| /* | |
| * Common H.264 and HEVC Supplementary Enhancement Information messages | |
| * | |
| * Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at> | |
| * Copyright (C) 2012 - 2013 Guillaume Martres | |
| * Copyright (C) 2012 - 2013 Gildas Cocherel | |
| * Copyright (C) 2013 Vittorio Giovara | |
| * | |
| * This file is part of FFmpeg. | |
| * | |
| * FFmpeg is free software; you can redistribute it and/or | |
| * modify it under the terms of the GNU Lesser General Public | |
| * License as published by the Free Software Foundation; either | |
| * version 2.1 of the License, or (at your option) any later version. | |
| * | |
| * FFmpeg is distributed in the hope that it will be useful, | |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| * Lesser General Public License for more details. | |
| * | |
| * You should have received a copy of the GNU Lesser General Public | |
| * License along with FFmpeg; if not, write to the Free Software | |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
| */ | |
| #include "config_components.h" | |
| #include "libavutil/ambient_viewing_environment.h" | |
| #include "libavutil/display.h" | |
| #include "libavutil/hdr_dynamic_metadata.h" | |
| #include "libavutil/film_grain_params.h" | |
| #include "libavutil/mastering_display_metadata.h" | |
| #include "libavutil/pixdesc.h" | |
| #include "libavutil/stereo3d.h" | |
| #include "atsc_a53.h" | |
| #include "avcodec.h" | |
| #include "decode.h" | |
| #include "dynamic_hdr_vivid.h" | |
| #include "get_bits.h" | |
| #include "golomb.h" | |
| #include "h2645_sei.h" | |
| #include "itut35.h" | |
| #define IS_H264(codec_id) (CONFIG_H264_SEI && CONFIG_HEVC_SEI ? codec_id == AV_CODEC_ID_H264 : CONFIG_H264_SEI) | |
| #define IS_HEVC(codec_id) (CONFIG_H264_SEI && CONFIG_HEVC_SEI ? codec_id == AV_CODEC_ID_HEVC : CONFIG_HEVC_SEI) | |
| #if CONFIG_HEVC_SEI | |
| static int decode_registered_user_data_dynamic_hdr_plus(HEVCSEIDynamicHDRPlus *s, | |
| GetByteContext *gb) | |
| { | |
| size_t meta_size; | |
| int err; | |
| AVDynamicHDRPlus *metadata = av_dynamic_hdr_plus_alloc(&meta_size); | |
| if (!metadata) | |
| return AVERROR(ENOMEM); | |
| err = av_dynamic_hdr_plus_from_t35(metadata, gb->buffer, | |
| bytestream2_get_bytes_left(gb)); | |
| if (err < 0) { | |
| av_free(metadata); | |
| return err; | |
| } | |
| av_buffer_unref(&s->info); | |
| s->info = av_buffer_create((uint8_t *)metadata, meta_size, NULL, NULL, 0); | |
| if (!s->info) { | |
| av_free(metadata); | |
| return AVERROR(ENOMEM); | |
| } | |
| return 0; | |
| } | |
| static int decode_registered_user_data_dynamic_hdr_vivid(HEVCSEIDynamicHDRVivid *s, | |
| GetByteContext *gb) | |
| { | |
| size_t meta_size; | |
| int err; | |
| AVDynamicHDRVivid *metadata = av_dynamic_hdr_vivid_alloc(&meta_size); | |
| if (!metadata) | |
| return AVERROR(ENOMEM); | |
| err = ff_parse_itu_t_t35_to_dynamic_hdr_vivid(metadata, | |
| gb->buffer, bytestream2_get_bytes_left(gb)); | |
| if (err < 0) { | |
| av_free(metadata); | |
| return err; | |
| } | |
| av_buffer_unref(&s->info); | |
| s->info = av_buffer_create((uint8_t *)metadata, meta_size, NULL, NULL, 0); | |
| if (!s->info) { | |
| av_free(metadata); | |
| return AVERROR(ENOMEM); | |
| } | |
| return 0; | |
| } | |
| #endif | |
| static int decode_registered_user_data_afd(H2645SEIAFD *h, GetByteContext *gb) | |
| { | |
| int flag; | |
| if (bytestream2_get_bytes_left(gb) <= 0) | |
| return AVERROR_INVALIDDATA; | |
| flag = !!(bytestream2_get_byteu(gb) & 0x40); // active_format_flag | |
| if (flag) { | |
| if (bytestream2_get_bytes_left(gb) <= 0) | |
| return AVERROR_INVALIDDATA; | |
| h->active_format_description = bytestream2_get_byteu(gb) & 0xF; | |
| h->present = 1; | |
| } | |
| return 0; | |
| } | |
| static int decode_registered_user_data_closed_caption(H2645SEIA53Caption *h, | |
| GetByteContext *gb) | |
| { | |
| return ff_parse_a53_cc(&h->buf_ref, gb->buffer, | |
| bytestream2_get_bytes_left(gb)); | |
| } | |
| static int decode_registered_user_data(H2645SEI *h, GetByteContext *gb, | |
| enum AVCodecID codec_id, void *logctx) | |
| { | |
| int country_code, provider_code; | |
| if (bytestream2_get_bytes_left(gb) < 3) | |
| return AVERROR_INVALIDDATA; | |
| country_code = bytestream2_get_byteu(gb); // itu_t_t35_country_code | |
| if (country_code == 0xFF) { | |
| if (bytestream2_get_bytes_left(gb) < 3) | |
| return AVERROR_INVALIDDATA; | |
| bytestream2_skipu(gb, 1); // itu_t_t35_country_code_extension_byte | |
| } | |
| if (country_code != ITU_T_T35_COUNTRY_CODE_US && | |
| country_code != ITU_T_T35_COUNTRY_CODE_CN) { | |
| av_log(logctx, AV_LOG_VERBOSE, | |
| "Unsupported User Data Registered ITU-T T35 SEI message (country_code = %d)\n", | |
| country_code); | |
| return 0; | |
| } | |
| /* itu_t_t35_payload_byte follows */ | |
| provider_code = bytestream2_get_be16u(gb); | |
| switch (provider_code) { | |
| case ITU_T_T35_PROVIDER_CODE_ATSC: { | |
| uint32_t user_identifier; | |
| if (bytestream2_get_bytes_left(gb) < 4) | |
| return AVERROR_INVALIDDATA; | |
| user_identifier = bytestream2_get_be32u(gb); | |
| switch (user_identifier) { | |
| case MKBETAG('D', 'T', 'G', '1'): // afd_data | |
| return decode_registered_user_data_afd(&h->afd, gb); | |
| case MKBETAG('G', 'A', '9', '4'): // closed captions | |
| return decode_registered_user_data_closed_caption(&h->a53_caption, gb); | |
| default: | |
| av_log(logctx, AV_LOG_VERBOSE, | |
| "Unsupported User Data Registered ITU-T T35 SEI message (atsc user_identifier = 0x%04x)\n", | |
| user_identifier); | |
| break; | |
| } | |
| break; | |
| } | |
| #if CONFIG_HEVC_SEI | |
| case ITU_T_T35_PROVIDER_CODE_CUVA: { | |
| const uint16_t cuva_provider_oriented_code = 0x0005; | |
| uint16_t provider_oriented_code; | |
| if (!IS_HEVC(codec_id)) | |
| goto unsupported_provider_code; | |
| if (bytestream2_get_bytes_left(gb) < 2) | |
| return AVERROR_INVALIDDATA; | |
| provider_oriented_code = bytestream2_get_be16u(gb); | |
| if (provider_oriented_code == cuva_provider_oriented_code) { | |
| return decode_registered_user_data_dynamic_hdr_vivid(&h->dynamic_hdr_vivid, gb); | |
| } | |
| break; | |
| } | |
| case ITU_T_T35_PROVIDER_CODE_SMTPE: { | |
| // A/341 Amendment - 2094-40 | |
| const uint16_t smpte2094_40_provider_oriented_code = 0x0001; | |
| const uint8_t smpte2094_40_application_identifier = 0x04; | |
| uint16_t provider_oriented_code; | |
| uint8_t application_identifier; | |
| if (!IS_HEVC(codec_id)) | |
| goto unsupported_provider_code; | |
| if (bytestream2_get_bytes_left(gb) < 3) | |
| return AVERROR_INVALIDDATA; | |
| provider_oriented_code = bytestream2_get_be16u(gb); | |
| application_identifier = bytestream2_get_byteu(gb); | |
| if (provider_oriented_code == smpte2094_40_provider_oriented_code && | |
| application_identifier == smpte2094_40_application_identifier) { | |
| return decode_registered_user_data_dynamic_hdr_plus(&h->dynamic_hdr_plus, gb); | |
| } | |
| break; | |
| } | |
| case 0x5890: { // aom_provider_code | |
| const uint16_t aom_grain_provider_oriented_code = 0x0001; | |
| uint16_t provider_oriented_code; | |
| if (!IS_HEVC(codec_id)) | |
| goto unsupported_provider_code; | |
| if (bytestream2_get_bytes_left(gb) < 2) | |
| return AVERROR_INVALIDDATA; | |
| provider_oriented_code = bytestream2_get_byteu(gb); | |
| if (provider_oriented_code == aom_grain_provider_oriented_code) { | |
| return ff_aom_parse_film_grain_sets(&h->aom_film_grain, | |
| gb->buffer, | |
| bytestream2_get_bytes_left(gb)); | |
| } | |
| break; | |
| } | |
| unsupported_provider_code: | |
| #endif | |
| default: | |
| av_log(logctx, AV_LOG_VERBOSE, | |
| "Unsupported User Data Registered ITU-T T35 SEI message (provider_code = %d)\n", | |
| provider_code); | |
| break; | |
| } | |
| return 0; | |
| } | |
| static int decode_unregistered_user_data(H2645SEIUnregistered *h, | |
| GetByteContext *gb, | |
| enum AVCodecID codec_id) | |
| { | |
| uint8_t *user_data; | |
| int size = bytestream2_get_bytes_left(gb); | |
| AVBufferRef *buf_ref, **tmp; | |
| if (size < 16 || size >= INT_MAX - 1) | |
| return AVERROR_INVALIDDATA; | |
| tmp = av_realloc_array(h->buf_ref, h->nb_buf_ref + 1, sizeof(*h->buf_ref)); | |
| if (!tmp) | |
| return AVERROR(ENOMEM); | |
| h->buf_ref = tmp; | |
| buf_ref = av_buffer_alloc(size + 1); | |
| if (!buf_ref) | |
| return AVERROR(ENOMEM); | |
| user_data = buf_ref->data; | |
| bytestream2_get_bufferu(gb, user_data, size); | |
| user_data[size] = 0; | |
| buf_ref->size = size; | |
| h->buf_ref[h->nb_buf_ref++] = buf_ref; | |
| if (IS_H264(codec_id)) { | |
| int e, build; | |
| e = sscanf(user_data + 16, "x264 - core %d", &build); | |
| if (e == 1 && build > 0) | |
| h->x264_build = build; | |
| if (e == 1 && build == 1 && !strncmp(user_data+16, "x264 - core 0000", 16)) | |
| h->x264_build = 67; | |
| } | |
| return 0; | |
| } | |
| static int decode_display_orientation(H2645SEIDisplayOrientation *h, | |
| GetBitContext *gb) | |
| { | |
| h->present = !get_bits1(gb); // display_orientation_cancel_flag | |
| if (h->present) { | |
| h->hflip = get_bits1(gb); // hor_flip | |
| h->vflip = get_bits1(gb); // ver_flip | |
| h->anticlockwise_rotation = get_bits(gb, 16); | |
| // This is followed by display_orientation_repetition_period | |
| // and display_orientation_extension_flag for H.264 | |
| // and by display_orientation_persistence_flag for HEVC. | |
| } | |
| return 0; | |
| } | |
| static int decode_frame_packing_arrangement(H2645SEIFramePacking *h, | |
| GetBitContext *gb, | |
| enum AVCodecID codec_id) | |
| { | |
| h->arrangement_id = get_ue_golomb_long(gb); | |
| h->arrangement_cancel_flag = get_bits1(gb); | |
| h->present = !h->arrangement_cancel_flag; | |
| if (h->present) { | |
| h->arrangement_type = get_bits(gb, 7); | |
| h->quincunx_sampling_flag = get_bits1(gb); | |
| h->content_interpretation_type = get_bits(gb, 6); | |
| // spatial_flipping_flag, frame0_flipped_flag, field_views_flag | |
| skip_bits(gb, 3); | |
| h->current_frame_is_frame0_flag = get_bits1(gb); | |
| // frame0_self_contained_flag, frame1_self_contained_flag | |
| skip_bits(gb, 2); | |
| if (!h->quincunx_sampling_flag && h->arrangement_type != 5) | |
| skip_bits(gb, 16); // frame[01]_grid_position_[xy] | |
| skip_bits(gb, 8); // frame_packing_arrangement_reserved_byte | |
| if (IS_H264(codec_id)) | |
| h->arrangement_repetition_period = get_ue_golomb_long(gb); | |
| else | |
| skip_bits1(gb); // frame_packing_arrangement_persistence_flag | |
| } | |
| // H.264: frame_packing_arrangement_extension_flag, | |
| // HEVC: upsampled_aspect_ratio_flag | |
| skip_bits1(gb); | |
| return 0; | |
| } | |
| static int decode_alternative_transfer(H2645SEIAlternativeTransfer *s, | |
| GetByteContext *gb) | |
| { | |
| if (bytestream2_get_bytes_left(gb) < 1) | |
| return AVERROR_INVALIDDATA; | |
| s->present = 1; | |
| s->preferred_transfer_characteristics = bytestream2_get_byteu(gb); | |
| return 0; | |
| } | |
| static int decode_ambient_viewing_environment(H2645SEIAmbientViewingEnvironment *s, | |
| GetByteContext *gb) | |
| { | |
| static const uint16_t max_ambient_light_value = 50000; | |
| if (bytestream2_get_bytes_left(gb) < 8) | |
| return AVERROR_INVALIDDATA; | |
| s->ambient_illuminance = bytestream2_get_be32u(gb); | |
| if (!s->ambient_illuminance) | |
| return AVERROR_INVALIDDATA; | |
| s->ambient_light_x = bytestream2_get_be16u(gb); | |
| if (s->ambient_light_x > max_ambient_light_value) | |
| return AVERROR_INVALIDDATA; | |
| s->ambient_light_y = bytestream2_get_be16u(gb); | |
| if (s->ambient_light_y > max_ambient_light_value) | |
| return AVERROR_INVALIDDATA; | |
| s->present = 1; | |
| return 0; | |
| } | |
| static int decode_film_grain_characteristics(H2645SEIFilmGrainCharacteristics *h, | |
| enum AVCodecID codec_id, GetBitContext *gb) | |
| { | |
| h->present = !get_bits1(gb); // film_grain_characteristics_cancel_flag | |
| if (h->present) { | |
| memset(h, 0, sizeof(*h)); | |
| h->model_id = get_bits(gb, 2); | |
| h->separate_colour_description_present_flag = get_bits1(gb); | |
| if (h->separate_colour_description_present_flag) { | |
| h->bit_depth_luma = get_bits(gb, 3) + 8; | |
| h->bit_depth_chroma = get_bits(gb, 3) + 8; | |
| h->full_range = get_bits1(gb); | |
| h->color_primaries = get_bits(gb, 8); | |
| h->transfer_characteristics = get_bits(gb, 8); | |
| h->matrix_coeffs = get_bits(gb, 8); | |
| } | |
| h->blending_mode_id = get_bits(gb, 2); | |
| h->log2_scale_factor = get_bits(gb, 4); | |
| for (int c = 0; c < 3; c++) | |
| h->comp_model_present_flag[c] = get_bits1(gb); | |
| for (int c = 0; c < 3; c++) { | |
| if (h->comp_model_present_flag[c]) { | |
| h->num_intensity_intervals[c] = get_bits(gb, 8) + 1; | |
| h->num_model_values[c] = get_bits(gb, 3) + 1; | |
| if (h->num_model_values[c] > 6) | |
| return AVERROR_INVALIDDATA; | |
| for (int i = 0; i < h->num_intensity_intervals[c]; i++) { | |
| h->intensity_interval_lower_bound[c][i] = get_bits(gb, 8); | |
| h->intensity_interval_upper_bound[c][i] = get_bits(gb, 8); | |
| for (int j = 0; j < h->num_model_values[c]; j++) | |
| h->comp_model_value[c][i][j] = get_se_golomb_long(gb); | |
| } | |
| } | |
| } | |
| if (IS_HEVC(codec_id)) | |
| h->persistence_flag = get_bits1(gb); | |
| else | |
| h->repetition_period = get_ue_golomb_long(gb); | |
| h->present = 1; | |
| } | |
| return 0; | |
| } | |
| static int decode_nal_sei_mastering_display_info(H2645SEIMasteringDisplay *s, | |
| GetByteContext *gb) | |
| { | |
| int i; | |
| if (bytestream2_get_bytes_left(gb) < 24) | |
| return AVERROR_INVALIDDATA; | |
| // Mastering primaries | |
| for (i = 0; i < 3; i++) { | |
| s->display_primaries[i][0] = bytestream2_get_be16u(gb); | |
| s->display_primaries[i][1] = bytestream2_get_be16u(gb); | |
| } | |
| // White point (x, y) | |
| s->white_point[0] = bytestream2_get_be16u(gb); | |
| s->white_point[1] = bytestream2_get_be16u(gb); | |
| // Max and min luminance of mastering display | |
| s->max_luminance = bytestream2_get_be32u(gb); | |
| s->min_luminance = bytestream2_get_be32u(gb); | |
| // As this SEI message comes before the first frame that references it, | |
| // initialize the flag to 2 and decrement on IRAP access unit so it | |
| // persists for the coded video sequence (e.g., between two IRAPs) | |
| s->present = 2; | |
| return 0; | |
| } | |
| static int decode_nal_sei_content_light_info(H2645SEIContentLight *s, | |
| GetByteContext *gb) | |
| { | |
| if (bytestream2_get_bytes_left(gb) < 4) | |
| return AVERROR_INVALIDDATA; | |
| // Max and average light levels | |
| s->max_content_light_level = bytestream2_get_be16u(gb); | |
| s->max_pic_average_light_level = bytestream2_get_be16u(gb); | |
| // As this SEI message comes before the first frame that references it, | |
| // initialize the flag to 2 and decrement on IRAP access unit so it | |
| // persists for the coded video sequence (e.g., between two IRAPs) | |
| s->present = 2; | |
| return 0; | |
| } | |
| int ff_h2645_sei_message_decode(H2645SEI *h, enum SEIType type, | |
| enum AVCodecID codec_id, GetBitContext *gb, | |
| GetByteContext *gbyte, void *logctx) | |
| { | |
| switch (type) { | |
| case SEI_TYPE_USER_DATA_REGISTERED_ITU_T_T35: | |
| return decode_registered_user_data(h, gbyte, codec_id, logctx); | |
| case SEI_TYPE_USER_DATA_UNREGISTERED: | |
| return decode_unregistered_user_data(&h->unregistered, gbyte, codec_id); | |
| case SEI_TYPE_DISPLAY_ORIENTATION: | |
| return decode_display_orientation(&h->display_orientation, gb); | |
| case SEI_TYPE_FILM_GRAIN_CHARACTERISTICS: | |
| return decode_film_grain_characteristics(&h->film_grain_characteristics, codec_id, gb); | |
| case SEI_TYPE_FRAME_PACKING_ARRANGEMENT: | |
| return decode_frame_packing_arrangement(&h->frame_packing, gb, codec_id); | |
| case SEI_TYPE_ALTERNATIVE_TRANSFER_CHARACTERISTICS: | |
| return decode_alternative_transfer(&h->alternative_transfer, gbyte); | |
| case SEI_TYPE_AMBIENT_VIEWING_ENVIRONMENT: | |
| return decode_ambient_viewing_environment(&h->ambient_viewing_environment, | |
| gbyte); | |
| case SEI_TYPE_MASTERING_DISPLAY_COLOUR_VOLUME: | |
| return decode_nal_sei_mastering_display_info(&h->mastering_display, | |
| gbyte); | |
| case SEI_TYPE_CONTENT_LIGHT_LEVEL_INFO: | |
| return decode_nal_sei_content_light_info(&h->content_light, gbyte); | |
| default: | |
| return FF_H2645_SEI_MESSAGE_UNHANDLED; | |
| } | |
| } | |
| int ff_h2645_sei_ctx_replace(H2645SEI *dst, const H2645SEI *src) | |
| { | |
| int ret = av_buffer_replace(&dst->a53_caption.buf_ref, | |
| src->a53_caption.buf_ref); | |
| if (ret < 0) | |
| return ret; | |
| for (unsigned i = 0; i < dst->unregistered.nb_buf_ref; i++) | |
| av_buffer_unref(&dst->unregistered.buf_ref[i]); | |
| dst->unregistered.nb_buf_ref = 0; | |
| if (src->unregistered.nb_buf_ref) { | |
| ret = av_reallocp_array(&dst->unregistered.buf_ref, | |
| src->unregistered.nb_buf_ref, | |
| sizeof(*dst->unregistered.buf_ref)); | |
| if (ret < 0) | |
| return ret; | |
| for (unsigned i = 0; i < src->unregistered.nb_buf_ref; i++) { | |
| dst->unregistered.buf_ref[i] = av_buffer_ref(src->unregistered.buf_ref[i]); | |
| if (!dst->unregistered.buf_ref[i]) | |
| return AVERROR(ENOMEM); | |
| dst->unregistered.nb_buf_ref++; | |
| } | |
| } | |
| return 0; | |
| } | |
| static int is_frame_packing_type_valid(SEIFpaType type, enum AVCodecID codec_id) | |
| { | |
| if (IS_H264(codec_id)) | |
| return type <= SEI_FPA_H264_TYPE_2D && | |
| type >= SEI_FPA_H264_TYPE_CHECKERBOARD; | |
| else | |
| return type <= SEI_FPA_TYPE_INTERLEAVE_TEMPORAL && | |
| type >= SEI_FPA_TYPE_SIDE_BY_SIDE; | |
| } | |
| int ff_h2645_sei_to_frame(AVFrame *frame, H2645SEI *sei, | |
| enum AVCodecID codec_id, | |
| AVCodecContext *avctx, const H2645VUI *vui, | |
| unsigned bit_depth_luma, unsigned bit_depth_chroma, | |
| int seed) | |
| { | |
| H2645SEIFramePacking *fp = &sei->frame_packing; | |
| int ret; | |
| if (fp->present && | |
| is_frame_packing_type_valid(fp->arrangement_type, codec_id) && | |
| fp->content_interpretation_type > 0 && | |
| fp->content_interpretation_type < 3) { | |
| AVStereo3D *stereo = av_stereo3d_create_side_data(frame); | |
| if (!stereo) | |
| return AVERROR(ENOMEM); | |
| switch (fp->arrangement_type) { | |
| #if CONFIG_H264_SEI | |
| case SEI_FPA_H264_TYPE_CHECKERBOARD: | |
| stereo->type = AV_STEREO3D_CHECKERBOARD; | |
| break; | |
| case SEI_FPA_H264_TYPE_INTERLEAVE_COLUMN: | |
| stereo->type = AV_STEREO3D_COLUMNS; | |
| break; | |
| case SEI_FPA_H264_TYPE_INTERLEAVE_ROW: | |
| stereo->type = AV_STEREO3D_LINES; | |
| break; | |
| #endif | |
| case SEI_FPA_TYPE_SIDE_BY_SIDE: | |
| if (fp->quincunx_sampling_flag) | |
| stereo->type = AV_STEREO3D_SIDEBYSIDE_QUINCUNX; | |
| else | |
| stereo->type = AV_STEREO3D_SIDEBYSIDE; | |
| break; | |
| case SEI_FPA_TYPE_TOP_BOTTOM: | |
| stereo->type = AV_STEREO3D_TOPBOTTOM; | |
| break; | |
| case SEI_FPA_TYPE_INTERLEAVE_TEMPORAL: | |
| stereo->type = AV_STEREO3D_FRAMESEQUENCE; | |
| break; | |
| #if CONFIG_H264_SEI | |
| case SEI_FPA_H264_TYPE_2D: | |
| stereo->type = AV_STEREO3D_2D; | |
| break; | |
| #endif | |
| } | |
| if (fp->content_interpretation_type == 2) | |
| stereo->flags = AV_STEREO3D_FLAG_INVERT; | |
| if (fp->arrangement_type == SEI_FPA_TYPE_INTERLEAVE_TEMPORAL) { | |
| if (fp->current_frame_is_frame0_flag) | |
| stereo->view = AV_STEREO3D_VIEW_LEFT; | |
| else | |
| stereo->view = AV_STEREO3D_VIEW_RIGHT; | |
| } | |
| } | |
| if (sei->display_orientation.present && | |
| (sei->display_orientation.anticlockwise_rotation || | |
| sei->display_orientation.hflip || | |
| sei->display_orientation.vflip)) { | |
| H2645SEIDisplayOrientation *o = &sei->display_orientation; | |
| double angle = o->anticlockwise_rotation * 360 / (double) (1 << 16); | |
| AVFrameSideData *rotation = av_frame_new_side_data(frame, | |
| AV_FRAME_DATA_DISPLAYMATRIX, | |
| sizeof(int32_t) * 9); | |
| if (!rotation) | |
| return AVERROR(ENOMEM); | |
| /* av_display_rotation_set() expects the angle in the clockwise | |
| * direction, hence the first minus. | |
| * The below code applies the flips after the rotation, yet | |
| * the H.2645 specs require flipping to be applied first. | |
| * Because of R O(phi) = O(-phi) R (where R is flipping around | |
| * an arbitatry axis and O(phi) is the proper rotation by phi) | |
| * we can create display matrices as desired by negating | |
| * the degree once for every flip applied. */ | |
| angle = -angle * (1 - 2 * !!o->hflip) * (1 - 2 * !!o->vflip); | |
| av_display_rotation_set((int32_t *)rotation->data, angle); | |
| av_display_matrix_flip((int32_t *)rotation->data, | |
| o->hflip, o->vflip); | |
| } | |
| if (sei->a53_caption.buf_ref) { | |
| H2645SEIA53Caption *a53 = &sei->a53_caption; | |
| AVFrameSideData *sd = av_frame_new_side_data_from_buf(frame, AV_FRAME_DATA_A53_CC, a53->buf_ref); | |
| if (!sd) | |
| av_buffer_unref(&a53->buf_ref); | |
| a53->buf_ref = NULL; | |
| avctx->properties |= FF_CODEC_PROPERTY_CLOSED_CAPTIONS; | |
| } | |
| for (unsigned i = 0; i < sei->unregistered.nb_buf_ref; i++) { | |
| H2645SEIUnregistered *unreg = &sei->unregistered; | |
| if (unreg->buf_ref[i]) { | |
| AVFrameSideData *sd = av_frame_new_side_data_from_buf(frame, | |
| AV_FRAME_DATA_SEI_UNREGISTERED, | |
| unreg->buf_ref[i]); | |
| if (!sd) | |
| av_buffer_unref(&unreg->buf_ref[i]); | |
| unreg->buf_ref[i] = NULL; | |
| } | |
| } | |
| sei->unregistered.nb_buf_ref = 0; | |
| if (sei->afd.present) { | |
| AVFrameSideData *sd = av_frame_new_side_data(frame, AV_FRAME_DATA_AFD, | |
| sizeof(uint8_t)); | |
| if (sd) { | |
| *sd->data = sei->afd.active_format_description; | |
| sei->afd.present = 0; | |
| } | |
| } | |
| if (sei->film_grain_characteristics.present) { | |
| H2645SEIFilmGrainCharacteristics *fgc = &sei->film_grain_characteristics; | |
| AVFilmGrainParams *fgp = av_film_grain_params_create_side_data(frame); | |
| AVFilmGrainH274Params *h274; | |
| if (!fgp) | |
| return AVERROR(ENOMEM); | |
| fgp->type = AV_FILM_GRAIN_PARAMS_H274; | |
| h274 = &fgp->codec.h274; | |
| fgp->seed = seed; | |
| fgp->width = frame->width; | |
| fgp->height = frame->height; | |
| /* H.274 mandates film grain be applied to 4:4:4 frames */ | |
| fgp->subsampling_x = fgp->subsampling_y = 0; | |
| h274->model_id = fgc->model_id; | |
| if (fgc->separate_colour_description_present_flag) { | |
| fgp->bit_depth_luma = fgc->bit_depth_luma; | |
| fgp->bit_depth_chroma = fgc->bit_depth_chroma; | |
| fgp->color_range = fgc->full_range + 1; | |
| fgp->color_primaries = fgc->color_primaries; | |
| fgp->color_trc = fgc->transfer_characteristics; | |
| fgp->color_space = fgc->matrix_coeffs; | |
| } else { | |
| fgp->bit_depth_luma = bit_depth_luma; | |
| fgp->bit_depth_chroma = bit_depth_chroma; | |
| if (vui->video_signal_type_present_flag) | |
| fgp->color_range = vui->video_full_range_flag + 1; | |
| if (vui->colour_description_present_flag) { | |
| fgp->color_primaries = vui->colour_primaries; | |
| fgp->color_trc = vui->transfer_characteristics; | |
| fgp->color_space = vui->matrix_coeffs; | |
| } | |
| } | |
| h274->blending_mode_id = fgc->blending_mode_id; | |
| h274->log2_scale_factor = fgc->log2_scale_factor; | |
| #if FF_API_H274_FILM_GRAIN_VCS | |
| FF_DISABLE_DEPRECATION_WARNINGS | |
| h274->bit_depth_luma = fgp->bit_depth_luma; | |
| h274->bit_depth_chroma = fgp->bit_depth_chroma; | |
| h274->color_range = fgp->color_range; | |
| h274->color_primaries = fgp->color_primaries; | |
| h274->color_trc = fgp->color_trc; | |
| h274->color_space = fgp->color_space; | |
| FF_ENABLE_DEPRECATION_WARNINGS | |
| #endif | |
| memcpy(&h274->component_model_present, &fgc->comp_model_present_flag, | |
| sizeof(h274->component_model_present)); | |
| memcpy(&h274->num_intensity_intervals, &fgc->num_intensity_intervals, | |
| sizeof(h274->num_intensity_intervals)); | |
| memcpy(&h274->num_model_values, &fgc->num_model_values, | |
| sizeof(h274->num_model_values)); | |
| memcpy(&h274->intensity_interval_lower_bound, &fgc->intensity_interval_lower_bound, | |
| sizeof(h274->intensity_interval_lower_bound)); | |
| memcpy(&h274->intensity_interval_upper_bound, &fgc->intensity_interval_upper_bound, | |
| sizeof(h274->intensity_interval_upper_bound)); | |
| memcpy(&h274->comp_model_value, &fgc->comp_model_value, | |
| sizeof(h274->comp_model_value)); | |
| if (IS_H264(codec_id)) | |
| fgc->present = !!fgc->repetition_period; | |
| else | |
| fgc->present = fgc->persistence_flag; | |
| avctx->properties |= FF_CODEC_PROPERTY_FILM_GRAIN; | |
| } | |
| #if CONFIG_HEVC_SEI | |
| ret = ff_aom_attach_film_grain_sets(&sei->aom_film_grain, frame); | |
| if (ret < 0) | |
| return ret; | |
| #endif | |
| if (sei->ambient_viewing_environment.present) { | |
| H2645SEIAmbientViewingEnvironment *env = | |
| &sei->ambient_viewing_environment; | |
| AVAmbientViewingEnvironment *dst_env = | |
| av_ambient_viewing_environment_create_side_data(frame); | |
| if (!dst_env) | |
| return AVERROR(ENOMEM); | |
| dst_env->ambient_illuminance = av_make_q(env->ambient_illuminance, 10000); | |
| dst_env->ambient_light_x = av_make_q(env->ambient_light_x, 50000); | |
| dst_env->ambient_light_y = av_make_q(env->ambient_light_y, 50000); | |
| } | |
| if (sei->mastering_display.present) { | |
| // HEVC uses a g,b,r ordering, which we convert to a more natural r,g,b | |
| const int mapping[3] = {2, 0, 1}; | |
| const int chroma_den = 50000; | |
| const int luma_den = 10000; | |
| int i; | |
| AVMasteringDisplayMetadata *metadata; | |
| ret = ff_decode_mastering_display_new(avctx, frame, &metadata); | |
| if (ret < 0) | |
| return ret; | |
| if (metadata) { | |
| for (i = 0; i < 3; i++) { | |
| const int j = mapping[i]; | |
| metadata->display_primaries[i][0].num = sei->mastering_display.display_primaries[j][0]; | |
| metadata->display_primaries[i][0].den = chroma_den; | |
| metadata->display_primaries[i][1].num = sei->mastering_display.display_primaries[j][1]; | |
| metadata->display_primaries[i][1].den = chroma_den; | |
| } | |
| metadata->white_point[0].num = sei->mastering_display.white_point[0]; | |
| metadata->white_point[0].den = chroma_den; | |
| metadata->white_point[1].num = sei->mastering_display.white_point[1]; | |
| metadata->white_point[1].den = chroma_den; | |
| metadata->max_luminance.num = sei->mastering_display.max_luminance; | |
| metadata->max_luminance.den = luma_den; | |
| metadata->min_luminance.num = sei->mastering_display.min_luminance; | |
| metadata->min_luminance.den = luma_den; | |
| metadata->has_luminance = 1; | |
| metadata->has_primaries = 1; | |
| av_log(avctx, AV_LOG_DEBUG, "Mastering Display Metadata:\n"); | |
| av_log(avctx, AV_LOG_DEBUG, | |
| "r(%5.4f,%5.4f) g(%5.4f,%5.4f) b(%5.4f %5.4f) wp(%5.4f, %5.4f)\n", | |
| av_q2d(metadata->display_primaries[0][0]), | |
| av_q2d(metadata->display_primaries[0][1]), | |
| av_q2d(metadata->display_primaries[1][0]), | |
| av_q2d(metadata->display_primaries[1][1]), | |
| av_q2d(metadata->display_primaries[2][0]), | |
| av_q2d(metadata->display_primaries[2][1]), | |
| av_q2d(metadata->white_point[0]), av_q2d(metadata->white_point[1])); | |
| av_log(avctx, AV_LOG_DEBUG, | |
| "min_luminance=%f, max_luminance=%f\n", | |
| av_q2d(metadata->min_luminance), av_q2d(metadata->max_luminance)); | |
| } | |
| } | |
| if (sei->content_light.present) { | |
| AVContentLightMetadata *metadata; | |
| ret = ff_decode_content_light_new(avctx, frame, &metadata); | |
| if (ret < 0) | |
| return ret; | |
| if (metadata) { | |
| metadata->MaxCLL = sei->content_light.max_content_light_level; | |
| metadata->MaxFALL = sei->content_light.max_pic_average_light_level; | |
| av_log(avctx, AV_LOG_DEBUG, "Content Light Level Metadata:\n"); | |
| av_log(avctx, AV_LOG_DEBUG, "MaxCLL=%d, MaxFALL=%d\n", | |
| metadata->MaxCLL, metadata->MaxFALL); | |
| } | |
| } | |
| return 0; | |
| } | |
| void ff_h2645_sei_reset(H2645SEI *s) | |
| { | |
| av_buffer_unref(&s->a53_caption.buf_ref); | |
| for (unsigned i = 0; i < s->unregistered.nb_buf_ref; i++) | |
| av_buffer_unref(&s->unregistered.buf_ref[i]); | |
| s->unregistered.nb_buf_ref = 0; | |
| av_freep(&s->unregistered.buf_ref); | |
| av_buffer_unref(&s->dynamic_hdr_plus.info); | |
| av_buffer_unref(&s->dynamic_hdr_vivid.info); | |
| s->ambient_viewing_environment.present = 0; | |
| s->mastering_display.present = 0; | |
| s->content_light.present = 0; | |
| s->aom_film_grain.enable = 0; | |
| } |