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TinySoundFont/tsf.h  view on Meta::CPAN

		// Decode one frame of vorbis samples with whatever stb_vorbis API that is available
		#if !defined(STB_VORBIS_NO_PULLDATA_API) && !defined(STB_VORBIS_NO_FROMMEMORY)
		n_samples = stb_vorbis_get_frame_float(v, TSF_NULL, &outputs);
		if (!n_samples) break;
		#else
		if (pSmpl >= pSmplEnd) break;
		{ int use = stb_vorbis_decode_frame_pushdata(v, pSmpl, (int)(pSmplEnd - pSmpl), TSF_NULL, &outputs, &n_samples); pSmpl += use; }
		if (!n_samples) continue;
		#endif

		// Expand our output buffer if necessary then copy over the decoded frame samples
		resNum += n_samples;
		if (resNum > resMax)
		{
			do { resMax += (resMax ? (resMax < 1048576 ? resMax : 1048576) : resInitial); } while (resNum > resMax);
			res = (float*)TSF_REALLOC((oldres = res), resMax * sizeof(float));
			if (!res) { TSF_FREE(oldres); stb_vorbis_close(v); return 0; }
		}
		TSF_MEMCPY(res + resNum - n_samples, outputs[0], n_samples * sizeof(float));
	}
	stb_vorbis_close(v);