From 38fd8044e67e88fb11c80e0b7f5f36787ed64f59 Mon Sep 17 00:00:00 2001 From: hwren Date: Mon, 5 Oct 2020 20:08:06 +0800 Subject: lavc/avs3.h: add AVS3 related definitions Signed-off-by: hwren --- libavcodec/avs3.h | 118 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 118 insertions(+) create mode 100644 libavcodec/avs3.h (limited to 'libavcodec') diff --git a/libavcodec/avs3.h b/libavcodec/avs3.h new file mode 100644 index 0000000000..4189d9b583 --- /dev/null +++ b/libavcodec/avs3.h @@ -0,0 +1,118 @@ +/* + * AVS3 related definitions + * + * Copyright (C) 2020 Huiwen Ren, + * + * 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 + */ + +#ifndef AVCODEC_AVS3_H +#define AVCODEC_AVS3_H + +#define AVS3_NAL_START_CODE 0x010000 +#define AVS3_SEQ_START_CODE 0xB0 +#define AVS3_SEQ_END_CODE 0xB1 +#define AVS3_USER_DATA_START_CODE 0xB2 +#define AVS3_INTRA_PIC_START_CODE 0xB3 +#define AVS3_UNDEF_START_CODE 0xB4 +#define AVS3_EXTENSION_START_CODE 0xB5 +#define AVS3_INTER_PIC_START_CODE 0xB6 +#define AVS3_VIDEO_EDIT_CODE 0xB7 +#define AVS3_FIRST_SLICE_START_CODE 0x00 +#define AVS3_PROFILE_BASELINE_MAIN 0x20 +#define AVS3_PROFILE_BASELINE_MAIN10 0x22 + +#define AVS3_ISPIC(x) ((x) == AVS3_INTRA_PIC_START_CODE || (x) == AVS3_INTER_PIC_START_CODE) +#define AVS3_ISUNIT(x) ((x) == AVS3_SEQ_START_CODE || AVS3_ISPIC(x)) + +#include "libavutil/avutil.h" +#include "libavutil/pixfmt.h" +#include "libavutil/rational.h" + +static const AVRational ff_avs3_frame_rate_tab[16] = { + { 0 , 0 }, // forbid + { 24000, 1001}, + { 24 , 1 }, + { 25 , 1 }, + { 30000, 1001}, + { 30 , 1 }, + { 50 , 1 }, + { 60000, 1001}, + { 60 , 1 }, + { 100 , 1 }, + { 120 , 1 }, + { 200 , 1 }, + { 240 , 1 }, + { 300 , 1 }, + { 0 , 0 }, // reserved + { 0 , 0 } // reserved +}; + +static const int ff_avs3_color_primaries_tab[10] = { + AVCOL_PRI_RESERVED0 , // 0 + AVCOL_PRI_BT709 , // 1 + AVCOL_PRI_UNSPECIFIED , // 2 + AVCOL_PRI_RESERVED , // 3 + AVCOL_PRI_BT470M , // 4 + AVCOL_PRI_BT470BG , // 5 + AVCOL_PRI_SMPTE170M , // 6 + AVCOL_PRI_SMPTE240M , // 7 + AVCOL_PRI_FILM , // 8 + AVCOL_PRI_BT2020 // 9 +}; + +static const int ff_avs3_color_transfer_tab[15] = { + AVCOL_TRC_RESERVED0 , // 0 + AVCOL_TRC_BT709 , // 1 + AVCOL_TRC_UNSPECIFIED , // 2 + AVCOL_TRC_RESERVED , // 3 + AVCOL_TRC_GAMMA22 , // 4 + AVCOL_TRC_GAMMA28 , // 5 + AVCOL_TRC_SMPTE170M , // 6 + AVCOL_TRC_SMPTE240M , // 7 + AVCOL_TRC_LINEAR , // 8 + AVCOL_TRC_LOG , // 9 + AVCOL_TRC_LOG_SQRT , // 10 + AVCOL_TRC_BT2020_12 , // 11 + AVCOL_TRC_SMPTE2084 , // 12 + AVCOL_TRC_UNSPECIFIED , // 13 + AVCOL_TRC_ARIB_STD_B67 // 14 +}; + +static const int ff_avs3_color_matrix_tab[12] = { + AVCOL_SPC_RESERVED , // 0 + AVCOL_SPC_BT709 , // 1 + AVCOL_SPC_UNSPECIFIED , // 2 + AVCOL_SPC_RESERVED , // 3 + AVCOL_SPC_FCC , // 4 + AVCOL_SPC_BT470BG , // 5 + AVCOL_SPC_SMPTE170M , // 6 + AVCOL_SPC_SMPTE240M , // 7 + AVCOL_SPC_BT2020_NCL , // 8 + AVCOL_SPC_BT2020_CL , // 9 + AVCOL_SPC_UNSPECIFIED , // 10 + AVCOL_SPC_UNSPECIFIED // 11 +}; + +static const enum AVPictureType ff_avs3_image_type[4] = { + AV_PICTURE_TYPE_NONE, + AV_PICTURE_TYPE_I, + AV_PICTURE_TYPE_P, + AV_PICTURE_TYPE_B +}; + +#endif /* AVCODEC_AVS3_H */ -- cgit v1.2.3