glupload: try to use the last method after reconfigure

Reconfigure will trigger a set_caps which clears the upload method.
Remember the method in this case and start with it.
Wrap around once to try all methods if necessary.

https://bugzilla.gnome.org/show_bug.cgi?id=783521
This commit is contained in:
Michael Olbrich 2018-07-04 09:17:11 +02:00
parent 5d0e191710
commit 4d9abc6bed

View file

@ -103,6 +103,9 @@ struct _GstGLUploadPrivate
const UploadMethod *method;
gpointer method_impl;
int method_i;
/* saved method for reconfigure */
int saved_method_i;
};
#define DEBUG_INIT \
@ -1766,14 +1769,29 @@ gst_gl_upload_get_caps (GstGLUpload * upload, GstCaps ** in_caps,
}
static gboolean
_upload_find_method (GstGLUpload * upload)
_upload_find_method (GstGLUpload * upload, gpointer last_impl)
{
gint method_i;
if (upload->priv->method_i >= G_N_ELEMENTS (upload_methods))
return FALSE;
/* start with the last used method after explicitly reconfiguring to
* negotiate caps for this method */
if (upload->priv->method_i == 0) {
upload->priv->method_i = upload->priv->saved_method_i;
upload->priv->saved_method_i = 0;
}
if (upload->priv->method_i >= G_N_ELEMENTS (upload_methods)) {
if (last_impl)
upload->priv->method_i = 0;
else
return FALSE;
}
method_i = upload->priv->method_i;
if (last_impl == upload->priv->upload_impl[method_i])
return FALSE;
upload->priv->method = upload_methods[method_i];
upload->priv->method_impl = upload->priv->upload_impl[method_i];
@ -1802,6 +1820,7 @@ gst_gl_upload_perform_with_buffer (GstGLUpload * upload, GstBuffer * buffer,
{
GstGLUploadReturn ret = GST_GL_UPLOAD_ERROR;
GstBuffer *outbuf;
gpointer last_impl = upload->priv->method_impl;
g_return_val_if_fail (GST_IS_GL_UPLOAD (upload), FALSE);
g_return_val_if_fail (GST_IS_BUFFER (buffer), FALSE);
@ -1811,7 +1830,7 @@ gst_gl_upload_perform_with_buffer (GstGLUpload * upload, GstBuffer * buffer,
#define NEXT_METHOD \
do { \
if (!_upload_find_method (upload)) { \
if (!_upload_find_method (upload, last_impl)) { \
GST_OBJECT_UNLOCK (upload); \
return FALSE; \
} \
@ -1819,7 +1838,7 @@ do { \
} while (0)
if (!upload->priv->method_impl)
_upload_find_method (upload);
_upload_find_method (upload, last_impl);
restart:
if (!upload->priv->method->accept (upload->priv->method_impl, buffer,
@ -1854,6 +1873,9 @@ restart:
GST_BUFFER_COPY_FLAGS | GST_BUFFER_COPY_TIMESTAMPS, 0, -1);
*outbuf_ptr = outbuf;
if (ret == GST_GL_UPLOAD_RECONFIGURE)
upload->priv->saved_method_i = upload->priv->method_i - 1;
GST_OBJECT_UNLOCK (upload);
return ret;