1 files changed, 170 insertions, 0 deletions
diff --git a/mesalib/src/gallium/include/pipe/p_video_codec.h b/mesalib/src/gallium/include/pipe/p_video_codec.h
new file mode 100644
index 000000000..196d00bc5
--- /dev/null
+++ b/mesalib/src/gallium/include/pipe/p_video_codec.h
@@ -0,0 +1,170 @@
+/**************************************************************************
+ *
+ * Copyright 2009 Younes Manton.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef PIPE_VIDEO_CONTEXT_H
+#define PIPE_VIDEO_CONTEXT_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "pipe/p_video_state.h"
+
+struct pipe_screen;
+struct pipe_surface;
+struct pipe_macroblock;
+struct pipe_picture_desc;
+struct pipe_fence_handle;
+
+/**
+ * Gallium video codec for a specific format/profile
+ */
+struct pipe_video_codec
+{
+   struct pipe_context *context;
+
+   enum pipe_video_profile profile;
+   unsigned level;
+   enum pipe_video_entrypoint entrypoint;
+   enum pipe_video_chroma_format chroma_format;
+   unsigned width;
+   unsigned height;
+   unsigned max_references;
+   bool expect_chunked_decode;
+
+   /**
+    * destroy this video decoder
+    */
+   void (*destroy)(struct pipe_video_codec *codec);
+
+   /**
+    * start decoding of a new frame
+    */
+   void (*begin_frame)(struct pipe_video_codec *codec,
+                       struct pipe_video_buffer *target,
+                       struct pipe_picture_desc *picture);
+
+   /**
+    * decode a macroblock
+    */
+   void (*decode_macroblock)(struct pipe_video_codec *codec,
+                             struct pipe_video_buffer *target,
+                             struct pipe_picture_desc *picture,
+                             const struct pipe_macroblock *macroblocks,
+                             unsigned num_macroblocks);
+
+   /**
+    * decode a bitstream
+    */
+   void (*decode_bitstream)(struct pipe_video_codec *codec,
+                            struct pipe_video_buffer *target,
+                            struct pipe_picture_desc *picture,
+                            unsigned num_buffers,
+                            const void * const *buffers,
+                            const unsigned *sizes);
+
+   /**
+    * encode to a bitstream
+    */
+   void (*encode_bitstream)(struct pipe_video_codec *codec,
+                            struct pipe_video_buffer *source,
+                            struct pipe_resource *destination,
+                            void **feedback);
+
+   /**
+    * end decoding of the current frame
+    */
+   void (*end_frame)(struct pipe_video_codec *codec,
+                     struct pipe_video_buffer *target,
+                     struct pipe_picture_desc *picture);
+
+   /**
+    * flush any outstanding command buffers to the hardware
+    * should be called before a video_buffer is acessed by the state tracker again
+    */
+   void (*flush)(struct pipe_video_codec *codec);
+
+   /**
+    * get encoder feedback
+    */
+   void (*get_feedback)(struct pipe_video_codec *codec, void *feedback, unsigned *size);
+};
+
+/**
+ * output for decoding / input for displaying
+ */
+struct pipe_video_buffer
+{
+   struct pipe_context *context;
+
+   enum pipe_format buffer_format;
+   enum pipe_video_chroma_format chroma_format;
+   unsigned width;
+   unsigned height;
+   bool interlaced;
+
+   /**
+    * destroy this video buffer
+    */
+   void (*destroy)(struct pipe_video_buffer *buffer);
+
+   /**
+    * get a individual sampler view for each plane
+    */
+   struct pipe_sampler_view **(*get_sampler_view_planes)(struct pipe_video_buffer *buffer);
+
+   /**
+    * get a individual sampler view for each component
+    */
+   struct pipe_sampler_view **(*get_sampler_view_components)(struct pipe_video_buffer *buffer);
+
+   /**
+    * get a individual surfaces for each plane
+    */
+   struct pipe_surface **(*get_surfaces)(struct pipe_video_buffer *buffer);
+
+   /*
+    * auxiliary associated data
+    */
+   void *associated_data;
+
+   /*
+    * codec where the associated data came from
+    */
+   struct pipe_video_codec *codec;
+
+   /*
+    * destroy the associated data
+    */
+   void (*destroy_associated_data)(void *associated_data);
+};
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* PIPE_VIDEO_CONTEXT_H */