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fixes #475 (#476)

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רטו\רעטאָ\רֵיטוֹ • Reto 2024-05-02 10:55:57 +02:00 committed by GitHub
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commit e46bdc189a
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2 changed files with 6 additions and 5 deletions
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9
index.html
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@ -680,22 +680,23 @@
</div>
<!-- ends SD to HD -->
<!-- Change display aspect ratio without re-encoding video-->
<!-- Change display aspect ratio without re-encoding -->
<label class="recipe" for="change_DAR">Change display aspect ratio without re-encoding</label>
<input type="checkbox" id="change_DAR">
<div class="hiding">
<h5>Change Display Aspect Ratio without re-encoding video</h5>
<p><code>ffmpeg -i <em>input_file</em> -c:v copy -aspect 4:3 <em>output_file</em></code></p>
<h5>Change Display Aspect Ratio without re-encoding</h5>
<p><code>ffmpeg -i <em>input_file</em> -c:a copy -c:v copy -aspect 4:3 <em>output_file</em></code></p>
<dl>
<dt>ffmpeg</dt><dd>starts the command</dd>
<dt>-i <em>input_file</em></dt><dd>path, name and extension of the input file</dd>
<dt>-c:a copy</dt><dd>Copy all mapped audio streams.</dd>
<dt>-c:v copy</dt><dd>Copy all mapped video streams.</dd>
<dt>-aspect 4:3</dt><dd>Change Display Aspect Ratio to <code>4:3</code>. Experiment with other aspect ratios such as <code>16:9</code>. If used together with <code>-c:v copy</code>, it will affect the aspect ratio stored at container level, but not the aspect ratio stored in encoded frames, if it exists.</dd>
<dt><em>output_file</em></dt><dd>path, name and extension of the output file</dd>
</dl>
<p class="link"></p>
</div>
<!-- ends Change display aspect ratio without re-encoding video -->
<!-- ends Change display aspect ratio without re-encoding -->
<!-- Convert colorspace -->
<label class="recipe" for="convert-colorspace">Convert colorspace of video</label>

2
recipes.txt
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@ -37,7 +37,7 @@ ffmpeg -i input_file -filter:v "hflip,vflip" -c:a copy output_file
# Transform SD to HD with pillarbox
ffmpeg -i input_file -filter:v "colormatrix=bt601:bt709, scale=1440:1080:flags=lanczos, pad=1920:1080:240:0" -c:a copy output_file
# Change display aspect ratio without re-encoding
ffmpeg -i input_file -c:v copy -aspect 4:3 output_file
ffmpeg -i input_file -c:a copy -c:v copy -aspect 4:3 output_file
# Convert colorspace of video
ffmpeg -i input_file -c:v libx264 -vf colormatrix=src:dst output_file
# Modify image and sound speed