Function EXRGetStokesComponent

Source/ThirdParty/tinyexr.h:11035–11045

Get Stokes component from channel name

// Get Stokes component from channel name
int EXRGetStokesComponent(const char *channel_name) {
  if (!channel_name) return -1;

  if (channel_name[0] == 'S' &&
      channel_name[1] >= '0' && channel_name[1] <= '3' &&
      channel_name[2] == '.') {
    return channel_name[1] - '0';
  }

  return -1;
}

// Check if channel name is a spectral channel
int EXRIsSpectralChannel(const char *channel_name) {