/****************************************************************************** * * Copyright (C) 2015 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * ***************************************************************************** * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore */ /** ******************************************************************************* * @file * ih264e_sei.c * * @brief * This file contains function definitions related to SEI NAL's header encoding * * @author * ittiam * * @par List of Functions: * - ih264e_put_sei_mdcv_params * - ih264e_put_sei_cll_params * - ih264e_put_sei_ave_params * - ih264e_put_sei_ccv_params * - ih264e_put_sei_msg * * @remarks * None * ******************************************************************************* */ /*****************************************************************************/ /* File Includes */ /*****************************************************************************/ /* System include files */ #include #include #include #include #include /* User include files */ #include "ih264_typedefs.h" #include "iv2.h" #include "ive2.h" #include "ih264_macros.h" #include "ih264_platform_macros.h" #include "ih264e_trace.h" #include "ih264e_error.h" #include "ih264e_bitstream.h" #include "ih264_defs.h" #include "ih264_structs.h" #include "ih264_cabac_tables.h" #include "ih264e_cabac_structs.h" #include "irc_cntrl_param.h" #include "ime_distortion_metrics.h" #include "ime_defs.h" #include "ime_structs.h" #include "ih264e_defs.h" #include "irc_cntrl_param.h" #include "irc_frame_info_collector.h" #include "ih264_trans_quant_itrans_iquant.h" #include "ih264_inter_pred_filters.h" #include "ih264_deblk_edge_filters.h" #include "ih264e_structs.h" #include "ih264e_encode_header.h" #include "ih264e_sei.h" /*****************************************************************************/ /* Function Definitions */ /*****************************************************************************/ /** ****************************************************************************** * * @brief Generates Mastering Display Color Volume (Supplemental Enhancement Information ) * * @par Description * Parse Supplemental Enhancement Information * * @param[in] ps_bitstrm * pointer to bitstream context (handle) * * @param[in] ps_sei_mdcv * pointer to structure containing mdcv SEI data * * @return success or failure error code * ****************************************************************************** */ IH264E_ERROR_T ih264e_put_sei_mdcv_params(sei_mdcv_params_t *ps_sei_mdcv, bitstrm_t *ps_bitstrm) { WORD32 return_status = IH264E_SUCCESS; UWORD8 u1_payload_size = 0; UWORD32 u4_count; if(ps_sei_mdcv == NULL) { return IH264E_FAIL; } u1_payload_size += (NUM_SEI_MDCV_PRIMARIES * 2); /* display primaries x */ u1_payload_size += (NUM_SEI_MDCV_PRIMARIES * 2); /* display primaries y */ u1_payload_size += 2; /* white point x */ u1_payload_size += 2; /* white point y */ u1_payload_size += 4; /* max display mastering luminance */ u1_payload_size += 4; /* min display mastering luminance */ /************************************************************************/ /* PayloadSize : This is the size of the payload in bytes */ /************************************************************************/ PUT_BITS(ps_bitstrm, u1_payload_size, 8, return_status, "u1_payload_size"); /*******************************************************************************/ /* Put the mastering display color volume SEI parameters into the bitstream. */ /*******************************************************************************/ /* display primaries x */ for(u4_count = 0; u4_count < NUM_SEI_MDCV_PRIMARIES; u4_count++) { PUT_BITS(ps_bitstrm, ps_sei_mdcv->au2_display_primaries_x[u4_count], 16, return_status, "u2_display_primaries_x"); PUT_BITS(ps_bitstrm, ps_sei_mdcv->au2_display_primaries_y[u4_count], 16, return_status, "u2_display_primaries_y"); } /* white point x */ PUT_BITS(ps_bitstrm, ps_sei_mdcv->u2_white_point_x, 16, return_status, "u2_white point x"); /* white point y */ PUT_BITS(ps_bitstrm, ps_sei_mdcv->u2_white_point_y, 16, return_status, "u2_white point y"); /* max display mastering luminance */ PUT_BITS(ps_bitstrm, ps_sei_mdcv->u4_max_display_mastering_luminance, 32, return_status, "u4_max_display_mastering_luminance"); /* min display mastering luminance */ PUT_BITS(ps_bitstrm, ps_sei_mdcv->u4_min_display_mastering_luminance, 32, return_status, "u4_max_display_mastering_luminance"); return (return_status); } /** ****************************************************************************** * * @brief Stores content light level info in bitstream * * @par Description * Parse Supplemental Enhancement Information * * @param[in] ps_bitstrm * pointer to bitstream context (handle) * * @param[in] ps_sei_cll * Pinter to structure containing cll sei params * * @return success or failure error code * ****************************************************************************** */ IH264E_ERROR_T ih264e_put_sei_cll_params(sei_cll_params_t *ps_sei_cll, bitstrm_t *ps_bitstrm) { WORD32 return_status = IH264E_SUCCESS; UWORD8 u1_payload_size = 0; if(ps_sei_cll == NULL) { return IH264E_FAIL; } u1_payload_size += 2; /* max pic average light level */ u1_payload_size += 2; /* max content light level */ /************************************************************************/ /* PayloadSize : This is the size of the payload in bytes */ /************************************************************************/ PUT_BITS(ps_bitstrm, u1_payload_size, 8, return_status, "u1_payload_size"); PUT_BITS(ps_bitstrm, ps_sei_cll->u2_max_content_light_level, 16, return_status, "u2_max_content_light_level"); PUT_BITS(ps_bitstrm, ps_sei_cll->u2_max_pic_average_light_level, 16, return_status, "u2_max_pic_average_light_level"); return (return_status); } /** ****************************************************************************** * * @brief Stores ambient viewing environment info in bitstream * * @par Description * Parse Supplemental Enhancement Information * * @param[in] ps_bitstrm * pointer to bitstream context (handle) * * @param[in] ps_sei_ave * pointer to ambient viewing environment info * * @return success or failure error code * ****************************************************************************** */ IH264E_ERROR_T ih264e_put_sei_ave_params(sei_ave_params_t *ps_sei_ave, bitstrm_t *ps_bitstrm) { WORD32 return_status = IH264E_SUCCESS; UWORD8 u1_payload_size = 0; if(ps_sei_ave == NULL) { return IH264E_FAIL; } u1_payload_size += 4; /* ambient illuminance */ u1_payload_size += 2; /* ambient light x */ u1_payload_size += 2; /* ambient light y */ /************************************************************************/ /* PayloadSize : This is the size of the payload in bytes */ /************************************************************************/ PUT_BITS(ps_bitstrm, u1_payload_size, 8, return_status, "u1_payload_size"); PUT_BITS(ps_bitstrm, ps_sei_ave->u4_ambient_illuminance, 32, return_status, "u4_ambient_illuminance"); PUT_BITS(ps_bitstrm, ps_sei_ave->u2_ambient_light_x, 16, return_status, "u2_ambient_light_x"); PUT_BITS(ps_bitstrm, ps_sei_ave->u2_ambient_light_y, 16, return_status, "u2_ambient_light_y"); return (return_status); } /** ****************************************************************************** * * @brief Generates Content Color Volume info (Supplemental Enhancement Information ) * * @par Description * Parse Supplemental Enhancement Information * * @param[in] ps_bitstrm * pointer to bitstream context (handle) * * @param[in] ps_sei_ccv * pointer to structure containing CCV SEI data * * @return success or failure error code * ****************************************************************************** */ IH264E_ERROR_T ih264e_put_sei_ccv_params(sei_ccv_params_t *ps_sei_ccv, bitstrm_t *ps_bitstrm) { WORD32 return_status = IH264E_SUCCESS; UWORD16 u2_payload_bits = 0; UWORD8 u1_payload_bytes = 0; UWORD32 u4_count; if(ps_sei_ccv == NULL) { return IH264E_FAIL; } u2_payload_bits += 1; /* ccv cancel flag */ if(0 == (UWORD32)ps_sei_ccv->u1_ccv_cancel_flag) { u2_payload_bits += 1; /* ccv persistence flag */ u2_payload_bits += 1; /* ccv primaries present flag */ u2_payload_bits += 1; /* ccv min luminance value present flag */ u2_payload_bits += 1; /* ccv max luminance value present flag */ u2_payload_bits += 1; /* ccv avg luminance value present flag */ u2_payload_bits += 2; /* ccv reserved zero 2bits */ if(1 == ps_sei_ccv->u1_ccv_primaries_present_flag) { u2_payload_bits += (NUM_SEI_CCV_PRIMARIES * 32); /* ccv primaries x[ c ] */ u2_payload_bits += (NUM_SEI_CCV_PRIMARIES * 32); /* ccv primaries y[ c ] */ } if(1 == ps_sei_ccv->u1_ccv_min_luminance_value_present_flag) { u2_payload_bits += 32; /* ccv min luminance value */ } if(1 == ps_sei_ccv->u1_ccv_max_luminance_value_present_flag) { u2_payload_bits += 32; /* ccv max luminance value */ } if(1 == ps_sei_ccv->u1_ccv_avg_luminance_value_present_flag) { u2_payload_bits += 32; /* ccv avg luminance value */ } } u1_payload_bytes = (UWORD8)((u2_payload_bits + 7) >> 3); /************************************************************************/ /* PayloadSize : This is the size of the payload in bytes */ /************************************************************************/ PUT_BITS(ps_bitstrm, u1_payload_bytes, 8, return_status, "u1_payload_bytes"); /*******************************************************************************/ /* Put the Content Color Volume SEI parameters into the bitstream. */ /*******************************************************************************/ PUT_BITS(ps_bitstrm, ps_sei_ccv->u1_ccv_cancel_flag, 1, return_status, "u1_ccv_cancel_flag"); if(0 == ps_sei_ccv->u1_ccv_cancel_flag) { PUT_BITS(ps_bitstrm, ps_sei_ccv->u1_ccv_persistence_flag, 1, return_status, "u1_ccv_persistence_flag"); PUT_BITS(ps_bitstrm, ps_sei_ccv->u1_ccv_primaries_present_flag, 1, return_status, "u1_ccv_primaries_present_flag"); PUT_BITS(ps_bitstrm, ps_sei_ccv->u1_ccv_min_luminance_value_present_flag, 1, return_status, "u1_ccv_min_luminance_value_present_flag"); PUT_BITS(ps_bitstrm, ps_sei_ccv->u1_ccv_max_luminance_value_present_flag, 1, return_status, "u1_ccv_max_luminance_value_present_flag"); PUT_BITS(ps_bitstrm, ps_sei_ccv->u1_ccv_avg_luminance_value_present_flag, 1, return_status, "u1_ccv_avg_luminance_value_present_flag"); PUT_BITS(ps_bitstrm, ps_sei_ccv->u1_ccv_reserved_zero_2bits, 2, return_status, "u1_ccv_reserved_zero_2bits"); /* ccv primaries */ if(1 == ps_sei_ccv->u1_ccv_primaries_present_flag) { for(u4_count = 0; u4_count < NUM_SEI_CCV_PRIMARIES; u4_count++) { PUT_BITS(ps_bitstrm, ps_sei_ccv->ai4_ccv_primaries_x[u4_count], 32, return_status, "i4_ccv_primaries_x"); PUT_BITS(ps_bitstrm, ps_sei_ccv->ai4_ccv_primaries_y[u4_count], 32, return_status, "i4_ccv_primaries_y"); } } if(1 == ps_sei_ccv->u1_ccv_min_luminance_value_present_flag) { PUT_BITS(ps_bitstrm, ps_sei_ccv->u4_ccv_min_luminance_value, 32, return_status, "u4_ccv_min_luminance_value"); } if(1 == ps_sei_ccv->u1_ccv_max_luminance_value_present_flag) { PUT_BITS(ps_bitstrm, ps_sei_ccv->u4_ccv_max_luminance_value, 32, return_status, "u4_ccv_max_luminance_value"); } if(1 == ps_sei_ccv->u1_ccv_avg_luminance_value_present_flag) { PUT_BITS(ps_bitstrm, ps_sei_ccv->u4_ccv_avg_luminance_value, 32, return_status, "u4_ccv_avg_luminance_value"); } } return (return_status); } /** ****************************************************************************** * * @brief Generates SEI (Supplemental Enhancement Information ) * * @par Description * Parse Supplemental Enhancement Information * * @param[in] e_payload_type * Determines the type of SEI msg * * @param[in] ps_bitstrm * pointer to bitstream context (handle) * * @param[in] ps_sei_params * pointer to structure containing SEI data * buffer period, recovery point, picture timing * * @return success or failure error code * ****************************************************************************** */ IH264E_ERROR_T ih264e_put_sei_msg(IH264_SEI_TYPE e_payload_type, sei_params_t *ps_sei_params, bitstrm_t *ps_bitstrm) { WORD32 return_status = IH264E_SUCCESS; /************************************************************************/ /* PayloadType : Send in the SEI type in the stream */ /************************************************************************/ UWORD32 u4_payload_type = e_payload_type; while(u4_payload_type > 0xFF) { PUT_BITS(ps_bitstrm, 0xFF, 8, return_status, "payload"); u4_payload_type -= 0xFF; } PUT_BITS(ps_bitstrm, (UWORD32)u4_payload_type, 8, return_status, "e_payload_type"); switch(e_payload_type) { case IH264_SEI_MASTERING_DISP_COL_VOL : return_status = ih264e_put_sei_mdcv_params(&(ps_sei_params->s_sei_mdcv_params), ps_bitstrm); break; case IH264_SEI_CONTENT_LIGHT_LEVEL_DATA : return_status = ih264e_put_sei_cll_params(&(ps_sei_params->s_sei_cll_params), ps_bitstrm); break; case IH264_SEI_AMBIENT_VIEWING_ENVIRONMENT : return_status = ih264e_put_sei_ave_params(&(ps_sei_params->s_sei_ave_params), ps_bitstrm); break; case IH264_SEI_CONTENT_COLOR_VOLUME : return_status = ih264e_put_sei_ccv_params(&(ps_sei_params->s_sei_ccv_params), ps_bitstrm); break; default : return_status = IH264E_FAIL; } /* rbsp trailing bits */ if((IH264E_SUCCESS == return_status) && (ps_bitstrm->i4_bits_left_in_cw & 0x7)) return_status = ih264e_put_rbsp_trailing_bits(ps_bitstrm); return(return_status); }