1 files changed, 95 insertions, 0 deletions
diff --git a/gst-libs/gst/video/gstbasevideoutils.h b/gst-libs/gst/video/gstbasevideoutils.h
new file mode 100644
index 00000000..e832fe76
--- /dev/null
+++ b/gst-libs/gst/video/gstbasevideoutils.h
@@ -0,0 +1,95 @@
+/* GStreamer
+ * Copyright (C) 2008 David Schleef <ds@schleef.org>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef _GST_BASE_VIDEO_UTILS_H_
+#define _GST_BASE_VIDEO_UTILS_H_
+
+#ifndef GST_USE_UNSTABLE_API
+#warning "The base video utils API is unstable and may change in future."
+#warning "You can define GST_USE_UNSTABLE_API to avoid this warning."
+#endif
+
+#include <gst/gst.h>
+#include <gst/video/video.h>
+#include <gst/base/gstadapter.h>
+
+G_BEGIN_DECLS
+
+typedef struct _GstVideoState GstVideoState;
+typedef struct _GstVideoFrame GstVideoFrame;
+
+struct _GstVideoState
+{
+  GstVideoFormat format;
+  int width, height;
+  int fps_n, fps_d;
+  int par_n, par_d;
+  gboolean interlaced;
+  gboolean top_field_first;
+
+  int clean_width, clean_height;
+  int clean_offset_left, clean_offset_top;
+
+  int bytes_per_picture;
+
+  GstSegment segment;
+
+  int picture_number;
+};
+
+struct _GstVideoFrame
+{
+  guint64 decode_timestamp;
+  guint64 presentation_timestamp;
+  guint64 presentation_duration;
+
+  gint system_frame_number;
+  gint decode_frame_number;
+  gint presentation_frame_number;
+
+  int distance_from_sync;
+  gboolean is_sync_point;
+  gboolean is_eos;
+
+  GstBuffer *sink_buffer;
+  GstBuffer *src_buffer;
+
+  int field_index;
+  int n_fields;
+
+  void *coder_hook;
+};
+
+gboolean gst_base_video_rawvideo_convert (GstVideoState *state,
+    GstFormat src_format, gint64 src_value,
+    GstFormat * dest_format, gint64 *dest_value);
+gboolean gst_base_video_encoded_video_convert (GstVideoState *state,
+    GstFormat src_format, gint64 src_value,
+    GstFormat * dest_format, gint64 *dest_value);
+
+gboolean gst_base_video_state_from_caps (GstVideoState *state,
+    GstCaps *caps);
+
+GstClockTime gst_video_state_get_timestamp (const GstVideoState *state,
+    int frame_number);
+
+G_END_DECLS
+
+#endif
+