obs-studio/libobs/media-io/format-conversion.h

/******************************************************************************
    Copyright (C) 2023 by Lain Bailey <[email protected]>

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 2 of the License, or
    (at your option) any later version.

    This program 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 General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/

#pragma once

#include "../util/c99defs.h"

#ifdef __cplusplus
extern "C" {
#endif

/*
 * Functions for converting to and from packed 444 YUV
 */

EXPORT void compress_uyvx_to_i420(const uint8_t *input, uint32_t in_linesize, uint32_t start_y, uint32_t end_y,
				  uint8_t *output[], const uint32_t out_linesize[]);

EXPORT void compress_uyvx_to_nv12(const uint8_t *input, uint32_t in_linesize, uint32_t start_y, uint32_t end_y,
				  uint8_t *output[], const uint32_t out_linesize[]);

EXPORT void convert_uyvx_to_i444(const uint8_t *input, uint32_t in_linesize, uint32_t start_y, uint32_t end_y,
				 uint8_t *output[], const uint32_t out_linesize[]);

EXPORT void decompress_nv12(const uint8_t *const input[], const uint32_t in_linesize[], uint32_t start_y,
			    uint32_t end_y, uint8_t *output, uint32_t out_linesize);

EXPORT void decompress_420(const uint8_t *const input[], const uint32_t in_linesize[], uint32_t start_y, uint32_t end_y,
			   uint8_t *output, uint32_t out_linesize);

EXPORT void decompress_422(const uint8_t *input, uint32_t in_linesize, uint32_t start_y, uint32_t end_y,
			   uint8_t *output, uint32_t out_linesize, bool leading_lum);

#ifdef __cplusplus
}
#endif