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2021-06-22 00:16:40 +00:00
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<section id="ad-insertion">
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<h1>Ad Insertion<a class="headerlink" href="#ad-insertion" title="Permalink to this headline">¶</a></h1>
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<p>Shaka Packager does not do Ad Insertion directly, but it can precondition
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content for <a class="reference external" href="http://bit.ly/2KK10DD">Dynamic Ad Insertion</a> with Google Ad
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Manager.</p>
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<p>Both DASH and HLS are supported.</p>
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<section id="synopsis">
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<h2>Synopsis<a class="headerlink" href="#synopsis" title="Permalink to this headline">¶</a></h2>
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<div class="highlight-default notranslate"><div class="highlight"><pre><span></span>$ packager <stream_descriptor> ... \
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--ad_cues <start_time[;start_time]...> \
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[Other options, e.g. DRM options, DASH options, HLS options]
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</pre></div>
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</div>
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</section>
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<section id="examples">
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<h2>Examples<a class="headerlink" href="#examples" title="Permalink to this headline">¶</a></h2>
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<p>The examples below use the H264 streams created in <a class="reference internal" href="encoding.html"><span class="doc">Media Encoding</span></a>.</p>
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<p>Three midroll cue markers are inserted at 10 minutes, 30 minutes and 50 minutes
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respectively.</p>
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<ul>
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<li><p>DASH with live profile:</p>
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<div class="highlight-default notranslate"><div class="highlight"><pre><span></span>$ packager \
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'in=h264_baseline_360p_600.mp4,stream=audio,init_segment=audio/init.mp4,segment_template=audio/$Number$.m4s' \
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'in=input_text.vtt,stream=text,init_segment=text/init.mp4,segment_template=text/$Number$.m4s' \
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'in=h264_baseline_360p_600.mp4,stream=video,init_segment=h264_360p/init.mp4,segment_template=h264_360p/$Number$.m4s' \
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'in=h264_main_480p_1000.mp4,stream=video,init_segment=h264_480p/init.mp4,segment_template=h264_480p/$Number$.m4s' \
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'in=h264_main_720p_3000.mp4,stream=video,init_segment=h264_720p/init.mp4,segment_template=h264_720p/$Number$.m4s' \
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'in=h264_high_1080p_6000.mp4,stream=video,init_segment=h264_1080p/init.mp4,segment_template=h264_1080p/$Number$.m4s' \
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--ad_cues 600;1800;3000 \
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--generate_static_live_mpd --mpd_output h264.mpd
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</pre></div>
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</div>
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</li>
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<li><p>DASH with on-demand profile:</p>
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<div class="highlight-default notranslate"><div class="highlight"><pre><span></span>$ packager \
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in=h264_baseline_360p_600.mp4,stream=audio,output=audio.mp4 \
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in=input_text.vtt,stream=text,output=output_text.mp4 \
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in=h264_baseline_360p_600.mp4,stream=video,output=h264_360p.mp4 \
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in=h264_main_480p_1000.mp4,stream=video,output=h264_480p.mp4 \
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in=h264_main_720p_3000.mp4,stream=video,output=h264_720p.mp4 \
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in=h264_high_1080p_6000.mp4,stream=video,output=h264_1080p.mp4 \
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--ad_cues 600;1800;3000 \
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--mpd_output h264.mpd
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</pre></div>
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</div>
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</li>
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</ul>
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<p>This generates six single-segment media files, one per stream, spanning multiple
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periods. There may be problems handling this type of DASH contents in some
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players, although it is recommended by <a class="reference external" href="http://bit.ly/2B0HL9q">DASH IF IOP</a>.
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Use the below option if your player does not like it.</p>
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<ul>
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<li><p>DASH with on-demand profile but one file per Period:</p>
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<div class="highlight-default notranslate"><div class="highlight"><pre><span></span>$ packager \
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'in=h264_baseline_360p_600.mp4,stream=audio,output=audio_$Number$.mp4' \
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'in=input_text.vtt,stream=text,output=output_text_$Number$.mp4' \
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'in=h264_baseline_360p_600.mp4,stream=video,output=h264_360p_$Number$.mp4' \
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'in=h264_main_480p_1000.mp4,stream=video,output=h264_480p_$Number$.mp4' \
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'in=h264_main_720p_3000.mp4,stream=video,output=h264_720p_$Number$.mp4' \
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'in=h264_high_1080p_6000.mp4,stream=video,output=h264_1080p_$Number$.mp4' \
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--ad_cues 600;1800;3000 \
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--mpd_output h264.mpd
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</pre></div>
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</div>
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</li>
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<li><p>HLS using transport streams:</p>
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<div class="highlight-default notranslate"><div class="highlight"><pre><span></span>$ packager \
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'in=h264_baseline_360p_600.mp4,stream=audio,segment_template=audio_$Number$.aac' \
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'in=input_text.vtt,stream=text,segment_template=output_text_$Number$.vtt' \
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'in=h264_baseline_360p_600.mp4,stream=video,segment_template=h264_360p_$Number$.ts' \
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'in=h264_main_480p_1000.mp4,stream=video,segment_template=h264_480p_$Number$.ts' \
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'in=h264_main_720p_3000.mp4,stream=video,segment_template=h264_720p_$Number$.ts' \
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'in=h264_high_1080p_6000.mp4,stream=video,segment_template=h264_1080p_$Number$.ts' \
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--ad_cues 600;1800;3000 \
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--hls_master_playlist_output h264_master.m3u8
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</pre></div>
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</div>
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</li>
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</ul>
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</section>
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<section id="configuration-options">
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<h2>Configuration options<a class="headerlink" href="#configuration-options" title="Permalink to this headline">¶</a></h2>
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<section id="ads-options">
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<h3>Ads options<a class="headerlink" href="#ads-options" title="Permalink to this headline">¶</a></h3>
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<dl class="option-list">
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<dt><kbd><span class="option">--ad_cues <var><start_time[;start_time]…></var></span></kbd></dt>
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<dd><p>List of cuepoint markers separated by semicolon. The start_time represents
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the start of the cue marker in seconds (double precision) relative to the
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start of the program. This flag preconditions content for
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<a class="reference external" href="http://bit.ly/2KK10DD">Dynamic Ad Insertion</a> with Google Ad Manager.
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For DASH, multiple periods will be generated with period boundaries at the
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next key frame to the designated start times; For HLS, segments will be
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terminated at the next key frame to the designated start times and
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‘#EXT-X-PLACEMENT-OPPORTUNITY’ tag will be inserted after the segment in
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media playlist.</p>
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</dd>
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</dl>
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</section>
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</section>
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<h3><a href="../index.html">Table of Contents</a></h3>
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<ul>
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<li><a class="reference internal" href="#">Ad Insertion</a><ul>
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<li><a class="reference internal" href="#synopsis">Synopsis</a></li>
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<li><a class="reference internal" href="#examples">Examples</a></li>
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<li><a class="reference internal" href="#configuration-options">Configuration options</a><ul>
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<li><a class="reference internal" href="#ads-options">Ads options</a></li>
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<p class="topless"><a href="text.html"
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title="previous chapter">Text output formats</a></p>
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