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added comments and layout codes.

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hyzboy 2022-04-02 17:00:10 +08:00
parent d436bbd1b5
commit 23eee3d4d5
1 changed files with 8 additions and 4 deletions
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12
Plug-Ins/Audio.Vorbis/OggRead.cpp
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@ -73,7 +73,7 @@ long VorbisTell(void *ptr)
ALvoid LoadOGG(ALbyte *memory, ALsizei memory_size,ALenum *format, ALvoid **data, ALsizei *size, ALsizei *freq, ALboolean *loop) ALvoid LoadOGG(ALbyte *memory, ALsizei memory_size,ALenum *format, ALvoid **data, ALsizei *size, ALsizei *freq, ALboolean *loop)
{ {
int result; int result;
char * ptr=nullptr; char * ptr=nullptr;
ov_callbacks func; ov_callbacks func;
OggVorbis_File ogg_stream; OggVorbis_File ogg_stream;
@ -101,15 +101,19 @@ ALvoid LoadOGG(ALbyte *memory, ALsizei memory_size,ALenum *format, ALvoid **data
if(info->channels==1)*format=AL_FORMAT_MONO16; if(info->channels==1)*format=AL_FORMAT_MONO16;
else *format=AL_FORMAT_STEREO16; else *format=AL_FORMAT_STEREO16;
const int pcm_total = ov_pcm_total(&ogg_stream,0)*info->channels*2; const int pcm_total_bytes = ov_pcm_total(&ogg_stream,0)*info->channels*2;
int out_size = 0; int out_size = 0;
ptr = new char[pcm_total]; ptr = new char[pcm_total_bytes];
while(true) while(true)
{ {
result=ov_read(&ogg_stream,ptr+out_size,pcm_total-out_size,0,2,1,&section); result=ov_read(&ogg_stream,ptr+out_size,pcm_total_bytes-out_size,
0, // 0: little-endian 1: big_endian
2, // 1: 8 bit-samples 2: 16 bit-samples
1, // 0: unsigned 1: signed
&section);
if(result<=0)break; if(result<=0)break;