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qtmux: Use a default interleave when ProRes is used

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The ProRes guidelines suggest an interleave of 0.5s is common, but
specifies that for ProRes at most 2MB (for SD) and 4MB (for HD) should
be used per chunk.

It might also make sense to use similar numbers in general.

https://bugzilla.gnome.org/show_bug.cgi?id=773217
This commit is contained in:
Sebastian Dröge 2016-10-19 14:33:33 +03:00
parent c2225781bb
commit 4eaf5ea062
1 changed files with 5 additions and 0 deletions
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5
gst/isomp4/gstqtmux.c
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@ -4366,6 +4366,11 @@ gst_qt_mux_video_sink_set_caps (GstQTPad * qtpad, GstCaps * caps)
entry.fourcc = FOURCC_ap4h; entry.fourcc = FOURCC_ap4h;
else if (!g_strcmp0 (variant, "4444xq")) else if (!g_strcmp0 (variant, "4444xq"))
entry.fourcc = FOURCC_ap4x; entry.fourcc = FOURCC_ap4x;
if (!qtmux->interleave_time_set)
qtmux->interleave_time = 500 * GST_MSECOND;
if (!qtmux->interleave_bytes_set)
qtmux->interleave_bytes = width > 720 ? 4 * 1024 * 1024 : 2 * 1024 * 1024;
} }
if (!entry.fourcc) if (!entry.fourcc)