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gst/avi/gstavimux.*: Ensure header size invariance during subsequent rewrite by using tags snapshot.

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Original commit message from CVS:
* gst/avi/gstavimux.c: (gst_avi_mux_reset),
(gst_avi_mux_riff_get_avi_header):
* gst/avi/gstavimux.h:
Ensure header size invariance during subsequent rewrite by using
tags snapshot.
This commit is contained in:
Mark Nauwelaerts 2009-01-06 14:50:29 +00:00
parent 67cc69ad52
commit b506ab9918
3 changed files with 25 additions and 1 deletions
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8
ChangeLog
View file

@ -1,3 +1,11 @@
2009-01-06 Mark Nauwelaerts <mark.nauwelaerts@collabora.co.uk>
* gst/avi/gstavimux.c: (gst_avi_mux_reset),
(gst_avi_mux_riff_get_avi_header):
* gst/avi/gstavimux.h:
Ensure header size invariance during subsequent rewrite by using
tags snapshot.
2009-01-05 Sebastian Dröge <sebastian.droege@collabora.co.uk>
* ext/pulse/pulsesink.c: (gst_pulsesink_destroy_stream):

15
gst/avi/gstavimux.c
View file

@ -383,6 +383,11 @@ gst_avi_mux_reset (GstAviMux * avimux)
avimux->avi_hdr.max_bps = 10000000;
avimux->codec_data_size = 0;
if (avimux->tags_snap) {
gst_tag_list_free (avimux->tags_snap);
avimux->tags_snap = NULL;
}
g_free (avimux->idx);
avimux->idx = NULL;
@ -965,7 +970,15 @@ gst_avi_mux_riff_get_avi_header (GstAviMux * avimux)
GST_DEBUG_OBJECT (avimux, "creating avi header, data_size %u, idx_size %u",
avimux->data_size, avimux->idx_size);
tags = gst_tag_setter_get_tag_list (GST_TAG_SETTER (avimux));
if (avimux->tags_snap)
tags = avimux->tags_snap;
else {
/* need to make snapshot of current state of tags to ensure the same set
* is used next time around during header rewrite at the end */
tags = gst_tag_setter_get_tag_list (GST_TAG_SETTER (avimux));
if (tags)
tags = avimux->tags_snap = gst_tag_list_copy (tags);
}
if (tags) {
/* that should be the strlen of all tags + header sizes
* not all of tags end up in a avi, still this is a good estimate

3
gst/avi/gstavimux.h
View file

@ -148,6 +148,9 @@ struct _GstAviMux {
gboolean write_header;
gboolean restart;
/* tags */
GstTagList *tags_snap;
/* information about the AVI index ('idx') */
gst_riff_index_entry *idx;
gint idx_index, idx_count;