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qtmux: Set timescale of closedcaption tracks to the one of the main video track

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This commit is contained in:
Sebastian Dröge 2018-12-05 19:31:25 +02:00 committed by Sebastian Dröge
parent 0adac97e1c
commit 830e7dc14b
1 changed files with 8 additions and 4 deletions
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12
gst/isomp4/gstqtmux.c
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@ -3041,10 +3041,11 @@ gst_qt_mux_start_file (GstQTMux * qtmux)
qtmux->timescale = suggested_timescale;
}
/* Set width/height of any closed caption tracks to that of the first
* video track */
/* Set width/height/timescale of any closed caption tracks to that of the
* first video track */
{
guint video_width = 0, video_height = 0;
guint32 video_timescale = 0;
GSList *walk;
for (walk = qtmux->sinkpads; walk; walk = g_slist_next (walk)) {
@ -3058,7 +3059,7 @@ gst_qt_mux_start_file (GstQTMux * qtmux)
if (qpad->trak->mdia.hdlr.handler_type != FOURCC_clcp)
continue;
if (video_width == 0 || video_height == 0) {
if (video_width == 0 || video_height == 0 || video_timescale == 0) {
GSList *walk2;
for (walk2 = qtmux->sinkpads; walk2; walk2 = g_slist_next (walk2)) {
@ -3074,11 +3075,13 @@ gst_qt_mux_start_file (GstQTMux * qtmux)
video_width = qpad2->trak->tkhd.width;
video_height = qpad2->trak->tkhd.height;
video_timescale = qpad2->trak->mdia.mdhd.time_info.timescale;
}
}
qpad->trak->tkhd.width = video_width << 16;
qpad->trak->tkhd.height = video_height << 16;
qpad->trak->mdia.mdhd.time_info.timescale = video_timescale;
}
}
@ -6113,7 +6116,8 @@ gst_qt_mux_caption_sink_set_caps (GstQTPad * qtpad, GstCaps * caps)
} else
goto refuse_caps;
/* FIXME: Get the timescale from the video track ? */
/* We set the real timescale later to the one from the video track when
* writing the headers */
timescale = gst_qt_mux_pad_get_timescale (GST_QT_MUX_PAD_CAST (pad));
if (!timescale && qtmux->trak_timescale)
timescale = qtmux->trak_timescale;