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[MOVED FROM BAD 54/57] flv: Always write at least the minimal tags and write the PAR as tags

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This commit is contained in:
Sebastian Dröge 2009-04-29 13:16:25 +02:00
parent 7ce9a89050
commit 609239d574
1 changed files with 49 additions and 8 deletions
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57
gst/flv/gstflvmux.c
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@ -544,11 +544,6 @@ gst_flv_mux_write_metadata (GstFlvMux * mux)
merged_tags = gst_tag_list_merge (user_tags, mux->tags,
gst_tag_setter_get_tag_merge_mode (GST_TAG_SETTER (mux)));
if (!merged_tags) {
GST_DEBUG_OBJECT (mux, "No tags to write");
return GST_FLOW_OK;
}
GST_DEBUG_OBJECT (mux, "merged tags = %" GST_PTR_FORMAT, merged_tags);
script_tag = gst_buffer_new_and_alloc (11);
@ -576,14 +571,15 @@ gst_flv_mux_write_metadata (GstFlvMux * mux)
script_tag = gst_buffer_join (script_tag, tmp);
n_tags = gst_structure_n_fields ((GstStructure *) merged_tags);
n_tags =
(merged_tags) ? gst_structure_n_fields ((GstStructure *) merged_tags) : 0;
tmp = gst_buffer_new_and_alloc (5);
data = GST_BUFFER_DATA (tmp);
data[0] = 8; /* ECMA array */
GST_WRITE_UINT32_BE (data + 1, n_tags);
script_tag = gst_buffer_join (script_tag, tmp);
for (i = 0; i < n_tags; i++) {
for (i = 0; merged_tags && i < n_tags; i++) {
const gchar *tag_name =
gst_structure_nth_field_name ((const GstStructure *) merged_tags, i);
if (!strcmp (tag_name, GST_TAG_DURATION)) {
@ -634,6 +630,50 @@ gst_flv_mux_write_metadata (GstFlvMux * mux)
}
}
if (mux->have_video) {
GstPad *video_pad;
GSList *l = mux->collect->data;
for (; l; l = l->next) {
GstFlvPad *cpad = l->data;
if (cpad && cpad->video) {
video_pad = cpad->collect.pad;
break;
}
}
if (video_pad && GST_PAD_CAPS (video_pad)) {
GstStructure *s = gst_caps_get_structure (GST_PAD_CAPS (video_pad), 0);
gint par_x, par_y;
if (gst_structure_get_fraction (s, "pixel-aspect-ratio", &par_x, &par_y)) {
gdouble d;
d = par_x;
tmp = gst_buffer_new_and_alloc (2 + 12 + 1 + 8);
data = GST_BUFFER_DATA (tmp);
data[0] = 0; /* 12 bytes name */
data[1] = 12;
memcpy (&data[2], "AspectRatioX", sizeof ("AspectRatioX"));
data[14] = 0; /* double */
GST_WRITE_DOUBLE_BE (data + 15, d);
script_tag = gst_buffer_join (script_tag, tmp);
tags_written++;
d = par_y;
tmp = gst_buffer_new_and_alloc (2 + 12 + 1 + 8);
data = GST_BUFFER_DATA (tmp);
data[0] = 0; /* 12 bytes name */
data[1] = 12;
memcpy (&data[2], "AspectRatioY", sizeof ("AspectRatioY"));
data[14] = 0; /* double */
GST_WRITE_DOUBLE_BE (data + 15, d);
script_tag = gst_buffer_join (script_tag, tmp);
tags_written++;
}
}
}
{
const gchar *s = "GStreamer FLV muxer";
@ -711,7 +751,8 @@ gst_flv_mux_write_metadata (GstFlvMux * mux)
gst_buffer_set_caps (script_tag, GST_PAD_CAPS (mux->srcpad));
ret = gst_pad_push (mux->srcpad, script_tag);
gst_tag_list_free (merged_tags);
if (merged_tags)
gst_tag_list_free (merged_tags);
return ret;
}