface=""> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 02:13, 25 October 2015</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l1">Line 1:</td> <td colspan="2" class="diff-lineno">Line 1:</td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>The '''NTSC''' specification describes the analog television system for most of the Americas (and certain other countries - see [http://en.wikipedia.org/wiki/File:PAL-NTSC-SECAM.svg map]). Although not used for modern digital television, it influences still-current standards such [[Enhancing_dvd_videos|DVD]]. Its two most important characteristics (for our purposes) <del style="font-weight: bold; text-decoration: none;">was </del>its ''frame rate'' and <del style="font-weight: bold; text-decoration: none;">its </del>''color format''.  </div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>The '''NTSC''' specification describes the analog television system for most of the Americas (and certain other countries - see [http://en.wikipedia.org/wiki/File:PAL-NTSC-SECAM.svg map]). Although not used for modern digital television, it influences still-current standards such [[Enhancing_dvd_videos|DVD]]. Its two most important characteristics (for our purposes) <ins style="font-weight: bold; text-decoration: none;">were </ins>its ''frame rate'' and ''color format''.  </div></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>* NTSC-type video consists of approximately 29.97 (30000/1001 to be exact) [[Advanced_topics#Interlaced_versus_field-based_video|interlaced frames]] of video per second. See the Wikipedia link below for the historical reasons for this seemingly-odd frame rate. In the original analog standard, each frame consisted of 525 ''scan lines'', 483 of which were visible. The remainder <del style="font-weight: bold; text-decoration: none;">(42 lines, 21 lines per field) were </del>used for vertical synchronization and other purposes. Each frame was composed of two ''fields''; each field therefore consisted of 262.5 scan lines. See [[Interlaced_fieldbased|interlaced fieldbased]] for more about interlaced video.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>* NTSC-type video consists of approximately 29.97 (30000/1001 to be exact) [[Advanced_topics#Interlaced_versus_field-based_video|interlaced frames]] of video per second. See the Wikipedia link below for the historical reasons for this seemingly-odd frame rate. In the original analog standard, each frame consisted of 525 ''scan lines'', 483 of which were visible. The remainder <ins style="font-weight: bold; text-decoration: none;">was </ins>used for vertical synchronization and other purposes. Each frame was composed of two ''fields''; each field therefore consisted of 262.5 scan lines. See [[Interlaced_fieldbased|interlaced fieldbased]] for more about interlaced video.</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* NTSC&#039;s color is governed by &#039;&#039;Rec601&#039;&#039; (also known as &#039;Rec.601,&#039; &#039;BT.601&#039; and &#039;SMPTE 170M&#039;), which is an international standard that describes [[Color_conversions|color conversion]] between the [[RGB]] color format (as it is taken at the camera and displayed on the screen) and a particular [[YUV]] format, which carries the internal signal. See [[Colorimetry]] for more on this and related standards.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* NTSC&#039;s color is governed by &#039;&#039;Rec601&#039;&#039; (also known as &#039;Rec.601,&#039; &#039;BT.601&#039; and &#039;SMPTE 170M&#039;), which is an international standard that describes [[Color_conversions|color conversion]] between the [[RGB]] color format (as it is taken at the camera and displayed on the screen) and a particular [[YUV]] format, which carries the internal signal. See [[Colorimetry]] for more on this and related standards.</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr> </table>

Raffriff42 http://www.avisynth.nl/index.php?title=NTSC&diff=6334&oldid=prev 2015-10-24T23:58:34Z

<p>try to summarize NTSC is a useful way</p> <table style="background-color: #fff; color: #202122;" data-mw-interface=""> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 01:58, 25 October 2015</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l1">Line 1:</td> <td colspan="2" class="diff-lineno">Line 1:</td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">TODO</del></div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">The '''NTSC''' specification describes the analog television system for most of the Americas (and certain other countries - see [http://en.wikipedia.org/wiki/File:PAL-NTSC-SECAM.svg map]). Although not used for modern digital television, it influences still-current standards such [[Enhancing_dvd_videos|DVD]]. Its two most important characteristics (for our purposes) was its ''frame rate'' and its ''color format''. </ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">* NTSC-type video consists of approximately 29.97 (30000/1001 to be exact) [[Advanced_topics#Interlaced_versus_field-based_video|interlaced frames]] of video per second. See the Wikipedia link below for the historical reasons for this seemingly-odd frame rate. In the original analog standard, each frame consisted of 525 ''scan lines'', 483 of which were visible. The remainder (42 lines, 21 lines per field) were used for vertical synchronization and other purposes. Each frame was composed of two ''fields''; each field therefore consisted of 262.5 scan lines. See [[Interlaced_fieldbased|interlaced fieldbased]] for more about interlaced video.</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">* NTSC's color is governed by ''Rec601'' (also known as 'Rec.601,' 'BT.601' and 'SMPTE 170M'), which is an international standard that describes [[Color_conversions|color conversion]] between the [[RGB]] color format (as it is taken at the camera and displayed on the screen) and a particular [[YUV]] format, which carries the internal signal. See [[Colorimetry]] for more on this and related standards.</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div> </div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">====External links====</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">[http://en.wikipedia.org/wiki/NTSC wikipedia:NTSC] (from which this summary was adapted)</ins></div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[Category:Glossary]]</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[Category:Glossary]]</div></td></tr> </table>

Raffriff42 http://www.avisynth.nl/index.php?title=NTSC&diff=930&oldid=prev 2013-05-09T21:34:06Z

<p>1 revision</p> <table style="background-color: #fff; color: #202122;" data-mw-interface=""> <tr class="diff-title" lang="en"> <td colspan="1" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="1" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 23:34, 9 May 2013</td> </tr><tr><td colspan="2" class="diff-notice" lang="en"><div class="mw-diff-empty">(No difference)</div> </td></tr></table>

Admin http://www.avisynth.nl/index.php?title=NTSC&diff=929&oldid=prev 2011-09-14T17:19:56Z

<p>New page: TODO <a href="/index.php/Category:Glossary" title="Category:Glossary">Category:Glossary</a></p> <p><b>New page</b></p><div>TODO<br /> <br /> [[Category:Glossary]]</div>

Unreal666