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obs-studio/UI/ffmpeg-utils.hpp
2023-07-30 15:58:21 -07:00

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2.3 KiB
C++

/******************************************************************************
Copyright (C) 2023 by Dennis Sädtler <dennis@obsproject.com>
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 <qmetatype.h>
#include <string>
#include <vector>
extern "C" {
#include <libavcodec/avcodec.h>
#include <libavdevice/avdevice.h>
}
enum FFmpegCodecType { AUDIO, VIDEO, UNKNOWN };
struct FFmpegFormat {
const char *name;
const char *long_name;
const char *mime_type;
const char *extensions;
AVCodecID audio_codec;
AVCodecID video_codec;
const AVCodecTag *const *codec_tags;
FFmpegFormat() = default;
const char *GetDefaultName(FFmpegCodecType codec_type) const;
bool HasAudio() const { return audio_codec != AV_CODEC_ID_NONE; }
bool HasVideo() const { return video_codec != AV_CODEC_ID_NONE; }
bool operator==(const FFmpegFormat &format) const
{
if (strcmp(name, format.name) != 0)
return false;
return strcmp(mime_type, format.mime_type) != 0;
}
};
Q_DECLARE_METATYPE(FFmpegFormat)
struct FFmpegCodec {
const char *name;
const char *long_name;
int id;
bool alias;
const char *base_name;
FFmpegCodecType type;
FFmpegCodec() = default;
bool operator==(const FFmpegCodec &codec) const
{
if (id != codec.id)
return false;
return strcmp(name, codec.name) != 0;
}
};
Q_DECLARE_METATYPE(FFmpegCodec)
std::vector<FFmpegFormat> GetSupportedFormats();
std::vector<FFmpegCodec> GetFormatCodecs(const FFmpegFormat &format,
bool ignore_compatibility);
bool FFCodecAndFormatCompatible(const char *codec, const char *format);
bool IsBuiltinCodec(const char *codec);
bool ContainerSupportsCodec(const std::string &container,
const std::string &codec);