src/gallium/drivers/nouveau/nv50/nv84_video.h

   1 /*
   2  * Copyright 2013 Ilia Mirkin
   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 shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20  * OTHER DEALINGS IN THE SOFTWARE.
  21  */
  22
  23 #ifndef NV84_VIDEO_H_
  24 #define NV84_VIDEO_H_
  25
  26 #include "vl/vl_decoder.h"
  27 #include "vl/vl_video_buffer.h"
  28 #include "vl/vl_types.h"
  29
  30 #include "vl/vl_mpeg12_bitstream.h"
  31
  32 #include "util/u_video.h"
  33
  34 #include "nv50/nv50_context.h"
  35
  36 /* These are expected to be on their own pushbufs */
  37 #define SUBC_BSP(m) 2, (m)
  38 #define SUBC_VP(m) 2, (m)
  39
  40 union pipe_desc {
  41    struct pipe_picture_desc *base;
  42    struct pipe_mpeg12_picture_desc *mpeg12;
  43    struct pipe_mpeg4_picture_desc *mpeg4;
  44    struct pipe_vc1_picture_desc *vc1;
  45    struct pipe_h264_picture_desc *h264;
  46 };
  47
  48 struct nv84_video_buffer {
  49    struct pipe_video_buffer base;
  50    struct pipe_resource *resources[VL_NUM_COMPONENTS];
  51    struct pipe_sampler_view *sampler_view_planes[VL_NUM_COMPONENTS];
  52    struct pipe_sampler_view *sampler_view_components[VL_NUM_COMPONENTS];
  53    struct pipe_surface *surfaces[VL_NUM_COMPONENTS * 2];
  54
  55    struct nouveau_bo *interlaced, *full;
  56    int mvidx;
  57    unsigned frame_num, frame_num_max;
  58 };
  59
  60 struct nv84_decoder {
  61    struct pipe_video_codec base;
  62    struct nouveau_client *client;
  63    struct nouveau_object *bsp_channel, *vp_channel, *bsp, *vp;
  64    struct nouveau_pushbuf *bsp_pushbuf, *vp_pushbuf;
  65    struct nouveau_bufctx *bsp_bufctx, *vp_bufctx;
  66
  67    struct nouveau_bo *bsp_fw, *bsp_data;
  68    struct nouveau_bo *vp_fw, *vp_data;
  69    struct nouveau_bo *mbring, *vpring;
  70
  71    /*
  72     * states:
  73     *  0: init
  74     *  1: vpring/mbring cleared, bsp is ready
  75     *  2: bsp is done, vp is ready
  76     * and then vp it back to 1
  77     */
  78    struct nouveau_bo *fence;
  79
  80    struct nouveau_bo *bitstream;
  81    struct nouveau_bo *vp_params;
  82
  83    size_t vp_fw2_offset;
  84
  85    unsigned frame_mbs, frame_size;
  86    /* VPRING layout:
  87         RESIDUAL
  88         CTRL
  89         DEBLOCK
  90         0x1000
  91    */
  92    unsigned vpring_deblock, vpring_residual, vpring_ctrl;
  93
  94
  95    struct vl_mpg12_bs *mpeg12_bs;
  96
  97    struct nouveau_bo *mpeg12_bo;
  98    void *mpeg12_mb_info;
  99    uint16_t *mpeg12_data;
 100    const int *zscan;
 101    uint8_t mpeg12_intra_matrix[64];
 102    uint8_t mpeg12_non_intra_matrix[64];
 103 };
 104
 105 static INLINE uint32_t mb(uint32_t coord)
 106 {
 107    return (coord + 0xf)>>4;
 108 }
 109
 110 static INLINE uint32_t mb_half(uint32_t coord)
 111 {
 112    return (coord + 0x1f)>>5;
 113 }
 114
 115 int
 116 nv84_decoder_bsp(struct nv84_decoder *dec,
 117                  struct pipe_h264_picture_desc *desc,
 118                  unsigned num_buffers,
 119                  const void *const *data,
 120                  const unsigned *num_bytes,
 121                  struct nv84_video_buffer *dest);
 122
 123 void
 124 nv84_decoder_vp_h264(struct nv84_decoder *dec,
 125                      struct pipe_h264_picture_desc *desc,
 126                      struct nv84_video_buffer *dest);
 127
 128 void
 129 nv84_decoder_vp_mpeg12_mb(struct nv84_decoder *dec,
 130                           struct pipe_mpeg12_picture_desc *desc,
 131                           const struct pipe_mpeg12_macroblock *mb);
 132
 133 void
 134 nv84_decoder_vp_mpeg12(struct nv84_decoder *dec,
 135                        struct pipe_mpeg12_picture_desc *desc,
 136                        struct nv84_video_buffer *dest);
 137
 138 #endif