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tests/examples/snapshot/snapshot.c: get caps from the sample

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pull-preroll signal returns a GstSample, not a GstBuffer

https://bugzilla.gnome.org/show_bug.cgi?id=684063
This commit is contained in:
Javier Jardón 2012-09-14 02:18:52 +09:00 committed by Tim-Philipp Müller
parent b19944d1e4
commit f0d3f33540
1 changed files with 4 additions and 11 deletions
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15
tests/examples/snapshot/snapshot.c
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@ -29,7 +29,7 @@ main (int argc, char *argv[])
{
GstElement *pipeline, *sink;
gint width, height;
GstBuffer *buffer;
GstSample *sample;
gchar *descr;
GError *error = NULL;
GdkPixbuf *pixbuf;
@ -103,11 +103,11 @@ main (int argc, char *argv[])
/* get the preroll buffer from appsink, this block untils appsink really
* prerolls */
g_signal_emit_by_name (sink, "pull-preroll", &buffer, NULL);
g_signal_emit_by_name (sink, "pull-preroll", &sample, NULL);
/* if we have a buffer now, convert it to a pixbuf. It's possible that we
* don't have a buffer because we went EOS right away or had an error. */
if (buffer) {
if (sample) {
GstCaps *caps;
GstStructure *s;
@ -115,11 +115,7 @@ main (int argc, char *argv[])
* that it can only be an rgb buffer. The only thing we have not specified
* on the caps is the height, which is dependant on the pixel-aspect-ratio
* of the source material */
#if 0
caps = GST_BUFFER_CAPS (buffer);
#endif
/* FIXME, get buffer caps somehow */
caps = NULL;
sample_caps = gst_sample_get_caps (sample);
if (!caps) {
g_print ("could not get snapshot format\n");
exit (-1);
@ -144,9 +140,6 @@ main (int argc, char *argv[])
/* save the pixbuf */
gdk_pixbuf_save (pixbuf, "snapshot.png", "png", &error, NULL);
gst_buffer_unmap (buffer, &map);
/* save the pixbuf */
gdk_pixbuf_save (pixbuf, "snapshot.png", "png", &error, NULL);
} else {
g_print ("could not make snapshot\n");
}