Lime3DS/src/audio_core/hle/ffmpeg_dl.h
2019-02-09 11:55:12 +01:00

79 lines
2.5 KiB
C++

// Copyright 2018 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#ifdef _WIN32
#include <windows.h>
#endif // _WIN32
extern "C" {
#include <libavcodec/avcodec.h>
}
#ifdef _WIN32
template <typename T>
struct FuncDL {
FuncDL() = default;
FuncDL(HMODULE dll, const char* name) {
if (dll) {
ptr_function = reinterpret_cast<T*>(GetProcAddress(dll, name));
}
}
operator T*() const {
return ptr_function;
}
explicit operator bool() const {
return ptr_function != nullptr;
}
T* ptr_function = nullptr;
};
extern FuncDL<int(AVSampleFormat)> av_get_bytes_per_sample_dl;
extern FuncDL<AVFrame*(void)> av_frame_alloc_dl;
extern FuncDL<void(AVFrame**)> av_frame_free_dl;
extern FuncDL<AVCodecContext*(const AVCodec*)> avcodec_alloc_context3_dl;
extern FuncDL<void(AVCodecContext**)> avcodec_free_context_dl;
extern FuncDL<int(AVCodecContext*, const AVCodec*, AVDictionary**)> avcodec_open2_dl;
extern FuncDL<AVPacket*(void)> av_packet_alloc_dl;
extern FuncDL<void(AVPacket**)> av_packet_free_dl;
extern FuncDL<AVCodec*(AVCodecID)> avcodec_find_decoder_dl;
extern FuncDL<int(AVCodecContext*, const AVPacket*)> avcodec_send_packet_dl;
extern FuncDL<int(AVCodecContext*, AVFrame*)> avcodec_receive_frame_dl;
extern FuncDL<AVCodecParserContext*(int)> av_parser_init_dl;
extern FuncDL<int(AVCodecParserContext*, AVCodecContext*, uint8_t**, int*, const uint8_t*, int,
int64_t, int64_t, int64_t)>
av_parser_parse2_dl;
extern FuncDL<void(AVCodecParserContext*)> av_parser_close_dl;
bool InitFFmpegDL();
#else // _Win32
// No dynamic loading for Unix and Apple
const auto av_get_bytes_per_sample_dl = &av_get_bytes_per_sample;
const auto av_frame_alloc_dl = &av_frame_alloc;
const auto av_frame_free_dl = &av_frame_free;
const auto avcodec_alloc_context3_dl = &avcodec_alloc_context3;
const auto avcodec_free_context_dl = &avcodec_free_context;
const auto avcodec_open2_dl = &avcodec_open2;
const auto av_packet_alloc_dl = &av_packet_alloc;
const auto av_packet_free_dl = &av_packet_free;
const auto avcodec_find_decoder_dl = &avcodec_find_decoder;
const auto avcodec_send_packet_dl = &avcodec_send_packet;
const auto avcodec_receive_frame_dl = &avcodec_receive_frame;
const auto av_parser_init_dl = &av_parser_init;
const auto av_parser_parse2_dl = &av_parser_parse2;
const auto av_parser_close_dl = &av_parser_close;
bool InitFFmpegDL() {
return true;
}
#endif // _Win32