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https://github.com/libSDL2pp/libSDL2pp.git
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93a77542d8
- Add self-assignment checks - Free resources of object which is going to be replaced to avoid resource leaks
83 lines
2.1 KiB
C++
83 lines
2.1 KiB
C++
/*
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libSDL2pp - C++ wrapper for libSDL2
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Copyright (C) 2014 Dmitry Marakasov <amdmi3@amdmi3.ru>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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#include <SDL2pp/Exception.hh>
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#include <SDL2pp/RWops.hh>
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#include <SDL2pp/Wav.hh>
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namespace SDL2pp {
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Wav::Wav(const std::string& file) {
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if (SDL_LoadWAV(file.c_str(), &spec_, &audio_buffer_, &audio_length_) == nullptr)
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throw Exception("SDL_LoadWAV failed");
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}
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Wav::Wav(RWops& rwops) {
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if (SDL_LoadWAV_RW(rwops.Get(), 0, &spec_, &audio_buffer_, &audio_length_) == nullptr)
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throw Exception("SDL_LoadWAV failed");
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}
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Wav::~Wav() {
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if (audio_buffer_ != nullptr)
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SDL_FreeWAV(audio_buffer_);
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}
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Wav::Wav(Wav&& other) : audio_buffer_(other.audio_buffer_), audio_length_(other.audio_length_), spec_(std::move(other.spec_)) {
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other.audio_buffer_ = nullptr;
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other.audio_length_ = 0;
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}
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Wav& Wav::operator=(Wav&& other) {
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if (&other == this)
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return *this;
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if (audio_buffer_ != nullptr)
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SDL_FreeWAV(audio_buffer_);
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spec_ = std::move(other.spec_);
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audio_buffer_ = other.audio_buffer_;
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audio_length_ = other.audio_length_;
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other.audio_buffer_ = nullptr;
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other.audio_length_ = 0;
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return *this;
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}
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Uint32 Wav::GetLength() const {
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return audio_length_;
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}
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Uint8* Wav::GetBuffer() {
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return audio_buffer_;
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}
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const Uint8* Wav::GetBuffer() const {
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return audio_buffer_;
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}
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const AudioSpec& Wav::GetSpec() const {
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return spec_;
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}
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}
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