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Rewrite of writeInt in opus writer to comply with codingstyle

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This commit is contained in:
Ferdinand Thiessen 2016-04-03 15:23:24 +02:00 committed by Lukas Dürrenberger
parent af406d9201
commit 2a85734694
1 changed files with 8 additions and 10 deletions
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18
src/SFML/Audio/SoundFileWriterOpus.cpp
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@ -32,19 +32,17 @@
#include <ctime>
#include <cassert>
#include <iostream>
// Anonymous namespace
namespace
{
// Make sure to write int into buffer little endian
void writeInt(unsigned char buf[], size_t offset, sf::Uint32 val)
void writeUint32(unsigned char* buffer, sf::Uint32 value)
{
buf[offset+3]=((val)>>24)&0xff;
buf[offset+2]=((val)>>16)&0xff;
buf[offset+1]=((val)>>8)&0xff;
buf[offset]=(val)&0xff;
buffer[0] = static_cast<unsigned char>(value & 0x000000FF);
buffer[1] = static_cast<unsigned char>((value & 0x0000FF00) >> 8);
buffer[2] = static_cast<unsigned char>((value & 0x00FF0000) >> 16);
buffer[3] = static_cast<unsigned char>((value & 0xFF000000) >> 24);
}
}
@ -123,7 +121,7 @@ bool SoundFileWriterOpus::open(const std::string& filename, unsigned int sampleR
memcpy(static_cast<void*>(headerData), "OpusHead", 8);
headerData[8] = 1; // Version
headerData[9] = channelCount;
writeInt(headerData, 12, static_cast<Uint32>(sampleRate));
writeUint32(headerData + 12, static_cast<Uint32>(sampleRate));
headerData[18] = channelCount > 8 ? 255 : (channelCount > 2); // Mapping family
// Map opus header to ogg packet
@ -150,13 +148,13 @@ bool SoundFileWriterOpus::open(const std::string& filename, unsigned int sampleR
memcpy(static_cast<void*>(commentData), "OpusTags", 8);
// unsigned 32bit integer: Length of vendor string (encoding library)
writeInt(commentData, 8, opusVersionLength);
writeUint32(commentData + 8, opusVersionLength);
// Vendor string
memcpy(static_cast<void*>(commentData+12), opusVersion, opusVersionLength);
// Length of user comments (E.g. you can add a ENCODER tag for SFML)
writeInt(commentData, 12+opusVersionLength, 0);
writeUint32(commentData + 12+opusVersionLength, 0);
op.packet = commentData;
op.bytes = commentLength;