michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* vim:set ts=2 sw=2 sts=2 et cindent: */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
michael@0:  * You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include <string.h>
michael@0: #include "GStreamerReader.h"
michael@0: #include "GStreamerMozVideoBuffer.h"
michael@0: #include "ImageContainer.h"
michael@0: 
michael@0: namespace mozilla {
michael@0: 
michael@0: static GstMozVideoBuffer *gst_moz_video_buffer_copy(GstMozVideoBuffer* self);
michael@0: static void gst_moz_video_buffer_finalize(GstMozVideoBuffer* self);
michael@0: 
michael@0: // working around GTK+ bug https://bugzilla.gnome.org/show_bug.cgi?id=723899
michael@0: #pragma GCC diagnostic push
michael@0: #pragma GCC diagnostic ignored "-Wunused-function"
michael@0: G_DEFINE_TYPE(GstMozVideoBuffer, gst_moz_video_buffer, GST_TYPE_BUFFER);
michael@0: #pragma GCC diagnostic pop
michael@0: 
michael@0: static void
michael@0: gst_moz_video_buffer_class_init(GstMozVideoBufferClass* klass)
michael@0: {
michael@0:   g_return_if_fail(GST_IS_MOZ_VIDEO_BUFFER_CLASS(klass));
michael@0: 
michael@0:   GstMiniObjectClass *mo_class = GST_MINI_OBJECT_CLASS(klass);
michael@0: 
michael@0:   mo_class->copy =(GstMiniObjectCopyFunction)gst_moz_video_buffer_copy;
michael@0:   mo_class->finalize =(GstMiniObjectFinalizeFunction)gst_moz_video_buffer_finalize;
michael@0: }
michael@0: 
michael@0: static void
michael@0: gst_moz_video_buffer_init(GstMozVideoBuffer* self)
michael@0: {
michael@0:   g_return_if_fail(GST_IS_MOZ_VIDEO_BUFFER(self));
michael@0: }
michael@0: 
michael@0: static void
michael@0: gst_moz_video_buffer_finalize(GstMozVideoBuffer* self)
michael@0: {
michael@0:   g_return_if_fail(GST_IS_MOZ_VIDEO_BUFFER(self));
michael@0: 
michael@0:   if(self->data)
michael@0:     g_boxed_free(GST_TYPE_MOZ_VIDEO_BUFFER_DATA, self->data);
michael@0: 
michael@0:   GST_MINI_OBJECT_CLASS(gst_moz_video_buffer_parent_class)->finalize(GST_MINI_OBJECT(self));
michael@0: }
michael@0: 
michael@0: static GstMozVideoBuffer*
michael@0: gst_moz_video_buffer_copy(GstMozVideoBuffer* self)
michael@0: {
michael@0:   GstMozVideoBuffer* copy;
michael@0: 
michael@0:   g_return_val_if_fail(GST_IS_MOZ_VIDEO_BUFFER(self), nullptr);
michael@0: 
michael@0:   copy = gst_moz_video_buffer_new();
michael@0: 
michael@0:   /* we simply copy everything from our parent */
michael@0:   GST_BUFFER_DATA(GST_BUFFER_CAST(copy)) =
michael@0:       (guint8*)g_memdup(GST_BUFFER_DATA(GST_BUFFER_CAST(self)), GST_BUFFER_SIZE(GST_BUFFER_CAST(self)));
michael@0: 
michael@0:   /* make sure it gets freed(even if the parent is subclassed, we return a
michael@0:      normal buffer) */
michael@0:   GST_BUFFER_MALLOCDATA(GST_BUFFER_CAST(copy)) = GST_BUFFER_DATA(GST_BUFFER_CAST(copy));
michael@0:   GST_BUFFER_SIZE(GST_BUFFER_CAST(copy)) = GST_BUFFER_SIZE(GST_BUFFER_CAST(self));
michael@0: 
michael@0:   /* copy metadata */
michael@0:   gst_buffer_copy_metadata(GST_BUFFER_CAST(copy),
michael@0:                            GST_BUFFER_CAST(self),
michael@0:                            (GstBufferCopyFlags)GST_BUFFER_COPY_ALL);
michael@0:   /* copy videobuffer */
michael@0:   if(self->data)
michael@0:     copy->data = (GstMozVideoBufferData*)g_boxed_copy(GST_TYPE_MOZ_VIDEO_BUFFER_DATA, self->data);
michael@0: 
michael@0:   return copy;
michael@0: }
michael@0: 
michael@0: GstMozVideoBuffer*
michael@0: gst_moz_video_buffer_new(void)
michael@0: {
michael@0:   GstMozVideoBuffer *self;
michael@0: 
michael@0:   self =(GstMozVideoBuffer*)gst_mini_object_new(GST_TYPE_MOZ_VIDEO_BUFFER);
michael@0:   self->data = nullptr;
michael@0: 
michael@0:   return self;
michael@0: }
michael@0: 
michael@0: void
michael@0: gst_moz_video_buffer_set_data(GstMozVideoBuffer* self, GstMozVideoBufferData* data)
michael@0: {
michael@0:   g_return_if_fail(GST_IS_MOZ_VIDEO_BUFFER(self));
michael@0: 
michael@0:   self->data = data;
michael@0: }
michael@0: 
michael@0: GstMozVideoBufferData*
michael@0: gst_moz_video_buffer_get_data(const GstMozVideoBuffer* self)
michael@0: {
michael@0:   g_return_val_if_fail(GST_IS_MOZ_VIDEO_BUFFER(self), nullptr);
michael@0: 
michael@0:   return self->data;
michael@0: }
michael@0: 
michael@0: GType
michael@0: gst_moz_video_buffer_data_get_type(void)
michael@0: {
michael@0:   static volatile gsize g_define_type_id__volatile = 0;
michael@0: 
michael@0:   if(g_once_init_enter(&g_define_type_id__volatile)) {
michael@0:     GType g_define_type_id =
michael@0:         g_boxed_type_register_static(g_intern_static_string("GstMozVideoBufferData"),
michael@0:                                      (GBoxedCopyFunc)GstMozVideoBufferData::Copy,
michael@0:                                      (GBoxedFreeFunc)GstMozVideoBufferData::Free);
michael@0:     g_once_init_leave(&g_define_type_id__volatile, g_define_type_id);
michael@0:   }
michael@0: 
michael@0:   return g_define_type_id__volatile;
michael@0: }
michael@0: 
michael@0: }