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qtmux: Set compressor name, horizontal/vertical resolution and depth for ProRes

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This is also required by some software to handle ProRes files.

https://bugzilla.gnome.org/show_bug.cgi?id=769048
This commit is contained in:
Sebastian Dröge 2016-09-30 18:22:27 +03:00
parent 7b565475bf
commit cba6cc4fd4
1 changed files with 31 additions and 0 deletions
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31
gst/isomp4/gstqtmux.c
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@ -4318,9 +4318,40 @@ gst_qt_mux_video_sink_set_caps (GstQTPad * qtpad, GstCaps * caps)
qtmux->context, &entry, rate, ext_atom_list);
if (strcmp (mimetype, "video/x-prores") == 0) {
SampleTableEntryMP4V *mp4v = (SampleTableEntryMP4V *) qtpad->trak_ste;
const gchar *compressor = NULL;
mp4v->spatial_quality = 0x3FF;
mp4v->temporal_quality = 0;
mp4v->vendor = FOURCC_appl;
mp4v->horizontal_resolution = 72 << 16;
mp4v->vertical_resolution = 72 << 16;
mp4v->depth = (entry.fourcc == FOURCC_ap4h
|| entry.fourcc == FOURCC_ap4x) ? 32 : 24;
/* Set compressor name, required by some software */
switch (entry.fourcc) {
case FOURCC_apcn:
compressor = "Apple ProRes 422";
break;
case FOURCC_apcs:
compressor = "Apple ProRes 422 LT";
break;
case FOURCC_apch:
compressor = "Apple ProRes 422 HQ";
break;
case FOURCC_apco:
compressor = "Apple ProRes 422 Proxy";
break;
case FOURCC_ap4h:
compressor = "Apple ProRes 4444";
break;
case FOURCC_ap4x:
compressor = "Apple ProRes 4444 XQ";
break;
}
if (compressor) {
strcpy ((gchar *) mp4v->compressor + 1, compressor);
mp4v->compressor[0] = strlen (compressor);
}
/* The 'clap' extension is also defined for MP4 but inventing values in
* general seems a bit tricky for this one. We only write it for ProRes