Function avifEncoderAddImageGrid

src/write.c:2147–2161

}

avifResult avifEncoderAddImageGrid(avifEncoder * encoder,
                                   uint32_t gridCols,
                                   uint32_t gridRows,
                                   const avifImage * const * cellImages,
                                   avifAddImageFlags addImageFlags)
{
    avifDiagnosticsClearError(&encoder->diag);
    if ((gridCols == 0) || (gridCols > 256) || (gridRows == 0) || (gridRows > 256)) {
        return AVIF_RESULT_INVALID_IMAGE_GRID;
    }
    if (encoder->extraLayerCount == 0) {
        addImageFlags |= AVIF_ADD_IMAGE_FLAG_SINGLE; // image grids cannot be image sequences
    }
    return avifEncoderAddImageInternal(encoder, gridCols, gridRows, cellImages, 1, addImageFlags);
}

static size_t avifEncoderFindExistingChunk(avifRWStream * s, size_t mdatStartOffset, const uint8_t * data, size_t size)
{