src/gallium/drivers/radeon/radeon_vce.h

   1 /**************************************************************************
   2  *
   3  * Copyright 2013 Advanced Micro Devices, Inc.
   4  * All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the
   8  * "Software"), to deal in the Software without restriction, including
   9  * without limitation the rights to use, copy, modify, merge, publish,
  10  * distribute, sub license, and/or sell copies of the Software, and to
  11  * permit persons to whom the Software is furnished to do so, subject to
  12  * the following conditions:
  13  *
  14  * The above copyright notice and this permission notice (including the
  15  * next paragraph) shall be included in all copies or substantial portions
  16  * of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  21  * IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR
  22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  *
  26  **************************************************************************/
  27
  28 /*
  29  * Authors:
  30  *      Christian König <christian.koenig@amd.com>
  31  *
  32  */
  33
  34 #ifndef RADEON_VCE_H
  35 #define RADEON_VCE_H
  36
  37 #include "util/list.h"
  38
  39 #define RVCE_CS(value) (enc->cs->buf[enc->cs->cdw++] = (value))
  40 #define RVCE_BEGIN(cmd) { uint32_t *begin = &enc->cs->buf[enc->cs->cdw++]; RVCE_CS(cmd)
  41 #define RVCE_READ(buf, domain, off) rvce_add_buffer(enc, (buf), RADEON_USAGE_READ, (domain), (off))
  42 #define RVCE_WRITE(buf, domain, off) rvce_add_buffer(enc, (buf), RADEON_USAGE_WRITE, (domain), (off))
  43 #define RVCE_READWRITE(buf, domain, off) rvce_add_buffer(enc, (buf), RADEON_USAGE_READWRITE, (domain), (off))
  44 #define RVCE_END() *begin = (&enc->cs->buf[enc->cs->cdw] - begin) * 4; }
  45
  46 #define RVCE_MAX_BITSTREAM_OUTPUT_ROW_SIZE (4096 * 16 * 2.5)
  47 #define RVCE_MAX_AUX_BUFFER_NUM 4
  48
  49 struct r600_common_screen;
  50
  51 /* driver dependent callback */
  52 typedef void (*rvce_get_buffer)(struct pipe_resource *resource,
  53                                 struct radeon_winsys_cs_handle **handle,
  54                                 struct radeon_surf **surface);
  55
  56 /* Coded picture buffer slot */
  57 struct rvce_cpb_slot {
  58         struct list_head                list;
  59
  60         unsigned                        index;
  61         enum pipe_h264_enc_picture_type picture_type;
  62         unsigned                        frame_num;
  63         unsigned                        pic_order_cnt;
  64 };
  65
  66 /* VCE encoder representation */
  67 struct rvce_encoder {
  68         struct pipe_video_codec         base;
  69
  70         /* version specific packets */
  71         void (*session)(struct rvce_encoder *enc);
  72         void (*create)(struct rvce_encoder *enc);
  73         void (*feedback)(struct rvce_encoder *enc);
  74         void (*rate_control)(struct rvce_encoder *enc);
  75         void (*config_extension)(struct rvce_encoder *enc);
  76         void (*pic_control)(struct rvce_encoder *enc);
  77         void (*motion_estimation)(struct rvce_encoder *enc);
  78         void (*rdo)(struct rvce_encoder *enc);
  79         void (*vui)(struct rvce_encoder *enc);
  80         void (*encode)(struct rvce_encoder *enc);
  81         void (*destroy)(struct rvce_encoder *enc);
  82
  83         unsigned                        stream_handle;
  84
  85         struct pipe_screen              *screen;
  86         struct radeon_winsys*           ws;
  87         struct radeon_winsys_cs*        cs;
  88
  89         rvce_get_buffer                 get_buffer;
  90
  91         struct radeon_winsys_cs_handle* handle;
  92         struct radeon_surf*             luma;
  93         struct radeon_surf*             chroma;
  94
  95         struct radeon_winsys_cs_handle* bs_handle;
  96         unsigned                        bs_size;
  97
  98         struct rvce_cpb_slot            *cpb_array;
  99         struct list_head                cpb_slots;
 100         unsigned                        cpb_num;
 101
 102         struct rvid_buffer              *fb;
 103         struct rvid_buffer              cpb;
 104         struct pipe_h264_enc_picture_desc pic;
 105         bool                            use_vm;
 106         bool                            use_vui;
 107         bool                            use_2p;
 108 };
 109
 110 /* CPB handling functions */
 111 struct rvce_cpb_slot *current_slot(struct rvce_encoder *enc);
 112 struct rvce_cpb_slot *l0_slot(struct rvce_encoder *enc);
 113 struct rvce_cpb_slot *l1_slot(struct rvce_encoder *enc);
 114 void rvce_frame_offset(struct rvce_encoder *enc, struct rvce_cpb_slot *slot,
 115                        unsigned *luma_offset, unsigned *chroma_offset);
 116
 117 struct pipe_video_codec *rvce_create_encoder(struct pipe_context *context,
 118                                              const struct pipe_video_codec *templat,
 119                                              struct radeon_winsys* ws,
 120                                              rvce_get_buffer get_buffer);
 121
 122 bool rvce_is_fw_version_supported(struct r600_common_screen *rscreen);
 123
 124 void rvce_add_buffer(struct rvce_encoder *enc, struct radeon_winsys_cs_handle *buf,
 125                      enum radeon_bo_usage usage, enum radeon_bo_domain domain,
 126                      uint32_t offset);
 127
 128 /* init vce fw 40.2.2 specific callbacks */
 129 void radeon_vce_40_2_2_init(struct rvce_encoder *enc);
 130
 131 /* init vce fw 50 specific callbacks */
 132 void radeon_vce_50_init(struct rvce_encoder *enc);
 133
 134 #endif