1 files changed, 166 insertions, 0 deletions
diff --git a/gst-libs/gst/video/gstbasevideodecoder.h b/gst-libs/gst/video/gstbasevideodecoder.h
new file mode 100644
index 00000000..1daf728c
--- /dev/null
+++ b/gst-libs/gst/video/gstbasevideodecoder.h
@@ -0,0 +1,166 @@
+/* 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_DECODER_H_
+#define _GST_BASE_VIDEO_DECODER_H_
+
+#ifndef GST_USE_UNSTABLE_API
+#warning "GstBaseVideoDecoder is unstable API and may change in future."
+#warning "You can define GST_USE_UNSTABLE_API to avoid this warning."
+#endif
+
+#include <gst/video/gstbasevideocodec.h>
+
+G_BEGIN_DECLS
+
+#define GST_TYPE_BASE_VIDEO_DECODER \
+  (gst_base_video_decoder_get_type())
+#define GST_BASE_VIDEO_DECODER(obj) \
+  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_BASE_VIDEO_DECODER,GstBaseVideoDecoder))
+#define GST_BASE_VIDEO_DECODER_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_BASE_VIDEO_DECODER,GstBaseVideoDecoderClass))
+#define GST_BASE_VIDEO_DECODER_GET_CLASS(obj) \
+  (G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_BASE_VIDEO_DECODER,GstBaseVideoDecoderClass))
+#define GST_IS_BASE_VIDEO_DECODER(obj) \
+  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_BASE_VIDEO_DECODER))
+#define GST_IS_BASE_VIDEO_DECODER_CLASS(obj) \
+  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_BASE_VIDEO_DECODER))
+
+/**
+ * GST_BASE_VIDEO_DECODER_SINK_NAME:
+ *
+ * The name of the templates for the sink pad.
+ */
+#define GST_BASE_VIDEO_DECODER_SINK_NAME    "sink"
+/**
+ * GST_BASE_VIDEO_DECODER_SRC_NAME:
+ *
+ * The name of the templates for the source pad.
+ */
+#define GST_BASE_VIDEO_DECODER_SRC_NAME     "src"
+
+/**
+ * GST_BASE_VIDEO_DECODER_FLOW_NEED_DATA:
+ *
+ * Custom GstFlowReturn value indicating that more data is needed.
+ */
+#define GST_BASE_VIDEO_DECODER_FLOW_NEED_DATA GST_FLOW_CUSTOM_SUCCESS
+
+
+typedef struct _GstBaseVideoDecoder GstBaseVideoDecoder;
+typedef struct _GstBaseVideoDecoderClass GstBaseVideoDecoderClass;
+
+struct _GstBaseVideoDecoder
+{
+  GstBaseVideoCodec base_video_codec;
+
+  /*< private >*/
+  GstAdapter *input_adapter;
+  GstAdapter *output_adapter;
+
+  GList *frames;
+
+  gboolean have_sync;
+  gboolean discont;
+  gboolean started;
+
+  GstVideoState state;
+
+  gboolean sink_clipping;
+
+  guint64 presentation_frame_number;
+  guint64 system_frame_number;
+
+  GstCaps *caps;
+  gboolean have_src_caps;
+
+  GstVideoFrame *current_frame;
+
+  int distance_from_sync;
+  int reorder_depth;
+
+  GstClockTime buffer_timestamp;
+
+  GstClockTime timestamp_offset;
+
+  gdouble proportion;
+  GstClockTime earliest_time;
+
+  GstBuffer *codec_data;
+
+  guint64 offset;
+  GstClockTime last_timestamp;
+
+  GstClockTime last_sink_timestamp;
+  GstClockTime last_sink_offset_end;
+  guint64 base_picture_number;
+
+  int field_index;
+};
+
+struct _GstBaseVideoDecoderClass
+{
+  GstBaseVideoCodecClass base_video_codec_class;
+
+  gboolean (*set_format) (GstBaseVideoDecoder *coder, GstVideoFormat,
+      int width, int height, int fps_n, int fps_d,
+      int par_n, int par_d);
+  gboolean (*start) (GstBaseVideoDecoder *coder);
+  gboolean (*stop) (GstBaseVideoDecoder *coder);
+  gboolean (*reset) (GstBaseVideoDecoder *coder);
+  int (*scan_for_sync) (GstBaseVideoDecoder *decoder, gboolean at_eos,
+      int offset, int n);
+  GstFlowReturn (*parse_data) (GstBaseVideoDecoder *decoder, gboolean at_eos);
+  gboolean (*finish) (GstBaseVideoDecoder *coder, GstVideoFrame *frame);
+  GstFlowReturn (*handle_frame) (GstBaseVideoDecoder *coder, GstVideoFrame *frame);
+  GstFlowReturn (*shape_output) (GstBaseVideoDecoder *coder, GstVideoFrame *frame);
+  GstCaps *(*get_caps) (GstBaseVideoDecoder *coder);
+
+};
+
+GType gst_base_video_decoder_get_type (void);
+
+int gst_base_video_decoder_get_width (GstBaseVideoDecoder *coder);
+int gst_base_video_decoder_get_height (GstBaseVideoDecoder *coder);
+
+guint64 gst_base_video_decoder_get_timestamp_offset (GstBaseVideoDecoder *coder);
+
+GstVideoFrame *gst_base_video_decoder_get_frame (GstBaseVideoDecoder *coder,
+    int frame_number);
+void gst_base_video_decoder_add_to_frame (GstBaseVideoDecoder *base_video_decoder,
+    int n_bytes);
+GstFlowReturn gst_base_video_decoder_finish_frame (GstBaseVideoDecoder *base_video_decoder,
+    GstVideoFrame *frame);
+GstFlowReturn gst_base_video_decoder_end_of_stream (GstBaseVideoDecoder *base_video_decoder,
+    GstBuffer *buffer);
+GstFlowReturn
+gst_base_video_decoder_have_frame (GstBaseVideoDecoder *base_video_decoder);
+GstVideoState * gst_base_video_decoder_get_state (GstBaseVideoDecoder *base_video_decoder);
+void gst_base_video_decoder_set_state (GstBaseVideoDecoder *base_video_decoder,
+    GstVideoState *state);
+void gst_base_video_decoder_lost_sync (GstBaseVideoDecoder *base_video_decoder);
+void gst_base_video_decoder_set_sync_point (GstBaseVideoDecoder *base_video_decoder);
+
+void gst_base_video_decoder_set_src_caps (GstBaseVideoDecoder *base_video_decoder);
+
+
+G_END_DECLS
+
+#endif
+