mirror of
https://github.com/hrydgard/ppsspp.git
synced 2024-11-23 13:30:02 +00:00
e01ca5b057
* Rename LogType to Log * Explicitly use the Log:: enum when logging. Allows for autocomplete when editing. * Mac/ARM64 buildfix * Do the same with the hle result log macros * Rename the log names to mixed case while at it. * iOS buildfix * Qt buildfix attempt, ARM32 buildfix
103 lines
2.2 KiB
C++
103 lines
2.2 KiB
C++
// Copyright 2008 Dolphin Emulator Project
|
|
// Licensed under GPLv2+
|
|
// Refer to the license.txt file included.
|
|
|
|
#include "Core/WaveFile.h"
|
|
#include "Common/Log.h"
|
|
#include "Core/Config.h"
|
|
|
|
constexpr size_t WaveFileWriter::BUFFER_SIZE;
|
|
|
|
WaveFileWriter::WaveFileWriter() {}
|
|
|
|
WaveFileWriter::~WaveFileWriter()
|
|
{
|
|
Stop();
|
|
}
|
|
|
|
bool WaveFileWriter::Start(const Path &filename, unsigned int HLESampleRate)
|
|
{
|
|
// Check if the file is already open
|
|
if (file) {
|
|
ERROR_LOG(Log::System, "The file %s was already open, the file header will not be written.", filename.c_str());
|
|
return false;
|
|
}
|
|
|
|
file.Open(filename, "wb");
|
|
if (!file) {
|
|
ERROR_LOG(Log::IO, "The file %s could not be opened for writing. Please check if it's already opened by another program.", filename.c_str());
|
|
return false;
|
|
}
|
|
|
|
audio_size = 0;
|
|
|
|
// -----------------
|
|
// Write file header
|
|
// -----------------
|
|
Write4("RIFF");
|
|
Write(100 * 1000 * 1000); // write big value in case the file gets truncated
|
|
Write4("WAVE");
|
|
Write4("fmt ");
|
|
|
|
Write(16); // size of fmt block
|
|
Write(0x00020001); // two channels, uncompressed
|
|
|
|
const uint32_t sample_rate = HLESampleRate;
|
|
Write(sample_rate);
|
|
Write(sample_rate * 2 * 2); // two channels, 16bit
|
|
|
|
Write(0x00100004);
|
|
Write4("data");
|
|
Write(100 * 1000 * 1000 - 32);
|
|
|
|
// We are now at offset 44
|
|
uint64_t offset = file.Tell();
|
|
_assert_msg_(offset == 44, "Wrong offset: %lld", (long long)offset);
|
|
return true;
|
|
}
|
|
|
|
void WaveFileWriter::Stop()
|
|
{
|
|
// u32 file_size = (u32)ftello(file);
|
|
file.Seek(4, SEEK_SET);
|
|
Write(audio_size + 36);
|
|
|
|
file.Seek(40, SEEK_SET);
|
|
Write(audio_size);
|
|
|
|
file.Close();
|
|
}
|
|
|
|
void WaveFileWriter::Write(uint32_t value)
|
|
{
|
|
file.WriteArray(&value, 1);
|
|
}
|
|
|
|
void WaveFileWriter::Write4(const char* ptr)
|
|
{
|
|
file.WriteBytes(ptr, 4);
|
|
}
|
|
|
|
void WaveFileWriter::AddStereoSamples(const short* sample_data, uint32_t count)
|
|
{
|
|
_assert_msg_(file, "WaveFileWriter - file not open.");
|
|
_assert_msg_(count <= BUFFER_SIZE * 2, "WaveFileWriter - buffer too small (count = %u).", count);
|
|
|
|
if (skip_silence)
|
|
{
|
|
bool all_zero = true;
|
|
|
|
for (uint32_t i = 0; i < count * 2; i++)
|
|
{
|
|
if (sample_data[i])
|
|
all_zero = false;
|
|
}
|
|
|
|
if (all_zero)
|
|
return;
|
|
}
|
|
|
|
file.WriteBytes(sample_data, count * 4);
|
|
audio_size += count * 4;
|
|
}
|