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98 lines
3.1 KiB
C++
98 lines
3.1 KiB
C++
/**
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* @file video.h
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* @author Martin Pulec <pulec@cesnet.cz>
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*
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* @brief This is an umbrella header for video functions.
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*/
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/*
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* Copyright (c) 2013 CESNET z.s.p.o.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, is permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. Neither the name of CESNET nor the names of its contributors may be
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* used to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING,
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* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
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* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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* EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef VIDEO_H_
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#define VIDEO_H_
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#include "video_codec.h"
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#include "video_frame.h"
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#ifdef __cplusplus
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extern "C" {
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#endif // __cplusplus
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enum video_mode get_video_mode_from_str(const char *requested_mode);
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/**
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* @brief Returns vertical count of tiles
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* @param mode requestd video mode
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* @returns vertical count of tiles
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*/
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int get_video_mode_tiles_x(enum video_mode mode);
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/**
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* @brief Returns horizontal count of tiles
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* @param mode requestd video mode
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* @returns horizontal count of tiles
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*/
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int get_video_mode_tiles_y(enum video_mode mode);
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/**
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* @brief Returns description of video mode
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* Eg. "tiled 4K"
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* @param mode requestd video mode
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*/
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const char *get_video_mode_description(enum video_mode mode);
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/**
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* @brief Tries to guess video mode from number of substreams.
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*
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* @note
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* The guessed video mode may not be correct (some modes may have the same
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* number of substreams).
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*
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* @param num_substreams number of received substreams
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* @returns guessed video mode
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* @retval VIDEO_UNKNOWN if the mode was not guessed.
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*/
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enum video_mode guess_video_mode(int num_substreams);
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#ifdef __cplusplus
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}
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#endif // __cplusplus
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#ifdef __cplusplus
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#include <istream>
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#include <ostream>
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std::istream& operator>>(std::istream& is, video_desc& desc);
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std::ostream& operator<<(std::ostream& os, const video_desc& desc);
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std::ostream& operator<<(std::ostream& os, const codec_t& color_spec);
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#endif
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#endif // VIDEO_H_
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