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https://github.com/QB64Official/qb64.git
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2089a95b8b
No _SNDRAW or PLAY yet. Also removed need for sound capability strings.
50 lines
1.4 KiB
C
50 lines
1.4 KiB
C
#ifndef DEPENDENCY_AUDIO_DECODE_OGG
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//Stubs:
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//(none required)
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#else
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#ifdef QB64_BACKSLASH_FILESYSTEM
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#define STB_VORBIS_HEADER_ONLY
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#include "src\\stb_vorbis.c"
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#else
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#define STB_VORBIS_HEADER_ONLY
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#include "src/stb_vorbis.c"
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#endif
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snd_sequence_struct *snd_decode_ogg(uint8 *buffer,int32 bytes){
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int result;
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int channels;
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int samplerate;
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short *out;
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result=stb_vorbis_decode_memory((unsigned char *)buffer,bytes,&channels,&samplerate,&out);
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if (result==-1) return NULL;
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//extern int stb_vorbis_decode_memory(unsigned char *mem, int len, int *channels, int *sample_rate, short **output);
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// decode an entire file and output the data interleaved into a malloc()ed
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// buffer stored in *output. The return value is the number of samples
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// decoded, or -1 if the file could not be opened or was not an ogg vorbis file.
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// When you're done with it, just free() the pointer returned in *output.
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//attach to new sequence
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static int32 seq_handle; seq_handle=list_add(snd_sequences);
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static snd_sequence_struct *seq; seq=(snd_sequence_struct*)list_get(snd_sequences,seq_handle);
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memset(seq,0,sizeof(snd_sequence_struct));
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seq->references=1;
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seq->channels=channels;
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seq->sample_rate=samplerate;
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seq->bits_per_sample=16;
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seq->endian=0;//native
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seq->is_unsigned=0;
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seq->data=(uint16*)out;
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seq->data_size=result*2*channels;
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return seq;
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}
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#endif
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