src/i965_decoder_utils.h

   1 /*
   2  * Copyright (C) 2006-2012 Intel Corporation
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  21  * DEALINGS IN THE SOFTWARE.
  22  */
  23
  24 #ifndef I965_DECODER_UTILS_H
  25 #define I965_DECODER_UTILS_H
  26
  27 #include "i965_decoder.h"
  28 #include "intel_batchbuffer.h"
  29
  30 struct decode_state;
  31
  32 int
  33 mpeg2_wa_slice_vertical_position(
  34     struct decode_state           *decode_state,
  35     VAPictureParameterBufferMPEG2 *pic_param
  36 );
  37
  38 void
  39 mpeg2_set_reference_surfaces(
  40     VADriverContextP               ctx,
  41     GenFrameStore                  ref_frames[MAX_GEN_REFERENCE_FRAMES],
  42     struct decode_state           *decode_state,
  43     VAPictureParameterBufferMPEG2 *pic_param
  44 );
  45
  46 void
  47 avc_gen_default_iq_matrix(VAIQMatrixBufferH264 *iq_matrix);
  48
  49 unsigned int
  50 avc_get_first_mb_bit_offset(
  51     dri_bo                     *slice_data_bo,
  52     VASliceParameterBufferH264 *slice_param,
  53     unsigned int                mode_flag
  54 );
  55
  56 unsigned int
  57 avc_get_first_mb_bit_offset_with_epb(
  58     dri_bo                     *slice_data_bo,
  59     VASliceParameterBufferH264 *slice_param,
  60     unsigned int                mode_flag
  61 );
  62
  63 void
  64 gen5_fill_avc_ref_idx_state(
  65     uint8_t             state[32],
  66     const VAPictureH264 ref_list[32],
  67     unsigned int        ref_list_count,
  68     const GenFrameStore frame_store[MAX_GEN_REFERENCE_FRAMES]
  69 );
  70
  71 void
  72 gen6_send_avc_ref_idx_state(
  73     struct intel_batchbuffer         *batch,
  74     const VASliceParameterBufferH264 *slice_param,
  75     const GenFrameStore               frame_store[MAX_GEN_REFERENCE_FRAMES]
  76 );
  77
  78 VAStatus
  79 intel_decoder_sanity_check_input(VADriverContextP ctx,
  80                                  VAProfile profile,
  81                                  struct decode_state *decode_state);
  82
  83 void
  84 intel_update_avc_frame_store_index(VADriverContextP ctx,
  85                                    struct decode_state *decode_state,
  86                                    VAPictureParameterBufferH264 *pic_param,
  87                                    GenFrameStore frame_store[MAX_GEN_REFERENCE_FRAMES]);
  88
  89 void
  90 intel_update_vc1_frame_store_index(VADriverContextP ctx,
  91                                    struct decode_state *decode_state,
  92                                    VAPictureParameterBufferVC1 *pic_param,
  93                                    GenFrameStore frame_store[MAX_GEN_REFERENCE_FRAMES]);
  94
  95 VASliceParameterBufferMPEG2 *
  96 intel_mpeg2_find_next_slice(struct decode_state *decode_state,
  97                             VAPictureParameterBufferMPEG2 *pic_param,
  98                             VASliceParameterBufferMPEG2 *slice_param,
  99                             int *group_idx,
 100                             int *element_idx);
 101
 102 #endif /* I965_DECODER_UTILS_H */