Stiffly
89 lines
2.6 KiB
C++
89 lines
2.6 KiB
C++
#include "Sound/Sound.h"
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dd::Sound::Sound(std::string path)
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{
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m_Buffer = LoadFile(path);
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m_Path = path;
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}
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ALuint dd::Sound::LoadFile(std::string path)
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{
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if (m_BufferCache.find(path) != m_BufferCache.end()) {
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return m_BufferCache[path];
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}
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//Open file
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FILE *fp = fopen(path.c_str(), "rb");
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if (!fp) {
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LOG_ERROR("Failed to open file %s, no such file exists", path.c_str());
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return 0;
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}
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//CHECK FOR VALID WAVE-FILE
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fread(m_Type, sizeof(char), 4, fp);
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if(m_Type[0] != 'R' || m_Type[1] != 'I' || m_Type[2] != 'F' || m_Type[3] != 'F') {
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LOG_ERROR("ERROR: No RIFF in WAVE-file");
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return 0;
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}
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fread(&m_Size, sizeof(unsigned long), 1, fp);
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fread(m_Type, sizeof(char), 4, fp);
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if (m_Type[0] != 'W' || m_Type[1] != 'A' || m_Type[2] != 'V' || m_Type[3]!= 'E') {
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LOG_ERROR("ERROR: Not WAVE-file");
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return 0;
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}
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fread(m_Type, sizeof(char), 4, fp);
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if (m_Type[0] != 'f' || m_Type[1] != 'm' || m_Type[2] != 't' || m_Type[3] != ' ') {
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LOG_ERROR("ERROR: No fmt in WAVE-file");
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return 0;
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}
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//READ THE DATA FROM WAVE-FILE
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fread(&m_ChunkSize, sizeof(unsigned long), 1, fp);
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fread(&m_FormatType, sizeof(short), 1, fp);
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fread(&m_Channels, sizeof(short), 1, fp);
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fread(&m_SampleRate, sizeof(unsigned long), 1, fp);
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fread(&m_AvgBytesPerSec, sizeof(unsigned long), 1, fp);
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fread(&m_BytesPerSample, sizeof(short), 1, fp);
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fread(&m_BitsPerSample, sizeof(short), 1, fp);
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fread(m_Type, sizeof(char), 4, fp);
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if (m_Type[0] !='d' || m_Type[1] != 'a' || m_Type[2] != 't' || m_Type[3] != 'a') {
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LOG_ERROR("ERROR: WAVE-file Missing data");
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return 0;
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}
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fread(&m_DataSize, sizeof(unsigned long), 1, fp);
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unsigned char* buf = new unsigned char[m_DataSize];
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fread(buf, sizeof(unsigned char), m_DataSize, fp);
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fclose(fp);
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// Create buffer
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ALuint format = 0;
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if (m_BitsPerSample == 8) {
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if (m_Channels == 1) {
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format = AL_FORMAT_MONO8;
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}
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else if (m_Channels == 2) {
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format = AL_FORMAT_STEREO8;
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}
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}
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if (m_BitsPerSample == 16) {
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if (m_Channels == 1) {
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format = AL_FORMAT_MONO16;
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}
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else if (m_Channels == 2) {
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format = AL_FORMAT_STEREO16;
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}
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}
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ALuint buffer;
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alGenBuffers(1, &buffer);
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alBufferData(buffer, format, buf, m_DataSize, m_SampleRate);
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delete[] buf;
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m_BufferCache[path] = buffer;
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return buffer;
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} |