The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/content/media/gstreamer/GStreamerMozVideoBuffer.cpp	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,123 @@
     1.4 +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
     1.5 +/* vim:set ts=2 sw=2 sts=2 et cindent: */
     1.6 +/* This Source Code Form is subject to the terms of the Mozilla Public
     1.7 + * License, v. 2.0. If a copy of the MPL was not distributed with this file,
     1.8 + * You can obtain one at http://mozilla.org/MPL/2.0/. */
     1.9 +
    1.10 +#include <string.h>
    1.11 +#include "GStreamerReader.h"
    1.12 +#include "GStreamerMozVideoBuffer.h"
    1.13 +#include "ImageContainer.h"
    1.14 +
    1.15 +namespace mozilla {
    1.16 +
    1.17 +static GstMozVideoBuffer *gst_moz_video_buffer_copy(GstMozVideoBuffer* self);
    1.18 +static void gst_moz_video_buffer_finalize(GstMozVideoBuffer* self);
    1.19 +
    1.20 +// working around GTK+ bug https://bugzilla.gnome.org/show_bug.cgi?id=723899
    1.21 +#pragma GCC diagnostic push
    1.22 +#pragma GCC diagnostic ignored "-Wunused-function"
    1.23 +G_DEFINE_TYPE(GstMozVideoBuffer, gst_moz_video_buffer, GST_TYPE_BUFFER);
    1.24 +#pragma GCC diagnostic pop
    1.25 +
    1.26 +static void
    1.27 +gst_moz_video_buffer_class_init(GstMozVideoBufferClass* klass)
    1.28 +{
    1.29 +  g_return_if_fail(GST_IS_MOZ_VIDEO_BUFFER_CLASS(klass));
    1.30 +
    1.31 +  GstMiniObjectClass *mo_class = GST_MINI_OBJECT_CLASS(klass);
    1.32 +
    1.33 +  mo_class->copy =(GstMiniObjectCopyFunction)gst_moz_video_buffer_copy;
    1.34 +  mo_class->finalize =(GstMiniObjectFinalizeFunction)gst_moz_video_buffer_finalize;
    1.35 +}
    1.36 +
    1.37 +static void
    1.38 +gst_moz_video_buffer_init(GstMozVideoBuffer* self)
    1.39 +{
    1.40 +  g_return_if_fail(GST_IS_MOZ_VIDEO_BUFFER(self));
    1.41 +}
    1.42 +
    1.43 +static void
    1.44 +gst_moz_video_buffer_finalize(GstMozVideoBuffer* self)
    1.45 +{
    1.46 +  g_return_if_fail(GST_IS_MOZ_VIDEO_BUFFER(self));
    1.47 +
    1.48 +  if(self->data)
    1.49 +    g_boxed_free(GST_TYPE_MOZ_VIDEO_BUFFER_DATA, self->data);
    1.50 +
    1.51 +  GST_MINI_OBJECT_CLASS(gst_moz_video_buffer_parent_class)->finalize(GST_MINI_OBJECT(self));
    1.52 +}
    1.53 +
    1.54 +static GstMozVideoBuffer*
    1.55 +gst_moz_video_buffer_copy(GstMozVideoBuffer* self)
    1.56 +{
    1.57 +  GstMozVideoBuffer* copy;
    1.58 +
    1.59 +  g_return_val_if_fail(GST_IS_MOZ_VIDEO_BUFFER(self), nullptr);
    1.60 +
    1.61 +  copy = gst_moz_video_buffer_new();
    1.62 +
    1.63 +  /* we simply copy everything from our parent */
    1.64 +  GST_BUFFER_DATA(GST_BUFFER_CAST(copy)) =
    1.65 +      (guint8*)g_memdup(GST_BUFFER_DATA(GST_BUFFER_CAST(self)), GST_BUFFER_SIZE(GST_BUFFER_CAST(self)));
    1.66 +
    1.67 +  /* make sure it gets freed(even if the parent is subclassed, we return a
    1.68 +     normal buffer) */
    1.69 +  GST_BUFFER_MALLOCDATA(GST_BUFFER_CAST(copy)) = GST_BUFFER_DATA(GST_BUFFER_CAST(copy));
    1.70 +  GST_BUFFER_SIZE(GST_BUFFER_CAST(copy)) = GST_BUFFER_SIZE(GST_BUFFER_CAST(self));
    1.71 +
    1.72 +  /* copy metadata */
    1.73 +  gst_buffer_copy_metadata(GST_BUFFER_CAST(copy),
    1.74 +                           GST_BUFFER_CAST(self),
    1.75 +                           (GstBufferCopyFlags)GST_BUFFER_COPY_ALL);
    1.76 +  /* copy videobuffer */
    1.77 +  if(self->data)
    1.78 +    copy->data = (GstMozVideoBufferData*)g_boxed_copy(GST_TYPE_MOZ_VIDEO_BUFFER_DATA, self->data);
    1.79 +
    1.80 +  return copy;
    1.81 +}
    1.82 +
    1.83 +GstMozVideoBuffer*
    1.84 +gst_moz_video_buffer_new(void)
    1.85 +{
    1.86 +  GstMozVideoBuffer *self;
    1.87 +
    1.88 +  self =(GstMozVideoBuffer*)gst_mini_object_new(GST_TYPE_MOZ_VIDEO_BUFFER);
    1.89 +  self->data = nullptr;
    1.90 +
    1.91 +  return self;
    1.92 +}
    1.93 +
    1.94 +void
    1.95 +gst_moz_video_buffer_set_data(GstMozVideoBuffer* self, GstMozVideoBufferData* data)
    1.96 +{
    1.97 +  g_return_if_fail(GST_IS_MOZ_VIDEO_BUFFER(self));
    1.98 +
    1.99 +  self->data = data;
   1.100 +}
   1.101 +
   1.102 +GstMozVideoBufferData*
   1.103 +gst_moz_video_buffer_get_data(const GstMozVideoBuffer* self)
   1.104 +{
   1.105 +  g_return_val_if_fail(GST_IS_MOZ_VIDEO_BUFFER(self), nullptr);
   1.106 +
   1.107 +  return self->data;
   1.108 +}
   1.109 +
   1.110 +GType
   1.111 +gst_moz_video_buffer_data_get_type(void)
   1.112 +{
   1.113 +  static volatile gsize g_define_type_id__volatile = 0;
   1.114 +
   1.115 +  if(g_once_init_enter(&g_define_type_id__volatile)) {
   1.116 +    GType g_define_type_id =
   1.117 +        g_boxed_type_register_static(g_intern_static_string("GstMozVideoBufferData"),
   1.118 +                                     (GBoxedCopyFunc)GstMozVideoBufferData::Copy,
   1.119 +                                     (GBoxedFreeFunc)GstMozVideoBufferData::Free);
   1.120 +    g_once_init_leave(&g_define_type_id__volatile, g_define_type_id);
   1.121 +  }
   1.122 +
   1.123 +  return g_define_type_id__volatile;
   1.124 +}
   1.125 +
   1.126 +}