1 /**************************************************************************
2  *
3  * Copyright 2017 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 #ifndef _RADEON_VCN_ENC_H
29 #define _RADEON_VCN_ENC_H
30 
31 #include "radeon_video.h"
32 
33 #define RENCODE_IB_OP_INITIALIZE                                                    0x01000001
34 #define RENCODE_IB_OP_CLOSE_SESSION                                                 0x01000002
35 #define RENCODE_IB_OP_ENCODE                                                        0x01000003
36 #define RENCODE_IB_OP_INIT_RC                                                       0x01000004
37 #define RENCODE_IB_OP_INIT_RC_VBV_BUFFER_LEVEL                                      0x01000005
38 #define RENCODE_IB_OP_SET_SPEED_ENCODING_MODE                                       0x01000006
39 #define RENCODE_IB_OP_SET_BALANCE_ENCODING_MODE                                     0x01000007
40 #define RENCODE_IB_OP_SET_QUALITY_ENCODING_MODE                                     0x01000008
41 
42 #define RENCODE_IF_MAJOR_VERSION_MASK                                               0xFFFF0000
43 #define RENCODE_IF_MAJOR_VERSION_SHIFT                                              16
44 #define RENCODE_IF_MINOR_VERSION_MASK                                               0x0000FFFF
45 #define RENCODE_IF_MINOR_VERSION_SHIFT                                              0
46 
47 #define RENCODE_ENGINE_TYPE_ENCODE                                                  1
48 
49 #define RENCODE_ENCODE_STANDARD_HEVC                                                0
50 #define RENCODE_ENCODE_STANDARD_H264                                                1
51 
52 #define RENCODE_PREENCODE_MODE_NONE                                                 0x00000000
53 #define RENCODE_PREENCODE_MODE_1X                                                   0x00000001
54 #define RENCODE_PREENCODE_MODE_2X                                                   0x00000002
55 #define RENCODE_PREENCODE_MODE_4X                                                   0x00000004
56 
57 #define RENCODE_H264_SLICE_CONTROL_MODE_FIXED_MBS                                   0x00000000
58 #define RENCODE_H264_SLICE_CONTROL_MODE_FIXED_BITS                                  0x00000001
59 
60 #define RENCODE_HEVC_SLICE_CONTROL_MODE_FIXED_CTBS                                  0x00000000
61 #define RENCODE_HEVC_SLICE_CONTROL_MODE_FIXED_BITS                                  0x00000001
62 
63 #define RENCODE_RATE_CONTROL_METHOD_NONE                                            0x00000000
64 #define RENCODE_RATE_CONTROL_METHOD_LATENCY_CONSTRAINED_VBR                         0x00000001
65 #define RENCODE_RATE_CONTROL_METHOD_PEAK_CONSTRAINED_VBR                            0x00000002
66 #define RENCODE_RATE_CONTROL_METHOD_CBR                                             0x00000003
67 
68 #define RENCODE_DIRECT_OUTPUT_NALU_TYPE_AUD                                         0x00000000
69 #define RENCODE_DIRECT_OUTPUT_NALU_TYPE_VPS                                         0x00000001
70 #define RENCODE_DIRECT_OUTPUT_NALU_TYPE_SPS                                         0x00000002
71 #define RENCODE_DIRECT_OUTPUT_NALU_TYPE_PPS                                         0x00000003
72 #define RENCODE_DIRECT_OUTPUT_NALU_TYPE_PREFIX                                      0x00000004
73 #define RENCODE_DIRECT_OUTPUT_NALU_TYPE_END_OF_SEQUENCE                             0x00000005
74 
75 #define RENCODE_SLICE_HEADER_TEMPLATE_MAX_TEMPLATE_SIZE_IN_DWORDS                   16
76 #define RENCODE_SLICE_HEADER_TEMPLATE_MAX_NUM_INSTRUCTIONS                          16
77 
78 #define RENCODE_HEADER_INSTRUCTION_END                                              0x00000000
79 #define RENCODE_HEADER_INSTRUCTION_COPY                                             0x00000001
80 
81 #define RENCODE_HEVC_HEADER_INSTRUCTION_DEPENDENT_SLICE_END                         0x00010000
82 #define RENCODE_HEVC_HEADER_INSTRUCTION_FIRST_SLICE                                 0x00010001
83 #define RENCODE_HEVC_HEADER_INSTRUCTION_SLICE_SEGMENT                               0x00010002
84 #define RENCODE_HEVC_HEADER_INSTRUCTION_SLICE_QP_DELTA                              0x00010003
85 
86 #define RENCODE_H264_HEADER_INSTRUCTION_FIRST_MB                                    0x00020000
87 #define RENCODE_H264_HEADER_INSTRUCTION_SLICE_QP_DELTA                              0x00020001
88 
89 #define RENCODE_PICTURE_TYPE_B                                                      0
90 #define RENCODE_PICTURE_TYPE_P                                                      1
91 #define RENCODE_PICTURE_TYPE_I                                                      2
92 #define RENCODE_PICTURE_TYPE_P_SKIP                                                 3
93 
94 #define RENCODE_INPUT_SWIZZLE_MODE_LINEAR                                           0
95 #define RENCODE_INPUT_SWIZZLE_MODE_256B_S                                           1
96 #define RENCODE_INPUT_SWIZZLE_MODE_4kB_S                                            5
97 #define RENCODE_INPUT_SWIZZLE_MODE_64kB_S                                           9
98 
99 #define RENCODE_H264_PICTURE_STRUCTURE_FRAME                                        0
100 #define RENCODE_H264_PICTURE_STRUCTURE_TOP_FIELD                                    1
101 #define RENCODE_H264_PICTURE_STRUCTURE_BOTTOM_FIELD                                 2
102 
103 #define RENCODE_H264_INTERLACING_MODE_PROGRESSIVE                                   0
104 #define RENCODE_H264_INTERLACING_MODE_INTERLACED_STACKED                            1
105 #define RENCODE_H264_INTERLACING_MODE_INTERLACED_INTERLEAVED                        2
106 
107 #define RENCODE_H264_DISABLE_DEBLOCKING_FILTER_IDC_ENABLE                           0
108 #define RENCODE_H264_DISABLE_DEBLOCKING_FILTER_IDC_DISABLE                          1
109 #define RENCODE_H264_DISABLE_DEBLOCKING_FILTER_IDC_DISALBE_ACROSS_SLICE_BOUNDARY    2
110 
111 #define RENCODE_INTRA_REFRESH_MODE_NONE                                             0
112 #define RENCODE_INTRA_REFRESH_MODE_CTB_MB_ROWS                                      1
113 #define RENCODE_INTRA_REFRESH_MODE_CTB_MB_COLUMNS                                   2
114 
115 #define RENCODE_MAX_NUM_RECONSTRUCTED_PICTURES                                      34
116 
117 #define RENCODE_REC_SWIZZLE_MODE_LINEAR                                             0
118 #define RENCODE_REC_SWIZZLE_MODE_256B_S                                             1
119 
120 #define RENCODE_VIDEO_BITSTREAM_BUFFER_MODE_LINEAR                                  0
121 #define RENCODE_VIDEO_BITSTREAM_BUFFER_MODE_CIRCULAR                                1
122 
123 #define RENCODE_FEEDBACK_BUFFER_MODE_LINEAR                                         0
124 #define RENCODE_FEEDBACK_BUFFER_MODE_CIRCULAR                                       1
125 
126 #define RADEON_ENC_CS(value) (enc->cs->current.buf[enc->cs->current.cdw++] = (value))
127 #define RADEON_ENC_BEGIN(cmd)                                                                      \
128    {                                                                                               \
129       uint32_t *begin = &enc->cs->current.buf[enc->cs->current.cdw++];                             \
130       RADEON_ENC_CS(cmd)
131 #define RADEON_ENC_READ(buf, domain, off)                                                          \
132    radeon_enc_add_buffer(enc, (buf), RADEON_USAGE_READ, (domain), (off))
133 #define RADEON_ENC_WRITE(buf, domain, off)                                                         \
134    radeon_enc_add_buffer(enc, (buf), RADEON_USAGE_WRITE, (domain), (off))
135 #define RADEON_ENC_READWRITE(buf, domain, off)                                                     \
136    radeon_enc_add_buffer(enc, (buf), RADEON_USAGE_READWRITE, (domain), (off))
137 #define RADEON_ENC_END()                                                                           \
138    *begin = (&enc->cs->current.buf[enc->cs->current.cdw] - begin) * 4;                             \
139    enc->total_task_size += *begin;                                                                 \
140    }
141 
142 typedef struct rvcn_enc_session_info_s {
143    uint32_t interface_version;
144    uint32_t sw_context_address_hi;
145    uint32_t sw_context_address_lo;
146 } rvcn_enc_session_info_t;
147 
148 typedef struct rvcn_enc_task_info_s {
149    uint32_t total_size_of_all_packages;
150    uint32_t task_id;
151    uint32_t allowed_max_num_feedbacks;
152 } rvcn_enc_task_info_t;
153 
154 typedef struct rvcn_enc_session_init_s {
155    uint32_t encode_standard;
156    uint32_t aligned_picture_width;
157    uint32_t aligned_picture_height;
158    uint32_t padding_width;
159    uint32_t padding_height;
160    uint32_t pre_encode_mode;
161    uint32_t pre_encode_chroma_enabled;
162 } rvcn_enc_session_init_t;
163 
164 typedef struct rvcn_enc_layer_control_s {
165    uint32_t max_num_temporal_layers;
166    uint32_t num_temporal_layers;
167 } rvcn_enc_layer_control_t;
168 
169 typedef struct rvcn_enc_layer_select_s {
170    uint32_t temporal_layer_index;
171 } rvcn_enc_layer_select_t;
172 
173 typedef struct rvcn_enc_h264_slice_control_s {
174    uint32_t slice_control_mode;
175    union {
176       uint32_t num_mbs_per_slice;
177       uint32_t num_bits_per_slice;
178    };
179 } rvcn_enc_h264_slice_control_t;
180 
181 typedef struct rvcn_enc_hevc_slice_control_s {
182    uint32_t slice_control_mode;
183    union {
184       struct {
185          uint32_t num_ctbs_per_slice;
186          uint32_t num_ctbs_per_slice_segment;
187       } fixed_ctbs_per_slice;
188 
189       struct {
190          uint32_t num_bits_per_slice;
191          uint32_t num_bits_per_slice_segment;
192       } fixed_bits_per_slice;
193    };
194 } rvcn_enc_hevc_slice_control_t;
195 
196 typedef struct rvcn_enc_h264_spec_misc_s {
197    uint32_t constrained_intra_pred_flag;
198    uint32_t cabac_enable;
199    uint32_t cabac_init_idc;
200    uint32_t half_pel_enabled;
201    uint32_t quarter_pel_enabled;
202    uint32_t profile_idc;
203    uint32_t level_idc;
204    uint32_t b_picture_enabled;
205    uint32_t weighted_bipred_idc;
206 } rvcn_enc_h264_spec_misc_t;
207 
208 typedef struct rvcn_enc_hevc_spec_misc_s {
209    uint32_t log2_min_luma_coding_block_size_minus3;
210    uint32_t amp_disabled;
211    uint32_t strong_intra_smoothing_enabled;
212    uint32_t constrained_intra_pred_flag;
213    uint32_t cabac_init_flag;
214    uint32_t half_pel_enabled;
215    uint32_t quarter_pel_enabled;
216 } rvcn_enc_hevc_spec_misc_t;
217 
218 typedef struct rvcn_enc_rate_ctl_session_init_s {
219    uint32_t rate_control_method;
220    uint32_t vbv_buffer_level;
221 } rvcn_enc_rate_ctl_session_init_t;
222 
223 typedef struct rvcn_enc_rate_ctl_layer_init_s {
224    uint32_t target_bit_rate;
225    uint32_t peak_bit_rate;
226    uint32_t frame_rate_num;
227    uint32_t frame_rate_den;
228    uint32_t vbv_buffer_size;
229    uint32_t avg_target_bits_per_picture;
230    uint32_t peak_bits_per_picture_integer;
231    uint32_t peak_bits_per_picture_fractional;
232 } rvcn_enc_rate_ctl_layer_init_t;
233 
234 typedef struct rvcn_enc_rate_ctl_per_picture_s {
235    uint32_t qp;
236    uint32_t min_qp_app;
237    uint32_t max_qp_app;
238    uint32_t max_au_size;
239    uint32_t enabled_filler_data;
240    uint32_t skip_frame_enable;
241    uint32_t enforce_hrd;
242 } rvcn_enc_rate_ctl_per_picture_t;
243 
244 typedef struct rvcn_enc_quality_params_s {
245    uint32_t vbaq_mode;
246    uint32_t scene_change_sensitivity;
247    uint32_t scene_change_min_idr_interval;
248    uint32_t two_pass_search_center_map_mode;
249 } rvcn_enc_quality_params_t;
250 
251 typedef struct rvcn_enc_direct_output_nalu_s {
252    uint32_t type;
253    uint32_t size;
254    uint32_t data[1];
255 } rvcn_enc_direct_output_nalu_t;
256 
257 typedef struct rvcn_enc_slice_header_s {
258    uint32_t bitstream_template[RENCODE_SLICE_HEADER_TEMPLATE_MAX_TEMPLATE_SIZE_IN_DWORDS];
259    struct {
260       uint32_t instruction;
261       uint32_t num_bits;
262    } instructions[RENCODE_SLICE_HEADER_TEMPLATE_MAX_NUM_INSTRUCTIONS];
263 } rvcn_enc_slice_header_t;
264 
265 typedef struct rvcn_enc_h264_reference_picture_info_s {
266    unsigned int pic_type;
267    unsigned int is_long_term;
268    unsigned int picture_structure;
269    unsigned int pic_order_cnt;
270 } rvcn_enc_h264_reference_picture_info_t;
271 
272 typedef struct rvcn_enc_encode_params_s {
273    uint32_t pic_type;
274    uint32_t allowed_max_bitstream_size;
275    uint32_t input_picture_luma_address_hi;
276    uint32_t input_picture_luma_address_lo;
277    uint32_t input_picture_chroma_address_hi;
278    uint32_t input_picture_chroma_address_lo;
279    uint32_t input_pic_luma_pitch;
280    uint32_t input_pic_chroma_pitch;
281    uint8_t input_pic_swizzle_mode;
282    uint32_t reference_picture_index;
283    uint32_t reconstructed_picture_index;
284 } rvcn_enc_encode_params_t;
285 
286 typedef struct rvcn_enc_h264_encode_params_s {
287    uint32_t input_picture_structure;
288    uint32_t input_pic_order_cnt;
289    uint32_t interlaced_mode;
290    uint32_t reference_picture_structure;
291    uint32_t reference_picture1_index;
292    rvcn_enc_h264_reference_picture_info_t picture_info_l0_reference_picture0;
293    uint32_t l0_reference_picture1_index;
294    rvcn_enc_h264_reference_picture_info_t picture_info_l0_reference_picture1;
295    uint32_t l1_reference_picture0_index;
296    rvcn_enc_h264_reference_picture_info_t picture_info_l1_reference_picture0;
297 } rvcn_enc_h264_encode_params_t;
298 
299 typedef struct rvcn_enc_h264_deblocking_filter_s {
300    uint32_t disable_deblocking_filter_idc;
301    int32_t alpha_c0_offset_div2;
302    int32_t beta_offset_div2;
303    int32_t cb_qp_offset;
304    int32_t cr_qp_offset;
305 } rvcn_enc_h264_deblocking_filter_t;
306 
307 typedef struct rvcn_enc_hevc_deblocking_filter_s {
308    uint32_t loop_filter_across_slices_enabled;
309    int32_t deblocking_filter_disabled;
310    int32_t beta_offset_div2;
311    int32_t tc_offset_div2;
312    int32_t cb_qp_offset;
313    int32_t cr_qp_offset;
314 } rvcn_enc_hevc_deblocking_filter_t;
315 
316 typedef struct rvcn_enc_intra_refresh_s {
317    uint32_t intra_refresh_mode;
318    uint32_t offset;
319    uint32_t region_size;
320 } rvcn_enc_intra_refresh_t;
321 
322 typedef struct rvcn_enc_reconstructed_picture_s {
323    uint32_t luma_offset;
324    uint32_t chroma_offset;
325 } rvcn_enc_reconstructed_picture_t;
326 
327 typedef struct rvcn_enc_pre_encode_input_picture_s {
328    union {
329       struct {
330          uint32_t luma_offset;
331          uint32_t chroma_offset;
332       } yuv;
333       struct {
334          uint32_t red_offset;
335          uint32_t green_offset;
336          uint32_t blue_offset;
337       } rgb;
338    };
339 } rvcn_enc_pre_encode_input_picture_t;
340 
341 typedef struct rvcn_enc_encode_context_buffer_s {
342    uint32_t encode_context_address_hi;
343    uint32_t encode_context_address_lo;
344    uint32_t swizzle_mode;
345    uint32_t rec_luma_pitch;
346    uint32_t rec_chroma_pitch;
347    uint32_t num_reconstructed_pictures;
348    rvcn_enc_reconstructed_picture_t reconstructed_pictures[RENCODE_MAX_NUM_RECONSTRUCTED_PICTURES];
349    uint32_t pre_encode_picture_luma_pitch;
350    uint32_t pre_encode_picture_chroma_pitch;
351    rvcn_enc_reconstructed_picture_t
352       pre_encode_reconstructed_pictures[RENCODE_MAX_NUM_RECONSTRUCTED_PICTURES];
353    rvcn_enc_reconstructed_picture_t pre_encode_input_picture;
354 } rvcn_enc_encode_context_buffer_t;
355 
356 typedef struct rvcn_enc_video_bitstream_buffer_s {
357    uint32_t mode;
358    uint32_t video_bitstream_buffer_address_hi;
359    uint32_t video_bitstream_buffer_address_lo;
360    uint32_t video_bitstream_buffer_size;
361    uint32_t video_bitstream_data_offset;
362 } rvcn_enc_video_bitstream_buffer_t;
363 
364 typedef struct rvcn_enc_feedback_buffer_s {
365    uint32_t mode;
366    uint32_t feedback_buffer_address_hi;
367    uint32_t feedback_buffer_address_lo;
368    uint32_t feedback_buffer_size;
369    uint32_t feedback_data_size;
370 } rvcn_enc_feedback_buffer_t;
371 
372 typedef struct rvcn_enc_cmd_s {
373    uint32_t session_info;
374    uint32_t task_info;
375    uint32_t session_init;
376    uint32_t layer_control;
377    uint32_t layer_select;
378    uint32_t rc_session_init;
379    uint32_t rc_layer_init;
380    uint32_t rc_per_pic;
381    uint32_t quality_params;
382    uint32_t slice_header;
383    uint32_t enc_params;
384    uint32_t intra_refresh;
385    uint32_t ctx;
386    uint32_t bitstream;
387    uint32_t feedback;
388    uint32_t nalu;
389    uint32_t slice_control_hevc;
390    uint32_t spec_misc_hevc;
391    uint32_t enc_params_hevc;
392    uint32_t deblocking_filter_hevc;
393    uint32_t slice_control_h264;
394    uint32_t spec_misc_h264;
395    uint32_t enc_params_h264;
396    uint32_t deblocking_filter_h264;
397    uint32_t input_format;
398    uint32_t output_format;
399 } rvcn_enc_cmd_t;
400 
401 typedef void (*radeon_enc_get_buffer)(struct pipe_resource *resource, struct pb_buffer **handle,
402                                       struct radeon_surf **surface);
403 
404 struct pipe_video_codec *radeon_create_encoder(struct pipe_context *context,
405                                                const struct pipe_video_codec *templat,
406                                                struct radeon_winsys *ws,
407                                                radeon_enc_get_buffer get_buffer);
408 
409 struct radeon_enc_pic {
410    enum pipe_h264_enc_picture_type picture_type;
411 
412    unsigned frame_num;
413    unsigned pic_order_cnt;
414    unsigned pic_order_cnt_type;
415    unsigned ref_idx_l0;
416    unsigned ref_idx_l1;
417    unsigned crop_left;
418    unsigned crop_right;
419    unsigned crop_top;
420    unsigned crop_bottom;
421    unsigned general_tier_flag;
422    unsigned general_profile_idc;
423    unsigned general_level_idc;
424    unsigned max_poc;
425    unsigned log2_max_poc;
426    unsigned chroma_format_idc;
427    unsigned pic_width_in_luma_samples;
428    unsigned pic_height_in_luma_samples;
429    unsigned log2_diff_max_min_luma_coding_block_size;
430    unsigned log2_min_transform_block_size_minus2;
431    unsigned log2_diff_max_min_transform_block_size;
432    unsigned max_transform_hierarchy_depth_inter;
433    unsigned max_transform_hierarchy_depth_intra;
434    unsigned log2_parallel_merge_level_minus2;
435    unsigned bit_depth_luma_minus8;
436    unsigned bit_depth_chroma_minus8;
437    unsigned nal_unit_type;
438    unsigned max_num_merge_cand;
439 
440    bool not_referenced;
441    bool is_idr;
442    bool is_even_frame;
443    bool sample_adaptive_offset_enabled_flag;
444    bool pcm_enabled_flag;
445    bool sps_temporal_mvp_enabled_flag;
446 
447    rvcn_enc_session_info_t session_info;
448    rvcn_enc_task_info_t task_info;
449    rvcn_enc_session_init_t session_init;
450    rvcn_enc_layer_control_t layer_ctrl;
451    rvcn_enc_layer_select_t layer_sel;
452    rvcn_enc_h264_slice_control_t slice_ctrl;
453    rvcn_enc_hevc_slice_control_t hevc_slice_ctrl;
454    rvcn_enc_h264_spec_misc_t spec_misc;
455    rvcn_enc_hevc_spec_misc_t hevc_spec_misc;
456    rvcn_enc_rate_ctl_session_init_t rc_session_init;
457    rvcn_enc_rate_ctl_layer_init_t rc_layer_init;
458    rvcn_enc_h264_encode_params_t h264_enc_params;
459    rvcn_enc_h264_deblocking_filter_t h264_deblock;
460    rvcn_enc_hevc_deblocking_filter_t hevc_deblock;
461    rvcn_enc_rate_ctl_per_picture_t rc_per_pic;
462    rvcn_enc_quality_params_t quality_params;
463    rvcn_enc_encode_context_buffer_t ctx_buf;
464    rvcn_enc_video_bitstream_buffer_t bit_buf;
465    rvcn_enc_feedback_buffer_t fb_buf;
466    rvcn_enc_intra_refresh_t intra_ref;
467    rvcn_enc_encode_params_t enc_params;
468 };
469 
470 struct radeon_encoder {
471    struct pipe_video_codec base;
472 
473    void (*begin)(struct radeon_encoder *enc);
474    void (*encode)(struct radeon_encoder *enc);
475    void (*destroy)(struct radeon_encoder *enc);
476    void (*session_info)(struct radeon_encoder *enc);
477    void (*task_info)(struct radeon_encoder *enc, bool need_feedback);
478    void (*session_init)(struct radeon_encoder *enc);
479    void (*layer_control)(struct radeon_encoder *enc);
480    void (*layer_select)(struct radeon_encoder *enc);
481    void (*slice_control)(struct radeon_encoder *enc);
482    void (*spec_misc)(struct radeon_encoder *enc);
483    void (*rc_session_init)(struct radeon_encoder *enc);
484    void (*rc_layer_init)(struct radeon_encoder *enc);
485    void (*deblocking_filter)(struct radeon_encoder *enc);
486    void (*quality_params)(struct radeon_encoder *enc);
487    void (*nalu_sps)(struct radeon_encoder *enc);
488    void (*nalu_pps)(struct radeon_encoder *enc);
489    void (*nalu_vps)(struct radeon_encoder *enc);
490    void (*nalu_aud)(struct radeon_encoder *enc);
491    void (*slice_header)(struct radeon_encoder *enc);
492    void (*ctx)(struct radeon_encoder *enc);
493    void (*bitstream)(struct radeon_encoder *enc);
494    void (*feedback)(struct radeon_encoder *enc);
495    void (*intra_refresh)(struct radeon_encoder *enc);
496    void (*rc_per_pic)(struct radeon_encoder *enc);
497    void (*encode_params)(struct radeon_encoder *enc);
498    void (*encode_params_codec_spec)(struct radeon_encoder *enc);
499    void (*op_init)(struct radeon_encoder *enc);
500    void (*op_close)(struct radeon_encoder *enc);
501    void (*op_enc)(struct radeon_encoder *enc);
502    void (*op_init_rc)(struct radeon_encoder *enc);
503    void (*op_init_rc_vbv)(struct radeon_encoder *enc);
504    void (*op_speed)(struct radeon_encoder *enc);
505    void (*encode_headers)(struct radeon_encoder *enc);
506    void (*input_format)(struct radeon_encoder *enc);
507    void (*output_format)(struct radeon_encoder *enc);
508 
509    unsigned stream_handle;
510 
511    struct pipe_screen *screen;
512    struct radeon_winsys *ws;
513    struct radeon_cmdbuf *cs;
514 
515    radeon_enc_get_buffer get_buffer;
516 
517    struct pb_buffer *handle;
518    struct radeon_surf *luma;
519    struct radeon_surf *chroma;
520 
521    struct pb_buffer *bs_handle;
522    unsigned bs_size;
523 
524    unsigned cpb_num;
525 
526    struct rvid_buffer *si;
527    struct rvid_buffer *fb;
528    struct rvid_buffer cpb;
529    struct radeon_enc_pic enc_pic;
530    rvcn_enc_cmd_t cmd;
531 
532    unsigned alignment;
533    unsigned shifter;
534    unsigned bits_in_shifter;
535    unsigned num_zeros;
536    unsigned byte_index;
537    unsigned bits_output;
538    uint32_t total_task_size;
539    uint32_t *p_task_size;
540 
541    bool emulation_prevention;
542    bool need_feedback;
543 };
544 
545 void radeon_enc_add_buffer(struct radeon_encoder *enc, struct pb_buffer *buf,
546                            enum radeon_bo_usage usage, enum radeon_bo_domain domain, signed offset);
547 
548 void radeon_enc_set_emulation_prevention(struct radeon_encoder *enc, bool set);
549 
550 void radeon_enc_output_one_byte(struct radeon_encoder *enc, unsigned char byte);
551 
552 void radeon_enc_emulation_prevention(struct radeon_encoder *enc, unsigned char byte);
553 
554 void radeon_enc_code_fixed_bits(struct radeon_encoder *enc, unsigned int value,
555                                 unsigned int num_bits);
556 
557 void radeon_enc_reset(struct radeon_encoder *enc);
558 
559 void radeon_enc_byte_align(struct radeon_encoder *enc);
560 
561 void radeon_enc_flush_headers(struct radeon_encoder *enc);
562 
563 void radeon_enc_code_ue(struct radeon_encoder *enc, unsigned int value);
564 
565 void radeon_enc_code_se(struct radeon_encoder *enc, int value);
566 
567 void radeon_enc_1_2_init(struct radeon_encoder *enc);
568 
569 void radeon_enc_2_0_init(struct radeon_encoder *enc);
570 
571 void radeon_enc_3_0_init(struct radeon_encoder *enc);
572 
573 #endif // _RADEON_VCN_ENC_H
574