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glupload: deal with the ANY caps feature correctly

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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 committed by Tim-Philipp Müller
parent c7da2adf7f
commit 356494d967
1 changed files with 37 additions and 19 deletions
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56
gst-libs/gst/gl/gstglupload.c
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@ -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 =