2 * Copyright (C) 2012 Intel Corporation
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the
6 * "Software"), to deal in the Software without restriction, including
7 * without limitation the rights to use, copy, modify, merge, publish,
8 * distribute, sub license, and/or sell copies of the Software, and to
9 * permit persons to whom the Software is furnished to do so, subject to
10 * the following conditions:
12 * The above copyright notice and this permission notice (including the
13 * next paragraph) shall be included in all copies or substantial portions
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
19 * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
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25 #ifndef I965_DECODER_H
26 #define I965_DECODER_H
32 #include <va/va_dec_vp8.h>
33 #include <va/va_dec_hevc.h>
34 #include <intel_bufmgr.h>
36 #define MAX_GEN_REFERENCE_FRAMES 16
37 #define MAX_GEN_HCP_REFERENCE_FRAMES 8
39 #define ALLOC_GEN_BUFFER(gen_buffer, string, size) do { \
40 dri_bo_unreference(gen_buffer->bo); \
41 gen_buffer->bo = dri_bo_alloc(i965->intel.bufmgr, \
45 assert(gen_buffer->bo); \
46 gen_buffer->valid = 1; \
49 #define FREE_GEN_BUFFER(gen_buffer) do { \
50 dri_bo_unreference(gen_buffer->bo); \
51 gen_buffer->bo = NULL; \
52 gen_buffer->valid = 0; \
55 typedef struct gen_frame_store GenFrameStore;
56 struct gen_frame_store {
57 VASurfaceID surface_id;
59 struct object_surface *obj_surface;
61 /* This represents the time when this frame store was last used to
62 hold a reference frame. This is not connected to a presentation
63 timestamp (PTS), and this is not a common decoding time stamp
64 (DTS) either. It serves the purpose of tracking retired
65 reference frame candidates.
67 This is only used for H.264 decoding on platforms before Haswell */
71 typedef struct gen_frame_store_context GenFrameStoreContext;
72 struct gen_frame_store_context {
77 typedef struct gen_buffer GenBuffer;
84 gen75_dec_hw_context_init(VADriverContextP ctx, struct object_config *obj_config);
86 extern struct hw_context *
87 gen8_dec_hw_context_init(VADriverContextP ctx, struct object_config *obj_config);
88 #endif /* I965_DECODER_H */