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      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 #define RENCODE_FW_INTERFACE_MAJOR_VERSION		1
     32 #define RENCODE_FW_INTERFACE_MINOR_VERSION		2
     33 
     34 #define RENCODE_IB_PARAM_SESSION_INFO				0x00000001
     35 #define RENCODE_IB_PARAM_TASK_INFO  				0x00000002
     36 #define RENCODE_IB_PARAM_SESSION_INIT				0x00000003
     37 #define RENCODE_IB_PARAM_LAYER_CONTROL				0x00000004
     38 #define RENCODE_IB_PARAM_LAYER_SELECT				0x00000005
     39 #define RENCODE_IB_PARAM_RATE_CONTROL_SESSION_INIT 		0x00000006
     40 #define RENCODE_IB_PARAM_RATE_CONTROL_LAYER_INIT	 	0x00000007
     41 #define RENCODE_IB_PARAM_RATE_CONTROL_PER_PICTURE 		0x00000008
     42 #define RENCODE_IB_PARAM_QUALITY_PARAMS 			0x00000009
     43 #define RENCODE_IB_PARAM_SLICE_HEADER				0x0000000a
     44 #define RENCODE_IB_PARAM_ENCODE_PARAMS				0x0000000b
     45 #define RENCODE_IB_PARAM_INTRA_REFRESH				0x0000000c
     46 #define RENCODE_IB_PARAM_ENCODE_CONTEXT_BUFFER  		0x0000000d
     47 #define RENCODE_IB_PARAM_VIDEO_BITSTREAM_BUFFER 		0x0000000e
     48 #define RENCODE_IB_PARAM_FEEDBACK_BUFFER			0x00000010
     49 #define RENCODE_IB_PARAM_DIRECT_OUTPUT_NALU			0x00000020
     50 
     51 #define RENCODE_H264_IB_PARAM_SLICE_CONTROL			0x00200001
     52 #define RENCODE_H264_IB_PARAM_SPEC_MISC 			0x00200002
     53 #define RENCODE_H264_IB_PARAM_ENCODE_PARAMS			0x00200003
     54 #define RENCODE_H264_IB_PARAM_DEBLOCKING_FILTER 		0x00200004
     55 
     56 #define RENCODE_IB_OP_INITIALIZE    				0x01000001
     57 #define RENCODE_IB_OP_CLOSE_SESSION 				0x01000002
     58 #define RENCODE_IB_OP_ENCODE        				0x01000003
     59 #define RENCODE_IB_OP_INIT_RC       				0x01000004
     60 #define RENCODE_IB_OP_INIT_RC_VBV_BUFFER_LEVEL  		0x01000005
     61 #define RENCODE_IB_OP_SET_SPEED_ENCODING_MODE   		0x01000006
     62 #define RENCODE_IB_OP_SET_BALANCE_ENCODING_MODE 		0x01000007
     63 #define RENCODE_IB_OP_SET_QUALITY_ENCODING_MODE 		0x01000008
     64 
     65 #define RENCODE_IF_MAJOR_VERSION_MASK				0xFFFF0000
     66 #define RENCODE_IF_MAJOR_VERSION_SHIFT				16
     67 #define RENCODE_IF_MINOR_VERSION_MASK				0x0000FFFF
     68 #define RENCODE_IF_MINOR_VERSION_SHIFT				0
     69 
     70 #define RENCODE_ENCODE_STANDARD_H264				1
     71 
     72 #define RENCODE_PREENCODE_MODE_NONE 				0x00000000
     73 #define RENCODE_PREENCODE_MODE_1X   				0x00000001
     74 #define RENCODE_PREENCODE_MODE_2X   				0x00000002
     75 #define RENCODE_PREENCODE_MODE_4X   				0x00000004
     76 
     77 #define RENCODE_H264_SLICE_CONTROL_MODE_FIXED_MBS       	0x00000000
     78 #define RENCODE_H264_SLICE_CONTROL_MODE_FIXED_BITS      	0x00000001
     79 
     80 #define RENCODE_RATE_CONTROL_METHOD_NONE        		0x00000000
     81 #define RENCODE_RATE_CONTROL_METHOD_LATENCY_CONSTRAINED_VBR  	0x00000001
     82 #define RENCODE_RATE_CONTROL_METHOD_PEAK_CONSTRAINED_VBR 	0x00000002
     83 #define RENCODE_RATE_CONTROL_METHOD_CBR         		0x00000003
     84 
     85 #define RENCODE_DIRECT_OUTPUT_NALU_TYPE_AUD 			0x00000000
     86 #define RENCODE_DIRECT_OUTPUT_NALU_TYPE_VPS 			0x00000001
     87 #define RENCODE_DIRECT_OUTPUT_NALU_TYPE_SPS 			0x00000002
     88 #define RENCODE_DIRECT_OUTPUT_NALU_TYPE_PPS 			0x00000003
     89 #define RENCODE_DIRECT_OUTPUT_NALU_TYPE_PREFIX			0x00000004
     90 #define RENCODE_DIRECT_OUTPUT_NALU_TYPE_END_OF_SEQUENCE 	0x00000005
     91 
     92 #define RENCODE_SLICE_HEADER_TEMPLATE_MAX_TEMPLATE_SIZE_IN_DWORDS  	16
     93 #define RENCODE_SLICE_HEADER_TEMPLATE_MAX_NUM_INSTRUCTIONS  		16
     94 
     95 #define RENCODE_HEADER_INSTRUCTION_END  			0x00000000
     96 #define RENCODE_HEADER_INSTRUCTION_COPY 			0x00000001
     97 
     98 #define RENCODE_H264_HEADER_INSTRUCTION_FIRST_MB		0x00020000
     99 #define RENCODE_H264_HEADER_INSTRUCTION_SLICE_QP_DELTA 	0x00020001
    100 
    101 #define RENCODE_PICTURE_TYPE_B					0
    102 #define RENCODE_PICTURE_TYPE_P					1
    103 #define RENCODE_PICTURE_TYPE_I					2
    104 #define RENCODE_PICTURE_TYPE_P_SKIP				3
    105 
    106 #define RENCODE_INPUT_SWIZZLE_MODE_LINEAR			0
    107 #define RENCODE_INPUT_SWIZZLE_MODE_256B_S			1
    108 #define RENCODE_INPUT_SWIZZLE_MODE_4kB_S			5
    109 #define RENCODE_INPUT_SWIZZLE_MODE_64kB_S			9
    110 
    111 #define RENCODE_H264_PICTURE_STRUCTURE_FRAME			0
    112 #define RENCODE_H264_PICTURE_STRUCTURE_TOP_FIELD		1
    113 #define RENCODE_H264_PICTURE_STRUCTURE_BOTTOM_FIELD		2
    114 
    115 #define RENCODE_H264_INTERLACING_MODE_PROGRESSIVE           	0
    116 #define RENCODE_H264_INTERLACING_MODE_INTERLACED_STACKED    	1
    117 #define RENCODE_H264_INTERLACING_MODE_INTERLACED_INTERLEAVED 	2
    118 
    119 #define RENCODE_H264_DISABLE_DEBLOCKING_FILTER_IDC_ENABLE                       	0
    120 #define RENCODE_H264_DISABLE_DEBLOCKING_FILTER_IDC_DISABLE                      	1
    121 #define RENCODE_H264_DISABLE_DEBLOCKING_FILTER_IDC_DISALBE_ACROSS_SLICE_BOUNDARY 	2
    122 
    123 #define RENCODE_INTRA_REFRESH_MODE_NONE     			0
    124 #define RENCODE_INTRA_REFRESH_MODE_CTB_MB_ROWS			1
    125 #define RENCODE_INTRA_REFRESH_MODE_CTB_MB_COLUMNS		2
    126 
    127 #define RENCODE_MAX_NUM_RECONSTRUCTED_PICTURES			34
    128 
    129 #define RENCODE_REC_SWIZZLE_MODE_LINEAR     			0
    130 #define RENCODE_REC_SWIZZLE_MODE_256B_S     			1
    131 
    132 #define RENCODE_VIDEO_BITSTREAM_BUFFER_MODE_LINEAR		0
    133 #define RENCODE_VIDEO_BITSTREAM_BUFFER_MODE_CIRCULAR   	1
    134 
    135 #define RENCODE_FEEDBACK_BUFFER_MODE_LINEAR 			0
    136 #define RENCODE_FEEDBACK_BUFFER_MODE_CIRCULAR			1
    137 
    138 typedef struct rvcn_enc_session_info_s
    139 {
    140     uint32_t	interface_version;
    141     uint32_t	sw_context_address_hi;
    142     uint32_t	sw_context_address_lo;
    143 } rvcn_enc_session_info_t;
    144 
    145 typedef struct rvcn_enc_task_info_s
    146 {
    147     uint32_t	total_size_of_all_packages;
    148     uint32_t	task_id;
    149     uint32_t	allowed_max_num_feedbacks;
    150 } rvcn_enc_task_info_t;
    151 
    152 typedef struct rvcn_enc_session_init_s
    153 {
    154     uint32_t	encode_standard;
    155     uint32_t	aligned_picture_width;
    156     uint32_t	aligned_picture_height;
    157     uint32_t	padding_width;
    158     uint32_t	padding_height;
    159     uint32_t	pre_encode_mode;
    160     uint32_t	pre_encode_chroma_enabled;
    161 } rvcn_enc_session_init_t;
    162 
    163 typedef struct rvcn_enc_layer_control_s
    164 {
    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 {
    171     uint32_t	temporal_layer_index;
    172 } rvcn_enc_layer_select_t;
    173 
    174 typedef struct rvcn_enc_h264_slice_control_s
    175 {
    176     uint32_t	slice_control_mode;
    177     union
    178     {
    179         uint32_t	num_mbs_per_slice;
    180         uint32_t	num_bits_per_slice;
    181     };
    182 } rvcn_enc_h264_slice_control_t;
    183 
    184 typedef struct rvcn_enc_h264_spec_misc_s
    185 {
    186     uint32_t	constrained_intra_pred_flag;
    187     uint32_t	cabac_enable;
    188     uint32_t	cabac_init_idc;
    189     uint32_t	half_pel_enabled;
    190     uint32_t	quarter_pel_enabled;
    191     uint32_t	profile_idc;
    192     uint32_t	level_idc;
    193 } rvcn_enc_h264_spec_misc_t;
    194 
    195 typedef struct rvcn_enc_rate_ctl_session_init_s
    196 {
    197     uint32_t	rate_control_method;
    198     uint32_t	vbv_buffer_level;
    199 } rvcn_enc_rate_ctl_session_init_t;
    200 
    201 typedef struct rvcn_enc_rate_ctl_layer_init_s
    202 {
    203     uint32_t	target_bit_rate;
    204     uint32_t	peak_bit_rate;
    205     uint32_t	frame_rate_num;
    206     uint32_t	frame_rate_den;
    207     uint32_t	vbv_buffer_size;
    208     uint32_t	avg_target_bits_per_picture;
    209     uint32_t	peak_bits_per_picture_integer;
    210     uint32_t	peak_bits_per_picture_fractional;
    211 } rvcn_enc_rate_ctl_layer_init_t;
    212 
    213 typedef struct rvcn_enc_rate_ctl_per_picture_s
    214 {
    215     uint32_t	qp;
    216     uint32_t	min_qp_app;
    217     uint32_t	max_qp_app;
    218     uint32_t	max_au_size;
    219     uint32_t	enabled_filler_data;
    220     uint32_t	skip_frame_enable;
    221     uint32_t	enforce_hrd;
    222 } rvcn_enc_rate_ctl_per_picture_t;
    223 
    224 typedef struct rvcn_enc_quality_params_s
    225 {
    226     uint32_t	vbaq_mode;
    227     uint32_t	scene_change_sensitivity;
    228     uint32_t	scene_change_min_idr_interval;
    229 } rvcn_enc_quality_params_t;
    230 
    231 typedef struct rvcn_enc_direct_output_nalu_s
    232 {
    233     uint32_t	type;
    234     uint32_t	size;
    235     uint32_t	data[1];
    236 } rvcn_enc_direct_output_nalu_t;
    237 
    238 typedef struct rvcn_enc_slice_header_s
    239 {
    240     uint32_t	bitstream_template[RENCODE_SLICE_HEADER_TEMPLATE_MAX_TEMPLATE_SIZE_IN_DWORDS];
    241     struct {
    242         uint32_t	instruction;
    243         uint32_t	num_bits;
    244     } instructions[RENCODE_SLICE_HEADER_TEMPLATE_MAX_NUM_INSTRUCTIONS];
    245 } rvcn_enc_slice_header_t;
    246 
    247 typedef struct rvcn_enc_encode_params_s
    248 {
    249     uint32_t	pic_type;
    250     uint32_t	allowed_max_bitstream_size;
    251     uint32_t	input_picture_luma_address_hi;
    252     uint32_t	input_picture_luma_address_lo;
    253     uint32_t	input_picture_chroma_address_hi;
    254     uint32_t	input_picture_chroma_address_lo;
    255     uint32_t	input_pic_luma_pitch;
    256     uint32_t	input_pic_chroma_pitch;
    257     uint8_t	input_pic_swizzle_mode;
    258     uint32_t	reference_picture_index;
    259     uint32_t	reconstructed_picture_index;
    260 } rvcn_enc_encode_params_t;
    261 
    262 typedef struct rvcn_enc_h264_encode_params_s
    263 {
    264     uint32_t	input_picture_structure;
    265     uint32_t	interlaced_mode;
    266     uint32_t	reference_picture_structure;
    267     uint32_t	reference_picture1_index;
    268 } rvcn_enc_h264_encode_params_t;
    269 
    270 typedef struct rvcn_enc_h264_deblocking_filter_s
    271 {
    272     uint32_t	disable_deblocking_filter_idc;
    273     int32_t 	alpha_c0_offset_div2;
    274     int32_t 	beta_offset_div2;
    275     int32_t 	cb_qp_offset;
    276     int32_t 	cr_qp_offset;
    277 } rvcn_enc_h264_deblocking_filter_t;
    278 
    279 typedef struct rvcn_enc_intra_refresh_s
    280 {
    281     uint32_t	intra_refresh_mode;
    282     uint32_t	offset;
    283     uint32_t	region_size;
    284 } rvcn_enc_intra_refresh_t;
    285 
    286 typedef struct rvcn_enc_reconstructed_picture_s
    287 {
    288     uint32_t	luma_offset;
    289     uint32_t	chroma_offset;
    290 } rvcn_enc_reconstructed_picture_t;
    291 
    292 typedef struct rvcn_enc_encode_context_buffer_s
    293 {
    294     uint32_t	encode_context_address_hi;
    295     uint32_t	encode_context_address_lo;
    296     uint32_t	swizzle_mode;
    297     uint32_t	rec_luma_pitch;
    298     uint32_t	rec_chroma_pitch;
    299     uint32_t	num_reconstructed_pictures;
    300     rvcn_enc_reconstructed_picture_t	reconstructed_pictures[RENCODE_MAX_NUM_RECONSTRUCTED_PICTURES];
    301     uint32_t	pre_encode_picture_luma_pitch;
    302     uint32_t	pre_encode_picture_chroma_pitch;
    303     rvcn_enc_reconstructed_picture_t	pre_encode_reconstructed_pictures[RENCODE_MAX_NUM_RECONSTRUCTED_PICTURES];
    304     rvcn_enc_reconstructed_picture_t	pre_encode_input_picture;
    305 } rvcn_enc_encode_context_buffer_t;
    306 
    307 typedef struct rvcn_enc_video_bitstream_buffer_s
    308 {
    309     uint32_t	mode;
    310     uint32_t	video_bitstream_buffer_address_hi;
    311     uint32_t	video_bitstream_buffer_address_lo;
    312     uint32_t	video_bitstream_buffer_size;
    313     uint32_t	video_bitstream_data_offset;
    314 } rvcn_enc_video_bitstream_buffer_t;
    315 
    316 typedef struct rvcn_enc_feedback_buffer_s
    317 {
    318     uint32_t	mode;
    319     uint32_t	feedback_buffer_address_hi;
    320     uint32_t	feedback_buffer_address_lo;
    321     uint32_t	feedback_buffer_size;
    322     uint32_t	feedback_data_size;
    323 } rvcn_enc_feedback_buffer_t;
    324 
    325 typedef void (*radeon_enc_get_buffer)(struct pipe_resource *resource,
    326 		struct pb_buffer **handle,
    327 		struct radeon_surf **surface);
    328 
    329 struct pipe_video_codec *radeon_create_encoder(struct pipe_context *context,
    330 		const struct pipe_video_codec *templat,
    331 		struct radeon_winsys* ws,
    332 		radeon_enc_get_buffer get_buffer);
    333 
    334 struct radeon_enc_h264_enc_pic {
    335 	enum	pipe_h264_enc_picture_type picture_type;
    336 
    337 	unsigned	frame_num;
    338 	unsigned	pic_order_cnt;
    339 	unsigned	pic_order_cnt_type;
    340 	unsigned	ref_idx_l0;
    341 	unsigned	ref_idx_l1;
    342 	unsigned	crop_left;
    343 	unsigned	crop_right;
    344 	unsigned	crop_top;
    345 	unsigned	crop_bottom;
    346 
    347 	bool	not_referenced;
    348 	bool	is_idr;
    349 	bool	is_even_frame;
    350 
    351 	rvcn_enc_task_info_t	task_info;
    352 	rvcn_enc_session_init_t	session_init;
    353 	rvcn_enc_layer_control_t	layer_ctrl;
    354 	rvcn_enc_layer_select_t	layer_sel;
    355 	rvcn_enc_h264_slice_control_t	slice_ctrl;
    356 	rvcn_enc_h264_spec_misc_t	spec_misc;
    357 	rvcn_enc_rate_ctl_session_init_t	rc_session_init;
    358 	rvcn_enc_rate_ctl_layer_init_t	rc_layer_init;
    359 	rvcn_enc_h264_encode_params_t	h264_enc_params;
    360 	rvcn_enc_h264_deblocking_filter_t	h264_deblock;
    361 	rvcn_enc_rate_ctl_per_picture_t	rc_per_pic;
    362 	rvcn_enc_quality_params_t	quality_params;
    363 	rvcn_enc_encode_context_buffer_t	ctx_buf;
    364 	rvcn_enc_video_bitstream_buffer_t	bit_buf;
    365 	rvcn_enc_feedback_buffer_t	fb_buf;
    366 	rvcn_enc_intra_refresh_t	intra_ref;
    367 	rvcn_enc_encode_params_t	enc_params;
    368 };
    369 
    370 struct radeon_encoder {
    371 	struct pipe_video_codec		base;
    372 
    373 	void (*begin)(struct radeon_encoder *enc, struct pipe_h264_enc_picture_desc *pic);
    374 	void (*encode)(struct radeon_encoder *enc);
    375 	void (*destroy)(struct radeon_encoder *enc);
    376 
    377 	unsigned			stream_handle;
    378 
    379 	struct pipe_screen		*screen;
    380 	struct radeon_winsys*		ws;
    381 	struct radeon_winsys_cs*	cs;
    382 
    383 	radeon_enc_get_buffer			get_buffer;
    384 
    385 	struct pb_buffer*	handle;
    386 	struct radeon_surf*		luma;
    387 	struct radeon_surf*		chroma;
    388 
    389 	struct pb_buffer*	bs_handle;
    390 	unsigned			bs_size;
    391 
    392 	unsigned			cpb_num;
    393 
    394 	struct rvid_buffer		*si;
    395 	struct rvid_buffer		*fb;
    396 	struct rvid_buffer		cpb;
    397 	struct radeon_enc_h264_enc_pic	enc_pic;
    398 
    399 	unsigned			alignment;
    400 	unsigned			shifter;
    401 	unsigned			bits_in_shifter;
    402 	unsigned			num_zeros;
    403 	unsigned			byte_index;
    404 	unsigned			bits_output;
    405 	uint32_t			total_task_size;
    406 	uint32_t*			p_task_size;
    407 
    408 	bool				emulation_prevention;
    409 	bool				need_feedback;
    410 };
    411 
    412 void radeon_enc_1_2_init(struct radeon_encoder *enc);
    413 
    414 #endif  // _RADEON_VCN_ENC_H
    415