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glupload: deal with the ANY caps feature correctly

Browse source 
When transforming, xplode it out into the necessary caps features both
with and without the passthough features.

Fixes negotiation in the following class of pipelines:

gl ! textoverlay ! glupload ! glimagesinkelement

https://bugzilla.gnome.org/show_bug.cgi?id=763756
This commit is contained in:
Matthew Waters 2016-03-16 22:48:00 +11:00
parent 16dec9eacc
commit 993ec87ae6
1 changed files with 37 additions and 19 deletions
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56
gst-libs/gst/gl/gstglupload.c
View file

@ -111,32 +111,50 @@ _set_caps_features_with_passthrough (const GstCaps * caps,
guint i, j, m, n;
GstCaps *tmp;
tmp = gst_caps_copy (caps);
tmp = gst_caps_new_empty ();
n = gst_caps_get_size (caps);
for (i = 0; i < n; i++) {
GstCapsFeatures *features, *orig_features;
GstStructure *s = gst_caps_get_structure (caps, i);
orig_features = gst_caps_get_features (caps, i);
features = gst_caps_features_new (feature_name, NULL);
m = gst_caps_features_get_size (orig_features);
for (j = 0; j < m; j++) {
const gchar *feature = gst_caps_features_get_nth (orig_features, j);
if (gst_caps_features_is_any (orig_features)) {
/* if we have any features, we add both the features with and without @passthrough */
gst_caps_append_structure_full (tmp, gst_structure_copy (s),
gst_caps_features_copy (features));
/* if we already have the features */
if (gst_caps_features_contains (features, feature))
continue;
m = gst_caps_features_get_size (passthrough);
for (j = 0; j < m; j++) {
const gchar *feature = gst_caps_features_get_nth (passthrough, j);
if (g_strcmp0 (feature, GST_CAPS_FEATURE_MEMORY_SYSTEM_MEMORY) == 0)
continue;
/* if we already have the features */
if (gst_caps_features_contains (features, feature))
continue;
if (gst_caps_features_contains (passthrough, feature)) {
gst_caps_features_add (features, feature);
}
} else {
m = gst_caps_features_get_size (orig_features);
for (j = 0; j < m; j++) {
const gchar *feature = gst_caps_features_get_nth (orig_features, j);
/* if we already have the features */
if (gst_caps_features_contains (features, feature))
continue;
if (g_strcmp0 (feature, GST_CAPS_FEATURE_MEMORY_SYSTEM_MEMORY) == 0)
continue;
if (gst_caps_features_contains (passthrough, feature)) {
gst_caps_features_add (features, feature);
}
}
}
gst_caps_set_features (tmp, i, features);
gst_caps_append_structure_full (tmp, gst_structure_copy (s), features);
}
return tmp;
@ -297,8 +315,8 @@ _gl_memory_upload_propose_allocation (gpointer impl, GstQuery * decide_query,
gst_allocation_params_init (&params);
allocator =
GST_ALLOCATOR (gst_gl_memory_allocator_get_default (upload->upload->
context));
GST_ALLOCATOR (gst_gl_memory_allocator_get_default (upload->
upload->context));
gst_query_add_allocation_param (query, allocator, &params);
gst_object_unref (allocator);
}
@ -584,8 +602,8 @@ _egl_image_upload_perform_gl_thread (GstGLContext * context,
}
if (GST_IS_GL_BUFFER_POOL (image->buffer->pool))
gst_gl_buffer_pool_replace_last_buffer (GST_GL_BUFFER_POOL (image->buffer->
pool), image->buffer);
gst_gl_buffer_pool_replace_last_buffer (GST_GL_BUFFER_POOL (image->
buffer->pool), image->buffer);
}
static GstGLUploadReturn
@ -1026,11 +1044,11 @@ _upload_meta_upload_propose_allocation (gpointer impl, GstQuery * decide_query,
gpointer handle;
gl_apis =
gst_gl_api_to_string (gst_gl_context_get_gl_api (upload->
upload->context));
gst_gl_api_to_string (gst_gl_context_get_gl_api (upload->upload->
context));
platform =
gst_gl_platform_to_string (gst_gl_context_get_gl_platform
(upload->upload->context));
gst_gl_platform_to_string (gst_gl_context_get_gl_platform (upload->
upload->context));
handle = (gpointer) gst_gl_context_get_gl_context (upload->upload->context);
gl_context =