heif_channel_R    127 examples/heif_test.cc           heif_channel_R,
heif_channel_R   1234 libheif/heif_context.cc   img->add_plane(heif_channel_R,w,h,8); // TODO: other bit depths
heif_channel_R    265 libheif/heif_emscripten.h     .value("heif_channel_R", heif_channel_R)
heif_channel_R    320 libheif/heif_image.cc   outimg->add_plane(heif_channel_R, m_width, m_height, bpp);
heif_channel_R    338 libheif/heif_image.cc   out_r = outimg->get_plane(heif_channel_R, &out_r_stride);
heif_channel_R    474 libheif/heif_image.cc   if (get_bits_per_pixel(heif_channel_R) != 8 ||
heif_channel_R    497 libheif/heif_image.cc   in_r = get_plane(heif_channel_R, &in_r_stride);
heif_channel_R    871 libheif/heif_image.cc   for (const auto& channel : { heif_channel_R, heif_channel_G, heif_channel_B, heif_channel_Alpha } ) {
heif_channel_R    901 libheif/heif_image.cc     case heif_channel_R: val16=r; break;