convert_channels_short_interleaved()

static void fl::third_party::vorbis::convert_channels_short_interleaved ( int32_t buf_c, short * buffer, int32_t data_c, float ** data, int32_t d_offset, int32_t len )

static

Definition at line 5035 of file stb_vorbis.cpp.hpp.

{
   int32_t i;
   fl_stbv_check_endianness();
   if (buf_c != data_c && buf_c <= 2 && data_c <= 6) {
      FL_ASSERT(buf_c == 2, "buf_c must be 2");
      for (i=0; i < buf_c; ++i)
         compute_stereo_samples(buffer, data_c, data, d_offset, len);
   } else {
      int32_t limit = buf_c < data_c ? buf_c : data_c;
      int32_t j;
      for (j=0; j < len; ++j) {
         for (i=0; i < limit; ++i) {
            FL_STBV_FASTDEF(temp);
            float f = data[i][d_offset+j];
            int32_t v = FL_STBV_FAST_SCALED_FLOAT_TO_INT(temp, f,15);//data[i][d_offset+j],15);
            if ((uint32_t) (v + 32768) > 65535)
               v = v < 0 ? -32768 : 32767;
            *buffer++ = v;
         }
         for (   ; i < buf_c; ++i)
            *buffer++ = 0;
      }
   }
}

References compute_stereo_samples(), FL_ASSERT, FL_NOEXCEPT, fl_stbv_check_endianness, FL_STBV_FAST_SCALED_FLOAT_TO_INT, and FL_STBV_FASTDEF.

Referenced by stb_vorbis_get_frame_short_interleaved(), and stb_vorbis_get_samples_short_interleaved().

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