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  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. #endif /* I965_DECODER_UTILS_H */
  79.