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

/******************************************************************************
    Copyright (C) 2013 by Hugh 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_row_bytes,
		uint32_t width, uint32_t height,
		uint32_t start_y, uint32_t end_y,
		uint8_t *output[], const uint32_t out_row_bytes[]);

EXPORT void compress_uyvx_to_nv12(
		const uint8_t *input, uint32_t in_row_bytes,
		uint32_t width, uint32_t height,
		uint32_t start_y, uint32_t end_y,
		uint8_t *output[], const uint32_t out_row_bytes[]);

EXPORT void decompress_nv12(
		const uint8_t *const input[], const uint32_t in_row_bytes[],
		uint32_t width, uint32_t height,
		uint32_t start_y, uint32_t end_y,
		uint8_t *output, uint32_t out_row_bytes);

EXPORT void decompress_420(
		const uint8_t *const input[], const uint32_t in_row_bytes[],
		uint32_t width, uint32_t height,
		uint32_t start_y, uint32_t end_y,
		uint8_t *output, uint32_t out_row_bytes);

EXPORT void decompress_422(
		const uint8_t *input, uint32_t in_row_bytes,
		uint32_t width, uint32_t height,
		uint32_t start_y, uint32_t end_y,
		uint8_t *output, uint32_t out_row_bytes,
		bool leading_lum);

#ifdef __cplusplus
}
#endif