65 lines
2 KiB
C
65 lines
2 KiB
C
/******************************************************************************
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Copyright (C) 2014 by Hugh Bailey <obs.jim@gmail.com>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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******************************************************************************/
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#pragma once
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#include "util/c99defs.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct encoder_packet;
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enum {
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OBS_NAL_UNKNOWN = 0,
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OBS_NAL_SLICE = 1,
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OBS_NAL_SLICE_DPA = 2,
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OBS_NAL_SLICE_DPB = 3,
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OBS_NAL_SLICE_DPC = 4,
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OBS_NAL_SLICE_IDR = 5,
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OBS_NAL_SEI = 6,
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OBS_NAL_SPS = 7,
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OBS_NAL_PPS = 8,
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OBS_NAL_AUD = 9,
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OBS_NAL_FILLER = 12,
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};
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enum {
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OBS_NAL_PRIORITY_DISPOSABLE = 0,
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OBS_NAL_PRIORITY_LOW = 1,
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OBS_NAL_PRIORITY_HIGH = 2,
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OBS_NAL_PRIORITY_HIGHEST = 3,
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};
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/* Helpers for parsing AVC NAL units. */
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EXPORT bool obs_avc_keyframe(const uint8_t *data, size_t size);
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EXPORT const uint8_t *obs_avc_find_startcode(const uint8_t *p,
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const uint8_t *end);
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EXPORT void obs_parse_avc_packet(struct encoder_packet *avc_packet,
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const struct encoder_packet *src);
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EXPORT size_t obs_parse_avc_header(uint8_t **header, const uint8_t *data,
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size_t size);
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EXPORT void obs_extract_avc_headers(const uint8_t *packet, size_t size,
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uint8_t **new_packet_data, size_t *new_packet_size,
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uint8_t **header_data, size_t *header_size,
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uint8_t **sei_data, size_t *sei_size);
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#ifdef __cplusplus
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}
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#endif
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