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Didactically grouped...

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... all video parameters together, and all sound parameters together. And a little typo as well.
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Reto Kromer 2015-12-05 15:42:21 +01:00
parent 3d6c26f161
commit 8db0ef60b2
1 changed files with 22 additions and 22 deletions
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@ -75,7 +75,7 @@ Change the above data-target field, the button text, and the below div class (th
<p>The first command will use the palettegen filter to create a custom palette, then the second command will create the GIF with the paletteuse filter. The result is a high quality GIF.</p>
<dl>
<dt>ffmpeg</dt><dd>starts the command</dd>
<dt>-ss <i>HH:MM:SS</i></dt><dd>starting point of the gif. If a plain numberical value is used it will be interpreted as seconds</dd>
<dt>-ss <i>HH:MM:SS</i></dt><dd>starting point of the gif. If a plain numerical value is used it will be interpreted as seconds</dd>
<dt>-i <i>input file</i></dt><dd>path, name and extension of the input file</dd>
<dt>-filter_complex "fps=<i>frame rate</i>,scale=<i>width</i>:<i>height</i>,palettegen"</dt><dd>a complex filtergraph using the fps filter to set frame rate, the scale filter to resize, and the palettegen filter to generate the palette. The scale value of <i>-1</i> preserves the aspect ratio</dd>
<dt>-t <i>3</i></dt><dd>duration in seconds (here 3; can be specified also with a full timestamp, i.e. here 00:00:03)</dd>
@ -134,20 +134,20 @@ Change the above data-target field, the button text, and the below div class (th
<!-- ends batch processing -->
<!-- Create frame md5s -->
<span data-toggle="modal" data-target=".create_frame_md5s"><button type="button" class="btn btn-default" data-toggle="tooltip" data-placement="bottom" title="This will create an md5 checksum per frame">Create frame md5s</button></span>
<span data-toggle="modal" data-target=".create_frame_md5s"><button type="button" class="btn btn-default" data-toggle="tooltip" data-placement="bottom" title="This will create an MD5 checksum per video frame">Create MD5 checksums</button></span>
<div class="modal fade create_frame_md5s" tabindex="-1" role="dialog" aria-labelledby="myLargeModalLabel">
<div class="modal-dialog modal-lg">
<div class="modal-content">
<div class="well">
<h3>Create frame md5s</h3>
<p><code>ffmpeg -i [inputfile.extension] -an -f framemd5 [outputfile.framemd5]</code></p>
<p>This will create an md5 checksum per video frame</p>
<h3>Create MD5 checksums</h3>
<p><code>ffmpeg -i <i>input_file</i> -f framemd5 -an <i>output_file</i></code></p>
<p>This will create an MD5 checksum per video frame.</p>
<dl>
<dt>ffmpeg</dt><dd>starts the command</dd>
<dt>-i <i>input file</i></dt><dd>path, name and extension of the input file</dd>
<dt>-i <i>input_file</i></dt><dd>path, name and extension of the input file</dd>
<dt>-f framemed5</dt><dd>library used to calculate the MD5 checksums</dd>
<dt>-an</dt><dd>ignores the audio stream (audio no)</dd>
<dt>-f framemed5</dt><dd>file type</dd>
<dt><i>output file</i></dt><dd>path, name and extension of the output file</dd>
<dt><i>output_file</i></dt><dd>path, name and extension of the output file</dd>
</dl>
</div>
</div>
@ -162,11 +162,11 @@ Change the above data-target field, the button text, and the below div class (th
<div class="modal-content">
<div class="well">
<h3>Transcode into a deinterlaced Apple ProRes LT</h3>
<p><code>ffmpeg -i input.mov -c:v prores -profile:v 1 -c:a pcm_s16le -vf yadif output.mov</code></p>
<p>This command transcodes an input file (input.mov) into a deinterlaced Apple ProRes LT .mov file with 16-bit linear PCM encoded audio. The file is deinterlaced using the yadif filter (Yet Another De-Interlacing Filter).</p>
<p><code>ffmpeg -i <i>input_file</i> -c:v prores -profile:v 1 -vf yadif -c:a pcm_s16le <i>output_file</i>.mov</code></p>
<p>This command transcodes an input file into a deinterlaced Apple ProRes 422 LT file with 16-bit linear PCM encoded audio. The file is deinterlaced using the yadif filter (Yet Another De-Interlacing Filter).</p>
<dl>
<dt>ffmpeg</dt><dd>starts the command</dd>
<dt>-i <i>input file</i></dt><dd>path, name and extension of the input file</dd>
<dt>-i <i>input_file</i></dt><dd>path, name and extension of the input file</dd>
<dt>-c:v prores</dt><dd>Tells ffmpeg to transcode the video stream into Apple ProRes 422</dd>
<dt>-profile:v <i>1</i></dt><dd>Declares profile of ProRes you want to use. The profiles are explained below:
<ul>
@ -175,9 +175,9 @@ Change the above data-target field, the button text, and the below div class (th
<li>2 = ProRes 422 (Standard)</li>
<li>3 = ProRes 422 (HQ)</li>
</ul></dd>
<dt>-c:a pcm_s16le</dt><dd>Tells ffmpeg to encode the audio stream in 16-bit linear PCM</dd>
<dt>-vf yadif</dt><dd>Runs a deinterlacing video filter (yet another deinterlacing filter) on the new file</dd>
<dt><i>output file</i></dt><dd>path, name and extension of the output file</dd>
<dt>-c:a pcm_s16le</dt><dd>Tells ffmpeg to encode the audio stream in 16-bit linear PCM</dd>
<dt><i>output_file</i></dt><dd>path, name and extension of the output file</dd>
</dl>
</div>
</div>
@ -266,7 +266,7 @@ Change the above data-target field, the button text, and the below div class (th
<dt>-i <i>input_file</i></dt><dd>path, name and extension of the input file</dd>
<dt>-show_format</dt><dd>outputs file container informations</dd>
<dt>-show_streams</dt><dd>outputs audio and video codec informations</dd>
<dt>-show_data</dt><dd>adds “hexdump” to show_streams command output</dd>
<dt>-show_data</dt><dd>adds a short “hexdump” to show_streams command output</dd>
<dt>-print_format</dt><dd>Set the output printing format (in this example “xml”; other formats include “json” and “flat”)</dd>
</dl>
</div>
@ -504,7 +504,7 @@ path_name_and_extension_to_the_last_file</i></pre></dd>
<dt>ffmpeg</dt><dd>starts the command</dd>
<dt>-i <i>input_file</i></dt><dd>path, name and extension of the input file</dd>
<dt>-filter:v "pad=ih*16/9:ih:(ow-iw)/2:(oh-ih)/2"</dt><dd>video padding<br/>This resolution independent formula is actually padding any aspect ratio into 16:9 by pillarboxing, because the video filter uses relative values for input width (iw), input height (ih), output width (ow) and output height (oh).</dd>
<dt><i>output_file</i>.mpg</dt><dd>path and name of the output file</dd>
<dt><i>output_file</i></dt><dd>path, name and extension of the output file</dd>
</dl>
</div>
</div>
@ -525,7 +525,7 @@ path_name_and_extension_to_the_last_file</i></pre></dd>
<dt>ffmpeg</dt><dd>starts the command</dd>
<dt>-i <i>input_file</i></dt><dd>path, name and extension of the input file</dd>
<dt>-filter:v "pad=iw:iw*3/4:(ow-iw)/2:(oh-ih)/2"</dt><dd>video padding<br/>This resolution independent formula is actually padding any aspect ratio into 4:3 by letterboxing, because the video filter uses relative values for input width (iw), input height (ih), output width (ow) and output height (oh).</dd>
<dt><i>output_file</i>.mpg</dt><dd>path and name of the output file</dd>
<dt><i>output_file</i></dt><dd>path, name and extension of the output file</dd>
</dl>
</div>
</div>
@ -545,7 +545,7 @@ path_name_and_extension_to_the_last_file</i></pre></dd>
<dt>ffmpeg</dt><dd>starts the command</dd>
<dt>-i <i>input_file</i></dt><dd>path, name and extension of the input file</dd>
<dt>-filter:v "hflip,vflip"</dt><dd>flips the image horizontally and vertically<br/>By using only one of the parameters hflip or vflip for filtering the image is flipped on that axis only. The quote marks are not mandatory.</dd>
<dt><i>output_file</i></dt><dd>path and name of the output file</dd>
<dt><i>output_file</i></dt><dd>path, name and extension of the output file</dd>
</dl>
</div>
</div>