100 lines
3.1 KiB
C++
100 lines
3.1 KiB
C++
// FFMPEG Video Encoder Integration for OBS Studio
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// Copyright (c) 2019 Michael Fabian Dirks <info@xaymar.com>
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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#pragma once
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#include "common.hpp"
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// Codec: H264
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#define S_CODEC_H264 "Codec.H264"
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#define S_CODEC_H264_PROFILE "Codec.H264.Profile"
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#define S_CODEC_H264_LEVEL "Codec.H264.Level"
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namespace streamfx::encoder::codec::h264 {
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enum class profile {
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CONSTRAINED_BASELINE,
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BASELINE,
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MAIN,
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HIGH,
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HIGH444_PREDICTIVE,
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UNKNOWN = -1,
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};
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enum class level {
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L1_0 = 10,
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L1_0b,
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L1_1,
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L1_2,
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L1_3,
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L2_0 = 20,
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L2_1,
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L2_2,
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L3_0 = 30,
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L3_1,
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L3_2,
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L4_0 = 40,
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L4_1,
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L4_2,
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L5_0 = 50,
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L5_1,
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L5_2,
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L6_0 = 60,
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L6_1,
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L6_2,
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UNKNOWN = -1,
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};
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// See ITU-T H.264
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enum class nal_unit_type : uint8_t {
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UNSPECIFIED = 0,
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CODED_SLICE_NONIDR = 1,
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CODED_SLICE_DATA_PARTITION_A = 2,
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CODED_SLICE_DATA_PARTITION_B = 3,
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CODED_SLICE_DATA_PARTITION_C = 4,
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CODED_SLICE_IDR = 5,
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SUPPLEMENTAL_ENHANCEMENT_INFORMATION = 6,
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SEQUENCE_PARAMETER_SET = 7,
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PICTURE_PARAMETER_SET = 8,
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ACCESS_UNIT_DELIMITER = 9,
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END_OF_SEQUENCE = 10,
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END_OF_STREAM = 11,
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FILLER_DATA = 12,
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SEQUENCE_PARAMETER_SET_EXTENSION = 13,
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PREFIX_NAL_UNIT = 14,
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SUBSET_SEQUENCE_PARAMETER_SET = 15,
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DEPTH_PARAMETER_SET = 16,
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CODED_SLICE_AUXILIARY_PICTURE = 19,
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CODED_SLICE_EXTENSION = 20,
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CODED_SLICE_EXTENSION_DEPTH_VIEW = 21,
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};
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/** Search for the closest NAL unit.
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*
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* \param ptr Beginning of the search range.
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* \param endptr End of the search range (exclusive).
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*
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* \return A valid pointer if a NAL was found, otherwise \ref nullptr.
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*/
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uint8_t* find_closest_nal(uint8_t* ptr, uint8_t* endptr, size_t& size);
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uint32_t get_packet_reference_count(uint8_t* ptr, uint8_t* endptr);
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} // namespace streamfx::encoder::codec::h264
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