1 /* 2 * Copyright (c) 2011 Intel Corporation. All Rights Reserved. 3 * Copyright (c) Imagination Technologies Limited, UK 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining a 6 * copy of this software and associated documentation files (the 7 * "Software"), to deal in the Software without restriction, including 8 * without limitation the rights to use, copy, modify, merge, publish, 9 * distribute, sub license, and/or sell copies of the Software, and to 10 * permit persons to whom the Software is furnished to do so, subject to 11 * the following conditions: 12 * 13 * The above copyright notice and this permission notice (including the 14 * next paragraph) shall be included in all copies or substantial portions 15 * of the Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 20 * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR 21 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 22 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 23 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 24 * 25 * Authors: 26 * Zeng Li <zeng.li (at) intel.com> 27 * Shengquan Yuan <shengquan.yuan (at) intel.com> 28 * Binglin Chen <binglin.chen (at) intel.com> 29 * 30 */ 31 32 33 /* 34 * Description DMA code for mtx Platform : Generic 35 */ 36 37 #ifndef _LNC_HOSTHEADER_H_ 38 #define _LNC_HOSTHEADER_H_ 39 40 41 #include "img_types.h" 42 43 /* Structure contains QP parameters, used with the DoHeader() routine */ 44 typedef struct { 45 IMG_UINT32 H264_QP; 46 IMG_UINT32 H263_MPG4_FrameQ_scale; 47 IMG_UINT32 H263_MPG4_SliceQ_scale; 48 } MTX_QP_INFO; 49 50 /* #include "topaz_vlc_regs.h" */ 51 52 /* Allocating 32 words (128 bytes aligned to 8 bytes) */ 53 #define MAX_HEADERSIZEWORDS (32) 54 55 typedef enum { 56 ELEMENT_STARTCODE_RAWDATA = 0,/* Rawdata that includes a start code */ 57 ELEMENT_RAWDATA, /* Rawdata */ 58 ELEMENT_QP, /* Insert the H264 Picture Header QP parameter (no rawdata) */ 59 ELEMENT_SQP, /* Insert the H264 Slice Header QP parameter (no rawdata) */ 60 ELEMENT_FRAMEQSCALE, /* Insert the H263/MPEG4 Frame Q_scale parameter (vob_quant field) (no rawdata) */ 61 ELEMENT_SLICEQSCALE, /* Insert the H263/MPEG4 Slice Q_scale parameter (quant_scale field) (no rawdata) */ 62 ELEMENT_INSERTBYTEALIGN_H264,/* Insert the byte align field (no rawdata) */ 63 ELEMENT_INSERTBYTEALIGN_MPG4 /* Insert the byte align field (no rawdata) */ 64 } HEADER_ELEMENT_TYPE; 65 66 67 typedef struct _MTX_HEADER_ELEMENT_ { 68 HEADER_ELEMENT_TYPE Element_Type; 69 IMG_UINT8 Size; 70 IMG_UINT8 Bits; 71 } MTX_HEADER_ELEMENT; 72 73 74 typedef struct _MTX_HEADER_PARAMS_ { 75 IMG_UINT32 Elements; 76 MTX_HEADER_ELEMENT asElementStream[MAX_HEADERSIZEWORDS-1]; 77 } MTX_HEADER_PARAMS; 78 79 #define ELEMENTS_EMPTY 9999 80 81 /* H264 Structures 82 */ 83 84 /* Define some constants for the variable elements in the header stream */ 85 typedef enum _SHPROFILES { 86 SH_PROFILE_BP = 0, 87 SH_PROFILE_MP = 1 88 } SH_PROFILE_TYPE; 89 90 /* Level number definitions (integer level numbers, non-intermediary only.. except level 1b) */ 91 typedef enum _SHLEVELS { 92 SH_LEVEL_1 = 10, 93 SH_LEVEL_1B = 111, 94 SH_LEVEL_11 = 11, 95 SH_LEVEL_12 = 12, 96 SH_LEVEL_2 = 20, 97 SH_LEVEL_3 = 30, 98 SH_LEVEL_31 = 31, 99 SH_LEVEL_32 = 32, 100 SH_LEVEL_4 = 40, 101 SH_LEVEL_5 = 50 102 } SH_LEVEL_TYPE; 103 104 105 typedef enum _SLHP_SLICEFRAME_TYPE_ { 106 SLHP_P_SLICEFRAME_TYPE, 107 SLHP_B_SLICEFRAME_TYPE, 108 SLHP_I_SLICEFRAME_TYPE, 109 SLHP_SP_SLICEFRAME_TYPE, 110 SLHP_SI_SLICEFRAME_TYPE, 111 112 SLHP_IDR_SLICEFRAME_TYPE 113 114 } SLHP_SLICEFRAME_TYPE; 115 116 117 /* Input parameters for the header generation 118 * Some of the following data structures may have fields that are actually static.. 119 * may want to prune them down a bit later. 120 */ 121 typedef struct _H264_VUI_PARAMS_STRUC { 122 IMG_UINT32 Time_Scale; 123 IMG_UINT32 bit_rate_value_minus1; /* bitrate/64)-1 */ 124 IMG_UINT32 cbp_size_value_minus1; /* (bitrate*1.5)/16 */ 125 IMG_UINT8 CBR; 126 IMG_UINT8 initial_cpb_removal_delay_length_minus1; 127 IMG_UINT8 cpb_removal_delay_length_minus1; 128 IMG_UINT8 dpb_output_delay_length_minus1; 129 IMG_UINT8 time_offset_length; 130 } H264_VUI_PARAMS; 131 132 typedef struct _H264_CROP_PARAMS_STRUCT_ { 133 IMG_BOOL bClip; 134 IMG_UINT16 LeftCropOffset; 135 IMG_UINT16 RightCropOffset; 136 IMG_UINT16 TopCropOffset; 137 IMG_UINT16 BottomCropOffset; 138 } H264_CROP_PARAMS; 139 140 typedef struct _H264_SEQUENCE_HEADER_PARAMS_STRUC { 141 SH_PROFILE_TYPE ucProfile; 142 SH_LEVEL_TYPE ucLevel; 143 IMG_UINT8 ucMax_num_ref_frames; 144 IMG_UINT8 ucWidth_in_mbs_minus1; 145 IMG_UINT8 ucHeight_in_maps_units_minus1; 146 IMG_UINT8 VUI_Params_Present; 147 H264_VUI_PARAMS VUI_Params; 148 } H264_SEQUENCE_HEADER_PARAMS; 149 150 151 typedef struct _H264_SLICE_HEADER_PARAMS_STRUC { 152 IMG_UINT8 Start_Code_Prefix_Size_Bytes; 153 SLHP_SLICEFRAME_TYPE SliceFrame_Type; 154 IMG_UINT32 First_MB_Address; 155 IMG_UINT8 Frame_Num_DO; 156 IMG_UINT8 Picture_Num_DO; 157 IMG_BOOL bUsesLongTermRef; 158 IMG_BOOL bIsLongTermRef; 159 IMG_UINT8 Disable_Deblocking_Filter_Idc; 160 } H264_SLICE_HEADER_PARAMS; 161 162 163 164 /* MPEG4 Structures 165 */ 166 typedef enum _MPEG4_PROFILE { 167 SP = 1, 168 ASP = 3 169 } MPEG4_PROFILE_TYPE; 170 171 typedef enum _FIXED_VOP_TIME_ENUM { 172 _30FPS = 1, 173 _15FPS = 2, 174 _10FPS = 3 175 } FIXED_VOP_TIME_TYPE; 176 177 typedef struct _VBVPARAMS_STRUC { 178 IMG_UINT32 First_half_bit_rate; 179 IMG_UINT32 Latter_half_bit_rate; 180 IMG_UINT32 First_half_vbv_buffer_size; 181 IMG_UINT32 Latter_half_vbv_buffer_size; 182 IMG_UINT32 First_half_vbv_occupancy; 183 IMG_UINT32 Latter_half_vbv_occupancy; 184 } VBVPARAMS; 185 186 187 /* 188 * H263 Structures 189 */ 190 191 typedef enum _VOP_CODING_ENUM { 192 I_FRAME = 0, 193 P_FRAME = 1 194 } VOP_CODING_TYPE, H263_PICTURE_CODING_TYPE; 195 196 typedef enum _SEARCH_RANGE_ENUM { 197 PLUSMINUS_32 = 2, 198 PLUSMINUS_64 = 3, 199 FCODE_EQ_4 = 4 200 } SEARCH_RANGE_TYPE; 201 202 typedef enum _H263_SOURCE_FORMAT_ENUM { 203 _128x96_SubQCIF = 1, 204 _176x144_QCIF = 2, 205 _352x288_CIF = 3, 206 _704x576_4CIF = 4 207 } H263_SOURCE_FORMAT_TYPE; 208 209 210 #define SIZEINBITS(a) (sizeof(a)*8) 211 212 /* H264 header preparation */ 213 void lnc__H264_prepare_sequence_header( 214 IMG_UINT32 *pHeaderMemory, 215 IMG_UINT32 uiMaxNumRefFrames, 216 IMG_UINT32 uiPicWidthInMbs, 217 IMG_UINT32 uiPicHeightInMbs, 218 IMG_BOOL VUI_present, H264_VUI_PARAMS *VUI_params, 219 H264_CROP_PARAMS *psCropParams, 220 IMG_UINT8 uiLevel, 221 IMG_UINT8 uiProfile); 222 223 void lnc__H264_prepare_picture_header(IMG_UINT32 *pHeaderMemory); 224 void lnc__H264_prepare_slice_header( 225 IMG_UINT32 *pHeaderMemory, 226 IMG_BOOL bIntraSlice, 227 IMG_UINT32 uiDisableDeblockingFilterIDC, 228 IMG_UINT32 uiFrameNumber, 229 IMG_UINT32 uiFirst_MB_Address, 230 IMG_UINT32 uiMBSkipRun, 231 IMG_UINT32 ui_need_idr, 232 IMG_BOOL bUsesLongTermRef, 233 IMG_BOOL bIsLongTermRef, 234 IMG_UINT16 uiIdrPicId); 235 236 void lnc__H264_prepare_eodofstream_header(IMG_UINT32 *pHeaderMemory); 237 void lnc__H264_prepare_endofpicture_header(IMG_UINT32 *pHeaderMemory); 238 void lnc__H264_prepare_endofsequence_header(IMG_UINT32 *pHeaderMemory); 239 240 241 /* MPEG4 header preparation */ 242 void lnc__MPEG4_prepare_sequence_header( 243 IMG_UINT32 *pHeaderMemory, 244 IMG_BOOL bBFrame, 245 MPEG4_PROFILE_TYPE sProfile, 246 IMG_UINT8 Profile_and_level_indication, 247 FIXED_VOP_TIME_TYPE sFixed_vop_time_increment, 248 IMG_UINT32 Picture_Width_Pixels, 249 IMG_UINT32 Picture_Height_Pixels, 250 IMG_BOOL bVBVPresent, 251 IMG_UINT32 First_half_bit_rate, 252 IMG_UINT32 Latter_half_bit_rate, 253 IMG_UINT32 First_half_vbv_buffer_size, 254 IMG_UINT32 Latter_half_vbv_buffer_size, 255 IMG_UINT32 First_half_vbv_occupancy, 256 IMG_UINT32 Latter_half_vbv_occupancy, 257 IMG_UINT32 VopTimeResolution); 258 259 void lnc__MPEG4_prepare_vop_header( 260 IMG_UINT32 *pHeaderMem, 261 IMG_BOOL bIsVOP_coded, 262 IMG_UINT32 VOP_time_increment, 263 IMG_UINT8 sSearch_range, 264 IMG_UINT8 eVop_Coding_Type, 265 IMG_UINT32 VopTimeResolution); 266 267 268 /* H263 header preparation */ 269 void lnc__H263_prepare_sequence_header( 270 IMG_UINT32 *pHeaderMem, 271 IMG_UINT8 Profile_and_level_indication); 272 273 void lnc__H263_prepare_picture_header( 274 IMG_UINT32 *pHeaderMem, 275 IMG_UINT8 Temporal_Ref, 276 H263_PICTURE_CODING_TYPE PictureCodingType, 277 H263_SOURCE_FORMAT_TYPE SourceFormatType, 278 IMG_UINT8 FrameRate, 279 IMG_UINT16 PictureWidth, 280 IMG_UINT16 PictureHeight, 281 IMG_UINT8 *OptionalCustomPCF); 282 283 void lnc__H263_prepare_GOBslice_header( 284 IMG_UINT32 *pHeaderMem, 285 IMG_UINT8 GOBNumber, 286 IMG_UINT8 GOBFrameId); 287 288 289 #endif /* _LNC_HOSTHEADER_H_ */ 290 291 292 293 294
