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