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content/media/gstreamer/GStreamerMozVideoBuffer.cpp@6474c204b198 (annotated)

content/media/gstreamer/GStreamerMozVideoBuffer.cpp

Wed, 31 Dec 2014 06:09:35 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Wed, 31 Dec 2014 06:09:35 +0100
changeset 0
6474c204b198
permissions
-rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

michael@0 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0 2 /* vim:set ts=2 sw=2 sts=2 et cindent: */
michael@0 3 /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0 4 * License, v. 2.0. If a copy of the MPL was not distributed with this file,
michael@0 5 * You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0 6
michael@0 7 #include <string.h>
michael@0 8 #include "GStreamerReader.h"
michael@0 9 #include "GStreamerMozVideoBuffer.h"
michael@0 10 #include "ImageContainer.h"
michael@0 11
michael@0 12 namespace mozilla {
michael@0 13
michael@0 14 static GstMozVideoBuffer *gst_moz_video_buffer_copy(GstMozVideoBuffer* self);
michael@0 15 static void gst_moz_video_buffer_finalize(GstMozVideoBuffer* self);
michael@0 16
michael@0 17 // working around GTK+ bug https://bugzilla.gnome.org/show_bug.cgi?id=723899
michael@0 18 #pragma GCC diagnostic push
michael@0 19 #pragma GCC diagnostic ignored "-Wunused-function"
michael@0 20 G_DEFINE_TYPE(GstMozVideoBuffer, gst_moz_video_buffer, GST_TYPE_BUFFER);
michael@0 21 #pragma GCC diagnostic pop
michael@0 22
michael@0 23 static void
michael@0 24 gst_moz_video_buffer_class_init(GstMozVideoBufferClass* klass)
michael@0 25 {
michael@0 26 g_return_if_fail(GST_IS_MOZ_VIDEO_BUFFER_CLASS(klass));
michael@0 27
michael@0 28 GstMiniObjectClass *mo_class = GST_MINI_OBJECT_CLASS(klass);
michael@0 29
michael@0 30 mo_class->copy =(GstMiniObjectCopyFunction)gst_moz_video_buffer_copy;
michael@0 31 mo_class->finalize =(GstMiniObjectFinalizeFunction)gst_moz_video_buffer_finalize;
michael@0 32 }
michael@0 33
michael@0 34 static void
michael@0 35 gst_moz_video_buffer_init(GstMozVideoBuffer* self)
michael@0 36 {
michael@0 37 g_return_if_fail(GST_IS_MOZ_VIDEO_BUFFER(self));
michael@0 38 }
michael@0 39
michael@0 40 static void
michael@0 41 gst_moz_video_buffer_finalize(GstMozVideoBuffer* self)
michael@0 42 {
michael@0 43 g_return_if_fail(GST_IS_MOZ_VIDEO_BUFFER(self));
michael@0 44
michael@0 45 if(self->data)
michael@0 46 g_boxed_free(GST_TYPE_MOZ_VIDEO_BUFFER_DATA, self->data);
michael@0 47
michael@0 48 GST_MINI_OBJECT_CLASS(gst_moz_video_buffer_parent_class)->finalize(GST_MINI_OBJECT(self));
michael@0 49 }
michael@0 50
michael@0 51 static GstMozVideoBuffer*
michael@0 52 gst_moz_video_buffer_copy(GstMozVideoBuffer* self)
michael@0 53 {
michael@0 54 GstMozVideoBuffer* copy;
michael@0 55
michael@0 56 g_return_val_if_fail(GST_IS_MOZ_VIDEO_BUFFER(self), nullptr);
michael@0 57
michael@0 58 copy = gst_moz_video_buffer_new();
michael@0 59
michael@0 60 /* we simply copy everything from our parent */
michael@0 61 GST_BUFFER_DATA(GST_BUFFER_CAST(copy)) =
michael@0 62 (guint8*)g_memdup(GST_BUFFER_DATA(GST_BUFFER_CAST(self)), GST_BUFFER_SIZE(GST_BUFFER_CAST(self)));
michael@0 63
michael@0 64 /* make sure it gets freed(even if the parent is subclassed, we return a
michael@0 65 normal buffer) */
michael@0 66 GST_BUFFER_MALLOCDATA(GST_BUFFER_CAST(copy)) = GST_BUFFER_DATA(GST_BUFFER_CAST(copy));
michael@0 67 GST_BUFFER_SIZE(GST_BUFFER_CAST(copy)) = GST_BUFFER_SIZE(GST_BUFFER_CAST(self));
michael@0 68
michael@0 69 /* copy metadata */
michael@0 70 gst_buffer_copy_metadata(GST_BUFFER_CAST(copy),
michael@0 71 GST_BUFFER_CAST(self),
michael@0 72 (GstBufferCopyFlags)GST_BUFFER_COPY_ALL);
michael@0 73 /* copy videobuffer */
michael@0 74 if(self->data)
michael@0 75 copy->data = (GstMozVideoBufferData*)g_boxed_copy(GST_TYPE_MOZ_VIDEO_BUFFER_DATA, self->data);
michael@0 76
michael@0 77 return copy;
michael@0 78 }
michael@0 79
michael@0 80 GstMozVideoBuffer*
michael@0 81 gst_moz_video_buffer_new(void)
michael@0 82 {
michael@0 83 GstMozVideoBuffer *self;
michael@0 84
michael@0 85 self =(GstMozVideoBuffer*)gst_mini_object_new(GST_TYPE_MOZ_VIDEO_BUFFER);
michael@0 86 self->data = nullptr;
michael@0 87
michael@0 88 return self;
michael@0 89 }
michael@0 90
michael@0 91 void
michael@0 92 gst_moz_video_buffer_set_data(GstMozVideoBuffer* self, GstMozVideoBufferData* data)
michael@0 93 {
michael@0 94 g_return_if_fail(GST_IS_MOZ_VIDEO_BUFFER(self));
michael@0 95
michael@0 96 self->data = data;
michael@0 97 }
michael@0 98
michael@0 99 GstMozVideoBufferData*
michael@0 100 gst_moz_video_buffer_get_data(const GstMozVideoBuffer* self)
michael@0 101 {
michael@0 102 g_return_val_if_fail(GST_IS_MOZ_VIDEO_BUFFER(self), nullptr);
michael@0 103
michael@0 104 return self->data;
michael@0 105 }
michael@0 106
michael@0 107 GType
michael@0 108 gst_moz_video_buffer_data_get_type(void)
michael@0 109 {
michael@0 110 static volatile gsize g_define_type_id__volatile = 0;
michael@0 111
michael@0 112 if(g_once_init_enter(&g_define_type_id__volatile)) {
michael@0 113 GType g_define_type_id =
michael@0 114 g_boxed_type_register_static(g_intern_static_string("GstMozVideoBufferData"),
michael@0 115 (GBoxedCopyFunc)GstMozVideoBufferData::Copy,
michael@0 116 (GBoxedFreeFunc)GstMozVideoBufferData::Free);
michael@0 117 g_once_init_leave(&g_define_type_id__volatile, g_define_type_id);
michael@0 118 }
michael@0 119
michael@0 120 return g_define_type_id__volatile;
michael@0 121 }
michael@0 122
michael@0 123 }

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