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RawAudioStream: getter for isRaw

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And disallow looping raw streams
This commit is contained in:
Nevyn Bengtsson 2020-01-03 22:59:37 +01:00
parent 4fb4f6cdd1
commit c6806f50e1
3 changed files with 11 additions and 4 deletions
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1
src/modules/audio/source.c
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@ -230,6 +230,7 @@ void lovrSourceSetFalloff(Source* source, float reference, float max, float roll
}
void lovrSourceSetLooping(Source* source, bool isLooping) {
lovrAssert(!source->stream || lovrAudioStreamIsRaw(source->stream), "Can't loop a raw stream");
source->isLooping = isLooping;
if (source->type == SOURCE_STATIC) {
alSourcei(source->id, AL_LOOPING, isLooping ? AL_TRUE : AL_FALSE);

13
src/modules/data/audioStream.c
View file

@ -92,7 +92,7 @@ size_t lovrAudioStreamDecode(AudioStream* stream, int16_t* destination, size_t s
bool lovrAudioStreamAppendRawBlob(AudioStream* stream, struct Blob* blob)
{
lovrAssert(stream->decoder == NULL, "Raw PCM data can only be appended to a raw AudioStream (see constructor that takes channel count and sample rate)")
lovrAssert(lovrAudioStreamIsRaw(stream), "Raw PCM data can only be appended to a raw AudioStream (see constructor that takes channel count and sample rate)")
lovrRetain(blob);
arr_push(&stream->queuedRawBuffers, blob);
return true;
@ -105,20 +105,25 @@ bool lovrAudioStreamAppendRawSound(AudioStream* stream, struct SoundData* sound)
return true;
}
bool lovrAudioStreamIsRaw(AudioStream* stream)
{
return stream->decoder == NULL;
}
void lovrAudioStreamRewind(AudioStream* stream) {
lovrAssert(stream->decoder, "Can't rewind raw stream");
lovrAssert(!lovrAudioStreamIsRaw(stream), "Can't rewind raw stream");
stb_vorbis* decoder = (stb_vorbis*) stream->decoder;
stb_vorbis_seek_start(decoder);
}
void lovrAudioStreamSeek(AudioStream* stream, size_t sample) {
lovrAssert(stream->decoder, "Can't seek raw stream");
lovrAssert(!lovrAudioStreamIsRaw(stream), "Can't seek raw stream");
stb_vorbis* decoder = (stb_vorbis*) stream->decoder;
stb_vorbis_seek(decoder, (int) sample);
}
size_t lovrAudioStreamTell(AudioStream* stream) {
lovrAssert(stream->decoder, "No position available in raw stream");
lovrAssert(!lovrAudioStreamIsRaw(stream), "No position available in raw stream");
stb_vorbis* decoder = (stb_vorbis*) stream->decoder;
return stb_vorbis_get_sample_offset(decoder);
}

1
src/modules/data/audioStream.h
View file

@ -28,6 +28,7 @@ void lovrAudioStreamDestroy(void* ref);
size_t lovrAudioStreamDecode(AudioStream* stream, int16_t* destination, size_t size);
bool lovrAudioStreamAppendRawBlob(AudioStream* stream, struct Blob* blob);
bool lovrAudioStreamAppendRawSound(AudioStream* stream, struct SoundData* sound);
bool lovrAudioStreamIsRaw(AudioStream* stream);
void lovrAudioStreamRewind(AudioStream* stream);
void lovrAudioStreamSeek(AudioStream* stream, size_t sample);
size_t lovrAudioStreamTell(AudioStream* stream);